CN207352103U - A kind of automobile using high-voltage relay fault detection module - Google Patents
A kind of automobile using high-voltage relay fault detection module Download PDFInfo
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- CN207352103U CN207352103U CN201721101518.XU CN201721101518U CN207352103U CN 207352103 U CN207352103 U CN 207352103U CN 201721101518 U CN201721101518 U CN 201721101518U CN 207352103 U CN207352103 U CN 207352103U
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- detection module
- automobile
- high pressure
- voltage relay
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Abstract
The utility model discloses a kind of automobile using high-voltage relay fault detection module, for detecting the use state of high-voltage relay, it is characterised in that including：High pressure detection module, main control chip, power module, bus transceiver；The high pressure detection module is used for the resistance value for detecting relay coil and contact, and detection data are transmitted to the main control chip；The main control chip is used for the data for receiving high pressure detection module transmission, and data are handled, then by the data sending after processing to the bus transceiver；The power module is used to vehicle-mounted 12V power supplys being converted to 5V power supplys；The bus transceiver is used for the data for receiving the main control chip transmission, and sends data to automobile bus.The beneficial effects of the utility model have：Detection high-voltage relay service condition in real time, can carry out early warning to failure high-voltage relay element, while detect relay coil and contact, make testing result more accurately and reliably.
Description
Technical field
It the utility model is related to a kind of automobile using high-voltage relay fault detection module.
Background technology
With the popularization of electric automobile, high-voltage safety problem receives much concern, and high-voltage relay matches somebody with somebody electric original copy as important, it
Use state and the service life, the life safety being related to during vehicle use.At present on the market, automobile using high-voltage relay does not have
There is special detection module, it is impossible to the use state of detection high-voltage relay and service life in real time.The battery management system of electric automobile
System can survey the failure at relay coil end by intelligent flash and the low frontier inspection of intelligence, but not have contact performance measurement function,
And testing result is not accurate enough.
The content of the invention
For above-mentioned shortcoming of the prior art, the utility model provides a kind of automobile using high-voltage relay failure inspection
Module is surveyed, the use state of high-voltage relay can be detected in real time, and the coil of high-voltage relay can be detected at the same time and touched
The state of point.
Following technical scheme is employed to reach above-mentioned purpose the utility model：
A kind of automobile using high-voltage relay fault detection module, for detecting the use state of high-voltage relay, its feature
It is to include：High pressure detection module, main control chip, power module, bus transceiver；
The high pressure detection module be equipped with relay coil detection interface A1, A2, and relay contact detection interface B1,
B2, the main control chip is transmitted to for detecting the resistance value of relay coil and contact, and by detection data；
The main control chip is used for the data for receiving the high pressure detection module transmission, and data are handled, then will
Data sending after processing is to the bus transceiver；
The power module is used to vehicle-mounted 12V power supplys being converted to 5V power supplys, which is provided with 12V often electricity, ON grades, ground wire
3 external pins, for connecting vehicle power supply；
The bus transceiver is used for the data for receiving the main control chip transmission, and sends data to automobile bus.
Further, it is used to receive ON grades of signals of automobile for described ON grades.
Further, it is additionally operable to main control chip described in wake-up or dormancy for described ON grades.
Further, relay coil detection interface A1, A2 of the high pressure detection module are coil detection unit, only
When A1, A2 cut-in relay coil both ends, the high pressure detection module could carry out Coil Detector.
Further, relay contact detection interface B1, B2 of the high pressure detection module are contact detection unit, only
When B1, B2 cut-in relay contact both ends, the high pressure detection module could carry out contact detection.
Further, each detection unit autonomous working of the high pressure detection module or two detection units while work
Make.
The beneficial effects of the utility model include：Detection relay service condition in real time, can be to failure high-voltage relay
Element carries out early warning, while detects relay coil and contact, makes testing result more accurately and reliably.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model.
Embodiment
The utility model is further described with reference to specific embodiment and attached drawing.
A kind of automobile using high-voltage relay fault detection module as shown in Figure 1, including high pressure detection module 1, master control core
Piece 2, bus transceiver 3, power module 4.
High pressure detection module 1 is used to detect the real-time use state detection of high-voltage relay, and high pressure detection module 1 is equipped with high pressure
Relay coil detects interface A1, A2, is additionally provided with the detection of high-voltage relay contact interface B1, B2, wherein high-voltage relay coil
It is a detection unit to detect interface A1, A2, only when A1 accesses high-voltage relay coil one end binding post, A2 access high pressures after
Binding post during the electric apparatus coil other end, high pressure detection module 1 could be detected the coil of relay to be detected.Similarly, only
When having B1, B2 access high-voltage relay contact both ends binding post, high pressure detection module could examine relay contact to be measured
Survey.The coil detection unit and contact detection unit of high pressure detection module 1 are mutually independent, can only access and use single detection
Unit, can also two detection units access use at the same time, in order to make testing result more accurately and reliably be selected in the present embodiment
Coil and the contact of high-voltage relay are detected at the same time.High pressure detection module 1 predominantly detects high-voltage relay coil and contact both ends
Change in resistance, and then by testing number factually when be transmitted to main control chip 2.
Main control chip 2 uses advanced processes chip, built-in advanced algorithm：Based on mathematical model statistic law, i.e., according to statistics
Relay dash current, frequency of impact, improper breaks are compared with preset value, so as to judge making for high-voltage relay
Use the service life.Main control chip 2 is used to judge high-voltage relay fault condition, the high-voltage relay transmitted according to high pressure detection module 1
Resistance value data variation, judges that high-voltage relay has contact whether there is adhesion, failure；Judge whether coil has disconnection or short circuit.Wherein
High-voltage relay state-detection result is sent to bus transceiver 3 by main control chip 2, and then is sent to automobile bus, by whole
Vehicle control sends alarm, reminds vehicle user of service, replaces failure high-voltage relay component in time, it is hidden to exclude safety
Suffer from.
Bus transceiver 3 is used to connect automobile bus, and transmission is total to automobile in real time by the testing result of high-voltage relay
Line.Bus transceiver 3 includes two external pins CAN-H and CAN-L, be connected respectively CAN lines high position data line and
Low data line.
Power module 4 includes three external pin 12V often electricity, ON grades of wake-ups, ground wires.Power module 4 passes through external pin
Vehicle power supply is directly accessed, its major function is that vehicle-mounted 12V power supplys are converted to 5V DC power supplies is whole automobile using high pressure
Fuse failure detection module is powered.Whole automobile using high-tension fuse fault detection module is in the case of the not actuated ground of automobile
Resting state, only when ON grades, which wake up, receives signal, whole automobile using high-tension fuse fault detection module is just in work
State, starts to detect the health status of main fuse, power module 4 also receives vehicle bus and wakes up, whole before execution automobile starting
Car self-checking function.
The technical solution provided above the utility model embodiment is described in detail, used herein specifically
A example is set forth the principle and embodiment of the utility model embodiment, and the explanation of above example is only applicable to help
Assistant solves the principle of the utility model embodiment；Meanwhile for those of ordinary skill in the art, implement according to the utility model
Example, the there will be changes in embodiment and application range, in conclusion this specification content should not be construed as
Limitation to the utility model.
Claims (6)
1. a kind of automobile using high-voltage relay fault detection module, for detecting the use state of high-voltage relay, its feature exists
In including：High pressure detection module, main control chip, power module, bus transceiver；
The high pressure detection module is equipped with relay coil detection interface A1, A2, and relay contact detection interface B1, B2, uses
Resistance value in detection relay coil and contact, and detection data are transmitted to the main control chip；
The main control chip is used for the data for receiving the high pressure detection module transmission, and data are handled, then will processing
Data sending afterwards is to the bus transceiver；
The power module is used to vehicle-mounted 12V power supplys being converted to 5V power supplys, which is provided with 12V often electricity, ON grades, ground wire 3
External pin, for connecting vehicle power supply；
The bus transceiver is used for the data for receiving the main control chip transmission, and sends data to automobile bus.
A kind of 2. automobile using high-voltage relay fault detection module according to claim 1, it is characterised in that：It is ON grades described
For receiving ON grades of signals of automobile.
A kind of 3. automobile using high-voltage relay fault detection module according to claim 2, it is characterised in that：It is ON grades described
It is additionally operable to main control chip described in wake-up or dormancy.
A kind of 4. automobile using high-voltage relay fault detection module according to claim 1, it is characterised in that：The high pressure
Relay coil detection interface A1, A2 of detection module are coil detection unit, only when A1, A2 cut-in relay coil both ends
When, the high pressure detection module could carry out Coil Detector.
A kind of 5. automobile using high-voltage relay fault detection module according to claim 4, it is characterised in that：The high pressure
Relay contact detection interface B1, B2 of detection module are contact detection unit, only when B1, B2 cut-in relay contact both ends
When, the high pressure detection module could carry out contact detection.
A kind of 6. automobile using high-voltage relay fault detection module according to claim 5, it is characterised in that：The high pressure
Each detection unit of detection module works independently or two detection units work at the same time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721101518.XU CN207352103U (en) | 2017-08-30 | 2017-08-30 | A kind of automobile using high-voltage relay fault detection module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721101518.XU CN207352103U (en) | 2017-08-30 | 2017-08-30 | A kind of automobile using high-voltage relay fault detection module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207352103U true CN207352103U (en) | 2018-05-11 |
Family
ID=62412989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721101518.XU Expired - Fee Related CN207352103U (en) | 2017-08-30 | 2017-08-30 | A kind of automobile using high-voltage relay fault detection module |
Country Status (1)
| Country | Link |
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| CN (1) | CN207352103U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111736069A (en) * | 2020-08-07 | 2020-10-02 | 浙江众合科技股份有限公司 | Relay state safety acquisition system for avoiding signal acquisition line mixing |
| CN113341256A (en) * | 2021-06-11 | 2021-09-03 | 内蒙古电力(集团)有限责任公司内蒙古电力科学研究院分公司 | Detection method, device, equipment and medium for transformer substation relay protection system |
-
2017
- 2017-08-30 CN CN201721101518.XU patent/CN207352103U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111736069A (en) * | 2020-08-07 | 2020-10-02 | 浙江众合科技股份有限公司 | Relay state safety acquisition system for avoiding signal acquisition line mixing |
| CN111736069B (en) * | 2020-08-07 | 2021-01-26 | 浙江众合科技股份有限公司 | Relay state safety acquisition system for avoiding signal acquisition line mixing |
| CN113341256A (en) * | 2021-06-11 | 2021-09-03 | 内蒙古电力(集团)有限责任公司内蒙古电力科学研究院分公司 | Detection method, device, equipment and medium for transformer substation relay protection system |
| CN113341256B (en) * | 2021-06-11 | 2022-08-05 | 内蒙古电力(集团)有限责任公司内蒙古电力科学研究院分公司 | Detection method, device, equipment and medium for transformer substation relay protection system |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20190515 Granted publication date: 20180511 |
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| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20210129 Granted publication date: 20180511 |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180511 |