CN203119436U - Power restoration device controlling reclosure of low-voltage switch in voltage loss - Google Patents
Power restoration device controlling reclosure of low-voltage switch in voltage loss Download PDFInfo
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- CN203119436U CN203119436U CN 201220715052 CN201220715052U CN203119436U CN 203119436 U CN203119436 U CN 203119436U CN 201220715052 CN201220715052 CN 201220715052 CN 201220715052 U CN201220715052 U CN 201220715052U CN 203119436 U CN203119436 U CN 203119436U
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- 230000006837 decompression Effects 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 10
- 230000005611 electricity Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- 238000011084 recovery Methods 0.000 description 1
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Abstract
The utility model relates to a control device and especially relates to a power restoration device controlling reclosure of a low-voltage switch in voltage loss. The power restoration device controlling reclosure of a low-voltage switch in voltage loss includes a housing. A single-chip microprocessor is arranged in the housing. The single-chip microprocessor is connected with a bus voltage input signal module, a control press key input module, a DI module, a display module and a relay output module. The control press key input module is connected with a press key arranged on the front face of the housing. The display module is connected with an LCD display screen on the front face of the housing. The press key is arranged below the LCD display screen. The back face of the housing is provided with a wiring terminal. The wiring terminal is corresponding to the bus voltage input signal module, the DI module and the relay output module. According to the utility model, the reclosure is realized through detecting a reclosure controller power source, the voltage loss of bus voltage input signals and a switching-off state of the controlled low-voltage switch and the automatic reclosure control can be realized through setting a delay time, so that the labor strength of workers is reduced and the power supply reliability is improved.
Description
Technical field
The utility model relates to a kind of control device, particularly a kind of low tension switch decompression reclosing control power transmission device.
Background technology
Because the safety problem of electrical network, transformer all require when dropping into its with load disconnect, therefore the low-voltage side outlet switch all has power supply dead electricity tripping function, as long as low-voltage bus bar instantaneous loss of pressure, all go out wiretap and all disconnect, when inlet wire breaks down successful reclosing, the low pressure outlet of system all disconnects owing to the circuit instantaneous loss of pressure, when restoring electricity, need each switchgear house of staff, every outlet is sent one by one, the local back full recovery power supply that once has a power failure approximately needs to consume and reaches 2-3 hour time, in the labour intensity that has increased the staff, prolonged interruption duration, reduced power supply reliability.
The utility model content
According to above the deficiencies in the prior art, the technical problems to be solved in the utility model is: provide a kind of above-mentioned defective that overcomes, the low tension switch decompression reclosing control power transmission device that working strength is low, interruption duration is short, reliability is high.
The technical scheme that its technical problem that solves the utility model adopts is:
Described low tension switch decompression reclosing control power transmission device, comprise casing, casing inside arranges single-chip microcomputer, single-chip microcomputer connection bus voltage input signal module, control keyboard input module, DI module, display module and relay output module, described control keyboard input module is connected with the button that is arranged on the casing front, display module connects the LCD display in casing front, button is arranged on below the LCD display, the casing back side is provided with binding post, and binding post is corresponding with busbar voltage input signal module, DI module and relay output module.
Described casing adopts plastic casing, and is in light weight, cost is low, good insulating, adopts single-chip microcomputer, and economy height, antijamming capability are strong, fast operation, few, the function diversification of pad; 2 switch input variable DI are set can real time monitoring handcart position and circuit-breaker status, can show running status, handcart position and circuit-breaker status in real time by LCD, various instrument parameters can also be set, and power down can not lost yet, and higher reliability, fail safe and practicality are arranged; Low tension switch decompression reclosing controller has time-delay and overlaps function, and delay time can be set by enough buttons, and shows by the LCD screen.
Described binding post U1, U2 and U3 are respectively by being connected A phase voltage L1 line behind the fuse, B phase voltage L2 line and C phase voltage L3 line, binding post UN connects the N line, binding post N connects the N line, binding post L is by connecting C phase voltage L3 behind the fuse, binding post PE ground connection, binding post DI1 inserts DI common port COM port after connecting circuit breaker, binding post DI2 inserts DI common port COM port after connecting the handcart position, relay output end binding post DOI-1 connects the N line by dropping into/withdrawing from after switch inserts closing coil, and relay output end binding post DOI-2 is by inserting C phase voltage L3 line behind the resistance.After inserting way circuit, after the switchgear house low tension switch decompression, again can reclosing behind the incoming call, reduced staff's labour intensity, shortened interruption duration, improved the reliability of power supply.
Described single-chip microcomputer adopts C8051F340.The C8051F340 device is fully-integrated mixed signal SOC (system on a chip) type MCU, and the speed of service is fast, and debugging is convenient, and cost is low, the construction cycle is short.
Be provided with louvre with inferior surface of machine case above the described casing.The casing top and bottom respectively arrange louvre, and the controller heat is lost when guaranteeing working heat, increases work efficiency, and increases the service life.
Described button has F1, F2, F3 and four buttons of F4.By arrange button to controller enter, withdraw from, be shifted, the input of function such as affirmation.
The beneficial effect that the utility model has is: the control of described low tension switch decompression reclosing send electro-detection method and apparatus housing to adopt plastic casing, and is in light weight, cost is low, good insulating; Single-chip microcomputer adopts C8051F340, the speed of service is fast, debugging is convenient, cost is low, the construction cycle is short, can real time monitoring handcart position and circuit-breaker status by 2 switch input variable DI are set, can show running status, handcart position and circuit-breaker status in real time by LCD, various instrument parameters can also be set, power down can not lost yet, and higher reliability, fail safe and practicality are arranged; The casing top and bottom respectively arrange louvre, and the controller heat is lost when guaranteeing working heat, increases work efficiency, and increases the service life.The utility model can carry out automatic closing control, sets delay time, has reduced staff's labour intensity, has improved the reliability of power supply, has effectively ensured resident's reliable electricity consumption.
Description of drawings
Fig. 1 is structural principle schematic diagram of the present utility model;
Fig. 2 is front view of the present utility model;
Fig. 3 is rearview of the present utility model;
Fig. 4 is circuit connection diagram of the present utility model.
Wherein: 1, casing 2, LCD display 3, button 4, binding post 5, closing coil 6, circuit breaker 7, handcart position 8, drop into/withdraw from switch.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is described further:
As Figure 1-3, low tension switch decompression reclosing control power transmission device, comprise casing 1, casing 1 inside arranges single-chip microcomputer, single-chip microcomputer connection bus voltage input signal module, the control keyboard input module, the DI module, display module and relay output module, described control keyboard input module is corresponding with the button 3 that is arranged on the casing front, display module connects the LCD display 2 in casing front, button 3 is arranged on below the LCD display 2, the casing back side is provided with binding post 4, binding post 4 and busbar voltage input signal module, the DI module is corresponding with relay output module.
As shown in Figure 4, described binding post U1, U2 and U3 are respectively by being connected A phase voltage L1 line behind the fuse, B phase voltage L2 line and C phase voltage L3 line, binding post UN connects the N line, binding post N connects the N line, binding post L is by connecting C phase voltage L3 behind the fuse, binding post PE ground connection, binding post DI1 connects circuit breaker 6 backs and inserts DI common port COM port, binding post DI2 connects 7 backs, handcart position and inserts DI common port COM port, relay output end binding post DOI-1 connects the N line by dropping into/withdrawing from after switch inserts closing coil 5, and relay output end binding post DOI-2 is by inserting C phase voltage L3 line behind the resistance.
Described single-chip microcomputer adopts C8051F340, is provided with louvre above the casing 1 and below the casing 1, and button 3 has F1, F2, F3 and four buttons of F4.
Operation principle and use:
During use, at first by button F1-F4 combined floodgate delay time, pulse delay time etc. is set, then with the controller place in circuit, controller is directly from low-voltage bus bar power taking source signal, restores electricity or inlet wire when breaking down successful reclosing at bus, controller is by detecting busbar voltage, pick up counting after voltage is normal, behind the arrival setting-up time, and the detection circuit breaker is in open position, handcart is in " work " position, controller output closing pulse signal.If circuit breaker is in " closure " state or handcart when being in " test " " disconnection " position, all do not export the closing pulse model.Controller is no longer exported the closing pulse signal afterwards, detects bus loss of pressure up to next time, restarts timing.Simultaneously, can show combined floodgate delay time, combined floodgate time-delay timing, circuit-breaker status, handcart position, the combined floodgate output state that sets by LCD, realize human-computer dialogue, for guaranteeing Electrical Safety, the switching signal loop must insert and drop into/withdraw from switch, when being in line maintenance, switch need be set at exit status.
Claims (5)
1. a low tension switch decompression reclosing is controlled power transmission device, comprise casing (1), it is characterized in that: casing (1) inside arranges single-chip microcomputer, single-chip microcomputer connection bus voltage input signal module, the control keyboard input module, the DI module, display module and relay output module, described control keyboard input module is connected with the button that is arranged on the casing front (3), display module connects the LCD display (2) in casing front, button (3) is arranged on below the LCD display (2), the casing back side is provided with binding post (4), binding post (4) and busbar voltage input signal module, the DI module is corresponding with relay output module.
2. low tension switch decompression reclosing according to claim 1 is controlled power transmission device, it is characterized in that: described binding post U1, U2 and U3 are respectively by being connected A phase voltage L1 line behind the fuse, B phase voltage L2 line and C phase voltage L3 line, binding post UN connects the N line, binding post N connects the N line, binding post L is by connecting C phase voltage L3 behind the fuse, binding post PE ground connection, binding post DI1 connects circuit breaker (6) back and inserts DI common port COM port, binding post DI2 connects back, handcart position (7) and inserts DI common port COM port, relay output end binding post DOI-1 connects the N line by dropping into/withdrawing from after switch inserts closing coil (5), and relay output end binding post DOI-2 is by inserting C phase voltage L3 line behind the resistance.
3. low tension switch decompression reclosing control power transmission device according to claim 1 is characterized in that: described single-chip microcomputer employing C8051F340.
4. low tension switch decompression reclosing control power transmission device according to claim 1 is characterized in that: be provided with louvre above the described casing (1) and below the casing (1).
5. low tension switch decompression reclosing according to claim 1 is controlled power transmission device, and it is characterized in that: described button (3) has F1, F2, F3 and four buttons of F4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220715052 CN203119436U (en) | 2012-12-21 | 2012-12-21 | Power restoration device controlling reclosure of low-voltage switch in voltage loss |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220715052 CN203119436U (en) | 2012-12-21 | 2012-12-21 | Power restoration device controlling reclosure of low-voltage switch in voltage loss |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203119436U true CN203119436U (en) | 2013-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220715052 Expired - Fee Related CN203119436U (en) | 2012-12-21 | 2012-12-21 | Power restoration device controlling reclosure of low-voltage switch in voltage loss |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203119436U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103066550A (en) * | 2012-12-21 | 2013-04-24 | 山东电力集团公司淄博供电公司 | Method and device of low voltage switch decompression reclosure control power transmission detection |
| CN104659733A (en) * | 2015-01-26 | 2015-05-27 | 国网浙江海盐县供电公司 | Distribution transformer low-voltage air switch device with automobile resetting function and automobile resetting method |
-
2012
- 2012-12-21 CN CN 201220715052 patent/CN203119436U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103066550A (en) * | 2012-12-21 | 2013-04-24 | 山东电力集团公司淄博供电公司 | Method and device of low voltage switch decompression reclosure control power transmission detection |
| CN103066550B (en) * | 2012-12-21 | 2016-04-27 | 国网山东省电力公司淄博供电公司 | Low voltage switch decompression reclosure control power transmission detection method and device |
| CN104659733A (en) * | 2015-01-26 | 2015-05-27 | 国网浙江海盐县供电公司 | Distribution transformer low-voltage air switch device with automobile resetting function and automobile resetting method |
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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: 20130807 Termination date: 20181221 |