CN205333847U - Measurement wiring testing component - Google Patents
Measurement wiring testing component Download PDFInfo
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- CN205333847U CN205333847U CN201620119309.7U CN201620119309U CN205333847U CN 205333847 U CN205333847 U CN 205333847U CN 201620119309 U CN201620119309 U CN 201620119309U CN 205333847 U CN205333847 U CN 205333847U
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- 238000012360 testing method Methods 0.000 title claims abstract description 134
- 238000005259 measurement Methods 0.000 title abstract 4
- 238000009413 insulation Methods 0.000 claims description 15
- 239000000523 sample Substances 0.000 claims description 14
- 239000000758 substrate Substances 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 2
- 238000011017 operating method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
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Abstract
The utility model discloses measurement wiring testing component, including measurement wiring box and testing plug -in, the measurement wiring box includes the box body, and a side of box body is equipped with three -phase wiring module and un wiring module, whenever, the drawing die piece that meets all includes voltage test jack, and current test advances the socket and current test goes out the socket, and un wiring module includes un test jack, testing plug -in includes the base plate, a side of base plate is equipped with three -phase test module and un test module, and every looks test module includes all that voltage test inserting pin, current test advance the contact pin, current test goes out contact pin and conductive contact piece thimble, and un test module includes un test inserting pin. Through the utility model discloses, can insert kilowatt -hour meter tester fast and test, kilowatt -hour meter tester also can be broken off after accomplishing fast to the test, the work of returning to normal, and whole testing operation process is very simple moreover, need not relapse the disconnect wire, does not also need to change in flakes in addition the electric current trend through sliding, and is very convenient, moreover safe and reliable.
Description
Technical field
This utility model relates to a kind of measurent wiring test suite。
Background technology
At present, kilowatt-hour meter is all accessed by metering junction box, it is necessary to when kilowatt-hour meter is detected, and accesses electric meter tester also by metering junction box, by Ua, Ub, Uc, Un electric meter tester in parallel respectively, Ia, Ib, Ic electric current is sealed in electric meter tester。
Wire, when accessing electric meter tester, is clipped in the voltage of metering junction box in flakes or on screw, and changes original current loop trend by sliding in flakes so that the series connection of electric meter tester current loop enters in original current loop by existing metering junction box；Voltage link first to be taken off from metering junction box, then will to return to original state in flakes, then the electric current wiring of electric meter tester be untied from metering junction box after terminating by test。
From the above, it can be seen that existing metering junction box is when accessing and disconnect electric meter tester, operate very loaded down with trivial details, and when using, there is the risk producing current loop open circuit, voltage circuit short circuit。
Utility model content
Technical problem to be solved in the utility model is to provide a kind of measurent wiring test suite that can access and disconnect electric meter tester, convenient test quickly and safely。
In order to solve above-mentioned technical problem, this utility model adopts the following technical scheme that measurent wiring test suite, including metering junction box and probe card；
Metering junction box includes box body, and the one side of box body is provided with three-phase Wiring module and Un Wiring module；Every phase connection module all includes voltage transformer ramp, current transformer enters ramp, current transformer goes out ramp, watt-hour meter voltage ramp, current watt-hour meter enters ramp, current watt-hour meter goes out ramp, two voltages access socket, two electric currents exit socket, current switching device, voltage tester socket, testing current enters socket and testing current goes out socket, and Un Wiring module includes Un mutual inductor interstar connection terminal, Un kilowatt-hour meter ramp and Un testing jack；
Voltage transformer ramp and one of them voltage access between socket, another voltage accesses between socket and voltage tester socket, between voltage tester socket and watt-hour meter voltage ramp, current transformer enters ramp and one of them electric current exits between socket, one of them electric current exits socket and current watt-hour meter enters between ramp, current watt-hour meter goes out between ramp and current switching device, current switching device and another electric current exit between socket, another electric current exits socket and current transformer goes out between ramp, testing current enters socket and current watt-hour meter goes out between ramp, testing current goes out socket and current transformer goes out between ramp, electrically connect each through wire between Un mutual inductor interstar connection terminal and Un testing jack and between Un testing jack with Un kilowatt-hour meter ramp；
Described current switching device includes insulation shell, the one side of insulation shell is provided with two non-touching conducting blocks, two conducting blocks go out ramp respectively through described wire with current watt-hour meter and another electric current exits socket and electrically connects, it is connected to conductive contact film also by elastic component in insulation shell, conductive contact film abuts against with two conducting blocks under the elastic force effect of elastic component, the one side of insulation shell is provided with opening between two conducting blocks, the position of opening is corresponding with conductive contact film, and the opening of current switching device exposes the one side of box body；
Probe card includes substrate, the one side of described substrate is provided with three-phase test module and Un tests module, every module of test mutually all includes voltage tester contact pin, testing current enters contact pin, testing current goes out contact pin and conductive contact film thimble, Un tests module and includes Un test contact pin, when probe card coordinates with metering junction box, every voltage tester contact pin testing module mutually, testing current enters contact pin and goes out the voltage tester socket of the contact pin corresponding phase connection module of corresponding insertion with testing current, testing current enters socket and testing current goes out in socket, conductive contact film thimble stretches into from the opening of current switching device and conductive contact film is lifted off two conducting blocks, Un tests contact pin and inserts in Un testing jack。
Further, the testing current that is shorter in length than of described conductive contact film thimble enters contact pin and testing current goes out contact pin。
The beneficial effects of the utility model are:
1. by this utility model measurent wiring test suite, electric meter tester can be accessed rapidly to test, after having tested, can also quickly disconnect electric meter tester, recover normal operation, and whole test operating procedure is very simple, need not repeatedly disconnect wire, current trend is changed in flakes also without additionally by sliding, very convenient, and also safe and reliable。
2. this utility model metering junction box is when accessing kilowatt-hour meter and using, short circuit wire between socket is accessed at two voltages, so that voltage enters kilowatt-hour meter, when needs pull down kilowatt-hour meter carry out keeping in repair or changing time, short circuit wire between socket is exited at two electric currents, produce short circuit, the short circuit wire that such electric current exits between socket from two electric currents flows through, and without kilowatt-hour meter, again the short circuit wire that two voltages access between socket is extracted, off voltage connects, and when therefore this utility model uses, processing safety is high。
Accompanying drawing explanation
Fig. 1 is the structural representation of metering junction box in this utility model。
Fig. 2 is the structural representation of probe card in this utility model。
Fig. 3 is the structural representation of current switching device in this utility model。
Fig. 4 is the view that this utility model conductive contact film thimble backs down conductive contact film。
Being labeled as of each parts in accompanying drawing: 1 box body, 21 voltage transformer ramps, 22 current transformers enter ramp, 23 current transformers go out ramp, 24 watt-hour meter voltage ramps, 25 current watt-hour meters enter ramp, 26 current watt-hour meters go out ramp, 27 two voltages access socket, 28 electric currents exit socket, 29 current switching devices, 291 insulation shells, 292 conducting blocks, 293 elastic components, 294 conductive contact films, 295 openings, 210 voltage tester sockets, 211 testing currents enter socket, 212 testing currents go out socket, 31Un mutual inductor interstar connection terminal, 32Un kilowatt-hour meter ramp, 33Un testing jack, 4 substrates, 51 voltage tester contact pins, 52 testing currents enter contact pin, 53 testing currents go out contact pin, 54 conductive contact film thimbles, 61 test contact pins。
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is further described:
Referring to Fig. 1 and Fig. 2。
This utility model measurent wiring test suite, including metering junction box and probe card；
Metering junction box, including box body 1, box body 1 adopts insulant to make, and box body 1 is provided with three-phase Wiring module and Un Wiring module；Every phase connection module all includes voltage transformer ramp 21, current transformer enters ramp 22, current transformer goes out ramp 23, watt-hour meter voltage ramp 24, current watt-hour meter enters ramp 25, current watt-hour meter goes out 26, two voltages of ramp and accesses socket 27, two electric currents exit socket 28, current switching device 29, voltage tester socket 210, testing current enters socket 211 and testing current goes out socket 212, Un Wiring module and includes Un mutual inductor interstar connection terminal 31, Un kilowatt-hour meter ramp 32 and Un testing jack 33；
Voltage transformer ramp 21 and one of them voltage access between socket 27, another voltage accesses between socket 27 and voltage tester socket 210, between voltage tester socket 210 and watt-hour meter voltage ramp 24, current transformer enters ramp 22 and one of them electric current exits between socket 28, one of them electric current exits socket 28 and current watt-hour meter enters between ramp 25, current watt-hour meter goes out between ramp 26 and current switching device 29, current switching device 29 and another electric current exit between socket 28, another electric current exits socket 28 and current transformer goes out between ramp 23, testing current enters socket 211 and current watt-hour meter goes out between ramp 26, testing current goes out socket 212 and current transformer goes out between ramp 23, electrically connect each through wire (in Fig. 1 dotted portion) between Un mutual inductor interstar connection terminal 31 and Un testing jack 33 and between Un testing jack 33 with Un kilowatt-hour meter ramp 32。
As shown in Figure 3, described current switching device 29 includes insulation shell 291, the one side of insulation shell 291 is provided with two non-touching conducting blocks 292, two conducting blocks 292 go out ramp 26 respectively through described wire with current watt-hour meter and another electric current exits socket 28 and electrically connects, it is connected to conductive contact film 294 also by elastic component 293 in insulation shell 291, conductive contact film 294 abuts against with two conducting blocks 292 under the elastic force effect of elastic component 293, the one side of insulation shell 291 is provided with opening 295 between two conducting blocks 292, the position of opening 295 is corresponding with conductive contact film 294；
When being embodied as, insulation shell 291 can be made into cuboid, and two conducting blocks 292 are arranged on the both sides, top length direction of insulation shell 291, conductive contact film 294 is rectangle, elastic component 293 selects spring, and is provided with two, is connected to the length direction both sides of conductive contact film 294。
Box body 1 is in cuboid, and described three-phase Wiring module and Un Wiring module are arranged in a length and width face of box body along the length direction of box body, and the opening 295 of current switching device 29 exposes this length and width face of box body 1。
Probe card includes substrate 4, substrate 4 adopts insulant to make, the one side of described substrate 4 is provided with three-phase test module and Un tests module, every module of test mutually all includes voltage tester contact pin 51, testing current enters contact pin 52, testing current goes out contact pin 53 and conductive contact film thimble 54, Un tests module and includes Un test contact pin 61, when probe card coordinates with metering junction box, every voltage tester contact pin 51 testing module mutually, testing current enters contact pin 52 and testing current goes out the corresponding voltage tester socket 210 inserting corresponding phase connection module of contact pin 53, testing current enters socket 211 and testing current goes out in socket 212, conductive contact film thimble 54 stretches into from the opening 295 of current switching device 29 and conductive contact film 294 is lifted off two conducting blocks 292, Un tests contact pin 61 and inserts in Un testing jack 33。
When accessing kilowatt-hour meter, realized by metering junction box of the present utility model, by the voltage transformer ramp 21 of three-phase Wiring module, current transformer enters ramp 22, current transformer goes out ramp 23 and Un mutual inductor interstar connection terminal 31 accesses threephase potential transformer summation current transformer, then by the three-phase voltage of kilowatt-hour meter, electric current enters, electric current goes out and the Un voltage corresponding watt-hour meter voltage ramp 24 being connected on three-phase Wiring module respectively, current watt-hour meter enters ramp 25, current watt-hour meter goes out on ramp 26 and Un kilowatt-hour meter ramp 32, last at two voltages access 27 short circuit wires of socket, so that voltage enters kilowatt-hour meter, namely cut-in operation is completed。
When needs pull down kilowatt-hour meter carry out keeping in repair or changing time, 28 short circuit wires of socket are exited at two electric currents, produce short circuit, the short circuit wire that such electric current exits between socket 28 from two electric currents flows through, and without kilowatt-hour meter, being extracted by the short circuit wire that two voltages access between socket 27, off voltage connects again, so that it is guaranteed that processing safety。
When needs access electric meter tester is tested, first by the three-phase voltage test lead of electric meter tester, testing current inlet side, testing current goes out end and Un test lead and is connected on the voltage tester contact pin 51 of three-phase test module respectively through wire correspondence, testing current enters contact pin 52, testing current goes out contact pin 53 and Un tests contact pin 61, then probe card is directed at metering junction box, slowly engage, make often to test mutually the voltage tester contact pin 51 of module, testing current enters contact pin 52 and testing current goes out the corresponding voltage tester socket 210 inserting corresponding phase connection module of contact pin 53, testing current enters socket 211 and testing current goes out in socket 212, Un tests contact pin 61 and inserts in Un testing jack 33, conductive contact film thimble 54 stretches into from the opening 295 of current switching device 29, finally it is engaging in place, as shown in Figure 4, conductive contact film 294 is lifted off two conducting blocks 292 by conductive contact film thimble 54, thus disconnecting the electric current of kilowatt-hour meter, now electric current flows to electric meter tester, such that it is able to test electric current, and voltage tester contact pin 51 can be directly accessed voltage and test, Un test contact pin 61 can be directly accessed Un voltage and test。
Probe card is directly extracted after terminating by test from metering junction box, and conductive contact film 294 again abuts against with two conducting blocks 292 under the elastic force effect of elastic component 293, so that electric current reenters kilowatt-hour meter。
Can be seen that from technique scheme, by this utility model measurent wiring test suite, electric meter tester can be accessed rapidly to test, after having tested, it is also possible to quickly disconnect electric meter tester, recover normal operation, and whole test operating procedure is very simple, need not repeatedly disconnect wire, it is not required that change current trend in flakes additionally by sliding, very convenient。
When being embodied as, the testing current that is shorter in length than of conductive contact film thimble 54 enters contact pin 52 and testing current goes out contact pin 53。So, when probe card inserts metering junction box, testing current enters contact pin 52 and testing current goes out contact pin 53 and first inserts testing current and enter socket 211 and testing current goes out in socket 212, test current channel is made first to be incorporated into electric meter tester, it is deep into metering junction box then as probe card, conductive contact film 294 is lifted off two conducting blocks 292 by conductive contact film thimble 54, disconnects current watt-hour meter, and so operation is more safely, effectively。
Being to be understood that example as herein described and embodiment are only for illustrating, those skilled in the art can make various amendment or change according to it, when without departing from this utility model spirit, broadly falls into protection domain of the present utility model。
Claims (2)
1. measurent wiring test suite, it is characterised in that: include metering junction box and probe card；
Metering junction box includes box body (1), and the one side of box body (1) is provided with three-phase Wiring module and Un Wiring module；Every phase connection module all includes voltage transformer ramp (21), current transformer enters ramp (22), current transformer goes out ramp (23), watt-hour meter voltage ramp (24), current watt-hour meter enters ramp (25), current watt-hour meter goes out ramp (26), two voltages access socket (27), two electric currents exit socket (28), current switching device (29), voltage tester socket (210), testing current enters socket (211) and testing current goes out socket (212), Un Wiring module includes Un mutual inductor interstar connection terminal (31), Un kilowatt-hour meter ramp (32) and Un testing jack (33)；
Voltage transformer ramp (21) and one of them voltage access between socket (27), another voltage accesses between socket (27) and voltage tester socket (210), between voltage tester socket (210) and watt-hour meter voltage ramp (24), current transformer enters ramp (22) and one of them electric current exits between socket (28), one of them electric current exits socket (28) and current watt-hour meter enters between ramp (25), current watt-hour meter goes out between ramp (26) and current switching device (29), current switching device (29) and another electric current exit between socket (28), another electric current exits socket (28) and current transformer goes out between ramp (23), testing current enters socket (211) and current watt-hour meter goes out between ramp (26), testing current goes out socket (212) and current transformer goes out between ramp (23), electrically connect each through wire between Un mutual inductor interstar connection terminal (31) with Un testing jack (33) and between Un testing jack (33) with Un kilowatt-hour meter ramp (32)；
Described current switching device (29) includes insulation shell (291), the one side of insulation shell (291) is provided with two non-touching conducting blocks (292), two conducting blocks (292) go out ramp (26) respectively through described wire with current watt-hour meter and another electric current exits socket (28) and electrically connects, it is connected to conductive contact film (294) also by elastic component (293) in insulation shell (291), conductive contact film (294) abuts against with two conducting blocks (292) under the elastic force effect of elastic component (293), the one side of insulation shell (291) is positioned between two conducting blocks (292) and is provided with opening (295), the position of opening (295) is corresponding with conductive contact film (294), and the opening (295) of current switching device (29) exposes the one side of box body (1)；
Probe card includes substrate (4), the one side of described substrate (4) is provided with three-phase test module and Un tests module, every module of test mutually all includes voltage tester contact pin (51), testing current enters contact pin (52), testing current goes out contact pin (53) and conductive contact film thimble (54), Un tests module and includes Un test contact pin (61), when probe card coordinates with metering junction box, every voltage tester contact pin (51) testing module mutually, testing current enters contact pin (52) and testing current goes out the corresponding voltage tester socket (210) inserting corresponding phase connection module of contact pin (53), testing current enters socket (211) and testing current goes out in socket (212), conductive contact film thimble (54) stretches into from the opening (295) of current switching device (29) and conductive contact film (294) is lifted off two conducting blocks (292), Un tests contact pin (61) and inserts in Un testing jack (33)。
2. measurent wiring test suite as claimed in claim 1, it is characterised in that: the testing current that is shorter in length than of described conductive contact film thimble (54) enters contact pin (52) and testing current goes out contact pin (53)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620119309.7U CN205333847U (en) | 2016-02-05 | 2016-02-05 | Measurement wiring testing component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620119309.7U CN205333847U (en) | 2016-02-05 | 2016-02-05 | Measurement wiring testing component |
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| Publication Number | Publication Date |
|---|---|
| CN205333847U true CN205333847U (en) | 2016-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620119309.7U Active CN205333847U (en) | 2016-02-05 | 2016-02-05 | Measurement wiring testing component |
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| CN (1) | CN205333847U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109813947A (en) * | 2019-02-22 | 2019-05-28 | 国网山东省电力公司日照供电公司 | A kind of novel short circuit piece direct orbit formula terminal box |
| CN112415242A (en) * | 2020-09-15 | 2021-02-26 | 国网浙江省电力有限公司湖州供电公司 | Intelligent electric energy metering box inlet wire quick connecting device |
-
2016
- 2016-02-05 CN CN201620119309.7U patent/CN205333847U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109813947A (en) * | 2019-02-22 | 2019-05-28 | 国网山东省电力公司日照供电公司 | A kind of novel short circuit piece direct orbit formula terminal box |
| CN112415242A (en) * | 2020-09-15 | 2021-02-26 | 国网浙江省电力有限公司湖州供电公司 | Intelligent electric energy metering box inlet wire quick connecting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 397, Tongcheng South Road, Baohe District, Hefei City, Anhui Province 230061 Patentee after: STATE GRID ANHUI POWER SUPPLY COMPANY OVERHAUL BRANCH Patentee after: STATE GRID CORPORATION OF CHINA Address before: No.415 Wuhu Road, Baohe District, Hefei City, Anhui Province 230061 Patentee before: Maintenance Company Of State Grid Anhui Electric Power Company Patentee before: State Grid Corporation of China |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 397, Tongcheng South Road, Baohe District, Hefei City, Anhui Province 230061 Patentee after: Super high voltage branch of State Grid Anhui Electric Power Co.,Ltd. Patentee after: STATE GRID CORPORATION OF CHINA Address before: No. 397, Tongcheng South Road, Baohe District, Hefei City, Anhui Province 230061 Patentee before: STATE GRID ANHUI POWER SUPPLY COMPANY OVERHAUL BRANCH Patentee before: STATE GRID CORPORATION OF CHINA |