CN213985538U

CN213985538U - Protective equipment for lithium battery leakage test

Info

Publication number: CN213985538U
Application number: CN202120231263.9U
Authority: CN
Inventors: 刘礼军
Original assignee: Huizhou Henglixin Technology Co ltd
Current assignee: Huizhou Henglixin Technology Co ltd
Priority date: 2021-01-28
Filing date: 2021-01-28
Publication date: 2021-08-17
Anticipated expiration: 2031-01-28

Abstract

The utility model relates to a lithium battery test technical field, and a protective apparatus of lithium battery leakage test is disclosed, comprising a base plate, the last fixed surface of bottom plate installs the framework, the last fixed surface of bottom plate installs the test machine body, be equipped with the battery and bear the weight of the groove in the framework, and the bottom fixed mounting that the battery bears the weight of the groove has T type slider, T type spout has been seted up to the upper surface of bottom plate, and T type slider and T type spout sliding connection, the protection casing of matching has been cup jointed in the outside slip of framework, and install the leakage protection mechanism on the protection casing, the protection casing is close to and installs the sealing strip that matches on the inner wall of bottom, the inside last fixed surface of protection casing installs the montant, and the bottom of montant articulates there is the connecting rod. The utility model discloses the convenience absorbs and filtration treatment the gas that the lithium cell electrolyte volatilizees the production, avoids volatilizing the direct discharge of gas and causes harm to the human body to effectively guarantee lithium cell leak test's security.

Description

Protective equipment for lithium battery leakage test

Technical Field

The utility model relates to a lithium battery test technical field especially relates to a protective equipment of lithium battery leakage test.

Background

The lithium cell is after multichannel production processes, just becomes finished product battery, the security that the battery used is related to the quality of finished product battery, especially battery encapsulation is reliable, it is safe in utilization to have or not to leak the battery, in case leak can appear lithium cell electrolyte volatilize, moisture infiltration, swell, fire explosion etc. so every battery all will do the leakage test before dispatching from the factory, and current test equipment leads to the lithium cell after the detection because its outside lacks protective assembly, and the gas that leads to its inside production of detection cavity carries the gas that the lithium cell leaked directly to discharge easily, and then causes the influence to human health.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem in the above-mentioned background art, and the protective equipment of a lithium cell leak test who provides.

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

a protective device for a lithium battery leakage test comprises a bottom plate, wherein a frame body is fixedly arranged on the upper surface of the bottom plate, a test machine body is fixedly arranged on the upper surface of the bottom plate, a battery bearing groove is arranged in the frame body, a T-shaped sliding block is fixedly arranged at the bottom of the battery bearing groove, a T-shaped sliding groove is formed in the upper surface of the bottom plate and is in sliding connection with the T-shaped sliding groove, a matched protective cover is sleeved on the outer side of the frame body in a sliding mode, a leakage protection mechanism is arranged on the protective cover, a matched sealing strip is arranged on the inner wall, close to the bottom end, of the protective cover, a vertical rod is fixedly arranged on the upper surface inside the protective cover, the bottom end of the vertical rod is hinged to a connecting rod, the other end of the connecting rod is hinged to the outer side wall of the battery bearing groove, four, an electric cylinder is fixedly arranged at the center of the upper surface of the top plate, and a piston rod of the electric cylinder penetrates through the top plate, extends downwards and is fixedly connected with the top of the protective cover;

leakage protection mechanism includes the air exhauster of fixed mounting at the protection casing top, and the input of air exhauster and the fixed intercommunication of protection casing, the fixed intercommunication of output of air exhauster has the pipe, the top fixed mounting of protection casing has the processing case, and handles the incasement and be equipped with the absorption liquid, the one end that the air exhauster was kept away from to the pipe runs through the processing case lateral wall and extends to its inner chamber, the fixed intercommunication in top of processing the case has a play chimney, and the nozzle department of play chimney installs the filter screen that matches.

Preferably, equal symmetrical fixed mounting has the uide bushing with bracing piece assorted on the lateral wall back on the back of the body in both sides of protection casing, and the uide bushing cup joints the setting with the bracing piece that corresponds slides.

Preferably, the four corners of the bottom plate are provided with positioning holes.

Preferably, a ball groove is formed in one side, close to the bottom of the T-shaped sliding groove, of the T-shaped sliding block, matched balls are installed in the ball groove, and one end, far away from the bottom of the ball groove, of each ball penetrates through a notch of the corresponding ball groove and extends outwards, and is in rolling connection with the bottom of the T-shaped sliding groove.

Preferably, the protective cover and the treatment box are both made of transparent tempered glass.

Preferably, the top of the treatment box is fixedly communicated with a liquid inlet, and the top end of the liquid inlet is in threaded connection with a matched sealing cover.

Compared with the prior art, the utility model provides a protective equipment of lithium cell leak test possesses following beneficial effect:

the protective equipment for the lithium battery leakage test is characterized in that the protective equipment is provided with a frame body, a test machine body, a battery bearing groove, a T-shaped sliding block, a T-shaped sliding groove, a protective cover, a leakage protection mechanism, a vertical rod, a connecting rod and an electric cylinder, wherein a lithium battery to be tested is arranged in the battery bearing groove, the electric cylinder is started to drive the protective cover to move downwards, the vertical rod in the protective cover drives the hinged connecting rod, so that the battery bearing groove drives the T-shaped sliding block to stably slide along the T-shaped sliding groove, the battery bearing groove can conveniently and automatically slide into the test machine body for testing, meanwhile, the protective cover is in sliding butt joint with the frame body, the sealing strip on the inner wall of the bottom end of the protective cover can effectively ensure the butt joint tightness of the protective cover and the frame body, the gas generated by volatilization of the lithium battery electrolyte is conveniently absorbed and filtered through the leakage protection mechanism, so that harm to a human body caused by direct discharge of the volatilized gas is avoided, and the safety of a lithium battery leakage test is effectively guaranteed.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses the convenience is absorbed and filtration treatment to the gas that lithium cell electrolyte volatilizees the production, avoids volatilizing the gas direct discharge and causes harm to the human body to effectively guarantee lithium cell leak test's security.

Drawings

Fig. 1 is a schematic structural diagram of a protection device for a leakage test of a lithium battery according to the present invention;

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

fig. 3 is an enlarged view of a portion B in fig. 1.

In the figure: the device comprises a base plate 1, a frame 2, a tester body 3, a battery bearing groove 4, a sliding block 5T, a sliding groove 6T, a protective cover 7, a vertical rod 8, a connecting rod 9, a supporting rod 10, a top plate 11, an electric cylinder 12, an exhaust fan 13, a guide pipe 14, a treatment box 15, an air outlet cylinder 16, a filter screen 17, a guide sleeve 18, a ball 19 and a sealing cover 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a protection device for a leakage test of a lithium battery comprises a bottom plate 1, a frame body 2 is fixedly installed on the upper surface of the bottom plate 1, a testing machine body 3 is fixedly installed on the upper surface of the bottom plate 1, a battery bearing groove 4 is arranged in the frame body 2, a T-shaped slider 5 is fixedly installed at the bottom of the battery bearing groove 4, a T-shaped chute 6 is formed in the upper surface of the bottom plate 1, the T-shaped slider 5 is slidably connected with the T-shaped chute 6, a matched protective cover 7 is slidably sleeved on the outer side of the frame body 2, a leakage protection mechanism is installed on the protective cover 7, a matched sealing strip is installed on the inner wall of the protective cover 7 close to the bottom end, a vertical rod 8 is fixedly installed on the upper surface inside the protective cover 7, a connecting rod 9 is hinged to the bottom end of the vertical rod 8, the other end of the connecting rod 9 is hinged to the outer side wall of the battery bearing groove 4, four support rods 10 are fixedly installed on the upper surface of the bottom plate 1 in a matrix distribution, the top end of the supporting rod 10 is fixedly connected with a top plate 11, an electric cylinder 12 is fixedly arranged at the center of the upper surface of the top plate 11, and a piston rod of the electric cylinder 12 penetrates through the top plate 11 and extends downwards and is fixedly connected with the top of the protective cover 7;

the leakage protection mechanism comprises an exhaust fan 13 fixedly installed at the top of a protective cover 7, the input end of the exhaust fan 13 is fixedly communicated with the protective cover 7, the output end of the exhaust fan 13 is fixedly communicated with a guide pipe 14, the top of the protective cover 7 is fixedly installed with a treatment box 15, absorption liquid is arranged in the treatment box 15, one end, far away from the exhaust fan 13, of the guide pipe 14 penetrates through the side wall of the treatment box 15 and extends to the inner cavity of the treatment box, the top of the treatment box 15 is fixedly communicated with an air outlet cylinder 16, a matched filter screen 17 is installed at the opening of the air outlet cylinder 16, a lithium battery to be tested is placed in a battery bearing groove 4, an electric cylinder 12 is started to drive the protective cover 7 to move downwards, a vertical rod 8 inside the protective cover 7 drives a hinged connecting rod 9, the battery bearing groove 4 drives a T-shaped sliding block 5 to, simultaneously, protection casing 7 will dock with framework 2 slides, the leakproofness of protection casing 7 and framework 2 butt joint can effectively be guaranteed to the sealing strip on the 7 bottom inner walls of protection casing, start in the convenient absorption liquid of volatilizing the production of lithium cell electrolyte via the leading-in processing case 15 of pipe 14 of air exhauster 13, thereby conveniently absorb the processing, and simultaneously, filter screen 17 in the gas outlet cylinder 16 conveniently makes further filtration processing to the combustion gas, effectively avoid the direct discharge of volatile gas to cause harm to the human body, thereby guarantee lithium cell leakage test's security.

The both sides of protection casing 7 are all symmetrical fixed mounting on the lateral wall back to the back have with bracing piece 10 assorted uide bushing 18, and uide bushing 18 and the bracing piece 10 slip that corresponds cup joint the setting, guarantee the stability that protection casing 7 goes up and down.

The locating hole has all been seted up to the four corners department of bottom plate 1, makes things convenient for bottom plate 1 to fix a position the installation.

The ball groove has been seted up to one side that T type slider 5 is close to 6 tank bottoms of T type spout, and installs the ball 19 that matches in the ball groove, and the ball 19 is kept away from the notch of ball groove and outwards extends through the ball groove to the one end of ball groove tank bottom, and with the tank bottom rolling connection of T type spout 6, reduces the frictional force between T type slider 5 and the T type spout 6.

The protective cover 7 and the treatment box 15 are both made of transparent toughened glass, so that the internal conditions of the protective cover 7 and the treatment box 15 can be conveniently observed.

The top of the treatment box 15 is fixedly communicated with a liquid inlet, the top end of the liquid inlet is in threaded connection with a matched sealing cover 20, and the absorption liquid is conveniently supplemented into the treatment box 15 through the liquid inlet by opening the sealing cover 20.

In the utility model, the lithium battery to be tested is arranged in the battery bearing groove 4, the electric cylinder 12 is started to drive the protective cover 7 to move downwards, the vertical rod 8 in the protective cover 7 drives the hinged connecting rod 9, so that the battery bearing groove 4 drives the T-shaped slider 5 to stably slide along the T-shaped sliding groove 6, the battery bearing groove 4 is convenient to automatically slide into the testing machine body 3 for testing, meanwhile, the protective cover 7 is in sliding butt joint with the frame body 2, the sealing strip on the inner wall at the bottom end of the protective cover 7 can effectively ensure the sealing performance of butt joint of the protective cover 7 and the frame body 2, the exhaust fan 13 is started to conveniently lead the gas generated by volatilization of the lithium battery electrolyte into the absorption liquid in the processing box 15 through the guide pipe 14, thereby facilitating the absorption processing, meanwhile, the filter screen 17 in the exhaust cylinder 16 facilitates the further filtration processing of the exhaust gas, and effectively avoids the volatile gas from being directly discharged to cause harm to the human body, thereby guarantee lithium cell leak testing's security.

The above, only be the concrete implementation of the preferred embodiment 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, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The protection equipment for the lithium battery leakage test comprises a bottom plate (1) and is characterized in that a frame body (2) is fixedly installed on the upper surface of the bottom plate (1), a test machine body (3) is fixedly installed on the upper surface of the bottom plate (1), a battery bearing groove (4) is arranged in the frame body (2), a T-shaped sliding block (5) is fixedly installed at the bottom of the battery bearing groove (4), a T-shaped sliding groove (6) is formed in the upper surface of the bottom plate (1), the T-shaped sliding block (5) is in sliding connection with the T-shaped sliding groove (6), a matched protection cover (7) is sleeved on the outer side of the frame body (2) in a sliding mode, a leakage protection mechanism is installed on the protection cover (7), a matched sealing strip is installed on the inner wall, close to the bottom end, a vertical rod (8) is fixedly installed on the upper surface inside the protection cover (7), the bottom end of the vertical rod (8) is hinged with a connecting rod (9), the other end of the connecting rod (9) is hinged with the outer side wall of the battery bearing groove (4), four supporting rods (10) distributed in a matrix are fixedly mounted on the upper surface of the bottom plate (1), a top plate (11) is fixedly connected to the top ends of the supporting rods (10), an electric cylinder (12) is fixedly mounted at the center of the upper surface of the top plate (11), and a piston rod of the electric cylinder (12) penetrates through the top plate (11) and extends downwards and is fixedly connected with the top of the protective cover (7);

leakage protection mechanism includes air exhauster (13) of fixed mounting at protection casing (7) top, and the input and the fixed intercommunication of protection casing (7) of air exhauster (13), the fixed intercommunication of output of air exhauster (13) has pipe (14), the top fixed mounting of protection casing (7) has treatment case (15), and is equipped with the absorption liquid in handling case (15), the one end that air exhauster (13) were kept away from in pipe (14) runs through and handles case (15) lateral wall and extend to its inner chamber, the fixed intercommunication in top of handling case (15) has air outlet cylinder (16), and the nozzle department of air outlet cylinder (16) installs filter screen (17) of matching.

2. The lithium battery leakage test protective device according to claim 1, wherein the two opposite side walls of the protective cover (7) are symmetrically and fixedly provided with guide sleeves (18) matched with the support rods (10), and the guide sleeves (18) are slidably sleeved with the corresponding support rods (10).

3. The lithium battery leakage test protective device according to claim 1, wherein positioning holes are formed at four corners of the bottom plate (1).

4. The lithium battery leakage test protection device according to claim 1, wherein a ball groove is formed in one side of the T-shaped sliding block (5) close to the bottom of the T-shaped sliding groove (6), a matched ball (19) is installed in the ball groove, and one end, far away from the bottom of the ball groove, of the ball (19) penetrates through the notch of the ball groove and extends outwards and is in rolling connection with the bottom of the T-shaped sliding groove (6).

5. The protection device for leakage testing of lithium batteries according to claim 1, characterized in that said protection casing (7) and said treatment chamber (15) are made of transparent tempered glass.

6. The protection device for leakage test of lithium battery as claimed in claim 1, wherein the top of the processing box (15) is fixedly communicated with a liquid inlet, and the top end of the liquid inlet is in threaded connection with a matched sealing cover (20).