CN203672959U - 10kv and below power line switch operation safety prompting device - Google Patents
10kv and below power line switch operation safety prompting device Download PDFInfo
- Publication number
- CN203672959U CN203672959U CN201320732502.4U CN201320732502U CN203672959U CN 203672959 U CN203672959 U CN 203672959U CN 201320732502 U CN201320732502 U CN 201320732502U CN 203672959 U CN203672959 U CN 203672959U
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Abstract
The utility model provides a 10kv and below power line switch operation safety prompting device comprising a signal emission part and a signal receiving part. A part of the signal emission part is disposed in a suspension housing, which is provided with a lead through hole. The bottom part of the suspension housing is provided with a hole, in which is disposed a luminescent device. The signal receiving part is provided with a receiving module, which is connected with a display module by a decoding module. By improving the conventional devices, the 10kv and below power line switch operation safety prompting device is advantageous in that the wireless detection of the lead current of a plurality of switches of the multi-phase circuit can be carried out by adjusting the emitting frequency and the receiving frequency, and therefore the monitoring can be guaranteed, and the operators can grasp the load current conditions of the branch lines accurately, and the timely processing and the timely operation can be carried out.
Description
Technical field
The utility model relates to power circuit safety reminding device, is specifically related to a kind of 10KV and following power circuit switch operation safety reminding device.
Background technology
In electric power operation, for guaranteeing the security of power circuit switch operation, outdoor three disconnecting link drawing 10KV and following load current can not exceed 15A.In power industry; often can run into transfer 10KV line load and carry out the situation of circuit switch operation; for guaranteeing job safety and judging fast the size of load current; applicant had had once researched and developed a 10KV and following power circuit switch operation safety reminding device (notification number: CN202057718 U, the day for announcing: on November 30th, 2011), and this device can detect the size of electric current on wire well automatically.But the position of installing because 10KV circuit disconnecting link is general is all higher, when particularly light is strong by day, whether shinnyly often do not see on device light emitting diode D1, D2, thereby, practical application gets up to still have incomplete place, so, imperative to its improvement.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of 10KV and following power circuit switch operation safety reminding device that load current size on power circuit can be detected easily and quickly by wireless transmission.
For solving the problems of the technologies described above, technical solution adopted in the utility model is that this 10KV and following power circuit switch operation safety reminding device comprise signal emission part and signal receive section, described signal emission part is arranged in a suspension housing, hang on housing and establish wire perforation, in establish the bottom that hangs housing, have the hole of luminescent device; Described signal receive section is to establish receiver module in a housing, and receiver module is connected with display module by decoder module, establishes display screen on housing.
Described signal emission part is the primary coil that is wound around transformer on wire, and the secondary coil of transformer connects rectification circuit, and rectification circuit is connected with display circuit by voltage stabilizing Circuit tuning, and display circuit is connected with transmitter module by coding module.
Described voltage stabilizing Circuit tuning is to connect adjustable resistance R6 at the earth terminal of voltage stabilizing chip, between the voltage output end of voltage stabilizing chip and earth terminal, be connected with resistance R 5, voltage stabilizing Circuit tuning output end voltage forms loop through resistance R 2 and adjustable resistance R1, the input end of voltage stabilizing Circuit tuning is connected with rectification circuit output end, and its output terminal is connected with display circuit input end.
Described display circuit refers to that resistance R 3 and the series circuit of light emitting diode D1 composition compose in parallel with resistance R 4 and the series circuit of light emitting diode D2 composition again, the input end of display circuit is connected with the output terminal of voltage stabilizing Circuit tuning, and the output terminal of display circuit is connected with coding module.
Described light emitting diode D1 and light emitting diode D2 are placed in respectively and hang in the set hole of housing bottom.
The utility model adopts designed 10KV and the following power circuit switch operation safety reminding device of technique scheme, by existing device is improved, voltage stabilizing Circuit tuning in original suspension housing is connected transmitter module through resistance R 2 with R1, simultaneously supporting have a signal receiving device, can show whether the electric current of surveyed wire exceedes 15A by signal receiving device.The frequency that the utility model can be launched by adjusting, receive is carried out respectively radio detection to the current in wire at the multiple disconnecting links place on polyphase circuit, thereby guarantee that monitoring, operating personnel accurately grasp the load current situation of branched line, to process timely and operate.
Brief description of the drawings
Fig. 1 represents that the utility model hangs the structural representation of housing;
Fig. 2 represents the circuit principle structure schematic diagram of the utility model signal emission part;
Fig. 3 represents the structural principle block diagram of the utility model signal receive section.
Embodiment
Below in conjunction with accompanying drawing, the structure of the utility model 10KV and following power circuit switch operation safety reminding device is illustrated.
Referring to Fig. 1 to Fig. 3, the structure of the utility model 10KV and following power circuit switch operation safety reminding device comprises signal emission part and signal receive section, wherein, signal emission part is arranged in a suspension housing 10, hang on housing 10 and establish wire perforation 8, in establish the bottom that hangs housing 10, have the hole 9 of luminescent device.Signal emission part is the primary coil 1 that is wound around transformer 2 on wire 4, and the secondary coil of transformer connects rectification circuit 3, and rectification circuit 3 is connected with display circuit 7 by voltage stabilizing Circuit tuning 6, and display circuit 7 is connected with transmitter module by coding module.Voltage stabilizing Circuit tuning 6 is to connect adjustable resistance R6 at the earth terminal of voltage stabilizing chip 5, between the voltage output end of voltage stabilizing chip 5 and earth terminal, be connected with resistance R 5, voltage stabilizing Circuit tuning 6 output end voltages form loop through resistance R 2 and adjustable resistance R1, the input end of voltage stabilizing Circuit tuning is connected with rectification circuit output end, and its output terminal is connected with display circuit input end.Display circuit 7 refers to that resistance R 3 and the series circuit of light emitting diode D1 composition compose in parallel with resistance R 4 and the series circuit of light emitting diode D2 composition again, the input end of display circuit is connected with the output terminal of voltage stabilizing Circuit tuning, and the output terminal of display circuit is connected with coding module.In circuit, capacitor C 1 and C2 strobe.Light emitting diode D1 and light emitting diode D2 are placed in respectively and hang in the set hole 9 of housing bottom, are beneficial to workmen and observe.The utility model signal receive section is to establish receiver module in a housing (not shown), and receiver module is connected with display module by decoder module, establishes display screen on housing.
The utility model in use, electrical lead 4 is through wire perforation 8, electric current on wire 4 produces induced potential on coil, carry out voltage transitions and rectification circuit 3 by transformer 2, the adjustment of voltage stabilizing Circuit tuning 6, in the time that the line current of 10KV exceedes 15A, light emitting diode D1, D2 is shinny, voltage stabilizing Circuit tuning output end voltage is through resistance R 2, adjustable resistance R1 forms loop, at R1, the tie point of R2 accesses the transmitter module of this device, by adjusting adjustable resistance R1, send wireless signal by transmitter module antenna, the antenna of receiving trap connects receiver module, receiver module is received after signal, start driver module circuit, make the light emitting diode D of receiving end shinny, can carry out safety instruction to the electricity operator to on-the-spot.
The utility model can be arranged on the multi-phase circuit of power circuit, only transmitting, receive frequency value need to be regulated and staggers.In single line load current figure, increased a set of coding-decoding circuit (transmitting in the past adopting, the interference that receive frequency value is subject to highfield in practical application easily produce frequency drift), display module shows single line load current.Each branch switch current data of different circuits is carried out the display window that different encoding and decoding program unifications reaches Control Room and is formed a prompt system, so that monitoring, operating personnel grasp accurately branched line load current situation and process timely and operate.
Claims (5)
1. a 10KV and following power circuit switch operation safety reminding device, comprise signal emission part and signal receive section, it is characterized in that described signal emission part is arranged in a suspension housing, hang on housing and establish wire perforation, in establish the bottom that hangs housing, have the hole of luminescent device; Described signal receive section is to establish receiver module in a housing, and receiver module is connected with display module by decoder module, establishes display screen on housing.
2. 10KV according to claim 1 and following power circuit switch operation safety reminding device, it is characterized in that described signal emission part is the primary coil that is wound around transformer on wire, the secondary coil of transformer connects rectification circuit, rectification circuit is connected with display circuit by voltage stabilizing Circuit tuning, and display circuit is connected with transmitter module by coding module.
3. 10KV according to claim 2 and following power circuit switch operation safety reminding device, it is characterized in that described voltage stabilizing Circuit tuning is to connect adjustable resistance R6 at the earth terminal of voltage stabilizing chip, between the voltage output end of voltage stabilizing chip and earth terminal, be connected with resistance R 5, voltage stabilizing Circuit tuning output end voltage forms loop through resistance R 2 and adjustable resistance R1, the input end of voltage stabilizing Circuit tuning is connected with rectification circuit output end, and its output terminal is connected with display circuit input end.
4. 10KV according to claim 2 and following power circuit switch operation safety reminding device, it is characterized in that described display circuit refers to that resistance R 3 and the series circuit of light emitting diode D1 composition compose in parallel with resistance R 4 and the series circuit of light emitting diode D2 composition again, the input end of display circuit is connected with the output terminal of voltage stabilizing Circuit tuning, and the output terminal of display circuit is connected with coding module.
5. 10KV according to claim 4 and following power circuit switch operation safety reminding device, is characterized in that described light emitting diode D1 and light emitting diode D2 are placed in respectively in the set hole of suspension housing bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320732502.4U CN203672959U (en) | 2013-11-20 | 2013-11-20 | 10kv and below power line switch operation safety prompting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320732502.4U CN203672959U (en) | 2013-11-20 | 2013-11-20 | 10kv and below power line switch operation safety prompting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203672959U true CN203672959U (en) | 2014-06-25 |
Family
ID=50969237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320732502.4U Expired - Fee Related CN203672959U (en) | 2013-11-20 | 2013-11-20 | 10kv and below power line switch operation safety prompting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203672959U (en) |
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2013
- 2013-11-20 CN CN201320732502.4U patent/CN203672959U/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 |
Granted publication date: 20140625 Termination date: 20151120 |
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| EXPY | Termination of patent right or utility model |