Lithium battery immersion safety test equipment

Abstract

The utility model relates to the technical field of lithium battery testing, in particular to lithium battery immersion safety test equipment, which comprises a box body, supporting plates are fixed on two side walls of an inner cavity of the box body, limiting sliding grooves are formed in the inner walls of the supporting plates, matched limiting sliding blocks are inserted into inner cavities of the limiting sliding grooves, and electric push rods are fixedly connected to the tops of the limiting sliding blocks. The outer ends of the electric push rods are fixedly connected with the tops of inner cavities of the limiting sliding grooves, rotating shafts are rotationally installed on the outer walls of the limiting sliding blocks, and a screen frame is arranged between the two rotating shafts. The electric push rod is used for driving the limiting sliding block to move downwards to enable the screen frame to descend, so that the lithium battery is immersed into water for a soaking test, meanwhile, the screen frame can rotate under the action of the gear and the spur rack in the process of pushing the screen frame to descend, and the angle of the lithium battery inserted into the water can be adjusted when the lithium battery is immersed into the water at different depths. Therefore, water immersion tests at different angles and in different directions are realized, so that the water immersion diversity of the lithium battery is realized, and the test accuracy is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to lithium battery test technical field, concretely is a kind of lithium battery water immersion safety test equipment. BACKGROUND

[0002] Lithium battery is a kind of by lithium metal or lithium alloy as positive / negative electrode material, using non-aqueous electrolyte solution battery, due to the chemical properties of lithium metal is very active, make the processing, preservation, use of lithium metal, the requirement to environment is very high, with the development of science and technology, lithium battery has become mainstream;

[0003] The existing automobile lithium battery needs to detect its safety after production and processing, including lithium battery water immersion safety detection, in the process of detection, lithium battery needs to be immersed in water for a certain time, but in the actual water immersion detection process, lithium battery does not have the effect of inserting into water at different angles for testing after being immersed in water, thereby affecting the accuracy of lithium battery water immersion test.Therefore, we propose a kind of lithium battery water immersion safety test equipment. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of lithium battery water immersion safety test equipment, solve the problem raised in background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of lithium battery water immersion safety test equipment, including box, the inner chamber both sides wall of box is fixed with support plate, the inner wall of support plate is equipped with limit sliding slot, the limit sliding slot inner chamber is inserted with the limit sliding block of adaptation, the top of limit sliding block is fixedly connected with electric push rod, the outer end of electric push rod and limit sliding slot inner chamber top are fixedly connected, the outer wall of limit sliding block is rotatably installed with pivot, the net frame is arranged between two pivot, the top of net frame is detachably fixed with net cover plate, the outer wall of pivot is fixedly sleeved with gear, the outer wall of gear is engaged with spur gear, the spur gear is fixedly connected with the inner wall of box by connecting plate.

[0006] By adopting the above technical scheme, in actual use, open net cover plate, then lithium battery is placed in the inner chamber of net frame, then net cover plate is locked after being covered, then electric push rod is started to drive limit sliding block to descend, so that net frame is immersed in water in the box for soaking, while in the process of descending, gear will act between spur gear, gear rotates, thereby driving pivot and net frame to rotate, so that inserting into different water depth can make net frame immerse in water at different angles, so that it can adapt to lithium battery insertion into water at different angles, thereby improving the diversity of water immersion test, thereby improving the accuracy of lithium battery water immersion test.

[0007] As a preferred embodiment of the utility model, the inner cavity bottom of the net frame is provided with a net plate on both sides, and the bottom of the net frame is provided with a screw rod penetrating through on both sides.

[0008] By adopting the above technical scheme, the lithium battery can be supported by the net plate after being placed in the net frame, and when supporting lithium batteries of different sizes, the rotating screw rod can lift the lithium battery with the net plate, so that the lithium battery can be tightly pressed against the bottom of the net cover plate, thereby avoiding shaking and collision during overturning, thereby effectively improving the stability of lithium battery detection and avoiding collision hazards.

[0009] As a preferred embodiment of the utility model, the two ends of the net plate are respectively attached to the two side walls of the inner cavity of the net frame.

[0010] By adopting the above technical scheme, the net plate is prevented from rotating when the rotating screw rod drives the net plate to rise and fall.

[0011] As a preferred embodiment of the utility model, a drainage valve is fixedly connected to the lower side of one side wall of the box.

[0012] By adopting the above technical scheme, the drainage valve is provided, so that the used water in the box can be discharged, and the operation is convenient.

[0013] As a preferred embodiment of the utility model, a glass observation window is embedded in the middle of one side wall of the box.

[0014] By adopting the above technical scheme, the glass observation window is provided, so that the internal condition can be easily observed during the soaking test.

[0015] Compared with the prior art, the utility model has the following advantages:

[0016] The lithium battery water immersion safety test equipment of the technical scheme of the application places the lithium battery in the net frame, covers it with the net cover plate, then drives the limiting slide to move downward with the electric push rod to make the net frame descend, so that the lithium battery is immersed in water for soaking test, and the action of the gear and the straight rack during the process of pushing the net frame downward can make the net frame rotate, so that the angle of the lithium battery inserted into the water can be adjusted at different depths, thereby realizing water immersion test at different angles and different directions, making the lithium battery water immersion diversified, and thereby improving the accuracy of the test.

[0017] The rotating screw rod can drive the tightly pressed net plate to push the lithium battery to be tightly pressed against the bottom of the net cover plate, so that lithium batteries of different thicknesses can be tightly limited, thereby avoiding shaking of the lithium battery and impact with the inner wall of the net frame during overturning, and thereby improving safety. Attached Figure Description

[0018] Other features, objects, and advantages of this invention will become more apparent from the following detailed description of non-limiting embodiments with reference to the accompanying drawings:

[0019] Figure 1 This is a schematic diagram of the overall structure of the lithium battery immersion safety testing equipment of this utility model;

[0020] Figure 2 This is a cross-sectional structural schematic diagram of the lithium battery immersion safety testing equipment of this utility model;

[0021] Figure 3 This is a schematic cross-sectional view of the grid frame structure of the lithium battery immersion safety testing equipment of this utility model.

[0022] In the picture:

[0023] 1. Housing; 11. Drain valve; 12. Glass observation window; 13. Straight rack;

[0024] 2. Support plate; 21. Limiting slider; 22. Rotating shaft; 23. Gear; 24. Electric actuator;

[0025] 3. Frame; 31. Cover plate; 32. Plate; 33. Screw. Detailed Implementation

[0026] Please see Figures 1-3 This utility model provides a technical solution: a lithium battery immersion safety test device, including a box 1, with support plates 2 fixed on both sides of the inner cavity of the box 1, and a limiting groove opened on the inner wall of the support plate 2. A matching limiting slider 21 is inserted into the inner cavity of the limiting groove, and an electric push rod 24 is fixedly connected to the top of the limiting slider 21. The outer end of the electric push rod 24 is fixedly connected to the top of the inner cavity of the limiting groove. A rotating shaft 22 is rotatably installed on the outer wall of the limiting slider 21, and a mesh frame 3 is set between the two rotating shafts 22. A mesh cover plate 31 is detachably fixed to the top of the mesh frame 3. A gear 23 is fixedly fitted on the outer wall of the rotating shaft 22, and a straight rack 13 meshes with the outer wall of the gear 23. The straight rack 13 is fixedly connected to the inner wall of the box 1 through a connecting plate.

[0027] In actual use, the net cover plate 31 is opened, then the lithium battery is placed in the inner cavity of the net frame 3, then the net cover plate 31 is covered and locked, then the electric push rod 24 is started to drive the limiting sliding block 21 to descend, so that the net frame 3 is immersed in the water in the box body 1 for soaking, and in the process of descending, the gear 23 acts between the straight rack 13, the gear 23 rotates, thereby driving the rotating shaft 22 and the net frame 3 to rotate, thereby inserting into different water depths to enable the net frame 3 to be immersed in water at different angles, thereby being able to adapt to the insertion of the lithium battery into water at different angles, thereby improving the diversity of the water immersion test, thereby improving the accuracy of the lithium battery water immersion test;

[0028] Further, the side wall of the box body 1 is fixedly connected with a drain valve 11 at the lower side, the drain valve 11 is arranged, so that the water in the box body 1 after use can be discharged, and the operation is convenient;

[0029] Further, the side wall of the box body 1 is fixedly connected with a drain valve 11 at the lower side, the drain valve 11 is arranged, so that the water in the box body 1 after use can be discharged, and the operation is convenient;

[0030] As shown in Figure 1 and 2 , 3; the inner cavity of the net frame 3 is provided with a net plate 32 at the bottom of both sides, and the bottom of both sides of the net frame 3 is threadedly penetrated by a screw rod 33, and the top of the screw rod 33 is rotatably connected with the bottom of the middle of the net plate 32;

[0031] After the lithium battery is placed in the net frame 3, the net plate 32 can support the lithium battery, and when supporting lithium batteries of different sizes, rotating the screw rod 33 can drive the net plate 32 to lift the lithium battery, so that the lithium battery can be tightly pressed against the bottom of the net cover plate 31, thereby avoiding shaking and collision during overturning, thereby effectively improving the stability of the lithium battery detection and avoiding collision danger;

[0032] Further, the two ends of the net plate 32 are respectively attached to the inner cavity of the net frame 3, so that when the rotating screw rod 33 drives the net plate 32 to ascend and descend, the net plate 32 is prevented from rotating.

[0033] The implementation principle of the lithium battery water immersion safety test equipment is as follows: in actual use, the net cover plate 31 is opened, then the lithium battery is placed in the inner cavity of the net frame 3, then the net cover plate 31 is covered and locked, then the electric push rod 24 is started to drive the limiting sliding block 21 to descend, so that the net frame 3 is immersed in the water in the box body 1, and in the descending process, the gear 23 acts between the straight rack 13, the gear 23 rotates, thereby driving the rotating shaft 22 and the net frame 3 to rotate, thereby inserting into different water depths to enable the net frame 3 to be immersed in water at different angles, thereby being able to adapt to the insertion of lithium batteries into water at different angles, thereby improving the diversity of the water immersion test, thereby improving the accuracy of the lithium battery water immersion test, and after the lithium battery is placed in the net frame 3, the net plate 32 can be used to support the lithium battery, and when supporting lithium batteries of different sizes, the rotating screw rod 33 can drive the net plate 32 to lift the lithium battery, so that the lithium battery can be tightly pressed against the bottom of the net cover plate 31, thereby avoiding the shaking and collision during the turning process, thereby effectively improving the stability of the lithium battery detection, and avoiding the danger of collision.

[0034] In addition, the lithium battery water immersion safety test equipment includes components that are general standard components or components known to those skilled in the art, the structure and principle of which are known to those skilled in the art through technical manuals or through conventional experimental methods. In the idle state of the device, all electrical components, power elements, electrical components, and compatible monitoring computers and power supplies are connected by wires. The specific connection method should refer to the working principle described below. The electrical components are connected in the order of working sequence. The detailed connection method is a known technology in the art. The working principle and process are mainly introduced below, and the electrical control is not described.

Claims

1. A lithium battery immersion safety test apparatus comprising a box (1), characterized in that: Both sides walls of the inner chamber of the box (1) are fixed with support plates (2), the inner wall of the support plate (2) is provided with a limiting sliding groove, the limiting sliding groove is inserted with a matched limiting sliding block (21), the top of the limiting sliding block (21) is fixedly connected with an electric push rod (24), the outer end of the electric push rod (24) is fixedly connected with the top of the limiting sliding groove, the outer wall of the limiting sliding block (21) is rotatably installed with a rotating shaft (22), a mesh frame (3) is arranged between the two rotating shafts (22), the top of the mesh frame (3) is detachably fixed with a mesh cover plate (31), the outer wall of the rotating shaft (22) is fixedly sleeved with a gear (23), the outer wall of the gear (23) is engaged with a straight rack (13), the straight rack (13) is fixedly connected with the inner wall of the box (1) through a connecting plate.

2. The lithium battery water immersion safety test apparatus according to claim 1, characterized by: Both sides of the bottom of the mesh frame (3) are provided with mesh plates (32), and the bottom of the mesh frame (3) is threadedly penetrated by a screw rod (33), and the top of the screw rod (33) is rotatably connected with the bottom of the mesh plate (32).

3. The lithium battery water immersion safety test apparatus according to claim 2, characterized by: The two ends of the mesh plate (32) are respectively attached to the two side walls of the inner chamber of the mesh frame (3).

4. The lithium battery water immersion safety test apparatus according to claim 1, characterized by: The lower side of one side wall of the box (1) is fixedly communicated with a drain valve (11).

5. The lithium battery water immersion safety test apparatus according to claim 1, characterized by: The middle of one side wall of the box (1) is embedded with a glass observation window (12).

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