CN218349703U

CN218349703U - Leakage detector convenient to installation

Info

Publication number: CN218349703U
Application number: CN202121860687.8U
Authority: CN
Inventors: 蒋李彦
Original assignee: Shanghai Zhiwan Biotechnology Co ltd
Current assignee: Shanghai Zhiwan Biotechnology Co ltd
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2023-01-20
Anticipated expiration: 2031-08-10

Abstract

The utility model discloses a weeping detector convenient to installation, which relates to the technical field of lithium batteries and comprises a supporting frame, wherein a vacuum pump and a detection cylinder communicated with the vacuum pump are installed on the supporting frame, a potassium permanganate solution is installed in the detection cylinder, a connecting pipe is installed on the supporting frame, one end of the connecting pipe is connected with the vacuum pump through a conveying assembly, a movable pipe is installed at the other end of the connecting pipe, the movable pipe is connected with the connecting pipe through a clamping mechanism, a translation mechanism for driving the movable pipe to move relative to the connecting pipe is arranged on the supporting frame, and a sealing mechanism is installed at one end of the movable pipe, which is far away from the connecting pipe; the utility model discloses a sealing mechanism who sets up can carry out nimble convenient dismantlement and installation with the movable tube, and the convenience is to taking of the lithium cell that is detected, and the translation mechanism of setting can drive the movable tube and remove, realizes the stable butt joint with the connecting pipe, has guaranteed good leakproofness in the testing process, suggestion detection effect.

Description

Leakage detector convenient to installation

Technical Field

The utility model relates to a lithium battery technology field specifically is a weeping detector convenient to installation.

Background

A lithium battery is a type of battery using a nonaqueous electrolyte solution, using lithium metal or a lithium alloy as a positive/negative electrode material. Because the chemical characteristics of lithium metal are very active, the requirements on the environment for processing, storing and using the lithium metal are very high, and the lithium battery becomes the mainstream along with the development of science and technology.

The patent with the publication number of CN 211234857U discloses a power battery leakage detection device, which comprises a bedplate, wherein two sides of the bottom of the bedplate are fixedly connected with supporting legs, the top of the bedplate is fixedly connected with a cover box, the top end of the interior of the cover box is provided with a first groove, a first sealing ring is arranged in the first groove, one side of the cover box is provided with a vacuum pump, one end of the vacuum pump is provided with an input pipe, the input pipe is communicated with the cover box, the other end of the vacuum pump is provided with an output pipe, one side of the output pipe is provided with a test tube, the bottom of the bedplate is provided with a box body, and the top end of the interior of the box body is fixedly connected with a baffle plate; although the device can be used for detecting whether the battery leaks or not, the installation and the operation in the using process are not convenient enough.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a weeping detector convenient to installation is in order to solve the problem that proposes in the above-mentioned background art.

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

the utility model provides a weeping detector convenient to installation, includes the support frame, installs the detection section of thick bamboo of vacuum pump and intercommunication with it on the support frame, is equipped with potassium permanganate solution in the detection section of thick bamboo, installs the connecting pipe on the support frame, and conveying assembly and vacuum pump connection are passed through to connecting pipe one end, the expansion pipe is installed to the connecting pipe other end, is connected through latch mechanism between expansion pipe and the connecting pipe, be equipped with the translation mechanism that is used for the relative connecting pipe of drive expansion pipe to remove on the support frame, the one end that the connecting pipe was kept away from to the expansion pipe is installed sealing mechanism.

As an improved scheme of the utility model: the conveying assembly comprises a taper pipe communicated with the connecting pipe, a gradual change pipe is installed at one end, far away from the connecting pipe, of the taper pipe, and the gradual change pipe is connected with the inlet end of the vacuum pump through a pipeline.

As an improved scheme of the utility model: the clamping mechanism comprises a rotating handle, the rotating handle is rotatably installed on the outer wall of the movable pipe through a supporting seat, a connecting spring is installed between the rotating handle and the movable pipe, a wedge block is installed at the end part of the rotating handle, a guide groove opposite to the wedge block is formed in the side wall of the connecting pipe, and a clamping groove communicated with the guide groove is formed in the connecting pipe.

As an improved scheme of the utility model: and a sealing ring I is arranged on the end surface of the movable pipe facing the connecting pipe.

As an improved scheme of the utility model: translation mechanism wears to be equipped with the threaded rod including fixing the screw thread cover block on the movable tube, threaded connection on the screw thread cover block, and the crank is installed to the screw thread rod tip, be fixed with on the screw thread cover block with support frame sliding connection's guide block.

As an improved scheme of the utility model: sealing mechanism includes the screw thread post, and screw thread post threaded connection installs the one end of keeping away from the connecting pipe at the movable tube, be fixed with the apron on the screw thread post, sealing washer II relative with the apron is installed to the movable tube tip, install on the apron and twist the piece, be equipped with the carrier block in the movable tube.

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

1. the utility model discloses a sealing mechanism who sets up can carry out nimble convenient dismantlement and installation with the movable tube, and the convenience is to taking of the lithium cell that is detected, and the translation mechanism of setting can drive the movable tube and remove, realizes the stable butt joint with the connecting pipe, has guaranteed good leakproofness in the testing process, suggestion detection effect.

2. The utility model discloses a latch mechanism who sets up can carry out joint locking to the two when connecting pipe and activity pipe butt joint, guarantees that sealing washer I is compressed tightly by connecting pipe and activity pipe and realizes fine sealed effect, also conveniently carries out the dismouting of connecting pipe and activity pipe simultaneously and in time clears up the maintenance.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a schematic view of the local explosion structure of the present invention;

fig. 4 is an enlarged schematic view of a portion B in fig. 3.

In the figure: 1-support frame, 2-vacuum pump, 3-detection cylinder, 4-gradual change pipe, 5-taper pipe, 6-connecting pipe, 7-movable pipe, 8-cover plate, 9-threaded rod, 10-crank handle, 11-clamping groove, 12-sealing ring I, 13-sealing ring II, 14-bearing block, 15-threaded column, 16-threaded column, 17-twisting block, 18-rotating handle, 19-guide block, 20-threaded sleeve block, 21-support seat, 22-wedge block and 23-guide groove.

Detailed Description

The technical scheme of the patent is further explained in detail by combining the specific embodiments as follows:

example 1

Referring to fig. 1-4, a leakage detector convenient to install includes a support frame 1, a vacuum pump 2 and a detection cylinder 3 communicated therewith are installed on the support frame 1, a potassium permanganate solution is installed in the detection cylinder 3, a connection pipe 6 is installed on the support frame 1, one end of the connection pipe 6 is connected with the vacuum pump 2 through a conveying assembly, a movable pipe 7 is installed at the other end of the connection pipe 6, the movable pipe 7 is connected with the connection pipe 6 through a clamping mechanism, a translation mechanism for driving the movable pipe 7 to move relative to the connection pipe 6 is arranged on the support frame 1, and a sealing mechanism is installed at one end of the movable pipe 7 far away from the connection pipe 6. Conveying assembly includes the taper pipe 5 with the 6 intercommunications of connecting pipe, and taper pipe 5 keeps away from the one end of connecting pipe 6 and installs gradual change pipe 4, and gradual change pipe 4 passes through the pipeline and is connected with vacuum pump 2 entrance points.

This device is when carrying out the weeping of lithium cell and detecting, arranges the lithium cell in the movable tube 7 inside, if the lithium cell weeping, the ethylene gas of its production enters into inside detecting cylinder 3 through vacuum pump 2's transport, wherein detects cylinder 3 and be the transparent glass material, and ethylene makes the potassium permanganate solution in detecting cylinder 3 fade and can know the lithium cell weeping.

The clamping mechanism of the device comprises a rotating handle 18, wherein the rotating handle 18 is rotatably arranged on the outer wall of the movable pipe 7 through a supporting seat 21, a connecting spring 16 is arranged between the rotating handle 18 and the movable pipe 7, a wedge block 22 is arranged at the end part of the rotating handle 18, a guide groove 23 opposite to the wedge block 22 is formed in the side wall of the connecting pipe 6, and a clamping groove 11 communicated with the guide groove 23 is formed in the connecting pipe 6. The end surface of the movable pipe 7 facing the connecting pipe 6 is provided with a sealing ring I12.

Through removing movable tube 7 towards connecting pipe 6, realize that movable tube 7 and connecting pipe 6 extrude sealing washer I12 jointly, the sealing connection of realization guarantees if the ethylene that the lithium cell weeping produced can fully carry to detecting section of thick bamboo 3 in, effectively guaranteed the detection accuracy.

At the in-process of activity pipe 7 and the butt joint of connecting pipe 6, voussoir 22 slides along guide slot 23 earlier, when voussoir 22 corresponds with draw-in groove 11, support the pushing away effect to turning handle 18 under coupling spring 16's elastic action, realize voussoir 22 joint inside draw-in groove 11, realize the back locking effect of connecting activity pipe 7 and connecting pipe 6, in addition, press turning handle 18 one end and enable its rotation, realize the perk of voussoir 22, separation can be realized to activity pipe 7 and connecting pipe 6 this moment, the dismantlement and the installation of activity pipe 7 and connecting pipe 6 have been made things convenient for greatly.

Example 2

On embodiment 1's basis, in addition, translation mechanism is including fixing the screw sleeve piece 20 on movable tube 7, and threaded rod 9 is worn to be equipped with by threaded connection on the screw sleeve piece 20, and crank 10 is installed to the threaded rod 9 tip, is fixed with on the screw sleeve piece 20 with support frame 1 sliding connection's guide block 19.

Can drive threaded rod 9 rotatory through twisting handle 10 soon, threaded rod 9 drive thread sleeve piece 20 slides relative support frame 1, and wherein guide block 19 slides along with thread sleeve piece 20 and carries out the guide effect for movable tube 7 can be connected with the more accurate relative realization of connecting pipe 6, and the installation is simple and convenient.

And sealing mechanism includes threaded column 15, and threaded column 15 threaded connection installs the one end of keeping away from connecting pipe 6 at movable tube 7, is fixed with apron 8 on the threaded

column

15, and 7 tip of movable tube are installed and are lapped 8 relative sealing washer II13, install on the apron 8 and twist piece 17, are equipped with bearing block 14 in the movable tube 7.

When carrying out the weeping of lithium cell and detecting, the lithium cell was arranged in on carrier block 14, revolves soon afterwards to twist piece 17 and drives apron 8 and rotate, and apron 8 drives screw post 15 and rotates, and screw post 15 and movable tube 7 threaded connection, screw post 15 enter into movable tube 7 inside this moment, finally realize apron 8 and compress tightly sealing washer II13, realize effectively having guaranteed the degree of accuracy that the weeping detected to movable tube 7's sealed effect.

To sum up, the utility model discloses a sealing mechanism who sets up can carry out nimble convenient dismantlement and installation with movable tube 7, and the convenience is to taking of the lithium cell that is detected, and the translation mechanism who sets up can drive movable tube 7 and remove, realizes and the stable butt joint of connecting pipe 6, has guaranteed good leakproofness in the testing process, suggestion detection effect. The utility model discloses a latch mechanism that sets up can carry out joint locking to the two when connecting pipe 6 and activity pipe 7 dock, guarantees that sealing washer I12 is compressed tightly by connecting pipe 6 and activity pipe 7 and realizes fine sealed effect, also conveniently carries out the dismouting of connecting pipe 6 and activity pipe 7 simultaneously and in time clears up the maintenance.

It should be noted that, although the present specification describes embodiments, each embodiment does not include only a single technical solution, and such description of the specification is only for clarity, and those skilled in the art should take the specification as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art, and the above embodiments only express the preferred embodiments of the technical solutions, and the description thereof is more specific and detailed, but not construed as limiting the scope of the claims of the technical solutions. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations, modifications and substitutions can be made, which all fall within the scope of the present invention. The protection scope of this technical solution patent should be subject to the appended claims.

Claims

1. The utility model provides a weeping detector convenient to installation, includes support frame (1), installs vacuum pump (2) on support frame (1) and a detection section of thick bamboo (3) of intercommunication with it, is equipped with potassium permanganate solution in detection section of thick bamboo (3), a serial communication port, install connecting pipe (6) on support frame (1), connecting pipe (6) one end is passed through conveying component and is connected with vacuum pump (2), loose tube (7) are installed to the connecting pipe (6) other end, are connected through clamping mechanism between loose tube (7) and connecting pipe (6), be equipped with the translation mechanism that is used for driving the relative connecting pipe (6) of loose tube (7) and removes on support frame (1), sealing mechanism is installed to the one end that connecting pipe (6) were kept away from in loose tube (7).

2. An easy-to-install leakage detector according to claim 1, wherein the conveying assembly comprises a taper pipe (5) communicated with the connecting pipe (6), a gradual change pipe (4) is installed at one end of the taper pipe (5) far away from the connecting pipe (6), and the gradual change pipe (4) is connected with the inlet end of the vacuum pump (2) through a pipeline.

3. The leakage detector convenient to install according to claim 2, wherein the clamping mechanism comprises a rotating handle (18), the rotating handle (18) is rotatably installed on the outer wall of the movable pipe (7) through a supporting seat (21), a connecting spring (16) is installed between the rotating handle (18) and the movable pipe (7), a wedge block (22) is installed at the end of the rotating handle (18), a guide groove (23) opposite to the wedge block (22) is formed in the side wall of the connecting pipe (6), and a clamping groove (11) communicated with the guide groove (23) is formed in the connecting pipe (6).

4. An easy-to-install leak detector according to claim 3, characterized in that the end surface of the movable tube (7) facing the connecting tube (6) is fitted with a sealing ring I (12).

5. The leakage detector convenient to install according to claim 1, wherein the translation mechanism comprises a threaded sleeve block (20) fixed on the movable tube (7), a threaded rod (9) is arranged on the threaded sleeve block (20) in a penetrating mode in a threaded connection mode, a hand crank (10) is installed at the end portion of the threaded rod (9), and a guide block (19) in sliding connection with the support frame (1) is fixed on the threaded sleeve block (20).

6. The easy-to-install leakage detector according to claim 1, wherein the sealing mechanism comprises a threaded column (15), the threaded column (15) is installed at one end of the movable pipe (7) far away from the connecting pipe (6) in a threaded connection mode, a cover plate (8) is fixed on the threaded column (15), a sealing ring II (13) opposite to the cover plate (8) is installed at the end portion of the movable pipe (7), a screwing block (17) is installed on the cover plate (8), and a bearing block (14) is arranged in the movable pipe (7).