CN107069659A - A kind of new earth leakage protective device - Google Patents
A kind of new earth leakage protective device Download PDFInfo
- Publication number
- CN107069659A CN107069659A CN201710216510.6A CN201710216510A CN107069659A CN 107069659 A CN107069659 A CN 107069659A CN 201710216510 A CN201710216510 A CN 201710216510A CN 107069659 A CN107069659 A CN 107069659A
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- Prior art keywords
- signal
- fault
- earth leakage
- leakage protective
- module
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/26—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents
- H02H3/32—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
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- Emergency Protection Circuit Devices (AREA)
Abstract
The invention discloses a kind of new earth leakage protective device; described new type electric leakageproof device includes fault-signal and starts emitter and fault-signal reception movement device, and described fault-signal starts emitter and includes fault initiating device, fault-signal emitter；Described fault-signal receives movement device and includes fault-signal reception device, fault actions device; described fault initiating device is arranged on one piece of circuit board altogether with fault-signal emitter; and be fixed on by protection domain place, described fault-signal reception device is arranged in earth leakage protective device altogether with fault actions device.The new earth leakage protective device of the present invention has protection domain wide, and defencive function is more, when failure occurs, and can safe, promptly cut off the electricity supply, and can preferably play the purpose of the protection person and equipment.
Description
Technical field
The present invention relates to a kind of earth leakage protective device, particularly a kind of new earth leakage protective device.
Background technology
The earth leakage protective device function of installing application at present is simpler, typically just thinks when electrical equipment has leaky,
The effect for automatically cutting off power supply can just be played.When fire and other failures occur within doors for user, easily cause wire short-circuiting, it is former
Earth leakage protective device can not cut off failure in time, further expand conflagration area or trigger other security incidents.
The content of the invention
It is an object of the invention to overcome in place of the deficiencies in the prior art there is provided a kind of in original earth leakage protective device function
On the basis of, increase when fire or other accident occur for the region where electrical equipment, earth leakage protective device can also be moved rapidly in advance
Make, quick timely automated cut-out incident area power supply reaches that a kind of new pattern creepage of more comprehensively protection personnel and equipment safety is protected
Protection unit.
A kind of new earth leakage protective device, described new type electric leakageproof device includes fault-signal and starts emitter
Movement device is received with fault-signal, described fault-signal starts emitter and includes fault initiating device, fault-signal
Emitter；Described fault-signal receives movement device and includes fault-signal reception device, fault actions device, described
Fault initiating device is arranged on one piece of circuit board altogether with fault-signal emitter, and is fixed on by protection domain place, institute
The fault-signal reception device stated is arranged in earth leakage protective device altogether with fault actions device, fault initiating device transmission failure letter
Cease and give fault-signal emitter, and by failure emitter launching failure information, fault-signal reception device receives failure letter
The fault message of number emitter transmitting, and send fault message to fault actions device, trigger described device action.
Described fault initiating device includes sensor, signal processing module, signal output module relay.Described
Fault-signal emitter includes startup emitter relay tip, signal emission module, output transmission signal transmitting tube.
Described fault-signal reception device includes wireless receiving module, signal processing module, single chip control module, signal output
Module relay.Described fault actions device include start the action of earth leakage protective device trip coil relay tip,
Earth leakage protective device trip coil, earth leakage protective device action contact.
Described signal processing module includes the resistance of sensor and periphery connection circuit test button and series winding, sensing
The a ends of device are connected by resistance R4 with power supply, and b ends are ground terminals, and c ends are connected with 15 pin signal input parts of signal processing module,
Also include periphery connection circuit crystal oscillator B and the resistance R6 and electric capacity C3 that are connected, the resistance R2 and C1 of partial pressure be connected with power supply,
Meanwhile, fault-signal exports enabling signal output module relay K1 after being handled by processing module through 5 pin.
Described signal emission module include start emitter relay tip K1J and and the testing button E that connects, with
Power input is connected.The failure that signal emission module peripheral circuit also includes crystal oscillating circuit and exported by 17 pin launches letter
Number, meanwhile, failure transmission signal is input to transmitting tube 1RED transmitting tubes after amplifying through transistor T1, T2, is sent out by transmitting tube 1RED
Penetrate pipe output wireless device fault-signal.
Described signal receiving circuit module includes the fault-signal exported from the pin of 315M wireless receiving modules 4 and is connected to
14 pin of signal processing module, signal is connected to single-chip microcomputer 2051 after processing from signal processing module PT2272 17 pin output
Control module P1.7 pin, are exported through the control module P3.7 pin of single-chip microcomputer 2051, and enabling signal exports mould after transistor T amplifications
Block relay K2 is acted.
Described fault-signal action receiving circuit includes the package unit of former earth leakage protective device and starts earth leakage protective
The relay tip K2J of device trip coil action, relay tip K2J are in parallel with the test button in former earth leakage protective device.
In summary, present invention advantage following compared with prior art：
The new earth leakage protective device of the present invention has protection domain wide, and defencive function is more, when failure occurs, can be safe, fast
Cut off the electricity supply fastly, can preferably play the purpose of the protection person and equipment.
Brief description of the drawings
Fig. 1 is the theory structure block diagram of the present invention.
Fig. 2 is fault-signal start-up circuit schematic diagram of the present invention.
Fig. 3 is fault-signal emission principle figure of the present invention
Fig. 4 is fault-signal record principle figure of the present invention
Fig. 5 is fault-signal schematic diagram of movements of the present invention
Label declaration：1. fault initiating device, 2. fault-signal emitters, 3. fault-signal reception devices, 4. fault actions
Device, 5. sensor UD-02,6. signal processing module MC14467 circuits, 7. signal output module relay K1,8. K1 after
Electrical equipment contact K1J, 9. signal emission module PT2262,10. output transmission signal 1RED transmitting tubes, 11. 315M wireless receivings
Module, 12. signal processing module PT2272, the control module of 13. single-chip microcomputer 2051,14. signal output module relay K2,
15.K2 relay tips K2J, 16. earth leakage protective device trip coil L, 17. earth leakage protective devices action contact QS.
Embodiment
The present invention is described in more detail with reference to embodiment.
Embodiment 1
A kind of new earth leakage protective device, described new type electric leakageproof device includes fault-signal and starts emitter and event
Hinder signal and receive movement device.Described fault-signal starts emitter and includes fault initiating device 1, fault-signal transmitting
Device 2；Described fault-signal receives movement device and includes fault-signal reception device 3, fault actions device 4.Described
Fault initiating device includes UD-02 sensors 5, signal processing module MC14467 circuits 6, signal output module K1 relays
7；Described fault-signal emitter includes startup emitter K1J relay tips 8, signal emission module PT2262 electricity
Road 9, output transmission signal 1RED transmitting tubes 10；Described fault-signal reception device include 315M wireless receiving modules 11,
Signal processing module PT2272 circuits 12, the control module 13 of single-chip microcomputer 2051, signal output module K2 relays 14；Described event
Barrier movement device includes the relay tip K2J circuits 15 for starting the action of earth leakage protective device trip coil, earth leakage protective device
Trip coil L circuits 16, earth leakage protective device action contact QS circuits 17.Described fault initiating device is launched with fault-signal
Device is arranged on one piece of circuit board altogether, and is fixed on by protection domain place.Described fault-signal reception device and failure
Movement device is arranged in earth leakage protective device altogether.
Described signal processing module MC14467 Fig. 2 circuits include sensor UD-02 and periphery connection circuit test by
Button E and series winding resistance R3, sensor UD-02 a ends are connected by resistance R4 with power supply, and b ends are at ground terminal, c ends and signal
The 15 pin signal input parts for managing module MC14467 are connected.Also include the periphery connection circuit crystal oscillator B and resistance R6 that is connected and
Electric capacity C3, the resistance R2 and C1 of partial pressure are connected with power supply.Meanwhile, fault-signal by processing module MC14467 handle after through 5 pin
Export enabling signal output module relay K1.
Described signal emission module PT2262 Fig. 3 circuits include startup emitter relay tip K1J and and connect
Testing button E, connected with power input.Signal emission module PT2262 peripheral circuits also include crystal oscillator ROSC circuits and logical
The failure transmission signal of 17 pin output is crossed, meanwhile, failure transmission signal is input to transmitting tube 1RED after amplifying through transistor T1, T2
Transmitting tube, wireless device fault-signal is exported by transmitting tube 1RED transmitting tubes.
Described signal receiving circuit module PT2272 Fig. 4 circuits include what is exported from the pin of 315M wireless receiving modules 4
Fault-signal is connected to 14 pin of signal processing module PT2272 circuits, and signal is after processing from signal processing module PT2272 electricity
The 17 pin output on road is connected to the control module P1.7 pin of single-chip microcomputer 2051, is exported through the control module P3.7 pin of single-chip microcomputer 2051, and
Enabling signal output module relay K2 is acted after amplifying through transistor T.
Described fault-signal action reception Fig. 5 circuits, which include the package unit of former earth leakage protective device and start electric leakage, to be protected
Protect the relay tip K2J of device trip coil action.Test button in relay tip K2J and former earth leakage protective device is simultaneously
Connection.
Described new earth leakage protective device, when the sensor UD-02 in fault-signal start-up circuit Fig. 2 senses guarantor
When being broken down in the range of shield and reaching the threshold values of setting, sensor UD-02 C-terminal exports fault-signal to signal processing module
15 pin signal input parts of MC14467 circuits, after amplifying through signal transacting, 5 pin from signal processing module MC14467 circuits are defeated
Go out signal and the enabling signal output module K1 actuatings of relay.
Enabling signal output module relay in described new earth leakage protective device fault-signal start-up circuit Fig. 2
After device K1 actions, the startup emitter K1 relay K1J junction closures in fault-signal radiating circuit Fig. 3 launch signal
The 17 pin output failure pulse signal of module PT2262 circuits, fault-signal launches defeated from 1RED transmitting tubes after amplifying through transistor
Go out.
When the fault-signal in described new earth leakage protective device fault-signal radiating circuit Fig. 3 is from 1RED transmitting tubes
Transmitting is exported and after being wirelessly transferred, and is received by the antenna in signal receiving circuit Fig. 4 and is input to 315M wireless receiving moulds
5 pin of block, handled through 315M wireless receiving modules after export fault-signal from 4 pin, then be input to signal processing module PT2272
14 pin of circuit and then from 10 to 17 pin digital pulse signal is exported after signal processing module PT2272 processing of circuit, it is then defeated
Enter to the corresponding P1.3 of the signal control module of single-chip microcomputer 2051 to P1.7 pin, the P3.7 pin through the signal control module of single-chip microcomputer 2051
Enabling signal output module relay K2 after failure control signal to transistor T amplifications is exported to act.
Signal output module relay K2 in described new earth leakage protective device fault-signal receiving circuit Fig. 4
After action, the K2 relay tips K2J closures in fault-signal actuating circuit Fig. 5 start earth leakage protective device trip coil L and moved
Make, after earth leakage protective device trip coil L is acted, earth leakage protective device is acted the action of QS contacts, the power supply of fault coverage
Automatic excision.
The not described part of the present embodiment is same as the prior art.
Claims (9)
1. a kind of new earth leakage protective device, it is characterised in that：Described new type electric leakageproof device is opened including fault-signal
Dynamic emitter and fault-signal receive movement device, and described fault-signal starts emitter and includes fault initiating dress
Put, fault-signal emitter；Described fault-signal receives movement device and includes fault-signal reception device, fault actions
Device, described fault initiating device is arranged on one piece of circuit board altogether with fault-signal emitter, and is fixed on and is protected
Scope place, described fault-signal reception device is arranged in earth leakage protective device altogether with fault actions device, fault initiating dress
Put transmission fault message and give fault-signal emitter, and by failure emitter launching failure information, fault-signal receives dress
The fault message for receiving the transmitting of fault-signal emitter is put, and sends fault message to fault actions device, triggers described
Device action.
2. according to claim 1 new earth leakage protective device claimed, it is characterised in that：Described fault initiating dress
Put and include sensor, signal processing module, signal output module relay.
3. according to claim 1 new earth leakage protective device claimed, it is characterised in that：Described fault-signal hair
Injection device includes startup emitter relay tip, signal emission module, output transmission signal transmitting tube.
4. according to claim 1 new earth leakage protective device claimed, it is characterised in that：Described fault-signal connects
Receiving apparatus includes wireless receiving module, signal processing module, single chip control module, signal output module relay.
5. according to claim 1 new earth leakage protective device claimed, it is characterised in that：Described fault actions dress
Put and include the relay tip for starting the action of earth leakage protective device trip coil, earth leakage protective device trip coil, electric leakage guarantor
Protect device action contact.
6. the new type electric leakageproof device according to claim 1 to 5 any one, it is characterised in that：At described signal
Reason module includes the resistance of sensor and periphery connection circuit test button and series winding, a ends of sensor by resistance R4 with
Power supply is connected, and b ends are ground terminals, and c ends are connected with 15 pin signal input parts of signal processing module, also includes periphery connection circuit
The crystal oscillator B and resistance R6 and electric capacity C3 being connected, the resistance R2 and C1 of partial pressure are connected with power supply, meanwhile, fault-signal passes through place
Manage after resume module through 5 pin output enabling signal output module relay K1.
7. new type electric leakageproof device according to claim 6, it is characterised in that：Described signal emission module includes
Start emitter relay tip K1J and and the testing button E that connects, connected with power input,
Signal emission module peripheral circuit also includes crystal oscillating circuit and the failure transmission signal exported by 17 pin, meanwhile, failure
Transmission signal is input to transmitting tube 1RED transmitting tubes after amplifying through transistor T1, T2, exports wireless by transmitting tube 1RED transmitting tubes
Plant failure signal.
8. new type electric leakageproof device according to claim 7, it is characterised in that：Described signal receiving circuit module bag
14 pin that the fault-signal exported from the pin of 315M wireless receiving modules 4 is connected to signal processing module are included, signal is after processing
The control module P1.7 pin of single-chip microcomputer 2051 are connected to from signal processing module PT2272 17 pin output, are controlled through single-chip microcomputer 2051
Module P3.7 pin are exported, and enabling signal output module relay K2 is acted after transistor T amplifications.
9. new type electric leakageproof device according to claim 8, it is characterised in that：Described fault-signal action receives electricity
Road includes the package unit of former earth leakage protective device and starts the relay tip K2J of earth leakage protective device trip coil action,
Relay tip K2J is in parallel with the test button in former earth leakage protective device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710216510.6A CN107069659B (en) | 2017-04-05 | 2017-04-05 | A kind of earth leakage protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710216510.6A CN107069659B (en) | 2017-04-05 | 2017-04-05 | A kind of earth leakage protective device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107069659A true CN107069659A (en) | 2017-08-18 |
| CN107069659B CN107069659B (en) | 2019-11-22 |
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ID=59602591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710216510.6A Active CN107069659B (en) | 2017-04-05 | 2017-04-05 | A kind of earth leakage protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107069659B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102623947A (en) * | 2012-03-29 | 2012-08-01 | 临安亿安电力电子科技有限公司 | Leakage protector with phase line switching function |
-
2017
- 2017-04-05 CN CN201710216510.6A patent/CN107069659B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102623947A (en) * | 2012-03-29 | 2012-08-01 | 临安亿安电力电子科技有限公司 | Leakage protector with phase line switching function |
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| Publication number | Publication date |
|---|---|
| CN107069659B (en) | 2019-11-22 |
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