Nano-copper connecting piece of energy storage battery module

Abstract

The utility model belongs to the technical field of electric power facilities, and particularly relates to an energy storage battery module nanometer copper connecting piece which comprises a soft copper bar, connecting holes are formed in the two ends of the soft copper bar, a protective sleeve is arranged in the middle of the soft copper bar in a sleeved mode, the protective sleeve comprises a thermal shrinkable sleeve, and a multifunctional layer is arranged on the outer surface of the thermal shrinkable sleeve. A multifunctional layer is arranged on the outer surface of the protective sleeve, a flame-retardant layer is arranged on the outer surface of the multifunctional layer, the multifunctional layer is formed by three-proofing paint, the flame-retardant layer is formed by fireproof flame-retardant paint, an opening is formed in the middle of the protective sleeve, and the opening is sealed through a connecting assembly, so that the protective sleeve can be conveniently disassembled and assembled; according to the utility model, the multifunctional layer is arranged on the outer surface of the heat-shrinkable sleeve, and the flame-retardant layer is arranged on the outer surface of the multifunctional layer, so that the problem that the function of the conventional heat-shrinkable sleeve is relatively single can be solved, the practicability is improved, and the service life of the heat-shrinkable sleeve is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of electric power facilities, in particular to a nano copper connector for an energy storage battery module. Background Art

[0002] Power battery is a kind of energy storage device that can be charged and discharged, and is also a mobile power source. It is widely used in electric vehicles. In order to meet the power requirements of voltage and current, power battery modules are usually connected in series or in parallel, and the maximum current can reach hundreds of amperes. At present, the connection of power battery modules is generally connected by copper busbars or copper cables. The defect of the copper cable connection structure is that when the copper cable is crimped inside the wiring sleeve, there is insufficient contact surface between the copper wire and the wiring sleeve, or even only a small amount of copper wire is pressed, resulting in excessive contact resistance between the wiring sleeve and the copper wire, which is prone to failure during high current charging and discharging; the copper busbar has a large contact surface, strong conductivity, high current bearing, small resistance value, and durability. It is characterized by opening a hole in the connection part of the copper conductor, and a heat shrink sleeve or a hard plastic sleeve is used for insulation in the middle part, and then the bending operation is performed according to the required shape. However, the current heat shrink sleeve has a relatively single function, usually only has an insulating effect, and has limitations. Therefore, a nano copper connector for energy storage battery module is invented. Utility Model Content

[0003] In view of the above problems and / or the problems existing in the existing nano copper connectors of energy storage battery modules, the present utility model is proposed.

[0004] Therefore, the purpose of the present invention is to provide a nano copper connector for an energy storage battery module, which can solve the above-mentioned existing problems.

[0005] In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:

[0006] The energy storage battery module nano-copper connector comprises a soft copper bar, both ends of which are provided with connection holes, and the middle part of the soft copper bar is provided with a protective sleeve;

[0007] The protective sleeve comprises a heat shrink sleeve, the outer surface of the heat shrink sleeve is provided with a multifunctional layer, and the outer surface of the multifunctional layer is provided with a flame retardant layer.

[0008] As a preferred solution of the nano copper connector for energy storage battery module described in the utility model, the multifunctional layer is formed by three-proof paint, and the flame retardant layer is formed by fire-retardant paint.

[0009] As a preferred solution of the nano-copper connector for the energy storage battery module described in the utility model, an opening is provided in the middle of the protective cover, and the opening is sealed by a connecting assembly to facilitate the disassembly and assembly of the protective cover.

[0010] As a preferred solution of the nano-copper connector of the energy storage battery module described in the utility model, the connecting assembly includes a first connecting plate and a second connecting plate, the first connecting plate and the second connecting plate are fixedly installed at both ends of the opening of the protective cover, and the first connecting plate and the second connecting plate are detachably connected together through a fixing assembly.

[0011] As a preferred solution of the nano-copper connector of the energy storage battery module described in the utility model, wherein: the fixed component is a first groove and a magnet, the first groove is opened in the middle of the first connecting plate, the first iron plate is fixedly installed in the inner cavity of the first groove, and the magnet is fixedly installed on one side of the second connecting plate, and the magnet is inserted in the first groove and adsorbed with the first iron plate.

[0012] As a preferred solution of the nano-copper connector of the energy storage battery module described in the utility model, wherein: the fixed components are a slide groove, a positioning groove, a slide rod and a positioning block, the middle part of the first connecting plate is sequentially provided with a slide groove and a positioning groove, and the slide groove and the positioning groove are connected, one side of the second connecting plate is fixedly installed with a slide rod, and one end of the slide rod is fixedly installed with a positioning block, the slide rod is slidably connected in the slide groove, and the positioning block can be inserted in the positioning groove through the slide groove.

[0013] As a preferred solution of the nano-copper connector of the energy storage battery module described in the utility model, wherein: the fixing component is a first Velcro and a second Velcro, the first Velcro is provided on one side of the first connecting plate, the second Velcro is provided on one side of the second connecting plate, and the first Velcro is adhered to the second Velcro.

[0014] As a preferred solution of the nano-copper connector of the energy storage battery module described in the utility model, wherein: the fixing component is a second groove and a second limiting plate, a second groove is opened in the middle of the first connecting plate, a second limiting plate is fixedly installed on one side of the second connecting plate, and the second limiting plate is inserted in the second groove and bonded in the second groove by glue.

[0015] Compared with existing technologies:

[0016] 1. By arranging a multifunctional layer on the outer surface of the heat shrink sleeve and arranging a flame retardant layer on the outer surface of the multifunctional layer, the problem that the current heat shrink sleeve has a relatively single function can be solved, which not only improves the practicality, but also increases the service life of the heat shrink sleeve.

[0017] 2. By setting an opening in the middle of the protective cover and sealing it through a connecting component, it is convenient for personnel to disassemble and assemble the protective cover, and then it is convenient for personnel to replace the protective cover and other operations. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1This is a schematic diagram of the structure of the soft copper busbar of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the soft copper busbar and the protective sleeve of the utility model;

[0020] Figure 3 This is a schematic cross-sectional view of the protective cover of the utility model;

[0021] Figure 4 This is a front view schematic diagram of Embodiment 1 of the utility model;

[0022] Figure 5 For this utility model Figure 4 A schematic diagram of the structure enlargement in the middle;

[0023] Figure 6 This is a front view schematic diagram of Embodiment 2 of the present utility model;

[0024] Figure 7 For this utility model Figure 6 A magnified schematic diagram of the structure at B in the middle;

[0025] Figure 8 This is a cross-sectional schematic diagram of the positioning block of the utility model;

[0026] Fig. 9 This is a front view schematic diagram of Embodiment 3 of the present utility model;

[0027] Fig.10 For this utility model Fig. 9 A magnified schematic diagram of the structure at C in the middle;

[0028] Fig.11 This is a front view schematic diagram of Embodiment 4 of the present utility model;

[0029] Fig.12 For this utility model Fig.11 Enlarged schematic diagram of the structure at point D in the middle.

[0030] In the figure: soft copper bus 10, connecting hole 11, protective cover 20, heat shrink sleeve 21, multifunctional layer 22, flame retardant layer 23, first connecting plate 31, second connecting plate 32, first groove 41, first iron plate 42, magnet 43, slide groove 51, positioning groove 52, slide rod 53, positioning block 54, first Velcro 61, second Velcro 62, second groove 71, second limit plate 72, glue 73. DETAILED DESCRIPTION

[0031] In order to make the purpose, technical solution and advantages of the present invention more clear, the implementation mode of the present invention will be further described in detail below with reference to the accompanying drawings.

[0032] The utility model provides a nano copper connector for energy storage battery modules. Figure 1-Figure 3, comprising a soft copper busbar 10, both ends of which are provided with connection holes 11, and a protective sleeve 20 is provided in the middle of the soft copper busbar 10;

[0033] The protective sleeve 20 includes a heat shrink sleeve 21, and the outer surface of the heat shrink sleeve 21 is provided with a multifunctional layer 22, and the outer surface of the multifunctional layer 22 is provided with a flame retardant layer 23. The multifunctional layer 22 is formed by three-proof paint, and the three-proof paint is used to protect the circuit board and related equipment from environmental erosion. The three-proof paint has good high and low temperature resistance; after curing, it forms a transparent protective film with excellent insulation, moisture-proof, leakage-proof, shock-proof, dust-proof, corrosion-proof, aging-proof, corona-resistant and other properties. The flame retardant layer 23 is formed by fire-retardant flame-retardant coating.

[0034] An opening is provided in the middle of the protective cover 20, and the opening is sealed by a connecting assembly to facilitate the disassembly and assembly of the protective cover 20;

[0035] The connecting assembly includes a first connecting plate 31 and a second connecting plate 32 . The first connecting plate 31 and the second connecting plate 32 are fixedly mounted on both ends of the opening of the protective cover 20 , respectively, and the first connecting plate 31 and the second connecting plate 32 are detachably connected together through the fixing assembly.

[0036] Embodiment 1:

[0037] See also Figure 4-Figure 5 The fixing components are a first groove 41 and a magnet 43. The first groove 41 is opened in the middle of the first connecting plate 31. The first iron plate 42 is fixedly installed in the inner cavity of the first groove 41. The magnet 43 is fixedly installed on one side of the second connecting plate 32, and the magnet 43 is inserted into the first groove 41 and adsorbed with the first iron plate 42. The suction force between the magnet 43 and the first iron plate 42 can be set according to needs.

[0038] Working principle: When the protective cover 20 needs to be installed, the first connecting plate 31 and the second connecting plate 32 are brought into contact, and the magnet 43 is inserted into the first groove 41 so that the magnet 43 and the first iron plate 42 are adsorbed together, so that the soft copper busbar 10 can be installed in the protective cover 20.

[0039] Embodiment 2:

[0040] See also Figure 6-Figure 8The fixed components include a slide groove 51, a positioning groove 52, a slide rod 53 and a positioning block 54. The middle part of the first connecting plate 31 is sequentially provided with a slide groove 51 and a positioning groove 52, and the slide groove 51 and the positioning groove 52 are communicated. A slide rod 53 is fixedly installed on one side of the second connecting plate 32, and a positioning block 54 is fixedly installed on one end of the slide rod 53. The slide rod 53 is slidably connected in the slide groove 51, and the positioning block 54 can be inserted into the positioning groove 52 through the slide groove 51, wherein the material of the positioning block 54 is set to rubber, the shape of the positioning block 54 is set to spherical, and the inner cavity of the positioning block 54 is set to be hollow.

[0041] Working principle: When the protective cover 20 needs to be installed, the first connecting plate 31 and the second connecting plate 32 are brought into contact with each other, and the positioning block 54 is inserted into the positioning groove 52 through the slide groove 51 , so that the soft copper busbar 10 can be installed in the protective cover 20 .

[0042] Embodiment 3:

[0043] See also Figure 9-10 The fixing components are a first Velcro 61 and a second Velcro 62. The first Velcro 61 is provided on one side of the first connecting plate 31, and the second Velcro 62 is provided on one side of the second connecting plate 32. The first Velcro 61 is bonded to the second Velcro 62, wherein a side of the first Velcro 61 facing the second Velcro 62 is set as round hairs, and a side of the second Velcro 62 facing the first Velcro 61 is set as bristles.

[0044] Working principle: When the protective cover 20 needs to be installed, the first connecting plate 31 and the second connecting plate 32 are brought into contact with each other, and the first Velcro 61 is adhered to the second Velcro 62 , so that the soft copper busbar 10 can be installed in the protective cover 20 .

[0045] Embodiment 4:

[0046] See also Figure 11-Figure 12 The fixing components are a second groove 71 and a second limiting plate 72. A second groove 71 is opened in the middle of the first connecting plate 31. The second limiting plate 72 is fixedly installed on one side of the second connecting plate 32. The second limiting plate 72 is inserted into the second groove 71 and bonded to the second groove 71 by glue 73.

[0047] Working principle: When the protective cover 20 needs to be installed, glue 73 is applied to the inner cavity of the second groove 71 or one side of the second limiting plate 72. Then, the first connecting plate 31 and the second connecting plate 32 are brought into contact with each other, and the second limiting plate 72 is inserted into the second groove 71. At this time, the second limiting plate 72 is bonded to the second groove 71 by the glue 73, so that the soft copper busbar 10 can be installed in the protective cover 20.

[0048] Although the present invention has been described above with reference to the embodiments, various modifications may be made thereto and parts thereof may be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed in the present invention may be used in combination with each other in any manner, and the fact that these combinations are not exhaustively described in this specification is only for the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A nano copper connector for an energy storage battery module, comprising a soft copper busbar (10), wherein both ends of the soft copper busbar (10) are provided with connection holes (11), characterized in that: The middle part of the soft copper busbar (10) is covered with a protective sleeve (20); The protective sleeve (20) comprises a heat shrink sleeve (21), the outer surface of the heat shrink sleeve (21) is provided with a multifunctional layer (22), and the outer surface of the multifunctional layer (22) is provided with a flame retardant layer (23).

2. The energy storage battery module nano-copper connector according to claim 1, characterized in that: The multifunctional layer (22) is formed by three-proof paint, and the flame retardant layer (23) is formed by fire-proof and flame-retardant paint.

3. The energy storage battery module nano-copper connector according to claim 1, characterized in that: An opening is provided in the middle of the protective sleeve (20), and the opening is sealed by a connecting assembly to facilitate the disassembly and assembly of the protective sleeve (20).

4. The energy storage battery module nano-copper connector according to claim 3, characterized in that: The connection assembly comprises a first connection plate (31) and a second connection plate (32); the first connection plate (31) and the second connection plate (32) are respectively fixedly mounted at both ends of the opening of the protective cover (20); and the first connection plate (31) and the second connection plate (32) are detachably connected together via a fixing assembly.

5. The energy storage battery module nano-copper connector according to claim 4, characterized in that: The fixing assembly comprises a first groove (41) and a magnet (43); the first groove (41) is provided in the middle of the first connecting plate (31); a first iron plate (42) is fixedly installed in the inner cavity of the first groove (41); a magnet (43) is fixedly installed on one side of the second connecting plate (32); the magnet (43) is inserted into the first groove (41) and is adsorbed on the first iron plate (42).

6. The energy storage battery module nano-copper connector according to claim 4, characterized in that: The fixing components include a slide groove (51), a positioning groove (52), a slide rod (53) and a positioning block (54); the slide groove (51) and the positioning groove (52) are sequentially provided in the middle of the first connecting plate (31), and the slide groove (51) and the positioning groove (52) are connected; the slide rod (53) is fixedly installed on one side of the second connecting plate (32), and the positioning block (54) is fixedly installed on one end of the slide rod (53); the slide rod (53) is slidably connected in the slide groove (51), and the positioning block (54) can be inserted into the positioning groove (52) through the slide groove (51).

7. The energy storage battery module nano-copper connector according to claim 4, characterized in that: The fixing component comprises a first Velcro (61) and a second Velcro (62); the first Velcro (61) is provided on one side of the first connecting plate (31); the second Velcro (62) is provided on one side of the second connecting plate (32); and the first Velcro (61) is bonded to the second Velcro (62).

8. The energy storage battery module nano-copper connector according to claim 4, characterized in that: The fixing assembly comprises a second groove (71) and a second limiting plate (72); the second groove (71) is provided in the middle of the first connecting plate (31); the second limiting plate (72) is fixedly mounted on one side of the second connecting plate (32); the second limiting plate (72) is inserted into the second groove (71) and bonded to the second groove (71) by glue (73).

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