CN216483751U

CN216483751U - Vacuum pump gas tightness inspection device

Info

Publication number: CN216483751U
Application number: CN202122855262.4U
Authority: CN
Inventors: 张维; 戴焰; 戴益兴; 张愈熙; 戴海
Original assignee: Hubei Xing Yubeng Industry LLC
Current assignee: Hubei Xing Yubeng Industry LLC
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-05-10
Anticipated expiration: 2031-11-22

Abstract

The utility model belongs to the technical field of tightness detection, and relates to a vacuum pump airtightness checking device which comprises a water tank, wherein four sides of the inner wall of the water tank are fixedly connected with first cameras, four corners of the top of the water tank are fixedly connected with support columns, the tops of the four support columns are fixedly connected with a top plate, the center of the bottom of the top plate is fixedly connected with a second camera, the bottom of the top plate is fixedly connected with a group of electric push rods, and the bottoms of the group of electric push rods are fixedly connected with a hollow frame. Its beneficial effect is, through the setting of first camera and second camera, can shoot the vacuum pump when the vacuum pump detects the gas tightness, if the vacuum pump produces gas leakage, then can be quick find the gas leakage position, through the setting of basin, electric putter and fretwork frame, adopt the mode that detects under water, can improve the result to the vacuum pump gas tightness detection, also easily find out the gas leakage position of vacuum pump simultaneously.

Description

Vacuum pump gas tightness inspection device

Technical Field

The utility model belongs to the technical field of tightness detection, and particularly relates to a vacuum pump air tightness detection device.

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. Generally, a vacuum pump is a device for improving, generating and maintaining vacuum in a closed space by various methods, and after the vacuum pump is installed, an air tightness detection device is required for detection.

The device for detecting the air tightness of the vacuum pump disclosed in the Chinese patent document has the following publication number: CN213956691U, published: 20210813, although the problem of high detection cost is solved, the problems of poor sealing effect and low detection precision of the device are not solved, and meanwhile, the position of air leakage cannot be found out, so that the operation is complicated in the subsequent maintenance process, and therefore, the vacuum pump air tightness detection device is specially provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a vacuum pump air tightness checking device, which solves the technical problems that the precision of a detection result is low and an air leakage position cannot be found.

In order to achieve the purpose, the utility model provides the following technical scheme: a vacuum pump air tightness checking device comprises a water tank, wherein four sides of the inner wall of the water tank are fixedly connected with first cameras, four corners of the top of the water tank are fixedly connected with support columns, the tops of the four support columns are fixedly connected with a top plate, the center of the bottom of the top plate is fixedly connected with a second camera, the bottom of the top plate is fixedly connected with a group of electric push rods, the bottom of the group of electric push rods is fixedly connected with a hollow frame, the bottom of the inner wall of the hollow frame is provided with a groove, one side of the inner wall of the groove is fixedly connected with a motor, an output shaft of the motor is fixedly connected with a bidirectional threaded rod, one end of the bidirectional threaded rod is rotatably connected into a bearing fixed on the other side of the inner wall of the groove through a rotating shaft, the bidirectional threaded rod is in threaded connection with two threaded caps, and the tops of the two threaded caps are both fixedly connected with a limiting plate, and the opposite sides of the two limiting plates are fixedly connected with rubber pads.

As a further scheme of the utility model: the water tank is characterized in that a controller is arranged on one side of the water tank, the water tank is made of transparent materials, and the limiting plate and the rubber pad are both in hollow design.

As a further scheme of the utility model: the water tank is characterized in that the bottom of the inner wall of the water tank is designed in an inclined mode, one side of the water tank is communicated with a water drainage pipe, and a valve is arranged on the water drainage pipe.

As a further scheme of the utility model: the bottom of the inner wall of the water tank is fixedly connected with two bearing strips, and the tops of the two bearing strips are mutually leveled.

As a further scheme of the utility model: two chutes are formed in the bottom of the inner wall of the hollow frame, two sliding blocks are connected in the chutes in a sliding mode and are a group, and the two sliding blocks are fixedly connected to the bottoms of the two limiting plates respectively.

As a further scheme of the utility model: the controller is respectively electrically connected with the first camera, the second camera, the electric push rod and the motor through wires.

Compared with the prior art, the utility model has the beneficial effects that:

1. this vacuum pump gas tightness inspection device through the setting of first camera and second camera, can shoot the vacuum pump when the vacuum pump detects the gas tightness, if the vacuum pump produces gas leakage, then can be quick find the gas leakage position, through the setting of basin, electric putter and fretwork frame, adopts the mode that detects under water, can improve the result to vacuum pump gas tightness detection, also easily finds out the gas leakage position of vacuum pump simultaneously.

2. This vacuum pump gas tightness inspection device through the combined action of motor, two-way threaded rod, screw cap and limiting plate, conveniently plays the fixed action to the position of vacuum pump, through the setting of accepting the strip, can carry out the bearing to the bottom of fretwork frame, prevents simultaneously because the refraction effect of water, leads to fretwork frame striking in the bottom of basin.

3. This vacuum pump gas tightness inspection device through the setting of rubber pad, when fixed the vacuum pump, plays the guard action, through the setting of drain pipe and valve, conveniently discharges the water in the basin, through the setting of spout and slider, can play the guide effect to the removal of limiting plate.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic structural diagram of a front view cross section of the present invention;

FIG. 3 is a schematic side view of the present invention;

in the figure: 1. a water tank; 2. a controller; 3. a drain pipe; 4. a valve; 5. a first camera; 6. carrying out strip bearing; 7. a support pillar; 8. a top plate; 9. a second camera; 10. an electric push rod; 11. hollowing out the frame; 12. a groove; 13. a motor; 14. a bidirectional threaded rod; 15. a threaded cap; 16. a limiting plate; 17. a rubber pad; 18. a chute; 19. a slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: a vacuum pump airtightness inspection device comprises a water tank 1, wherein four sides of the inner wall of the water tank 1 are fixedly connected with first cameras 5, four corners of the top of the water tank 1 are fixedly connected with support columns 7, the tops of the four support columns 7 are fixedly connected with a top plate 8, the bottom center of the top plate 8 is fixedly connected with a second camera 9, when the vacuum pump detects airtightness, the vacuum pump can be shot, if the vacuum pump leaks air, the air leakage position can be quickly found, the bottom of the top plate 8 is fixedly connected with a group of electric push rods 10, the bottom of the group of electric push rods 10 is fixedly connected with a hollowed-out frame 11, through the arrangement of the water tank 1, the electric push rods 10 and the hollowed-out frame 11, an underwater detection mode is adopted, the vacuum pump airtightness detection result can be improved, and the air leakage position of the vacuum pump is easy to find out, recess 12 has been seted up to the inner wall bottom of fretwork frame 11, inner wall one side fixedly connected with motor 13 of recess 12, the output shaft fixedly connected with two-way threaded rod 14 of motor 13, the one end of two-way threaded rod 14 is rotated through the pivot and is connected in the fixed bearing of recess 12 inner wall opposite side, threaded connection has two screw caps 15 on the two-way threaded rod 14, the equal fixedly connected with limiting plate 16 in top of two screw caps 15, through motor 13, two-way threaded rod 14, screw cap 15 and limiting plate 16's combined action, conveniently play the fixed action to the position of vacuum pump, the equal fixedly connected with rubber pad 17 of opposite side of two limiting plates 16, setting through rubber pad 17, when fixed to the vacuum pump, play the guard action.

Specifically, as shown in the figure: one side of basin 1 is provided with controller 2, controller 2 can be for the conventional known equipment of computer etc. play control, basin 1 is made by transparent type material, limiting plate 16 and rubber pad 17 are the fretwork design, the inner wall bottom of basin 1 is the tilting design, one side intercommunication of basin 1 has drain pipe 3, be provided with valve 4 on the drain pipe 3, setting through drain pipe 3 and valve 4, conveniently discharge the water in the basin 1, strip 6 is accepted to two of basin 1's inner wall bottom fixedly connected with, two tops of accepting strip 6 keep level each other, through the setting of accepting strip 6, can carry out the bearing to the bottom of fretwork frame 11, prevent simultaneously because the refraction effect of water, lead to fretwork frame 11 striking in the bottom of basin 1.

Specifically, as shown in the figure: two chutes 18 have been seted up to the inner wall bottom of fretwork frame 11, equal sliding connection has two sliders 19 in two chutes 18, and two sliders 19 are a set of, and two sets of sliders 19 are fixed connection respectively in the bottom of two limiting plates 16, through the setting of chute 18 and slider 19, can play the guide effect to the removal of limiting plate 16, and controller 2 passes through the wire respectively with first camera 5, second camera 9, electric putter 10 and motor 13 electric connection.

The working principle of the utility model is as follows:

s1, when the device is used, the device is communicated with an external power supply, water is introduced into the water tank 1, the vacuum pump is placed on the hollow frame 11 and located between the two limiting plates 16, the motor 13 is enabled to work through the controller 2, the output shaft of the motor 13 drives the two-way threaded rod 14 to rotate, the two-way threaded rod 14 rotates, the two threaded caps 15 move on the two-way threaded rod 14 in the direction of approaching each other, and when the rubber pads 17 on one sides of the two limiting plates 16 are tightly lapped with the two sides of the vacuum pump, fixing is completed;

s2, after the fixing is finished, installing hoses on the air inlet end and the air outlet end of the vacuum pump (the hoses are the prior art and are not described herein), enabling one ends of the two hoses to be located on the outer side of the device, enabling the electric push rod 10 to extend out, pushing the hollow frame 11 to fall down, enabling the hollow frame 11 to drive the vacuum pump to enter water, and stopping the extension of the electric push rod 10 when the bottom of the hollow frame 11 is overlapped with the carrying strip 6;

s3, make first camera 5 and second camera 9 begin work through controller 2, vacuum pump work simultaneously, if the surface of water does not have the bubble to produce, it is better to indicate the vacuum pump gas tightness, do not produce gas leakage, if the surface of water produces the bubble, it is relatively poor to mark the vacuum pump gas tightness, there is the condition of gas leakage to take place, and simultaneously, first camera 5 and second camera 9 shoot the process that the vacuum pump detected, after detecting, through the picture of observing first camera 5 and second camera 9 shooting, find out the position of vacuum pump gas leakage, be convenient for follow-up maintain the vacuum pump gas leakage position.

Although embodiments of the present invention have been shown and described above, it should be understood that the above embodiments are illustrative and not restrictive, and that those skilled in the art may make changes, modifications, substitutions and alterations to the above embodiments without departing from the scope of the present invention.

Claims

1. A vacuum pump airtightness inspection device includes a water tank (1), and is characterized in that: the four sides of the inner wall of the water tank (1) are fixedly connected with first cameras (5), four corners of the top of the water tank (1) are fixedly connected with support columns (7), the tops of the four support columns (7) are fixedly connected with a top plate (8), the center of the bottom of the top plate (8) is fixedly connected with a second camera (9), the bottom of the top plate (8) is fixedly connected with a group of electric push rods (10), the bottom of the group of electric push rods (10) is fixedly connected with a hollow frame (11), the bottom of the inner wall of the hollow frame (11) is provided with a groove (12), one side of the inner wall of the groove (12) is fixedly connected with a motor (13), an output shaft of the motor (13) is fixedly connected with a bidirectional threaded rod (14), one end of the bidirectional threaded rod (14) is rotatably connected in a bearing fixed on the other side of the inner wall of the groove (12) through a rotating shaft, two threaded caps (15) are in threaded connection with the bidirectional threaded rod (14), two limiting plates (16) are fixedly connected to the tops of the threaded caps (15), and rubber pads (17) are fixedly connected to the opposite sides of the two limiting plates (16).

2. The vacuum pump airtightness inspection apparatus according to claim 1, wherein: one side of basin (1) is provided with controller (2), basin (1) is made by transparent type material, limiting plate (16) and rubber pad (17) are the fretwork design.

3. The vacuum pump airtightness inspection apparatus according to claim 1, wherein: the water tank is characterized in that the bottom of the inner wall of the water tank (1) is designed in an inclined mode, one side of the water tank (1) is communicated with a water drainage pipe (3), and a valve (4) is arranged on the water drainage pipe (3).

4. The vacuum pump airtightness inspection apparatus according to claim 1, wherein: the bottom of the inner wall of the water tank (1) is fixedly connected with two bearing strips (6), and the tops of the two bearing strips (6) are mutually leveled.

5. The vacuum pump airtightness inspection apparatus according to claim 1, wherein: two chutes (18) are arranged at the bottom of the inner wall of the hollow frame (11), two sliders (19) are arranged in the chutes (18) and are connected with each other in a sliding mode, the sliders (19) are a group and are two groups, and the sliders (19) are fixedly connected to the bottoms of the two limiting plates (16) respectively.

6. The vacuum pump airtightness inspection apparatus according to claim 2, wherein: the controller (2) is electrically connected with the first camera (5), the second camera (9), the electric push rod (10) and the motor (13) through wires respectively.