Multi-cell charging tool

Abstract

The utility model discloses a multi-cell charging tool, which relates to the field of cell charging and comprises a workbench, a tool plate, a conductive bolt, an insulating pressure plate and a pressure plate moving component, the tool plate and the insulation pressing plate are correspondingly arranged on the workbench, the conductive plug pin is arranged on the inner side of the tool plate, and the multiple battery cells are arranged between the conductive plug pin and the insulation pressing plate in the length direction of the tool plate; the pressing plate moving assembly is arranged on the portion, on the outer side of the insulation pressing plate, of the workbench and connected with the outer side wall of the insulation pressing plate, and the pressing plate moving assembly can drive the insulation pressing plate to be close to or away from the tool plate. A plurality of conductive bolts can be installed on the tool plate, the pressing plate moving assembly pushes the insulating pressing plate to drive the battery cells to make contact with the conductive bolts, electricity supplementing work of the multiple battery cells can be completed at a time, operation is easy, and time and labor are saved.

Description

Technical Field

[0001] The utility model relates to the field of cell charging, in particular to a multi-cell charging tooling. Background Art

[0002] Existing power or energy storage batteries generally use multi-cell series and parallel connection methods. To ensure the overall capacity, the static voltage difference of all cells needs to be within a certain range. Most existing charging toolings are used at the module level or PCAK level, with large sizes and restricted by product structures. As the production volume increases, more cells need to be charged.

[0003] Regarding the above problems existing in the prior art, Patent Application CN108183270A discloses a new type of module single-string charging tooling, including a tooling tray and an adjustable pressure head. The tooling tray is horizontally arranged, and vertical first support rods and second support rods are provided on both sides of the tooling tray. A module guide block is provided at the position between the first support rod and the second support rod on the tooling tray, and a module guide groove is provided on the module guide block. The adjustable pressure head includes a mounting plate, a first square screw column, and a second square screw column. The mounting plate is horizontally arranged and located above the module guide block. The two ends of the mounting plate are respectively installed on the first support rod and the second support rod, and the distance between the mounting plate and the module guide block is adjustable. The first square screw column and the second square screw column are installed on the side of the mounting plate close to the module guide block, and the distance between the first square screw column and the second square screw column is adjustable. This device can charge a single cell, but is not suitable for charging multiple cells simultaneously. Summary of the Utility Model

[0004] The technical problem to be solved by the utility model is to provide a multi-cell charging tooling aiming at the deficiencies of the above-mentioned prior art.

[0005] To solve the above technical problems, the technical solution adopted by the utility model is:

[0006] A multi-cell charging tooling for cell charging, including a workbench, a tooling plate, conductive plugs, insulating pressure plates, and a pressure plate moving component; the tooling plate and the insulating pressure plate are correspondingly arranged on the workbench, the conductive plugs are arranged inside the tooling plate, and multiple cells are arranged between the conductive plugs and the insulating pressure plates along the length direction of the tooling plate; the pressure plate moving component is arranged on the workbench outside the insulating pressure plate and is connected to the outer side wall of the insulating pressure plate, and the pressure plate moving component can drive the insulating pressure plate to approach or move away from the tooling plate.

[0007] Multiple conductive plugs can be installed on the tooling plate. The pressure plate moving component pushes the insulating pressure plate to drive the cells to contact the conductive plugs, and the charging work of multiple cells can be completed at one time, with simple operation, time-saving and labor-saving.

[0008] As a further preference of the present utility model, it further includes a spring. The conductive plug pin includes an integrally formed plug pin shaft and a plug pin head, and the diameter of the plug pin head is greater than that of the plug pin shaft. A shaft hole is formed on the tooling plate, and the plug pin shaft is inserted into the shaft hole. The spring is sleeved on the plug pin shaft between the tooling plate and the plug pin head, and the conductive plug pin can reciprocate along the width direction of the tooling plate. The insulating pressing plate drives the battery cell to press against the conductive plug pin, and the spring is compressed to prevent overpressure from damaging the pole surface of the battery cell.

[0009] As a further preference of the present utility model, the tooling plate is provided with a waist-shaped hole, and the conductive plug pin is movably arranged in the waist-shaped hole. The conductive plug pin is arranged on the waist-shaped hole, and the distance between the two poles can be adjusted to be compatible with different models of battery cells.

[0010] As a further preference of the present utility model, the pressing plate moving assembly includes a handle and a transmission assembly connected to each other, and the transmission assembly is connected to the insulating pressing plate. The handle is provided to facilitate the operation of the insulating pressing plate by the staff through the pressing plate moving assembly and drive the insulating pressing plate to move.

[0011] As a further preference of the present utility model, it further includes an acrylic baffle, and the acrylic baffle is arranged between adjacent battery cells. It prevents the short circuit of the battery cells caused by improper operation.

[0012] As a further preference of the present utility model, the tooling plate and the insulating pressing plate are arranged on the workbench along the length direction of the workbench. It can place more battery cells for charging under the condition of limited length of the workbench.

[0013] As a further preference of the present utility model, it further includes a charging device, and the charging device is connected to the tail of the conductive plug pin.

[0014] The present utility model has the following beneficial effects:

[0015] 1. The present utility model designs a multi-cell charging tooling, including components such as a workbench, a tooling plate, a conductive plug pin, an insulating pressing plate, and a pressing plate moving assembly. Multiple conductive plug pins can be installed on the tooling plate, and the pressing plate moving assembly pushes the insulating pressing plate to drive the battery cell to contact the conductive plug pin, so that the charging work of multiple battery cells can be completed at one time, with simple operation and time and labor saving.

[0016] 2. A spring is also provided on the conductive plug pin of the present utility model. The insulating pressing plate drives the battery cell to press against the conductive plug pin, and the spring is compressed to prevent overpressure from damaging the pole surface of the battery cell.

[0017] 3. The tooling plate of the present utility model is also provided with a waist-shaped hole, and the conductive plug pin is arranged on the waist-shaped hole, and the distance between the two poles can be adjusted to be compatible with different models of battery cells.

[0018] 4. An acrylic baffle is added between adjacent battery cells to prevent the short circuit of the battery cells caused by improper operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0020] Figure 2 is a top view of the present utility model;

[0021] Figure 3 is a side view of the present utility model.

[0022] Among them are: 1. workbench; 2. tooling plate; 3. conductive plug; 4. insulating pressure plate; 5. pressure plate moving assembly; 6. battery cell. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0023] The present utility model will be further described in detail below in conjunction with the drawings and specific preferred embodiments.

[0024] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by terms such as "left side", "right side", "upper part", "lower part", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. "First", "second", etc. do not represent the importance of the components, so they cannot be understood as limitations to the present utility model. The specific dimensions adopted in this embodiment are only for illustrating the technical solution by way of example and do not limit the protection scope of the present utility model.

[0025] As Figures 1-3 shown, a multi-cell charging tooling for charging the battery cell 6 includes a workbench 1, a tooling plate 2, a conductive plug 3, an insulating pressure plate 4 and a pressure plate moving assembly 5; the tooling plate 2 and the insulating pressure plate 4 are correspondingly arranged on the workbench 1, the conductive plug 3 is arranged inside the tooling plate 2, and a plurality of battery cells 6 are arranged between the conductive plug 3 and the insulating pressure plate 4 along the length direction of the tooling plate 2; the pressure plate moving assembly 5 is arranged on the workbench 1 outside the insulating pressure plate 4 and is connected to the outer side wall of the insulating pressure plate 4, and the pressure plate moving assembly 5 can drive the insulating pressure plate 4 to approach or move away from the tooling plate 2.

[0026] The workbench surface is insulated to prevent the metal part from scratching the outer shell of the battery cell 6 and enhance the safety of the workbench 1.

[0027] A plurality of conductive plugs 3 can be installed on the tooling plate 2, and the pressure plate moving assembly 5 pushes the insulating pressure plate 4 to drive the battery cell 6 to contact the conductive plug 3, so that the charging work of a plurality of battery cells 6 can be completed at one time, with simple operation, time and labor saving.

[0028] It also includes a spring. The conductive pin 3 includes an integrally formed pin shaft and a pin head, and the diameter of the pin head is greater than that of the pin shaft. A shaft hole is formed on the tooling plate 2, and the pin shaft is inserted into the shaft hole. The spring is sleeved on the pin shaft between the tooling plate 2 and the pin head, and the conductive pin 3 can reciprocate in the width direction of the tooling plate 2. The insulating pressure plate 4 drives the battery cell 6 to press against the conductive pin 3, and the spring is compressed to prevent the pole column surface of the battery cell 6 from being damaged by overpressure. The surface of the tooling plate 2 is made of acrylic material. Acrylic is inexpensive and an insulating material, which improves safety. The shaft hole is equipped with the conductive pin 3, and the movable part of the conductive pin 3 is sleeved with a spring. The part extending outside the tooling plate 2 after compression is used to connect the charging equipment, and the conductive pin 3 has a buckle with an anti-detachment design.

[0029] The tooling plate 2 is provided with a waist-shaped hole, and the conductive pin 3 is movably arranged in the waist-shaped hole. The conductive pin 3 is arranged on the waist-shaped hole, and the distance between the two poles can be adjusted to be compatible with different models of battery cells 6.

[0030] The pressure plate moving assembly 5 includes a handle and a transmission assembly connected to each other, and the transmission assembly is connected to the insulating pressure plate 4. The handle is provided to facilitate the operation of the insulating pressure plate 4 by the staff through the pressure plate moving assembly 5 and drive the insulating pressure plate 4 to move.

[0031] It also includes an acrylic baffle, and the acrylic baffle is arranged between adjacent battery cells 6. To prevent the short circuit of the battery cell 6 caused by improper operation.

[0032] The tooling plate 2 and the insulating pressure plate 4 are arranged on the workbench 1 along the length direction of the workbench 1. It can place more battery cells 6 for charging under the condition of limited length of the workbench 1.

[0033] The specific use and working principle of the present invention are as follows:

[0034] First, place each battery cell 6 lying on its side on the workbench 1, align the positive and negative poles with the conductive pins 3 on the tooling plate 2, pull the handle, the pressure plate moving assembly 5 drives the insulating pressure plate 4 to push the battery cell 6 into contact with the conductive pin 3, and at the same time the spring is compressed. The battery cell 6 is in firm contact with the conductive pin 3, and the tail of the conductive pin 3 protruding from the tooling plate 2 is connected to the charging equipment. When all the battery cells 6 are charged, pull the handle, the pressure plate moving assembly 5 drives the insulating pressure plate 4 to move backward, and finally manually remove the charged battery cells 6, and repeat the above operation to continue charging the remaining battery cells 6.

[0035] The preferred embodiments of the present invention have been described in detail above. However, the present invention is not limited to the specific details in the above embodiments. Within the technical concept scope of the present invention, various equivalent transformations can be made to the technical solutions of the present invention, and these equivalent transformations all belong to the protection scope of the present invention.

Claims

1. A multi-cell charging and compensating tooling for charging and compensating a cell (6), characterized in that: It includes a workbench (1), a tooling plate (2), a conductive plug (3), an insulating pressing plate (4) and a pressing plate moving assembly (5); the tooling plate (2) and the insulating pressing plate (4) are correspondingly arranged on the workbench (1), the conductive plug (3) is arranged inside the tooling plate (2), and a plurality of battery cells (6) are arranged between the conductive plug (3) and the insulating pressing plate (4) along the length direction of the tooling plate (2); the pressing plate moving assembly (5) is arranged on the workbench (1) outside the insulating pressing plate (4) and is connected to the outer side wall of the insulating pressing plate (4), and the pressing plate moving assembly (5) can drive the insulating pressing plate (4) to approach or move away from the tooling plate (2); it also includes a spring. The conductive plug (3) includes an integrally formed plug shaft and a plug head, the diameter of the plug head is larger than that of the plug shaft, a shaft hole is formed on the tooling plate (2), the plug shaft is inserted into the shaft hole, the spring is sleeved on the plug shaft between the tooling plate (2) and the plug head, and the conductive plug (3) can reciprocate along the width direction of the tooling plate (2).

2. The multi-cell repair tooling according to claim 1, wherein: The tooling plate (2) is provided with an oblong hole, and the conductive plug (3) is movably arranged in the oblong hole.

3. A multi-cell repair tooling according to claim 1, characterized in that: The pressing plate moving assembly (5) includes a handle and a transmission assembly connected to each other, and the transmission assembly is connected to the insulating pressing plate (4).

4. A multi-cell repair tooling according to claim 1, characterized in that: It also includes an acrylic baffle, and the acrylic baffle is arranged between adjacent battery cells (6).

5. A multi-cell repair tooling according to claim 1, characterized in that: The tooling plate (2) and the insulating pressing plate (4) are arranged on the workbench (1) along the length direction of the workbench (1).

6. A multi-cell repair tooling according to claim 1, characterized in that: It also includes a power supply replenishing device, and the power supply replenishing device is connected to the tail of the conductive plug (3).

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