CN218239202U

CN218239202U - Air tightness detection device for vacuum equipment

Info

Publication number: CN218239202U
Application number: CN202222452475.7U
Authority: CN
Inventors: 喻涛; 何憬
Original assignee: Lanzhou Hangyu Vacuum Technology Co ltd
Current assignee: Lanzhou Hangyu Vacuum Technology Co ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-01-06
Anticipated expiration: 2032-09-16

Abstract

The utility model discloses an airtight detection device for vacuum apparatus relates to airtight detection device technical field, comprising a base plate, the top of bottom plate is fixed with the mounting bracket, the both ends of mounting bracket are fixed with the waterproof board, the top of bottom plate is fixed with the backup pad through the bracing piece, the vacuum pump has been placed at the backup pad top, one side of mounting bracket is fixed with first clamp plate through the pneumatic cylinder, first clamp plate is connected with the second clamp plate that is located the mounting bracket opposite side through slide mechanism, first clamp plate passes through slide mechanism drive second clamp plate synchronous motion and forms the extrusion to the vacuum pump, the inner wall top of mounting bracket is fixed with the air pump, the air pump passes through the connector connection on pipe and the vacuum pump. The utility model discloses can carry out stable extrusion fixedly to the vacuum pump through a driving piece, save manufacturing cost.

Description

Air tightness detection device for vacuum equipment

Technical Field

The utility model relates to an airtight detection device technical field especially relates to an airtight detection device for vacuum apparatus.

Background

In the assembling process of a vacuum pump in vacuum equipment, parts in a pump body and a pump cover are installed, and the air tightness of the vacuum pump needs to be detected after the pump body and the pump cover are installed.

Chinese patent No. CN 212779779U discloses a vacuum pump gas tightness check out test set, including detecting the pond, the bottom of detecting the pond is provided with the bottom plate, the upper end both sides of detecting the pond all are provided with the backup pad, the upper end of backup pad is provided with the diaphragm, the middle part of diaphragm is provided with the hydraulic tank, the lower extreme middle part of diaphragm is provided with the lift hydraulic stem, the bottom of lift hydraulic stem is provided with the clamp plate, the bottom of clamp plate all is provided with the briquetting, the one end that compresses tightly the corresponding vacuum pump body of hydraulic stem all is provided with the pressure strip, the top of pressure strip all is provided with a plurality of locating pieces, one side of backup pad is provided with the control box, the front end of control box is provided with control panel, one side of detecting the pond is provided with the outlet pipe, the one end that the control box was kept away from to the backup pad is provided with the air pump, the upper end of air pump is provided with the conveyer pipe, the top of conveyer pipe is provided with the connector with the vacuum pump body. The convenience degree and the detection efficiency of detection are improved, and the success rate of air tightness detection is improved.

However, the above-described fixing is driven by a plurality of hydraulic cylinders, which results in high manufacturing cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an air-tightness detection device for vacuum equipment. The advantages are that: can carry out stable extrusion fixed to the vacuum pump through a driving piece, save manufacturing cost.

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

the utility model provides an airtight detection device for vacuum apparatus, includes the bottom plate, the top of bottom plate is fixed with the mounting bracket, the both ends of mounting bracket are fixed with the waterproof board, the top of bottom plate is fixed with the backup pad through the bracing piece, the vacuum pump has been placed at the backup pad top, one side of mounting bracket is fixed with first clamp plate through the pneumatic cylinder, first clamp plate is connected with the second clamp plate that is located the mounting bracket opposite side through slide mechanism, first clamp plate passes through slide mechanism drive second clamp plate synchronous motion and forms the extrusion to the vacuum pump, the inner wall top of mounting bracket is fixed with the air pump, the air pump passes through the connector connection on pipe and the vacuum pump.

This practicality further sets up to: two the waterproof board forms frame structure with the mounting bracket, and the waterproof board is transparent material.

This practicality further sets up to: and a spring is fixed on the back surface of the second pressing plate, and the other end of the spring is fixed on the mounting frame.

This practicality further sets up to: the sliding mechanism comprises a movable plate which is arranged on the supporting rod in a sliding mode, fixing plates are fixed at two ends of two sides of the top of the movable plate, a limit groove which is inclined anticlockwise is formed in the fixing plates, and two protection pressing rods are fixed at opposite surfaces of a limit block which is embedded in the limit groove and the second pressing plate at two ends of the first pressing plate and the second pressing plate.

This practicality further sets up to: the outer wall of mounting bracket is fixed with the control box, be fixed with control panel on the control box.

This practicality further sets up to: limiting rods are fixed on two sides of the top of the bottom plate, and the movable plate is movably inserted on the limiting rods.

The utility model has the advantages that:

1. the utility model discloses, during the use, place the vacuum pump at the backup pad top, be close to the vacuum pump through the first clamp plate of control panel control pneumatic cylinder drive, first clamp plate passes through slide mechanism and drives the second clamp plate and realizes the linkage for the second clamp plate is close to the vacuum pump and extrudees, and first clamp plate and second clamp plate carry out stable extrusion fixed to the both sides of vacuum pump, with pipe intercommunication vacuum pump, fill water in the mounting bracket, start the air pump, whether there is the bubble to emit in the observation water, detect the gas tightness.

2. The utility model discloses, pneumatic cylinder work drives first clamp plate and is close to the vacuum pump, and the stopper slides in the spacing groove for the fixed plate drives the fly leaf and shifts up, and the second clamp plate is close to the vacuum pump simultaneously and extrudes, and it is fixed to carry out stable extrusion to the both sides of vacuum pump.

3. The utility model discloses, the top both sides of bottom plate are fixed with the gag lever post, and the fly leaf activity is pegged graft on the gag lever post, utilizes to add the gag lever post of establishing, can make the fly leaf remove more stably.

Drawings

Fig. 1 is a schematic perspective view of an air-tightness detecting device for vacuum equipment according to the present invention;

fig. 2 is a schematic diagram of an internal three-dimensional structure of an air-tightness detecting device for vacuum equipment according to the present invention;

fig. 3 is a schematic view of a first partial three-dimensional structure of an air-tightness detecting device for vacuum equipment according to the present invention;

fig. 4 is a schematic diagram of a second partial three-dimensional structure of the air-tightness detecting device for vacuum equipment according to the present invention.

In the figure: 1. a mounting frame; 2. a waterproof sheet; 3. a vacuum pump; 4. a movable plate; 5. a limiting rod; 6. a support plate; 7. a hydraulic cylinder; 8. a first platen; 9. a second platen; 10. a spring; 11. a fixing plate; 12. a limiting block; 13. a limiting groove; 14. a protective compression bar; 15. a control box; 16. an air pump; 17. a base plate.

Detailed Description

The technical solution of the present patent will be further described in 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 drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of 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. 1-4, an airtight detection device for vacuum apparatus, including bottom plate 17, the top of bottom plate 17 is fixed with mounting bracket 1, the both ends of mounting bracket 1 are fixed with waterproof board 2, the top of bottom plate 17 is fixed with backup pad 6 through the bracing piece, vacuum pump 3 has been placed at 6 tops of backup pad, one side of mounting bracket 1 is fixed with first clamp plate 8 through pneumatic cylinder 7, first clamp plate 8 is connected with the second clamp plate 9 that is located mounting bracket 1 opposite side through slide mechanism, first clamp plate 8 forms the extrusion through slide mechanism drive second clamp plate 9 synchronous motion to vacuum pump 3, the inner wall top of mounting bracket 1 is fixed with air pump 16, air pump 16 passes through the connector connection on pipe and the vacuum pump 3.

Specifically, two waterproof boards 2 and mounting bracket 1 form a frame structure, and waterproof board 2 is transparent material, can play tight waterproof effect through waterproof board 2, is convenient for see through waterproof board 2 simultaneously and observes whether there is the bubble in the aquatic.

Specifically, the spring 10 is fixed on the back of the second pressing plate 9, the other end of the spring 10 is fixed on the mounting frame 1, and the spring 10 is connected with the second pressing plate 9, so that the second pressing plate 9 can move and tends to the initial position under the action of the spring 10.

Specifically, slide mechanism sets up fly leaf 4 on the bracing piece including sliding, the both ends of the top both sides of fly leaf 4 all are fixed with fixed plate 11, set up the spacing groove 13 of slope on the fixed plate 11, the both ends of first clamp plate 8 and second clamp plate 9 all are fixed with the stopper 12 of gomphosis in spacing groove 13, pneumatic cylinder 7 works, it is close to vacuum pump 3 to drive first clamp plate 8, stopper 12 slides in spacing groove 13, make fixed plate 11 drive fly leaf 4 move up, second clamp plate 9 is close to vacuum pump 3 and extrudes simultaneously, it is fixed to carry out stable extrusion to the both sides of vacuum pump 3.

Specifically, the opposite surfaces of the first pressing plate 8 and the second pressing plate 9 are both fixed with two protection pressing rods 14, and the protection pressing rods 14 are directly contacted with the outer wall of the vacuum pump 3, so that the vacuum pump 3 can be better extruded, and a protection fixing effect is achieved.

Specifically, the outer wall of mounting bracket 1 is fixed with control box 15, is fixed with control panel on the control box 15, is convenient for control whole equipment through control panel, convenient operation.

Specifically, the top both sides of bottom plate 17 are fixed with gag lever post 5, and fly leaf 4 activity is pegged graft on gag lever post 5, utilizes to add the gag lever post 5 of establishing, can make fly leaf 4 remove more stably.

The working principle is as follows: during the use, place vacuum pump 3 at 6 tops in the backup pad, it is close to vacuum pump 3 to drive first clamp plate 8 through control panel control pneumatic cylinder 7, first clamp plate 8 drives second clamp plate 9 through slide mechanism and realizes the linkage, make second clamp plate 9 be close to vacuum pump 3 and extrude, first clamp plate 8 and second clamp plate 9 carry out stable extrusion fixed to vacuum pump 3's both sides, with pipe intercommunication vacuum pump 3, fill water in mounting bracket 1, start air pump 16, whether there is the bubble to emit in the observation water, detect the gas tightness.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an airtight detection device for vacuum apparatus, its characterized in that, includes bottom plate (17), the top of bottom plate (17) is fixed with mounting bracket (1), the both ends of mounting bracket (1) are fixed with waterproof board (2), the top of bottom plate (17) is fixed with backup pad (6) through the bracing piece, vacuum pump (3) have been placed at backup pad (6) top, one side of mounting bracket (1) is fixed with first clamp plate (8) through pneumatic cylinder (7), first clamp plate (8) are connected with second clamp plate (9) that are located mounting bracket (1) opposite side through slide mechanism, first clamp plate (8) form the extrusion to vacuum pump (3) through slide mechanism drive second clamp plate (9) synchronous motion, the inner wall top of mounting bracket (1) is fixed with air pump (16), air pump (16) are through the connector connection on pipe and vacuum pump (3).

2. The air tightness detecting device for vacuum equipment as claimed in claim 1, wherein the two waterproof boards (2) and the mounting rack (1) form a frame structure, and the waterproof boards (2) are made of transparent materials.

3. The air tightness detecting device for vacuum equipment according to claim 1, characterized in that a spring (10) is fixed on the back of the second pressing plate (9), and the other end of the spring (10) is fixed on the mounting rack (1).

4. The air tightness detection device for the vacuum equipment as claimed in claim 1, wherein the sliding mechanism comprises a movable plate (4) slidably disposed on the support rod, fixed plates (11) are fixed to two ends of two sides of the top of the movable plate (4), a counterclockwise inclined limit groove (13) is formed in each fixed plate (11), and limit blocks (12) embedded in the limit grooves (13) are fixed to two ends of the first pressure plate (8) and the second pressure plate (9).

5. The air-tightness detecting device for vacuum equipment as claimed in claim 1, wherein two guard struts (14) are fixed to the opposite surfaces of the first pressure plate (8) and the second pressure plate (9).

6. The air tightness detecting device for the vacuum equipment as claimed in claim 1, wherein a control box (15) is fixed on the outer wall of the mounting rack (1), and a control panel is fixed on the control box (15).

7. The air tightness detection device for the vacuum equipment as claimed in claim 4, wherein a limit rod (5) is fixed on both sides of the top of the bottom plate (17), and the movable plate (4) is movably inserted on the limit rod (5).