Battery module connecting busbar

Abstract

The utility model discloses a battery module connecting busbar which comprises a base and a cover plate, the top of the base is fixedly connected with a supporting plate, the top of the supporting plate is fixedly connected with a connecting column, the bottom of the cover plate is provided with connecting holes used in cooperation with the connecting column, and jacks are formed between the connecting holes. A pin hole is formed in the surface of the connecting column, a pin rod is arranged in an inner cavity of the pin hole, the pin rod extends to the exterior of the cover plate through the inserting hole and is fixedly connected with a connecting plate, a threaded column is fixedly connected to the surface of the connecting plate, and a threaded hole is formed in the position, located outside the inserting hole, of the surface of the cover plate; and the surface of the threaded column is in threaded connection with a locking cap. By adopting the equipment, the copper bar can be well fixed without loosening, so that the occurrence of poor contact and short circuit conditions can be reduced, and the equipment is convenient to disassemble and assemble, thereby bringing great convenience to subsequent maintenance work.

Description

TECHNICAL FIELD

[0001] The utility model relates to connecting busbar technical field, concretely is a battery module connecting busbar. BACKGROUND

[0002] At present, the new energy electric vehicle energy power part mainly is formed by battery pack, electric control, electric machine, and the through -wall type connection of big current connector between motor and electric control, and the big current connector generally adopts traditional copper bar connector of copper bar connector, and the single fixed structure cannot fix the copper bar well, when the copper bar fixed structure loosens, copper bar connection place contact is bad, and then short circuit is caused,

[0003] China patent discloses "a new energy automobile battery module connection busbar configuration", and the announcement number is: CN217823159U, and the patent includes the first end connecting busbar piece structure, the side connecting busbar piece structure, the middle connecting busbar piece structure and the tail end connecting busbar piece structure arranged between the new energy automobile battery module, the side connecting busbar piece structure is arranged at the outer side end between each automobile battery module, the tail end connecting busbar piece structure is arranged at the end between the longitudinal two automobile battery modules, the first end connecting busbar piece structure is arranged at the first end between the automobile battery module, and the middle connecting busbar piece structure is arranged between the longitudinal adjacent two automobile battery modules. Adopt multiple structure formula high conductivity copper bar connector, and cooperate the structure setting of new energy automobile battery module, prevent copper bar from falling off, increase the conductivity performance between copper bar. The new energy automobile battery system copper bar connector combination, reasonable in design, can effectively fix the copper bar through multiple fixing modes, improve the conductivity of copper bar connector;

[0004] But the patent structure is complex, and also cannot quickly replace the damaged copper bar, which brings great inconvenience to subsequent maintenance and replacement work. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a battery module connecting busbar, which has the advantages of firm connection and convenient disassembly, and solves the problems raised in the background art.

[0006] To achieve the above object, the utility model provides the following technical scheme: a battery module connecting busbar, comprising a base and a cover plate, the top of the base is fixedly connected with a support plate, the top of the support plate is fixedly connected with a connecting column;

[0007] The bottom of the cover plate is provided with connecting holes for connecting with connecting columns, and the connecting holes are provided with insertion holes, the surface of the connecting column is provided with a pin hole, the inner cavity of the pin hole is provided with a pin rod, the pin rod extends to the outside of the cover plate through the insertion hole and is fixedly connected with a connecting plate, the surface of the connecting plate is fixedly connected with a threaded column, the surface of the threaded column is screwedly connected with a locking cap, and the surface of the locking cap is screwedly connected with the inner cavity of the threaded hole.

[0008] The top of the base and the bottom of the cover plate are provided with mounting grooves, the inner cavities of the mounting grooves are bonded with copper bars through adhesives, and the two sides of the base and the cover plate are fixedly connected with shielding plates through bolts.

[0009] Preferably, the number of support plates is two, and the front and rear are equidistantly arranged.

[0010] Preferably, the surface of the threaded column is fixedly connected with a handle, and the surface of the handle is sleeved with a rubber sleeve.

[0011] Preferably, the number of copper bars is three, and the front and rear are staggered, and the copper bars in the inner cavities of the cover plate and the base are staggered.

[0012] Preferably, the base, the cover plate, the support plate, the connecting column, the pin rod, the connecting plate, the locking cap and the shielding plate are made of insulating plastic, and the surfaces thereof are sprayed with insulating paint.

[0013] Preferably, one end of the locking cap outside the connecting plate is designed in a hexagonal shape, and the surface of the locking cap is screwedly connected with the inner wall of the connecting plate.

[0014] Preferably, the shielding plate on the right side of the cover plate is designed in a segmented manner and is in close contact with the connecting plate.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] 1、 the utility model discloses an external tool is rotated locking cap makes it with threaded hole separation, when can pass handle and threaded column drag pin rod, make it with pin hole and insertion hole separate, then can cover plate with connecting column separate, can take down cover plate, can change damaged battery, and pass through taking down both sides shielding plate, then through heating makes glue decomposes, can take down the damaged copper bar and change, through adopting this equipment, can fix copper bar well, will not appear the phenomenon of slack, thereby can reduce the occurrence of bad contact and short circuit condition, and this equipment is convenient to disassemble, thereby bring great convenience to the subsequent maintenance work.

[0017] 2、 the utility model discloses a handle, can be convenient for taking out pin rod. BRIEF DESCRIPTION OF DRAWINGS

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

[0019] Figure 2 It is a partial structure three-dimensional schematic view of the utility model;

[0020] Figure 3 It is a support plate and cover plate connecting structure schematic view of the utility model;

[0021] Figure 4 It is the utility model Figure 3 The enlarged schematic view of A.

[0022] In the figure: 1, base; 2, cover plate; 3, support plate; 4, connecting column; 5, connecting hole; 6, pin hole; 7, pin rod; 8, connecting plate; 9, threaded column; 10, threaded hole; 11, locking cap; 12, mounting groove; 13, copper bar; 14, shielding plate; 15, handle. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0024] The components of the utility model are all general standard components or components known by those skilled in the art, and their structure and principle can be known by the technical personnel through technical manual or through conventional experimental method.

[0025] Embodiment one:

[0026] Please refer to Figures 1-4 , in order to achieve the purpose of convenient disassembly, the following technical scheme is provided, specifically discloses: a battery module connecting busbar, including base 1 and cover plate 2, the top of base 1 is fixedly connected with support plate 3, the top of support plate 3 is fixedly connected with connecting column 4;

[0027] The bottom of the cover plate 2 is provided with connecting holes 5 matched with connecting columns 4, and the connecting holes 5 are provided with insertion holes; the surface of the connecting column 4 is provided with a pin hole 6, the inner cavity of the pin hole 6 is provided with a pin rod 7, the pin rod 7 extends to the outside of the cover plate 2 through the insertion hole and is fixedly connected with a connecting plate 8, the surface of the connecting plate 8 is fixedly connected with a threaded column 9, the surface of the threaded column 9 is threadedly connected with a locking cap 11, the surface of the locking cap 11 is threadedly connected with the inner cavity of the threaded hole 10, the number of the support plates 3 is two and they are equidistantly arranged in front and back, the surface of the threaded column 9 is fixedly connected with a handle 15, the surface of the handle 15 is sleeved with a rubber sleeve, one end of the locking cap 11 located outside the connecting plate 8 is designed in a hexagonal shape, and the surface of the locking cap 11 is threadedly connected with the inner wall of the connecting plate 8.

[0028] Embodiment two:

[0029] Please refer to Figures 1-2 , in order to achieve the purpose of firm connection, the following technical scheme is provided, specifically discloses that the top of the base 1 and the bottom of the cover plate 2 are both provided with mounting grooves 12, the inner cavities of the mounting grooves 12 are bonded with copper bars 13 through adhesives, the two sides of the base 1 and the cover plate 2 are both fixedly connected with shielding plates 14 through bolts, the number of the copper bars 13 is three and they are designed in a staggered manner, the copper bars 13 in the inner cavity of the cover plate 2 and the copper bars 13 in the inner cavity of the base 1 are designed in a staggered manner, the base 1, the cover plate 2, the support plate 3, the connecting column 4, the pin rod 7, the connecting plate 8, the locking cap 11 and the shielding plate 14 are all made of insulating plastic and their surfaces are sprayed with insulating paint, the shielding plate 14 on the right side of the cover plate 2 is designed in a segmented manner and is in close contact with the connecting plate 8.

[0030] In use, the locking cap 11 is separated from the threaded hole 10 by rotating it through an external tool, at this time, the pin rod 7 can be pulled away from the pin hole 6 and the insertion hole through the handle 15 and the threaded column 9, then the cover plate 2 can be separated from the connecting column 4, the cover plate 2 can be removed, the damaged battery can be replaced, the shielding plates 14 on the two sides are removed, then the glue is decomposed by heating, the damaged copper bars 13 can be removed and replaced.

[0031] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A battery module connecting busbar comprising a base (1) and a cover plate (2), characterized in that: The top of the base (1) is fixedly connected with a support plate (3), and the top of the support plate (3) is fixedly connected with a connecting column (4). The bottom of the cover plate (2) is provided with connecting holes (5) matched with the connecting columns (4), and the connecting holes (5) are provided with insertion holes, the surface of the connecting column (4) is provided with a pin hole (6), the inner cavity of the pin hole (6) is provided with a pin rod (7), the pin rod (7) extends to the outside of the cover plate (2) through the insertion hole and is fixedly connected with a connecting plate (8), the surface of the connecting plate (8) is fixedly connected with a threaded column (9), the surface of the cover plate (2) and located outside the insertion hole is provided with a threaded hole (10), the surface of the threaded column (9) is threadedly connected with a locking cap (11), and the surface of the locking cap (11) is threadedly connected with the inner cavity of the threaded hole (10). The top of the base (1) and the bottom of the cover plate (2) are provided with mounting grooves (12), and the inner cavities of the mounting grooves (12) are bonded with copper bars (13) through adhesives, and the two sides of the base (1) and the cover plate (2) are fixedly connected with shielding plates (14) through bolts.

2. The battery module connecting busbar according to claim 1, characterized in that: The number of the support plates (3) is two, and they are arranged equidistantly in front and back.

3. The battery module connecting busbar of claim 1, wherein: The surface of the threaded column (9) is fixedly connected with a handle (15), and the surface of the handle (15) is sleeved with a rubber sleeve.

4. The busbar of claim 1, wherein: The number of the copper bars (13) is three, and they are staggered in front and back, and the copper bars (13) in the inner cavities of the cover plate (2) and the copper bars (13) in the inner cavities of the base (1) are staggered.

5. The busbar of claim 1, wherein: The base (1), the cover plate (2), the support plate (3), the connecting column (4), the pin rod (7), the connecting plate (8), the locking cap (11) and the shielding plate (14) are all made of insulating plastic, and the surfaces thereof are sprayed with insulating paint.

6. The busbar of claim 1, wherein: The end of the locking cap (11) located outside the connecting plate (8) is designed in a hexagonal shape, and the surface of the locking cap (11) is threadedly connected with the inner wall of the connecting plate (8).

7. The battery module connecting busbar of claim 1, wherein: The shielding plate (14) on the right side of the cover plate (2) is designed in a segmented manner and is in close contact with the connecting plate (8). The base (1), the cover plate (2), the support plate (3), the connecting column (4), the pin rod (7), the connecting plate (8), the locking cap (11) and the shielding plate (14) are all made of insulating plastic, and the surfaces thereof are sprayed with insulating paint. The end of the locking cap (11) located outside the connecting plate (8) is designed in a hexagonal shape, and the surface of the locking cap (11) is threadedly connected with the inner wall of the connecting plate (8). The shielding plate (14) on the right side of the cover plate (2) is designed in a segmented manner and is in close contact with the connecting plate (8).

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