CN105795876A

CN105795876A - Electric-driven vacuum type squeezing machine

Info

Publication number: CN105795876A
Application number: CN201610224635.9A
Authority: CN
Inventors: 王晓东
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-02-04
Filing date: 2016-04-10
Publication date: 2016-07-27
Also published as: CN106820932A; CN106820932B; WO2017133482A1

Abstract

The invention relates to an electric-driven vacuum type squeezing machine which comprises a squeezing cylinder, a juice receiving portion, a piston, an electric-driven telescoping mechanism, an electric vacuum pump and a machine body.The slidable piston is installed in the squeezing cylinder, and the outer edge of the piston is closely attached to the inner edge of the squeezing cylinder; the piston divides the squeezing cylinder into an operating chamber and a squeezing chamber which are isolated from each other, the top face of the piston is located in the operating chamber, and the bottom face of the piston is located in the squeezing chamber.According to the electric-driven vacuum type squeezing machine, the process of squeezing food materials such as fruits and vegetables and the process that juice liquid such as oil enters the juice receiving portion or a juice receiving tank are both achieved in a vacuum environment, and therefore the juice liquid discoloration and deterioration problems caused by oxidation in an existing squeezing technique achieved in air are avoided.Compared with a vacuum spiral juice squeezer, the electric-driven vacuum type squeezing machine has the advantages that cleaning is easy, wherein after the machine is used every time, only three parts including the juice receiving portion, the squeezing cylinder and the piston need to be cleaned, and after the vacuum spiral juice squeezer is used every time, at least seven parts including a seal cover, a feeding cylinder, a spiral shaft, a cylindrical filter screen, a squeezing cavity, a juice receiving cup and a residue cup need to be cleaned; operation is easy, wherein only three parts need to be installed when the machine is used, and at least seven parts need to be installed when the vacuum spiral juice squeezer is used.

Description

Electric drive vacuum type squeezer

Technical field

The invention belongs to foodstuff squeezing and produce juice technical field, especially a kind of electric drive vacuum type squeezer.

Background technology

Fruits and vegetables occupies an important position in daily life, it is the indispensable foodstuffs of people, but along with growth in the living standard, it is desirable to the nutritional labeling more fully, directly obtaining in foodstuff, thus each producer develops various press apparatus, fruits and vegetables can be squeezed out juice, people's these juice capable of direct drinking by it, is very easy to the life of people.Above-mentioned press apparatus includes the structure such as pressing type, press handle type, pressing type is to install a meshed projection of band in cylinder upper end, the fruit of the succulence such as Fructus Citri tangerinae, Fructus Citri junoris is directly born against in projection or is embedded in upper cover and be pressed in again in projection, firmly press downwards, make juice pass through mesh and flow in cylinder；Press handle type is to install fixing handle on cylinder, and at cylinder side hinge dress pressure handle, a upper cover agreed with cylinder upper end is installed in pressure handle bottom surface, cylinder upper end is installed and is with meshed projection, during use, fruit is placed in projection, firmly depresses pressure handle, make upper cover and projection squeeze out juice.In above two structure, if adopting electronic type of drive to realize squeezing action, its expressing process can very fast and squeezing thorough, meanwhile, after adding electronic type of drive, squeeze force is bigger, it is possible to make it for the oil expression of the foodstuff such as Semen arachidis hypogaeae, Semen sojae atricolor.

In addition, people also develop the spiral isostructural press apparatus of other kind, but the expressing process of all these equipment is all carry out in atmosphere, containing about 21% oxygen in air, containing aldehydes matter in plant tissue, after in expressing process, cell tissue is destroyed, oxygen is just a large amount of to be invaded, phenolase phenol substance catalytic forms quinone and polymer produces enzymatic browning reaction, enzymatic browning makes the foodstuff juice (fruit juice, vegetable juice, edible wet goods) squeezed out all oxidized, cause large losses nutrition, and color and mouthfeel are all deteriorated.

Summary of the invention

It is an object of the invention to overcome the deficiencies in the prior art, it is provided that utilize electrically driven (operated) mode to complete squeezing, squeeze and connect juice and all keep vacuum state and a kind of electric drive vacuum type squeezer avoiding the juice squeezed out in expressing process to be oxidized by oxygen.

The present invention adopts the technical scheme that:

A kind of electric drive vacuum type squeezer, it is characterized in that: include squeezing cylinder, connect juice portion, piston, driven by power telescoping mechanism, electric vacuum pump and body, in squeezing cylinder, the piston slided is installed, the outer rim of this piston and the inner edge squeezing cylinder fit tightly, squeezing cylinder is divided into operation room and the mill room of isolation mutually by described piston, the end face of piston is positioned at operation indoor, and the bottom surface of piston is positioned at mill room；

Squeezing cylinder and connecing is structure as a whole between juice portion or for removable seal attachment structure, squeezing cylinder be positioned at connect in juice the portion outside, squeezing cylinder part is positioned to meet juice portion or squeeze cylinder and is entirely located in and meets juice portion, described mill room and the described juice portion that connects form an airtight cavity, and described operation room connects with atmospheric environment or described operation room is confined space；

The squeezing cylinder sidewall at described mill room place arranges and arranges filter screen or mill room and connecing bottom filter screen or described mill room and arrange filter screen between juice portion or connect to arrange in juice portion in filter screen or described mill room and arrange filter screen；

Described driven by power telescoping mechanism includes drive division and pars contractilis, this pars contractilis can be extended or retracted under the driving of drive division, this drive division is arranged in described body, it is arranged on body, part is arranged on operation indoor or is provided entirely in operation indoor, its pars contractilis is fixing with described piston to be connected, removably connect or be only be pressed on piston, this pars contractilis pushes or pull on the motion in squeezing cylinder of described piston time flexible, make mill room change in volume, when described pars contractilis pushes or pull on piston movement and makes mill room volume diminish, what piston squeezing was positioned at mill room treats expressate, the juice squeezed out is entered by described filter screen and connects in juice portion；

Described electric vacuum pump is positioned on body, body, airtight cavity or run indoor, it has bleeding point and gas outlet, the bleeding point of electric vacuum pump connects with described airtight cavity directly or by exhaust pipe, and its gas outlet connects with atmospheric environment directly or by outlet pipe or connects with running room；

This electric vacuum pump for making airtight cavity before piston squeezes, piston when squeezing or piston complete squeezing after three processes in all processes, the air in airtight cavity is extracted out by latter two process or last process, make this airtight cavity keep vacuum state.

It is a further object to provide a kind of electric drive vacuum type squeezer, it is characterized in that: include squeezing cylinder, connect juice portion, piston, driven by power telescoping mechanism, electric vacuum pump and body, in squeezing cylinder, the piston slided is installed, the outer rim of this piston and the inner edge squeezing cylinder fit tightly, squeezing cylinder is divided into operation room and the mill room of isolation mutually by described piston, the end face of piston is positioned at operation indoor, and the bottom surface of piston is positioned at mill room；

Squeezing cylinder be entirely located in connect in juice the portion outside, squeezing cylinder part is positioned to meet juice portion or squeeze cylinder and is entirely located in and meets juice portion；When squeezing cylinder is entirely located in and connects outside juice portion, squeezing cylinder and connecing is structure as a whole between juice portion, Detachable connection structure or be only that squeezing cylinder sealed bottom is pressed in and connects juice portion opening part, described mill room and the described juice portion that connects are interconnected and are collectively forming an airtight cavity, and described operation room connects with atmospheric environment or described operation room is confined space；When squeezing cylinder part is positioned at and meets juice portion, squeezing cylinder and connecing is structure as a whole between juice portion, Detachable connection structure or be only that squeezing cylinder outer fringe seal is pressed in and connects juice portion opening part, described mill room and the described juice portion that connects are interconnected and are collectively forming an airtight cavity, and described operation room connects with atmospheric environment or described operation room is confined space；Connect in juice portion when squeezing cylinder is entirely located in, squeezing cylinder and connecing is structure as a whole between juice portion, Detachable connection structure or squeezing cylinder seal to be crimped on and connect in juice portion, described mill room and the described juice portion that connects are interconnected and are collectively forming an airtight cavity, and described operation room connects with atmospheric environment or described operation room is confined space；

The bottom of squeezing cylinder sidewall and squeezing cylinder that the squeezing cylinder sidewall at described mill room place arranges filter screen or mill room place arranges filter screen or described squeezing cylinder bottom portion arranges filter screen or mill room and connecing and arranges filter screen between juice portion or connect to arrange in juice portion in filter screen or described mill room and arrange filter screen；

This electric vacuum pump for making airtight cavity before piston squeezes, piston when squeezing or piston complete all processes in three processes after squeezing,

Latter two process,

Last process,

First process and last process,

The first two process,

Air in airtight cavity is extracted out by first process or second process, makes this airtight cavity keep vacuum state.

And, it be chosen from structure (1), (2), (3), (4), (5), (6) or (7) in any one:

(1) squeezing cylinder and meet juice portion and be generally vertically arranged, squeezing cylinder be vertically arranged in connect in juice portion, squeezing cylinder part is positioned to meet juice portion or squeeze cylinder and is entirely located in and meets juice portion, described pars contractilis is positioned at the top of squeezing cylinder, this pars contractilis stretches in squeezing cylinder and its end is fixedly connected with the piston, removably connects or be only be pressed on piston, promote piston when pars contractilis stretches out and make it move downward, to treating that expressate squeezes in mill room, the juice squeezed out is entered by described filter screen and connects in juice portion；

Or

(2) squeezing cylinder and meet juice portion and be generally vertically arranged, squeezing cylinder be vertically arranged in connect in juice portion, squeezing cylinder part is positioned to meet juice portion or squeeze cylinder and is entirely located in and meets juice portion, described pars contractilis is positioned at the lower section meeting juice portion, pars contractilis slides through the bottom meeting juice portion from lower face seal, it is then passed through filter screen and stretches in mill room, and its end fixes or is detachably connected on described piston, pars contractilis pulls piston and makes it move downward when shrinking, to treating that expressate squeezes in mill room, the juice squeezed out is entered by described filter screen and connects in juice portion；

Or

(3) squeeze cylinder and connect juice portion generally horizontally set, squeezing cylinder is arranged on and connects side, juice portion, squeezing cylinder part is positioned to meet juice portion or squeeze cylinder and is entirely located in and meets juice portion, described pars contractilis is located close to run the side in the squeezing cylinder end portion of room, this pars contractilis stretches in squeezing cylinder and its end is fixedly connected with the piston, removably connects or be only be pressed on piston, promote piston when pars contractilis stretches out and make it to connecing the motion of direction, juice portion, to treating that expressate squeezes in mill room, the juice squeezed out is entered by described filter screen and connects in juice portion；

Or

(4) squeeze cylinder and connect juice portion generally horizontally set, squeezing cylinder is arranged on and connects side, juice portion, squeezing cylinder part is positioned to meet juice portion or squeeze cylinder and is entirely located in and meets juice portion, described pars contractilis is positioned against the side bottom proximity juice portion, pars contractilis seals and slides through the bottom meeting juice portion, it is then passed through filter screen and stretches in mill room, and its end is fixedly connected with the piston or removably connects, pars contractilis pulls piston to make it to connecing the motion of direction, juice portion when shrinking, to treating that expressate squeezes in mill room, the juice squeezed out is entered by described filter screen and connects in juice portion；

Or

(5) squeezing cylinder and meet juice portion and be generally vertically arranged, squeezing cylinder is vertically arranged in and connects in juice portion, squeezing cylinder part is positioned to meet juice portion or squeeze cylinder and is entirely located in and meets juice portion, described pars contractilis is positioned at outside squeezing cylinder, this pars contractilis end upward connects the lower end of the vertical arm of an inverted U arm side, the lower end of the vertical arm of this inverted U arm opposite side is stretched in squeezing cylinder and is fixedly connected with the piston, removably connect or be only be pressed on piston, promote piston by inverted U arm when pars contractilis shrinks and make it move downward, to treating that expressate squeezes in mill room, the juice squeezed out is entered by described filter screen and connects in juice portion；

Or

(6) squeezing cylinder is obliquely installed, squeezing cylinder is inclined at and connects in juice portion, squeezing cylinder part is positioned to meet juice portion or squeeze cylinder and is entirely located in and meets juice portion, the angle of piston movement locus line and horizontal plane in squeezing cylinder is more than 0 ° and less than 90 °, described pars contractilis is located close to run the side in the squeezing cylinder end portion of room, this pars contractilis stretches in squeezing cylinder, and its end is fixedly connected with the piston, removably connect or be only be pressed on piston, piston is promoted to make it to connecing the motion of direction, juice portion when pars contractilis stretches out, to treating that expressate squeezes in mill room, the juice squeezed out is entered by described filter screen and connects in juice portion；

Or

(7) squeezing cylinder and meet juice portion and be generally vertically arranged, squeezing cylinder be vertically arranged in connect in juice portion, squeezing cylinder part is positioned to meet juice portion or squeeze cylinder and is entirely located in and meets juice portion, the operation that described pars contractilis is positioned at squeezing cylinder is indoor, the end of this pars contractilis is fixedly connected with the piston, removably connect or be only be pressed on piston, promote piston when pars contractilis stretches out and make it move downward, to treating that expressate squeezes in mill room, the juice squeezed out is entered by described filter screen and connects in juice portion.

And,

(1) when above pars contractilis is positioned at squeezing cylinder:

Described body is made up of C type frame structure base portion, vertical portion and chain-drive section, wherein chain-drive section is cantilevered structure relative to vertical portion, encorbelmenting of chain-drive section constitutes squeezing work space between part and the part stretching out vertical portion of base portion, arrange squeezing cylinder and meet juice portion in described squeezing work space；

The part of encorbelmenting of squeezing cylinder and described chain-drive section is connected for fixing, removably connect or be not connected to, or meets juice portion and described chain-drive section is fixed directly or by connector or removably connects；

In chain-drive section above squeezing cylinder or on chain-drive section, pars contractilis is set, this pars contractilis completes expanding-contracting action under the driving of described drive division, in described drive division is arranged on chain-drive section, on chain-drive section, in base portion, in base portion, on vertical portion in or vertical portion, electric vacuum pump is arranged in chain-drive section, on chain-drive section, base portion is interior, in base portion, in vertical portion or vertical portion；

Or

(2) when pars contractilis is positioned at and connects below juice portion:

Described body is constituted L-type structure by base portion and vertical portion, or described body is only made up of base portion, described base portion is arranged from bottom to top and connects juice portion and squeezing cylinder, connecing in the base portion below juice portion or base portion arrange pars contractilis, this pars contractilis completes expanding-contracting action under the driving of described drive division

Described drive division and electric vacuum pump are arranged in body or on body；

Or

When pars contractilis be positioned at squeezing cylinder side or be positioned at connect side, juice portion time:

Described body is constituted L-type structure by base portion and vertical portion, in described base portion, horizontally set connects juice portion and squeezing cylinder, horizontal pars contractilis is set in vertical portion or on vertical portion, this pars contractilis completes expanding-contracting action under the driving of described drive division, in described drive division is arranged on base portion, in base portion, on vertical portion in or vertical portion, described electric vacuum pump is arranged on that base portion is interior, in base portion, in vertical portion or vertical portion；

Or

(4) when pars contractilis is positioned at outside squeezing cylinder:

Described body is constituted L-type structure by base portion and vertical portion, described base portion is arranged from bottom to top and connects juice portion and squeezing cylinder, pars contractilis upward is set in vertical portion or on vertical portion, this pars contractilis completes expanding-contracting action under the driving of described drive division, described drive division is arranged in vertical portion, on vertical portion, in base portion or in base portion, described electric vacuum pump is arranged in base portion, in base portion, in vertical portion or vertical portion；

Or

(5) when above pars contractilis is positioned at squeezing cylinder:

Described body is formed hollow frame structure by base portion, two symmetrical vertical portions and chain-drive section, chain-drive section is across being arranged on two symmetrical tops, vertical portion, base portion is across being arranged on two symmetrical bottoms, vertical portion, the space of the centre of hollow frame structure is squeezing work space, arranges squeezing cylinder and meet juice portion in this squeezing work space；

Squeezing cylinder is connected with the overhanging portion of described chain-drive section for fixing, removably connect or be not connected to, or meets juice portion with described chain-drive section overhanging portion for fixing directly or by connector or removably connecting；

In chain-drive section above squeezing cylinder or on chain-drive section, pars contractilis is set, this pars contractilis completes expanding-contracting action under the driving of described drive division, in described drive division is arranged on chain-drive section, on chain-drive section, in vertical portion, on vertical portion, in base portion or in base portion, in described electric vacuum pump is arranged on chain-drive section, on chain-drive section, on vertical portion, base portion is interior or in base portion the vertical portion in；

Or

(6) when above pars contractilis is positioned at squeezing cylinder:

Described body is only made up of chain-drive section, and squeezing cylinder and described chain-drive section fixing are connected directly or by connector, removably connect, or connects juice portion and described chain-drive section and fix directly or by connector and be connected, removably connect；In chain-drive section above described squeezing cylinder or on chain-drive section, pars contractilis is set, this pars contractilis completes expanding-contracting action under the driving of described drive division, in described drive division is arranged on chain-drive section, on chain-drive section, described electric vacuum pump is arranged in chain-drive section, on chain-drive section or run indoor；

Or

(7) when pars contractilis is positioned at the operation chamber interior of squeezing cylinder:

Described body is only made up of chain-drive section, and squeezing cylinder and described chain-drive section fixing are connected directly or by connector, removably connect, or connects juice portion and described chain-drive section and fix directly or by connector and be connected, removably connect；

Pars contractilis is positioned at the operation chamber interior of squeezing cylinder, and this pars contractilis completes expanding-contracting action under the driving of described drive division, and described drive division is all or part of, and to be arranged on the operation of squeezing cylinder indoor, and described electric vacuum pump is arranged in chain-drive section, on chain-drive section；

Or

(8) when pars contractilis is positioned at the operation chamber interior of squeezing cylinder:

The squeezing cylinder running room place is held concurrently as body, pars contractilis is positioned at the operation chamber interior of squeezing cylinder, this pars contractilis completes expanding-contracting action under the driving of described drive division, and all or part of operation indoor being arranged on squeezing cylinder of described drive division, the operation that described electric vacuum pump is arranged on squeezing cylinder is indoor.

And,

(1) when above pars contractilis is positioned at squeezing cylinder:

Described body is made up of C type frame structure base portion, vertical portion and chain-drive section, it is cantilevered structure that wherein said vertical portion is provided with chain-drive section and chain-drive section relative to vertical portion, encorbelmenting of chain-drive section constitutes squeezing work space between part and the part stretching out vertical portion of base portion, arrange squeezing cylinder and meet juice portion in described squeezing work space；

Squeezing cylinder is partly not connected to encorbelmenting of described chain-drive section；

Arranging pars contractilis in chain-drive section above squeezing cylinder or on chain-drive section, this pars contractilis is relatively fixed with the spatial relation of chain-drive section or can relative varying motion；

When the spatial relation of pars contractilis Yu chain-drive section is relatively fixed time: this pars contractilis and described chain-drive section are fixed or be detachably connected, chain-drive section can move up and down along vertical portion under drive division drives；In described drive division is arranged on chain-drive section, on chain-drive section, in base portion, in base portion, on vertical portion in or vertical portion, electric vacuum pump is arranged in chain-drive section, on chain-drive section, base portion is interior, in base portion, in vertical portion or vertical portion；

When this pars contractilis and chain-drive section spatial relation can relative varying motion time: pars contractilis and/or chain-drive section can move up and down along vertical portion under drive division drives, and the up and down motion of the two entirety and/or the expanding-contracting action of pars contractilis achieve piston motion in squeezing cylinder；In described drive division is arranged on chain-drive section, on chain-drive section, in base portion, in base portion, on vertical portion in or vertical portion, electric vacuum pump is arranged in chain-drive section, on chain-drive section, base portion is interior, in base portion, in vertical portion or vertical portion；

Or

(2) when above pars contractilis is positioned at squeezing cylinder:

Described body is constituted inverted L shape structure by vertical portion and chain-drive section, and wherein chain-drive section is cantilevered structure relative to vertical portion, and the beneath portions of encorbelmenting of chain-drive section, for squeezing work space, arranges squeezing cylinder and meets juice portion in described squeezing work space；

Squeezing cylinder and described chain-drive section encorbelment part for fixing is connected or removably connects or vertical portion has squeeze cylinder for connecting or connect the support member in juice portion or connect juice portion and described chain-drive section and fix directly or by connector or removably connect；

In chain-drive section above squeezing cylinder or on chain-drive section, pars contractilis is set, this pars contractilis completes expanding-contracting action under the driving of described drive division, in described drive division is arranged on chain-drive section, on chain-drive section, on vertical portion in or vertical portion, electric vacuum pump is arranged on that chain-drive section is interior, on chain-drive section, in vertical portion or vertical portion；

Or

(3) when above pars contractilis is positioned at squeezing cylinder:

Described body includes base portion, vertical portion and chain-drive section, and described vertical portion cross section is C type or U-shaped,

Vertical portion is arranged between chain-drive section and base portion, and the space that chain-drive section, vertical portion and base portion are surrounded constitutes squeezing work space, arranges squeezing cylinder and meet juice portion in this squeezing work space；

In chain-drive section above squeezing cylinder or on chain-drive section, pars contractilis is set, this pars contractilis completes expanding-contracting action under the driving of described drive division, in described drive division is arranged on chain-drive section, on chain-drive section, on vertical portion, in base portion or in base portion, described electric vacuum pump is arranged in chain-drive section the vertical portion in, on chain-drive section, in vertical portion, on vertical portion, base portion is interior or in base portion.

And,

(1), when pars contractilis is near described operation room, the squeezing cylinder end portion running room place is open design or is provided with end cap；

When for open design: pars contractilis stretches in squeezing cylinder directly from open design place；

When being provided with end cap: squeezing cylinder end portion integrally makes spiral-lock end cap in end cap or squeezing cylinder end portion, pars contractilis stretches in squeezing cylinder after end cap traverse, and described operation room connects with atmospheric environment or described operation room is and the confined space of atmospheric environment isolation；

Or

(2), when pars contractilis is positioned at described side, operation room, the squeezing cylinder end portion running room place is open design or is provided with end cap；

When for open design: the vertical arm of the inverted U arm opposite side that pars contractilis drives stretches in squeezing cylinder directly from open design place；

When being provided with end cap: squeezing cylinder end portion integrally makes spiral-lock end cap in end cap or squeezing cylinder end portion, the vertical arm of the inverted U arm opposite side that pars contractilis drives stretches in squeezing cylinder after end cap traverse, and described operation room connects with atmospheric environment or described operation room is and the confined space of atmospheric environment isolation；

Or

(3), when meeting juice portion described in pars contractilis is close, the squeezing cylinder end portion running room place is open design or is provided with end cap；

When being provided with end cap: squeezing cylinder end portion integrally makes spiral-lock end cap in end cap or squeezing cylinder end portion, described operation room connects with atmospheric environment or described operation room is and the confined space of atmospheric environment isolation；

Or

(4), when pars contractilis is positioned at operation chamber interior, the squeezing cylinder end portion running room place is open design or is provided with end cap；

When being provided with end cap: squeezing cylinder end portion integrally makes spiral-lock end cap in end cap or squeezing cylinder end portion, described operation room connects with atmospheric environment or described operation room is and the confined space of atmospheric environment isolation.

And, described piston is revolving body, and described pars contractilis pushes or pull on piston when squeezing, and piston moves simultaneously also along piston self axis of rotation rotation along the direction of motion of pars contractilis；

Or

Described piston is revolving body, and described piston can along self axis of rotation rotation.

And, it be chosen from structure (1), (2) or (3) in any one:

(1) the squeezing cylinder sidewall connecing juice portion sidewall or mill room place described in has pore, and the bleeding point of electric vacuum pump connects with described port sealing directly or by exhaust pipe；

Or

(2) connecing described in and have to the trachea connecing juice portion internal projection on bottom surface, juice portion, this trachea stretches into the end connect in juice portion and is positioned at more than the juice liquid level meeting juice portion, and the bleeding point of electric vacuum pump connects with the sealing of described trachea directly or by exhaust pipe；

Or

(3) described piston is provided with pore, and the bleeding point of electric vacuum pump connects with described port sealing directly or by exhaust pipe.

And, described in connect juice portion upper port or its inside a funnel-form cover plate is set, the minimum point of this funnel-form cover plate arranges a movable float, and this float and funnel-form cover plate collectively form float trap；After the juice that described mill room squeezes out flows to funnel, float levitating makes juice flow into connecing in juice portion below funnel-form cover plate, complete in squeezing, juice stream complete after, float declines and blocks this hopper outlet, by below funnel-form baffle plate with its above isolation.

And, described filter screen and piston extrude mutually, and two surfaces of the two extruding can be planar structure, or the two is all-in-one-piece convex-concave structure, or the two is all-in-one-piece concaveconvex structure；

There is on any one surface on the filter screen surface relative with piston at least one bulge-structure or two surfaces are respectively provided with at least one bulge-structure or two surfaces have in the convex-concave structure or concaveconvex structure that cooperate or two surfaces to have at least a surface to have radial fin structure or two surfaces have the shape for squeezing that can fit completely.

And, on the squeezing cylinder at described mill room place, described in connect in juice portion or the exhaust pipe of electric vacuum pump installed one for importing hand-operated valve or the electrically-controlled valve of gas；

Or

Described piston is installed one for importing hand-operated valve or the electrically-controlled valve of gas.

And, described electric vacuum pump or have in driven by power telescoping mechanism and be not provided with motor, another has the work being not provided with motor directly or by actuator drives of motor.

And, also including for controlling electric vacuum pump and the automaton of driven by power telescoping mechanism work, described automaton includes time control module, air pressure control module, load current detection control module, temperature detection controls module or oxygen detection and controls any one in module, any two, any three, any four or whole five:

(1) time control module controls electric vacuum pump and/or the work of driven by power telescoping mechanism in the way of timing；Or

Air pressure test section in air pressure control module divide include baroceptor or baroswitch, baroceptor or baroswitch be arranged on the exhaust pipe of electric vacuum pump, on mill room, the position that connects in juice portion or connect with described airtight cavity；

The air pressure change of airtight cavity is transmitted the control part to air pressure control module by baroceptor in electrical signal form, and this control part controls the work of electric vacuum pump and/or driven by power telescoping mechanism；

Or

Baroswitch is mechanical type or electronic type, and air pressure change makes baroswitch be turned on or off, and controls electric vacuum pump and/or the work of driven by power telescoping mechanism with this；Or

(3) load current detection controls the detection part in module for detecting the load current change of electric vacuum pump and/or driven by power telescoping mechanism, and the part that controls controlled in module by load current detection controls the work of electric vacuum pump and/or driven by power telescoping mechanism；Or

Temperature detection control the test section in module divide the position including contact type temperature sensor or non-contact temperature sensor, contact type temperature sensor or non-contact temperature sensor and being arranged in the exhaust pipe of electric vacuum pump, connect with described airtight cavity in airtight cavity, on the parts outer wall that constitutes airtight cavity, connect in the body of side, juice portion, connect on the body of side, juice portion, to connect the body below juice portion interior or connects on the body below juice portion；

Variations in temperature in airtight cavity is transmitted the control part to temperature detection control module by contact type temperature sensor or non-contact temperature sensor in electrical signal form, and this control part controls the work of electric vacuum pump and/or driven by power telescoping mechanism；Or

(5) oxygen detection controls the test section in module and divides and include oxygen sensor, and oxygen sensor is arranged in the exhaust pipe of electric vacuum pump, in airtight cavity or in the space connected with described airtight cavity；

Oxygen concentration in airtight cavity is changed the control part transmitted in electrical signal form to oxygen detection control module by oxygen sensor, and this control part controls the work of electric vacuum pump and/or driven by power telescoping mechanism.

And, described in connect bottom juice portion or sidewall arrange a juice yield tube, the upper end open that this juice yield tube end and one connects juice tank is tightly connected or this juice yield tube end is provided with faucet；

Or

Connecing bottom juice portion or arrange a juice yield tube on sidewall, the upper end open that this juice yield tube end and one connects juice tank is tightly connected, and the bleeding point of electric vacuum pump is tightly connected directly or by exhaust pipe and the described juice tank that connects.

And, described piston is when squeezing, and the gas pressure in airtight cavity is selected from any one in (1), (2), (3), (4) or (5):

(1) less than 10 kPas, and more than 0 kPa；

Or

(2) less than 2.5 kPas, and more than 0 kPa；

Or

(3) less than 1.7 kPas, and more than 0 kPa；

Or

(4) less than 1.23 kPas, and more than 0 kPa；

Or

(5) less than 0.87 kPa, and more than 0 kPa.

And, also including air pressure display device, air pressure display device is mechanical type air-pressure gage or electronic type air gauge:

Mechanical type air-pressure gage is pointer-type air gauge, and including baroceptor and pointer header, baroceptor is located in airtight cavity, and pointer header is located at and connects on juice portion sidewall or squeezing cylinder sidewall；

Or connecing on juice portion sidewall or mill room sidewall is provided with pressure tap, flexible thin film closure in pressure tap；

Electronic type air gauge includes baroceptor, testing circuit and optical display or auditory tone cues device, it it is electrical connection between each several part, baroceptor is arranged in airtight cavity, optical display be arranged on connect on juice portion sidewall, on squeezing cylinder sidewall or on body, auditory tone cues device is located in body.

And, described driven by power telescoping mechanism is electric pushrod, electric cylinder, straight line moving motor, through screw mandrel linear stepping motor, electronic rack-jack, electric drive hydraulic thruster, electric hydraulic lifting jack, electro-hydraulic elevator structure, electropneumatic push rod, electric screw lifter, electronic crankshaft connecting rod type telescoping mechanism, electric camshaft link-type telescoping mechanism, electronic crank block telescoping mechanism, electronic worm and gear link-type telescoping mechanism, Dynamoelectric scissor jack, electric screw screw mandrel telescoping mechanism, electric ball screw elevating mechanism, electric turbine screw mandrel telescoping mechanism, electronic scissor-type lifting mechanism, electronic Telescopic cylindrical lift structure, electric standing column type lifting mechanism, any one or any two kinds and above combination in electronic articulated arm lift structure or electric chain formula elevating mechanism.

And, connecing side, juice portion, connect bottom juice portion, connect the body of side, juice portion in, connect on the body of side, juice portion, connect in the body below juice portion or connect on the body below juice portion electric heater unit is set.

And, described squeezing cylinder with connect junction, juice portion, squeezing cylinder and end cap junction, meet juice portion with chain-drive section junction, squeezing cylinder and chain-drive section junction, meet juice portion the junction, at least certain in base portion junction be provided with safety switching apparatus, this safety switching apparatus only turns on when described junction is correctly installed.

Advantages of the present invention and having the benefit effect that

nullIn the present invention，Squeezing cylinder and to meet juice portion can be structure setting up and down，It can also be the structure of horizontally set，Can also is that the structure being obliquely installed，Squeezing cylinder can also be entirely located in and connect outside juice portion simultaneously、Part is positioned at and meets juice portion or be entirely located in and meet juice portion，Pars contractilis has the different installation sites matched from said structure，The squeezing cylinder sidewall at mill room place arranges filter screen、Or bottom described mill room, filter screen is set、Or mill room and connect between juice portion, filter screen is set、Or connect in juice portion and filter screen is set、Or in described mill room, filter screen is set，Body can also adopt different structure accordingly，Driven by power telescoping mechanism simultaneously、Electric vacuum pump and automaton cooperate，Realize evacuation、Automatically controlling of squeezing，Fruit simultaneously、The foodstuffs such as vegetable in the process of squeezing and juice (including oil) etc. enter and be held in the environment of vacuum when meeting juice portion or connect juice tank，Avoid the variable color that in existing Technology in Pressing in atmosphere, juice causes because of oxidation、The problem such as rotten.Compare with the rotating juice extractor of vacuum spiral etc., (after using, minimum need to be cleaned the juice portion that connects, squeezing cylinder, 3 parts of piston every time to have easily cleaning, vacuum screw juice extractor needs after using at least to clean to seal lid, feeding cylinder, helical axis, cylindrical filter screen, chamber of squeezing the juice, juice receiving cup, 7 parts of residue cup every time), easily operation (minimum also only need to install 3 parts, vacuum screw juice extractor is minimum needs 7 parts of installation).

Accompanying drawing explanation

Fig. 1 is the structural representation of the embodiment of the present invention 1；

Fig. 2 is the structural representation of embodiment 2；

Fig. 3 is the structural representation of embodiment 3；

Fig. 4 is the structural representation of embodiment 4；

Fig. 5 is the structural representation of embodiment 5；

Fig. 6 is the structural representation of embodiment 6；

Fig. 7 is the structural representation of embodiment 7；

Fig. 8 is the structural representation of embodiment 8；

Fig. 9 is the structural representation of embodiment 9；

Figure 10 is the annexation schematic diagram between squeezing cylinder and chain-drive section；

Figure 11 is piston and the structural representation of filter screen generally convex-concave structure；

Figure 12 is the structural representation that two surfaces that piston is relative with filter screen have the convex-concave structure cooperated；

Figure 13 is the structural representation between pars contractilis and piston for removably connecting；

Figure 14 is the structural representation of embodiment 10；

Figure 15 is the structural representation of embodiment 11；

Figure 16 is the cross section of vertical portion is C type structural representation.

Detailed description of the invention

Below in conjunction with embodiment, the present invention is further described, and following embodiment is illustrative, is not determinate, it is impossible to limits protection scope of the present invention with following embodiment.

A kind of electric drive vacuum type squeezer, as shown in Fig. 1～16, the innovation of the present invention is in that: include squeezing cylinder 9, meet juice portion 22, piston 10, driven by power telescoping mechanism, electric vacuum pump 17 and body 7, the piston that can slide in squeezing cylinder is installed in squeezing cylinder, the outer rim of this piston and the inner edge squeezing cylinder fit tightly and are formed sealing sliding relation, squeezing cylinder is divided into operation room 2 and the mill room 13 of isolation mutually by described piston, the end face of piston is positioned at operation indoor, the bottom surface of piston is positioned at mill room, piston slides in the indoor sealing of operation and the foodstuff in mill room is squeezed.

Squeezing cylinder be entirely located in connect in juice the portion outside, squeezing cylinder part is positioned to meet juice portion or squeeze cylinder and is entirely located in and meets juice portion；

1. when squeezing cylinder is entirely located in and connects outside juice portion (such as Fig. 1,2,3,4,5,6,14,15), squeezing cylinder and connecing is structure as a whole between juice portion, Detachable connection structure or be only that squeezing cylinder sealed bottom is pressed in and connects juice portion opening part, described mill room is interconnected with the described juice portion that connects and is collectively forming an airtight cavity 55 bottom surface of piston (the top of this airtight cavity or the top are), and described operation room connects with atmospheric environment or described operation room is confined space；

2. when squeezing cylinder part is positioned at and meets juice portion (such as Fig. 8), squeezing cylinder and connecing is structure as a whole between juice portion, Detachable connection structure or be only that squeezing cylinder outer fringe seal is pressed in and connects juice portion opening part, described mill room and the described juice portion that connects are interconnected and are collectively forming an airtight cavity, and described operation room connects with atmospheric environment or described operation room is confined space；

3. connect in juice portion when squeezing cylinder is entirely located in (as Fig. 7,9), squeezing cylinder and connecing is structure as a whole between juice portion, Detachable connection structure or squeezing cylinder seal to be crimped on and connect in juice portion, described mill room and the described juice portion that connects are interconnected and are collectively forming an airtight cavity, and described operation room connects with atmospheric environment or described operation room is confined space.

Time in the middle of 1,2, " sealing is pressed in " refers to electric vacuum pump evacuation, mill room and meet juice portion and be closely pulled together under atmospheric pressure effect and form an airtight cavity.

In 3rd, " the sealing crimping " of squeezing cylinder refers to:

1. the upper end squeezing cylinder can met upper end open place of juice portion by a sealing member spiral-lock, connect on inner edge, juice portion or connect on bottom surface, juice portion；

2. upper end or the squeezing cylinder outer rim of squeezing cylinder have the chimb extended laterally, and this chimb spiral-lock tight fit can also be pressed in and connect on inner edge, juice portion meeting upper end open place of juice portion.When this chimb machining accuracy is sufficiently high time, chimb self can crimp with connecing the formation sealing of upper end open place of juice portion；

3. the outer rim squeezing cylinder is being met upper end open place of juice portion, is being connect on inner edge, juice portion or connect on bottom surface, juice portion by a sealing member spiral-lock, and the spiral-lock at this place is only that sealing member outer is pressed in and connects in juice portion, connects on inner edge, juice portion or connect on bottom surface, juice portion,

Above-mentioned spiral-lock is only the two relation mutually crimped, namely the relation being closely contacted with each other, it not integrative-structure or Detachable connection structure, but the space meeting juice portion of below the piston in mill room, sealing member and sealing member (or chimb and chimb below) can be made to collectively form air-tight state.When electric vacuum pump evacuation, mill room and meet juice portion and be closely pulled together under atmospheric pressure effect and form an airtight cavity.

The bottom of squeezing cylinder sidewall and squeezing cylinder that the squeezing cylinder sidewall at described mill room place arranges filter screen or mill room place arranges filter screen or described squeezing cylinder bottom portion arranges filter screen or mill room and connecing and arranges filter screen between juice portion or connect to arrange in juice portion in filter screen or described mill room and arrange filter screen.

Filter time the effect of described filter screen is for squeezing on the one hand, be make squeezing cylinder and meet juice portion and connect on the other hand.

1. when squeeze cylinder be entirely located in connect outside juice portion time, the squeezing cylinder bottom portion within juice portion opening that only connects is provided with filter screen, or mill room and connecing arranges filter screen or connects to arrange in juice portion in filter screen or described mill room and arrange filter screen between juice portion.

2. when squeezing cylinder part is positioned at and meets juice portion, only connect within juice portion opening or the following squeezing cylinder sidewall at mill room place and the bottom of squeezing cylinder are provided with filter screen, or mill room and connecing arranges filter screen or connects to arrange in juice portion in filter screen or described mill room and arrange filter screen between juice portion.

3. when squeezing cylinder is entirely located in and connects in juice portion, the squeezing cylinder sidewall at mill room place, squeezing cylinder bottom in any one position or all can be provided with filter screen.

Described driven by power telescoping mechanism includes drive division 6 and pars contractilis 5, and this drive division is arranged in described body 7, is arranged on body 7, is partly arranged in operation room 2 or is provided entirely in operation room 2.Its pars contractilis and described piston be fixing to be connected, removably connect or be only be pressed on piston, this pars contractilis pushes or pull on the motion in squeezing cylinder of described piston time flexible, make mill room change in volume, when described pars contractilis pushes or pull on piston movement and makes mill room volume diminish, what piston squeezing was positioned at mill room treats expressate 12, and the juice squeezed out is entered by described filter screen and connects in juice portion.

Described electric vacuum pump is positioned on body, body, airtight cavity or run indoor, it has bleeding point 19 and gas outlet 16, the bleeding point of electric vacuum pump connects with described airtight cavity directly or by exhaust pipe 27, its gas outlet connects with atmospheric environment directly or by outlet pipe, or gas outlet connects (when being confined space particularly in operation room directly or by outlet pipe with running room, operation room pressure can be increased, increase the piston pressure to mill room).

This electric vacuum pump for making airtight cavity before piston squeezes, piston when squeezing or piston complete squeezing after three processes in all processes, the air in airtight cavity is extracted out by latter two process or last process, (vacuum state or vacuum refer in given space the gaseous state lower than an atmospheric pressure to make this airtight cavity keep vacuum state, namely negative pressure state or negative pressure), it is achieved the purpose squeezed under vacuum conditions.

The present invention " process " described herein refers to " stage ", for instance " piston squeeze before process " refers to " piston squeeze before stage ", and all the other are by that analogy.

The use of the electric vacuum pump described in the preceding paragraph can also is that content below:

This electric vacuum pump for making airtight cavity before piston squeezes, piston when squeezing or piston complete squeezing after three processes in any one process (or stage), the air in airtight cavity is extracted out by any two process (or stage) or all processes (or stage), make this airtight cavity keep vacuum state.

Specifically:

1. any one process (stage) refers to:

Before piston squeezes, (process or stage) is by the air extraction in airtight cavity, makes this airtight cavity keep vacuum state, and all the other processes (stage) do not evacuate gas；Or

When piston squeezes, (process or stage) is by the air extraction in airtight cavity, makes this airtight cavity keep vacuum state, and all the other processes (stage) do not evacuate gas；Or

After piston completes squeezing, (process or stage) is by the air extraction in airtight cavity, makes this airtight cavity keep vacuum state, and all the other processes (stage) do not evacuate gas.

2. any two process (stage) refers to:

Before piston squeezes (process or stage) and when piston squeezes (process or stage) by airtight cavity air extract out, make this airtight cavity keep vacuum state, all the other processes (stage) do not evacuate gas；Or

Before piston squeezes (process or stage) and piston complete squeezing after (process or stage) by airtight cavity air extract out, make this airtight cavity keep vacuum state, all the other processes (stage) do not evacuate gas；Or

When piston squeezes (process or stage) and piston complete squeezing after (process or stage) by airtight cavity air extract out, make this airtight cavity keep vacuum state, all the other processes (stage) do not evacuate gas.

3. all processes (stage) refers to:

Before piston squeezes (process or stage), when piston squeezes (process or stage) and piston complete squeezing after (process or stage) by airtight cavity air extract out, make this airtight cavity keep vacuum state.

Squeezing cylinder and the relation connect between juice portion and the two and pars contractilis between relation selected from structure (1), (2), (3), (4), (5), (6) or (7) in any one:

(1) squeeze cylinder and meet juice portion generally such as Fig. 1, 2, 3, 7, 8, 9, 14, being vertically arranged shown in 15, squeezing cylinder is vertically arranged in the upper end (Fig. 1 meeting juice portion, 2, 3, 14, 15), squeezing cylinder part is positioned to meet juice portion (Fig. 8) or squeeze cylinder and is entirely located in and meets juice portion (Fig. 7, 9), described pars contractilis is positioned at the top of squeezing cylinder, this pars contractilis stretches in squeezing cylinder and to be fixedly connected with the piston (can be Fig. 2 in its end, 3, 7, 8), removably connect (can be Fig. 2, 3, 7, 8) it is or be only pressed on piston (Fig. 1, 9), promote piston when pars contractilis stretches out and make it move downward, to treating that expressate squeezes in mill room, the juice squeezed out is entered by described filter screen and connects in juice portion；

Or

(2) squeezing cylinder and connect juice portion being vertically arranged generally as shown in Figure 4, squeezing cylinder is vertically arranged in and connects upper end, juice portion (Fig. 4), squeezing cylinder part is positioned to meet juice portion or squeeze cylinder and is entirely located in and meets juice portion, described pars contractilis is positioned at the lower section meeting juice portion, pars contractilis slides through the bottom meeting juice portion from lower face seal, stretch in mill room again through slip cap 37 after filter screen, and its end 36 is fixing connects or be detachably connected on described piston, fixing connection can adopt the conventional fixed forms such as welding, the mode that connector 56 as shown in Figure 4 removably connects can also be adopted, pars contractilis pulls piston and makes it move downward when shrinking, to treating that expressate squeezes in mill room, the juice squeezed out is entered by described filter screen and connects in juice portion；

Or

(3) squeeze cylinder and connect juice portion horizontally set generally as shown in Figure 5, squeezing cylinder is arranged on and meets (Fig. 5) on the right side of juice portion, squeezing cylinder part is positioned to meet juice portion or squeeze cylinder and is entirely located in and meets juice portion, described pars contractilis is located close to run the side in the squeezing cylinder end portion of room, this pars contractilis stretches in squeezing cylinder and its end is fixedly connected with the piston, removably connect or be only be pressed on piston, promote piston when pars contractilis stretches out and make it to connecing the motion of direction, juice portion, to treating that expressate squeezes in mill room, the juice squeezed out is entered by described filter screen and connects in juice portion；

Or

(4) squeeze cylinder and connect juice portion horizontally set generally as shown in Figure 5, squeezing cylinder is arranged on and connects on the right side of juice portion, squeezing cylinder part is positioned to meet juice portion or squeeze cylinder and is entirely located in and meets juice portion, (being different in that with Fig. 5) described pars contractilis is positioned against the side bottom proximity juice portion, pars contractilis seals and slides through the bottom meeting juice portion, it is then passed through filter screen and stretches in mill room, and its end is fixedly connected with the piston or removably connects, pars contractilis pulls piston to make it to connecing the motion of direction, juice portion when shrinking, to treating that expressate squeezes in mill room, the juice squeezed out is entered by described filter screen and connects in juice portion；

Or

(5) squeezing cylinder and connect juice portion being vertically arranged generally as shown in Figure 6, squeezing cylinder is vertically arranged in and connects upper end, juice portion (Fig. 6), squeezing cylinder part is positioned to meet juice portion or squeeze cylinder and is entirely located in and meets juice portion, described pars contractilis is positioned at outside squeezing cylinder, this pars contractilis end upward connects the lower end of the vertical arm 41 of an inverted U arm side, the lower end of the vertical arm 41 of the opposite side that the horizontal beam 42 in this inverted U arm connects is stretched in squeezing cylinder and is fixedly connected with the piston, removably connect or be only be pressed on piston, promote piston by inverted U arm when pars contractilis shrinks and make it move downward, to treating that expressate squeezes in mill room, the juice squeezed out is entered by described filter screen and connects in juice portion；

Or

(7) squeezing cylinder and meet juice portion and be generally vertically arranged, squeezing cylinder be vertically arranged in connect in juice portion, squeezing cylinder part is positioned to meet juice portion or squeeze cylinder and is entirely located in and meets juice portion, the operation that described pars contractilis is positioned at squeezing cylinder as shown in figure 14 is indoor, the end of this pars contractilis is fixedly connected with the piston, removably connect or be only be pressed on piston, promote piston when pars contractilis stretches out and make it move downward, to treating that expressate squeezes in mill room, the juice squeezed out is entered by described filter screen and connects in juice portion.

Above-mentioned (1), (2), (3), (4), (5), (6) or (7) in the concrete structure of body as follows:

(1), when above pars contractilis is positioned at squeezing cylinder, Fig. 1,2,3,7,8 are eligible:

Described body is constituted C type frame structure by base portion 24, vertical portion 11 and chain-drive section 1, wherein chain-drive section is cantilevered structure relative to vertical portion, encorbelmenting of chain-drive section constitutes squeezing work space between part and the part stretching out vertical portion of base portion, arrange squeezing cylinder and meet juice portion in described squeezing work space；

Squeezing cylinder is connected with the part of encorbelmenting of described chain-drive section for fixing, removably connect or be not connected to, or connect juice portion and described chain-drive section directly or by connector fix (fixing be connected can cause in-convenience in use, but can realize) or removably connect；

Or

(2), when pars contractilis is positioned at and connects below juice portion, Fig. 4 is eligible:

Described body is constituted L-type structure by base portion 24 and vertical portion 11, or described body is only made up of (not having vertical portion in this structure) base portion, described base portion is arranged from bottom to top and connects juice portion and squeezing cylinder, connecing in the base portion below juice portion or base portion arrange pars contractilis, this pars contractilis completes expanding-contracting action under the driving of described drive division, and described drive division and electric vacuum pump are arranged in body or on body；

Or

When pars contractilis be positioned at squeezing cylinder side (Fig. 5 is eligible) or be positioned at connect side, juice portion time:

Described body is constituted L-type structure by base portion 24 and vertical portion 11, in described base portion, horizontally set connects juice portion and squeezing cylinder, horizontal pars contractilis is set in vertical portion or on vertical portion, this pars contractilis completes expanding-contracting action under the driving of described drive division, in described drive division is arranged on base portion, in base portion, on vertical portion in or vertical portion, described electric vacuum pump is arranged on that base portion is interior, in base portion, in vertical portion or vertical portion；

Or

(4), when pars contractilis is positioned at outside squeezing cylinder, Fig. 6 is eligible:

Described body is constituted L-type structure by base portion 24 and vertical portion 11, described base portion is arranged from bottom to top and connects juice portion and squeezing cylinder, pars contractilis upward is set in vertical portion or on vertical portion, this pars contractilis completes expanding-contracting action under the driving of described drive division, described drive division is arranged in vertical portion, on vertical portion, in base portion or in base portion, described electric vacuum pump is arranged in base portion, in base portion, in vertical portion or vertical portion；

Or

(5) when above pars contractilis is positioned at squeezing cylinder:

In chain-drive section above squeezing cylinder or on chain-drive section, pars contractilis is set, this pars contractilis completes expanding-contracting action under the driving of described drive division, described drive division is arranged in chain-drive section, on chain-drive section, in vertical portion, on vertical portion, in base portion or in base portion, described electric vacuum pump is arranged in chain-drive section, on chain-drive section, in vertical portion, on vertical portion, (as distressed structure in base portion or in base portion, described vertical portion can also be plural vertical portion, even the cross section of vertical portion is U-shaped, C type, namely vertical portion by squeezing cylinder and connects juice portion semicircular in shape and is enclosed in centre.In the present invention, this type of distressed structure is all attributed in the middle of hollow frame structure)；

Or

(6), when above pars contractilis is positioned at squeezing cylinder, Fig. 9 is eligible:

Described body is only made up of chain-drive section 1, and squeezing cylinder and described chain-drive section fixing are connected directly or by connector, removably connect, or connects juice portion and described chain-drive section and fix directly or by connector and be connected, removably connect；In chain-drive section above described squeezing cylinder or on chain-drive section, pars contractilis is set, this pars contractilis completes expanding-contracting action under the driving of described drive division, in described drive division is arranged on chain-drive section, on chain-drive section, described electric vacuum pump is arranged in chain-drive section, on chain-drive section or run indoor.

Or

(8), when pars contractilis is positioned at the operation chamber interior of squeezing cylinder, Figure 14 is eligible:

The squeezing cylinder running room place is held concurrently as body, pars contractilis is positioned at the operation chamber interior of squeezing cylinder, this pars contractilis completes expanding-contracting action under the driving of described drive division, and all or part of operation indoor being arranged on squeezing cylinder of described drive division, the operation that described electric vacuum pump is arranged on squeezing cylinder is indoor；

Or

(9), when above pars contractilis is positioned at squeezing cylinder, Figure 15 is eligible:

Arranging pars contractilis in chain-drive section above squeezing cylinder or on chain-drive section, this pars contractilis is relatively fixed with the spatial relation of chain-drive section or can relative varying motion:

When the spatial relation of pars contractilis Yu chain-drive section is relatively fixed time: this pars contractilis and described chain-drive section are fixed or be detachably connected, chain-drive section can move up and down along vertical portion under drive division drives,

In described drive division is arranged on chain-drive section, on chain-drive section, in base portion, in base portion, on vertical portion in or vertical portion, electric vacuum pump is arranged in chain-drive section, on chain-drive section, base portion is interior, in base portion, in vertical portion or vertical portion；

Or

(10) when above pars contractilis is positioned at squeezing cylinder:

Or

(11) when above pars contractilis is positioned at squeezing cylinder:

Squeezing cylinder and connect the relation between juice portion and between the two and pars contractilis and can select in (1), (2), (3), (4), (5), (6) or (7), the result of selection is defined as A；Corresponding housing construction can select in (1), (2), (3), (4), (5), (6), (7), (8), (9), (10) or (11), and the result of selection is defined as B；A and B in two results could constitute a complete scheme after needing Satisfying Matching Conditions, operation room in each complete scheme can connect with atmospheric environment, can also be confined space, wherein as follows for benchmark definition with pars contractilis, operation room and the position relationship connect between juice portion:

Pars contractilis near run room description refer to: squeezing cylinder and connect juice portion be generally vertically arranged, squeeze cylinder and connect juice portion generally horizontally set or squeezing cylinder be obliquely installed in these three structure, pars contractilis equal self-operating room place stretch into squeezing cylinder in and promote piston；

Pars contractilis is positioned at the description running side, room and refers to: squeezing cylinder and meet juice portion and be generally vertically arranged, and the vertical arm self-operating room place of the inverted U arm opposite side that pars contractilis drives stretches in squeezing cylinder and promotes piston；

Pars contractilis refers near the description meeting juice portion: squeezing cylinder and meet juice portion and be generally vertically arranged or squeeze cylinder and meet juice portion generally in horizontally set both structures, pars contractilis all passes beneath the bottom meeting juice portion from meeting juice portion, is then passed through filter screen and stretches in mill room and pull piston.

The concrete state running room in (1), (2), (3) or (4) any one:

When being provided with end cap: squeezing cylinder end portion integrally makes spiral-lock end cap in end cap or squeezing cylinder end portion, pars contractilis stretches in squeezing cylinder after end cap traverse, and described operation room connects with atmospheric environment or described operation room is and the confined space of atmospheric environment isolation.

Relation between end cap and squeezing cylinder end portion is:

When end cap and the squeezing cylinder end portion running room place are structure as a whole or during seal buckle assembling structure, running room is and the confined space of atmospheric environment isolation；

When end cap and the squeezing cylinder end portion running room place are structure as a whole or during seal buckle assembling structure, end cap self can providing holes or gap, pars contractilis through end cap time gap can be set therebetween, run on the squeezing cylinder sidewall at room place can providing holes or gap, end cap and squeezing cylinder integrally junction can providing holes or gap, hole or gap all can make operation room connect with atmospheric environment；

When end cap is buckling structure, there is gap between end cap and squeezing cylinder end portion, make operation room connect with atmospheric environment.

Or

When being provided with end cap: squeezing cylinder end portion integrally makes spiral-lock end cap in end cap or squeezing cylinder end portion, the vertical arm of the inverted U arm opposite side that pars contractilis drives stretches in squeezing cylinder after end cap traverse, and described operation room connects with atmospheric environment or described operation room is and the confined space of atmospheric environment isolation.

Relation between end cap and squeezing cylinder end portion is:

When end cap and the squeezing cylinder end portion running room place are structure as a whole or during seal buckle assembling structure, end cap self can providing holes or gap, vertical arm through end cap time gap can be set therebetween, run on the squeezing cylinder sidewall at room place can providing holes or gap, end cap and squeezing cylinder integrally junction can providing holes or gap, hole or gap all can make operation room connect with atmospheric environment；

Or

Relation between end cap and squeezing cylinder end portion is:

Above-mentioned (1), (2), (3) or (4) in end cap with squeezing cylinder end portion relation make operation room be with atmospheric environment isolation confined space time, run room and define the space of a negative pressure when piston squeezes, so after having squeezed, negative pressure can make piston reset, and namely negative pressure is similar to the function of air pressure extension spring.

When operation room when the gas outlet of electric vacuum pump is with confined space state connects, what operation room was formed when piston squeezes is malleation or negative pressure.

It is even more preferred that described piston is revolving body, described pars contractilis pushes or pull on piston when squeezing, piston moves simultaneously also along piston self axis of rotation rotation along the direction of motion of pars contractilis, rotation can make piston concurrently form an action rolling (spinning) what extruding was squeezed, it is possible to the juice will treated in expressate as much as possible extrudes.

It may also is that described piston is revolving body, described piston can along self axis of rotation rotation.Namely no matter piston whether along the direction of motion of pars contractilis move time, piston can along self axis of rotation rotation.

Annexation between bleeding point and the airtight cavity of electric vacuum pump is selected from any one in (1), (2) or (3):

(1) the squeezing cylinder sidewall connecing juice portion sidewall or mill room place described in has pore 21, and the bleeding point 19 of electric vacuum pump connects with described port sealing directly or by exhaust pipe 27；

Squeezing cylinder and connecing position, juice portion not simultaneously, the position of pore 21 is also different, can be specifically any one situation in following three:

1. squeezing cylinder is positioned at when connecing in juice portion, and airtight cavity is by piston, mill room and meets juice portion and collectively forms, and any one position in the sidewall of mill room, piston is provided with pore, or any one position connect in the sidewall in juice portion, bottom is provided with pore；Or, 2. when squeezing cylinder part is positioned at and meets juice portion, airtight cavity is by piston, mill room and meets juice portion and collectively forms, piston, mill room are provided with pore in any one position of the sidewall connect in juice portion, the bottom of mill room, or any one position connect in the sidewall in juice portion, bottom is provided with pore；Or, 3. squeezing cylinder is entirely located in when connecing in juice portion, and airtight cavity is by piston, mill room, sealing member and meets juice portion and constitutes, piston, connect the sidewall in juice portion, bottom, sealing member any one position be provided with pore.

Or

(2) connect the pore 21 on bottom surface, juice portion described in and have to the trachea 29 connecing juice portion internal projection, this trachea stretches into the end 30 connect in juice portion and is positioned at more than the juice liquid level meeting juice portion, and the bleeding point 19 of electric vacuum pump connects with the sealing of described trachea directly or by exhaust pipe 27.

Or

(3) described piston is provided with pore 21 end face and the bottom surface of piston (this pore run through), and the bleeding point 19 of electric vacuum pump connects with described port sealing directly or by exhaust pipe 27.

Connect the upper port in juice portion or its inside a funnel-form cover plate 31 can also be set, the minimum point of this funnel-form cover plate has a perforate, arranges a movable float 32 in this perforate, and this float and funnel-form cover plate collectively form float trap；After the juice that described mill room squeezes out flows to funnel-form cover plate, float levitating makes juice pass through perforate to flow into and connect in juice portion below funnel-form cover plate, complete in squeezing, juice stream complete after, float decline block perforate, by below funnel-form baffle plate with its above isolation.

In order to increase the squeezing effect of piston, two surfaces 47 and 48 of the piston of extruding mutually and filter screen extruding can be planar structure, or the two is all-in-one-piece convex-concave structure, or the two is all-in-one-piece concaveconvex structure.In Figure 11, the lower surface 47 of piston is projective structure, and the upper surface 48 of filter screen is sunk structure, and the two constitutes convex-concave structure.

Meeting on the basis of above-mentioned two surface difference fit structure, there is on any one surface on the filter screen surface relative with piston at least one bulge-structure or two surfaces are respectively provided with at least one bulge-structure or two surfaces have in the convex-concave structure or concaveconvex structure that cooperate or two surfaces to have at least a surface to have radial fin structure or two surfaces have the shape for squeezing that can fit completely.In Figure 12, the lower surface 47 of piston and the upper surface 48 of filter screen have the projective structure 49 of mutual dislocation, are in like manner additionally provided with the sunk structure 50 of dislocation on the two, and projective structure and sunk structure together constitute the convex-concave structure cooperated.

During Motorized vacuum pump work, bleeding point or exhaust pipe are evacuated (negative pressure) by airtight cavity, after squeezing completes, airtight cavity needs to recover normal barometric pressure, on the squeezing cylinder at described mill room place, described in connect (Fig. 2) in juice portion or on the exhaust pipe of electric vacuum pump (Fig. 1,6,7) install one for importing hand-operated valve or the electrically-controlled valve 20 of gas.Electrically-controlled valve refers to electricity for the opening/closing valve of power drive, includes but not limited to electrodynamic valve, electromagnetic valve or electrostriction valve etc..

In a word, install one on the parts of described composition airtight cavity or on the exhaust pipe of electric vacuum pump for importing hand-operated valve or the electrically-controlled valve of gas,

Owing to driven by power telescoping mechanism and electric vacuum pump being respectively provided with a motor, if the two share a motor it is also possible that.Specifically: described electric vacuum pump or have in driven by power telescoping mechanism and be not provided with motor, another has the work being not provided with motor directly or by actuator drives of motor.Above-mentioned actuating device includes but not limited to coupling mechanism, gear drive, belt gear, chain drive or electromagnetic clutch mechanism.

In described closed cavity or in the exhaust pipe of electric vacuum pump, temperature sensor is installed；Or, constitute and the parts outer wall of closed cavity be provided with temperature sensor；Or, in the body connecing side, juice portion, connect on the body of side, juice portion, connect in the body below juice portion or connect on the body below juice portion temperature sensor is installed.Described temperature sensor is contact type temperature sensor or non-contact temperature sensor.

In described airtight cavity or in exhaust pipe, oxygen sensor is installed, or residing for oxygen sensor, space connects with airtight cavity.

In order to control electric vacuum pump and the work of driven by power telescoping mechanism, also including for controlling electric vacuum pump and the automaton of driven by power telescoping mechanism work, described automaton includes time control module, air pressure control module, load current detection control module, temperature detection controls module or oxygen detection and controls any one in module, any two, any three, any four or whole five:

Or

(5) oxygen detection controls the test section in module and divides and include oxygen sensor, and oxygen sensor is arranged in the exhaust pipe of electric vacuum pump, in the space that connects with described airtight cavity in airtight cavity；

It can be the parts that independent " hardware " is constituted that load current detection of the present invention controls module, it is also possible to be the subsidiary load current detection of automaton itself and control function.

Meeting juice portion contain the ability of juice to expand, connect bottom juice portion described or arrange a juice yield tube 38 on sidewall, this juice yield tube end and one connects the upper end open 39 of juice tank 40 and is tightly connected or this juice yield tube end is provided with faucet；

Or

Connecing bottom juice portion or arrange a juice yield tube 38 on sidewall, this juice yield tube end and one connects the upper end open 39 of juice tank 40 and is tightly connected, and the bleeding point 19 of electric vacuum pump 17 is tightly connected directly or by exhaust pipe 27 and the described juice tank that connects.

In above-mentioned various structure, in order to avoid the juice after expressing process and squeezing is oxidized by oxygen, when piston squeezes, gas pressure in airtight cavity is preferably less than 10 kPas and (0 kPa is exactly " absolute vacuum " more than 0 kPa, being theoretic vacuum limit value, on the earth, any vacuum pump does not reach 0 kPa yet), preferred scheme is: piston is when squeezing, gas pressure in airtight cavity is less than 2.5 kPas (water boiling points about 21 DEG C), and more than 0 kPa.

Particularly point out and be: the boiling point of water can reduce along with air pressure and reduce, and time such as 1.71 kPas, water boiling point is 15 DEG C；Water boiling point 10 DEG C when 1.23 kPas；Water boiling point 5 DEG C when 0.87 kPa；Water boiling point 0 DEG C when 0.61 kPa.Therefore when gas pressure is less than 1.23 kPas in described airtight cavity time, squeeze, also have juice Automatic-cooling function simultaneously.

In order to arrange the relation between pars contractilis and piston more flexibly, end that described pars contractilis is connected with drive division and/or removably connect for split type between the end that described pars contractilis is connected with piston, two relative ends are servo-actuated by connection member.As shown in figure 13, a connection piece 51 is installed in pars contractilis 5 lower end, this connector is inlaid in the groove 52 of connecting portion 56 upper end that piston-top surface is installed, connector lower end is positioned on the connecting portion below groove the draw-in groove 54 made and is fixed by securing member 53 and connecting portion upper end, and securing member can be the fixed structure that nut, buckle, pin etc. are conventional.Being only one of which shown in Figure 13 to removably connect mode, this place can also is that the mode that removably connects of alternate manner.

Driven by power telescoping mechanism is the telescoping mechanism that power-jdriven gear drives, and it has drive division and pars contractilis.Pars contractilis is usually the head of driven by power telescoping mechanism, and remainder is referred to as drive division.

This pars contractilis can be extended or retracted under the driving of drive division, for other object of push/pull.

Described power-jdriven gear includes but not limited to: (rotary or orthoscopic) motor, through screw mandrel linear stepping motor, electromagnetic actuator device, electrostriction driving device, magnetostriction driving device, electric hydraulic pump (being made up of motor and hydraulic pump etc.), electropneumatic pump (motor and pulsometer etc. are constituted) etc..

Described telescoping mechanism is generally divided into fluid pressure type and drives telescoping mechanism (such as hydraulic jack), vapour-pressure type to drive telescoping mechanism (such as pneumatic cylinder), parallelogram articulated telescopic mechanism, rotatory and extending device, linear telescopic mechanism (such as linear motor directly drives flexible or through screw mandrel linear stepping motor) etc., or the telescoping mechanism of various combination of above-mentioned telescoping mechanism etc..

Wherein, rotatory and extending device is generally adopted screw rod and nut screw connection use, it is achieved flexible.Different according to concrete structure, its pars contractilis (usually head) is divided into and can only (be arranged by internal mechanism by linear telescopic, rotary motion is become " pars contractilis " simple linear telescopic), can rotate again (its pars contractilis can do rectilinear direction and stretch, and also can rotate) two kinds by linear telescopic.

Additionally, rotatory and extending device is it may also is that linear telescopic mechanism itself is driven rotation by definite-purpose motor, or its pars contractilis is driven by definite-purpose motor and rotates, to realize its not only flexible but also revolvable purpose.Even, it is also possible to be: the drive division of driven by power telescoping mechanism itself is driven by definite-purpose motor and rotates, and thus drives pars contractilis to rotate.

Described driven by power telescoping mechanism includes but not limited to: electric pushrod, electric cylinder, straight line moving motor, through screw mandrel linear stepping motor, electronic rack-jack, electric drive hydraulic thruster, electric hydraulic lifting jack, electro-hydraulic elevator structure, electropneumatic push rod, electric screw lifter, electronic crankshaft connecting rod type telescoping mechanism, electric camshaft link-type telescoping mechanism, electronic crank block telescoping mechanism, electronic worm and gear link-type telescoping mechanism, Dynamoelectric scissor jack, electric screw screw mandrel telescoping mechanism, electric ball screw elevating mechanism, electric turbine screw mandrel telescoping mechanism, electronic scissor-type lifting mechanism, electronic Telescopic cylindrical lift structure, electric standing column type lifting mechanism, any one or any two kinds and above combination in electronic articulated arm lift structure or electric chain formula elevating mechanism.

Connecing side, juice portion, connect bottom juice portion, connect the body of side, juice portion in, connect on the body of side, juice portion, connect in the body below juice portion or connect on the body below juice portion electric heater unit is set.This electric heater unit can be electrothermal tube, Electric radiant Heating Film, Far-infrared Heating, Electromagnetic Heating or other can will connect the structure that in juice portion, juice is heated.

Embodiment 1

The piston 10 as it is shown in figure 1, be slidably installed in squeezing cylinder 9, the outer rim of this piston and the inner edge squeezing cylinder fit tightly, and squeezing cylinder is divided into operation room 2 and the mill room 13 of isolation mutually by piston, and it is indoor that the end face of piston is positioned at operation, and the bottom surface of piston is positioned at mill room.

Squeezing cylinder and connecing is tightly connected by the mode such as spiral, buckle is dismountable between juice portion 22, it is preferable that squeezing cylinder is positioned at and connects in juice portion, and mill room forms an airtight cavity 55 with the described juice portion that connects, and runs room and connects with atmospheric environment.

Driven by power telescoping mechanism is electric pushrod.Its drive division is with the drive motor of electric pushrod and screw rod, nut, guide pin bushing, slide etc. for critical piece, and pars contractilis is the push rod in electric pushrod.Motor drive screw rotates, screw rod and nut screw connection be the straight reciprocating motion of push rod the convert rotational motion of motor.

Body 7 is the C type frame structure being made up of chain-drive section 1, vertical portion 11 and base portion 24, encorbelmenting of chain-drive section constitutes squeezing work space between part and the part stretching out vertical portion of base portion, arrange squeezing cylinder and meet juice portion in the squeezing work space between chain-drive section and base portion.Squeezing cylinder can removably connect with chain-drive section bottom surface, its structure can be as shown in Figure 10, the upper end 45 of two spill inner curved rail grooves is fixed in both sides, chain-drive section bottom surface, the inner surface of the inflection lower end 46 of these two spill inner curved rail groove phase para-positions hooks the chimb 43 that squeezing cylinder both sides are made respectively, the chimb of the same side coordinates for grafting each other with inflection lower end, make squeezing cylinder be connected with chain-drive section after chimb is manually pushed back into inflection lower end, reversely pull squeezing cylinder that it can be made to disengage with chain-drive section.

Drive division 6 is arranged in chain-drive section, and it is connected by running part 3 and drive sleeve 4 and driven pars contractilis 5, and pars contractilis is positioned at the top squeezing cylinder and its lower end stretching into squeezing cylinder and installs one and compress dish 8, and this compresses dish and is pressed on the end face of piston.The base plate 14 of squeezing cylinder is made multiple filter opening 15 and formed filter screen.Electric vacuum pump 17 is installed in vertical portion, the bleeding point 19 direct (maybe can also pass through exhaust pipe) of this electric vacuum pump seals the pore 21 that connection connects on juice portion sidewall, its gas outlet connects atmospheric environment directly or by outlet pipe, above-mentioned bleeding point arranges electrically-controlled valve 20 and baroceptor 18, baroceptor, for detecting the air pressure in airtight cavity, installs electric heater unit 23 in base portion.

During the present embodiment squeezing:

1. squeezing cylinder is taken off, then (it makes at least one filter opening at squeezing cylinder bottom plate, with filter opening base plate function as filter screen, so the base plate with filter opening can also be collectively referred to as filter screen) upper placement treats expressate, piston is put into squeezing cylinder, then will connect juice portion be arranged on squeeze cylinder lower end；

2. squeezing cylinder is put into squeezing work space with connecing juice portion entirety, make squeezing cylinder upper end be connected with chain-drive section, make the bleeding point of pore and the electric vacuum pump connecing in juice portion seal and connect；

3. start electric vacuum pump, it is made to carry out evacuation, when the air pressure that baroceptor detects airtight cavity is eligible, start driven by power telescoping mechanism, pars contractilis promote piston carry out squeezing (or, it is also possible to just start driven by power telescoping mechanism promotion piston while of being start electric vacuum pump and squeeze), after squeezing completes, making pars contractilis retraction original position and close driven by power telescoping mechanism, juice is entered by filter screen and is stored in and connects in juice portion；

4. (export the signal of telecommunication by automaton) and open electrically-controlled valve 20, make outside air enter in airtight cavity, release vacuum；

5, electric heater unit can be heated when squeezing, or is heated after completing squeezing, after all processes completes, is taken off by squeezing cylinder, will meet juice portion and disengage with squeezing cylinder, and then be poured out by juice, and will then carry out squeezing cylinder and connect the cleaning in juice portion.It is, of course, also possible to be that the electric heater unit that do not start from start to finish squeezed heats.

Described compress dish 8 effect be: promotion piston evenly squeezing, it is to avoid piston tilts in expressing process.

The filter opening 15 of described filter screen can be circular hole (such as diameter 1～2mm), elliptical aperture, square hole, oblong aperture, delthyrium, grille-like gap or Else Rule or irregularly shaped (in time being straight line or curve gap, its gap width is generally less than 5mm, avoid gap wide, make residue enter and connect in juice portion.Certainly can also more than 5mm according to different squeezing needs, gap width or aperture).

Embodiment 2

As in figure 2 it is shown, the present embodiment place different from embodiment 1 is: 1. squeezing cylinder upper end is not connected to chain-drive section bottom surface, and namely the two keeps certain gap, the bottom meeting juice portion is placed in base portion or embeds in base portion；2. connect the pore 21 on bottom surface, juice portion and have to the trachea 29 connecing juice portion internal projection, this trachea stretches into the end 30 connect in juice portion and is positioned at more than the juice liquid level meeting juice portion, and the bleeding point 19 of electric vacuum pump 17 is connected with trachea sealing by exhaust pipe 27, gas circuit connector 28；3. making multiple filter opening 15 on filter screen 25, filter screen is mounted or located on the hole 26 that squeezing cylinder bottom plate 14 is made；4. the hand-operated valve 20 for importing gas is arranged on the sidewall meeting juice portion near squeezing cylinder lower end.

Driven by power telescoping mechanism is electric hydraulic lifting jack.Its drive division is with hydraulic cylinder and electric hydraulic pump for critical piece, and pars contractilis is the piston rod in hydraulic cylinder.Electric hydraulic pump is made up of motor and hydraulic pump etc..Motor rotates and drives hydraulic pump works, and then makes to produce in hydraulic cylinder pressure, promotes described piston rod movement.

Driven by power telescoping mechanism, electric vacuum pump control by temperature detection control module complete.After having squeezed, manual unlocking hand-operated valve releases vacuum in airtight cavity.

Temperature detection controls module and realizes automatically controlling (temperature sensor is arranged in the exhaust pipe of electric vacuum pump, in order to detect the temperature in airtight cavity) of suction press, during the present embodiment squeezing:

3. start electric vacuum pump, it is made to carry out evacuation, when the temperature that temperature sensor detects airtight cavity is eligible, (temperature before such as evacuation is 25 DEG C, by being evacuated down to 1.71 kPas, water boiling point is reduced to 15 DEG C, corresponding closed chamber body temperature is also reduced to 15 DEG C), now, start driven by power telescoping mechanism, pars contractilis promote piston carry out squeezing (or, piston is promoted to squeeze with regard to startup driven by power telescoping mechanism while of can also being start electric vacuum pump, when temperature is reduced to 15 DEG C time, stop squeezing), after squeezing completes, make pars contractilis retraction original position and close driven by power telescoping mechanism, juice is entered by filter screen and is stored in and connects in juice portion；

5. after all processes completes, squeezing cylinder is taken off, juice portion will be met and disengage with squeezing cylinder, and then juice be poured out, and then carry out squeezing cylinder and connect the cleaning in juice portion.

Embodiment 3

As it is shown on figure 3, the present embodiment place different from embodiment 1 is: 1. squeezing cylinder upper end is not connected to chain-drive section bottom surface, and namely the two keeps certain gap, the bottom meeting juice portion is placed in base portion or embeds in base portion；2. arranging a funnel-form cover plate 31 in the upper port meeting juice portion, the minimum point of this funnel-form cover plate has a perforate, arranges a movable float 32 in this perforate, and this float and funnel-form cover plate collectively form float trap；After the juice that mill room squeezes out flows to funnel-form cover plate, float levitating makes juice pass through perforate and flows into connecing in juice portion below funnel-form cover plate, complete in squeezing, juice stream complete after, float declines and blocks perforate, by below funnel-form baffle plate with its above isolation；3. connecing upper end, juice portion sealing installation a junction 33, the upper end of this connecting portion connects squeezing cylinder lower end.The bleeding point 19 direct (maybe can also pass through exhaust pipe) of this electric vacuum pump seals the pore 21 on connection connecting portion sidewall.

Driven by power telescoping mechanism is electric screw lifter.Its drive division is with motor and screw riser etc. for critical piece, and pars contractilis is the screw rod in electric screw lifter.Motor drive screw rotates, and makes screw rod do rectilinear direction motion simultaneously.

Driven by power telescoping mechanism, electric vacuum pump control controlled module by load current detection and complete, other expressing process and embodiment 1 are identical.

Described load current detection controls module and also has abnormal overload squeezing automatic protection functions simultaneously: if namely putting into abnormal hard object (such as iron ball) in described mill room; then when the screw rod in electric screw lifter promotes piston to squeeze time; it is pressed onto the object that this exception is hard; motor generation stall will necessarily be made; the test section go-on-go of now described load current detection control module measures current overload, then immediately pass through described control module and stop motor work.Motor is avoided to burn because of stall.

Embodiment 4

As shown in Figure 4, the present embodiment place different from embodiment 1 is: 1. body 7 is constituted L-type structure by base portion 24 and vertical portion 11, drive division is arranged in base portion, pars contractilis is positioned at base portion place and certainly connects juice subordinate's face seal through after connecing juice portion base plate, being then passed through filter screen and enter in squeezing cylinder and be connected with piston；2. filter screen 25, upper end, the operation room spiral-lock end cap 35 of squeezing cylinder are installed in the mill room lower end squeezing cylinder, have gap 34 between end cap and squeezing cylinder upper end；3. connect and be placed in base portion bottom juice portion or embed in base portion.

Driven by power telescoping mechanism is electropneumatic push rod.The critical piece of drive division is motor, air pump, cylinder etc., and the critical piece of pars contractilis is the parts such as the push rod in electropneumatic push rod.

Driven by power telescoping mechanism, electric vacuum pump control controlled module by load current detection and complete, piston is to have been pulled downward on squeezing by pars contractilis, and other expressing process and embodiment 1 are identical.

Embodiment 5

As shown in Figure 5, the present embodiment place different from embodiment 1 is: 1. body 7 is constituted L-type structure by base portion 24 and vertical portion 11, drive division is arranged in base portion, pars contractilis is horizontally installed in the vertical portion running room, the end of pars contractilis is stretched in squeezing cylinder from the unitary tip cap place, end of the close squeezing cylinder running room, and fixing connection piston；2. electric vacuum pump is arranged in vertical portion, and its bleeding point seals connection by exhaust pipe and meets juice portion；3. filter screen 25 is arranged on and connects in juice portion；4. connecing and arrange a juice yield tube 38 on bottom juice portion, this juice yield tube end and one connects the upper end open 39 of juice tank 40 and is tightly connected.

Driven by power telescoping mechanism is through screw mandrel linear stepping motor.The critical piece of drive division is motor etc., and the critical piece of pars contractilis is the parts such as the through screw mandrel in through screw mandrel linear stepping motor.

Driven by power telescoping mechanism, electric vacuum pump control completed by air pressure control module (test section is divided into baroswitch), other expressing process and embodiment 1 are identical.

Embodiment 6

As shown in Figure 6, the present embodiment place different from embodiment 1 is: 1. body 7 is constituted L-type structure by base portion 24 and vertical portion 11, drive division is arranged in vertical portion, the pars contractilis that its upper end is arranged connects the lower end of the vertical arm 41 of inverted U arm side upward, and the lower end of the vertical arm of this inverted U arm opposite side is stretched in squeezing cylinder and promotes piston；2. connect and be placed in base portion bottom juice portion or embed in base portion.

Driven by power telescoping mechanism is electronic rack-jack.The critical piece of drive division is motor, gear etc., and the critical piece of pars contractilis is the parts such as the tooth bar in electronic rack-jack.

Driven by power telescoping mechanism, electric vacuum pump control completed by air pressure control module (test section is divided into baroceptor), other expressing process and embodiment 1 are identical.

Embodiment 7

As it is shown in fig. 7, the present embodiment place different from embodiment 1 is: 1. squeezing cylinder is entirely located in and connects in juice portion, the integrally formed chimb 43 in squeezing cylinder upper end connect outside it connect upper end, juice portion and closing connects upper end, juice portion.This chimb is from figure 7, it is seen that its vertical cross-section is horn shape.

In this structure, the top place of squeezing cylinder outer rim is meeting upper end open place of juice portion by the chimb spiral-lock of one, and the space meeting juice portion below piston, chimb and chimb collectively forms airtight cavity.

Driven by power telescoping mechanism is electronic worm and gear link-type telescoping mechanism.The critical piece of drive division is motor, worm screw, worm gear etc., and the critical piece of pars contractilis is the parts such as the push rod in electronic worm and gear link-type telescoping mechanism.

Embodiment 8

As shown in Figure 8, Fig. 8 simply squeezes cylinder, connects the fragmentary sectional view of juice portion and piston.The present embodiment place different from embodiment 1 is: 1. squeeze the part of cylinder and be positioned at and meet juice portion, connects upper end, juice portion and is connected with squeezing cylinder outer rim (fixing or detachable) and closes and connect upper end, juice portion, mill room with connect juice portion composition airtight cavity.

Driven by power telescoping mechanism is electric screw screw mandrel telescoping mechanism.The critical piece of drive division is motor, gear etc., and the critical piece of pars contractilis is the parts such as the helical screw in electric screw screw mandrel telescoping mechanism.

Embodiment 9

As shown in Figure 9, the present embodiment place different from embodiment 1 is: 1. squeezing cylinder is entirely located in and connects in juice portion, connect concave end 44 place closing in juice portion that the integrally formed chimb 43 in squeezing cylinder upper end connects outside it connect upper end, juice portion, and mill room constitutes airtight cavity with meeting juice portion；2. body 7 is only made up of chain-drive section 1, and drive division and electric vacuum pump are arranged in chain-drive section；3. the bleeding point of electric vacuum pump seals directly or by exhaust pipe and connects the pore 21 made on described chimb 43；4. connect juice portion sidewall (near upper end position) and be provided with hand-operated valve (not shown in Fig. 9).

Driven by power telescoping mechanism is electric standing column type lifting mechanism.The critical piece of drive division is motor, gear etc., and the critical piece of pars contractilis is the parts such as the column in electric standing column type lifting mechanism.

Driven by power telescoping mechanism, electric vacuum pump control controlled module (test section is divided into oxygen sensor) by oxygen detection and complete.Oxygen concentration in airtight cavity is changed the control part transmitted in electrical signal form to oxygen detection control module by oxygen sensor, and this control part controls the work of electric vacuum pump and/or driven by power telescoping mechanism.

During the present embodiment squeezing:

1. chain-drive section 1 is taken off, then (it makes at least one filter opening at squeezing cylinder bottom plate, with filter opening base plate function as filter screen, so the base plate with filter opening can also be collectively referred to as filter screen) upper placement treats expressate, and piston is put into squeezing cylinder；

2. chain-drive section is arranged on and connects upper end, juice portion, make to connect upper end, juice portion to be connected with chain-drive section and (but connect upper end, juice portion and be only for removably connecting with chain-drive section bottom surface, squeezing cylinder upper end seals to be crimped on and connects upper end, juice portion, the room 2 of running of squeezing cylinder connects with atmospheric environment), make the bleeding point of electric vacuum pump seal directly or by exhaust pipe and connect the pore 21 made on described chimb 43；

3. start electric vacuum pump, it is made to carry out evacuation, when the oxygen concentration that oxygen sensor detects airtight cavity is eligible, (oxygen concentration before such as evacuation is 21%, 2.1% is dropped to by evacuation oxygen concentration, air pressure in corresponding airtight cavity is reduced to about 10.1 kPas), start driven by power telescoping mechanism, pars contractilis promote piston carry out squeezing (or, piston is promoted to squeeze with regard to startup driven by power telescoping mechanism while of can also being start electric vacuum pump), after squeezing completes, make pars contractilis retraction original position and close driven by power telescoping mechanism, juice is entered by filter screen and is stored in and connects in juice portion；

4. open hand-operated valve, make outside air enter in airtight cavity, release vacuum；

5. after all processes completes, chain-drive section is taken off, juice portion will be met and disengage with squeezing cylinder, and then juice be poured out, and then carry out squeezing cylinder and connect the cleaning in juice portion.

Embodiment 10

As shown in figure 14, the place that the present embodiment is different from embodiment 1 is: 1. the squeezing cylinder running room place is held concurrently as body；2. drive division and pars contractilis are respectively positioned on and run indoor, and drive division can be fixed by the structure such as support, crossbeam or be detachably arranged on the inwall of the squeezing cylinder running room, fixes connection, removably connect or be pressed on piston-top surface in the lower end of pars contractilis；3. electric vacuum pump can be fixed by the structure such as support, crossbeam or be detachably arranged on the inwall of the squeezing cylinder running room, and its bleeding point connects the pore on juice portion sidewall by exhaust pipe connection；4. running spiral-lock end cap 35 in the squeezing cylinder end portion at room place, have gap 34 between the two, described operation room connects with atmospheric environment；5. squeezing cylinder bottom portion is positioned at and meets juice portion and be tightly connected with connecing upper end, juice portion, and mill room constitutes airtight cavity with meeting juice portion；6. there is no electric heater unit.

Driven by power telescoping mechanism is electric cylinder.The critical piece of drive division is motor, gear etc., and the critical piece of pars contractilis is the parts such as the push rod in electric cylinder.

Embodiment 11

As shown in figure 15, described body is made up of C type frame structure base portion, vertical portion and chain-drive section, it is cantilevered structure that wherein said vertical portion is provided with chain-drive section and chain-drive section relative to vertical portion, encorbelmenting of chain-drive section constitutes squeezing work space between part and the part stretching out vertical portion of base portion, arrange squeezing cylinder and meet juice portion in described squeezing work space.

The present embodiment place different from embodiment 1 is:

1. squeezing cylinder upper end and chain-drive section bottom surface is not connected to that (herein be not connected to refer to squeezes the gap that can keep certain between cylinder upper end and chain-drive section bottom surface, or the two contacts with each other but does not have the relation of any connection), the bottom meeting juice portion is placed in base portion or embeds in base portion.

2. connect the pore 21 on bottom surface, juice portion and have to the trachea 29 connecing juice portion internal projection, this trachea stretches into the end 30 connect in juice portion and is positioned at more than the juice liquid level meeting juice portion, and the bleeding point 19 of electric vacuum pump 17 is connected with trachea sealing by exhaust pipe 27, gas circuit connector 28.

3. making multiple filter opening 15 on filter screen 25, filter screen is mounted or located on the hole 26 that squeezing cylinder bottom plate 14 is made.

4. the hand-operated valve 20 for importing gas is arranged on the sidewall meeting juice portion near squeezing cylinder lower end.

5. arranging pars contractilis in the chain-drive section above squeezing cylinder or on chain-drive section, this pars contractilis is relatively fixed with the spatial relation of chain-drive section or can relative varying motion.

When the spatial relation of pars contractilis Yu chain-drive section is relatively fixed time: this pars contractilis and described chain-drive section are fixed or be detachably connected, chain-drive section can move up and down along vertical portion under drive division drives, in described drive division is arranged on chain-drive section, on chain-drive section, in base portion, in base portion, on vertical portion in or vertical portion, electric vacuum pump is arranged in chain-drive section, on chain-drive section, base portion is interior, in base portion, in vertical portion or vertical portion；

When this pars contractilis and chain-drive section spatial relation can relative varying motion time: pars contractilis and/or chain-drive section can move up and down along vertical portion under drive division drives, and the up and down motion of the two entirety and/or the expanding-contracting action of pars contractilis achieve piston motion in squeezing cylinder；In described drive division is arranged on chain-drive section, on chain-drive section, in base portion, in base portion, on vertical portion in or vertical portion, electric vacuum pump is arranged in chain-drive section, on chain-drive section, base portion is interior, in base portion, in vertical portion or vertical portion.

In the present embodiment, spline-simulating track 57 and the motor being located in chain-drive section and reduction gearing etc. on the drive division of driven by power telescoping mechanism mainly includes being arranged in vertical portion side (namely near the side of squeezing work space) are constituted, and reduction gearing and spline-simulating track 57 engage each other.Chain-drive section has (upright projection is) C-shaped grooves near the end of side, vertical portion, described C-shaped grooves shape and spline-simulating track cross section are mutually matched, and two opening parts of C-shaped grooves can be stuck in the root of spline-simulating guide rail and make chain-drive section stop collar be contained on spline-simulating guide rail (Figure 15 is only signal).The purpose of above-mentioned C-shaped grooves is namely by suit spacing between chain-drive section and vertical portion, can to ensure that chain-drive section moves up and down along spline-simulating guide rail simultaneously.Certainly the spline-simulating track both sides in vertical portion in addition can also be adopted to install vertical guide pillar additional, then make two guide pin bushings of chain-drive section both sides be sleeved on the guide pillar of homonymy, it is achieved the spacing suit of chain-drive section and along vertical portion move up and down purpose.

In the present embodiment, chain-drive section is equivalent to an intermediate member, and it moves up and down after being driven the driving of portion's (motor etc.), drives pars contractilis to move up and down, say, that pars contractilis remains and realizes expanding-contracting action under the driving of drive division simultaneously.

Pars contractilis is the push rod of vertical shape, and it fixes or be removably mounted at (spatial relation between it and chain-drive section is relatively fixed) under chain-drive section.Pars contractilis lower end and piston are fixed or removably connect.

The motor of drive division rotarily drives reduction gearing and rotates, and reduction gearing makes chain-drive section move up and down along this spline-simulating track again through engaging with spline-simulating track, rolling.Described pars contractilis moves along with the up and down motion of chain-drive section.When chain-drive section moves downward time, push rod is driven to move downward and then promote described piston to treating that expressate squeezes in mill room.

Driven by power telescoping mechanism, electric vacuum pump control completed by time control module.After having squeezed, manual unlocking hand-operated valve releases vacuum in airtight cavity.Other expressing process is identical with embodiment 1.

The present embodiment and maximum not being both of embodiment 1: chain-drive section is movable being arranged on vertical portion, and chain-drive section can along vertical portion up and down motion under drive division drives.

Except the fit system of above-mentioned spline-simulating guide rail and gear, other can also be adopted to have the fit system of equivalent effect, such as, vertical portion has vertical screw rod, chain-drive section there is nut be arranged on this screw rod, body there is this screw rod of driven by motor rotate or drive nut to rotate, chain-drive section can be made to move up and down along described screw rod, and then reaching to promote piston to carry out squeezing purpose.

In above-described embodiment, in the body being made up of base portion, vertical portion and chain-drive section (Fig. 1,2,3,7,15), the cross section of vertical portion is C type (can also be U-shaped) as shown in figure 16, in such structure, vertical portion is arranged between chain-drive section and base portion, the space that chain-drive section, vertical portion and base portion are surrounded constitutes squeezing work space, arranges squeezing cylinder and meet juice portion in this squeezing work space.The cross section of vertical portion is the bulk strength that C type or U-shaped benefit are the increase in body.

Certainly, in the body being made up of base portion and vertical portion (Fig. 4,5,6), the cross section of vertical portion can also be C type (can also be U-shaped) as shown in figure 16, in such structure, vertical portion is arranged in base portion, the space that vertical portion and base portion are surrounded constitutes squeezing work space, arranges squeezing cylinder and meet juice portion in this squeezing work space.

In the various embodiments described above, exhaust pipe can adopt conventional air-tight interfaces with squeezing cylinder or connect when juice portion is connected, such as Quick Release gas joint etc., simultaneously in order to ensure the operation after having squeezed, can be the electrically-controlled valve that market is bought for importing the valve of air, or adopt the parts such as I-shaped rubber stopper, manually-operated gate.

Squeezing cylinder is bulk containers, and its interior cross section is closed-curve shape, including circle, ellipse, triangle, square, polygon or other arbitrary shape.The shape of cross section everywhere in squeezing cylinder is identical and area equation, and namely the squeezing inside wall of cylinder is " straight up and down " uiform section；Or, the cross section in squeezing cylinder has at least one section to be that shape is identical and area equation.

Piston with or without sealing ring；Sealing ring is arranged on the side wall surface of piston, top, bottom or is coated on outside piston, makes to seal tightly between piston and the squeezing inside wall of cylinder；Described piston and sealing ring are rigidity or elastic.Piston be plate shaped, dish type, cylindricality, tubular with the end, internal for hollow but not completely through cylindricality, spherical, truncated cone-shaped, cone or other arbitrary shape；The cross section of piston is closed-curve shape, including: circle, ellipse, triangle, square, polygon or other arbitrary shape (but piston cross-section face to be mutually matched with cross section in squeezing cylinder, to realize the slipper seal after installation).

No matter which kind of shape, squeezing cylinder, piston and meet juice portion and to cooperate.

Additionally, in order to ensure this electric drive vacuum type squeezer trouble free service.Described squeezing cylinder with connect junction, juice portion, squeezing cylinder and cylinder cap junction, meet juice portion with chain-drive section junction, squeezing cylinder and chain-drive section junction, meet juice portion the junction, at least certain in base portion junction be provided with safety switching apparatus, safety switching apparatus electrically connects with automaton, it is provided with after the junction of safety switching apparatus correctly installs, makes the safety switch of this junction turn on.When all of safety switch all turns on, after pressing start button, electric drive vacuum type squeezer could normal operation.Otherwise can not work.

Described safety switching apparatus refers to: for protecting the protection device of this electric drive vacuum type squeezer trouble free service.Described safety switching apparatus includes but not limited to: contact switch, microswitch, magnetic switch, inductive switch etc..

Such as, the base portion of body has magnetic control induction contact (it electrically connects with automaton), has Magnet connecing opposite position bottom juice portion, when connecing after juice portion is placed on the commitment positions of base portion, the magnetic induction contact in this magnet attraction base portion, so as to turn on.Meet juice portion else and if be not correctly placed on commitment positions, then described Magnet can not magnetic induction contact in adhesive base portion.

Again such as, it is connected with microswitch (it electrically connects) with automaton at chain-drive section, in squeezing cylinder upper end, opposite position has projection, and time only squeezing cylinder is placed on commitment positions under chain-drive section, the described microswitch of described protruding shake-up is so as to turn on.Otherwise this microswitch can not turn on, and whole electric drive vacuum type squeezer can not work.

Described connecing in juice portion, squeeze on cylinder or have air pressure display device, air pressure display device on body is mechanical type air-pressure gage or electronic type air gauge；The baroceptor of air pressure display device is located in airtight cavity, its display be located at connect on juice portion sidewall, on squeezing cylinder sidewall or on body:

Electronic type air gauge includes baroceptor, testing circuit (independent detection circuit or the subsidiary function of automaton) and optical display or auditory tone cues device, it it is electrical connection between each several part, baroceptor is arranged in airtight cavity, optical display be arranged on connect on juice portion sidewall, on squeezing cylinder sidewall or on body, auditory tone cues device is located in body.

Claims

1. an electric drive vacuum type squeezer, it is characterized in that: include squeezing cylinder, connect juice portion, piston, driven by power telescoping mechanism, electric vacuum pump and body, in squeezing cylinder, the piston slided is installed, the outer rim of this piston and the inner edge squeezing cylinder fit tightly, squeezing cylinder is divided into operation room and the mill room of isolation mutually by described piston, the end face of piston is positioned at operation indoor, and the bottom surface of piston is positioned at mill room；

2. an electric drive vacuum type squeezer, it is characterized in that: include squeezing cylinder, connect juice portion, piston, driven by power telescoping mechanism, electric vacuum pump and body, in squeezing cylinder, the piston slided is installed, the outer rim of this piston and the inner edge squeezing cylinder fit tightly, squeezing cylinder is divided into operation room and the mill room of isolation mutually by described piston, the end face of piston is positioned at operation indoor, and the bottom surface of piston is positioned at mill room；

Latter two process,

Last process,

First process and last process,

The first two process,

3. a kind of electric drive vacuum type squeezer according to claim 1 and 2, it is characterised in that it be chosen from structure (1), (2), (3), (4), (5), (6) or (7) in any one:

Or

4. a kind of electric drive vacuum type squeezer according to claim 3, it is characterised in that:

(1) when above pars contractilis is positioned at squeezing cylinder:

Or

(2) when pars contractilis is positioned at and connects below juice portion:

Or

(4) when pars contractilis is positioned at outside squeezing cylinder:

Or

(5) when above pars contractilis is positioned at squeezing cylinder:

Or

(6) when above pars contractilis is positioned at squeezing cylinder:

Or

5. a kind of electric drive vacuum type squeezer according to claim 3, it is characterised in that:

(1) when above pars contractilis is positioned at squeezing cylinder:

Or

(2) when above pars contractilis is positioned at squeezing cylinder:

Or

(3) when above pars contractilis is positioned at squeezing cylinder:

6. a kind of electric drive vacuum type squeezer according to claim 4 or 5, it is characterised in that:

Or

7. a kind of electric drive vacuum type squeezer according to claim 1 or 2 or 4 or 5, it is characterized in that: described piston is revolving body, described pars contractilis pushes or pull on piston when squeezing, and piston moves simultaneously also along piston self axis of rotation rotation along the direction of motion of pars contractilis；

Or

8. a kind of electric drive vacuum type squeezer according to claim 1 or 2 or 4 or 5, it is characterised in that it be chosen from structure (1), (2) or (3) in any one:

Or

9. a kind of electric drive vacuum type squeezer according to claim 1 or 2 or 4 or 5, it is characterized in that: described in connect juice portion upper port or its inside a funnel-form cover plate is set, the minimum point of this funnel-form cover plate arranges a movable float, and this float and funnel-form cover plate collectively form float trap；After the juice that described mill room squeezes out flows to funnel, float levitating makes juice flow into connecing in juice portion below funnel-form cover plate, complete in squeezing, juice stream complete after, float declines and blocks this hopper outlet, by below funnel-form baffle plate with its above isolation.

10. a kind of electric drive vacuum type squeezer according to claim 9, it is characterized in that: described filter screen and piston extrude mutually, two surfaces of the two extruding can be planar structure, or the two is all-in-one-piece convex-concave structure, or the two is all-in-one-piece concaveconvex structure；

11. according to a kind of electric drive vacuum type squeezer described in claim 1 or 2 or 4 or 5 or 10, it is characterised in that: on the squeezing cylinder at described mill room place, described in connect in juice portion or the exhaust pipe of electric vacuum pump installed one for importing hand-operated valve or the electrically-controlled valve of gas；

Or

12. according to a kind of electric drive vacuum type squeezer described in claim 1 or 2 or 4 or 5 or 10, it is characterized in that: described electric vacuum pump or have in driven by power telescoping mechanism and be not provided with motor, another has the work being not provided with motor directly or by actuator drives of motor.

13. according to a kind of electric drive vacuum type squeezer described in claim 1 or 2 or 4 or 5 or 10, it is characterized in that: also include for controlling electric vacuum pump and the automaton of driven by power telescoping mechanism work, described automaton includes time control module, air pressure control module, load current detection control module, temperature detection controls module or oxygen detection and controls any one in module, any two, any three, any four or whole five:

Or

14. according to a kind of electric drive vacuum type squeezer described in claim 1 or 2 or 4 or 5 or 10, it is characterized in that: described in connect bottom juice portion or sidewall arrange a juice yield tube, the upper end open that this juice yield tube end and one connects juice tank is tightly connected or this juice yield tube end is provided with faucet；

Or

15. according to a kind of electric drive vacuum type squeezer described in claim 1 or 2 or 4 or 5 or 10, it is characterised in that:

Described piston is when squeezing, and the gas pressure in airtight cavity is selected from any one in (1), (2), (3), (4) or (5):

(1) less than 10 kPas, and more than 0 kPa；

Or

(2) less than 2.5 kPas, and more than 0 kPa；

Or

(3) less than 1.7 kPas, and more than 0 kPa；

Or

(4) less than 1.23 kPas, and more than 0 kPa；

Or

(5) less than 0.87 kPa, and more than 0 kPa.

16. according to a kind of electric drive vacuum type squeezer described in claim 1 or 2 or 4 or 5 or 10, it is characterised in that: also including air pressure display device, air pressure display device is mechanical type air-pressure gage or electronic type air gauge:

17. according to a kind of electric drive vacuum type squeezer described in claim 1 or 2 or 4 or 5 or 10, it is characterised in that；Described driven by power telescoping mechanism is electric pushrod, electric cylinder, straight line moving motor, through screw mandrel linear stepping motor, electronic rack-jack, electric drive hydraulic thruster, electric hydraulic lifting jack, electro-hydraulic elevator structure, electropneumatic push rod, electric screw lifter, electronic crankshaft connecting rod type telescoping mechanism, electric camshaft link-type telescoping mechanism, electronic crank block telescoping mechanism, electronic worm and gear link-type telescoping mechanism, Dynamoelectric scissor jack, electric screw screw mandrel telescoping mechanism, electric ball screw elevating mechanism, electric turbine screw mandrel telescoping mechanism, electronic scissor-type lifting mechanism, electronic Telescopic cylindrical lift structure, electric standing column type lifting mechanism, any one or any two kinds and above combination in electronic articulated arm lift structure or electric chain formula elevating mechanism.

18. according to a kind of electric drive vacuum type squeezer described in claim 1 or 2 or 4 or 5 or 10, it is characterised in that: connecing side, juice portion, connect bottom juice portion, connect the body of side, juice portion in, connect on the body of side, juice portion, connect in the body below juice portion or connect on the body below juice portion electric heater unit is set.

19. a kind of electric drive vacuum type squeezer according to claim 6, it is characterized in that: described squeezing cylinder with connect junction, juice portion, squeezing cylinder and end cap junction, meet juice portion with chain-drive section junction, squeezing cylinder and chain-drive section junction, meet juice portion the junction, at least certain in base portion junction be provided with safety switching apparatus, this safety switching apparatus only turns on when described junction is correctly installed.