CN202854296U - Prepaying high-voltage metering box on-off state tester - Google Patents
Prepaying high-voltage metering box on-off state tester Download PDFInfo
- Publication number
- CN202854296U CN202854296U CN 201220374920 CN201220374920U CN202854296U CN 202854296 U CN202854296 U CN 202854296U CN 201220374920 CN201220374920 CN 201220374920 CN 201220374920 U CN201220374920 U CN 201220374920U CN 202854296 U CN202854296 U CN 202854296U
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- metering box
- bridge rectifier
- rectifier circuit
- voltage metering
- high voltage
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Abstract
The utility model discloses a prepaying high-voltage metering box on-off state tester, comprising a box, a test circuit disposed in the box and used to detect on-off states of the prepaying high-voltage metering box, an aerial socket disposed on the box and connected with the test circuit, and an on-position lamp which is lightened when the high-voltage metering box is in an on state. The on-position lamp is disposed on the box. The prepaying high-voltage metering box on-off state tester is simple in structure, low in cost, and is easy to realize, easy to carry. The prepaying high-voltage metering box on-off state tester is reliable and can rapidly detect the on-off states of switches in an equipped high-voltage metering box.
Description
Technical field
The utility model relates to the prepaid high voltage metering box technical field, more particularly, relates to a kind of prepaid high voltage metering box switch status test instrument.
Background technology
Prepaid high voltage metering box is mainly used in high-voltage electric energy measurement, is specially adapted to medium and small transformer user, metering active energy and reactive energy that can complete and accurate.
Prepaid high voltage metering box and control box are installed and used together, control the opening and closing state of switch in the prepaid high voltage metering box by control box, but in actual production process, control box discord prepaid high voltage metering box links together, and only uses when installing in reality just the two to be linked together.Therefore, can't determine combined floodgate and the gate-dividing state of switch after the batch meter production of high-voltage switch gear type assembles.In order to guarantee in the batch meter switch dispatch from the factory time-division, "on" position, designed prepayment metering switch status test instrument.
Therefore, how to detect the opening and closing state of switch in the High-voltage measuring box that is equipped with, become the technical matters that those skilled in the art need to be resolved hurrily.
The utility model content
In view of this, the utility model provides a kind of prepaid high voltage metering box switch status test instrument, to detect the opening and closing state of switch in the High-voltage measuring box that is equipped with.
For achieving the above object, the utility model provides following technical scheme:
A kind of prepaid high voltage metering box switch status test instrument comprises:
Casing;
Be arranged in the described casing, detect the test circuit of prepaid high voltage metering box on off state;
Be arranged on the described casing, and the aviation socket that links to each other with described test circuit;
Be arranged on the described casing, be in the co-bit lamp of lighting under the "on" position at described prepaid high voltage metering box.
Preferably, in above-mentioned prepaid high voltage metering box switch status test instrument, described test circuit comprises:
The first bridge rectifier circuit that is in parallel and the second bridge rectifier circuit, described the first bridge rectifier circuit links to each other with the actuating coil gauge tap with the actuating coil of described prepaid high voltage metering box respectively, the second bridge rectifier circuit links to each other with the release coil gauge tap with the release coil of described prepaid high voltage metering box respectively, and described co-bit lamp is connected between described actuating coil and described the first bridge rectifier circuit;
For switch knob and opening button that the first bridge rectifier circuit and the second bridge rectifier circuit are linked to each other with power supply and disconnect, described switch knob and opening button are arranged on the described casing.
Preferably, in above-mentioned prepaid high voltage metering box switch status test instrument, also comprise the jumping position lamp that is connected between described release coil and described the second bridge rectifier circuit.
Preferably, in above-mentioned prepaid high voltage metering box switch status test instrument, also comprise the voltage dependent resistor (VDR) in parallel with described the first bridge rectifier circuit and the second bridge rectifier circuit.
Preferably, in above-mentioned prepaid high voltage metering box switch status test instrument, also comprise the power lights in parallel with described the first bridge rectifier circuit and the second bridge rectifier circuit, described power lights is arranged on the described casing.
Can find out from above-mentioned technical scheme, the prepaid high voltage metering box switch status test instrument that the utility model provides, realize being connected of test circuit and prepaid high voltage metering box by aviation socket, and detect to detect the on off state of prepaid high voltage metering box by test circuit, and be at described prepaid high voltage metering box and light the co-bit lamp under the "on" position.The utility model is simple in structure, and cost is low, is easy to realize, and is portable, reliable, the opening and closing state that detects switch in the High-voltage measuring box that is equipped with that can be very fast.
Description of drawings
The structural representation of the prepaid high voltage metering box switch status test instrument that Fig. 1 provides for the utility model embodiment;
Fig. 2 is the vertical view of Fig. 1;
The circuit diagram of the test circuit that Fig. 3 provides for utility model embodiment.
Embodiment
The utility model discloses a kind of prepaid high voltage metering box switch status test instrument, to detect the opening and closing state of switch in the High-voltage measuring box that is equipped with.
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
The structural representation of the prepaid high voltage metering box switch status test instrument of Fig. 1-provide for the utility model embodiment with 3, Fig. 1 is provided; Fig. 2 is the vertical view of Fig. 1; The circuit diagram of the test circuit that Fig. 3 provides for utility model embodiment.
The disclosed prepaid high voltage metering box switch status test of the utility model embodiment instrument comprises casing 1, test circuit, aviation socket 2 and co-bit lamp 3.
Wherein, test circuit is arranged in the casing 1, and for detection of the on off state of prepaid high voltage metering box, aviation socket 2 is arranged on the casing 1, and links to each other with test circuit.Co-bit lamp 3 is arranged on the casing 1, lights under prepaid high voltage metering box is in "on" position.
The prepaid high voltage metering box switch status test instrument that the utility model provides, realize being connected of test circuits and prepaid high voltage metering box by aviation socket 2, and detect to detect the on off state of prepaid high voltage metering box by test circuit, and be at described prepaid high voltage metering box and light the co-bit lamp under the "on" position.The utility model is simple in structure, and cost is low, is easy to realize, and is portable, reliable, the opening and closing state that detects switch in the High-voltage measuring box that is equipped with that can be very fast.
In the present embodiment, test circuit comprises the first bridge rectifier circuit 81, the second bridge rectifier circuit 82, switch knob 6 and opening button 7.
Wherein, the first bridge rectifier circuit 81 and the second bridge rectifier circuit 82 are in parallel, the first bridge rectifier circuit 81 links to each other with the actuating coil gauge tap with the actuating coil 10 of prepaid high voltage metering box respectively, the second bridge rectifier circuit 82 links to each other with the release coil gauge tap with the release coil 11 of prepaid high voltage metering box respectively, and co-bit lamp 3 is connected between actuating coil 10 and the first bridge rectifier circuit 81.
The first bridge rectifier circuit 81 and the second bridge rectifier circuit 82 are the bridge rectifier circuits that are constituted by a diode, and alternating current can be made into direct current, control actuating coil 10 and release coil 11.
Principle of work of the present utility model is as follows:
Aviation plug and the aviation socket of the present utility model of prepaid high voltage metering box are linked up.Add rated voltage to prepaid high voltage metering box, prepaid high voltage metering box provides the 220V alternating current for the utility model, power lights bright (the utility model also can comprise the power lights 5 in parallel with the first bridge rectifier circuit 81 and the second bridge rectifier circuit 82, and power lights 5 is arranged on the casing 1).
The utility model also can comprise the voltage dependent resistor (VDR) 9 in parallel with the first bridge rectifier circuit 81 and the second bridge rectifier circuit 82.And holding circuit of the present utility model comprises voltage dependent resistor (VDR) 9 and RC circuit, is used for absorbing surge voltage, and holding circuit can not damaged by large surge voltage.
Each embodiment adopts the mode of going forward one by one to describe in this instructions, and what each embodiment stressed is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can in the situation that does not break away from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (5)
1. a prepaid high voltage metering box switch status test instrument is characterized in that, comprising:
Casing (1);
Be arranged in the described casing (1), detect the test circuit of prepaid high voltage metering box on off state;
Be arranged on the described casing (1), and the aviation socket (2) that links to each other with described test circuit;
Be arranged on the described casing (1), be in the co-bit lamp (3) of lighting under the "on" position at described prepaid high voltage metering box.
2. prepaid high voltage metering box switch status test instrument according to claim 1 is characterized in that described test circuit comprises:
The first bridge rectifier circuit (81) that is in parallel and the second bridge rectifier circuit (82), described the first bridge rectifier circuit (81) links to each other with the actuating coil gauge tap with the actuating coil (10) of described prepaid high voltage metering box respectively, the second bridge rectifier circuit (82) links to each other with the release coil gauge tap with the release coil (11) of described prepaid high voltage metering box respectively, and described co-bit lamp (3) is connected between described actuating coil (10) and described the first bridge rectifier circuit (81);
For switch knob (6) and opening button (7) that described the first bridge rectifier circuit (81) is linked to each other with power supply with the second bridge rectifier circuit (82) and disconnects, described switch knob (6) and opening button (7) are arranged on the described casing (1).
3. prepaid high voltage metering box switch status test instrument according to claim 2 is characterized in that, also comprises the jumping position lamp (4) that is connected between described release coil (11) and described the second bridge rectifier circuit (82).
4. prepaid high voltage metering box switch status test instrument according to claim 2 is characterized in that, also comprises the voltage dependent resistor (VDR) (9) in parallel with described the first bridge rectifier circuit (81) and the second bridge rectifier circuit (82).
5. each described prepaid high voltage metering box switch status test instrument according to claim 2-4, also comprise the power lights (5) in parallel with described the first bridge rectifier circuit (81) and the second bridge rectifier circuit (82), described power lights (5) is arranged on the described casing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220374920 CN202854296U (en) | 2012-08-01 | 2012-08-01 | Prepaying high-voltage metering box on-off state tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220374920 CN202854296U (en) | 2012-08-01 | 2012-08-01 | Prepaying high-voltage metering box on-off state tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202854296U true CN202854296U (en) | 2013-04-03 |
Family
ID=47985479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220374920 Expired - Fee Related CN202854296U (en) | 2012-08-01 | 2012-08-01 | Prepaying high-voltage metering box on-off state tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202854296U (en) |
-
2012
- 2012-08-01 CN CN 201220374920 patent/CN202854296U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130403 Termination date: 20180801 |