Battery box structure

Abstract

The utility model relates to a battery box structure which comprises a box body, a cover plate, a CBMS module and a panel, the cover plate covers the end face of one end of the box body, and the CBMS module is arranged on the side face, away from the box body, of the cover plate; one end of the CBMS module is provided with a plurality of first grooves, each first groove is internally provided with a first wire harness terminal, and the first grooves and the first wire harness terminals are arranged in a one-to-one correspondence manner; a plurality of second grooves are formed in the other end of the CBMS module, a second wire harness terminal is arranged in each second groove, and the second grooves and the second wire harness terminals are arranged in a one-to-one correspondence mode; and the panel covers the side surface, far away from the cover plate, of the CBMS module, and the panel, each first groove and each second groove form an independent space for accommodating a wire harness. According to the invention, the insulativity of the case can be ensured, and the safety performance of the case is improved; and the connection is neat, the appearance is attractive and harmonious, and the assembly attractiveness is better.

Description

Technical Field

[0001] The utility model belongs to the technical field of batteries, and in particular relates to a battery box structure. Background Art

[0002] At present, the development of new energy industries such as energy storage, photovoltaics, and wind energy is gradually deepening, and various new energy sources are integrated to form complementary energy stations. Complementary energy stations generally include wind power energy storage power stations, photovoltaic energy storage power stations, and wind and solar energy storage power stations.

[0003] With the vigorous development of new energy, the current of various new energy products is getting larger and larger, and the performance requirements of products are getting higher and higher. From the current market point of view, the existing chassis generally adopts a direct connection fixing method. After assembly, all the wiring harness terminals are exposed to the outside. Foreign objects contacting the terminals are prone to short circuit, affecting the insulation of the chassis, which has great safety hazards; moreover, the wiring harness terminals are exposed to the outside, the wiring harness is complicated, the appearance lacks aesthetic coordination, and affects the aesthetics of the assembly. Utility Model Content

[0004] The utility model aims to provide a battery box structure to solve the technical problems of the existing battery box structure such as exposed wiring harness terminals, easy short circuit, affecting the insulation of the box and lack of assembly aesthetics.

[0005] To achieve the above-mentioned purpose, the embodiment of the utility model provides a battery box structure, including a box body, a cover plate, a CBMS (cluster battery management system) module and a panel; the cover plate is covered on the end surface of one end of the box body, and the CBMS module is arranged on the side of the cover plate away from the box body;

[0006] A plurality of first grooves are provided at one end of the CBMS module, each of which is provided with a first wiring harness terminal, and the first grooves are provided in a one-to-one correspondence with the first wiring harness terminals; a plurality of second grooves are provided at the other end of the CBMS module, each of which is provided with a second wiring harness terminal, and the second grooves are provided in a one-to-one correspondence with the second wiring harness terminals;

[0007] The panel covers the side of the CBMS module away from the cover plate, and the panel and each of the first grooves and each of the second grooves form an independent space for accommodating the wiring harness.

[0008] As a preferred embodiment, an end of each of the independent spaces away from the wiring harness terminal is provided with an opening for leading out the wiring harness.

[0009] As a preferred implementation, the panel is matched with the CBMS module; the panel is fixed to the CBMS module by screws.

[0010] As a preferred embodiment, a plurality of the screws are provided, and the plurality of screws are respectively arranged at the end corners of the panel, and the screws are arranged in one-to-one correspondence with the end corners.

[0011] As a preferred embodiment, the panel is arranged in a "U" shape and includes a first end, a middle section and a second end which are integrally formed. The middle section is arranged between the first end and the second end. The first end is close to the first groove, and the second end is close to the second groove.

[0012] As a preferred embodiment, a gap is provided between the middle section and the CBMS module; and the middle section is arranged below the position of the CBMS module corresponding to the middle section.

[0013] As a preferred embodiment, the cover plate is a plastic cover plate, and the panel is a plastic panel.

[0014] As a preferred embodiment, the first groove and the second groove are arranged symmetrically in one-to-one correspondence; the first wire harness terminal and the second wire harness terminal are arranged symmetrically in one-to-one correspondence.

[0015] As a preferred embodiment, a plurality of the first wire harness terminals are arranged in a "pin" shape; a plurality of the second wire harness terminals are arranged in a "pin" shape.

[0016] As a preferred embodiment, each of the first wire harness terminals sequentially passes through the CBMS module and the cover plate and extends into the interior of the box body; each of the second wire harness terminals sequentially passes through the CBMS module and the cover plate and extends into the interior of the box body.

[0017] In the technical solution proposed by the present utility model, the following beneficial effects are achieved: In this application, the wire harness terminals of the CBMS module are limited and fixed by the panel and the cover plate, which facilitates the installation and fixation of the copper busbar, can avoid the installation errors of the copper busbar and the wire harness terminals, and can effectively avoid the contact short circuit situation occurring during the assembly process; at the same time, the wire harness terminals are blocked by the panel, which can effectively prevent foreign objects from contacting the wire harness terminals and causing short circuits, effectively ensuring the insulation of the chassis and improving the safety performance of the chassis; moreover, the wire harness terminals are blocked, the wire harness is fixed in the groove, the connection is neat, and the appearance is beautiful and coordinated, having good assembly aesthetics. The structure of this application is simple, occupies little space, can quickly and easily fix and connect each component, is firmly fixed, economical and practical, and safe and reliable. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the battery box structure according to an embodiment of the present utility model;

[0019] Figure 2 is Figure 1 A schematic structural diagram of the battery box structure from another angle;

[0020] Figure 3 for Figure 1 Schematic diagram of the partial explosion structure of the battery box structure. DETAILED DESCRIPTION

[0021] 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 of 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.

[0022] It should be noted that if the embodiments of the present invention involve directional indications (such as up, down, left, right, front, back, top, bottom...), the directional indications are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0023] In this application, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0024] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it may be directly on the other element or there may be an intermediate element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be an intermediate element at the same time.

[0025] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the utility model, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or suggesting their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in the field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the utility model.

[0026] like Figures 1 to 3 As shown, the embodiment of the utility model provides a battery box structure, including a box body 10, a cover plate 20, a CBMS module 30 and a panel 40; the cover plate 20 covers the end surface of one end of the box body 10, and the CBMS module 30 is arranged on the side of the cover plate 20 away from the box body 10;

[0027] A plurality of first grooves 31 are provided at one end of the CBMS module 30, each of which is provided with a first wiring harness terminal 50, and the first grooves 31 are provided in a one-to-one correspondence with the first wiring harness terminals 50; a plurality of second grooves 32 are provided at the other end of the CBMS module 30, each of which is provided with a second wiring harness terminal 60, and the second grooves 32 are provided in a one-to-one correspondence with the second wiring harness terminals 60;

[0028] The panel 40 covers the side of the CBMS module 30 away from the cover plate 20 , and the panel 40 and each of the first grooves 31 and each of the second grooves 32 form an independent space for accommodating the wiring harness.

[0029] As a preferred embodiment, each of the independent spaces is provided with an opening A for leading out the wire harness at one end away from the wire harness terminal. This arrangement facilitates the connection and leading out of the wire harness, and is convenient and beautiful.

[0030] As a preferred embodiment, the panel 40 is matched with the CBMS module 30 ; the panel 40 is fixed to the CBMS module 30 by screws 70 .

[0031] As a preferred embodiment, a plurality of screws 70 are provided, and the plurality of screws 70 are respectively provided on the end corners of the panel 40 , and the screws 70 are provided in a one-to-one correspondence with the end corners.

[0032] As a preferred embodiment, the panel 40 is arranged in a "U" shape and includes a first end 41, a middle section 42, and a second end 43 which are integrally formed. The middle section 42 is disposed between the first end 41 and the second end 43. The first end 41 is close to the first groove 31, and the second end 43 is close to the second groove 32.

[0033] As a preferred embodiment, a gap is provided between the middle section 42 and the CBMS module 30; and the middle section 42 is disposed below the position of the CBMS module 30 corresponding to the middle section 42. With this arrangement, the panel 40 can well block the busbar 21 of the cover plate 20, and at the same time, it does not affect the connection and installation of the busbar, which is convenient and beautiful.

[0034] As a preferred embodiment, the cover plate 20 is a plastic cover plate, and the panel 40 is a plastic panel.

[0035] As a preferred embodiment, the first groove 31 and the second groove 32 are symmetrically arranged in pairs; the first wire harness terminal 50 and the second wire harness terminal 60 are symmetrically arranged in pairs.

[0036] Specifically, in this embodiment, both the first groove 31 and the second groove 32 are provided with three; both the first wire harness terminal 50 and the second wire harness terminal 60 are provided with three.

[0037] As a preferred embodiment, a plurality of first wire harness terminals 50 are arranged in a "pin" shape; a plurality of the second wire harness terminals 60 are arranged in a "pin" shape.

[0038] As a preferred embodiment, each of the first wire harness terminals 50 passes through the CBMS module 30 and the cover plate 20 in sequence and extends into the interior of the box body 10; each of the second wire harness terminals 60 passes through the CBMS module 30 and the cover plate 20 in sequence and extends into the interior of the box body 10.

[0039] In this application, the wire harness terminals of the CBMS module are limited and fixed by the panel with respect to the cover plate, which is convenient for the installation and fixation of the busbar, can avoid the installation errors of the busbar and the wire harness terminals, and can effectively avoid the contact short - circuit situation occurring during the assembly process; at the same time, the wire harness terminals are blocked by the panel, which can effectively prevent foreign objects from contacting the wire harness terminals and causing a short - circuit, effectively ensuring the insulation of the chassis and improving the safety performance of the chassis; moreover, the wire harness terminals are blocked, the wire harness is fixed in the groove, the connection is neat, the appearance is beautiful and coordinated, and it has good assembly aesthetics. This application has a simple structure, occupies a small space, can quickly and easily fix and connect each component, is firmly fixed, economical and practical, and safe and reliable.

[0040] The above description is only a preferred embodiment of the utility model, and does not limit the patent scope of the utility model. All equivalent structural changes made by using the contents of the utility model specification and drawings under the utility model concept, or directly / indirectly used in other related technical fields are included in the patent protection scope of the utility model.

Claims

1. A battery box structure, characterized in that: It includes a box body, a cover plate, a CBMS module and a panel; the cover plate is covered on the end face of one end of the box body, and the CBMS module is arranged on the side of the cover plate away from the box body; One end of the CBMS module is provided with a plurality of first grooves, and each first groove is provided with a first wire harness terminal, and the first grooves and the first wire harness terminals are arranged in one-to-one correspondence; the other end of the CBMS module is provided with a plurality of second grooves, and each second groove is provided with a second wire harness terminal, and the second grooves and the second wire harness terminals are arranged in one-to-one correspondence; The panel is covered on the side of the CBMS module away from the cover plate, and the panel forms an independent space for accommodating the wire harness with each first groove and each second groove respectively.

2. The battery box structure according to claim 1, characterized in that: An opening for leading out the wire harness is arranged at one end of each independent space away from the wire harness terminal.

3. The battery box structure according to claim 1, characterized in that: The panel is arranged in a matching manner with the CBMS module; the panel is fixed on the CBMS module by screws.

4. The battery box structure according to claim 3, characterized in that: There are a plurality of the screws, and the plurality of screws are respectively arranged at the end corners of the panel, and the screws and the end corners are arranged in one-to-one correspondence.

5. The battery box structure according to claim 1, characterized in that: The panel is arranged in a "U" shape, and includes a first end, a middle section and a second end which are integrally formed. The middle section is arranged between the first end and the second end. The first end is close to the first groove, and the second end is close to the second groove.

6. The battery box structure according to claim 5, characterized in that: A gap is arranged between the middle section and the CBMS module; and the middle section is arranged below the position of the CBMS module corresponding to the middle section.

7. The battery box structure according to claim 1, characterized in that: The cover plate is a plastic cover plate, and the panel is a plastic panel.

8. The battery box structure according to claim 1, characterized in that: The first grooves and the second grooves are arranged symmetrically in pairs; the first wire harness terminals and the second wire harness terminals are arranged symmetrically in pairs.

9. The battery box structure according to claim 8, characterized in that: The plurality of first wire harness terminals are arranged in a "pin" shape; the plurality of second wire harness terminals are arranged in a "pin" shape.

10. The battery box structure according to claim 1, characterized in that: Each first wire harness terminal sequentially passes through the CBMS module and the cover plate and extends to the inside of the box body; each second wire harness terminal sequentially passes through the CBMS module and the cover plate and extends to the inside of the box body.

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