CN205982528U - Detection room that medium voltage cable is withstand voltage - Google Patents
Detection room that medium voltage cable is withstand voltage Download PDFInfo
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- CN205982528U CN205982528U CN201620984879.2U CN201620984879U CN205982528U CN 205982528 U CN205982528 U CN 205982528U CN 201620984879 U CN201620984879 U CN 201620984879U CN 205982528 U CN205982528 U CN 205982528U
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Abstract
The utility model provides a detection room that medium voltage cable is withstand voltage, includes middling pressure measuring room and the control room that is the insulating plywood component of 30~50cm thick wall by plywood thickness, the middling pressure detects the room and the control room all sets up to the seal structure, all be provided with the insulating seal door on middling pressure detection room and the control room, the middling pressure detects indoor portion and is provided with first middling pressure determine module of mutually independent and second middling pressure determine module, and the middling pressure detects indoor portion and is provided with circular orbit, and circular orbit is provided with mutually independent track entry end and track exit end, inside partial discharge detector and the interactive PLC controller of being provided with in control room, the utility model provides the high withstand voltage detection efficiency of medium voltage cable with detect the precision, eliminate the potential safety hazard that exists in the testing process, satisfy medium voltage cable production demand, guarantee product quality.
Description
Technical field
This utility model is related to power cable production technical field, more particularly, to a kind of midium voltage cable resistance test room.
Background technology
Cable is widely used in electric power and communication field, for promotion industrial equipment manufacture, infrastructure construction, economic development
All important roles, with the fast development of cable industry, China has become the maximum country of cable production.Pass as electric power
Defeated basic path, the electric conductivity of cable and insulating properties are particularly important for the safe handling of cable.Midium voltage cable is due to conveying
Electrical load larger, need to carry out strict resistance test before dispatching from the factory, to ensure that the midium voltage cable product that dispatches from the factory all meets
Use requirement.Existing midium voltage cable testing agency generally existing testing efficiency is low, higher to artificial degree of dependence, and exists
Potential safety hazard.
Based on above-mentioned analysis, applicant passes through long-term basic unit's knowhow, existing midium voltage cable resistance test is set
For carrying out technological improvement, design the middle piezoelectricity that a kind of structure is simple, detection efficiency is high, testing result is reliable, detection mode is safe
Cable patience test system, meets midium voltage cable Production requirement it is ensured that product quality, during eliminating midium voltage cable resistance test
Potential safety hazard.
Utility model content
This utility model provides a kind of midium voltage cable resistance test room, improves midium voltage cable resistance test efficiency and detection
Precision, eliminates potential safety hazard present in detection process, meets midium voltage cable Production requirement it is ensured that product quality.
The technical solution adopted in the utility model is：
A kind of midium voltage cable resistance test room is it is characterised in that including by laminate thickness is 30 ~ 50cm heavy wall insulating laminated plate
The Zhong Ya sensing chamber constituting（1）And control room（2）, medium pressure sensing chamber（1）And control room（2）Connect successively,
Medium pressure sensing chamber（1）And control room（2）It is disposed as sealed body structure；
Medium pressure sensing chamber（1）And control room（2）On be provided with insulated enclosure door；
Medium pressure sensing chamber（1）It is internally provided with pressure detection components in separate first（3）With second in pressure inspection
Survey assembly（4）, in first, press detection components（3）With second in press detection components（4）It is set to identical structure；
Detection components are pressed in described first（3）Top is provided with grounding connection bus（5）, in first, press detection components（3）
Bottom connects high pressure electrical connection bus（6）；
Medium pressure sensing chamber（1）It is internally provided with circular orbit（7）, circular orbit（7）It is provided with separate rail
Road arrival end（8）With track export end（9）；
Described control room（2）It is internally provided with Partial discharge detector（10）With interactive PLC（11）, locally put
Electro-detection instrument（10）With first in press detection components（3）And in second, press detection components（4）It is respectively connected with, interactive PLC control
Device processed（11）With first in press detection components（3）, press detection components in second（4）And Partial discharge detector（10）It is respectively connected with
Connect；
Detection components are pressed in described first（3）It is integrated with the first separate voltage-withstand test lubricating cup（31）, second pressure
Test lubricating cup（32）, and the 3rd voltage-withstand test lubricating cup（33）, the first voltage-withstand test lubricating cup（31）Top arranges the first oil cup cap
（501）, the second voltage-withstand test lubricating cup（32）Top is provided with the second oil cup cap（502）, the 3rd voltage-withstand test lubricating cup（33）Top
It is provided with the 3rd oil cup cap（503）；
Described grounding connection bus（5）By earth conductor cable branch one（51）With the first oil cup cap（501）Connect, ground connection is even
Connect bus（5）By earth conductor cable branch two（52）With the second oil cup cap（502）Connect, grounding connection bus（5）By ground connection
Electric wire branch three（53）With the 3rd oil cup cap（503）Connect,
Described earth conductor cable branch one（51）, earth conductor cable branch two（52）And earth conductor cable branch three（53）Successively mutually simultaneously
Connection；
Described high pressure electrically connects bus（6）By high-tension electricity branch one（61）With the first voltage-withstand test lubricating cup（31）Bottom phase
Connect, high pressure electrically connects bus（6）By high-tension electricity branch two（62）With the second voltage-withstand test lubricating cup（32）Bottom is connected, high
Piezoelectricity connects bus（6）By high-tension electricity branch three（63）With the 3rd voltage-withstand test lubricating cup（33）Bottom is connected,
Further, medium pressure sensing chamber（1）It is internally provided with infrared induction alarm（12）, infrared induction warning
Device（12）Be arranged at Zhong Ya sensing chamber（1）The insulated enclosure door of side wall is mutually coupled.
Further, described track entry end（8）Extend out to midium voltage cable workshop.
Further, described track export end（9）Extend out to midium voltage cable workshop.
The beneficial effects of the utility model are：
1st, the midium voltage cable resistance test room of this utility model design, insulate for 30 ~ 50cm heavy wall including by laminate thickness
The Zhong Ya sensing chamber that laminate is constituted（1）And control room（2）, medium pressure sensing chamber（1）And control room（2）Connect successively, middle pressure
Sensing chamber（1）And control room（2）It is disposed as sealed body structure；Zhong Ya sensing chamber（1）And control room（2）On be provided with insulation
Hermatic door；Zhong Ya sensing chamber（1）It is internally provided with pressure detection components in separate first（3）With second in press detection components
（4）, in first, press detection components（3）With second in press detection components（4）It is set to identical structure；Detection components are pressed in first
（3）Top is provided with grounding connection bus（5）, in first, press detection components（3）Bottom connects high pressure electrical connection bus（6）；Control
Room processed（2）It is internally provided with Partial discharge detector（10）With interactive PLC（11）, Partial discharge detector（10）With
Detection components are pressed in first（3）And in second, press detection components（4）It is respectively connected with, interactive PLC（11）With first
Middle pressure detection components（3）, press detection components in second（4）And Partial discharge detector（10）It is respectively connected with；Pressure inspection in first
Survey assembly（3）It is integrated with the first separate voltage-withstand test lubricating cup（31）, the second voltage-withstand test lubricating cup（32）, and the 3rd pressure
Test lubricating cup（33）, the first voltage-withstand test lubricating cup（31）Top arranges the first oil cup cap（501）, the second voltage-withstand test lubricating cup（32）
Top is provided with the second oil cup cap（502）, the 3rd voltage-withstand test lubricating cup（33）Top is provided with the 3rd oil cup cap（503）；Ground connection
Connect bus（5）By earth conductor cable branch one（51）With the first oil cup cap（501）Connect, grounding connection bus（5）By connecing
Ground electric wire branch two（52）With the second oil cup cap（502）Connect, grounding connection bus（5）By earth conductor cable branch three（53）With
3rd oil cup cap（503）Connect, earth conductor cable branch one（51）, earth conductor cable branch two（52）And earth conductor cable branch three（53）
It is in parallel successively；High pressure electrically connects bus（6）By high-tension electricity branch one（61）With the first voltage-withstand test lubricating cup（31）Bottom phase
Connect, high pressure electrically connects bus（6）By high-tension electricity branch two（62）With the second voltage-withstand test lubricating cup（32）Bottom is connected, high
Piezoelectricity connects bus（6）By high-tension electricity branch three（63）With the 3rd voltage-withstand test lubricating cup（33）Bottom is connected；Above-mentioned design
Structure, using pressing detection components in integrated first（3）, Partial discharge detector（10）With interactive PLC（11）Phase
Mutually coordinate, or in second, press detection components（4）Partial discharge detector（10）With interactive PLC（11）Cooperate all
Can achieve the voltage-withstand test to midium voltage cable to be detected, and due to Zhong Ya sensing chamber（1）And control room（2）All thick using laminate
Spend and be processed as insulating seal structure for 30 ~ 50cm heavy wall insulating laminated plate, safety coefficient greatly promotes.
2nd, the midium voltage cable resistance test room of this utility model design, due in Zhong Ya sensing chamber（1）It is internally provided with phase
Mutually press detection components in independence and structure identical first（3）With second in press detection components（4）, Zhong Ya sensing chamber（1）Internal
It is provided with circular orbit（7）, circular orbit（7）It is provided with separate track entry end（8）With track export end（9）, rail
Road arrival end（8）Extend out to midium voltage cable workshop, track export end（9）Extend out to midium voltage cable and produce car
Between；Above-mentioned design structure, during actually detected, be convenient for changing, shorten the operation gap time of sensing chamber, lifting
Resistance test efficiency, the circular orbit of design（7）Avoid the artificial frequent carrying to cable to be detected, greatly reduce people
Work operation intensity.
3rd, the midium voltage cable resistance test room of this utility model design, Zhong Ya sensing chamber（1）It is internally provided with infrared ray sense
Answer alarm（12）, infrared induction alarm（12）Be arranged at Zhong Ya sensing chamber（1）The insulated enclosure door of side wall is mutually coupled；
The personnel that accidentally enter of detection interior can be effectively monitored by above-mentioned design structure, in the presence of having personnel inside the sensing chamber,
Warning warning, Zhong Ya sensing chamber simultaneously will be sent（1）The insulated enclosure door of side wall cannot be closed, also cannot be sensible, and this sets
Meter, improves the intelligent and safety of whole midium voltage cable resistance test room further.
Brief description
Fig. 1 is the structural representation of this utility model midium voltage cable resistance test room.
Fig. 2 is the structural representation pressing detection components in this utility model in first.
Specific embodiment
Below in conjunction with accompanying drawing 1 and Fig. 2, this utility model is described further, specific as follows：
This utility model be related to a kind of midium voltage cable resistance test room it is characterised in that include by laminate thickness be 30 ~
The Zhong Ya sensing chamber that 50cm heavy wall insulating laminated plate is constituted（1）And control room（2）, medium pressure sensing chamber（1）And control room（2）According to
Secondary connect,
Medium pressure sensing chamber（1）And control room（2）It is disposed as sealed body structure；
Medium pressure sensing chamber（1）And control room（2）On be provided with insulated enclosure door；
Medium pressure sensing chamber（1）It is internally provided with pressure detection components in separate first（3）With second in pressure inspection
Survey assembly（4）, in first, press detection components（3）With second in press detection components（4）It is set to identical structure；
Detection components are pressed in described first（3）Top is provided with grounding connection bus（5）, in first, press detection components（3）
Bottom connects high pressure electrical connection bus（6）；
Medium pressure sensing chamber（1）It is internally provided with circular orbit（7）, circular orbit（7）It is provided with separate rail
Road arrival end（8）With track export end（9）；
Described control room（2）It is internally provided with Partial discharge detector（10）With interactive PLC（11）, locally put
Electro-detection instrument（10）With first in press detection components（3）And in second, press detection components（4）It is respectively connected with, interactive PLC control
Device processed（11）With first in press detection components（3）, press detection components in second（4）And Partial discharge detector（10）It is respectively connected with
Connect；
Detection components are pressed in described first（3）It is integrated with the first separate voltage-withstand test lubricating cup（31）, second pressure
Test lubricating cup（32）, and the 3rd voltage-withstand test lubricating cup（33）, the first voltage-withstand test lubricating cup（31）Top arranges the first oil cup cap
（501）, the second voltage-withstand test lubricating cup（32）Top is provided with the second oil cup cap（502）, the 3rd voltage-withstand test lubricating cup（33）Top
It is provided with the 3rd oil cup cap（503）；
Described grounding connection bus（5）By earth conductor cable branch one（51）With the first oil cup cap（501）Connect, ground connection is even
Connect bus（5）By earth conductor cable branch two（52）With the second oil cup cap（502）Connect, grounding connection bus（5）By ground connection
Electric wire branch three（53）With the 3rd oil cup cap（503）Connect,
Described earth conductor cable branch one（51）, earth conductor cable branch two（52）And earth conductor cable branch three（53）Successively mutually simultaneously
Connection；
Described high pressure electrically connects bus（6）By high-tension electricity branch one（61）With the first voltage-withstand test lubricating cup（31）Bottom phase
Connect, high pressure electrically connects bus（6）By high-tension electricity branch two（62）With the second voltage-withstand test lubricating cup（32）Bottom is connected, high
Piezoelectricity connects bus（6）By high-tension electricity branch three（63）With the 3rd voltage-withstand test lubricating cup（33）Bottom is connected,
As improvement, medium pressure sensing chamber（1）It is internally provided with infrared induction alarm（12）, infrared induction report
Alert device（12）Be arranged at Zhong Ya sensing chamber（1）The insulated enclosure door of side wall is mutually coupled.
As improvement, described track entry end（8）Extend out to midium voltage cable workshop.
As improvement, described track export end（9）Extend out to midium voltage cable workshop.
Compared with prior art, this utility model design midium voltage cable resistance test room, including by laminate thickness be 30 ~
The Zhong Ya sensing chamber that 50cm heavy wall insulating laminated plate is constituted（1）And control room（2）, medium pressure sensing chamber（1）And control room（2）According to
Secondary connect, Zhong Ya sensing chamber（1）And control room（2）It is disposed as sealed body structure；Zhong Ya sensing chamber（1）And control room（2）On
It is provided with insulated enclosure door；Zhong Ya sensing chamber（1）It is internally provided with pressure detection components in separate first（3）With second
Middle pressure detection components（4）, in first, press detection components（3）With second in press detection components（4）It is set to identical structure；In first
Pressure detection components（3）Top is provided with grounding connection bus（5）, in first, press detection components（3）Bottom connects high pressure electrical connection
Bus（6）；Control room（2）It is internally provided with Partial discharge detector（10）With interactive PLC（11）, shelf depreciation inspection
Survey instrument（10）With first in press detection components（3）And in second, press detection components（4）It is respectively connected with, interactive PLC
（11）With first in press detection components（3）, press detection components in second（4）And Partial discharge detector（10）It is respectively connected with；
Detection components are pressed in first（3）It is integrated with the first separate voltage-withstand test lubricating cup（31）, the second voltage-withstand test lubricating cup（32）、
With the 3rd voltage-withstand test lubricating cup（33）, the first voltage-withstand test lubricating cup（31）Top arranges the first oil cup cap（501）, the second pressure survey
Formation testing cup（32）Top is provided with the second oil cup cap（502）, the 3rd voltage-withstand test lubricating cup（33）Top is provided with the 3rd oil cup cap
（503）；Grounding connection bus（5）By earth conductor cable branch one（51）With the first oil cup cap（501）Connect, grounding connection bus
（5）By earth conductor cable branch two（52）With the second oil cup cap（502）Connect, grounding connection bus（5）Divided by earth conductor cable
Prop up three（53）With the 3rd oil cup cap（503）Connect, earth conductor cable branch one（51）, earth conductor cable branch two（52）And earth conductor cable
Branch three（53）It is in parallel successively；High pressure electrically connects bus（6）By high-tension electricity branch one（61）With the first voltage-withstand test lubricating cup
（31）Bottom is connected, and high pressure electrically connects bus（6）By high-tension electricity branch two（62）With the second voltage-withstand test lubricating cup（32）Bottom
End is connected, and high pressure electrically connects bus（6）By high-tension electricity branch three（63）With the 3rd voltage-withstand test lubricating cup（33）Bottom is connected
Connect；Above-mentioned design structure, using pressing detection components in integrated first（3）, Partial discharge detector（10）With interactive PLC control
Device processed（11）Cooperate, or in second, press detection components（4）Partial discharge detector（10）With interactive PLC（11）
Cooperate the voltage-withstand test that all can achieve to midium voltage cable to be detected, and due to Zhong Ya sensing chamber（1）And control room（2）All
Insulating seal structure is processed as 30 ~ 50cm heavy wall insulating laminated plate using laminate thickness, safety coefficient greatly promotes.
The midium voltage cable resistance test room of this utility model design, due in Zhong Ya sensing chamber（1）It is internally provided with mutually
Detection components are pressed in independence and structure identical first（3）With second in press detection components（4）, Zhong Ya sensing chamber（1）Inside sets
It is equipped with circular orbit（7）, circular orbit（7）It is provided with separate track entry end（8）With track export end（9）, track
Arrival end（8）Extend out to midium voltage cable workshop, track export end（9）Extend out to midium voltage cable workshop；
Above-mentioned design structure, during actually detected, be convenient for changing, shorten the operation gap time of sensing chamber, improve
Resistance test efficiency, the circular orbit of design（7）Avoid the artificial frequent carrying to cable to be detected, greatly reduce artificial
Operation intensity.
The midium voltage cable resistance test room of this utility model design, Zhong Ya sensing chamber（1）It is internally provided with infrared induction
Alarm（12）, infrared induction alarm（12）Be arranged at Zhong Ya sensing chamber（1）The insulated enclosure door of side wall is mutually coupled；On
State design structure, can effectively the personnel that accidentally enter of detection interior be monitored, in the presence of having personnel inside the sensing chamber, just
Warning warning, Zhong Ya sensing chamber simultaneously can be sent（1）The insulated enclosure door of side wall cannot be closed, also cannot be sensible, this design,
Improve the intelligent and safety of whole midium voltage cable resistance test room further.
, when using, cable to be detected is via circular orbit for this utility model（7）Enter Zhong Ya sensing chamber（1）, will treat
The compenzine core of detection cable is each passed through the first oil cup cap（501）, the second oil cup cap（502）With the first oil cup cap（502）, and
It is respectively connected to the first voltage-withstand test lubricating cup（31）, the second voltage-withstand test lubricating cup（32）, and the 3rd voltage-withstand test lubricating cup（33）, connect
Good earth lead and high-voltage line, are then turned off Zhong Ya sensing chamber（1）The insulated enclosure door of side wall, connects high-tension circuit, using local
Discharge detector（10）Sensing chamber is pressed in centering（1）Carry out discharge examination, detection data is shown in interactive PLC（11）
On；
After currently a roll of cable voltage detection terminates, open and be arranged at Zhong Ya sensing chamber（1）The insulated enclosure door of side wall, and
By the cable having detected via track export end（9）It is delivered to workshop, and meanwhile, pressure detection in another set
A roll of cable to be detected is assembled with assembly, while front a roll cable is pushed out sensing chamber, a roll of cable voltage detection afterwards
Work immediately begins to, and saves the wait gap of voltage-withstand test, the big lifting of detection efficiency.
In the design, Zhong Ya sensing chamber（1）It is internally provided with separate and structure identical first and press detection components
（3）With second in press detection components（4）, Zhong Ya sensing chamber（1）It is internally provided with circular orbit（7）, circular orbit（7）It is provided with
Separate track entry end（8）With track export end（9）, track entry end（8）Extend out to midium voltage cable and produce car
Between, track export end（9）Extend out to midium voltage cable workshop；This kind of design structure it is achieved that cable to be tested same
When assembly or disassembly, using pressing detection components in first（3）With second in press detection components（4）Continuous alternately operating, reduce
The detector gap time, detection efficiency can lift 1 times.
The above, only this utility model preferably specific embodiment, but protection domain of the present utility model is not
Be confined to this, any those familiar with the art in the technical scope that this utility model discloses, according to this practicality
New technical scheme and its technology design equivalent or change in addition, all should cover protection domain of the present utility model it
Interior.
Claims (4)
1. a kind of midium voltage cable resistance test room is it is characterised in that including by laminate thickness is 30 ~ 50cm heavy wall insulating laminated plate structure
The Zhong Ya sensing chamber becoming（1）And control room（2）, medium pressure sensing chamber（1）And control room（2）Connect successively,
Medium pressure sensing chamber（1）And control room（2）It is disposed as sealed body structure；
Medium pressure sensing chamber（1）And control room（2）On be provided with insulated enclosure door；
Medium pressure sensing chamber（1）It is internally provided with pressure detection components in separate first（3）With second in press detection group
Part（4）, in first, press detection components（3）With second in press detection components（4）It is set to identical structure；
Detection components are pressed in described first（3）Top is provided with grounding connection bus（5）, in first, press detection components（3）Bottom
Connect high pressure electrical connection bus（6）；
Medium pressure sensing chamber（1）It is internally provided with circular orbit（7）, circular orbit（7）It is provided with separate track to enter
Mouth end（8）With track export end（9）；
Described control room（2）It is internally provided with Partial discharge detector（10）With interactive PLC（11）, shelf depreciation inspection
Survey instrument（10）With first in press detection components（3）And in second, press detection components（4）It is respectively connected with, interactive PLC
（11）With first in press detection components（3）, press detection components in second（4）And Partial discharge detector（10）It is respectively connected with；
Detection components are pressed in described first（3）It is integrated with the first separate voltage-withstand test lubricating cup（31）, the second voltage-withstand test
Lubricating cup（32）, and the 3rd voltage-withstand test lubricating cup（33）, the first voltage-withstand test lubricating cup（31）Top arranges the first oil cup cap（501）,
Second voltage-withstand test lubricating cup（32）Top is provided with the second oil cup cap（502）, the 3rd voltage-withstand test lubricating cup（33）Top is provided with
3rd oil cup cap（503）；
Described grounding connection bus（5）By earth conductor cable branch one（51）With the first oil cup cap（501）Connect, grounding connection is total
Line（5）By earth conductor cable branch two（52）With the second oil cup cap（502）Connect, grounding connection bus（5）By earth conductor cable
Branch three（53）With the 3rd oil cup cap（503）Connect；
Described earth conductor cable branch one（51）, earth conductor cable branch two（52）And earth conductor cable branch three（53）It is in parallel successively；
Described high pressure electrically connects bus（6）By high-tension electricity branch one（61）With the first voltage-withstand test lubricating cup（31）Bottom is connected
Connect, high pressure electrically connects bus（6）By high-tension electricity branch two（62）With the second voltage-withstand test lubricating cup（32）Bottom is connected, high pressure
Electrical connection bus（6）By high-tension electricity branch three（63）With the 3rd voltage-withstand test lubricating cup（33）Bottom is connected.
2. midium voltage cable resistance test room according to claim 1 is it is characterised in that medium pressure sensing chamber（1）Internal
It is provided with infrared induction alarm（12）, infrared induction alarm（12）Be arranged at Zhong Ya sensing chamber（1）Side wall exhausted
Edge hermatic door phase is coupled.
3. midium voltage cable resistance test room according to claim 1 is it is characterised in that described track export end（9）Outwards
Extend to midium voltage cable workshop.
4. midium voltage cable resistance test room according to claim 1 is it is characterised in that described track entry end（8）Outwards
Extend to midium voltage cable workshop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620984879.2U CN205982528U (en) | 2016-08-30 | 2016-08-30 | Detection room that medium voltage cable is withstand voltage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620984879.2U CN205982528U (en) | 2016-08-30 | 2016-08-30 | Detection room that medium voltage cable is withstand voltage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205982528U true CN205982528U (en) | 2017-02-22 |
Family
ID=58041869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620984879.2U Active CN205982528U (en) | 2016-08-30 | 2016-08-30 | Detection room that medium voltage cable is withstand voltage |
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| Country | Link |
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| CN (1) | CN205982528U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022247551A1 (en) * | 2021-05-25 | 2022-12-01 | 长春捷翼汽车零部件有限公司 | Insulation withstand voltage detection method and detection device for wiring harness, and automobile wiring harness assembly line |
-
2016
- 2016-08-30 CN CN201620984879.2U patent/CN205982528U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022247551A1 (en) * | 2021-05-25 | 2022-12-01 | 长春捷翼汽车零部件有限公司 | Insulation withstand voltage detection method and detection device for wiring harness, and automobile wiring harness assembly line |
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