CN215751947U - Integrated high-voltage distribution box of electric automobile - Google Patents
Integrated high-voltage distribution box of electric automobile Download PDFInfo
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- CN215751947U CN215751947U CN202121885285.3U CN202121885285U CN215751947U CN 215751947 U CN215751947 U CN 215751947U CN 202121885285 U CN202121885285 U CN 202121885285U CN 215751947 U CN215751947 U CN 215751947U
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
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Abstract
The utility model discloses an integrated high-voltage distribution box of an electric automobile, which comprises a box body and a box cover, wherein components for high-voltage distribution of the automobile are fixed in the box body, the edge of the box body is provided with interfaces for connecting the components, and the interfaces comprise a liquid-cooling PTC plug-in port, an air-conditioning PTC plug-in port, an MCU plug-in port, a battery pack plug-in port, a quick-charging plug-in port, a low-voltage communication plug-in port, a compressor plug-in port and a DCDC/OBC plug-in port. The high-voltage distribution box adopts a centralized distribution scheme, has compact structural design, convenient wiring layout and convenient and quick maintenance, is used as a high-voltage high-current distribution unit PDU of an automobile, and can integrate part of intelligent control management units of a battery management system according to the system architecture requirements of different users, thereby further simplifying the complexity of the whole automobile system architecture distribution.
Description
Technical Field
The utility model relates to the technical field of new energy automobiles, in particular to a structure of an integrated high-voltage distribution box.
Background
As a substitute term for an automobile with high environmental protection, energy conservation and economic indexes, the new energy automobile has more and more market demands in recent years, and people have more and more high requirements on the new energy automobile, such as a quick and convenient charging mode, durability and durability of an automobile battery, and convenience and rapidness in automobile maintenance.
However, the faults of the new energy vehicles put on the market are frequent at present, and as the power battery of the electric vehicle with the highest fault rate, the cost of the new energy vehicles is high, the later-period maintenance is complex, the internal maintenance is required to be carried out sometimes, the batteries are unpacked, the difficulty is high, the batteries are all things weighing four or five kilograms, and the disassembly and the assembly are not convenient.
Disclosure of Invention
The utility model aims to solve the problem that the existing new energy automobile power battery is difficult to maintain due to faults, and realizes a high-voltage distribution box with high integration level.
In order to achieve the purpose, the utility model adopts the technical scheme that: the utility model provides an electric automobile integrated form high voltage distribution box, high voltage distribution box comprises box body and lid, the box body internal fixation has the components and parts that are used for car high voltage distribution, the box body edge is equipped with the interface of connecting components and parts, the interface includes liquid cooling PTC plug-in components port, air conditioner PTC plug-in components port, MCU plug-in components port, battery package plug-in components port, fills plug-in components port, low pressure communication plug-in components port, compressor plug-in components port, DCDC OBC plug-in components port soon.
The components and parts include battery management system, fuse, relay, the battery wraps the plug-in port and is used for connecting power battery, liquid cooling PTC plug-in port is used for connecting the liquid cooling PTC, air conditioner PTC plug-in port is used for connecting air conditioner PTC, MCU plug-in port is used for connecting MCU plug-in the fill soon plug-in port be used for connecting fill soon the seat compressor plug-in port is used for connecting the compressor, DCDC OBC plug-in port is used for connecting DCDC and OBC, liquid cooling PTC plug-in port, air conditioner PTC plug-in port, MCU plug-in port, fill plug-in port soon, compressor plug-in port, DCDC OBC plug-in port all are connected to battery package plug-in port through independent fuse, relay, the control end of every relay is connected to battery management system.
The low-voltage communication plug-in port is used for connecting a low-voltage wiring harness, and the interior of the low-voltage communication plug-in port is connected to a communication interface of a battery management system.
The components and parts still include hall current sensor, hall current sensor gathers the end and is connected to the output or the input interface of every relay, hall current sensor's signal output part is connected to battery management system's communication interface through the signal line.
The box body is the rectangle box of platykurtic, the lid passes through on the fixed box body of buckle, the box body edge is equipped with two at least fixing bases, be equipped with the mounting hole on the fixing base, the box body is fixed the high voltage distribution box in the car through the screw that passes the fixing base.
A circle of rubber ring is arranged between the box body and the box cover.
The high-voltage distribution box adopts a centralized distribution scheme, has compact structural design, convenient wiring layout and convenient and quick maintenance, is used as a high-voltage high-current distribution unit PDU of an automobile, and can integrate part of intelligent control management units of a battery management system according to the system architecture requirements of different users, thereby further simplifying the complexity of the whole automobile system architecture distribution.
The integrated high-voltage distribution box of the electric automobile can effectively solve the problems of frequent failure, difficult maintenance, high maintenance cost and the like of a power battery of a new energy automobile, meets the high requirements of people on durability and durability of the new energy automobile, and has the advantages of simplicity, clearness and clear appearance of each device; is convenient for production and maintenance.
Drawings
The following is a brief description of the contents of each figure and the symbols in the figures in the description of the utility model:
fig. 1 is a schematic diagram of an internal structure of an integrated high-voltage distribution box of an electric vehicle;
FIG. 2 is a schematic diagram of an external plug-in port of an integrated high-voltage distribution box of an electric vehicle;
fig. 3 is a high-voltage framework diagram of an integrated high-voltage distribution box of an electric vehicle;
the labels in the above figures are: 1. a battery management system; 2. a fuse; 3. a card holder; 4. a relay; 5. a Hall current sensor; 6. a liquid-cooled PTC plug-in port; 7. an air conditioner PTC cartridge port; 8. an MCU plug-in port; 9. a battery pack plug-in port; 10. a quick charge plug-in port; 11. a low voltage communications plug-in port; 12. a compressor plug port; 13. DCDC/OBC card port.
Detailed Description
The following description of the embodiments with reference to the drawings is provided to describe the embodiments of the present invention, and the embodiments of the present invention, such as the shapes and configurations of the components, the mutual positions and connection relationships of the components, the functions and working principles of the components, the manufacturing processes and the operation and use methods, etc., will be further described in detail to help those skilled in the art to more completely, accurately and deeply understand the inventive concept and technical solutions of the present invention.
The integrated high-voltage distribution box of the electric automobile is applied to a distribution box of a new energy automobile, can reduce the failure rate of a power battery, facilitates later-stage maintenance, and better realizes the purpose of facilitating a consumer to use the electric automobile.
As shown in fig. 1, the high voltage distribution box is equipped with box body and lid, and box body and lid adopt buckle fixed connection, and convenient the dismantlement is opened and is overhauld the inside components and parts of box body, and the edge of box body is equipped with two at least fixing bases, is equipped with the mounting hole on the fixing base, and the box body is fixed the high voltage distribution box in the car through the screw that passes the fixing base, for guaranteeing the sealing performance of high voltage distribution box, is equipped with a rubber circle between box body and lid.
The components in the box body comprise a battery management system 1, a fuse 2 clamping seat 3, a relay 4 and a Hall current sensor 5, wherein the relay 4 needs to determine the model and the installation size according to the actual requirement, the internal fuse 2 considers the function of the whole vehicle, the fuse 2 is fixed on the clamping seat 3, fixing hole sites are additionally arranged at two ends of the fuse 2 and are fixed on the clamping seat 3 through the fixing hole sites, and the later period is ensured to be convenient for adding a protection loop; the battery management system 1(BMS) detects the temperature and voltage of the whole battery, quickly charges the whole vehicle and slowly charges the turntable, communicates the battery with the whole vehicle controller, communicates the battery with the motor controller, and is reasonably started according to different models. The acquisition end of the Hall current sensor 5 is connected to the output or input interface of each relay 4, and the signal output end of the Hall current sensor 5 is connected to the communication interface of the battery management system 1 through a signal line, so that the power supply condition of components in the whole distribution box can be acquired by using the battery management system 1.
As shown in fig. 2, the external part of the high-voltage distribution box body comprises a liquid-cooling PTC plug port 6, an air-conditioning PTC plug port 7, an MCU plug port 8, a battery pack plug port 9, a quick-charging plug port 10, a low-voltage communication plug port 11, a compressor plug port 12, and a DCDC/OBC plug port 13. The battery wraps the plug-in components and connects high voltage distribution box and battery package, with battery package power through high voltage box to battery envelope curve transmission to high voltage box, the inside multichannel that divides into of battery package plug-in components, relay 4 of every way circuit connection, fuse 2 is connected to every relay 4, fuse 2 reconnection to uses the electric interface, it includes liquid cooling PTC plug-in components port 6 to use the electric interface, air conditioner PTC plug-in components port 7, MCU plug-in components port 8, fill plug-in components port 10 soon, compressor plug-in components port 12 and DCDC OBC plug-in components port 13, it is connected with high voltage distribution box to use the electric interface, carry out current distribution.
The liquid-cooled PTC plug-in is connected with the high-voltage distribution box and the liquid-cooled PTC, and the energy of the battery pack distributed by the high-voltage distribution box is transmitted to the liquid-cooled PTC through the liquid-cooled PTC; the air conditioner PTC plug-in is connected with the high-voltage distribution box and the air conditioner PTC, and the energy of the battery pack distributed by the high-voltage distribution box is transmitted to the air conditioner PTC through the air conditioner PTC wire; the MCU plug-in is connected with the high-voltage distribution box and the MCU, and the energy of the battery pack distributed by the high-voltage distribution box is transmitted to the MCU through an MCU wire; the quick charging plug-in is connected with the high-voltage distribution box and the quick charging base, and transmits an external power supply to the battery pack through the high-voltage distribution box through a quick charging line; the compressor plug-in is connected with the high-voltage distribution box and the compressor, and the energy of the high-voltage distribution box distribution battery pack is transmitted to the compressor through a compressor line; the DCDC/OBC plug-in is connected with the high-voltage distribution box, the DCDC and the OBC, an external power supply is transmitted to the high-voltage box through a high-voltage box line by the charger, and the energy of the battery pack distributed by the high-voltage distribution box is transmitted to the DCDC through the DCDC line.
The low-voltage communication plug-in is connected with the high-voltage distribution box and the low-voltage wiring harness, low-voltage component information inside the high-voltage box is collected, and the low-voltage communication plug-in is connected with the battery management system 1 inwards, so that the battery management system 1 can be utilized to communicate with equipment in a vehicle, control signals are obtained, the collected signals are output outwards, and the relay 4 is reliably controlled to work.
The utility model has been described above with reference to the accompanying drawings, it is obvious that the utility model is not limited to the specific implementation in the above-described manner, and it is within the scope of the utility model to apply the inventive concept and solution to other applications without substantial modification.
Claims (6)
1. The utility model provides an electric automobile integrated form high voltage distribution box, high voltage distribution box comprises box body and lid, its characterized in that: the box body is internally fixed with components for high-voltage power distribution of an automobile, the edge of the box body is provided with an interface for connecting the components, and the interface comprises a liquid cooling PTC plug-in port, an air conditioner PTC plug-in port, an MCU plug-in port, a battery pack plug-in port, a quick charging plug-in port, a low-voltage communication plug-in port, a compressor plug-in port and a DCDC/OBC plug-in port.
2. The electric vehicle integrated high voltage distribution box according to claim 1, wherein: the components and parts include battery management system, fuse, relay, the battery wraps the plug-in port and is used for connecting power battery, liquid cooling PTC plug-in port is used for connecting the liquid cooling PTC, air conditioner PTC plug-in port is used for connecting air conditioner PTC, MCU plug-in port is used for connecting MCU plug-in the fill soon plug-in port be used for connecting fill soon the seat compressor plug-in port is used for connecting the compressor, DCDC OBC plug-in port is used for connecting DCDC and OBC, liquid cooling PTC plug-in port, air conditioner PTC plug-in port, MCU plug-in port, fill plug-in port soon, compressor plug-in port, DCDC OBC plug-in port all are connected to battery package plug-in port through independent fuse, relay, the control end of every relay is connected to battery management system.
3. The electric vehicle integrated high voltage distribution box according to claim 2, wherein: the low-voltage communication plug-in port is used for connecting a low-voltage wiring harness, and the interior of the low-voltage communication plug-in port is connected to a communication interface of a battery management system.
4. The electric vehicle integrated high voltage distribution box according to claim 3, wherein: the components and parts still include hall current sensor, hall current sensor gathers the end and is connected to the output or the input interface of every relay, hall current sensor's signal output part is connected to battery management system's communication interface through the signal line.
5. The electric vehicle integrated high voltage distribution box according to any one of claims 1 to 4, wherein: the box body is the rectangle box of platykurtic, the lid passes through on the fixed box body of buckle, the box body edge is equipped with two at least fixing bases, be equipped with the mounting hole on the fixing base, the box body is fixed the high voltage distribution box in the car through the screw that passes the fixing base.
6. The integrated high voltage distribution box of an electric vehicle of claim 5, wherein: a circle of rubber ring is arranged between the box body and the box cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121885285.3U CN215751947U (en) | 2021-08-12 | 2021-08-12 | Integrated high-voltage distribution box of electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121885285.3U CN215751947U (en) | 2021-08-12 | 2021-08-12 | Integrated high-voltage distribution box of electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215751947U true CN215751947U (en) | 2022-02-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121885285.3U Active CN215751947U (en) | 2021-08-12 | 2021-08-12 | Integrated high-voltage distribution box of electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215751947U (en) |
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2021
- 2021-08-12 CN CN202121885285.3U patent/CN215751947U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230406 Address after: Floor 18, Building 13, Science and Technology Industrial Park, No. 717 Zhongshan South Road, Wuhu High tech Industrial Development Zone, Yijiang District, Wuhu City, Anhui Province, 241000 Patentee after: Wuhu Tairui Automobile Co.,Ltd. Address before: 241000 Building 8, science and Technology Industrial Park, 717 Zhongshan South Road, Yijiang District, Wuhu City, Anhui Province Patentee before: Chery Commercial Vehicles (Anhui) Co., Ltd. |
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| TR01 | Transfer of patent right |