High-voltage photovoltaic energy storage lithium battery series protection structure

Abstract

The utility model belongs to the technical field of energy storage lithium batteries, and discloses a high-voltage photovoltaic energy storage lithium battery series connection protection structure which comprises a box body, a fixing column is fixedly arranged on the outer side of the box body, a fixing connector is detachably arranged on the inner wall of the fixing column, a sliding column is arranged in the fixing connector in a reciprocating sliding mode, and a limiting groove is formed in one side of the sliding column. The outer side of the sliding column is sleeved with a first spring, the other end of the first spring is fixedly connected with the inner wall of the fixing connector, a clamping plate is fixedly arranged on the outer wall of the other side of the fixing connector, a sliding groove is formed in the top end of the fixing connector, a pressing plate is slidably arranged in the sliding groove, a clamping groove is formed in the pressing plate, and the clamping plate slides in the clamping groove. By means of the scheme, the problems that in the using process, a connector cannot be protected, consequently, the connector is in poor contact, energy storage cannot be conducted on a lithium battery, a large amount of time and energy of workers are wasted, and the working efficiency is reduced are solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of energy storage lithium batteries, in particular to a high-voltage photovoltaic energy storage lithium battery series protection structure. Background Art

[0002] This paragraph introduces what is written in this patent in a summary way. The ending needs to be connected to the technical issue. It cannot suddenly shift from a high-voltage photovoltaic energy storage lithium battery series protection structure to a technical issue.

[0003] At the same time, the application number is 202220215168.4, which is a multi-layer arrangement structure of energy storage lithium battery protection plates, including a protective shell, a shell cover is rotatably installed on the protective shell, a plurality of battery protection plates are arranged in the protective shell, two cooling mechanisms are embedded in the top of the protective shell, a plurality of air outlets are provided at the bottom of the protective shell, guide grooves are provided on the inner walls on both sides of the protective shell, two support rods are slidably installed in the protective shell, guide blocks are installed at both ends of the two support rods, the guide blocks are slidably connected to the corresponding guide grooves, two clamping plates are slidably installed on the support rods, the battery protection plate is located between the two clamping plates, an elastic clamping mechanism is provided on the clamping plate, a clamping groove is provided on the support rod, the elastic clamping mechanism is clamped with the corresponding clamping groove, the utility model has convenient installation method, is convenient for disassembly and maintenance, the position of the battery protection plate can be adjusted, and the hierarchical arrangement is reasonable.

[0004] However, in the implementation of relevant technologies, the following problems were found: a multi-layer arrangement structure of a lithium battery protection plate for energy storage cannot protect the joints during use, resulting in poor contact of the joints and inability to store energy in the lithium battery, thereby wasting a lot of time and energy of the staff and reducing the work efficiency of the staff.

[0005] To this end, we proposed a high-voltage photovoltaic energy storage lithium battery series protection structure. Utility Model Content

[0006] In order to solve the problems raised in the above background technology, the utility model provides a high-voltage photovoltaic energy storage lithium battery series protection structure, which can protect the joints during use to prevent poor contact of the joints and the inability to store energy in the lithium battery, thereby saving a lot of time and energy of the staff and improving work efficiency.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-voltage photovoltaic energy storage lithium battery series protection structure, including a box body, a fixed column is fixedly provided on the outer side of the box body, and a fixed joint is detachably provided on the inner wall of the fixed column. A sliding column is provided inside the fixed joint for reciprocating sliding. A limiting groove is provided on one side of the sliding column, a first spring is sleeved on the outer side of the sliding column, and the other end of the first spring is fixedly connected to the inner wall of the fixed joint, a card plate is fixedly provided on the outer wall of the other side of the fixed joint, a slide groove is provided on the top of the fixed joint, a pressing plate is slidably provided inside the slide groove, a card groove is provided inside the pressing plate, and the card plate slides inside the card groove.

[0008] Preferably, a power converter is fixedly provided on the inner wall of the box, a battery body is fixedly provided on the bottom end of the inner wall of the box, and the positive and negative poles of the battery body are fixedly connected to the top end of the power converter.

[0009] Preferably, a receiving column is fixedly provided inside the fixing column, and the other end of the receiving column is fixedly connected to the power converter.

[0010] Preferably, a latch is slidably provided inside the limiting groove, and a plug is fixedly provided at the other end of the latch.

[0011] Preferably, round balls are arranged inside the sliding column, and the number of the round balls is four.

[0012] Preferably, a second spring is fixedly provided at the bottom end of the pressing plate, and the bottom end of the second spring is fixedly connected to the sliding groove.

[0013] Preferably, a top plate is detachably provided at the top of the box body, a buckle is fixedly provided on the outer side of the top plate, and the other end of the buckle is fixedly connected to the upper outer side of the box body.

[0014] Preferably, a third spring is fixedly provided on the inner wall of the box body, a clamping plate is fixedly provided on the other end of the third spring, and the other side of the clamping plate is in contact with the battery body.

[0015] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0016] 1. The utility model sets a sliding column, inserts the pin into the limit groove, and the round ball inside the limit groove fixes the pin, presses the pressing plate inside the fixed joint, and the pressing plate moves downward to push the plug. The movement of the plug drives the pin to move, and the movement of the pin drives the card plate to slide inside the card slot. The sliding column moves to fit with the receiving column inside the fixed column. The receiving column transmits electricity to the battery body through the power converter for energy storage. During use, the joint can be protected to prevent the poor contact of the joint from failing to store energy in the lithium battery, thereby saving a lot of time and energy of the staff and improving work efficiency.

[0017] 2. The utility model uses a clamping plate to clamp and fix the battery body, the third spring undergoes elastic deformation to stretch and shrink, the top plate at the top of the box body is used to protect the battery body, and the buckle is used to fix the top plate, thereby achieving the purpose of protecting the battery body. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of the fixed joint of the utility model;

[0021] Figure 4 This is a schematic diagram of the cross-sectional structure of the fixed joint of the utility model;

[0022] Figure 5 For this utility model Figure 1 Schematic diagram of the A structure.

[0023] In the figure: 1. box body; 2. fixed joint; 3. plug; 4. latch; 5. limit groove; 6. round ball; 7. first spring; 8. slide groove; 9. pressing plate; 10. slot; 11. second spring; 12. card plate; 13. sliding column; 14. fixed column; 15. receiving column; 16. power converter; 17. third spring; 18. clamp; 19. battery body; 20. top plate; 21. buckle. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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] like Figures 1 to 5As shown, the utility model provides a high-voltage photovoltaic energy storage lithium battery series protection structure, including a box body 1, a fixed column 14 is fixedly provided on the outer side of the box body 1, and a fixed joint 2 is detachably provided on the inner wall of the fixed column 14, a sliding column 13 is provided inside the fixed joint 2 for reciprocating sliding, a limiting groove 5 is provided on one side of the sliding column 13, a first spring 7 is sleeved on the outer side of the sliding column 13, and the other end of the first spring 7 is fixedly connected to the inner wall of the fixed joint 2, the first spring 7 is elastically deformed to stretch and contract, a card plate 12 is fixedly provided on the outer wall of the other side of the fixed joint 2, a slide groove 8 is provided on the top of the fixed joint 2, a pressing plate 9 is slidably provided inside the slide groove 8, a card groove 10 is provided inside the pressing plate 9, and the card plate 12 slides inside the card groove 10.

[0026] Specifically, a power converter 16 is fixedly provided on the inner wall of the box body 1, a battery body 19 is fixedly provided on the bottom end of the inner wall of the box body 1, and the positive and negative poles of the battery body 19 are fixedly connected to the top of the power converter 16, the sliding column 13 moves to fit with the receiving column 15 inside the fixed column 14, and the receiving column 15 transmits electricity to the inside of the battery body 19 through the power converter 16.

[0027] Furthermore, a receiving column 15 is fixedly disposed inside the fixing column 14 , and the other end of the receiving column 15 is fixedly connected to the power converter 16 .

[0028] Furthermore, a latch 4 is provided for sliding inside the limit groove 5, and a plug 3 is fixedly provided at the other end of the latch 4. The latch 4 on the outside of the plug 3 is inserted into the limit groove 5 inside the sliding column 13. The movement of the plug 3 drives the latch 4 to move, and the movement of the latch 4 drives the card plate 12 on the outside of the sliding column 13 to slide inside the card groove 10.

[0029] It is worth noting that a round ball 6 is arranged inside the sliding column 13 , and the number of the round balls 6 is four. The round balls 6 inside the limiting groove 5 fix and limit the latch 4 .

[0030] It is worth noting that a second spring 11 is fixedly provided at the bottom end of the pressing plate 9, and the bottom end of the second spring 11 is fixedly connected to the slide slot 8. The pressing plate 9 moves downward inside the slide slot 8 to drive the second spring 11 to undergo elastic deformation for shock-absorbing and limiting.

[0031] It is worth mentioning that a top plate 20 is detachably provided at the top of the box body 1. The top plate 20 at the top of the box body 1 is used to protect the battery body 19. A buckle 21 is fixedly provided on the outer side of the top plate 20, and the other end of the buckle 21 is fixedly connected to the upper outer side of the box body 1. The buckle 21 is used to fix the top plate 20, thereby achieving the purpose of protecting the battery body 19.

[0032] It is worth emphasizing that a third spring 17 is fixedly provided on the inner wall of the box body 1, and the third spring 17 undergoes elastic deformation to stretch and contract. A clamp 18 is fixedly provided on the other end of the third spring 17, and the other side of the clamp 18 is in contact with the battery body 19, and the clamp 18 clamps and fixes the battery body 19.

[0033] Among them, the power converter 16 and the battery body 19 are prior art and will not be described in detail. At the same time, the utility model also includes a power supply, a controller, and a switch, which are not the main technical points of this patent and will not be described in detail. The "front, back, left, and right" perspectives of the device are as follows: Figure 1 The direction shown in the figure is used as the reference.

[0034] Working principle: During use, the staff first inserts the pin 4 on the outside of the plug 3 into the limiting groove 5 inside the sliding column 13, and the round ball 6 inside the limiting groove 5 fixes the pin 4 and presses the pressing plate 9 inside the fixed joint 2. The pressing plate 9 moves downward inside the sliding groove 8 and drives the second spring 11 to undergo elastic deformation for shock absorption and limiting, pushing the plug 3. The movement of the plug 3 drives the pin 4 to move. The movement of the pin 4 drives the card plate 12 on the outside of the sliding column 13 to slide inside the card groove 10. The first spring 7 undergoes elastic deformation to stretch and shrink. The sliding column 13 moves to fit the receiving column 15 inside the fixed column 14. The receiving column 15 transmits electricity to the battery body 19 through the power converter 16. The clamp 18 clamps and fixes the battery body 19. The third spring 17 undergoes elastic deformation to stretch and shrink. The top plate 20 at the top of the box body 1 is used to protect the battery body 19, and the buckle 21 is used to fix the top plate 20, thereby achieving the purpose of protecting the battery body 19.

[0035] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0036] 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 high-voltage photovoltaic energy storage lithium battery series protection structure, comprising a box (1), characterized in that: A fixing column (14) is fixedly provided on the outer side of the box body (1), and a fixing joint (2) is detachably provided on the inner wall of the fixing column (14). A sliding column (13) is reciprocatingly slidable inside the fixing joint (2), and a limiting groove (5) is provided on one side of the sliding column (13). A first spring (7) is sleeved on the outer side of the sliding column (13), and the other end of the first spring (7) is fixedly connected to the inner wall of the fixing joint (2). A clamping plate (12) is fixedly provided on the outer wall of the other side of the fixing joint (2), and a sliding groove (8) is provided at the top end of the fixing joint (2). A pressing plate (9) is slidably provided inside the sliding groove (8), and a clamping groove (10) is provided inside the pressing plate (9), and the clamping plate (12) slides inside the clamping groove (10).

2. A high voltage photovoltaic energy storage lithium battery series protection structure according to claim 1, characterized in that: A power converter (16) is fixedly provided on the inner wall of the box (1), a battery body (19) is fixedly provided on the bottom end of the inner wall of the box (1), and the positive and negative electrodes of the battery body (19) are fixedly connected to the top end of the power converter (16).

3. A high voltage photovoltaic energy storage lithium battery series protection structure according to claim 1, characterized in that: A receiving column (15) is fixedly arranged inside the fixing column (14), and the other end of the receiving column (15) is fixedly connected to a power converter (16).

4. A high voltage photovoltaic energy storage lithium battery series protection structure according to claim 1, characterized in that: A latch pin (4) is slidably disposed inside the limiting groove (5), and a plug (3) is fixedly disposed at the other end of the latch pin (4).

5. A high voltage photovoltaic energy storage lithium battery series protection structure according to claim 1, characterized in that: A round ball (6) is arranged inside the sliding column (13), and the number of the round balls (6) is four.

6. A high voltage photovoltaic energy storage lithium battery series protection structure according to claim 1, characterized in that: A second spring (11) is fixedly provided at the bottom end of the pressing plate (9), and the bottom end of the second spring (11) is fixedly connected to the sliding groove (8).

7. A high voltage photovoltaic energy storage lithium battery series protection structure according to claim 1, characterized in that: The top of the box body (1) is detachably provided with a top plate (20), the outer side of the top plate (20) is fixedly provided with a buckle (21), and the other end of the buckle (21) is fixedly connected to the upper outer side of the box body (1).

8. A high voltage photovoltaic energy storage lithium battery series protection structure according to claim 1, characterized in that: A third spring (17) is fixedly provided on the inner wall of the box body (1), a clamping plate (18) is fixedly provided on the other end of the third spring (17), and the other side of the clamping plate (18) is in contact with the battery body (19).

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