Battery cell dismounting and mounting mechanism

Abstract

The utility model relates to the technical field of battery cell disassembly and assembly, and particularly discloses a battery cell disassembly and assembly mechanism which comprises a holding part, second connecting parts, a handle and a check ring, the two symmetrical sides of a battery cell are provided with first connecting parts, the two second connecting parts are located at the two ends of the holding part respectively and can be detachably connected with the two first connecting parts respectively, and the check ring is arranged on the handle. According to the invention, the holding part is arranged on the battery cell to realize the connection of the holding part and the battery cell, so that the battery cell can be driven by the holding part to displace, the battery cell is convenient to disassemble and assemble and can be taken down when the disassembly and assembly mechanism does not need to be used, and the two sides of the battery cell are simultaneously stressed, so that the stability is better.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of battery cell dismounting, in particular to a battery cell dismounting mechanism. BACKGROUND

[0002] In the technical field of battery cells, as the basic unit of a battery, battery cells are usually stacked to form a module in practical applications to facilitate management and use. The traditional combination of battery cells and electrical connectors mainly has two types: welding and plugging.

[0003] Among them, the welding method can provide stable electrical connection, but it has strict requirements on the quality of the electrical connector. Because the battery cell often needs to be cut during dismounting, not only will it damage the battery cell and make it unable to be reused, but also it will increase the investment cost of cutting equipment. On the other hand, although the plugging method realizes reversible connection, in actual operation, it is necessary to accurately align the pole of the battery cell with the insertion end of the electrical connector, and then fix it by interference extrusion. This requires that a series of fixing devices such as angle guards, clamps and end plates must be removed before dismounting. Such operation not only consumes time but also increases cost. SUMMARY

[0004] The utility model takes the foregoing problem into account and is made, the utility model aims at providing a battery cell dismounting mechanism, which can realize quick dismounting of battery cells, has high dismounting efficiency and low cost.

[0005] To achieve the above-mentioned purpose, the utility model provides a battery cell dismounting mechanism, the battery cell is provided with a first connecting part on the symmetrical two sides, the dismounting mechanism includes a holding part and a second connecting part located at both ends of the holding part.

[0006] Two second connecting parts are respectively detachably connected with two first connecting parts to connect the holding part and the battery cell.

[0007] According to the above-mentioned battery cell dismounting mechanism, the first connecting part is a threaded hole, the second connecting part is a connecting bolt, the connecting bolt is matched with the threaded hole, one end of the connecting bolt can be inserted into the threaded hole and is in threaded engagement with the threaded hole.

[0008] According to the above-mentioned battery cell dismounting mechanism, the battery cell is provided with a pole on the symmetrical two sides, two threaded holes are arranged on two poles in the vertical direction, the holding part is a holding plate, two connecting bolts are rotatably arranged at both ends of the holding plate and can be respectively inserted into two threaded holes.

[0009] According to the battery cell disassembly and assembly mechanism described above, external terminals are provided on both symmetrical sides of the battery cell, the poles are arranged on the external terminals along the vertical direction, and the cross-sectional area of ​​the poles gradually decreases from top to bottom.

[0010] According to the above-mentioned battery cell disassembly and assembly mechanism, it also includes a handle and a retaining ring. The handle is fixed on the top of the connecting bolt and is located above the holding plate, and the handle is square in shape. The retaining ring is connected to the connecting bolt and is located below the holding plate, and the retaining ring can cooperate with the handle to clamp the holding plate.

[0011] According to the above-mentioned battery cell disassembly and assembly mechanism, it also includes a handle, which is fixed to the middle part of the top surface of the holding plate and is used to pull the holding plate.

[0012] According to the above-mentioned battery cell disassembly and assembly mechanism, the first connecting part is set as a clamping surface, and the two clamping surfaces are located on both sides of the battery cell that are symmetrical. The second connecting part is set as a clamping plate, and a connecting plate is provided between the two clamping plates. The two clamping plates can be respectively attached to the two clamping surfaces to clamp the battery cell.

[0013] According to the above-mentioned battery cell disassembly and assembly mechanism, it also includes a connecting bolt, the holding portion is set as a holding plate, the upper end of the connecting bolt can be rotatably connected to the middle of the holding plate, and the lower end of the connecting bolt is threadedly engaged with the middle of the connecting plate.

[0014] According to the above-mentioned battery cell disassembly and assembly mechanism, it also includes a handle and a retaining ring. The handle is fixed on the top of the connecting bolt and is located above the holding plate, and the handle is square in shape. The retaining ring is connected to the connecting bolt and is located below the holding plate, and the retaining ring can cooperate with the handle to clamp the connecting plate.

[0015] According to the above-mentioned battery cell disassembly and assembly mechanism, a threaded hole is provided on the clamping plate, a set screw is provided in the positioning hole, and one end of the set screw can pass through the positioning hole and abut against the clamping surface.

[0016] The utility model has the following beneficial effects:

[0017] 1. The first connecting portion is provided on the disassembly and assembly mechanism, which is detachably connected to the second connecting portion on the battery cell and can drive the battery cell to move, thereby facilitating the disassembly and assembly of the battery cell;

[0018] 2. Force can be applied to both sides of the battery cell at the same time to ensure the stability of battery cell disassembly and assembly;

[0019] 3. A handle is provided at one end of the connecting bolt, which is square in shape and easy to hold. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the overall structure of the disassembly and assembly mechanism of Example 1;

[0021] Figure 2 is a cross-sectional view of the disassembly and assembly mechanism of the first embodiment;

[0022] Figure 3 1 is a schematic diagram of the partial structure of the battery cell of Example 1;

[0023] Figure 4 This is a schematic diagram of the disassembly and assembly mechanism and battery cell assembly of the first embodiment;

[0024] Figure 5 1 is a schematic diagram of the battery cell structure of Example 2;

[0025] Figure 6 This is a schematic diagram of the overall structure of the disassembly and assembly mechanism of the second embodiment;

[0026] Figure 7 This is a schematic diagram of the disassembly and assembly mechanism and battery cell assembly of the second embodiment;

[0027] Figure 8 This is a cross-sectional view of the assembly of the clamping plate and the battery cell of the second embodiment.

[0028] In the picture:

[0029] 1. Battery cell; 2. Grip plate; 3. Connecting bolt; 4. Retaining ring; 5. Handle; 6. Pull handle; 7. Clamping plate; 8. Connecting plate; 9. Set screw; 10. Positioning hole; 11. Pole; 12. Threaded hole; 13. External terminal; 14. Clamping surface. DETAILED DESCRIPTION

[0030] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0031] Example 1

[0032] like Figures 1-4 As shown, a battery cell disassembly and assembly mechanism includes a gripping portion, a second connecting portion, a handle 5 and a retaining ring 4.

[0033] Specifically, a first connecting part is provided on both symmetrical sides of the battery cell 1, and two second connecting parts are respectively located at both ends of the holding part, and can be detachably connected to the two first connecting parts to realize the connection between the holding part and the battery cell 1. The battery cell 1 can be driven to move by the holding part, which facilitates the disassembly and assembly of the battery cell 1, and both sides of the battery cell 1 are subjected to force at the same time, which has better stability.

[0034] In this embodiment, the first connecting part is set as a threaded hole 12, and the second connecting part is set as a connecting bolt 3. The connecting bolt 3 is adapted to the threaded hole 12, and one end of the connecting bolt 3 can be extended into the threaded hole 12 and threadedly engaged with the threaded hole 12, that is, a detachable connection is achieved through threaded engagement. When it is not needed, it can be removed by rotating the connecting bolt 3.

[0035] Furthermore, external terminals 13 and poles 11 are provided on both symmetrical sides of the battery cell 1. The poles 11 are arranged on the external terminals 13 in a vertical direction. Two threaded holes 12 are arranged on the two poles 11 in a vertical direction. The holding portion is provided as a holding plate 2. Two connecting bolts 3 are rotatably provided at both ends of the holding plate 2 and can be respectively extended into the two threaded holes 12, that is, the threaded holes 12 are directly opened on the poles 11, which can avoid adding new components.

[0036] The cross-sectional area of ​​the pole 11 gradually decreases from top to bottom, so as to facilitate the insertion of the pole 11 into an electrical connector adapted thereto.

[0037] Among them, the handle 5 is fixed on the top of the connecting bolt 3 and is located above the holding plate 2. The handle 5 is square in shape. The retaining ring 4 is connected to the connecting bolt 3 and is located below the holding plate 2. The retaining ring 4 can cooperate with the handle 5 to clamp the holding plate 2, so that no shaking will occur when the holding plate 2 is driven.

[0038] In this embodiment, a handle 6 is also included. The handle 6 is fixed to the middle of the top surface of the gripping plate 2 and is used to pull the gripping plate 2. The provision of the handle 6 makes it easier to grip the gripping plate 2, facilitating operation by the operator.

[0039] Example 2

[0040] like Figures 5-8 As shown, a battery cell disassembly and assembly mechanism includes a gripping portion, a second connecting portion, a handle 5 and a retaining ring 4.

[0041] A first connecting part is provided on both symmetrical sides of the battery cell 1, and two second connecting parts are respectively located at both ends of the holding part, and can be detachably connected to the two first connecting parts to realize the connection between the holding part and the battery cell 1. The battery cell 1 can be driven to move by the holding part, which facilitates the disassembly and assembly of the battery cell 1, and both sides of the battery cell 1 are subjected to force at the same time, which has better stability.

[0042] In this embodiment, the first connecting portion is set as a clamping surface 14, and the two clamping surfaces 14 are located on both sides of the battery cell 1 that are symmetrical. The second connecting portion is set as a clamping plate 7, and a connecting plate 8 is provided between the two clamping plates 7. The two clamping plates 7 can be respectively attached to the two clamping surfaces 14 to clamp the battery cell 1, that is, the two clamping plates 7 are used to clamp the battery cell 1, so as to achieve connection with the battery cell 1 and thereby drive the battery cell 1.

[0043] Specifically, the clamping plate 7 is provided with a positioning hole 10, a clamping screw 9 is arranged in the positioning hole 10, one end of the clamping screw 9 can abut against the clamping surface 14 through the positioning hole 10, and the abutment of the clamping screw 9 and the clamping surface 14 can be achieved, so that the connecting force of the clamping plate 7 and the battery cell 1 is increased, the clamping and positioning of the battery cell 1 are achieved, and the battery cell 1 is prevented from falling.

[0044] In the embodiment, the connecting bolt 3 is further included, the holding part is provided as a holding plate 2, the upper end of the connecting bolt 3 is rotatably connected with the middle part of the holding plate 2, the lower end of the connecting bolt 3 is threadedly connected with the middle part of the connecting plate 8, the detachable connection of the holding plate 2 and the connecting plate 8 can be achieved through the connecting bolt 3, the handle 5 is fixed on the top of the connecting bolt 3 and located above the holding plate 2, the handle 5 is in a quadrangular shape, the retaining ring 4 is connected with the connecting bolt 3 and located below the holding plate 2, and the retaining ring 4 can be matched with the handle 5 to clamp the holding plate 2, so that the holding plate 2 is prevented from shaking.

[0045] The technical scheme of the utility model is described in detail above in combination with the drawings, and the described embodiment is used to help understand the idea of the utility model. The specific embodiment described in the text is only an example of the spirit of the utility model. The person skilled in the art to which the utility model belongs can make various modifications or supplements to the described specific embodiment or replace it with similar ways, but it will not deviate from the spirit of the utility model or exceed the range defined by the attached claims.

[0046] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the utility model are only used to explain the relative positional relationship, movement condition, etc. between the components in a certain posture (as shown in the drawings), and if the certain posture changes, the directional indications will also change accordingly.

[0047] In addition, the description of "first", "second", "one" and the like in the utility model is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first" and "second" can explicitly or implicitly include at least one of the features. In the description of the utility model, the meaning of "multiple" is at least two, such as two, three, etc., unless otherwise specifically limited.

[0048] In the utility model, unless another definite provision and limitation, the term "connect", "fix" and so on should do the broad sense understanding, for example, "fix" can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electric connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be two element inside's intercommunication or two element's mutual action relation, unless another definite limitation.For the ordinary skill in the art, the specific meaning of the above-mentioned term in the utility model can be understood according to the specific circumstances.

[0049] In addition, the technical solutions of various embodiments of the present application can be combined with each other, but must be based on the realization of ordinary skilled in the art, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, also not within the protection scope required by the present application.

Claims

1. A battery cell disassembly and assembly mechanism, wherein a first connecting portion is provided on both symmetrical sides of the battery cell, characterized in that: The disassembly and assembly mechanism includes a gripping portion and second connecting portions located at both ends of the gripping portion; The two second connection parts can be detachably connected to the two first connection parts respectively to connect the holding part and the battery core.

2. A battery core disassembly and assembly mechanism according to claim 1, characterized in that: The first connecting portion is configured as a threaded hole, and the second connecting portion is configured as a connecting bolt. The connecting bolt is adapted to the threaded hole, and one end of the connecting bolt can extend into the threaded hole and be threadedly engaged with the threaded hole.

3. A battery core disassembly and assembly mechanism according to claim 2, characterized in that: The battery cell is provided with poles on both sides symmetrically, the two threaded holes are arranged on the two poles along the vertical direction, the holding portion is provided as a holding plate, and the two connecting bolts are rotatably provided at both ends of the holding plate and can be respectively extended into the two threaded holes.

4. A battery core disassembly and assembly mechanism according to claim 3, characterized in that: External terminals are provided on two symmetrical sides of the battery cell, the poles are arranged on the external terminals along a vertical direction, and the cross-sectional area of ​​the poles gradually decreases from top to bottom.

5. The battery core disassembly and assembly mechanism according to claim 3, characterized in that: It also includes a handle and a retaining ring. The handle is fixed on the top of the connecting bolt and is located above the holding plate. The handle is square in shape. The retaining ring is connected to the connecting bolt and is located below the holding plate. The retaining ring can cooperate with the handle to clamp the holding plate.

6. A battery core disassembly and assembly mechanism according to claim 3, characterized in that: It also includes a handle, which is fixed to the middle of the top surface of the holding plate and is used to pull the holding plate.

7. The battery core disassembly and assembly mechanism according to claim 1, characterized in that: The first connecting portion is configured as a clamping surface, and the two clamping surfaces are located on two symmetrical sides of the battery cell. The second connecting portion is configured as a clamping plate, and a connecting plate is provided between the two clamping plates. The two clamping plates can be respectively attached to the two clamping surfaces to clamp the battery cell.

8. The battery core disassembly and assembly mechanism according to claim 7, characterized in that: It also includes a connecting bolt, the holding portion is configured as a holding plate, the upper end of the connecting bolt is rotatably connected to the middle of the holding plate, and the lower end of the connecting bolt is threadedly engaged with the middle of the connecting plate.

9. The battery core disassembly and assembly mechanism according to claim 8, characterized in that: It also includes a handle and a retaining ring. The handle is fixed on the top of the connecting bolt and is located above the holding plate. The handle is square in shape. The retaining ring is connected to the connecting bolt and is located below the holding plate. The retaining ring can cooperate with the handle to clamp the holding plate.

10. The battery core disassembly and assembly mechanism according to claim 7, characterized in that: A positioning hole is provided on the clamping plate, a set screw is provided in the positioning hole, and one end of the set screw can pass through the positioning hole and abut against the clamping surface.

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