CN202870231U - Multifunctional electric power detector - Google Patents
Multifunctional electric power detector Download PDFInfo
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- CN202870231U CN202870231U CN2012205543693U CN201220554369U CN202870231U CN 202870231 U CN202870231 U CN 202870231U CN 2012205543693 U CN2012205543693 U CN 2012205543693U CN 201220554369 U CN201220554369 U CN 201220554369U CN 202870231 U CN202870231 U CN 202870231U
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- 238000000819 phase cycle Methods 0.000 claims abstract description 60
- 238000001514 detection method Methods 0.000 claims abstract description 24
- 230000005674 electromagnetic induction Effects 0.000 claims description 10
- 230000000087 stabilizing effect Effects 0.000 claims description 6
- 238000012360 testing method Methods 0.000 claims description 5
- 239000003990 capacitor Substances 0.000 claims description 4
- 230000035945 sensitivity Effects 0.000 claims description 4
- 238000007493 shaping process Methods 0.000 claims description 4
- 238000005286 illumination Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
Disclosed is a multifunctional electric power detector, comprising a detector housing. A phase sequence detection module, a current on-off detection module, an auxiliary illumination module, and an electricity-nearing pre-warning prompt module are integrated inside the housing. Voltage phase sequence detection jacks, voltage on-off indicating lamps, voltage phase sequence indicating lamps, current on-off detection jacks, a current on-off indicating lamp, an electricity-nearing pre-warning switch, and an electricity-nearing voltage grade gear, an electric light, and an electric light button switch are respectively arranged on the housing in correspondence with the aforementioned modules. The voltage phase sequence detection jacks on the housing comprise three jacks respectively capable of being connected with three-phase voltage of an electric energy meter. The voltage on-off indicating lamps comprise three lamps indicating the connection of the voltage. The voltage phase sequence indicating lamps comprise a lamp indicating a negative phase sequence and a lamp indicating a positive phase sequence. The multifunctional electric power detector is advantaged by being simple in operation, good in portability, high in assembling and connecting work efficiency, and capable of preventing assembly and connection personnel from contacting live-line equipment and preventing wiring errors and the like in poor light.
Description
Technical field
The utility model relates to a kind of multifunction power detector, specifically detect the device of metering attaching wiring correctness, and carry alarming in short range of electric power and assisting lighting function; Belong to a kind of electric power detection technique field.
Background technology
At present, metering attaching detecting instrument mainly contains multimeter and phase-sequence meter.In the attaching process, the staff need to use two kinds and above electric power detecting instrument that correctness is carried out in the wiring of measuring apparatus and detect.In the long-term practice operation, existing electric power detecting instrument when bringing into play separately function, the shortcoming of the aspect such as it is comparatively single also to expose function, and operability is relatively poor, and finally have influence on attaching personnel's work efficiency and the correctness of wiring, even cause security incident.
The utility model content
The purpose of this utility model is to overcome the deficiency that prior art exists, and provide a kind of function with present several metering attaching detecting instruments to gather a platform, and carry out functions expanding, making a collecting voltage phase sequence detects, current switching detects, nearly electric early warning, floor light four large functions are in the multifunction power detector of one, thus the present situation of need replacing detecting instrument in the solution attaching process.
The purpose of this utility model is finished by following technical solution, and it includes a detector housing, is integrated with the phase sequence detection module in the housing, current switching detection module, floor light module and nearly electric early warning module; On housing, be respectively arranged with corresponding to above-mentioned module: voltage phase sequence detection socket and voltage break-make pilot lamp, voltage phase sequence pilot lamp, current switching detects socket and current switching pilot lamp, nearly electric early warning switch and nearly piezoelectric voltage grade gear, electric light and electric light pushbutton switch.
Voltage phase sequence on the described housing detects socket and comprises three sockets that can connect respectively electric energy meter A, B, C three-phase voltage, described voltage break-make pilot lamp comprises lamp L1, L2, the L3 that three expression voltages are connected, described voltage phase sequence pilot lamp comprises the L lamp of an expression negative phase sequence, the R lamp of another kind of expression positive phase sequence;
Phase sequence detection module in the described housing is mainly by resistor, voltage stabilizing diode, capacitor and light emitting diode, the circuit of testing the phase sequence that trigger forms consists of, three-phase input voltage A, B, the C three-phase circuit is serially connected with respectively a light emitting diode L1, L2, L3, the A of wherein said input, the B quarter-phase circuit is respectively by step-down, rectification and amplitude limiter circuit, and behind shaping circuit, connect two triggers, and A phase signals wherein is as the clock signal of the first trigger, and B is as the clock signal of the second trigger, and A is ahead of the B phase mutually when voltage phase sequence is positive phase sequence, the first trigger output high level, wherein the lamp R of a positive phase sequence is bright, is shown as positive phase sequence; If B is ahead of the A phase mutually, then the second trigger is exported high level, and wherein a negative phase sequence lamp L is bright.
Current switching detection module in the described housing, it comprises that two current switchings that are arranged on the housing detect socket X1, X2 and a current switching pilot lamp D1, described current switching pilot lamp D1 and two current switchings detect socket X1, X2, and two resistance R 1, R22 forms the loop, but and in this loop, be connected with the triode of conducting, a hummer is connected to the upper loop that forms of triode T1.
Floor light module in the described housing mainly is composed in series by the LED lamp D9 and the electric light pushbutton switch SW that are arranged on the housing; Described nearly electric early warning module comprises that one connects the near electric early warning switch S and the electromagnetic induction device that is serially connected on the power switch loop of power supply, the two ends of described electromagnetic induction device have picked out a voltage sense circuit, be connected in the input end of PLD device in this voltage induced loop behind the connection mu balanced circuit, be connected with the hummer of warning usefulness at the output terminal of PLD device.
Also be provided with the combined resistance R3-R7 that can regulate early warning sensitivity in the power switch loop of described electromagnetic induction device serial connection, and as nearly piezoelectric voltage grade gear.
The beneficial effects of the utility model:
1, compare the conventional sense instrument, it has reduced the testing tool kind and has taken up room the attaching work efficiency
Improved 15%;
2, simple to operate, good portability;
3, have safety precaution function and assisting lighting function, prevent attaching personnel contact electrification equipment and wiring error in the bad situation of light.
Description of drawings
Fig. 1-the 1st, multifunction power detector shell structure front view of the present utility model.
Fig. 1-2 is multifunction power detector shell structure vertical view of the present utility model.
Fig. 2 is phase sequence measuring ability modular circuit schematic diagram described in the utility model.
Fig. 3 is circuit on-off detection module circuit theory diagrams described in the utility model.
Fig. 4 is floor light modular circuit schematic diagram described in the utility model.
Fig. 5 is alarming in short range of electric power modular circuit schematic diagram described in the utility model.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in detail: shown in Fig. 1-1, Fig. 1-2, the utility model includes a detector housing 10, be integrated with the phase sequence detection module in the housing 10, current switching detection module, floor light module and nearly electric early warning module; On housing 10, be respectively arranged with corresponding to above-mentioned module: voltage phase sequence detection socket 6 and voltage break-make pilot lamp 2, voltage phase sequence pilot lamp 8, current switching detects socket 1 and current switching pilot lamp 3, nearly electric early warning switch 9 and nearly piezoelectric voltage grade gear 4, electric light 7 and electric light pushbutton switch 5.
Voltage phase sequence on the described housing 10 detects socket 6 and comprises three sockets that can connect respectively electric energy meter A, B, C three-phase voltage, described voltage break-make pilot lamp 2 comprises lamp L1, L2, the L3 that three expression voltages are connected, described voltage phase sequence pilot lamp 8 comprises the L lamp of an expression negative phase sequence, the R lamp of another kind of expression positive phase sequence;
Shown in Figure 2, phase sequence detection module in the described housing 10 is mainly by resistor, voltage stabilizing diode, capacitor and light emitting diode, the circuit of testing the phase sequence that trigger forms consists of, three-phase input voltage A, B, the C three-phase circuit is serially connected with respectively a light emitting diode L1, L2, L3, the A of wherein said input, the B quarter-phase circuit is respectively by step-down, rectification and amplitude limiter circuit, and behind shaping circuit, connect two triggers, A phase signals wherein is as the clock signal of the first trigger, B is as the clock signal of the second trigger, and A is ahead of the B phase mutually when voltage phase sequence is positive phase sequence, the first trigger output high level, wherein the lamp R of a positive phase sequence is bright, is shown as positive phase sequence; If B is ahead of the A phase mutually, then the second trigger is exported high level, and wherein a negative phase sequence lamp L is bright.
Circuit of testing the phase sequence is by resistor, voltage stabilizing diode, capacitor and light emitting diode, the compositions such as trigger; Work as A, B, during the C three-phase input voltage, light emitting diode L1, L2, the L3 lamp is bright, if disconnected phase occurs, because the single-phase conduction of light emitting diode, the lamp of corresponding phase just can not be bright, the A of input, B be through step-down, rectification and amplitude limit, after the shaping, input trigger, A phase
Signal is as the clock signal of following trigger among the figure, and B is as the clock signal of top trigger, and A is ahead of the B phase mutually when voltage phase sequence is positive phase sequence, following trigger output high level, and the R lamp is bright, is shown as positive phase sequence; If B is ahead of the A phase mutually, then top trigger is exported high level, and the L lamp is bright, is negative phase sequence.
Shown in Figure 3, current switching detection module in the described housing, it comprises that two current switchings that are arranged on the housing detect socket X1, X2 and a current switching pilot lamp D1, described current switching pilot lamp D1 and two current switchings detect socket X1, X2, and two resistance R 1, R22 forms the loop, but and in this loop, be connected with the triode of conducting, a hummer is connected to the upper loop that forms of triode T1.
When the measurement circuit break-make, if link tester, X1 then, X2 is communicated with, and instrument carries 9V voltage, and circuit is through D1, X1, X2, R1, R22 forms the loop, and the D1 lamp is bright, and circuit is communicated with, simultaneously, the triode conducting, hummer, triode T1 forms the loop, and hummer is sounded, the cue circuit conducting.If service interruption, X1 then, X2 is not communicated with, and the D1 lamp does not work, and because transistor collector and emitter no-voltage, triode is not communicated with, and hummer is loud.
Shown in Figure 4, the floor light module in the described housing mainly is composed in series by the LED lamp D9 and the electric light pushbutton switch SW that are arranged on the housing; The self-powered conduct input after voltage stabilizing of equipment, after we press interrupteur SW, circuit communication, D9 is luminous for the LED lamp, and when our trip switch, circuit disconnects, and the D9 lamp goes out.
Shown in Figure 5, described nearly electric early warning module comprises that one connects the near electric early warning switch S and the electromagnetic induction device that is serially connected on the power switch loop of power supply, the two ends of described electromagnetic induction device have picked out a voltage sense circuit, be connected in the input end of PLD device in this voltage induced loop behind the connection mu balanced circuit, be connected with the hummer of warning usefulness at the output terminal of PLD device; Also be provided with the combined resistance R3-R7 that can regulate early warning sensitivity in the power switch loop of described electromagnetic induction device serial connection, and as nearly piezoelectric voltage grade gear.
Alarming in short range of electric power module described in the utility model is used electromagnetic induction principle, nearly electric early warning switch S is power switch, power supply as trigger, when the close charging equipment of instrument, induction installation is sensed certain voltage, after voltage stabilizing, input signal as the PLD device, thereby 6,8 ports that trigger Q2 produce voltage difference, and hummer gives the alarm.Resistance R 3 ~ R7 and switch can be regulated the sensitivity of early warning as the gear of early warning voltage.
Method of operating of the present utility model is:
Phase sequence detects---will yellowish green red three p-wire plungers corresponding the insertion in 6 respectively, another termination electric energy meter A, B, C three-phase voltage, L1, L2 in 2, L3 lamp be bright then to represent the voltage connection, the bright negative phase sequence that then represents of L lamp in 8, the bright positive phase sequence that then represents of R lamp.
Current switching detects---and red green two detection line plungers are inserted in 1, and the other end connects respectively the two ends of current return, if connection, then 3 is bright, and if the hummer prompting of sounding is obstructed, then reactionless.
Floor light---pin button 5, then lamp 7 is bright.
Nearly electricity prompting---transfer to the ON shelves with 9, transfer to the 110-380V shelves with 4, near charging equipment, instrument can send the prompting of " electricity is arranged, and Danger! Keep Away " with the electric power detector.
Claims (6)
1. multifunction power detector, it includes a detector housing, is integrated with the phase sequence detection module in the housing, current switching detection module, floor light module and nearly electric early warning module; It is characterized in that on housing, being respectively arranged with corresponding to above-mentioned module: voltage phase sequence detection socket and voltage break-make pilot lamp, voltage phase sequence pilot lamp, current switching detects socket and current switching pilot lamp, nearly electric early warning switch and nearly piezoelectric voltage grade gear, electric light and electric light pushbutton switch.
2. multifunction power detector according to claim 1, it is characterized in that the voltage phase sequence detection socket on the described housing comprises three sockets that can meet respectively electric energy meter three-phase voltage A, B, C, described voltage break-make pilot lamp comprises lamp L1, L2, the L3 that three expression voltages are connected, described voltage phase sequence pilot lamp comprises the L lamp of an expression negative phase sequence, the R lamp of another kind of expression positive phase sequence.
3. multifunction power detector according to claim 1 and 2, it is characterized in that the interior phase sequence detection module of described housing is mainly by resistor, voltage stabilizing diode, capacitor and light emitting diode, the circuit of testing the phase sequence that trigger forms consists of, three-phase input voltage A, B, the C three-phase circuit is serially connected with respectively a light emitting diode L1, L2, L3, the A of wherein said input, the B quarter-phase circuit is respectively by step-down, rectification and amplitude limiter circuit, and behind shaping circuit, connect two triggers, A phase signals wherein is as the clock signal of the first trigger, B is as the clock signal of the second trigger, and A is ahead of the B phase mutually when voltage phase sequence is positive phase sequence, the first trigger output high level, wherein the lamp R of a positive phase sequence is bright, is shown as positive phase sequence; If B is ahead of the A phase mutually, then the second trigger is exported high level, and wherein a negative phase sequence lamp L is bright.
4. multifunction power detector according to claim 1 and 2, it is characterized in that the current switching detection module in the described housing, it comprises that two current switchings that are arranged on the housing detect socket X1, X2 and a current switching pilot lamp D1, described current switching pilot lamp D1 and two current switchings detect socket X1, X2, and two resistance R 1, R22 forms the loop, but and in this loop, be connected with the triode of conducting, a hummer is connected to the upper loop that forms of triode T1.
5. multifunction power detector according to claim 1 and 2 is characterized in that the floor light module in the described housing mainly is composed in series by the LED lamp D9 and the electric light pushbutton switch SW that are arranged on the housing; Described nearly electric early warning module comprises that one connects the near electric early warning switch S and the electromagnetic induction device that is serially connected on the power switch loop of power supply, the two ends of described electromagnetic induction device have picked out a voltage sense circuit, be connected in the input end of PLD device in this voltage induced loop behind the connection mu balanced circuit, be connected with the hummer of warning usefulness at the output terminal of PLD device.
6. multifunction power detector according to claim 5 is characterized in that also being provided with the combined resistance that can regulate early warning sensitivity in the power switch loop of electromagnetic induction device serial connection, and as nearly piezoelectric voltage grade gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205543693U CN202870231U (en) | 2012-10-26 | 2012-10-26 | Multifunctional electric power detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205543693U CN202870231U (en) | 2012-10-26 | 2012-10-26 | Multifunctional electric power detector |
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| Publication Number | Publication Date |
|---|---|
| CN202870231U true CN202870231U (en) | 2013-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012205543693U Expired - Fee Related CN202870231U (en) | 2012-10-26 | 2012-10-26 | Multifunctional electric power detector |
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| CN (1) | CN202870231U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108459224A (en) * | 2018-04-10 | 2018-08-28 | 苏州琅润达检测科技有限公司 | A kind of three-phase power detector easy to use |
-
2012
- 2012-10-26 CN CN2012205543693U patent/CN202870231U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108459224A (en) * | 2018-04-10 | 2018-08-28 | 苏州琅润达检测科技有限公司 | A kind of three-phase power detector easy to use |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: STATE GRID CORPORATION OF CHINA HAIYAN NANYUAN ELE Free format text: FORMER OWNER: STATE GRID CORPORATION OF CHINA Effective date: 20140804 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20140804 Address after: 314300, No. 98, 100 foot Road, Haiyan County, Zhejiang, Jiaxing Patentee after: Haiyan County Power Supply Bureau Patentee after: State Grid Corporation of China Patentee after: Haiyan South original Electric Power Engineering Co Ltd Address before: 314300, No. 98, 100 foot Road, Haiyan County, Zhejiang, Jiaxing Patentee before: Haiyan County Power Supply Bureau Patentee before: State Grid Corporation of China |
|
| 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: 20130410 Termination date: 20201026 |