Lithium-sulfur battery liquid injection auxiliary device

Abstract

The utility model relates to the technical field of battery liquid injection, in particular to a lithium-sulfur battery liquid injection auxiliary device which comprises a base, a base is mounted at the top of the base, a placement assembly is fixed in the base, a side frame is fixed on one side of the base, a liquid storage tank is fixed on the side frame, a liquid injection assembly is fixed on the liquid storage tank, and a liquid injection assembly is fixed on the liquid injection assembly. A side frame is arranged on the base, a liquid injection assembly is arranged on the side frame, an electric lifting rod connected with the liquid outlet end of the liquid injection assembly is fixed to the top of the side frame, symmetrical clamping mechanisms are fixed to the two sides of the top of the base, and abutting pieces are fixed to the two ends of the clamping inner side of each clamping mechanism. The side wall of the triangular block and the abutting plate are attached to the side edge of the battery shell in a self-adaptive mode, and the limiting and clamping work of the battery shells of different specifications is met in cooperation with the counter-acting force of the spring.

Description

Technical Field

[0001] The utility model relates to the technical field of battery liquid injection, in particular to a lithium-sulfur battery liquid injection auxiliary device. Background Art

[0002] Lithium-sulfur battery is a type of lithium battery. It uses sulfur as the positive electrode and metallic lithium as the negative electrode. Sulfur is an environmentally friendly element with little pollution to the environment. It is a very promising lithium battery. Lithium-sulfur battery is usually assembled manually during the production process. The assembly efficiency is low and the safety is not high. Therefore, assembly equipment is needed to assist the work.

[0003] The utility model with Chinese patent publication number CN210535772U discloses an assembly device for lithium-sulfur battery production. In the above device, the battery shell is positioned and clamped on both sides by a clamping mechanism, wherein the clamping arc plate is not suitable for battery shells of different specifications during the clamping process, and the application range of the device is narrow and cannot meet the use requirements. Utility Model Content

[0004] The purpose of the utility model is to provide a lithium-sulfur battery injection auxiliary device to solve the problems raised in the above background technology.

[0005] The technical solution of the utility model is: a lithium-sulfur battery injection auxiliary device, comprising a base, a base is installed on the top of the base, a placing component is fixed in the base, a side frame is fixed on one side of the base, a liquid storage tank is fixed on the side frame, a liquid injection component is fixed on the liquid storage tank, an electric lifting rod connected to the liquid outlet end of the liquid injection component is fixed on the top of the side frame, symmetrical clamping mechanisms are fixed on both sides of the top of the base, and both ends of the clamping inner side of the clamping mechanism are fixed with abutments, and the abutments include a triangular block fixed on the clamping mechanism, an inner groove is opened in the triangular block, a clamping plate is rotatably fixed on one side of the inner groove, and a spring is fixed between the other end of the clamping plate and the inner groove.

[0006] The effect achieved by the above components is: the lithium-sulfur battery shell to be injected can be placed through the placement component on the base, and then the two sides of the battery shell can be clamped through the symmetrical clamping mechanism. During the clamping work, the clamping plate can be rotated along the inner groove on the triangular block, wherein the side wall of the triangular block and the clamping plate are adaptively fitted with the side of the battery shell, and the reaction force of the spring is used to meet the limit clamping work of battery shells of different specifications, and then the electrolyte in the liquid storage tank is injected into the battery shell through the injection component to complete the auxiliary work of the injection work.

[0007] Preferably, the clamping mechanism includes a side plate fixed to the top side of the base, an electric telescopic rod is fixed to one side of the side plate, a clamping plate is fixed to the side of the electric telescopic rod away from the side plate, and the triangular block is fixed to the inner side of the clamping plate.

[0008] The effect achieved by the above components is that the clamping plate can be driven by the electric telescopic rod to complete the driving purpose of clamping the lithium-sulfur battery shell.

[0009] Preferably, the placement component includes a boss fixed in the base, the boss is provided with inclined surfaces around it, and the top of the boss is provided with guide grooves distributed at equal distances.

[0010] The effects achieved by the above components are: the lithium-sulfur battery shell can be supported by the boss, and the inclined surface and the guide groove can guide the dripping electrolyte.

[0011] Preferably, the injection assembly includes an infusion pump fixed on the top of the liquid storage tank, the liquid inlet end of the infusion pump is connected to the interior of the liquid storage tank, an injection tube is fixed to the liquid outlet end of the infusion pump, an injection head is fixed to the end of the injection tube away from the infusion pump, a lifting plate is fixed to the bottom of the electric lifting rod, and the injection head is fixedly plugged into the bottom of the lifting plate.

[0012] The effect achieved by the above components is: the electrolyte in the liquid storage tank is introduced into the lithium-sulfur battery shell from the injection head through the infusion pump and the injection tube, and the electric lifting rod can drive the injection head downward to lower the injection height to avoid sputtering.

[0013] Preferably, conical blocks distributed at equal distances are fixed to the bottom of the lifting plate.

[0014] The effects achieved by the above components are: the sputtered electrolyte can be protected and shielded by the lifting plate, wherein the conical block guides the sputtered electrolyte into the battery shell to avoid adhesion.

[0015] The utility model provides a lithium-sulfur battery injection auxiliary device through improvement, which has the following improvements and advantages compared with the prior art:

[0016] The utility model can place the lithium-sulfur battery shell to be filled with liquid through the placement component on the base, and then clamp the two sides of the battery shell through the symmetrical clamping mechanism. During the clamping work, the clamping plate can be rotated along the inner groove on the triangular block, wherein the side wall of the triangular block and the clamping plate are adaptively fitted with the side edge of the battery shell, and the reaction force of the spring can meet the limit clamping work of battery shells of different specifications. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further explained below in conjunction with the accompanying drawings and embodiments:

[0018] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0019] Figure 2 It is a schematic diagram of the structure of clamping price in the utility model;

[0020] Figure 3 It is a three-dimensional structural schematic diagram of the liquid injection component in the utility model;

[0021] Figure 4 It is a three-dimensional structural schematic diagram of the placement components in the utility model.

[0022] Description of reference numerals:

[0023] 1. Base; 2. Base; 3. Placement assembly; 31. Boss; 32. Inclined surface; 33. Guide groove; 4. Clamping mechanism; 41. Side panel; 42. Electric telescopic rod; 43. Clamping plate; 5. Side frame; 6. Liquid storage tank; 7. Liquid injection assembly; 71. Liquid injection pipe; 72. Liquid injection head; 8. Electric lifting rod; 9. Lifting plate; 10. Fastening member; 101. Triangular block; 102. Inner groove; 103. Fastening plate; 104. Spring; 11. Conical block. DETAILED DESCRIPTION

[0024] The utility model is described in detail below, and the technical solutions in the embodiments of the utility model are clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] The utility model provides a lithium-sulfur battery injection auxiliary device through improvement. The technical solution of the utility model is:

[0026] In the embodiments of the present invention, Figure 1-Figure 4As shown, a lithium-sulfur battery injection auxiliary device includes a base 2, a base 1 is installed on the top of the base 2, a placement component 3 is fixed in the base 1, the placement component 3 includes a boss 31 fixed in the base 1, the boss 31 is provided with inclined surfaces 32 around, and the top of the boss 31 is provided with guide grooves 33 distributed at equal distances, the boss 31 can support the lithium-sulfur battery shell, wherein the inclined surface 32 and the guide groove 33 can guide the dripping electrolyte, a side frame 5 is fixed on one side of the base 1, a liquid storage tank 6 is fixed on the side frame 5, a liquid injection component 7 is fixed on the liquid storage tank 6, an electric lifting rod 8 connected to the liquid outlet end of the liquid injection component 7 is fixed on the top of the side frame 5, symmetrical clamping mechanisms 4 are fixed on both sides of the top of the base 1, the clamping mechanism 4 includes a side plate 41 fixed on the side edge of the top of the base 1, and one side of the side plate 41 An electric telescopic rod 42 is fixed, and a clamping plate 43 is fixed on one side of the electric telescopic rod 42 away from the side plate 41. The electric telescopic rod 42 can drive the clamping plate 43 to complete the driving purpose of clamping the lithium-sulfur battery shell. Both ends of the inner side of the clamping mechanism 4 are fixed with a clamping member 10, and the clamping member 10 includes a triangular block 101 fixed on the clamping mechanism 4, and an inner groove 102 is opened in the triangular block 101. A clamping plate 103 is rotatably fixed on one side of the inner groove 102, and a spring 104 is fixed between the other end of the clamping plate 103 and the inner groove 102. The clamping plate 103 can be rotated along the inner groove 102 on the triangular block 101, wherein the side wall of the triangular block 101 and the clamping plate 103 are adaptively fitted with the side edge of the battery shell, and the reaction force of the spring 104 satisfies the limit clamping work of battery shells of different specifications.

[0027] In an embodiment of the utility model, the injection assembly 7 includes an infusion pump fixed on the top of the liquid storage tank 6, the liquid inlet end of the infusion pump is connected to the inside of the liquid storage tank 6, the liquid outlet end of the infusion pump is fixed with an injection tube 71, the end of the injection tube 71 away from the infusion pump is fixed with an injection head 72, a lifting plate 9 is fixed at the bottom of the electric lifting rod 8, the injection head 72 is fixedly plugged into the bottom of the lifting plate 9, and the electrolyte in the liquid storage tank 6 is introduced from the injection head 72 into the lithium-sulfur battery shell through the infusion pump and the injection tube 71, wherein the electric lifting rod 8 can drive the injection head 72 downward to lower the injection height to avoid sputtering, and the bottom of the lifting plate 9 is fixed with equidistantly distributed conical blocks 11, and the lifting plate 9 can be used to protect and shield the sputtered electrolyte, wherein the conical block 11 guides the sputtered electrolyte into the battery shell to avoid adhesion.

[0028] The working principle of the lithium-sulfur battery injection auxiliary device provided by the utility model is as follows: the lithium-sulfur battery shell to be injected can be placed by the placement component 3 on the base 1, the boss 31 can support the lithium-sulfur battery shell, wherein the inclined surface 32 and the guide groove 33 can guide the dripping electrolyte, and then the clamping plate 43 can be driven by the symmetrical electric telescopic rod 42 to complete the driving purpose of clamping the lithium-sulfur battery shell. During the clamping work, the clamping plate 103 can be used to move along the inner groove 1 on the triangular block 101. 02 rotates, wherein the side wall of the triangular block 101 and the clamping plate 103 are adaptively fitted to the side of the battery shell, and the reaction force of the spring 104 satisfies the limit clamping work of battery shells of different specifications, and then the electrolyte in the liquid storage tank 6 is introduced into the lithium-sulfur battery shell from the injection head 72 through the infusion pump and the injection tube 71, wherein the electric lifting rod 8 can drive the injection head 72 downward to lower the injection height, and the lifting plate 9 can protect and shield the sputtered electrolyte, wherein the conical block 11 guides the sputtered electrolyte into the battery shell to avoid adhesion.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A lithium-sulfur battery injection auxiliary device, comprising a base (2), a base (1) is installed on the top of the base (2), a placement component (3) is fixed in the base (1), a side frame (5) is fixed on one side of the base (1), a liquid storage tank (6) is fixed on the side frame (5), a liquid injection component (7) is fixed on the liquid storage tank (6), an electric lifting rod (8) connected to the liquid outlet end of the liquid injection component (7) is fixed on the top of the side frame (5), characterized in that: Symmetrical clamping mechanisms (4) are fixed on both sides of the top of the base (1), and both ends of the inner side of the clamping of the clamping mechanism (4) are fixed with a clamping member (10), and the clamping member (10) comprises a triangular block (101) fixed on the clamping mechanism (4), an inner groove (102) is provided in the triangular block (101), a clamping plate (103) is rotatably fixed on one side of the inner groove (102), and a spring (104) is fixed between the other end of the clamping plate (103) and the inner groove (102).

2. A lithium-sulfur battery injection auxiliary device according to claim 1, characterized in that: The clamping mechanism (4) comprises a side plate (41) fixed to the top side of the base (1); an electric telescopic rod (42) is fixed to one side of the side plate (41); a clamping plate (43) is fixed to the side of the electric telescopic rod (42) away from the side plate (41); and the triangular block (101) is fixed to the inner side of the clamping plate (43).

3. A lithium-sulfur battery injection auxiliary device according to claim 1, characterized in that: The placement component (3) comprises a boss (31) fixed in the base (1), the boss (31) is provided with inclined surfaces (32) around it, and the top of the boss (31) is provided with guide grooves (33) distributed at equal distances.

4. A lithium-sulfur battery injection auxiliary device according to claim 1, characterized in that: The injection assembly (7) comprises an infusion pump fixed on the top of the liquid storage tank (6); the liquid inlet end of the infusion pump is connected to the inside of the liquid storage tank (6); the liquid outlet end of the infusion pump is fixed with an injection tube (71); the end of the injection tube (71) away from the infusion pump is fixed with an injection head (72); the bottom of the electric lifting rod (8) is fixed with a lifting plate (9); the injection head (72) is fixedly plugged into the bottom of the lifting plate (9).

5. A lithium-sulfur battery injection auxiliary device according to claim 4, characterized in that: Conical blocks (11) distributed at equal distances are fixed to the bottom of the lifting plate (9).

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