CN216477783U - High electric vacuum pump performance test platform of stability - Google Patents

Abstract

The utility model discloses an electric vacuum pump performance test bench with high stability, which relates to the technical field of vacuum pumps and comprises a workbench, a pump body fixing position, a motor fixing position, a damping heat conduction pad, a semiconductor refrigeration sheet, a damping rod, a damping pad, a fixing bolt, a gasket, a spring, a pump body, a test air pipe, a gas flowmeter and a timer. The utility model can reduce the vibration between the ground and the workbench, increase the stability and ensure the stable operation test of the vacuum pump.

Description

Electric vacuum pump performance test bench that stability is high

Technical Field

The utility model relates to the technical field of vacuum pumps, in particular to a high-stability electric vacuum pump performance test bench.

Background

The vacuum pump refers to a device or equipment for obtaining vacuum by pumping a pumped container by using a mechanical, physical, chemical or physicochemical method. In general, a vacuum pump is a device for improving, generating and maintaining a vacuum in a certain closed space by various methods.

The existing vacuum pump needs to be tested for many times after being produced, and a test workbench which can protect the performance of the vacuum pump and can be tested for a long time is lacked at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides an electric vacuum pump performance test bench with high stability. The testing device has the advantages that the vibration of the workbench is reduced, the testing stability is improved, and the stable operation test of the vacuum pump is ensured.

In order to achieve the purpose, the utility model adopts the following technical scheme:

an electric vacuum pump performance test bench with high stability comprises a workbench, a pump body fixing position, a motor fixing position, a damping heat conduction pad, semiconductor refrigeration sheets, a damping rod, a damping pad, a fixing bolt, a gasket, a spring, a pump body, a test air pipe, a gas flowmeter and a timer, wherein the top of the workbench is provided with a pump body fixing position and a motor fixing position which are used for fixing and testing a pump body part and a motor part of a vacuum pump respectively, the damping heat conduction pad is fixed on the inner wall of the motor fixing position, a water channel which is communicated with each other is arranged inside the motor fixing position, a water inlet and a water outlet are formed in two ends of the water channel, the semiconductor refrigeration sheets are arranged inside the motor fixing position, a plurality of damping holes are formed in the workbench, the damping rod is arranged inside the damping holes, the damping pad is fixed at the bottom end of the workbench, and the workbench is provided with the fixing bolt which penetrates through the workbench near four corners of the workbench, the fixing bolt is sleeved with a gasket, and a spring is sleeved outside the fixing bolt between the gasket and the shock pad.

Through the technical scheme: the shock attenuation heat conduction pad of the fixed position of motor carries out the shock attenuation and conducts heat to the motor, heat transfer is inside the water course, it takes away the heat to feed cold water through the pump body, semiconductor refrigeration piece carries out cooling to the pump body simultaneously and avoids the motor damage that long-time test leads to, carry out the shock attenuation to the workstation through setting up shock attenuation hole and shock attenuation stick, reduce the stability of the vibrations increase test of workstation, fix workstation and ground through fixing bolt, the combination of gasket and spring is cushioned the vibrations between ground and the workstation, increase stability, make and form damping system between workstation bottom and the spring through setting up of shock pad, guarantee the steady operation test of vacuum pump.

The utility model is further provided that the shock-absorbing rod is formed by sleeving a plurality of shock-absorbing pipes.

Through the technical scheme: is beneficial to increasing the damping effect.

The utility model is further provided that the workbench is provided with a test air pipe, and the test air pipe is provided with a gas flowmeter.

Through the technical scheme: the exhaust capacity of the vacuum pump can be tested conveniently.

The utility model is further arranged that a timer is fixed to one side of the gas flow meter.

Through the technical scheme: the exhaust effect of the vacuum pump can be calculated conveniently through the timer.

The utility model is further provided that the pump body fixing position and the motor fixing position are integrally formed with the workbench.

Through the technical scheme: avoid producing relative vibrations between pump body fixed position and the motor fixed position and the workstation.

The utility model is further arranged in such a way that the water inlet is connected with the pump body through a pipeline, and the water outlet is connected with a drainage pipeline.

Through the technical scheme: and pumping cold water into the pump body for heat dissipation.

The utility model is further configured such that the washer and the spring are connected as a single unit.

Through the technical scheme: avoiding a bias between the washer and the spring.

The utility model is further provided that the inner wall of the damping hole is attached to the outer wall of the damping rod.

Through the technical scheme: the effective transmission of vibrations is realized, increases the shock attenuation effect.

The utility model has the beneficial effects that:

1. this an electric vacuum pump capability test platform that stability is high, the shock attenuation heat conduction pad of motor fixed position carries out the shock attenuation and conducts heat to the motor, heat transfer is inside the water course, it takes away the heat to feed cold water through the pump body, semiconductor refrigeration piece carries out cooling to the pump body simultaneously and avoids the motor damage that long-time test leads to, carry out the shock attenuation to the workstation through setting up shock attenuation hole and shock attenuation stick, the stability of the vibrations increase test of reduction workstation, fix workstation and ground through fixing bolt, the combination of gasket and spring is cushioned vibrations between ground and the workstation, increase stability, make and form damping system between workstation bottom and the spring through setting up of shock pad, guarantee the steady operation test of vacuum pump.

2. This an electric vacuum pump performance test platform that is used for stability high can detect the exhaust efficiency of vacuum pump through being provided with time-recorder and gas flowmeter.

3. This an electric vacuum pump capability test platform that is used for a stability high, gasket and spring are even as an organic whole, avoid squinting between gasket and the spring, and the effective transmission of vibrations is realized to shock attenuation downthehole wall and the laminating of shock attenuation excellent outer wall, increases the shock attenuation effect.

Drawings

FIG. 1 is a schematic structural diagram of a high-stability test bench for testing the performance of an electric vacuum pump according to the present invention;

FIG. 2 is a schematic view of a first partial structure of a high-stability testing platform for testing the performance of an electric vacuum pump according to the present invention;

fig. 3 is a schematic diagram of a second partial structure of the test bench for testing the performance of the electric vacuum pump with high stability according to the present invention.

In the figure: 1. a work table; 2. fixing the pump body; 3. fixing the motor; 4. a shock-absorbing heat-conducting pad; 5. a water channel; 6. a semiconductor refrigeration sheet; 7. a water inlet; 8. a water outlet; 9. a shock absorbing hole; 10. a shock absorbing rod; 11. a shock absorbing tube; 12. a shock pad; 13. fixing the bolt; 14. a gasket; 15. a spring; 16. a pump body; 17. testing the air pipe; 18. a gas flow meter; 19. a timer.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the figures, which are based on the orientations and positional relationships shown in the figures, and are used for convenience in describing the patent and for simplicity in description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-3, an electric vacuum pump performance test bench with high stability comprises a workbench 1, a pump body fixing position 2, a motor fixing position 3, a shock absorption heat conduction pad 4, a semiconductor refrigeration sheet 6, a shock absorption rod 10, a shock absorption pad 12, a fixing bolt 13, a gasket 14, a spring 15, a pump body 16, a test air pipe 17, a gas flowmeter 18 and a timer 19, wherein the pump body fixing position 2 and the motor fixing position 3 are arranged at the top of the workbench 1 and are used for fixing a pump body part and a motor part of a test vacuum pump respectively, the shock absorption heat conduction pad 4 is fixed on the inner wall of the motor fixing position 3, a water channel 5 which is mutually communicated is arranged inside the motor fixing position 3, a water inlet 7 and a water outlet 8 are formed at two ends of the water channel 5, the semiconductor refrigeration sheet 6 is arranged inside the motor fixing position 3, a plurality of shock absorption holes 9 are formed inside the workbench 1, the shock absorption rod 10 is arranged inside the shock absorption holes 9, the shock absorption pad 12 is fixed at the bottom end of the workbench 1, the workstation 1 all is equipped with the fixing bolt 13 that runs through it near its four edges, has cup jointed gasket 14 on the fixing bolt 13, and fixing bolt 13 is located the outside between gasket 14 and the shock pad 12 and has cup jointed spring 15.

Specifically, the shock absorption rod 10 is formed by sleeving a plurality of shock absorption tubes 11, so that the shock absorption effect is improved.

Specifically, the workbench 1 is provided with a test air pipe 17, and the test air pipe 17 is provided with a gas flowmeter 18, so that the exhaust volume of the vacuum pump can be tested conveniently.

Specifically, a timer 19 is fixed on one side of the gas flow meter 18, so that the exhaust effect of the vacuum pump can be calculated through the timer 19.

Specifically, pump body fixed position 2 and motor fixed position 3 and workstation 1 integrated into one piece avoid producing relative vibrations between pump body fixed position 2 and motor fixed position 3 and the workstation 1.

Specifically, the water inlet 7 is connected with the pump body 16 through a pipeline, the water outlet 8 is connected with a drainage pipeline, and cold water is pumped into the pump body 16 for heat dissipation.

Specifically, the pad 14 and the spring 15 are integrally connected to prevent the pad 14 and the spring 15 from being biased.

Specifically, the inner wall of the damping hole 9 is attached to the outer wall of the damping rod 10, so that effective transmission of vibration is realized, and the damping effect is increased.

The working principle is as follows: shock attenuation heat conduction pad 4 of motor fixed position 3 carries out the shock attenuation and conducts heat to the motor, heat transfer is inside 5 water courses, it takes away the heat to supply cold water through the pump body 16, semiconductor refrigeration piece 6 carries out cooling to the pump body 16 simultaneously and avoids the motor damage that long-time test leads to, carry out the shock attenuation to workstation 1 through setting up shock attenuation hole 9 and shock attenuation stick 10, reduce the stability of the vibrations increase test of workstation 1, fix workstation 1 and ground through fixing bolt 13, the combination of gasket 14 and spring 15 is cushioned the vibrations between ground and the workstation 1, increase stability, make and form damping system between workstation 1 bottom and the spring 15 through setting up of shock pad 12, guarantee the steady operation test of vacuum pump.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims (8)

1. A high-stability electric vacuum pump performance test bench comprises a workbench (1), a pump body fixing position (2), a motor fixing position (3), a shock absorption heat conduction pad (4), a semiconductor refrigeration sheet (6), a shock absorption rod (10), a shock absorption pad (12), a fixing bolt (13), a gasket (14), a spring (15), a pump body (16), a test air pipe (17), a gas flowmeter (18) and a timer (19), and is characterized in that the pump body fixing position (2) and the motor fixing position (3) are arranged at the top of the workbench (1) and are used for fixing a pump body part and a motor part of a test vacuum pump respectively, the shock absorption heat conduction pad (4) is fixed on the inner wall of the motor fixing position (3), a water channel (5) which is communicated with each other is arranged inside the motor fixing position (3), and a water inlet (7) and a water outlet (8) are arranged at two ends of the water channel (5), the inside of motor fixed position (3) is equipped with semiconductor refrigeration piece (6), the inside of workstation (1) is equipped with a plurality of shock attenuation holes (9), the inside of shock attenuation hole (9) is equipped with shock attenuation stick (10), the bottom mounting of workstation (1) has shock pad (12), workstation (1) is close to its four edges and all is equipped with fixing bolt (13) that run through it, fixing bolt (13) are gone up and have been cup jointed gasket (14), spring (15) have been cup jointed to the outside that fixing bolt (13) are located between gasket (14) and shock pad (12).

2. The electric vacuum pump performance test bench with high stability according to claim 1, wherein the shock absorption rod (10) is formed by sleeving a plurality of shock absorption pipes (11).

3. The electric vacuum pump performance test bench with high stability according to claim 1, wherein a test air pipe (17) is arranged on the workbench (1), and a gas flowmeter (18) is arranged on the test air pipe (17).

4. A test bench for testing the performance of an electric vacuum pump with high stability according to claim 1, characterized in that a timer (19) is fixed on one side of the gas flowmeter (18).

5. The electric vacuum pump performance test bench with high stability according to claim 1, wherein the pump body fixing position (2) and the motor fixing position (3) are integrally formed with the workbench (1).

6. The electric vacuum pump performance test bench with high stability of claim 1, wherein the water inlet (7) is connected to the pump body (16) through a pipeline, and the water outlet (8) is connected to a drainage pipeline.

7. The testing platform for the performance of the electric vacuum pump with high stability of claim 1, wherein the gasket (14) and the spring (15) are connected into a whole.

8. The electric vacuum pump performance test bench with high stability of claim 1, wherein the inner wall of the damping hole (9) is attached to the outer wall of the damping rod (10).

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