CN219956804U

CN219956804U - Tightness testing device

Info

Publication number: CN219956804U
Application number: CN202321581602.1U
Authority: CN
Inventors: 牛小娥; 李雪梅
Original assignee: Jinan Zhonghai Pharmaceutical Technology Co ltd
Current assignee: Jinan Zhonghai Pharmaceutical Technology Co ltd
Priority date: 2023-06-20
Filing date: 2023-06-20
Publication date: 2023-11-03
Anticipated expiration: 2033-06-20

Abstract

The utility model discloses a tightness testing device which comprises a base, wherein a tightness tester is arranged at the upper end of the base, a protection plate is arranged at the upper end of the tightness tester, a support plate is arranged at the upper end of the protection plate, a positioning plate is arranged at the upper end of the support plate, a sealing barrel is arranged at the upper end of the positioning plate, a disc is arranged in the sealing barrel, a plurality of mounting grooves are formed in the middle of the disc, the inner walls of the mounting grooves are fixedly connected with a fixing plate, the side walls of the fixing plate are respectively and rotatably connected with a threaded rod, thread blocks are respectively and spirally connected with the outer parts of the threaded rods, push rods are respectively arranged at the two sides of the thread blocks, and one ends of the push rods respectively extend to the outside through the middle of the fixing plate and are respectively provided with a movable plate. According to the utility model, the sealing barrel can be arranged above the tester through the structure, the occupied space of the sealing barrel is reduced, and workpieces with different shapes can be clamped and fixed under the pushing of the push rod by using the arc clamping plate.

Description

Tightness testing device

Technical Field

The utility model relates to the technical field of sealing test, in particular to a sealing performance testing device.

Background

The sealing tester is also called an air tightness tester or a leakage tester, is mainly suitable for sealing tests of packaging bags, bottles, tubes, tanks, boxes and the like in the industries of foods, pharmacy, medical equipment, daily chemicals, automobiles, electronic components, stationery, consumer electronics and the like, and is used for installing the sealing element at the opening of a testing cavity at present when testing the tightness of the sealing element, and then charging air flow into the testing cavity through an air charging element to enable the air flow to form stable air pressure in the testing cavity and finally testing the pressure in the testing cavity, so that the sealing performance of the sealing element is judged according to whether the testing value changes.

However, since the air-filling member directly fills the air flow into the test chamber, the filled air flow has a certain velocity, which easily causes the air flow to impact the sealing member, thereby damaging the sealing member.

Disclosure of Invention

The utility model aims to solve the technical problem that when the tightness of a workpiece is detected, the workpiece is blown, and the sealing element of the workpiece is easily damaged in the blowing process, so that the quality of a product is affected.

In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides a leakproofness testing arrangement, the on-line screen storage device comprises a base, the sealed tester is installed to the base upper end, the protection shield is installed to sealed tester upper end, the backup pad is installed to the protection shield upper end, the locating plate is installed to the backup pad upper end, the sealed bucket is installed to the locating plate upper end, sealed bucket internally mounted has the disc, a plurality of mounting groove has been seted up at the disc middle part, a plurality of equal fixedly connected with fixed plate of mounting groove inner wall, a plurality of equal rotation of fixed plate lateral wall is connected with the threaded rod, a plurality of equal threaded connection of threaded rod has the screw thread piece, a plurality of the push rod is all installed to the screw thread piece both sides, a plurality of push rod one end all passes the fixed plate middle part and extends to outside and installs the fly leaf, a plurality of the round hole has been seted up at the disc middle part, a plurality of connecting rod one end all passes the round hole lateral wall and extends to outside and installs splint, utilizes protection shield, backup pad and locating plate to cooperate, installs the top at the tester to the sealed bucket, can save testing arrangement occupation space to utilize the screw thread piece to move with the screw thread piece and drive the threaded rod and carry out the cooperation with the screw thread piece and make the clamp plate to seal the inside the work piece.

Preferably, the backup pad upper surface is seted up flutedly, the inside intercommunication of recess has the through-hole, a plurality of inlet opening and with the mounting groove intercommunication have all been seted up to the disc both sides, utilize the through-hole to make the inside of water entering mounting groove, avoid the bubble that the water produced when entering the mounting groove when detecting to influence the test effect.

Preferably, a plurality of second bevel gears are arranged outside the threaded rods, a plurality of knobs are arranged at the upper ends of the discs, the side walls of the knobs penetrate through the side walls of the discs and extend to the inside of the mounting grooves, and first bevel gears are arranged in the side walls of the knobs, so that the threaded rods can move outside the threaded rods in the rotating process.

Preferably, a plurality of fly leaf lateral walls all with mounting groove inner wall sliding connection, a plurality of splint all are the arc setting.

Preferably, two dead levers are installed to the base upper end, sealed bucket externally mounted has fixed cover, the locating lever is all installed to fixed cover both sides, two the locating lever other end respectively with two dead lever lateral wall fixed connection, utilize the locating lever to cooperate with the locating cover to support sealed bucket, make sealed bucket keep stable, avoid taking place the slope.

Preferably, the sealing cover is arranged at the upper end of the sealing barrel, the upper end of the sealing cover is communicated with the vacuum interface, one end of the vacuum interface is communicated with the connecting pipe, the other end of the connecting pipe is communicated with the sealing tester, and the sealing tester is used for vacuumizing the sealing barrel.

Preferably, a display screen is mounted on the side wall of the sealing tester, and a start button and a stop button are mounted on the side wall of the display screen respectively.

The beneficial effects of the utility model are as follows:

1. according to the utility model, the threaded rod is matched with the threaded block, so that the push rod pushes the movable plate to move, the clamping plate clamps the workpiece, the workpiece is in an arc shape, so that the workpieces with different shapes are conveniently clamped, the workpiece is kept stable, and the protection plate, the support plate and the positioning plate are matched, so that the sealing barrel is arranged above the tester, and the space occupied by the sealing barrel can be saved;

2. according to the utility model, water is added into the sealing barrel, then the workpiece is placed in the sealing barrel, and the sealing barrel is vacuumized by using the sealing tester, so that whether the workpiece generates bubbles in the water or not is observed, the tightness of the workpiece is detected, the tightness of the workpiece is not influenced by vacuuming the sealing barrel, and the workpiece can be protected.

Drawings

FIG. 1 is a perspective view of a tightness testing device according to the present utility model;

FIG. 2 is a front view of a tightness testing device according to the present utility model;

FIG. 3 is a schematic view of a disc structure of a tightness testing device according to the present utility model;

fig. 4 is a cross-sectional view of a disc of a tightness testing device according to the present utility model.

In the figure: 1. a base; 2. sealing the tester; 3. sealing the barrel; 4. sealing cover; 5. a vacuum interface; 6. a fixed rod; 7. a protective plate; 8. a support plate; 9. a positioning plate; 10. a positioning rod; 11. a start button; 12. a stop button; 13. a display screen; 14. a disc; 15. a mounting groove; 16. a clamping plate; 17. a round hole; 18. a connecting pipe; 19. a fixed sleeve; 20. a knob; 21. a first bevel gear; 22. a second bevel gear; 23. a threaded rod; 24. a push rod; 25. a fixing plate; 26. a movable plate; 27. and (5) connecting a rod.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

Referring to fig. 1-4, a tightness testing device comprises a base 1, a sealing tester 2 is installed at the upper end of the base 1, a protection plate 7 is installed at the upper end of the sealing tester 2, the side wall of the protection plate 7 is fixedly connected with the side wall of a fixed rod 6, the upper end of the sealing tester 2 is arranged at intervals with the upper end of the protection plate 7, a supporting plate 8 is installed at the upper end of the protection plate 7, a positioning plate 9 is installed at the upper end of the supporting plate 8, a sealing barrel 3 is installed at the upper end of the positioning plate 9, scale marks are arranged on the inner wall of the sealing barrel 3, water does not exceed, a disc 14 is installed in the sealing barrel 3 and is used for placing a workpiece, a plurality of mounting grooves 15 are formed in the middle of the disc 14, a fixed plate 25 is fixedly connected to the inner wall of the plurality of mounting grooves 15, threaded rods 23 are all rotationally connected to the side walls of the plurality of the fixed plates 25, thread blocks are all screwed to the outer portions of the plurality of the threaded rods 23, push rods 24 are all installed on two sides of the plurality of the threaded blocks, one ends of the push rods 24 all extend to the outside through the middle portions of the fixed plates 25, a movable plate 26 are installed on the side walls of the plurality of the movable plate 26, round holes 17 are all installed, round holes 17 are formed in the side walls of the plurality of the movable plate 26, 17 are arranged at the middle portions, 17 are arranged, and are used for clamping workpieces, and 17 are arranged at the middle portions, and a plurality of one ends, and the connecting rods 17 are all extend through the side walls and are all arranged through the side walls and extend through the side walls and are respectively and are arranged.

As shown in fig. 2-3, the upper surface of the supporting plate 8 is provided with a groove, the inside of the groove is communicated with a through hole, both sides of the disc 14 are provided with a plurality of water inlets and are communicated with the mounting groove 15, the outside of the plurality of threaded rods 23 is provided with a second bevel gear 22, the first bevel gear 21 is meshed with the second bevel gear 22, the upper end of the disc 14 is provided with a plurality of knobs 20, the side walls of the plurality of knobs 20 penetrate through the side walls of the disc 14 and extend to the inside of the mounting groove 15 and are provided with the first bevel gear 21, the side walls of the plurality of movable plates 26 are in sliding connection with the inner wall of the mounting groove 15, the plurality of clamping plates 16 are in arc-shaped arrangement, the upper end of the base 1 is provided with two fixed rods 6, the outside of the sealing barrel 3 is provided with a fixed sleeve 19 for supporting the sealing barrel 3, both sides of the fixed sleeve 19 are provided with positioning rods 10, the other ends of the two positioning rods 10 are respectively fixedly connected with the side walls of the two fixed rods 6, the upper end of the sealing barrel 3 is provided with a sealing cover 4, the upper end of the sealing cover 4 is communicated with a vacuum interface 5, one end of the vacuum interface 5 is communicated with the side wall 18, the other end of the sealing interface 2 is communicated with the sealing tester 2, the side wall of the sealing tester 2 is provided with a display screen 13 is provided with a button 13, and the display screen 13 is provided with a button 13 is provided with a stop button 13.

When the utility model is used, the sealing cover 4 is opened, a workpiece is placed in the middle of the round hole 17, the knob 20 is used for driving the first bevel gear 21 and the second bevel gear 22 to rotate, the threaded block moves outside the threaded rod 23, the push rod 24 pushes the movable plate 26 to move under the cooperation of the fixed plate 25, the clamping plate 16 clamps the workpiece, the disc 14 is placed in the sealing barrel 3, the workpiece immersed in the sealing barrel 3 is closed, the sealing cover 4 is connected with the sealing tester 2 by the connecting pipe 18, the starting button 11 is opened, the vacuum chamber is vacuumized, the internal and external pressure difference is generated on the immersed sample, the internal and external gas overflow condition of the sample is observed, the sealing performance of the sample can be judged by vacuumizing the vacuum chamber, the internal and external pressure difference is generated on the immersed sample, the shape recovery condition and the liquid infiltration condition of the sample are observed after the sample is expanded and released, the sealing performance of the sample is judged, the data are observed by the display screen 13, and the tester is closed by the stopping button 12.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. The utility model provides a leakproofness testing arrangement, includes base (1), its characterized in that: the utility model discloses a sealing device for the automobile, including base (1), sealing tester (2), protection shield (7) are installed to base (1) upper end, backup pad (8) are installed to protection shield (7) upper end, locating plate (9) are installed to backup pad (8) upper end, sealed bucket (3) are installed to locating plate (9) upper end, sealed bucket (3) internally mounted has disc (14), a plurality of mounting groove (15) have been seted up at disc (14) middle part, a plurality of equal fixedly connected with fixed plate (25) of mounting groove (15) inner wall, a plurality of equal rotation of fixed plate (25) lateral wall is connected with threaded rod (23), a plurality of threaded rod (23) outside equal threaded connection has the screw thread piece, and a plurality of push rod (24) are all installed to the screw thread piece both sides, a plurality of push rod (24) one end all passes fixed plate (25) middle part extension to outside and installs fly leaf (26), a plurality of fly leaf (26) lateral wall all installs connecting rod (27), disc (14) middle part has been seted up a plurality of connecting rod (17) lateral wall (17) all extend to outside all the connecting rod (16).

2. A tightness testing device according to claim 1, wherein: the upper surface of the supporting plate (8) is provided with a groove, the inside of the groove is communicated with a through hole, and both sides of the disc (14) are provided with a plurality of water inlets which are communicated with the mounting groove (15).

3. A tightness testing device according to claim 1, wherein: a plurality of second bevel gears (22) are arranged outside the threaded rods (23), a plurality of knobs (20) are arranged at the upper end of the disc (14), and the side walls of the knobs (20) penetrate through the side walls of the disc (14) to extend into the mounting grooves (15) and are provided with first bevel gears (21).

4. A tightness testing device according to claim 1, wherein: the side walls of the movable plates (26) are slidably connected with the inner wall of the mounting groove (15), and the clamping plates (16) are arc-shaped.

5. A tightness testing device according to claim 1, wherein: two dead levers (6) are installed to base (1) upper end, sealed bucket (3) externally mounted has fixed cover (19), locating lever (10) are all installed to fixed cover (19) both sides, two locating lever (10) other end respectively with two dead lever (6) lateral wall fixed connection.

6. A tightness testing device according to claim 1, wherein: the sealing barrel is characterized in that the sealing cover (4) is arranged at the upper end of the sealing barrel (3), the upper end of the sealing cover (4) is communicated with the vacuum interface (5), one end of the vacuum interface (5) is communicated with the connecting pipe (18), and the other end of the connecting pipe (18) is communicated with the sealing tester (2).

7. A tightness testing device according to claim 1, wherein: the side wall of the sealing tester (2) is provided with a display screen (13), and the side wall of the display screen (13) is provided with a start button (11) and a stop button (12) respectively.