CN216488391U - Battery box body connecting structure, battery box body and battery device - Google Patents
Battery box body connecting structure, battery box body and battery device Download PDFInfo
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- CN216488391U CN216488391U CN202122720684.0U CN202122720684U CN216488391U CN 216488391 U CN216488391 U CN 216488391U CN 202122720684 U CN202122720684 U CN 202122720684U CN 216488391 U CN216488391 U CN 216488391U
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- connector
- flange
- box body
- battery
- battery box
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model provides a battery box body connecting structure which comprises a flange piece, a flange sealing gasket, a connector sealing gasket and a connector. The flange piece is arranged on the inner side of the battery box body; the connector is fixed on the flange piece; the connector is electrically connected with a wiring harness. The flange gasket is positioned between the flange piece and the connector and close to one side of the flange piece. The connector gasket is positioned between the flange member and the connector and on a side thereof adjacent to the connector. When the wiring harness is assembled, the connector connected into the wiring harness is installed from the interior of the battery box body through the flange piece. The battery box body connecting structure does not need to additionally increase an interrupt adapter, saves cost and reduces connection failure points; the complex condition of a wiring harness connected later does not need to be considered, the operability is improved, and the installation is convenient. The overall size of the flange piece and the size of the boss can be adjusted according to the overall size of the connector so as to be suitable for various connectors.
Description
Technical Field
The utility model relates to the technical field of batteries, in particular to a battery box body connecting structure, a battery box body and a battery device.
Background
At present, the mounting mode of most connectors on a battery box body is as follows: the connector is fixed to the panel by bolts from the outside of the battery case. The terminal of the connector needs to be connected with a wiring harness, and the wiring harness is much larger than the opening of the battery box body for penetrating the connector, so a group of small connectors are additionally required to be added at the terminal of the connector for switching.
The mode of increasing the switching increases the interruption point, which is not beneficial to signal transmission; and the parts are added, namely the risk point of battery failure and the cost are increased.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, the present invention provides a battery box connecting structure, a battery box and a battery device, and the specific technical scheme is as follows:
a battery box body connecting structure comprises a flange piece and a connector;
the flange piece is arranged on the inner side of the battery box body;
the connector is fixed on the flange piece; the connector is electrically connected with a wiring harness.
Furthermore, a boss is arranged on one side of the flange part, and a through hole is formed in the center of the boss.
Further, still include the flange sealed pad, the flange sealed pad is located between flange spare and the connector and is close to flange spare one side.
Further, the flange sealing gasket is an annular sealing gasket, and the back adhesive side of the flange sealing gasket is adhered to the flange piece.
Furthermore, the flange sealing gasket is made of hydrogenated nitrile rubber.
Further, still include the connector sealed pad, the connector sealed pad is located between flange spare and the connector and is close to connector one side.
Furthermore, bolt fixing columns A are arranged at four corners of the boss, the connector penetrates through the through hole, and the connector is fixed on the bolt fixing columns A through bolts A.
Further, bolt B fixing columns are arranged at four corners of the flange piece, and bolts B penetrating from the outer side of the battery box body are fixed to the bolt B fixing columns.
A battery box body is provided with a box body wall, and the battery box body connecting structure is arranged on the box body wall; one end of the connector is positioned in the box body wall, and the other end of the connector is positioned outside the box body wall.
A battery device comprises an electric core and the battery box body, wherein the electric core is positioned inside the battery box body and is connected with a connector through a wire harness, and further is electrically connected with a device positioned outside the battery box body.
Compared with the prior art, this scheme beneficial effect is:
according to the battery box body connecting structure, the battery box body and the battery device, when a wiring harness is assembled, the connector connected into the wiring harness is installed from the inside of the battery box body through the flange piece. The connector is in close contact with the flange piece, and the flange piece is in close contact with the battery box body. The battery box body connecting structure does not need to additionally increase an interrupt adapter, saves cost and reduces connection failure points; the complex condition of a wiring harness connected later does not need to be considered, the operability is improved, and the installation is convenient. The overall size of the flange piece and the size of the boss can be adjusted according to the overall size of the connector so as to be suitable for various connectors. The battery box body is only provided with corresponding through holes according to the shape of the flange piece.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is an assembly view of a battery case connecting structure according to the present invention;
FIG. 2 is another assembly view of the battery case connecting structure according to the present invention;
FIG. 3 is a schematic structural view of a flange member of the battery case connecting structure of the present invention;
FIG. 4 is another structural view of a flange member of the battery case connecting structure according to the present invention;
FIG. 5 is a schematic view showing the assembly of a flange member and a flange gasket of the battery case connecting structure according to the present invention;
FIG. 6 is a schematic structural diagram of the wall of the battery case according to the present invention;
FIG. 7 is a schematic view of the assembly of the battery case connecting structure and the battery case according to the present invention;
fig. 8 is another assembly view of the battery case connecting structure of the present invention and the battery case.
Shown in the figure: 1-connector, 2-connector sealing gasket, 3-flange sealing gasket, 31-gum surface, 32-non-gum surface, 4-flange piece, 41-boss, 42-through hole, 43-A bolt fixing column, 44-B bolt fixing column, 5-wiring harness, 6-battery box body, 61-box body wall, 7-A bolt and 8-B bolt.
Detailed Description
The embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.
The embodiments of the present disclosure are described below with specific examples, and other advantages and effects of the present disclosure will be readily apparent to those skilled in the art from the disclosure in the specification. It is to be understood that the described embodiments are merely illustrative of some, and not restrictive, of the embodiments of the disclosure. The disclosure may be embodied or carried out in various other specific embodiments, and various modifications and changes may be made in the details within the description without departing from the spirit of the disclosure. It should be noted that the features in the following embodiments and examples may be combined with each other without conflict. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.
As shown in fig. 1 and fig. 7 to 8, a battery case connecting structure includes a flange member 4 and a connector 1; the flange part 4 is arranged on the inner side of the battery box body 6; the connector 1 is fixed on the flange part 4; a wire harness 5 is electrically connected to the connector 1.
The battery case must be sealed except where it must interface directly with the outside world. Therefore, a battery case connecting structure is further provided with a flange gasket 3, a connector gasket 2 as shown in fig. 2. The flange gasket 3 is located between the flange member 4 and the connector 1 on a side close to the flange member 4. The connector packing 2 is located between the flange member 4 and the connector 1 on the side close to the connector 1. The sealing performance of the battery box body after the battery box body connecting structure is assembled on the battery box body is ensured. When the wire harness 5 is assembled, the wire harness 5 is passed through the flange member 4, the flange packing 3, the connector packing 2, and the connector 1 in this order, and the wire harness 5 is connected to the connector 1. The connector 1 is fixed on the flange piece by the A bolt 7, and after the A bolt 7 is fastened, the connector sealing gasket 2 is tightly contacted with the connector 1 and the flange piece 4 to form sealing between the connector 1 and the flange piece 4. As shown in fig. 6 to 8, the battery case 6 is provided with a boss 41 having an opening with a size and shape adapted to the flange, and the flange 4 to which the connector 1 is attached and the wire harness 5 are integrally attached from the inside of the battery case 6 to the outside, that is, the non-adhesive surface 32 of the flange gasket 3 is in contact with the inside of the battery case 6. The flange piece 4 is fixed on the battery box body 6 from the outside of the battery box body 6 by the B bolt 8, and after the B bolt 8 is fastened, the flange sealing gasket 3 is tightly contacted with the battery box body 6 and the flange piece 4 to form sealing between the flange piece 4 and the battery box body 6.
As shown in fig. 3 and 4, a boss 41 is provided on one side of the flange member, and a through hole 42 is provided in the center of the boss 41. As shown in fig. 5, the flange gasket 3 is an annular gasket, the single face of the flange gasket 3 is coated with adhesive, the adhesive-coated face 31 is adhered to the flange, the screw holes at the four corners of the flange and the boss 41 of the connector are aligned in the adhering process, and the influence on the sealing performance caused by the damage of the gasket when the bolt is subsequently installed due to dislocation is avoided. The four corners of the boss 41 are provided with a bolt fixing column 43 a, the connector 1 passes through the through hole 42, and the connector 1 is fixed on the bolt fixing column 43 a through the bolt a. And B bolt fixing columns 44 are arranged at four corners of the flange piece 4, and bolts B penetrating from the outer side of the battery box body 6 are fixed on the B bolt fixing columns 44.
In the embodiment, the flange piece 4 is made of Q235 carbon steel, so that the forming capability is good, the plasticity and the toughness are good, and the electrophoresis baking finish treatment is performed on the outer surface to prevent corrosion; the flange sealing gasket 3 is made of hydrogenated nitrile rubber, has good oil resistance, heat resistance and chemical corrosion resistance, has high compression set resistance, can prevent the damage caused by long-term deformation after compression sealing, and has the characteristics of high strength, high tearing performance, excellent wear resistance and the like.
A battery box body is provided with a box body wall 61, and the box body wall 61 is provided with any one of the battery box body connecting structures; one end of the connector is located inside the tank wall 61 and the other end is located outside the tank wall 61.
The battery device comprises a battery core and the battery box body, wherein the battery core is positioned inside the battery box body, and the battery core is connected with a connector through a wire harness 5 and then is electrically connected with a device positioned outside the battery box body.
The battery box body connecting structure does not need to additionally increase an interrupt adapter, saves cost and reduces connection failure points; the complex condition of a wiring harness connected later does not need to be considered, the operability is improved, and the installation is convenient. The overall size of the flange piece and the size of the boss can be adjusted according to the overall size of the connector so as to be suitable for various connectors. The battery box body is only provided with corresponding through holes according to the shape of the flange piece.
In the description of the present invention, it is to be understood that the terms "intermediate", "length", "upper", "lower", "front", "rear", "vertical", "horizontal", "inner", "outer", "radial", "circumferential", and the like, indicate orientations and positional relationships that are based on the orientations and positional relationships shown in the drawings, are used for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the first feature may be "on" the second feature in direct contact with the second feature, or the first and second features may be in indirect contact via an intermediate. "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The above description is for the purpose of illustrating embodiments of the utility model and is not intended to limit the utility model, and it will be apparent to those skilled in the art that any modification, equivalent replacement, or improvement made without departing from the spirit and principle of the utility model shall fall within the protection scope of the utility model.
Claims (10)
1. A battery box body connecting structure is characterized by comprising a flange piece and a connector;
the flange piece is arranged on the inner side of the battery box body;
the connector is fixed on the flange piece; the connector is electrically connected with a wiring harness.
2. The battery case connecting structure according to claim 1, wherein a boss is provided on one side of the flange member, and a through hole is provided in the center of the boss.
3. The battery case connecting structure according to claim 2, further comprising a flange gasket located between the flange member and the connector and near a side of the flange member.
4. The battery box connecting structure according to claim 3, wherein the flange gasket is an annular gasket, and the adhesive-backed side of the flange gasket is adhered to the flange member.
5. The battery case connecting structure according to claim 4, wherein the flange gasket is made of hydrogenated nitrile rubber.
6. The battery case connecting structure according to claim 1 or 3, further comprising a connector gasket located between the flange member and the connector and on a side close to the connector.
7. The battery box connecting structure according to claim 2, wherein a bolt fixing post a is provided at each of four corners of the boss, the connector passes through the through hole, and the connector is fixed to the bolt fixing post a by a bolt a.
8. The battery box connecting structure according to claim 2, wherein B bolt fixing posts are provided at four corners of the flange member, and a bolt B inserted from the outside of the battery box is fixed to the B bolt fixing posts.
9. A battery case characterized in that the battery case has a case wall provided with the battery case connection structure according to any one of claims 1 to 8; one end of the connector is located inside the wall of the box body, and the other end of the connector is located outside the wall of the box body.
10. A battery device, comprising a battery cell and the battery box of claim 9, wherein the battery cell is located inside the battery box, and the battery cell is connected to the connector through a wire harness, and is further electrically connected to a device located outside the battery box.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202122720684.0U CN216488391U (en) | 2021-11-09 | 2021-11-09 | Battery box body connecting structure, battery box body and battery device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202122720684.0U CN216488391U (en) | 2021-11-09 | 2021-11-09 | Battery box body connecting structure, battery box body and battery device |
Publications (1)
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CN216488391U true CN216488391U (en) | 2022-05-10 |
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CN202122720684.0U Active CN216488391U (en) | 2021-11-09 | 2021-11-09 | Battery box body connecting structure, battery box body and battery device |
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CN (1) | CN216488391U (en) |
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2021
- 2021-11-09 CN CN202122720684.0U patent/CN216488391U/en active Active
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