CN110005823A - A kind of driver for coaxial bivalve core valve - Google Patents
A kind of driver for coaxial bivalve core valve Download PDFInfo
- Publication number
- CN110005823A CN110005823A CN201910273577.2A CN201910273577A CN110005823A CN 110005823 A CN110005823 A CN 110005823A CN 201910273577 A CN201910273577 A CN 201910273577A CN 110005823 A CN110005823 A CN 110005823A
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- Prior art keywords
- connector sleeve
- driver
- valve
- interior
- driving section
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
- F16K1/38—Valve members of conical shape
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/047—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor characterised by mechanical means between the motor and the valve, e.g. lost motion means reducing backlash, clutches, brakes or return means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The present invention provides a kind of drivers for coaxial bivalve core valve, including mounting rack, are installed on valve；The mounting rack includes outer connector sleeve and interior connector sleeve；The interior connection is placed in the outer connector sleeve.Master driver drives the main valve plug of the valve to move back and forth.Secondary driver drives the auxiliary valve core of the valve to move back and forth.The master driver is connected to the interior connector sleeve, and the interior connector sleeve is driven to move back and forth in the outer connector sleeve.Control section is used to control the operating status of master driver and secondary driver.The advantage is that the present invention is provided with master driver and secondary driver in a driver, and the two can distinguish two spools of different function in control valve, it can be achieved that two spool independent operatings, and then realize the switching of valve function.Each driver can be used alone, therefore, it can also be used on conventional throttle valve door, have good versatility.
Description
Technical field
The present invention relates to valve automatic control field, specifically a kind of driver for coaxial bivalve core valve.
Background technique
With the development of valve field, in order to simplify valve mechanism and increase valve function, by the valve of multiple functions
Together as one design, therefore, the spool quantity of the multi-functional valve of together as one design are consequently increased.Multi-functional valve it is every
A spool can realize the different function of the valve, in order to accurately automatically control each valve core movement, need to divide on each spool
Other installation of driver.Existing majority driver can only drive the valve core movement of single spool valve;It can not using a driver
Multiple spools of more valve core valves are carried out while being driven, cause valve function that can not realize by way of automatic control, Jin Erye
Limit the development of multi-functional valve.Valve involved in this case is coaxial bivalve core valve, i.e. valve has two spools, and two
Spool coaxial arrangement, therefore, the present invention designs a kind of driver for coaxial bivalve core valve.
Summary of the invention
The technical problem to be solved by the present invention is two spools of coaxial bivalve core valve can be driven by a driver
Independent operating realizes the automatic switchover of valve function, reduces driver installation space.
The technical solution adopted by the present invention to solve the technical problems is:
Providing a kind of driver for coaxial bivalve core valve includes:
Mounting rack is installed on valve；The mounting rack includes outer connector sleeve and interior connector sleeve；The interior connection is placed on described
In outer connector sleeve.
Master driver is installed on the outer connector sleeve, and the main valve plug of the valve is driven to move back and forth.
Secondary driver is installed on the interior connector sleeve, and the auxiliary valve core of the valve is driven to move back and forth.
The master driver is connected to the interior connector sleeve, and drives the interior connector sleeve reciprocal in the outer connector sleeve
Movement.
Control section, for controlling the start and stop of master driver and secondary driver.
Preferably, the mounting rack further includes the attachment base for being connected to the valve；The outer connector sleeve is installed on institute
State the one end of attachment base far from the valve.
Preferably, the master driver includes the first power part and the first driving section, first power part is connected to
Power simultaneously is transmitted to it in first driving section；It is described pair driver include the second power part and the second driving section, described second
Power part is connected to second driving section and transmits power to it.
Preferably, the master driver further includes the first frame plate, first driving section is installed on first frame plate
On, first frame plate is installed on the outer connector sleeve；First power part is equipped with outer mounting rack, the outer mounting rack peace
Loaded on the outer connector sleeve far from valve end；First frame plate be clamped on the outer mounting rack and the outer connector sleeve it
Between.The pair driver further includes the second frame plate, and second driving section is installed on second frame plate, second frame plate
It is installed on the interior connector sleeve；Second power part is equipped with interior mounting rack, and the interior mounting rack is installed on the interior connection
Set；Second frame plate is clamped on the interior mounting rack between the interior connector sleeve.
Preferably, first power part and the second power part respectively include motor；First driving section and second
Driving section is respectively the transmission mechanism of gear set and screw-driven pair composition；Wherein, the screw-driven pair is by nut and screw rod
It constitutes；The input terminal of the gear set is connected to the motor output end；The output end of the gear set is equipped with the screw rod.
Preferably, described screw rod one end of first driving section extends to the outer connector sleeve inside, described first
The first slide plate is installed on the outside of the nut of driving section；First slide plate one end is slidably connected in the outer connector sleeve
Wall, the other end are connected to the interior connector sleeve outer wall；
Extend on the inside of the inside connector sleeve in described screw rod one end of second driving section, outside the nut of second driving section
Side is equipped with the second slide plate, and second slide plate slides are installed on the interior connector sleeve inner wall.
Preferably, the interior connector sleeve is equipped with first connecting rod towards the valve end, the first connecting rod is connected to
The main valve plug；Wherein, the first connecting rod is tubular structure；Second slide plate is equipped with second connecting rod, and described second connects
Bar is coaxially installed in the first connecting rod and connect with the auxiliary valve core.
Preferably, the outer connector sleeve inner wall and the interior connector sleeve inner wall offer lead along what it was axially arranged respectively
To slot；The first slide plate one end is placed in the guide groove of the outer connector sleeve inner wall, and guide groove and described the
Rolling element is provided between one slide plate；Second slide plate end is placed in the guide groove of the interior connector sleeve inner wall, and
And rolling element is provided between second slide plate end and the guide groove.
Preferably, the first external member is equipped between the second connecting rod and the first connecting rod, outside first external member
Wall is fixed on the first connecting rod inner wall, and the first external member inner wall is slidably connected to the second connecting rod outer wall；Wherein, described
First external member is the rubber ring structure of section flexure.
Preferably, offering multiple pore structures respectively on the outer connector sleeve peripheral wall and the interior connector sleeve peripheral wall, often
A pore structure corresponds respectively to first power part and first driving section junction, second power part and institute
State the second driving section junction, the first connecting rod and the main valve plug junction and the second connecting rod and the auxiliary valve core
Junction.
The invention has the advantages that the present invention is provided with master driver and secondary driver, and two in a driver
Person can distinguish two spools of different function in control valve, it can be achieved that two spool independent operatings, and then realizes valve function
Switching.The output end of two drivers can be coaxially disposed, and then reduce the overall volume of driver, save placement space, while just
It is loaded and unloaded in driver and valve.Connecting component is less between two drivers, and connection structure is simple, convenient for two drivers handling and
Maintenance.Since each driver can be used alone, it can also be used on conventional throttle valve door, there is good versatility.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is overall combination structural schematic diagram provided by the embodiment of the present invention；
In figure: 1- attachment base, 2- ring fishplate bar, the outer connector sleeve of 3-, the outer mounting rack of 4-, 5- top cover, connector sleeve in 6-, 7- first set
Part, the second external member of 8-, mounting rack in 9-, 100- master driver, the first power part of 110-, 111- first clamping member, 120- first
Frame plate, the first driving section 130-, the first slide plate of 140-, 150- first connecting rod, 200- pair driver, the second power part of 210-,
The second clamping piece of 211-, the second frame plate of 220-, the second driving section 230-, the second slide plate of 240-, 250- second connecting rod, 300- valve
Door, 301- main valve plug, 302- auxiliary valve core, a- screw rod, b- nut, c- gear set, d- motor.
Specific embodiment
Above scheme is described further below in conjunction with specific embodiment.It should be understood that these embodiments are for illustrating
The present invention is not intended to limit the scope of the invention.Implementation condition used in the examples can be done according to the condition of specific producer into
One successive step, the implementation condition being not specified are usually the condition in routine experiment.
In a specific embodiment, a kind of driver for coaxial bivalve core valve, including mounting rack, use are provided
In the master driver 100 of driving 300 main valve plug 301 of valve reciprocating motion, for driving 300 auxiliary valve core 302 of valve to move back and forth
Secondary driver 200 and the operating status for controlling master driver 100 and secondary driver 200 control section.
In order to be coaxially disposed 300 structure of valve main valve plug 301 more compact and auxiliary valve core 302 and extend respectively to valve
300 outsides, wherein main valve plug 301 and auxiliary valve core 302 respectively include valve rod, in the present embodiment, with main valve plug 301 and auxiliary valve core
The components of 302 connections are all connected on the valve rod.
In order to absolutely prove that mounting rack is played the role of in embodiment, to its structure and with valve 300
Installation form is described:
Mounting rack further includes being mounted on 300 upper connecting base 1 of valve, and 1 one end of attachment base is bolted on the valve deck of valve 300
On, 1 other end of attachment base is arranged far from valve 300, and is equipped with outer connector sleeve 3 in its end, wherein outer connector sleeve 3 is cylinder
Shape structure；For the ease of the installation of the manufacture of mounting rack entirety, handling and inner components, in outer connector sleeve 3 and attachment base 1
Between be attached using ring fishplate bar 2, the two is fixed by bolts in 2 two sides of ring fishplate bar respectively, wherein 2 center of ring fishplate bar is set
It is equipped with the through-hole for placing first connecting rod 150.
In order to absolutely prove that master driver 100 and secondary driver 200 are played the role of in embodiment, it is tied
Structure and its installation form are described:
The difference of both master driver 100 is suitable with the control mode of secondary driver 200 and the kind of drive, and difference is power
Not, 100 power of master driver is greater than 200 power of secondary driver；Its reason is according to the main valve plug 301 and auxiliary valve core 302 of valve 300
Flow restriction power is set.
Master driver 100, including the first power part 110 and the first driving section 130；Secondary driver 200 includes the second power
Portion 210 and the second driving section 230.
First power part 110 and the second power part 210 respectively include motor d, motor d as master driver 100 or
The main power source of secondary driver 200, DC brushless motor can be selected in motor d, and motor d is respectively and for controlling main driving
The control section electrical connection of the operating status of device 100 and secondary driver 200, wherein control section include PLC and with main driving
The external circuit that device 100 and secondary driver 200 are connected and powered to it.
First driving section 130 and the second driving section 230 are respectively the transmission mechanism of gear set c and screw-driven pair composition；
Wherein, the screw-driven pair is made of nut b and screw rod a.
In order to realize the function of master driver 100 and secondary driver 200, by the first power part 110 and the first driving section 130
The completed power assembly that driving main valve plug 301 moves is constituted, the first power part 110 is made to be connected to first driving section 130 simultaneously
Power is transmitted to it；Similarly, so that the second power part 210 is connected to second driving section 230 and transmit power to it.
In order to the type of attachment and the of the first power part 110 of further details of elaboration and the first driving section 130
The type of attachment of two power parts 210 and the second driving section 230 is as follows:
The input terminal of gear set c is connected by key in motor d output end；And the output end of gear set c is passed through into key and spiral shell
Bar a connection.
In order to further it is detailed illustrate gear set c assortment shape and with the type of attachment of screw rod a it is as follows:
Gear set c is made of the gear of multiple intermeshing transmissions, driving gear and output end including gear set c input terminal
Driven gear is provided with multiple engaged transmissions between driven gear and driving gear and obtains transition gear, therefore, by above-mentioned,
It can determine the transmission ratio of gear set c;In the present embodiment, transmission ratio is greater than 1, and gear set c is the transmission of reduction of speed lift.
It is as follows in order to the peace form between detailed elaboration master driver 100 and outer connector sleeve 3:
Master driver 100 further includes the first frame plate 120, and the first driving section 130 is installed on the first frame plate 120, the first frame plate 120
On be installed on outer connector sleeve 3, it can be seen that, the first driving section 130 is mounted on outer connector sleeve 3 by the first frame plate 120；In order to
Fixation master driver 100 that can be more stable, is equipped with outer mounting rack 4, outer mounting rack 4 passes through spiral shell on the first power part 110
Bolt covers on outer end of the connector sleeve 3 far from valve body 300；And the first frame plate 120 is clamped on outer mounting rack 4 and outer connection
Between set 3, and then it can determine installation site of the master driver 100 on outer connector sleeve 3.
In order to further illustrate the first driving section 130 gear set c and screw rod a and the first frame plate 120 connection
Form is as follows:
The gear of each intermeshing transmission of gear set c passes through shaft respectively and is arranged on the first frame plate 120, can also will be each mutual
The gear of engaged transmission, which is installed on after rack, to be installed on again on the first frame plate 120；Then prolong on the inside of outside connector sleeve 3 one end screw rod a
Stretch setting.
It is as follows in order to fairly set out the motor d of the first power part 110 and the connection of outer mounting rack 4:
First clamping member 111 is installed on the outside of motor d, first clamping member 111 is installed on outer mounting rack 4, and passes through bolt
Cooperate the installation site of adjustable first clamping member 111 and outer mounting rack 4 with nut, and then adjustable motor d is relative to first
The distance of frame plate 120, convenient for the installation and adjusting of the first power part 110 and the first driving section 130；In order to be played to motor d
Protective effect is equipped with top cover 5 in motor d outside mask, and top cover 5 is installed on outer mounting rack 4 by screw.
The structure type of master driver 100 and the installation form with outer connector sleeve 3 is explained above, therefore, it is also desirable to
The structure for how driving main valve plug 301 to move back and forth master driver 100 is illustrated, as follows:
First slide plate 140 is installed on the outside of the nut b of the first driving section 130,140 one end of the first slide plate is slidably connected to outer company
3 inner wall of female connector is provided with interior connector sleeve 6 in outer connector sleeve 3, and 140 other end of the first slide plate is connected to interior 6 outer wall of connector sleeve,
Connector sleeve 6 is tubular structure, is equipped with secondary driver 200 on connector sleeve 6；Pass through screw thread towards 300 end of valve in interior connector sleeve 6
First connecting rod 150 is installed, the handling and adjusting that can be convenient for first connecting rod 150 are connected through a screw thread, first connecting rod 150 is connected to
Main valve plug 301；Since the main valve plug 301 and auxiliary valve core 302 of valve 300 are coaxially disposed, for just auxiliary valve core 301 and secondary driver
200 connection, first connecting rod 150 are set as tubular structure；Therefore, by above-mentioned it can be seen that, the first driving section 130 by interior
Connector sleeve 6 and the first connecting rod 150 being mounted on interior connector sleeve 6 and main valve plug 301, and then realize that master driver 100 drives
The function that main valve plug 301 moves back and forth.
It is as follows in order to fairly set out the installation form between secondary driver 200 and interior connector sleeve 6:
Secondary driver 200 further includes the second frame plate 220, and the second driving section 230 is installed on the second frame plate 220, the second frame plate 220
It is installed on interior end of the connector sleeve 6 far from valve 300；Second power part 210 is equipped with interior mounting rack 9, and interior mounting rack 9 is installed on
Interior connector sleeve 6；Second frame plate 220 is clamped on interior mounting rack 9 between interior connector sleeve 6, above-mentioned it can be seen that secondary driver 200 is installed
On interior connector sleeve 6.
In order to further clearly illustrate the gear set c and screw rod a and the second frame plate 220 of the second driving section 230
Connection, it is as follows:
The gear of each intermeshing transmission of gear set c passes through shaft respectively and is arranged on the second frame plate 220, can also will be each mutual
Engaged transmission gear be installed on after rack install again on the second frame plate 220；Then prolong on the inside of inside connector sleeve 6 one end screw rod a
Stretch setting.
It is as follows in order to fairly set out the motor d of the second power part 210 and the type of attachment of interior mounting rack 9:
The second clamping piece 211 is installed on the outside of motor d, the second clamping piece 211 is installed on interior mounting rack 9, and passes through bolt
The installation site of the second clamping piece 211 and interior mounting rack 9 is adjusted with nut cooperation, and then adjustable motor d is relative to second
The distance of frame plate 220, convenient for the installation and adjusting of the second power part 210 and the second driving section 230.
The structure type of secondary driver 200 and the installation form with interior connector sleeve 6 is explained above, therefore, it is also desirable to
The structure for how driving auxiliary valve core 302 to move back and forth secondary driver 200 is illustrated, as follows:
Second slide plate 240 is installed on the outside of the nut b of the second driving section 230, the second slide plate 240 is slidably mounted on interior connector sleeve
6 inner walls；Second slide plate, 240 screw thread is equipped with second connecting rod 250, second connecting rod 250 be coaxially installed in first connecting rod 150 and with
Auxiliary valve core 302 connects.And then realize the function that secondary driver 200 drives auxiliary valve core 302 to move back and forth.
It can be seen that, the first driving section 130 is connect with the interior connector sleeve 6 for being equipped with secondary driver 200, and by above-mentioned
One driving section 130 is connect with main valve plug 301 indirectly by interior connector sleeve 6, therefore it is reasonable to determine,
When driving main valve plug 301 to move back and forth, secondary driver 200 is whole, and also synchronous reciprocating moves master driver 100 therewith.
In order to realize that the first slide plate 140 is circumferentially positioned and axial circumferential fixed by track sliding and the second slide plate of realization 240
Position and axial track of pressing are slided, and offer the guiding being axially arranged along it respectively in outer 3 inner wall of connector sleeve and 6 inner wall of interior connector sleeve
Slot, and it is placed in 140 one end of the first slide plate in the guide groove of outer 3 inner wall of connector sleeve；It is placed in 240 end of the second slide plate interior
In the guide groove of 6 inner wall of connector sleeve.
In order to reduce the resistance to sliding of the first slide plate 140 and outer 3 inner wall of connector sleeve, in the guide groove of outer 3 inner wall of connector sleeve
Rolling element is provided between the first slide plate 140.Similarly, 240 end of the second slide plate and interior 6 inner wall of connector sleeve guide groove it
Between be also equipped with rolling element.
In order to realize that second connecting rod 250 and first connecting rod 150 keep coaxial stabilization during exercise, second connecting rod 250 with
First external member 7 is installed, 7 outer wall of the first external member is fixed on 150 inner wall of first connecting rod, in the first external member 7 between first connecting rod 150
Wall is slidably connected to 250 outer wall of second connecting rod.It compensates, is avoided between the two in order to increase second connecting rod 250 and first connecting rod 150
Stress is generated, the first external member 7 can be arranged to the rubber ring structure of section flexure.
It connect and adjusts with the first driving section 130 for the ease of the first power part 110, and improve main valve plug 301 and master
100 efficiency of loading and unloading of driver convenient for the second power part 210 and the connection of the second driving section 230 and adjusts and improves secondary driver
200 with 302 efficiency of loading and unloading of auxiliary valve core, offer multiple pore structures respectively on 6 peripheral wall of outer 3 peripheral wall of connector sleeve and interior connector sleeve,
Each pore structure corresponds respectively to 130 junction of the first power part 110 and the first driving section, the second power part 210 and second passes
Dynamic 230 junction of portion, first connecting rod 150 and main valve plug 301 are connected to and second connecting rod 250 and 302 junction of auxiliary valve core.
In order to improve the sealing of 3 end of positioning and outer connector sleeve between outer connector sleeve 3 and first connecting rod 150, outside
Second external member 8 is installed, the second external member 8 is fixed on the through-hole wall, and in the through-hole of the ring fishplate bar 2 of 3 bottom of connector sleeve
One connecting rod 150 is slidably connected to the second external member 8.
For the ease of master driver 100 and the installation and adjusting of main valve plug 301, the peace of secondary driver 200 and auxiliary valve core 302
Dress and adjusting are separately installed with hand in the motor d of the first power part 110 and the shaft end motor d of the second power part 210 and twist wheel, should
Hand is twisted wheel and is connected on the output shaft of motor d, screws hand by hand and twists the achievable first connecting rod 150 of wheel or second connecting rod 250
Adjusting, improve service performance.
Driver is installed on valve 300 by specific work process entirely through mounting rack, will after adjusting installation site
First connecting rod 150 is connect with the main valve plug 301 of valve 300, second connecting rod 250 is connect with auxiliary valve core 302, above-mentioned connection can
Floating connection setting, avoids each connecting rod and generates stress between each spool for being correspondingly connected with.
Valve 300 is the valve with throttling function and flow equilibrium function, and throttling function relies primarily on main valve plug 301
Cooperate with main valve seat and realizes；Its flow equilibrium function mainly passes through auxiliary valve core 302 and auxiliary-seat cooperation is realized, therefore, in order to certainly
Dynamic to realize its function, driver can control the synchronization of two spools or asynchronous movement simultaneously.
1. realize throttling function, main valve plug 301 and auxiliary valve core 302 are placed in sealing state, and control section controls main driving
Device 100 drives main valve plug 301 to move back and forth, and changes main valve plug 301 at a distance from main valve seat, main valve plug 301 and secondary driver 200
Moving synchronously remain stationary auxiliary valve core 302 with main valve plug 301, therefore, is changed by the aperture of main valve plug 301 and main valve seat real
The throttling and opening and closing of existing valve 300.
2. realize throttling function, main valve plug 301 and main valve seat can be at non-occluded state, auxiliary valve core 302 and auxiliary-seat
In non-occluded state, when being increased by the flow between main valve plug 301 and main valve seat, control section controls secondary driver
200 driving auxiliary valve cores 302, reduce the aperture between auxiliary valve core 302 and auxiliary-seat, realize control flow equilibrium.Control flow
Another way, master driver 100 drive the direction of motion of main valve plug 301 and the movement of the secondary driving of driver 200 auxiliary valve core 302
It is contrary, realize control flow equilibrium.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (10)
1. a kind of driver for coaxial bivalve core valve characterized by comprising
Mounting rack is installed on valve；The mounting rack includes outer connector sleeve and interior connector sleeve；The interior connection is placed on described
In outer connector sleeve；
Master driver is installed on the outer connector sleeve, and the main valve plug of the valve is driven to move back and forth；
Secondary driver is installed on the interior connector sleeve, and the auxiliary valve core of the valve is driven to move back and forth；
The master driver is connected to the interior connector sleeve, and the interior connector sleeve is driven back and forth to transport in the outer connector sleeve
It is dynamic；
Control section, for controlling the start and stop of master driver and secondary driver.
2. a kind of driver for coaxial bivalve core valve as described in claim 1, which is characterized in that the mounting rack is also
Attachment base including being connected to the valve；The outer connector sleeve is installed on the one end of the attachment base far from the valve.
3. a kind of driver for coaxial bivalve core valve as described in claim 1, which is characterized in that the master driver
Including the first power part and the first driving section, first power part is connected to first driving section and transmits power to it；
It is described pair driver include the second power part and the second driving section, second power part be connected to second driving section and to
It transmits power.
4. a kind of driver for coaxial bivalve core valve as claimed in claim 3, which is characterized in that the master driver
It further include the first frame plate, first driving section is installed on first frame plate, and first frame plate is installed on the outer company
Female connector；First power part is equipped with outer mounting rack, and the outer mounting rack is installed on the outer connector sleeve far from valve end；
First frame plate is clamped between the outer mounting rack and the outer connector sleeve；
The pair driver further includes the second frame plate, and second driving section is installed on second frame plate, second frame
Plate is installed on the interior connector sleeve；Second power part is equipped with interior mounting rack, and the interior mounting rack is installed on the interior company
Female connector；Second frame plate is clamped on the interior mounting rack between the interior connector sleeve.
5. a kind of driver for coaxial bivalve core valve as claimed in claim 4, which is characterized in that first power
Portion and the second power part respectively include motor；First driving section and the second driving section are respectively gear set and screw-driven pair
The transmission mechanism of composition；Wherein, the screw-driven pair is made of nut and screw rod；The input terminal of the gear set is connected to institute
State motor output end；The output end of the gear set is equipped with the screw rod.
6. a kind of driver for coaxial bivalve core valve as claimed in claim 5, which is characterized in that first transmission
The screw rod one end in portion is equipped with first to extension on the inside of the outer connector sleeve, the nut outside of first driving section
Slide plate；First slide plate one end is slidably connected to the outer connector sleeve inner wall, and the other end is connected to the interior connector sleeve outer wall；
Extend on the inside of the inside connector sleeve in described screw rod one end of second driving section, peace on the outside of the nut of second driving section
Equipped with the second slide plate, second slide plate slides are installed on the interior connector sleeve inner wall.
7. a kind of driver for coaxial bivalve core valve as claimed in claim 6, which is characterized in that the interior connector sleeve
First connecting rod is installed towards the valve end, the first connecting rod is connected to the main valve plug；Wherein, the first connecting rod is
Tubular structure；Second slide plate is equipped with second connecting rod, the second connecting rod be coaxially installed in the first connecting rod and with
The auxiliary valve core connection.
8. a kind of driver for coaxial bivalve core valve as claimed in claim 7, which is characterized in that the outer connector sleeve
Inner wall and the interior connector sleeve inner wall offer the guide groove being axially arranged along it respectively；The first slide plate one end is placed in institute
In the guide groove for stating outer connector sleeve inner wall, and rolling element is provided between guide groove and first slide plate；Described
Two slide plate ends are placed in the guide groove of the interior connector sleeve inner wall, and second slide plate end and the guide groove
Between be provided with rolling element.
9. a kind of driver for coaxial bivalve core valve as claimed in claim 8, which is characterized in that the second connecting rod
First external member is installed between the first connecting rod, the first external member outer wall is fixed on the first connecting rod inner wall, described
First external member inner wall is slidably connected to the second connecting rod outer wall；Wherein, first external member is the rubber ring knot of section flexure
Structure.
10. a kind of driver for coaxial bivalve core valve as described in right wants 9, which is characterized in that the outer connector sleeve
Multiple pore structures are offered respectively on peripheral wall and the interior connector sleeve peripheral wall, and each pore structure corresponds respectively to described first
Power part and first driving section junction, second power part and second driving section junction, first company
Bar and the main valve plug junction and the second connecting rod and the auxiliary valve core junction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910273577.2A CN110005823B (en) | 2019-04-06 | 2019-04-06 | Driver for coaxial double-valve-core valve |
Applications Claiming Priority (1)
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022653A (en) * | 2019-11-18 | 2020-04-17 | 宁波奥克斯电气股份有限公司 | Electronic expansion valve, adjusting method and air conditioner |
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| CN107035874A (en) * | 2017-05-31 | 2017-08-11 | 朱书红 | A kind of sealing valve |
| CN108626427A (en) * | 2018-05-24 | 2018-10-09 | 李祥庆 | A kind of application method of double stub shaft control ball valve |
| CN109323005A (en) * | 2018-12-11 | 2019-02-12 | 雷纳德流体智能科技江苏股份有限公司 | A kind of flow adjustable cut-off valve |
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| US20080061257A1 (en) * | 2000-02-18 | 2008-03-13 | Ga Industries Inc. | Electric motor actuated stop and self-closing check valve |
| CN2466445Y (en) * | 2000-10-11 | 2001-12-19 | 陈联芝 | Double valve-rod easy-to-open high-pressure gate valve |
| US20140283926A1 (en) * | 2013-03-19 | 2014-09-25 | Joshua Duell | Foldable, Double-Block and Bleed Plugging Tool |
| CN204284527U (en) * | 2014-09-28 | 2015-04-22 | 辉煌水暖集团有限公司 | The control valve of a kind of temperature, the integration of flow spool |
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| CN108626427A (en) * | 2018-05-24 | 2018-10-09 | 李祥庆 | A kind of application method of double stub shaft control ball valve |
| CN109323005A (en) * | 2018-12-11 | 2019-02-12 | 雷纳德流体智能科技江苏股份有限公司 | A kind of flow adjustable cut-off valve |
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| CN110005823B (en) | 2020-03-27 |
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Effective date of registration: 20220107 Address after: 325100 Sanqiao Industrial Zone, Linlong village, Oubei street, Yongjia County, Wenzhou City, Zhejiang Province (within panda General Machinery Group Co., Ltd.) Patentee after: Zhejiang Longzheng automatic control valve technology Co.,Ltd. Address before: No. 428-15, Xinfeng Road, Hongqiao Town, Yueqing City, Wenzhou City, Zhejiang Province 325608 Patentee before: Hu Haiming |