CN205280800U - Car wiring testing arrangement is equipped in communication - Google Patents
Car wiring testing arrangement is equipped in communication Download PDFInfo
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- CN205280800U CN205280800U CN201521105219.4U CN201521105219U CN205280800U CN 205280800 U CN205280800 U CN 205280800U CN 201521105219 U CN201521105219 U CN 201521105219U CN 205280800 U CN205280800 U CN 205280800U
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- switch
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- tester
- casing
- ammeter
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- 238000004891 communication Methods 0.000 title abstract description 3
- 238000009413 insulation Methods 0.000 claims abstract description 23
- 238000000034 method Methods 0.000 claims description 9
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 description 8
- 238000007689 inspection Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 230000003247 decreasing Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000001105 regulatory Effects 0.000 description 1
Abstract
The utility model relates to a car wiring testing arrangement is equipped in communication, including box, the low resistance meter of direct current, withstanding voltage tester, insulation resistance meter, ampere meter and voltmeter, the direct current hangs down resistance meter, withstanding voltage tester and insulation resistance meter and installs concentratedly in the box, be equipped with the alternating current signal source in the box, the input in alternating current signal source is equipped with power input connector, power input connector inlays on the box, the output in alternating current signal source through first switch with the one end of ampere meter links to each other, the other end of ampere meter loop through second switch and first pilot lamp with the low resistance meter's of direct current power input end links to each other, the other end of ampere meter still loop through third switch and second pilot lamp with withstanding voltage tester's power input end links to each other, the voltmeter with alternating current signal source and first switch are parallelly connected. The utility model provides high work efficiency has reduced the safe danger coefficient in the operation.
Description
Technical field
This utility model relates to signal equipment car test equipment, is specifically related to a kind of signal equipment car device for testing wiring.
Background technology
After signal equipment car has produced, whole-vehicle wiring system index needs to test, including the test to several indexs such as loop resitance, insulation resistance and dielectric strengths. Test resistance is made zero by described loop resitance inspection method for utilizing DC low-voltage tester, test resistance is connected with cable one end aviation head on signal equipment car, the measurement port of DC low-voltage tester is connected with cable other end aviation head, measurement requirement is: measuring power cable resistance less than 0.3 ��, signal cable resistance is less than 3 ��; Described insulation resistance inspection method is 1 foot being connect by the external terminal positive of insulation resistance meter (megameter) and measuring cable, external terminal negative connects letter equipment cart railway carriage ground, measurement requirement is: between power line and power line over the ground between insulation resistance should be not less than 100M ��, signal wire insulation resistance should be not less than 100M ��; Described dielectric strength inspection method is before measuring; first dismantling all connection aviation heads on regulated power supply, the lightning protection device on the wall box of plug power down source, is adjusted to DC0.5KV1mA60s by Hi-pot Tester simultaneously; probe wiring cable aviation head 1 foot, does not puncture as qualified.
Based on existing this metering system, need before communication truck is tested, many time is spent to remove setup test line and instrumentation etc., and Hi-pot Tester is heavier, two operator are needed to move quite hard, in test, various test lines and various test instrumentation are mixed is placed on one piece and makes test site in disorder especially, and needs power line to carry out handover operation frequently in the process of test, thus causes that testing efficiency is low, operation safety coefficient is low.
Utility model content
Technical problem to be solved in the utility model is to provide the signal equipment car device for testing wiring that a kind of testing efficiency is high, operation safety coefficient is high.
The technical scheme that this utility model solves above-mentioned technical problem is as follows: a kind of signal equipment car device for testing wiring, including casing, Estimate of Resistance for DC Low Resistance tester, Hi-pot Tester, insulation resistance meter, ammeter and voltmeter, described Estimate of Resistance for DC Low Resistance tester, Hi-pot Tester and insulation resistance meter are installed concentratedly in described casing, and described Estimate of Resistance for DC Low Resistance tester, the guidance panel of Hi-pot Tester and insulation resistance meter is embedded on the end face of described casing, it is provided with alternating message source in described casing, the input of described alternating message source is provided with power input interface, described power input interface is embedded on described casing, the outfan of described alternating message source is connected with one end of described ammeter by the first switch, the other end of described ammeter passes sequentially through second switch and the first display lamp and is connected with the power input of described Estimate of Resistance for DC Low Resistance tester, the other end of described ammeter also passes sequentially through the 3rd switch and is connected with the power input of the second display lamp with described Hi-pot Tester, described voltmeter and described alternating message source and the first switch in parallel, the display end face of described ammeter and voltmeter is embedded on the end face of described casing, described first switch, second switch, 3rd switch, first display lamp and the second display lamp are embedded on the end face of described casing.
The beneficial effects of the utility model are: this utility model one signal equipment car device for testing wiring by Estimate of Resistance for DC Low Resistance tester, Hi-pot Tester and insulation resistance meter integrated installation in a casing, the in disorder phenomenon of the test site avoided, use the power circuit between 3 switch switching Estimate of Resistance for DC Low Resistance testers and Hi-pot Tester, avoid the frequent changing-over power line when testing indices, adopt ammeter and voltmeter can obtain electric current and the voltage of power supply, adopt 2 display lamps can show the powering state of current device; Measurement circuit of the present utility model makes every test link more be connected, and simplifies operating procedure simultaneously, improves work efficiency; Owing to decreasing the thread-changing operation in test, reduce the danger coefficient in operation.
On the basis of technique scheme, this utility model can also do following improvement.
Further, the end face of described casing is hill-like structure.
Further, the gradient of the hill-like structure of described box top is 65 degree.
Adopt above-mentioned further scheme to provide the benefit that: to improve the comfort level of operator, facilitate operator's read test index.
Further, described casing is square box, and its bottom surface is provided with four rolling, and four described roller distributing installations are on four angles of described tank floor.
Adopt above-mentioned further scheme to provide the benefit that: the design of roller facilitates the movement of casing so that mobile flexible, test safe and efficient.
Further, described body side is provided with handle.
Above-mentioned further scheme is adopted to provide the benefit that: the design of handle is convenient promotes casing to move.
Further, described ammeter is digital-scroll technique ammeter, and described voltmeter is digital-scroll technique voltmeter.
Above-mentioned further scheme is adopted to provide the benefit that: voltmeter and ammeter are digital display meter so that read test value is convenient intuitively.
Further, described first switch, second switch and the 3rd switch are air switch.
Further, described power input interface is Aviation Connector.
Further, the front of described casing is provided with cabinet door.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of a kind of signal equipment car device for testing wiring of this utility model;
Fig. 2 is the Estimate of Resistance for DC Low Resistance tester within a kind of signal equipment car device for testing wiring of this utility model and the circuit structure diagram of Hi-pot Tester connection.
In accompanying drawing, the list of parts representated by each label is as follows:
1, casing, 2, Estimate of Resistance for DC Low Resistance tester, 3, Hi-pot Tester, 4, insulation resistance meter, 5, ammeter, 6 and voltmeter, 7, alternating message source, the 8, power input interface, 9, first switch, 10, second switch, the 11, first display lamp, the 12, the 3rd switch, 13, the second display lamp, 14, roller, 15, handle, 16, cabinet door.
Detailed description of the invention
Below in conjunction with accompanying drawing, principle of the present utility model and feature being described, example is served only for explaining this utility model, is not intended to limit scope of the present utility model.
Such as Fig. 1, shown in Fig. 2, a kind of signal equipment car device for testing wiring, including casing 1, Estimate of Resistance for DC Low Resistance tester 2, Hi-pot Tester 3, insulation resistance meter 4, ammeter 5 and voltmeter 6, described Estimate of Resistance for DC Low Resistance tester 2, Hi-pot Tester 3 and insulation resistance meter 4 are installed concentratedly in described casing 1, and described Estimate of Resistance for DC Low Resistance tester 2, the guidance panel of Hi-pot Tester 3 and insulation resistance meter 4 is embedded on the end face of described casing 1, it is provided with alternating message source 7 in described casing 1, the input of described alternating message source 7 is provided with power input interface 8, described power input interface 8 is positioned at the back side of casing 1, described power input interface 8 is embedded on described casing 1, the outfan of described alternating message source 7 is connected with one end of described ammeter 5 by the first switch 9, the other end of described ammeter 5 passes sequentially through second switch 10 and is connected with the power input of the first display lamp 11 with described Estimate of Resistance for DC Low Resistance tester 2, the other end of described ammeter 5 also passes sequentially through the 3rd switch 12 and is connected with the power input of the second display lamp 13 with described Hi-pot Tester 3, described voltmeter 6 is in parallel with described alternating message source 7 and the first switch 9, the display end face of described ammeter 5 and voltmeter 6 is embedded on the end face of described casing 1, described first switch 9, second switch 10, 3rd switch 12, first display lamp 11 and the second display lamp 13 are embedded on the end face of described casing 1.
In this utility model, the end face of described casing 1 is hill-like structure, and the gradient of the hill-like structure of described casing 1 end face is 65 degree. Described casing 1 is square box, and its bottom surface is provided with four rolling 14, and four described roller 14 distributing installations are on four angles of described casing 1 bottom surface, and described casing 1 side is provided with handle 15, it is possible to pushes or pull on casing 1 and moves. Described ammeter 5 is digital-scroll technique ammeter, and described voltmeter 6 is digital-scroll technique voltmeter. Described first switch 9, second switch 10 and the 3rd switch 12 are air switch. Described power input interface 8 is Aviation Connector, and the front of described casing 1 is provided with cabinet door 16, it is possible to the electric elements in casing 1 are detected.
When using this utility model, when detection loop resistance, DC low-voltage tester is utilized to be made zero by test resistance, test resistance is connected with cable one end aviation head on signal equipment car, the measurement port of DC low-voltage tester is connected with cable other end aviation head, then Guan Bi the first switch 9 and second switch 10, the first bright expression circuit of display lamp 11 is connected, can start to measure loop resitance, measurement requirement is: measuring power cable resistance and be not more than 0.3 ��, signal cable resistance is not more than 3 ��.
When detecting insulation resistance, the external terminal positive of insulation resistance meter is connect measurement cable, the external terminal negative of insulation resistance meter connects letter equipment cart railway carriage ground, measurement requirement is: between power line and power line over the ground between insulation resistance should be not less than 100M ��, signal wire insulation resistance should be not less than 100M ��.
When detecting dielectric strength, before measuring, first drop first switchs 9 and second switch 10, Hi-pot Tester is adjusted to DC0.5KV1mA60s, and the probe of Hi-pot Tester is connected with cable aviation head, is then turn on the first switch 9 and the 3rd switch 12, the second bright expression circuit of display lamp 13 is connected, proceeding by test, do not puncture as qualified, the standard of test is: DC voltage 1500V (threshold current 1mA) does not puncture within the 1min time; DC voltage 500V (threshold current 1mA) does not puncture within the 30s time.
This utility model is in line with practical, and test specificationization designs, and is first by the every instrumentation effective integration of test together, make test link convenient purification, efficient, safe, it is crucial that by installing three air switches additional, decrease operation thread-changing step, improve testing efficiency; Decrease the number of times directly contacting power line in operation, reduce the danger coefficient in operating process.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all within spirit of the present utility model and principle, any amendment of making, equivalent replacement, improvement etc., should be included within protection domain of the present utility model.
Claims (9)
1. a signal equipment car device for testing wiring, it is characterized in that: include casing (1), Estimate of Resistance for DC Low Resistance tester (2), Hi-pot Tester (3), insulation resistance meter (4), ammeter (5) and voltmeter (6), described Estimate of Resistance for DC Low Resistance tester (2), Hi-pot Tester (3) and insulation resistance meter (4) are installed concentratedly in described casing (1), and described Estimate of Resistance for DC Low Resistance tester (2), the guidance panel of Hi-pot Tester (3) and insulation resistance meter (4) is embedded on the end face of described casing (1), alternating message source (7) it is provided with in described casing (1), the input of described alternating message source (7) is provided with power input interface (8), described power input interface (8) is embedded on described casing (1), the outfan of described alternating message source (7) is connected with one end of described ammeter (5) by the first switch (9), the other end of described ammeter (5) passes sequentially through second switch (10) and is connected with the power input of the first display lamp (11) with described Estimate of Resistance for DC Low Resistance tester (2), the other end of described ammeter (5) also passes sequentially through the 3rd switch (12) and is connected with the power input of the second display lamp (13) with described Hi-pot Tester (3), described voltmeter (6) is in parallel with described alternating message source (7) and the first switch (9), the display end face of described ammeter (5) and voltmeter (6) is embedded on the end face of described casing (1), described first switch (9), second switch (10), 3rd switch (12), first display lamp (11) and the second display lamp (13) are embedded on the end face of described casing (1).
2. a kind of signal equipment car device for testing wiring according to claim 1, it is characterised in that: the end face of described casing (1) is hill-like structure.
3. a kind of signal equipment car device for testing wiring according to claim 2, it is characterised in that: the gradient of the hill-like structure of described casing (1) end face is 65 degree.
4. a kind of signal equipment car device for testing wiring according to any one of claims 1 to 3, it is characterized in that: described casing (1) is square box, its bottom surface is provided with four rolling (14), and four described roller (14) distributing installations are on four angles of described casing (1) bottom surface.
5. a kind of signal equipment car device for testing wiring according to any one of claims 1 to 3, it is characterised in that: described casing (1) side is provided with handle (15).
6. a kind of signal equipment car device for testing wiring according to any one of claims 1 to 3, it is characterised in that: described ammeter (5) is digital-scroll technique ammeter, and described voltmeter (6) is digital-scroll technique voltmeter.
7. a kind of signal equipment car device for testing wiring according to any one of claims 1 to 3, it is characterised in that: described first switch (9), second switch (10) and the 3rd switch (12) are air switch.
8. a kind of signal equipment car device for testing wiring according to any one of claims 1 to 3, it is characterised in that: described power input interface (8) is Aviation Connector.
9. a kind of signal equipment car device for testing wiring according to any one of claims 1 to 3, it is characterised in that: the front of described casing (1) is provided with cabinet door (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521105219.4U CN205280800U (en) | 2015-12-25 | 2015-12-25 | Car wiring testing arrangement is equipped in communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521105219.4U CN205280800U (en) | 2015-12-25 | 2015-12-25 | Car wiring testing arrangement is equipped in communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205280800U true CN205280800U (en) | 2016-06-01 |
Family
ID=56065364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521105219.4U Active CN205280800U (en) | 2015-12-25 | 2015-12-25 | Car wiring testing arrangement is equipped in communication |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205280800U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107037347A (en) * | 2017-03-24 | 2017-08-11 | 宁波北仑国际集装箱码头有限公司 | The power device measurement apparatus that a kind of ports handling machine is used |
| CN108828389A (en) * | 2018-06-21 | 2018-11-16 | 芜湖博康机电有限公司 | A kind of lift wiring harness test workbench |
-
2015
- 2015-12-25 CN CN201521105219.4U patent/CN205280800U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107037347A (en) * | 2017-03-24 | 2017-08-11 | 宁波北仑国际集装箱码头有限公司 | The power device measurement apparatus that a kind of ports handling machine is used |
| CN108828389A (en) * | 2018-06-21 | 2018-11-16 | 芜湖博康机电有限公司 | A kind of lift wiring harness test workbench |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |