CN219833052U - High-voltage box for power battery pack - Google Patents
High-voltage box for power battery pack Download PDFInfo
- Publication number
- CN219833052U CN219833052U CN202321052466.7U CN202321052466U CN219833052U CN 219833052 U CN219833052 U CN 219833052U CN 202321052466 U CN202321052466 U CN 202321052466U CN 219833052 U CN219833052 U CN 219833052U
- Authority
- CN
- China
- Prior art keywords
- voltage
- box body
- power battery
- terminal
- battery pack
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910052802 copper Inorganic materials 0.000 claims abstract description 6
- 239000010949 copper Substances 0.000 claims abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- 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
Landscapes
- Connection Or Junction Boxes (AREA)
Abstract
The utility model discloses a high-voltage box for a power battery pack, which relates to the technical field of batteries and comprises a high-voltage box body and a junction box; the junction box is arranged on the outer side wall of the high-voltage box body and is provided with a plurality of threading holes through which the high-voltage wire harness passes; the high-voltage box body is provided with a plurality of through-wall terminals, one end of each through-wall terminal is connected with the copper bar in the high-voltage box body, and the other end of each through-wall terminal is connected with the high-voltage wire harness in the junction box. The connection mode provided by the utility model simplifies the parts required by connecting the high-voltage box with other parts while ensuring the wiring effect, and effectively reduces the production cost and the later maintenance difficulty.
Description
Technical Field
The utility model relates to the technical field of batteries, in particular to a high-voltage box for a power battery pack.
Background
The high-voltage box is a core component of a power system of the new energy electric vehicle and is mainly used for managing and distributing high-voltage power, connecting high-voltage circuits between the battery pack and the motor together and ensuring the safety and reliability of the high-voltage circuits. In general, the high-voltage box needs to be connected with other components through a high-voltage wire harness, and at present, the connection mode of a quick plug-in or a connector is mostly adopted in the market, and the quick plug-in or the connector usually needs to be made of special materials such as high strength, high temperature resistance and the like, so that the cost is high; and when the quick plug-in or the connector fails, professional personnel are usually required to replace or maintain, and the maintenance difficulty is high.
Disclosure of Invention
The utility model provides a high-voltage box for a power battery pack, which mainly aims to solve the problems in the prior art.
The utility model adopts the following technical scheme:
a high-voltage box for a power battery pack comprises a high-voltage box body and a junction box; the junction box is arranged on the outer side wall of the high-voltage box body and is provided with a plurality of threading holes through which the high-voltage wire harness passes; the high-voltage box body is provided with a plurality of through-wall terminals, one end of each through-wall terminal is connected with the copper bar in the high-voltage box body, and the other end of each through-wall terminal is connected with the high-voltage wire harness in the junction box.
Further, the threading hole is provided with a via connector, and the high-voltage wire harness passes through the via connector and is connected with the through-wall terminal.
Further, the high-voltage wire harness is connected with the through-wall terminal through a wiring terminal.
Further, the connection terminal is an OT terminal.
Further, the junction box is pre-buried with the nut post around the through wires hole, the through hole connector is through bolt cooperation nut post set firmly in the through wires hole.
Further, the junction box is provided with a window which is convenient to overhaul, and the window is detachably provided with a cover plate.
Compared with the prior art, the utility model has the beneficial effects that:
the high-voltage box body is provided with the through-wall terminal connected with the copper bar, and the outer side wall of the high-voltage box body is provided with the junction box, so that the high-voltage wire harness passes through the junction box and is connected with the through-wall terminal, thereby replacing the connection mode of the conventional quick plug-in or connector. The through-wall terminal has good conductivity and high voltage resistance, and can bear the influence of high-voltage current and an electric field, so that the connection mode provided by the utility model simplifies the parts required by connecting the high-voltage box with other parts while ensuring the wiring effect, and effectively reduces the production cost and the later maintenance difficulty.
Drawings
Fig. 1 is a schematic structural diagram of a high-voltage box body according to the present utility model.
Fig. 2 is an exploded view of the high pressure cartridge of the present utility model.
Fig. 3 is a schematic diagram of a high-voltage box (a cover is not shown) according to the present utility model.
In the figure: 1-a high-pressure box body; 2-junction box; 21-threading holes; a 22-via connector; 23-nut posts; 24-window; 25-cover plate; 3-high voltage wire harness; 4-through-wall terminals; 41-connection terminals.
Detailed Description
Specific embodiments of the present utility model will be described below with reference to the accompanying drawings. Numerous details are set forth in the following description in order to provide a thorough understanding of the present utility model, but it will be apparent to one skilled in the art that the present utility model may be practiced without these details.
Referring to fig. 1 to 3, a high voltage cassette for a power battery pack includes a high voltage cassette body 1 and a junction box 2; the junction box 2 is arranged on the outer side wall of the high-voltage box body 1, and the junction box 2 is provided with a plurality of threading holes 21 through which the high-voltage wire harness 3 passes; the high-voltage box body 1 is provided with a plurality of through-wall terminals 4, one end of each through-wall terminal 4 is connected with a copper bar (not shown in the figure) inside the high-voltage box body 1, and the other end is connected with a high-voltage wire harness 3 inside the junction box 2. The high-voltage box body 1 provided by the utility model is provided with the through-wall terminal 4 connected with the copper bar, and the outer side wall of the high-voltage box body 1 is provided with the junction box 2, so that the high-voltage wire harness 3 passes through the junction box 2 and is connected with the through-wall terminal 4, thereby replacing the connection mode of the existing quick plug-in or connector. The through-wall terminal 4 has good conductivity and high voltage resistance, and can bear the influence of high-voltage current and an electric field, so that the connection mode provided by the utility model simplifies the parts required by connecting the high-voltage box with other parts while ensuring the wiring effect, and effectively reduces the production cost and the later maintenance difficulty.
Referring to fig. 1 to 3, the threading hole 21 is provided with a via connector 22, and the high voltage harness 3 passes through the via connector 22 and is connected to the through-wall terminal 4. The via connector 22 can realize centralized management and optimized layout of the high-voltage wire harness 3, and can prevent the high-voltage wire harness 3 from loosening and separating, so as to avoid safety accidents.
Referring to fig. 1 to 3, the high voltage wire harness 3 is connected to the through-wall terminal 4 through a connection terminal 41, specifically, the connection terminal 41 is an OT terminal. Compared with other wiring terminals, the OT terminal has the advantages of higher reliability, more convenient installation and maintenance and lower cost, not only ensures the wiring effect, but also further reduces the production cost.
Referring to fig. 1 to 3, the terminal box 2 is pre-buried with a nut post 23 around the threading hole 21, and the via hole connector 22 is fixedly arranged in the threading hole 21 by being matched with the nut post 23 through a bolt, so that the via hole connector 22 is not easy to loosen or fall off, and the stability of connection is further ensured. In addition, the installation mode of matching the bolts with the nut posts 23 is more convenient and quick, and the two sides of the via hole connector 22 are aligned with the pre-buried nut posts 23 and placed into the holes of the threading 21, and then the pre-buried nut posts are fixed through the bolts; and when the replacement or maintenance is needed, the through hole connector 22 can be detached only by removing the bolts, so that the maintenance difficulty and cost are effectively reduced.
Referring to fig. 1 to 3, the junction box 2 is provided with a window 24 for facilitating maintenance, and the window 24 is detachably provided with a cover plate 25. Specifically, the design of the window 24 can enable the maintenance personnel to clearly observe the connection condition inside the junction box 2 without opening the junction box 2, so that the maintenance efficiency is effectively improved; and when carrying out simple maintenance, need not to dismantle terminal box 2, avoided dismantling repeatedly and the maloperation and the unnecessary loss that leads to when installing terminal box 2.
The foregoing is merely illustrative of specific embodiments of the present utility model, but the design concept of the present utility model is not limited thereto, and any insubstantial modification of the present utility model by using the design concept shall fall within the scope of the present utility model.
Claims (6)
1. A high voltage cassette for a power battery, characterized by: comprises a high-voltage box body and a junction box; the junction box is arranged on the outer side wall of the high-voltage box body and is provided with a plurality of threading holes through which the high-voltage wire harness passes; the high-voltage box body is provided with a plurality of through-wall terminals, one end of each through-wall terminal is connected with the copper bar in the high-voltage box body, and the other end of each through-wall terminal is connected with the high-voltage wire harness in the junction box.
2. A high voltage cassette for a power battery pack as recited in claim 1, wherein: the threading hole is provided with a via hole connector, and the high-voltage wire harness passes through the via hole connector and is connected with the through-wall terminal.
3. A high voltage cassette for a power battery pack as recited in claim 2, wherein: the high-voltage wire harness is connected with the through-wall terminal through the wiring terminal.
4. A high voltage cassette for a power battery pack as claimed in claim 3, wherein: the wiring terminal is an OT terminal.
5. A high voltage cassette for a power battery pack as recited in claim 2, wherein: the junction box is pre-buried around the threading hole, the via hole connector is fixedly arranged in the threading hole through the cooperation of bolts and the nut column.
6. A high voltage cassette for a power battery pack as recited in claim 1, wherein: the junction box is provided with a window convenient to overhaul, and the window is detachably provided with a cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321052466.7U CN219833052U (en) | 2023-05-05 | 2023-05-05 | High-voltage box for power battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321052466.7U CN219833052U (en) | 2023-05-05 | 2023-05-05 | High-voltage box for power battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219833052U true CN219833052U (en) | 2023-10-13 |
Family
ID=88279384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321052466.7U Active CN219833052U (en) | 2023-05-05 | 2023-05-05 | High-voltage box for power battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219833052U (en) |
-
2023
- 2023-05-05 CN CN202321052466.7U patent/CN219833052U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |