CN216424093U - Range-extending type light truck high-voltage interlocking detection system - Google Patents
Range-extending type light truck high-voltage interlocking detection system Download PDFInfo
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- CN216424093U CN216424093U CN202122559467.8U CN202122559467U CN216424093U CN 216424093 U CN216424093 U CN 216424093U CN 202122559467 U CN202122559467 U CN 202122559467U CN 216424093 U CN216424093 U CN 216424093U
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Abstract
The utility model discloses an increase form light calorie high pressure interlocking detecting system, including high-pressure part, detecting system, the detecting system with constitute high-pressure interlocking return circuit between the high-pressure part, the high-pressure part includes ISG motor, TM driving motor, steering engine pump, charging interface, PTC, battery, air condition compressor, electric compressor; the detection system comprises a vehicle control unit, a four-in-one controller, an ISG (integrated starter generator) electronic control unit and a power battery; the high-voltage interlocking loops are arranged into six. The utility model relates to a high-pressure interlocking detecting system simple and convenient, safe, dependable performance uses this utility model's the light card of increasing the form, and the high pressure that can make things convenient for, swift detection whole car takes place uses electrical apparatus pencil trouble, improves the life-span and the security of the light card of increasing the form or using this system vehicle, can also practice thrift diagnosis trouble time and reduce the diagnosis degree of difficulty to a certain extent.
Description
Technical Field
The utility model relates to an automotive technology equipment field specifically is an increase form light truck high pressure interlocking detecting system.
Background
On new energy vehicles, high-voltage interlocking loops must exist on high-voltage electrical appliances for safety reasons. Meanwhile, in order to ensure that the high-voltage wire harnesses of each electrical appliance are connected in place to prevent the electrical leakage from being accidentally contacted, and the safety under abnormal conditions (such as collision damage, abnormal operation disconnection of the high-voltage electrical appliances and the like) is insufficient only through detection and visual inspection. Therefore, a high-voltage interlock circuit is extremely important. The extended range light truck is a kind of new energy vehicle, so a high voltage interlock detection system needs to be designed. Meanwhile, the high-voltage loop involves a plurality of electric appliances and is widely distributed, so once a fault occurs, the troubleshooting work is difficult. Therefore, a simple, convenient and reliable high-voltage interlocking detection system is designed.
SUMMERY OF THE UTILITY MODEL
The utility model is dedicated to a simple, reasonable, safe, high-reliability, multi-loop and local control high-voltage interlocking detection system, thereby providing a more reliable whole vehicle high-voltage interlocking detection system for a whole vehicle factory, facilitating the inspection and maintenance, meeting the use requirements of customers under various working conditions, and further improving the practical applicability of the high-voltage interlocking detection system in the automobile field;
in order to solve the technical problem, the utility model provides a following technical scheme:
the utility model provides a range-extending light truck high-voltage interlocking detection system,
the device comprises a high-voltage part and a detection system, wherein a high-voltage interlocking loop is formed between the detection system and the high-voltage part, and the high-voltage part comprises an ISG motor, a TM driving motor, a steering engine pump, a charging socket, a PTC, a storage battery, an air conditioner compressor and an electric compressor;
the detection system comprises a vehicle control unit, a four-in-one controller, an ISG (integrated starter generator) electronic control unit and a power battery;
the high-voltage interlocking loops are arranged into six.
Preferably, the six high-voltage interlocking loops respectively comprise a first high-voltage interlocking loop, a second high-voltage interlocking loop, a third high-voltage interlocking loop, a fourth high-voltage interlocking loop, a fifth high-voltage interlocking loop and a sixth high-voltage interlocking loop, the first high-voltage interlocking loop enables the whole vehicle controller, the ISG (integrated service gateway) electronic control unit, the electric compressor and the PTC to form a closed loop through a low-voltage wiring harness, and the integrity of the loop is checked by the whole vehicle controller.
Preferably, the four-in-one controller comprises a DCDC controller, a DCAC controller, a PDU controller and a drive motor controller, the second high-voltage interlock loop forms a closed loop by the DCAC controller and the steering pump in the four-in-one controller through a low-voltage wiring harness, and the DCAC controller of the four-in-one controller checks the integrity of the closed loop.
Preferably, the third high-voltage interlock loop forms a closed loop between the driving motor controller of the four-in-one controller and the TM driving motor by a low-voltage wire harness, and the driving motor controller checks the integrity of the closed loop.
Preferably, the fourth high-voltage interlock loop is a closed loop formed by the DCDC controller of the four-in-one controller and the storage battery, and the integrity of the loop is checked by the DCDC controller.
Preferably, the power battery comprises a BMS battery management system, the fifth high-voltage interlock loop forms a closed loop of the BMS battery management system and the quick charge socket port in the power battery by a low-voltage wire harness, and the integrity of the closed loop is checked by the BMS battery management system.
Preferably, the sixth high-voltage interlock loop forms a closed loop with the ISG motor by a low-voltage wiring harness, and the integrity of the loop is checked by the ISG motor controller.
The utility model has the advantages that
(1) The utility model relates to a high-pressure interlocking detecting system simple and convenient, safe, dependable performance uses this utility model's the light card of increasing the form, and the high pressure that can make things convenient for, swift detection whole car takes place uses electrical apparatus pencil trouble, improves the life-span and the security of the light card of increasing the form or using this system vehicle, can also practice thrift diagnosis trouble time and reduce the diagnosis degree of difficulty to a certain extent.
(2) The utility model relates to a utility model a simple, reasonable, safety, reliability are high, multiloop, local control's high-pressure interlocking detecting system to for whole car factory provides more reliable whole car high-pressure interlocking detecting system, not only convenient inspection and maintenance can also satisfy user demand under the multiple operating mode of client, further improve this high-pressure interlocking detecting system in the practical application nature of automotive filed.
Drawings
Fig. 1 is the working principle diagram of the first high-voltage interlock loop of the present invention.
Fig. 2 is a working principle diagram of the present invention.
Description of reference numerals: the system comprises 1-ISG electric control, 2-ISG motor, 3-TM driving motor, 4-four-in-one controller, 5-power battery, 6-steering engine pump, 7-charging plug interface, 8-PTC, 9-storage battery, 10-air conditioner compressor, 11-vehicle controller and 12-electric compressor.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
As shown in fig. 1-2, the present invention provides a high-voltage interlock detection system for extended range light truck,
the high-voltage interlocking device comprises high-voltage parts and a detection system, wherein a high-voltage interlocking loop is formed between the detection system and the high-voltage parts, and the high-voltage parts comprise an ISG motor 2, a TM driving motor 3, a steering engine pump 6, a charging socket 7, a PTC8, a storage battery 9, an air conditioner compressor 10 and an electric compressor 12;
the detection system comprises a vehicle control unit 11, a four-in-one controller 4, an ISG electronic control unit 1 and a power battery 5;
the high-voltage interlocking loop is arranged into six pieces,
the six high-voltage interlocking loops respectively comprise a first high-voltage interlocking loop, a second high-voltage interlocking loop, a third high-voltage interlocking loop, a fourth high-voltage interlocking loop, a fifth high-voltage interlocking loop and a sixth high-voltage interlocking loop, the first high-voltage interlocking loop is output by the whole vehicle controller 11 in a high-voltage interlocking mode, passes through the ISG electric control 1, the electric compressor 12 and the PTC8 modules, finally reaches the whole vehicle controller 11, forms a closed loop by a low-voltage wire harness, and checks the integrity of the loop by the whole vehicle controller 11;
the four-in-one controller 4 comprises a DCDC controller, a DCAC controller, a PDU controller and a driving motor controller, the DCAC controller in the four-in-one controller 4 and the steering pump 6 form a closed loop by a low-voltage wiring harness, and the integrity of the closed loop is checked by the DCAC controller of the four-in-one controller 4;
the third high-voltage interlocking loop forms a closed loop by the driving motor controller of the four-in-one controller 4 and the TM driving motor 3 through a low-voltage wire harness, and the integrity of the loop is checked by the driving motor controller;
the fourth high-voltage interlocking loop is formed by the DCDC controller of the four-in-one controller 4 and the storage battery 9 into a closed loop, and the integrity of the loop is checked by the DCDC controller;
the power battery 5 comprises a BMS battery management system, the fifth high-voltage interlocking loop forms a closed loop with the BMS battery management system and a quick charging socket port in the power battery 5 by a low-voltage wire harness, and the integrity of the closed loop is checked by the BMS battery management system;
the sixth high-voltage interlocking loop forms a closed loop by the ISG electronic control unit 1 and the ISG motor 2 through a low-voltage wiring harness, and the integrity of the loop is checked by the ISG electronic control unit 1;
the utility model discloses if each controller can not receive the high-voltage interlocking signal that sends, then direct and potential danger such as high tension cable is not installed, high tension cable exposes, high tension part damages, protective structure inefficacy can appear, this utility model adopts the PWM waveform, even interlocking return circuit damage leads to the electricity or short circuit to ground, open circuit, also can detect out the trouble, can avoid because the high-voltage electricity that low pressure pencil return circuit trouble leads to exposes the condition that can not discern, thereby this high-voltage interlocking checking system security is higher, if the condition of short circuit, broken circuit appears in the return circuit, think that there is potential danger, forbid each high-voltage electrical apparatus high-pressure output this moment;
the utility model has the advantages that the multiple loops are relatively independent, the fault point can be locked rapidly, and the high voltage can be cut off and isolated selectively according to the fault condition, so as to meet the basic vehicle demand of the vehicle user;
the utility model discloses the main design objective of high-pressure interlocking is exactly to avoid high voltage to expose and brings the injury for the human body, and high voltage mainly has two kinds of possibilities with electrical apparatus high pressure exposure:
(1) various cover plates or end covers are not covered with high-voltage wiring harnesses, so that the voltage is exposed;
(2) the high voltage wire harness quick interface is not connected, resulting in high voltage exposure.
Therefore based on above reasons, design a simple and convenient, safe, the reliable performance high pressure interlocking detecting system, use this utility model's increase form light truck, can make things convenient for, swift high pressure that the whole car takes place uses electrical apparatus pencil trouble, improves the life-span and the security that increase form light truck or applied this system vehicle, can also practice thrift diagnosis trouble time to a certain extent and reduce the diagnosis degree of difficulty.
Therefore, the utility model provides a utility model a simple, reasonable, safety, reliability are high, multiloop, local control's high-pressure interlocking detecting system to for whole car factory provides more reliable whole car high-pressure interlocking detecting system, not only convenient inspection and maintenance can also satisfy user demand under the multiple operating mode of client, further improve this high-pressure interlocking detecting system in the practical application nature of automotive filed.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (7)
1. A high-voltage interlock detection system for a range-extended light truck is characterized in that,
the device comprises a high-voltage part and a detection system, wherein a high-voltage interlocking loop is formed between the detection system and the high-voltage part, and the high-voltage part comprises an ISG motor (2), a TM driving motor (3), a steering engine pump (6), a charging socket (7), a PTC (8), a storage battery (9), an air conditioner compressor (10) and an electric compressor (12);
the detection system comprises a whole vehicle controller (11), a four-in-one controller (4), an ISG electronic control unit (1) and a power battery (5);
the high-voltage interlocking loops are arranged into six.
2. The extended range light truck high voltage interlock detection system of claim 1,
the six high-voltage interlocking loops respectively comprise a first high-voltage interlocking loop, a second high-voltage interlocking loop, a third high-voltage interlocking loop, a fourth high-voltage interlocking loop, a fifth high-voltage interlocking loop and a sixth high-voltage interlocking loop, the first high-voltage interlocking loop enables the whole vehicle controller (11), the ISG electronic control unit (1), the electric compressor (12) and the PTC (8) to form a closed loop through a low-voltage wiring harness, and the integrity of the loop is checked by the whole vehicle controller (11).
3. The extended range light truck high voltage interlock detection system of claim 2,
the four-in-one controller (4) comprises a DCDC controller, a DCAC controller, a PDU controller and a driving motor controller, the DCAC controller in the four-in-one controller (4) and the steering pump (6) form a closed loop through a low-voltage wiring harness, and the integrity of the closed loop is checked through the DCAC controller of the four-in-one controller (4).
4. The extended range light truck high voltage interlock detection system of claim 3,
and the third high-voltage interlocking loop forms a closed loop by the driving motor controller of the four-in-one controller (4) and the TM driving motor (3) through a low-voltage wiring harness, and the integrity of the closed loop is checked by the driving motor controller.
5. The extended range light truck high voltage interlock detection system of claim 4,
the fourth high-voltage interlocking loop is formed by the DCDC controller of the four-in-one controller (4) and the storage battery (9) into a closed loop, and the integrity of the loop is checked by the DCDC controller.
6. The extended range light truck high voltage interlock detection system of claim 5,
the power battery (5) comprises a BMS battery management system, the fifth high-voltage interlocking loop forms a closed loop with the BMS battery management system and a quick charging socket port in the power battery (5) through a low-voltage wiring harness, and the integrity of the closed loop is checked by the BMS battery management system.
7. The extended range light truck high voltage interlock detection system of claim 6,
and the sixth high-voltage interlocking loop forms a closed loop by the ISG electronic control unit (1) and the ISG motor (2) through a low-voltage wiring harness, and the integrity of the loop is checked by the ISG electronic control unit (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122559467.8U CN216424093U (en) | 2021-10-22 | 2021-10-22 | Range-extending type light truck high-voltage interlocking detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122559467.8U CN216424093U (en) | 2021-10-22 | 2021-10-22 | Range-extending type light truck high-voltage interlocking detection system |
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| Publication Number | Publication Date |
|---|---|
| CN216424093U true CN216424093U (en) | 2022-05-03 |
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|---|---|---|---|
| CN202122559467.8U Active CN216424093U (en) | 2021-10-22 | 2021-10-22 | Range-extending type light truck high-voltage interlocking detection system |
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| CN (1) | CN216424093U (en) |
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2021
- 2021-10-22 CN CN202122559467.8U patent/CN216424093U/en active Active
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