CN109884480A - A kind of offline insulating detection equipment of vehicle and its detection method - Google Patents
A kind of offline insulating detection equipment of vehicle and its detection method Download PDFInfo
- Publication number
- CN109884480A CN109884480A CN201910110802.0A CN201910110802A CN109884480A CN 109884480 A CN109884480 A CN 109884480A CN 201910110802 A CN201910110802 A CN 201910110802A CN 109884480 A CN109884480 A CN 109884480A
- Authority
- CN
- China
- Prior art keywords
- relay
- insurance
- equipment
- vehicle
- cathode
- 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.)
- Pending
Links
Landscapes
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The offline insulating detection equipment of vehicle of the present invention includes the electric-examination equipment being connected together and electric car, and inside electric car, vehicle socket positive electrode bus connects to connect to connect with relay K3 again with insurance F1 again with relay K1 and connect again with power battery anode；Vehicle socket negative electrode bus connects to connect with relay K4 again with relay K2 and connect again with power battery cathode；Micro-control unit anode is connected with insurance F2 and is then parallelly connected between relay K1 and insurance F1；DC/DC anode is connected with insurance F3 and is then parallelly connected between relay K1 and insurance F1；Thermistor anode is connected with insurance F4 and is then parallelly connected between relay K1 and insurance F1；Air-conditioning equipment anode is connected with insurance F5 and is then parallelly connected between relay K1 and insurance F1；Other equipment anode is connected with insurance F6 and is then parallelly connected between relay K1 and insurance F1；Micro-control unit cathode, DC/DC cathode, thermistor cathode, air-conditioning equipment cathode and other equipment cathode are parallel to jointly between relay K2 and relay K4.
Description
Technical field:
The present invention relates to a kind of offline insulating detection equipment of vehicle and its detection methods, belong to automobile technical field.
Background technique:
At this stage, with the continuous development of new energy pure electric vehicle, the annual output of pure electric automobile is also doubling year by year,
For main engine plants, the Insulation monitoring of the offline high tension loop of vehicle is essential, and existing high-voltage isulation detects
Its efficiency of equipment and safety are all that can not meet the demand of main engine plants.
The method for the offline Insulation monitoring of vehicle that main engine plants use at present need to dismantle mostly entrucking high-tension distribution box (or
Person other high-tension apparatuses), circuit to be tested is clamped with the crocodile clip on test equipment.Its scheme disadvantage mainly has with lower section
Face: cumbersome, crocodile clip contact performance is difficult to ensure, crocodile clip service life is short, there are biggish security risks etc. for operation.
Therefore, it is necessory to be improved to the prior art to solve the deficiency of the prior art.
Summary of the invention:
The present invention is to provide a kind of offline insulating detection equipment of vehicle to solve the above-mentioned problems of the prior art
And its detection method.
The present invention adopts the following technical scheme: a kind of offline insulating detection equipment of vehicle, including the electric-examination being connected together
Equipment and electric car, inside the electric car, vehicle socket positive electrode bus connects with relay K1 and connects again with insurance F1
It connects with relay K3 and connects again with power battery anode again；Vehicle socket negative electrode bus connect with relay K2 again with relay
K4 series connection is connected with power battery cathode again；Micro-control unit anode connects with insurance F2 and is then parallelly connected with relay K1 and insurance F1
Between；DC/DC anode is connected with insurance F3 and is then parallelly connected between relay K1 and insurance F1；Thermistor anode and insurance F4 string
Connection is then parallelly connected between relay K1 and insurance F1；Air-conditioning equipment anode connects with insurance F5 and is then parallelly connected with relay K1 and insurance
Between F1；Other equipment anode is connected with insurance F6 and is then parallelly connected between relay K1 and insurance F1；Micro-control unit cathode,
DC/DC cathode, thermistor cathode, air-conditioning equipment cathode and other equipment cathode are parallel to relay K2 and relay K4 jointly
Between.
The present invention also adopts the following technical scheme that a kind of detection method of offline insulating detection equipment of vehicle, including as follows
Step:
When vehicle reaches Insulation monitoring station, lift equipment pipette tips and docked with vehicle DC charge port, connects intact rear electricity
Inspection equipment can detect accurate CC1 signal, be closed pipette tips electronic locking device, export 12V low pressure accessory power supply, at this time BMS
It starts to work, while detecting CC2 signal, confirmation connection is normal after obtaining accurate signal, start the self-test work of BMS system,
Ready status indicator is reported after state is normal, point inspection equipments start self-test, and equipment detects external equipment lotus after self-test is qualified
Electricity condition ensures that measure loop non-transformer is connected into, and hereafter starts the Insulation monitoring work for carrying out vehicle, reports reality after detection
When state, bleed-off circuit voltage, reach secure threshold release electronic locking device, it is ensured that life safety, draw guns end detection.
The invention has the following beneficial effects: the offline insulating detection equipments of vehicle of the present invention and its detection method can be preferable
The production efficiency and employee's operational safety evading defect in the prior art and greatly improve main engine plants.
Detailed description of the invention:
Fig. 1 is the operation connection schematic diagram of electric-examination equipment and electric car.
High tension loop schematic diagram when Fig. 2 is vehicle offline Insulation monitoring.
Fig. 3 is the flow chart of the offline insulation detecting method of vehicle.
Specific embodiment:
The present invention will be further described below with reference to the drawings.
It please refers to shown in Fig. 1, the offline insulation detecting method of vehicle of the present invention is connect by electric-examination equipment 1 with electric car 2
Carry out the Insulation monitoring of the offline high voltage parts of vehicle.
Electric-examination equipment 1 is connected with electric car 2 by such as Fig. 1 mode, inside electric car 2, vehicle socket positive electrode bus
It connects to connect to connect with relay K3 again with insurance F1 again with relay K1 and connect again with power battery anode；Vehicle socket cathode
Bus connects to connect with relay K4 again with relay K2 and connect again with power battery cathode；Micro-control unit anode and insurance F2
Series connection is then parallelly connected between relay K1 and insurance F1；DC/DC anode connects with insurance F3 and is then parallelly connected with relay K1 and insurance
Between F1；Thermistor anode is connected with insurance F4 and is then parallelly connected between relay K1 and insurance F1；Air-conditioning equipment anode and guarantor
Dangerous F5 series connection is then parallelly connected between relay K1 and insurance F1；Other equipment anode connects with insurance F6 and is then parallelly connected with relay K1
Between insurance F1；Micro-control unit cathode, DC/DC cathode, thermistor cathode, air-conditioning equipment cathode and other equipment cathode
It is parallel between relay K2 and relay K4 jointly.
The step of vehicle of the present invention offline insulation detecting method, is as follows:
When vehicle reaches Insulation monitoring station, lift equipment pipette tips and docked with vehicle DC charge port, connects intact rear electricity
Inspection equipment can detect accurate CC1 signal (with national standard DC charging connection signal CC1), be closed pipette tips electronic locking device,
12V low pressure accessory power supply is exported, BMS starts to work at this time, while detecting CC2 signal and (being different from national standard DC charging connection letter
Number CC2), confirmation connection is normal after obtaining accurate signal, start BMS system self-test work (including it is main just, main negative, preliminary filling
The state of relay and other hardware states), ready status indicator is reported after state is normal, point inspection equipments start self-test,
Equipment detection external equipment state-of-charge ensures that measure loop non-transformer is connected into after self-test is qualified, hereafter starts to carry out the exhausted of vehicle
Edge detects work, and real-time status is reported after detection, and bleed-off circuit voltage reaches secure threshold release electronic locking device,
Ensure life safety, end detection of drawing guns.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
It for member, can also make several improvements without departing from the principle of the present invention, these improvement also should be regarded as of the invention
Protection scope.
Claims (2)
1. a kind of offline insulating detection equipment of vehicle, it is characterised in that: including the electric-examination equipment (1) being connected together and electronic vapour
Vehicle (2), the electric car (2) is internal, vehicle socket positive electrode bus connect with relay K1 again with insure F1 connect again with after
Electric appliance K3 series connection is connected with power battery anode again；Vehicle socket negative electrode bus is connected with relay K2 connects with relay K4 again
It connects again with power battery cathode；Micro-control unit anode is connected with insurance F2 and is then parallelly connected between relay K1 and insurance F1；
DC/DC anode is connected with insurance F3 and is then parallelly connected between relay K1 and insurance F1；Thermistor anode is connected again with insurance F4
It is parallel between relay K1 and insurance F1；Air-conditioning equipment anode with insurance F5 connect be then parallelly connected with relay K1 and insure F1 it
Between；Other equipment anode is connected with insurance F6 and is then parallelly connected between relay K1 and insurance F1；Micro-control unit cathode, DC/DC
Cathode, thermistor cathode, air-conditioning equipment cathode and other equipment cathode are parallel to jointly between relay K2 and relay K4.
2. a kind of detection method of the offline insulating detection equipment of vehicle, characterized by the following steps:
When vehicle reaches Insulation monitoring station, lift equipment pipette tips and docked with vehicle DC charge port, connects intact rear electric-examination and set
It is standby to detect accurate CC1 signal, it is closed pipette tips electronic locking device, exports 12V low pressure accessory power supply, BMS starts at this time
Work, while CC2 signal is detected, confirmation connection is normal after obtaining accurate signal, starts the self-test work of BMS system, state
Ready status indicator is reported after normal, point inspection equipments start self-test, and equipment detects the charged shape of external equipment after self-test is qualified
State ensures that measure loop non-transformer is connected into, and hereafter starts the Insulation monitoring work for carrying out vehicle, real-time shape is reported after detection
State, bleed-off circuit voltage reach secure threshold release electronic locking device, it is ensured that life safety, end detection of drawing guns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910110802.0A CN109884480A (en) | 2019-02-12 | 2019-02-12 | A kind of offline insulating detection equipment of vehicle and its detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910110802.0A CN109884480A (en) | 2019-02-12 | 2019-02-12 | A kind of offline insulating detection equipment of vehicle and its detection method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109884480A true CN109884480A (en) | 2019-06-14 |
Family
ID=66927957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910110802.0A Pending CN109884480A (en) | 2019-02-12 | 2019-02-12 | A kind of offline insulating detection equipment of vehicle and its detection method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109884480A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111474453A (en) * | 2020-05-15 | 2020-07-31 | 中国第一汽车股份有限公司 | Insulation detection circuit, method for detecting insulation fault of component and vehicle |
| CN114851851A (en) * | 2022-07-07 | 2022-08-05 | 中国重汽集团济南动力有限公司 | New energy vehicle insulation problem troubleshooting system and method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103186137A (en) * | 2013-04-10 | 2013-07-03 | 深圳市元征科技股份有限公司 | Automobile tapeout detecting device and method |
| CN105762876A (en) * | 2015-11-04 | 2016-07-13 | 郑州宇通客车股份有限公司 | Automobile-to-automobile charging machine, automobile-to-automobile charging system and automobile-to-automobile charging method |
| CN206306847U (en) * | 2016-12-27 | 2017-07-07 | 上汽大通汽车有限公司 | Pure motor wagon high-tension distribution box |
| CN107478974A (en) * | 2017-06-26 | 2017-12-15 | 宝沃汽车（中国）有限公司 | Insulation detecting method, system and the vehicle of vehicle |
| CN107490750A (en) * | 2016-10-21 | 2017-12-19 | 宝沃汽车（中国）有限公司 | Electric vehicle and its insulation detecting method, device and system |
| CN109212385A (en) * | 2017-06-29 | 2019-01-15 | 宝沃汽车（中国）有限公司 | The vehicle circuitry insulation detecting method and device of electric car |
-
2019
- 2019-02-12 CN CN201910110802.0A patent/CN109884480A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103186137A (en) * | 2013-04-10 | 2013-07-03 | 深圳市元征科技股份有限公司 | Automobile tapeout detecting device and method |
| CN105762876A (en) * | 2015-11-04 | 2016-07-13 | 郑州宇通客车股份有限公司 | Automobile-to-automobile charging machine, automobile-to-automobile charging system and automobile-to-automobile charging method |
| CN107490750A (en) * | 2016-10-21 | 2017-12-19 | 宝沃汽车（中国）有限公司 | Electric vehicle and its insulation detecting method, device and system |
| CN206306847U (en) * | 2016-12-27 | 2017-07-07 | 上汽大通汽车有限公司 | Pure motor wagon high-tension distribution box |
| CN107478974A (en) * | 2017-06-26 | 2017-12-15 | 宝沃汽车（中国）有限公司 | Insulation detecting method, system and the vehicle of vehicle |
| CN109212385A (en) * | 2017-06-29 | 2019-01-15 | 宝沃汽车（中国）有限公司 | The vehicle circuitry insulation detecting method and device of electric car |
Non-Patent Citations (1)
| Title |
|---|
| 中华人民共和国国家质量监督检验检疫总局等: "《GB/T 18487.1-2015 电动汽车传导充电系统 第1部分：通用要求》", 28 December 2015 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111474453A (en) * | 2020-05-15 | 2020-07-31 | 中国第一汽车股份有限公司 | Insulation detection circuit, method for detecting insulation fault of component and vehicle |
| CN114851851A (en) * | 2022-07-07 | 2022-08-05 | 中国重汽集团济南动力有限公司 | New energy vehicle insulation problem troubleshooting system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106324519B (en) | A kind of test method of battery system connection reliability | |
| CN107256987B (en) | A kind of power battery micro-short circuit detection method | |
| CN204559192U (en) | A kind of direct-current charging post testing apparatus | |
| CN111638461A (en) | Lithium ion battery charging and lithium separating real-time detection method and system | |
| CN207488463U (en) | A kind of battery system off-line detection system | |
| CN109669120A (en) | A kind of battery system relay adhesion detection circuit | |
| CN101769994A (en) | 50 percent discharge capacity test method for valve-controlled type sealed lead acid storage battery | |
| CN109116264A (en) | It is a kind of for diagnosing the device and method of charging pile failure | |
| CN110346682B (en) | Output connection state detection circuit and method for DCDC converter of electric vehicle | |
| CN109884480A (en) | A kind of offline insulating detection equipment of vehicle and its detection method | |
| CN107290676A (en) | A kind of batteries main fuse fusing and open circuit detection method and device | |
| CN114035081A (en) | Test method for accurately identifying micro-short circuit problem of battery cell before liquid injection | |
| CN107490767A (en) | Insulation detecting method, system and the vehicle of battery bag | |
| CN109633240A (en) | Power battery pack voltage detection method and device | |
| CN108919131A (en) | The detection determination method of battery micro-short circuit | |
| CN109799443A (en) | A kind of adaptive insulation detecting method of distribution capacity based on electric vehicle | |
| CN115840121A (en) | Insulation detection circuit of energy storage high-voltage battery system and detection method thereof | |
| CN201707417U (en) | Cable on-off detector | |
| CN204177957U (en) | A kind of electric energy meter Insulation Test isolated form leak current detection device | |
| CN207976174U (en) | A kind of electric automobile power battery group voltage and temperature acquisition wiring harness test tooling | |
| CN217278850U (en) | Pulse insulation two-in-one lithium battery cell short circuit detection device | |
| CN211979155U (en) | Battery system detection circuit of BMS slave machine only | |
| CN208459565U (en) | The state monitoring apparatus of electric vehicle and its power battery and contactor | |
| CN202888956U (en) | Spare direct-current power source automatic switch device | |
| CN206003916U (en) | A kind of battery management system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190614 |