CN205229364U - Specially become on --spot mutual -inductor wiring tester of power consumption customer - Google Patents
Specially become on --spot mutual -inductor wiring tester of power consumption customer Download PDFInfo
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- CN205229364U CN205229364U CN201520940324.3U CN201520940324U CN205229364U CN 205229364 U CN205229364 U CN 205229364U CN 201520940324 U CN201520940324 U CN 201520940324U CN 205229364 U CN205229364 U CN 205229364U
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Abstract
The utility model discloses a specially become on - -spot mutual -inductor wiring tester of power consumption customer, including test instrument and power control circuit, still included one, the secondary test works a telephone switchboard, power control circuit provides the DC voltage and gives a terminal that specially becomes the on -the -spot mutual -inductor of power consumption customer, and the test instrument test specially becomes the secondary terminal of the on -the -spot mutual -inductor of power consumption customer, through test instrument show the result judge this specially become the on -the -spot mutual -inductor of power consumption customer one, whether secondary wiring polarity correct, because this test instrument uses the direct current method principle and realizes, therefore operating personnel can master the operation skill fast, and simple direct control test table appearance judges whether correct specially become the on -the -spot mutual -inductor wiring of power consumption customer, can test through the positive and negative megampere direct current of pointer -type table specially becomes the little electric current of the instantaneous response of the on -the -spot mutual -inductor of power consumption customer to improve the judged result reliability, through power control circuit, prevented one, secondary test wiring bumps and cause the return circuit short circuit to consume the power together.
Description
Technical field
The utility model relates to a kind of measuring technique device of electrical network, particularly relates to the on-the-spot mutual inductor interstar connection tester of a kind of specially change Electricity customers.
Background technology
At present, along with the continuous increase of Electricity customers, the service theory " customer-friendly; harmonious win-win " of CHINA SOUTHERN POWER is constantly promoted, metering triode control pattern is opened by power supply administration, user's operation maintenance personnel workload at the scene increases, and how to shorten client's power off time, and increasing work efficiency is around on-the-spot operation maintenance personnel a great problem.
According to job requirement, on-the-spot operation maintenance personnel, when installing new measuring apparatus, needs to carry out an acceptance inspection to mounted special change Electricity customers mutual inductor, and wherein, the wiring of test mutual inductor first and second belongs to items for acceptance.According to conventional operation mode, first mounted secondary line is removed, then carry out the continuity test of secondary line, after being completed, again secondary line is installed, and packaged, this is torn a dress open and belongs to repetition work, takies whole reception time more, therefore, simplify the workload of this link, become shortening reception time, the key point of increasing work efficiency.
At present, the difficulty faced by needs has some:
1, carry out the metering cabinet narrow space removing and install mutual inductor secondary line, need to have a slender figure and operate skillful staff and can easily finish the work;
2, current, market has a lot of field electric energy table tester, he is by hexagonal map analysis, and judge that whether mutual inductor first and second wiring is correct, but prerequisite is, after needing on-the-spot power transmission, normal electricity consumption can use, and therefore when examination, can not use.
3, simply on mutual inductor primary line, connect dc-battery, then at secondary line end, test wiring with multimeter, if measuring current mutual inductor, general multimeter differs and tests surely, easily causes erroneous judgement.
The test clamp of general test instrument is all onesize, and jaws is all common crocodile clip, wire clamp is fixed on mutual inductor and once holds or the secondary terminals of terminal box exists certain difficulty, and fixed effect is general.
Summary of the invention
The purpose of this utility model is the shortcoming in order to overcome above-mentioned prior art, provides a kind of special change Electricity customers on-the-spot mutual inductor interstar connection tester, and this specially becomes, and the on-the-spot mutual inductor interstar connection tester of Electricity customers is easy to use, safe, test is accurate.This test instrumentation application DC-method principle realizes, and therefore operating personnel can grasp operation skill fast, and whether simple direct control tester judges specially to become the on-the-spot mutual inductor interstar connection of Electricity customers correct; Can be tested by pointer-type positive and negative megampere direct current table and specially become the micro-electric current of the on-the-spot instantaneous induction of mutual inductor of Electricity customers, thus improve judged result reliability; By power control loop, prevent first and second p-wire wiring to touch and cause loop short circuit electric consumption together.
The utility model solves the technical scheme that its technical matters adopts: a kind ofly specially become the on-the-spot mutual inductor interstar connection tester of Electricity customers, comprise test instrumentation, be located at the power control loop in test instrumentation and be located at the pointer-type positive and negative megampere direct current table on test instrumentation surface, also include and be connected and the once test wiring be located on test instrumentation and second test wiring with power control loop, once test wiring and second test wiring are equipped with two and are located at separately test instrumentation both sides; Described power control loop includes 12V dry cell, the resistance of 12V dry cell positive pole series connection, resistant series connect positive pole secondary wiring terminals, 12V dry battery cathode to be connected on test instrumentation and to control that power control loop connects the control knob of electricity, control knob connects negative pole secondary wiring terminals; The outlet terminal of the positive and negative megampere direct current table of pointer-type is connected to positive pole primary connection terminal and negative pole primary connection terminal; Article one, once test wiring to be connected with positive pole primary connection terminal, another is once tested wiring and is connected with negative pole primary connection terminal; Article one, second test wiring is connected with positive pole secondary wiring terminals, and another second test wiring is connected with negative pole secondary wiring terminals.Power control loop provides DC voltage to the terminal specially becoming the on-the-spot mutual inductor of Electricity customers, test instrumentation test specially becomes the secondary terminals of the on-the-spot mutual inductor of Electricity customers, judges that whether first and second wiring polarity that this specially becomes the on-the-spot mutual inductor of Electricity customers is correct by test instrumentation display result.This test instrumentation application DC-method principle realizes, and makes operating personnel can grasp test-taking techniques at short notice, and can one man operation test separately.This test instrumentation can be tested by pointer positive and negative megampere direct current table and specially become the micro-electric current of the on-the-spot instantaneous induction of mutual inductor of Electricity customers, thus improves the range of application of judged result reliability and test instrumentation.This test instrumentation by power control loop, prevents first and second test wiring to touch and causes loop short circuit electric consumption together, and to be switched on power loop by control knob, prevents operator's maloperation.
Test instrumentation needs with pointer positive and negative megampere direct current table, by adding forward voltage at the terminal specially becoming the on-the-spot mutual inductor of Electricity customers, test instrumentation connects the secondary connection on wire or terminal box that the secondary terminals that specially becomes the on-the-spot mutual inductor of Electricity customers draws, can clear display polarity whether just be by the swaying direction of the pointer-type of test instrumentation positive and negative megampere direct current table, if pointer is just flapped toward, then first and second wiring specially becoming the on-the-spot mutual inductor of Electricity customers is correct; Power control loop is switched on power by control knob, and operator often presses control knob next time, and loop is connected, and test starts; When unclamping control knob, test terminates, and can know test result each time, be not easy to cause erroneous judgement when facilitating an operator to test.
Further, the gavial folder that wiring is respectively equipped with redness and black is once tested for two; Article two, second test wiring is respectively equipped with little crocodile clip that is red and black.
Further, the upper right corner at test instrumentation top is located at by described control knob, once test instrumentation backside surface is located in test wiring and second test wiring, and positive pole primary connection terminal, negative pole primary connection terminal, positive pole secondary wiring terminals connect and negative pole secondary wiring terminals is all located at inside test instrumentation back.
In sum, the on-the-spot mutual inductor interstar connection tester of special change Electricity customers of the present utility model adopts DC-method principle, the wiring test of the on-the-spot mutual inductor of special change Electricity customers, effectively eliminates electric power loop short trouble, reduces operator's maloperation by power control loop simple realization; The positive and negative megampere direct current table of pointer-type can expand the test scope of application, and display result is accurately direct.Because its structure is simple, be convenient to production, be suitable for extensive popularization.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the on-the-spot mutual inductor interstar connection tester of a kind of special change Electricity customers of the utility model embodiment 1;
Fig. 2 is the schematic internal view of the on-the-spot mutual inductor interstar connection tester of a kind of special change Electricity customers of the utility model embodiment 1;
Fig. 3 is the back panel wiring schematic diagram of the on-the-spot mutual inductor interstar connection tester of a kind of special change Electricity customers of the utility model embodiment 1;
Fig. 4 is the other direction schematic diagram of the on-the-spot mutual inductor interstar connection tester of a kind of special change Electricity customers of the utility model embodiment 1;
Fig. 5 is the wiring schematic diagram of the on-the-spot mutual inductor interstar connection tester of a kind of special change Electricity customers of the utility model embodiment 1.
Embodiment
Embodiment 1
One described by the present embodiment 1 specially becomes the on-the-spot mutual inductor interstar connection tester of Electricity customers, as shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, comprise test instrumentation 100, be located at the power control loop in test instrumentation and be located at the pointer-type positive and negative megampere direct current table 101 on test instrumentation surface, pointer-type positive and negative megampere direct current table be located at test instrumentation just before, facilitate observations; Also include and be connected and the once test wiring 103 be located on test instrumentation and second test wiring 104 with power control loop, once test wiring and second test wiring are equipped with two and are located at separately test instrumentation both sides; Described power control loop includes 12V dry cell 105, the resistance 106 of 12V dry cell positive pole series connection, resistant series connect positive pole secondary wiring terminals 108,12V dry battery cathode to be connected on test instrumentation and to control that power control loop connects the control knob 102 of electricity, control knob connects negative pole secondary wiring terminals 109; The outlet terminal of the positive and negative megampere direct current table of pointer-type is connected to positive pole primary connection terminal 107 and negative pole primary connection terminal 110; Article one, once test wiring to be connected with positive pole primary connection terminal, another is once tested wiring and is connected with negative pole primary connection terminal; Article one, second test wiring is connected with positive pole secondary wiring terminals, and another second test wiring is connected with negative pole secondary wiring terminals.Power control loop provides DC voltage to the terminal specially becoming the on-the-spot mutual inductor of Electricity customers, test instrumentation test specially becomes the secondary terminals of the on-the-spot mutual inductor of Electricity customers, judges that whether first and second wiring polarity that this specially becomes the on-the-spot mutual inductor of Electricity customers is correct by test instrumentation display result.This test instrumentation application DC-method principle realizes, and makes operating personnel can grasp test-taking techniques at short notice, and can one man operation test separately.This test instrumentation can be tested by pointer positive and negative megampere direct current table and specially become the micro-electric current of the on-the-spot instantaneous induction of mutual inductor of Electricity customers, thus improves the range of application of judged result reliability and test instrumentation.This test instrumentation by power control loop, prevents first and second p-wire to touch and causes loop short circuit electric consumption together, and to be switched on power loop by control knob, prevents operator's maloperation.
Test instrumentation needs with pointer positive and negative megampere direct current table, by adding forward voltage at the terminal specially becoming the on-the-spot mutual inductor of Electricity customers, test instrumentation connects the secondary connection on wire or terminal box that the secondary terminals that specially becomes the on-the-spot mutual inductor of Electricity customers draws, can clear display polarity whether just be by the swaying direction of the pointer-type of test instrumentation positive and negative megampere direct current table, if pointer is just flapped toward, then first and second wiring specially becoming the on-the-spot mutual inductor of Electricity customers is correct; Power control loop is switched on power by control knob, and operator often presses control knob next time, and loop is connected, and test starts; When unclamping control knob, test terminates, and can know test result each time, be not easy to cause erroneous judgement when facilitating an operator to test.
Article two, once test wiring and be respectively equipped with gavial folder that is red and black; Article two, second test wiring is respectively equipped with little crocodile clip that is red and black.Adopt the crocodile clip of reddish black to mark, indicate and know both positive and negative polarity; Gavial is pressed from both sides, and ensures that test wiring is effectively fixed on and specially becomes on the on-the-spot mutual inductor primary connection of Electricity customers; Little crocodile clip, ensures that test wiring is effectively clamped and specially becomes on the on-the-spot mutual inductor secondary connection of Electricity customers.
The upper right corner at test instrumentation top is located at by this control knob, handled easily, and meets artificial mechanics.Once test instrumentation backside surface is located in test wiring and second test wiring, and positive pole primary connection terminal, negative pole primary connection terminal, positive pole secondary wiring terminals connect and negative pole secondary wiring terminals is all located at inside test instrumentation back.Once test the once test wiring that wiring can require to insert according to real work different length, improve test operability; According to real work, second test wiring can require that the second test inserting different length connects.
The above is only preferred embodiment of the present utility model, not does any pro forma restriction to structure of the present utility model.Every above embodiment is done according to technical spirit of the present utility model any simple modification, equivalent variations and modification, all still belong in the scope of the technical solution of the utility model.
Claims (3)
1. one kind specially becomes the on-the-spot mutual inductor interstar connection tester of Electricity customers, it is characterized in that, comprise test instrumentation, be located at the power control loop in test instrumentation and be located at the pointer-type positive and negative megampere direct current table on test instrumentation surface, also include and be connected and the once test wiring be located on test instrumentation and second test wiring with power control loop, once test wiring and second test wiring are equipped with two and are located at separately test instrumentation both sides; Described power control loop includes 12V dry cell, the resistance of 12V dry cell positive pole series connection, resistant series connect positive pole secondary wiring terminals, 12V dry battery cathode to be connected on test instrumentation and to control that power control loop connects the control knob of electricity, control knob connects negative pole secondary wiring terminals; The outlet terminal of the positive and negative megampere direct current table of pointer-type is connected to positive pole primary connection terminal and negative pole primary connection terminal; Article one, once test wiring to be connected with positive pole primary connection terminal, another is once tested wiring and is connected with negative pole primary connection terminal; Article one, second test wiring is connected with positive pole secondary wiring terminals, and another second test wiring is connected with negative pole secondary wiring terminals.
2. one according to claim 1 specially becomes the on-the-spot mutual inductor interstar connection tester of Electricity customers, it is characterized in that, once tests wiring for two and is respectively equipped with gavial folder that is red and black; Article two, second test wiring is respectively equipped with little crocodile clip that is red and black.
3. one according to claim 2 specially becomes the on-the-spot mutual inductor interstar connection tester of Electricity customers, it is characterized in that, the upper right corner at test instrumentation top is located at by described control knob, once test instrumentation backside surface is located in test wiring and second test wiring, and positive pole primary connection terminal, negative pole primary connection terminal, positive pole secondary wiring terminals connect and negative pole secondary wiring terminals is all located at inside test instrumentation back.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520940324.3U CN205229364U (en) | 2015-11-23 | 2015-11-23 | Specially become on --spot mutual -inductor wiring tester of power consumption customer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520940324.3U CN205229364U (en) | 2015-11-23 | 2015-11-23 | Specially become on --spot mutual -inductor wiring tester of power consumption customer |
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| Publication Number | Publication Date |
|---|---|
| CN205229364U true CN205229364U (en) | 2016-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520940324.3U Active CN205229364U (en) | 2015-11-23 | 2015-11-23 | Specially become on --spot mutual -inductor wiring tester of power consumption customer |
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| CN (1) | CN205229364U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107817419A (en) * | 2017-06-23 | 2018-03-20 | 国网新疆电力公司经济技术研究院 | Portable three-phase polarity tester |
-
2015
- 2015-11-23 CN CN201520940324.3U patent/CN205229364U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107817419A (en) * | 2017-06-23 | 2018-03-20 | 国网新疆电力公司经济技术研究院 | Portable three-phase polarity tester |
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