CN218293782U

CN218293782U - Vacuum pump

Info

Publication number: CN218293782U
Application number: CN202222589809.5U
Authority: CN
Inventors: 张伟兵; 杜美仙; 张峰
Original assignee: Shenzhen Yuanjisheng Technology Co ltd
Current assignee: Shenzhen Yuanjisheng Technology Co ltd
Priority date: 2022-09-29
Filing date: 2022-09-29
Publication date: 2023-01-13
Anticipated expiration: 2032-09-29

Abstract

The utility model discloses a vacuum pump relates to vacuum pump technical field, and its technical scheme is: the vacuum pump, which comprises a housin, the symmetry is equipped with two around the casing, shells inner wall fixed mounting evacuation subassembly, evacuation subassembly includes the vacuum pump, vacuum pump fixed mounting is in the rear end shells inner wall, the inside motor that is equipped with of vacuum pump, vacuum pump bottom inner wall fixed mounting input tube one, an input tube right side fixed mounting output tube, output tube tip fixed mounting hose, shells inner wall fixed mounting baroceptor, the utility model discloses a set up the controller and have the air pressure that conveniently passes through in discernment baroceptor, at vacuum pump during operation, when the pressure that detects among the baroceptor is below the default, then through controller control vacuum pump automatic shutdown work, the intelligent practicality that makes things convenient for the improve equipment to use of convenient improve equipment use.

Description

Vacuum pump

Technical Field

The utility model relates to a vacuum pump technical field, concretely relates to vacuum pump.

Background

In order to prolong the shelf life of food, the air inside the food packaging bag needs to be pumped out, so that the oxygen content in the food is reduced, the food is prevented from being rotten prematurely under the action of air oxidation, microorganisms rapidly propagate in an aerobic environment, the rotting speed of the food is increased, and in order to better preserve the food, a vacuum pump is generally used for pumping out the air.

The prior art has the following defects: present vacuum pump to food package bag evacuation processing carries out, when using, can't judge by oneself that the inside air content of food package bag makes and has reached the standard of taking out completely from, generally needs artifical judgement to the switch of control vacuum pump, in order to ensure being in the vacuum state in the food package bag, need keep vacuum pump work for a long time usually, it is extravagant to form certain energy, whether inconvenient automated inspection has accomplished evacuation operation, inconvenient automatic control vacuum pump stop work.

Therefore, it is necessary to invent a vacuum pump.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a vacuum pump has the air pressure through process in the convenient recognition baroceptor through setting up the controller, at vacuum pump during operation, when the pressure that detects among the baroceptor is below the default, then through controller control vacuum pump automatic shutdown work, makes things convenient for the intelligent practicality that makes things convenient for improve equipment to use to solve the problem among the background art.

In order to achieve the above object, the present invention provides the following technical solutions: the vacuum pump, which comprises a housin, the symmetry is equipped with two around the casing, shells inner wall fixed mounting evacuation subassembly, evacuation subassembly includes the vacuum pump, vacuum pump fixed mounting is in the rear end shells inner wall, the inside motor that is equipped with of vacuum pump, vacuum pump bottom inner wall fixed mounting input tube one, an input tube right side fixed mounting output tube, output tube tip fixed mounting hose, shells inner wall fixed mounting baroceptor, baroceptor bottom fixed mounting input tube two, hose top and two fixed connection of input tube.

Preferably, the top cover is fixedly installed at the top of the shell, the storage battery is fixedly installed at the inner wall of the shell, the charging hole is fixedly installed at the outer wall of the shell, and the charging hole is electrically connected with the storage battery.

Preferably, the front end the shell outer wall fixed mounting shift knob, shift knob and battery electric connection.

Preferably, the storage battery is electrically connected with the vacuum pump, and the storage battery is electrically connected with the air pressure sensor.

Preferably, the air pressure sensor is electrically connected with a controller, the controller is electrically connected with the vacuum pump, and the controller is electrically connected with a switch button.

Preferably, a vacuumizing port is fixedly installed at the bottom of the shell, the output end of the vacuumizing port is fixedly connected with the input pipe I, and a lower cover is fixedly installed on the outer wall of the vacuumizing port.

The utility model has the advantages that:

1. the controller is arranged to conveniently identify the air pressure passing through the air pressure sensor, and when the vacuum pump works and the pressure detected in the air pressure sensor is lower than a preset value, the controller is used for controlling the vacuum pump to automatically stop working, so that the intelligent use of equipment is conveniently improved, and the practicability of the equipment is conveniently improved;

2. the controller is arranged to identify the change of the air pressure in the air pressure sensor to be below a preset value, the vacuum pump is controlled to stop working, the energy conservation and environmental protection performance are improved when the equipment is used, the use efficiency of the vacuum pump is improved, the vacuum pump is prevented from consuming too much electric energy, the vacuum pump is not required to be controlled to be closed by an operator, and the practicability of the equipment is improved.

Drawings

Fig. 1 is a front view provided by the present invention;

fig. 2 is a side view provided by the present invention;

fig. 3 is a schematic view of the internal structure of the housing provided by the present invention;

fig. 4 is a schematic view of an exploded structure of the evacuation assembly according to the present invention.

In the figure: the vacuum cleaner comprises a shell 100, a top cover 110, a lower cover 120, a switch button 130, a storage battery 140, a charging hole 150, a vacuumizing port 160, a vacuumizing assembly 200, a vacuum pump 210, a first input pipe 220, an output pipe 230, an air pressure sensor 240, a second input pipe 250, a hose 260 and a controller 270.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Referring to fig. 1-4, the utility model provides a vacuum pump, in order to realize above-mentioned purpose, the utility model provides a following technical scheme: the vacuum pump comprises a shell 100, two vacuumizing assemblies 200 are symmetrically arranged on the front and back of the shell 100, the inner wall of the shell 100 is fixedly provided with the vacuumizing assemblies 200, each vacuumizing assembly 200 comprises a vacuum pump 210, the vacuum pump 210 is fixedly arranged on the inner wall of the shell 100 at the back end, a motor is arranged inside the vacuum pump 210, a first input pipe 220 is fixedly arranged on the inner wall of the bottom of the vacuum pump 210, an output pipe 230 is fixedly arranged on the right side of the first input pipe 220, a hose 260 is fixedly arranged at the end part of the output pipe 230, an air pressure sensor 240 is fixedly arranged on the inner wall of the shell 100, a second input pipe 250 is fixedly arranged at the bottom of the air pressure sensor 240, the top end of the hose 260 is fixedly connected with the second input pipe 250, concretely, the shell 100 has the function of conveniently installing the vacuumizing assembly 200, the vacuumizing assembly 200 has the function of conveniently pumping air in a food packaging bag away, so that the food in the food packaging bag is prevented from contacting with the air, and microorganisms are bred in the food, thereby causing food damage, the vacuum pump 210 is a device or equipment for obtaining vacuum by utilizing mechanical, physical, chemical or physicochemical methods to pump air to a pumped container, in popular terms, the vacuum pump is a device for improving, generating and maintaining vacuum in a certain closed space by various methods, the vacuum pump 210 is an instrument which is provided with an air pumping nozzle and an air exhaust nozzle which are arranged one by one, can continuously form vacuum or negative pressure at an inlet, forms micro positive pressure at the air exhaust nozzle, mainly adopts a working medium of gas and has small volume, the basic principle of the micro vacuum pump is that the air in a pump cavity with fixed volume is compressed by driving a motor to do circular motion, and a diaphragm in the pump is made to do reciprocating motion by a mechanical device, so that the air in the pump cavity with fixed volume is compressed, the negative pressure is formed by stretching, a pressure difference is generated between the air pumping port and the external atmospheric pressure, air is pressed into a pump cavity through the first input pipe 220 under the action of the pressure difference and then is exhausted from the output pipe 230, so that air in the food packaging bag is pumped out through the vacuum pumping port 160, the quality guarantee period of food is prolonged, the storage time of the food is prolonged, the first input pipe 220 has the function of inputting air into the vacuum pump 210, the output pipe 230 has the function of conveniently pumping the air sucked into the first input pipe 220 into the vacuum pump 210, the air pressure sensor 240 is WF282, the air pressure sensor 240 is an instrument for measuring the absolute pressure of the air, the air pressure sensor 240 is arranged to conveniently detect the air input and output by the vacuum pump 210, so that the flow change of the food packaging bag in real time is facilitated, when the pressure of the detected air is reduced or increased, the film is deformed to drive the ejector pin, the resistance value of the resistor is changed, the signal voltage of 0-5V is obtained from the sensing element, the air pressure sensor 240 is converted from the data transmitter 124270, the controller 124270 controls the air pressure controller 270 to automatically detect the working of the vacuum pump through the hose 250, and the air pressure controller 270 is connected with the air pressure sensor 250, and the air pressure controller 270, the vacuum pump 210.

Casing 100 top fixed mounting top cap 110, rear end casing 100 inner wall fixed mounting battery 140, rear end casing 100 outer wall fixed mounting hole 150 that charges, hole 150 and battery 140 electric connection charge, it is concrete, top cap 110 has the sealing effect to casing 100 top, battery 140 has the effect that conveniently supplies power to vacuum pump 210 and pressure sensor 240, hole 150 has the effect that conveniently charges to battery 140 through setting up, thereby conveniently charge used repeatedly to battery 140.

The switch button 130 is fixedly installed on the outer wall of the front-end shell 100, the switch button 130 is electrically connected with the storage battery 140, the storage battery 140 is electrically connected with the vacuum pump 210, the storage battery 140 is electrically connected with the air pressure sensor 240, the air pressure sensor 240 is electrically connected with the controller 270, the controller 270 is electrically connected with the vacuum pump 210, and the controller 270 is electrically connected with the switch button 130.

Casing 100 bottom fixed mounting evacuation mouth 160, an evacuation mouth 160 output and an input tube 220 fixed connection, the fixed installation lower cover 120 of evacuation mouth 160 outer wall, it is concrete, evacuation mouth 160 has the inside air that extracts that conveniently inserts food package bag, thereby make the inside vacuous effect that forms of food package bag, lower cover 120 has confined effect to evacuation mouth 160 outer wall, thereby the convenience is when not using the vacuum pump, can protect evacuation mouth 160 outer wall, the convenient protectiveness to evacuation mouth 160 that improves.

The utility model discloses a use as follows: the skilled person takes out the lower cap 120, inserts the vacuum port 160 into the food packaging bag, presses the switch button 130, and controls the vacuum pump 210 to operate, so as to draw air from the first input tube 220 by negative pressure, such that the air in the food packaging bag is sucked into the vacuum port 160, enters the first input tube 220 through the vacuum port 160, enters the vacuum pump 210, is discharged through the output tube 230, and then delivers the air into the second input tube 250 through the hose 260, and then enters the pressure sensor 240, and when the pressure sensor 240 detects that the air pressure is lower than the preset value, the controller 270 controls the vacuum pump 210 to stop operating, and thus the automatic vacuum pumping operation is completed.

The above are only preferred embodiments of the present invention, and any person skilled in the art may modify the present invention or modify it into equivalent technical solutions by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.

Claims

1. Vacuum pump, including casing (100), casing (100) front and back symmetry is equipped with two, casing (100) inner wall fixed mounting evacuation subassembly (200), its characterized in that: vacuumizing assembly (200) includes vacuum pump (210), vacuum pump (210) fixed mounting is in the rear end casing (100) inner wall, vacuum pump (210) inside is equipped with the motor, vacuum pump (210) bottom inner wall fixed mounting input tube (220), input tube (220) right side fixed mounting output tube (230), output tube (230) tip fixed mounting hose (260), casing (100) inner wall fixed mounting baroceptor (240), baroceptor (240) bottom fixed mounting input tube two (250), hose (260) top and input tube two (250) fixed connection.

2. The vacuum pump according to claim 1, wherein the top cover (110) is fixedly installed on the top of the casing (100), the storage battery (140) is fixedly installed on the inner wall of the casing (100) at the rear end, the charging hole (150) is fixedly installed on the outer wall of the casing (100) at the rear end, and the charging hole (150) is electrically connected with the storage battery (140).

3. The vacuum pump according to claim 1, wherein a switch button (130) is fixedly mounted on the outer wall of the front end housing (100), and the switch button (130) is electrically connected with a storage battery (140).

4. A vacuum pump according to claim 3, wherein the accumulator (140) is electrically connected to the vacuum pump (210), the accumulator (140) being electrically connected to the air pressure sensor (240).

5. A vacuum pump according to claim 4, wherein the air pressure sensor (240) is electrically connected to a controller (270), the controller (270) is electrically connected to the vacuum pump (210), and the controller (270) is electrically connected to the switch button (130).

6. The vacuum pump according to claim 1, wherein a vacuum-pumping port (160) is fixedly installed at the bottom of the housing (100), an output end of the vacuum-pumping port (160) is fixedly connected with the first input pipe (220), and a lower cover (120) is fixedly installed on an outer wall of the vacuum-pumping port (160).