Lithium battery module BMS control panel capable of improving installation efficiency

Abstract

The utility model relates to the field of BMS (Battery Management System) control panels, in particular to a lithium battery module BMS control panel capable of improving the installation efficiency, which can simplify the installation steps and effectively solve the problems in the background technology. Comprising a BMS control panel body, fixing structures matched with a cover plate are detachably arranged on the two sides of the BMS control panel body, each fixing structure comprises fixing blocks on the left side and the right side, first sliding way grooves which are provided with upper openings and matched with the left side and the right side of the BMS control panel in a clamped mode are embedded in the inner side faces of the fixing blocks, and the fixing blocks are fixedly connected with the inner surface of the cover plate through fixing pieces; a shell is arranged on the right side of the cover plate, a lithium battery module is arranged in the shell, clamping grooves are formed in the outer surfaces of the two sides of a left port of the shell, and clamping structures matched with each other are arranged between the inner surfaces of left and right side plates of the cover plate and the clamping grooves in the left end of the shell. The device is simple to operate, convenient to use and suitable for various types of lithium battery modules.

Description

Technical Field

[0001] The utility model relates to the field of BMS control panels, in particular to a lithium battery module BMS control panel with improved installation efficiency. Background Art

[0002] The BMS control board is a management system tailored for large-capacity series lithium battery packs. It has functions such as voltage acquisition, active balancing of large currents, overcharge, over-discharge, over-current and over-temperature protection, coulomb meter, Bluetooth communication, and GPS remote control. It can be applied to lithium iron phosphate, ternary lithium and other battery types. The quality of the BMS control board directly determines the quality of the lithium battery pack, including the single-charge usage time, service life, safety, etc.

[0003] There is a lithium battery module BMS control board, such as Figure 1 As shown, its structure includes a BMS control board body 3, which is fixedly connected to a mounting base 21 by screws 31, and the mounting base 21 is fixed to the left end surface of the lithium battery module 2. The lithium battery module 2 is fixed in the shell 1. A cover plate 4 is detachably provided on the left side of the shell 1, and a connector that cooperates with the BMS control board body 3 is provided on the cover plate 4. The connector is connected to the BMS control board body 3 through a line. A card slot 11 is provided on the outer surface of both sides of the left port of the shell 1. The cover plate 4 is stuck in the card slot 11 and is fixedly connected to the shell 1 by bolts 41. The bolts 41 cooperate with the screw holes 111 to fix the cover plate 4 to the shell 1.

[0004] The BMS control board of the above structure can meet the fixed installation of the BMS control board. However, the BMS control board may fail or be damaged during use, and the BMS control board needs to be disassembled for replacement or maintenance. The installation structure of the above BMS control board is troublesome to disassemble and assemble, which is not conducive to improving work efficiency. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a lithium battery module BMS control board with improved installation efficiency. The installation structure can simplify the installation steps and effectively solve the problems raised in the background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a lithium battery module BMS control board with improved installation efficiency, comprising a BMS control board body, both sides of the BMS control board body are detachably provided with a fixing structure that matches with a cover plate, the fixing structure comprises a fixing block on the left and right sides, the inner side of the fixing block is embedded with a first slideway groove with an upper opening that is clamped and matched with the left and right sides of the BMS control board, and the fixing block is fixedly connected to the inner surface of the cover plate through a fixing member;

[0007] A shell is provided on the right side of the cover plate, a lithium battery module is provided in the shell, card slots are provided on the outer surfaces of both sides of the left port of the shell, and a matching card connection structure is provided between the inner surfaces of the left and right side plates of the cover plate and the card slots at the left end of the shell.

[0008] As a preferred technical solution, the fixing parts include fixing plates respectively fixed to the fixing blocks on one side facing the cover plate, the fixing plates are in a transverse L-shape, the transverse part of the fixing plates is provided with fixing holes, and bolts fixedly connected to the cover plate are inserted through the fixing holes.

[0009] As a preferred technical solution, the clamping structure includes a second slide groove that opens vertically at the clamping groove, and vertical clamping blocks that cooperate with the second slide groove are fixedly provided on the inner surfaces of the left and right side plates of the cover respectively.

[0010] As a preferred technical solution, the first slideway groove is in the shape of a vertical rectangular parallelepiped.

[0011] As a preferred technical solution, the second slideway groove is in the shape of a vertical rectangular parallelepiped.

[0012] As a preferred technical solution, the distance between the inner surface of the cover plate and the front side of the lithium battery module is greater than the front-to-back length of the fixed structure.

[0013] As a preferred technical solution, first handles are fixedly provided on both ends of the front outer surface of the cover plate.

[0014] As a preferred technical solution, the first handle is in a U-shaped structure opening backwards.

[0015] As a preferred technical solution, a second handle is fixedly provided at the center of the upper end surface of the BMS control panel.

[0016] As a preferred technical solution, the second handle is in an n-shaped structure.

[0017] Compared with the prior art, the utility model provides a lithium battery module BMS control board that improves installation efficiency and has the following beneficial effects:

[0018] 1. The utility model comprises a fixing block on the left and right sides through a fixing structure, and the inner side of the fixing block is embedded with a first slide groove with an upper opening that is clamped and matched with the left and right sides of the BMS control board. The fixing block is fixedly connected to the inner surface of the cover plate through a fixing piece. When in use, the two sides of the BMS control board can be clamped in the first slide groove from top to bottom, and the two ends of the BMS control board are tightly matched with the first slide groove to avoid sliding upward. Compared with screw fixing, it has the advantage of convenient disassembly and assembly, which is conducive to improving work efficiency.

[0019] 2. The utility model comprises a second slide groove which is vertically opened at the slot through a clamping structure, and the inner surfaces of the left and right side plates of the cover plate are respectively fixed with vertical clamping blocks which cooperate with the second slide groove. When in use, the cover plate can be clamped in the second slide groove from top to bottom through the clamping blocks, thereby fixing the cover plate, facilitating disassembly and assembly, and improving work efficiency.

[0020] 3. The utility model has first handles fixedly disposed at both ends of the front outer surface of the cover plate. When in use, the first handles facilitate installation of the cover plate and facilitate transportation of the entire module.

[0021] 4. The utility model is provided with a second handle fixedly disposed at the center of the upper surface of the BMS control panel. The second handle is in an n-shaped structure. When in use, the second handle facilitates the installation of the BMS control panel into the first slide groove and facilitates the removal of the BMS control panel from the first slide groove. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The accompanying drawings described herein are used to provide a further understanding of the present invention and constitute a part of this application:

[0023] Figure 1 It is a schematic diagram of the three-dimensional structure of an existing lithium battery module BMS control board;

[0024] Figure 2 It is a three-dimensional structural schematic diagram of the utility model;

[0025] Figure 3 for Figure 2 Schematic diagram of the three-dimensional structure from another angle;

[0026] Figure 4 It is an enlarged structural diagram of the coordination between the BMS control panel and the fixed structure;

[0027] Figure 5 It is an enlarged structural schematic diagram of a fixed structure;

[0028] Figure 6 It is a partial enlarged structural schematic diagram of the clamping structure;

[0029] Figure 7 It is a schematic diagram of the three-dimensional structure of the second embodiment of the utility model. DETAILED DESCRIPTION

[0030] 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. Example

[0031] like Figures 2 to 6 As shown, a lithium battery module BMS control board for improving installation efficiency includes a BMS control board body 3, and a fixing structure 5 that cooperates with a cover plate 4 is detachably provided on both sides of the BMS control board body 3, and the fixing structure 5 includes a fixing block 51 on the left and right sides, and the inner side of the fixing block 51 is embedded with a first slideway groove 52 with an upper opening that is clamped and matched with the left and right sides of the BMS control board body 3, and the fixing block 51 is fixedly connected to the inner surface of the cover plate 4 through a fixing member 53. A shell 1 is provided on the right side of the cover plate 4, and a lithium battery module 2 is provided in the shell 1. A card slot 11 is provided on the outer surfaces of both sides of the left port of the shell 1, and a card connection structure 12 that cooperates with each other is provided between the inner surfaces of the left and right side plates of the cover plate 4 and the card slot 11 at the left end of the shell 1.

[0032] The fixing member 53 includes fixing plates respectively fixed to the fixing block 51 on the side facing the cover plate 4 . The fixing plates are in a transverse L-shape. The transverse portion of the fixing plates is provided with fixing holes 531 . Bolts (not shown) fixedly connected to the cover plate 4 are passed through the fixing holes.

[0033] The clamping structure 12 comprises a second slideway groove 12 opened vertically upwards and arranged at the clamping groove 11 , and vertical clamping blocks 122 cooperating with the second slideway groove 12 are respectively fixedly provided on the inner surfaces of the left and right side plates of the cover plate 4 .

[0034] The first slideway groove 52 is in the shape of a vertical rectangular parallelepiped. The second slideway groove 12 is in the shape of a vertical rectangular parallelepiped.

[0035] The distance between the inner surface of the cover plate 4 and the front side of the lithium battery module 2 is greater than the front-to-back length of the fixing structure 5 .

[0036] First handles 42 are fixedly provided at both ends of the front outer surface of the cover plate 4. The first handle 42 is a U-shaped structure that opens backwards.

[0037] When in use, both sides of the BMS control panel body 3 can be clamped into the first slide groove 52 from top to bottom, and the two ends of the BMS control panel body 3 are clamped and matched with the first slide groove 52 to prevent upward slipping. Compared with screw fixing, it has the advantage of convenient disassembly and assembly, which is conducive to improving work efficiency. The cover plate 4 can be clamped into the second slide groove 121 from top to bottom through the clamping block 122, thereby fixing the cover plate 4, and facilitating disassembly and assembly, improving work efficiency. The first handle 42 facilitates the installation of the cover plate 4 and facilitates the transportation of the entire module. Example

[0038] like Figure 7 As shown, a second handle 31 is fixedly provided at the center of the upper end surface of the BMS control board body 3. The second handle 31 is in an n-shaped structure.

[0039] When in use, the second handle 31 facilitates the installation of the BMS control board body 3 into the first slide groove 52 , and facilitates the removal of the BMS control board from the first slide groove 52 .

[0040] The components used in the present invention are all common standard components or components known to those skilled in the art, and their structures and principles are well known to those skilled in the art.

[0041] It should be noted that, in this article, the directions or positional relationships indicated by the terms "first", "second", "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc. are based on the directions or positional relationships shown in the drawings, and 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", "comprises" 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 includes other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0042] The structures, proportions, sizes, etc. illustrated in the drawings of this specification are only used to match the contents disclosed in the specification so that people familiar with this technology can understand and read them. They are not used to limit the conditions under which the present invention can be implemented. Any structural modification, change in proportion or adjustment of size should still fall within the scope of the technical contents disclosed in the present invention without affecting the effects and purposes that can be achieved by the present invention.

[0043] 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 battery module BMS control board for improving installation efficiency, comprising a BMS control board body, characterized in that: The two sides of the BMS control board body are detachably provided with a fixing structure that cooperates with the cover plate, and the fixing structure includes a fixing block on the left and right sides, and the inner side of the fixing block is embedded with a first slideway groove with an upper opening that is clamped and matched with the left and right sides of the BMS control board, and the fixing block is fixedly connected to the inner surface of the cover plate through a fixing piece; A shell is provided on the right side of the cover plate, a lithium battery module is provided in the shell, card slots are provided on the outer surfaces of both sides of the left port of the shell, and a matching card connection structure is provided between the inner surfaces of the left and right side plates of the cover plate and the card slots at the left end of the shell.

2. A lithium battery module BMS control board for improving installation efficiency according to claim 1, characterized in that: The fixing members include fixing plates respectively fixed to the fixing blocks on one side facing the cover plate, the fixing plates are in a transverse L-shape, fixing holes are arranged on the transverse part of the fixing plates, and bolts fixedly connected to the cover plate are passed through the fixing holes.

3. A lithium battery module BMS control board for improving installation efficiency according to claim 1, characterized in that: The clamping structure comprises a second slideway groove which is arranged at the clamping groove and opens vertically upwards, and vertical clamping blocks which cooperate with the second slideway groove are respectively fixed on the inner surfaces of the left and right side plates of the cover plate.

4. A lithium battery module BMS control board for improving installation efficiency according to claim 1, characterized in that: The first slideway groove is in a vertical rectangular parallelepiped shape.

5. A lithium battery module BMS control board for improving installation efficiency according to claim 3, characterized in that: The second slideway groove is in a vertical rectangular parallelepiped shape.

6. A lithium battery module BMS control board for improving installation efficiency according to claim 1, characterized in that: The distance between the inner surface of the cover plate and the front side of the lithium battery module is greater than the front-to-back length of the fixing structure.

7. A lithium battery module BMS control board for improving installation efficiency according to claim 1, characterized in that: First handles are fixedly provided at both ends of the front outer surface of the cover plate.

8. A lithium battery module BMS control board for improving installation efficiency according to claim 7, characterized in that: The first handle is in a U-shaped structure opening backwards.

9. A lithium battery module BMS control board for improving installation efficiency according to claim 1, characterized in that: A second handle is fixedly disposed at the center of the upper surface of the BMS control panel.

10. A lithium battery module BMS control board for improving installation efficiency according to claim 9, characterized in that: The second handle is in an n-shaped structure.

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