Lithium battery tab connecting device

Abstract

The utility model discloses a lithium battery tab connecting device, which belongs to the field of battery tab connection and comprises a shell, a first plate fixedly connected to the inner wall of the bottom of the shell, a second block arranged at the top of the first plate, a plurality of battery bodies movably inserted between the shell and the second block, and a vertical block fixedly connected to the inner wall of the bottom of the shell. A first circular plate is fixedly connected to the front side of the vertical block, two first holes are formed in the inner side of the first circular plate, inserting blocks are slidably connected to the inner sides of the two first holes, two inserting grooves matched with the inserting blocks are formed in the inner side of the second block, the outer sides of the two inserting blocks are movably inserted into the corresponding inserting grooves, and long rods are fixedly connected to the front sides of the two inserting blocks. The front side of the first circular plate is fixedly connected with a second circular plate. The battery is reasonable in structural design, and the nut, the hand wheel, the first circular plate, the second circular plate, the first block and the second block are matched, so that the battery body can be conveniently fixed with the device, and a user can conveniently replace a new battery body.

Description

Technical Field

[0001] The utility model relates to the field of battery tab connection, in particular to a lithium battery tab connection device. Background Art

[0002] With the wide application of lithium batteries in various portable electronic devices, electric vehicles and energy storage systems, higher requirements are put forward for the production efficiency and quality of lithium batteries.

[0003] During the assembly process of lithium batteries, when most batteries are fixed, they are generally firmly fixed by multiple bolts. However, when users need to replace the batteries, it is rather troublesome. Therefore, we propose a lithium battery tab connection device to solve this problem. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a lithium battery tab connection device to solve the problems raised in the above background art.

[0005] To achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A lithium battery tab connection device includes: a housing. A first plate is fixedly connected to the inner wall of the bottom of the housing. A second block is arranged on the top of the first plate. A plurality of battery bodies are movably inserted between the housing and the second block. A vertical block is fixedly connected to the inner wall of the bottom of the housing. A first circular plate is fixedly connected to the front side of the vertical block. Two first holes are formed in the inner side of the first circular plate. Plug blocks are slidably connected to the inner sides of the two first holes. Two slots adapted to the plug blocks are formed in the inner side of the second block. The outer sides of the two plug blocks are movably inserted into the corresponding slots. Long rods are fixedly connected to the front sides of the two plug blocks. A second circular plate is fixedly connected to the front side of the first circular plate. Two second holes adapted to the long rods are formed in the inner side of the second circular plate. The outer sides of the two long rods are slidably connected in the corresponding second holes. A driving mechanism is arranged on the outer side of the second circular plate.

[0007] Preferably, the driving mechanism includes a rotating rod. A third circular plate is fixedly connected to the rear side of the rotating rod. Two third holes adapted to the long rods are formed in the front side of the third circular plate. The outer sides of the two long rods are slidably connected in the corresponding third holes. A hand wheel is fixedly connected to the front side of the rotating rod. The outer side of the rotating rod is rotatably connected to the inner wall of the front side of the housing.

[0008] Preferably, two wires are fixedly connected to the inner sides of the left and right inner walls of the housing. Conductive columns are fixedly connected to the left and right sides of the plurality of battery bodies. Battery tab blocks are fixedly connected to one sides of the plurality of conductive columns. The inner sides of the two battery tab blocks on the same side are fixedly connected to the outer sides of the corresponding wires.

[0009] Preferably, a plurality of guide rods are fixedly connected to the inner walls of the left and right sides of the outer shell. A guide cylinder is slidably connected to the outside of each of the plurality of guide rods. A long block is fixedly connected to one side of each of the plurality of guide cylinders. The inner sides of the plurality of long blocks are fixedly connected to the outside of the corresponding conductive columns. A spring is fixedly connected to one side of each of the plurality of long blocks. The other ends of the plurality of springs are respectively fixed to the inner walls of the left and right sides of the corresponding outer shell.

[0010] Preferably, a connecting plate is fixedly connected to the front side of the outer shell. A fixing plate is fixedly connected to one side of the connecting plate. A screw rod is slidably connected to the inside of the fixing plate. The rear side of the screw rod is fixedly connected to the front side of the hand wheel. A nut is threadedly connected to the outside of the screw rod. The rear side of the nut is movably abutted against the front side of the fixing plate.

[0011] Preferably, a sealing plate is threadedly connected to the top of the outer shell through a plurality of bolts.

[0012] In the present utility model, for the lithium battery tab connection device, by placing a plurality of battery bodies between the first plate and the second block, rotating the hand wheel, the rotating rod starts to rotate, and the third circular plate also starts to rotate, so that the long rod starts to slide in the second hole and the third hole, thereby driving the insertion block to move in the first hole. Further, the insertion block enters the insertion slot. At this time, rotate the nut so that the nut moves along the axial direction of the screw rod until the rear side of the nut abuts against the front side of the fixing plate. At this time, the fixing between the second block and the first plate is completed, and thus the plurality of battery bodies are firmly fixed.

[0013] In the present utility model, for the lithium battery tab connection device, both the positive and negative electrodes of a plurality of battery bodies are abutted against the corresponding conductive columns, so that the electric quantity of the battery bodies is transmitted to the conductive columns. Further, the electric quantity is introduced into the battery tab block by using the conductive columns. The two battery tab blocks on the same side are abutted against each other, and the corresponding battery bodies can be connected in parallel. The long block, the outer shell, the guide rod, the guide cylinder and the spring are all made of insulating materials. After the two battery tab blocks abut against each other, the current flows out from the corresponding wire.

[0014] The structure of the present utility model is reasonably designed. The cooperation among the nut, the hand wheel, the first circular plate, the second circular plate, the first block and the second block enables the battery body to be conveniently fixed to the device, thus facilitating the user to replace the new battery body. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a schematic structural diagram of a lithium battery tab connection device proposed by the present utility model;

[0016] Figure 2 is a schematic structural diagram of the first block and the second block proposed by the present utility model;

[0017] Figure 3Schematic diagram of the structure of the first circular plate and the second circular plate proposed by the present utility model.

[0018] In the figure: 1, outer shell; 2, first plate; 3, battery body; 4, guide rod; 5, guide cylinder; 6, spring; 7, long block; 8, conductive column; 9, battery tab block; 10, wire; 11, vertical block; 12, first circular plate; 13, insertion block; 14, second circular plate; 15, long rod; 16, third circular plate; 17, rotating rod; 18, connecting plate; 19, fixing plate; 20, handwheel; 21, screw; 22, nut; 23, second block. Specific embodiments

[0019] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments.

[0020] Refer to Figures 1-3 , a lithium battery tab connection device, including: an outer shell 1, a first plate 2 fixedly connected to the inner wall of the bottom of the outer shell 1, a second block 23 arranged on the top of the first plate 2, and a plurality of battery bodies 3 movably inserted between the outer shell 1 and the second block 23. A vertical block 11 is fixedly connected to the inner wall of the bottom of the outer shell 1, a first circular plate 12 is fixedly connected to the front side of the vertical block 11, two first holes are opened inside the first circular plate 12, insertion blocks 13 are slidably connected to the inside of the two first holes, and two slots adapted to the insertion blocks 13 are opened inside the second block 23. The outer sides of the two insertion blocks 13 are movably inserted into the corresponding slots, and long rods 15 are fixedly connected to the front sides of the two insertion blocks 13. A second circular plate 14 is fixedly connected to the front side of the first circular plate 12, two second holes adapted to the long rods 15 are opened inside the second circular plate 14, and the outer sides of the two long rods 15 are slidably connected to the corresponding second holes. A driving mechanism is arranged on the outer side of the second circular plate 14.

[0021] In this embodiment, the driving mechanism includes a rotating rod 17, a third circular plate 16 is fixedly connected to the rear side of the rotating rod 17, two third holes adapted to the long rods 15 are opened on the front side of the third circular plate 16, the outer sides of the two long rods 15 are slidably connected to the corresponding third holes, and a handwheel 20 is fixedly connected to the front side of the rotating rod 17. The outer side of the rotating rod 17 is rotatably connected to the inner wall of the front side of the outer shell 1. Two wires 10 are fixedly connected to the inner sides of the left and right inner walls of the outer shell 1. Conductive columns 8 are fixedly connected to the left and right sides of the plurality of battery bodies 3. Battery tab blocks 9 are fixedly connected to one side of the plurality of conductive columns 8. The inner sides of the two battery tab blocks 9 on the same side are fixedly connected to the outer sides of the corresponding wires 10, facilitating the user to connect other electrical appliances by using the wires 10.

[0022] In this embodiment, a plurality of guide rods 4 are fixedly connected to the inner walls on both the left and right sides of the outer shell 1. A guide cylinder 5 is slidably connected to the outside of each of the plurality of guide rods 4. A long block 7 is fixedly connected to one side of each of the plurality of guide cylinders 5. And the inner sides of the plurality of long blocks 7 are fixedly connected to the outside of the corresponding conductive column 8. And a spring 6 is fixedly connected to one side of each of the plurality of long blocks 7. The other ends of the plurality of springs 6 are respectively fixed to the inner walls on both the left and right sides of the corresponding outer shell 1. A connecting plate 18 is fixedly connected to the front side of the outer shell 1. A fixing plate 19 is fixedly connected to one side of the connecting plate 18. A screw rod 21 is slidably connected to the inside of the fixing plate 19. The rear side of the screw rod 21 is fixedly connected to the front side of the hand wheel 20. And a nut 22 is threadedly connected to the outside of the screw rod 21. The rear side of the nut 22 is movably abutted against the front side of the fixing plate 19. The top of the outer shell 1 is threadedly connected with a sealing plate through a plurality of bolts, so that the inside of the device can be in a sealed environment.

[0023] In this embodiment, during use, by placing a plurality of battery bodies 3 between the first plate 2 and the second block 23, rotating the hand wheel 20 causes the rotating rod 17 to start rotating, and the third circular plate 16 also starts rotating, so that the long rod 15 starts to slide in the second hole and the third hole, thereby driving the plug 13 to move in the first hole. Further, the plug 13 enters the slot. At this time, rotate the nut 22 so that the nut 22 moves along the axial direction of the screw rod 21 until the rear side of the nut 22 abuts against the front side of the fixing plate 19. At this time, the fixation between the second block 23 and the first plate 2 is completed, thereby firmly fixing the plurality of battery bodies 3. And the positive and negative electrodes of the plurality of battery bodies 3 are respectively abutted against the corresponding conductive columns 8, so that the electric quantity of the battery bodies 3 is transmitted to the conductive columns 8. Further, the electric quantity is introduced into the battery tab block 9 by using the conductive columns 8. And the two battery tab blocks 9 on the same side abut against each other, and the corresponding battery bodies 3 can be connected in parallel. And the long block 7, the outer shell 1, the guide rod 4, the guide cylinder 5 and the spring 6 are all made of insulating materials. After the two battery tab blocks 9 abut against each other, the current flows out from the corresponding wire 10.

[0024] The above has introduced in detail a lithium battery tab connection device provided by the present utility model. Specific embodiments are used in this article to elaborate on the principle and implementation manner of the present utility model. The description of the above embodiments is only used to help understand the method and its core idea of the present utility model. It should be noted that for those of ordinary skill in the art in this technical field, without departing from the principle of the present utility model, several improvements and modifications can still be made to the present utility model, and these improvements and modifications also fall within the protection scope of the claims of the present utility model.

Claims

1. A lithium battery tab connection device, characterized in that: include: A shell (1), a first plate (2) is fixedly connected to the inner wall at the bottom of the shell (1), a second block (23) is arranged on the top of the first plate (2), and a plurality of battery bodies (3) are movably plugged between the shell (1) and the second block (23), a vertical block (11) is fixedly connected to the inner wall at the bottom of the shell (1), a first circular plate (12) is fixedly connected to the front side of the vertical block (11), two first holes are arranged on the inner side of the first circular plate (12), the inner sides of the two first holes are both slidably connected to the plug blocks (13), and the second The block (23) has two slots matched with the plug-in block (13) on its inner side, the outer sides of the two plug-in blocks (13) are movably plugged into the corresponding slots, and the front sides of the two plug-in blocks (13) are fixedly connected with long rods (15), the front side of the No. 1 circular plate (12) is fixedly connected with the No. 2 circular plate (14), the inner side of the No. 2 circular plate (14) has two No. 2 holes matched with the long rods (15), the outer sides of the two long rods (15) are slidably connected in the corresponding No. 2 holes, and the outer side of the No. 2 circular plate (14) is provided with a driving mechanism.

2. A lithium battery tab connection device according to claim 1, characterized in that: The driving mechanism comprises a rotating rod (17), the rear side of which is fixedly connected to a No. 3 circular plate (16), the front side of which is provided with two No. 3 holes adapted to the long rods (15), the outer sides of the two long rods (15) being slidably connected in the corresponding No. 3 holes, and the front side of the rotating rod (17) being fixedly connected to a hand wheel (20), and the outer side of the rotating rod (17) being rotatably connected to the inner wall of the front side of the housing (1).

3. A lithium battery tab connection device according to claim 1, characterized in that: Two electric wires (10) are fixedly connected to the inner sides of the inner walls on both sides of the outer shell (1), and conductive posts (8) are fixedly connected to the left and right sides of the plurality of battery bodies (3), and a battery tab block (9) is fixedly connected to one side of the plurality of conductive posts (8), and the inner sides of the two battery tab blocks (9) located on the same side are fixedly connected to the outer sides of the corresponding electric wires (10).

4. A lithium battery tab connection device according to claim 1, characterized in that: A plurality of guide rods (4) are fixedly connected to the inner walls on both sides of the outer shell (1), a plurality of guide rods (4) are slidably connected to the outer sides of the plurality of guide rods (4), and a long block (7) is fixedly connected to one side of the plurality of guide cylinders (5). The inner sides of the plurality of long blocks (7) are fixedly connected to the outer sides of the corresponding conductive columns (8), and a spring (6) is fixedly connected to one side of the plurality of long blocks (7), and the other ends of the plurality of springs (6) are respectively fixed to the inner walls on both sides of the corresponding outer shell (1).

5. A lithium battery tab connection device according to claim 1, characterized in that: The front side of the housing (1) is fixedly connected to a connecting plate (18), one side of the connecting plate (18) is fixedly connected to a fixing plate (19), the inner side of the fixing plate (19) is slidably connected to a screw rod (21), the rear side of the screw rod (21) is fixedly connected to the front side of a hand wheel (20), and the outer side of the screw rod (21) is threadedly connected to a nut (22), and the rear side of the nut (22) is movably abutted against the front side of the fixing plate (19).

6. A lithium battery tab connection device according to claim 1, characterized in that: The top of the housing (1) is threadedly connected with a sealing plate via a plurality of bolts.

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