CN207218221U - The shunt trip and RCCB of RCCB - Google Patents
The shunt trip and RCCB of RCCB Download PDFInfo
- Publication number
- CN207218221U CN207218221U CN201720965784.0U CN201720965784U CN207218221U CN 207218221 U CN207218221 U CN 207218221U CN 201720965784 U CN201720965784 U CN 201720965784U CN 207218221 U CN207218221 U CN 207218221U
- Authority
- CN
- China
- Prior art keywords
- circuit
- signal
- electric
- shunt trip
- alarm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Emergency Protection Circuit Devices (AREA)
Abstract
The disclosure is to provide the shunt trip and RCCB of a kind of RCCB, and the RCCB includes tripping coil and electric-leakage detection circuit, and the shunt trip includes：Warning circuit, shunted exciter tripping circuit and alarm assemblies, warning circuit are used to receive the electric leakage signal that electric-leakage detection circuit is sent, and send alarm signal to a remote control according to this；Shunted exciter tripping circuit is used to receive the trip signal that remote control is sent, and controls tripping coil to thread off according to this；Alarm assemblies are connected with warning circuit, and warning circuit can control alarm group valency luminous and/or alarm sound when receiving electric leakage signal.
Description
Technical field
This disclosure relates to technical field of electricity, shunt trip and leakage in particular to a kind of RCCB
Electrical circuit breakers.
Background technology
Breaker is a kind of conventional distribution component, for being switched off and on load circuit.Wherein, RCCB is to answer
With relatively broad one kind, energy auto-action opens when RCCB exceedes predetermined value generally as leakage current in circuit
Close, be advantageous to improve the security of circuit.Such as Fig. 1, existing RCCB generally includes the ＇ of trip line 1, detection of electrical leakage electricity
The ＇ of road 2 and zero sequence current mutual inductor 3 ＇, the ＇ of tripping coil 1 are directly connected to the ＇ of electric-leakage detection circuit 2, and all poles of breaker pass through
The ＇ of zero sequence current mutual inductor 3, under normal circumstances, flow in and out the ＇ of zero sequence current mutual inductor 3 current phasor and be zero；When there is leakage
When electricity produces, the ＇ of zero sequence current mutual inductor 3 can export a signal and give the ＇ of electric-leakage detection circuit 2, and the ＇ of electric-leakage detection circuit 2 can be accordingly
Electric leakage signal is generated, can control the ＇ of off-line tripping coil 1 to realize by the electric leakage signal and thread off, make circuitry cuts.
In the prior art, after electric-leakage detection circuit sends electric leakage signal, tripping coil is threaded off immediately, is realized disconnected
Electricity；But in some important occasions, power-off suddenly can cause heavy losses, therefore, it is necessary to whether powering off and judging, according to
The result of judgement decides whether to power off again, in some occasions, even if leaking electricity, can not also power off, in order to avoid caused damage
Greatly.
It should be noted that information is only used for strengthening the reason to the background of the disclosure disclosed in above-mentioned background section
Solution, therefore can include not forming the information to prior art known to persons of ordinary skill in the art.
Utility model content
The purpose of the disclosure is to provide, and then at least overcomes limitation and the defect due to correlation technique to a certain extent
Caused by one or more problem.
According to an aspect of this disclosure, a kind of shunt trip of RCCB, the RCCB includes
Tripping coil and electric-leakage detection circuit, including：
Warning circuit, the electric leakage signal sent for receiving the electric-leakage detection circuit, according to this to a remote control
Send alarm signal；
Shunted exciter tripping circuit, the trip signal sent for receiving the remote control, controls the dropout according to this
Coil is threaded off；
Alarm assemblies, it is connected with the warning circuit, the warning circuit can control when receiving the electric leakage signal
The alarm group valency lights and/or alarm sound.
In a kind of exemplary embodiment of the disclosure, the shunt trip also includes：
Reset switch, it is connected with the warning circuit, for closing the alarm assemblies.
In a kind of exemplary embodiment of the disclosure, the warning circuit has signal input port and signal output part
Mouthful, the signal input port be used for be connected with the electric-leakage detection circuit, the signal output port be used for it is described remotely
Control device connects, and the shunt trip also includes：
Output switch, for control the signal output port whether output signal.
In a kind of exemplary embodiment of the disclosure, the output port includes normally opened contact and/or normally-closed contact.
In a kind of exemplary embodiment of the disclosure, the warning circuit, the shunted exciter tripping circuit and the alarm
Component is on same printed circuit board.
In a kind of exemplary embodiment of the disclosure, the alarm assemblies are LED.
In a kind of exemplary embodiment of the disclosure, the alarm assemblies are buzzer.
In a kind of exemplary embodiment of the disclosure, the alarm assemblies are audible-visual annunciator.
In a kind of exemplary embodiment of the disclosure, the warning circuit has the first power input port, described point
Encouraging trip circuit has a second source input port, and first power input port and the second source input port can be with
Different or same power supply connection.
According to another aspect of the disclosure, there is provided a kind of RCCB, including tripping coil and electric-leakage detection circuit,
Also include：
Shunt trip described in above-mentioned any one, the tripping coil are connected with the shunted exciter tripping circuit, institute
Electric-leakage detection circuit is stated to be connected with the warning circuit.
The shunt trip and RCCB of the disclosure, detection of electrical leakage signal can be sent to remote by warning circuit
Process control unit simultaneously controls alarm assemblies luminous and/or alarm sound, is easy to staff to judge whether needs according to actual conditions
Power-off；Without being powered off immediately after electric leakage, so as to be advantageous to avoid because suddenly power-off and caused by heavy losses；If desired break
Electricity, then to shunted exciter tripping circuit tripping coil can be controlled to realize by the remote control and thread off, remote control can be achieved.
It should be appreciated that the general description and following detailed description of the above are only exemplary and explanatory, not
The disclosure can be limited.
Brief description of the drawings
Accompanying drawing herein is merged in specification and forms the part of this specification, shows the implementation for meeting the disclosure
Example, and be used to together with specification to explain the principle of the disclosure.It should be evident that drawings in the following description are only the disclosure
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 schematically shows the schematic diagram of existing RCCB.
Fig. 2 schematically shows the schematic diagram of the shunt trip of the embodiment of the disclosure one.
Fig. 3 schematically shows the schematic diagram of the RCCB of the embodiment of the disclosure one.
Embodiment
Example embodiment is described more fully with referring now to accompanying drawing.However, example embodiment can be with a variety of shapes
Formula is implemented, and is not understood as limited to example set forth herein；On the contrary, these embodiments are provided so that the disclosure will more
Fully and completely, and by the design of example embodiment comprehensively it is communicated to those skilled in the art.Described feature, knot
Structure or characteristic can be incorporated in one or more embodiments in any suitable manner.In the following description, there is provided permitted
More details fully understand so as to provide to embodiment of the present disclosure.It will be appreciated, however, by one skilled in the art that can
Omitted with putting into practice the technical scheme of the disclosure one or more in the specific detail, or others side can be used
Method, constituent element, device, step etc..In other cases, be not shown in detail or describe known solution a presumptuous guest usurps the role of the host to avoid and
So that each side of the disclosure thickens.
In addition, accompanying drawing is only the schematic illustrations of the disclosure, it is not necessarily drawn to scale.Identical accompanying drawing mark in figure
Note represents same or similar part, thus will omit repetition thereof.Some block diagrams shown in accompanying drawing are work(
Can entity, not necessarily must be corresponding with physically or logically independent entity.These work(can be realized using software form
Energy entity, or these functional entitys are realized in one or more hardware modules or integrated circuit, or at heterogeneous networks and/or place
These functional entitys are realized in reason device device and/or microcontroller device.
A kind of shunt trip of RCCB is provide firstly in this example embodiment, for leakage, breaking
Device, such as Fig. 2 and Fig. 3, the RCCB can include tripping coil 1, electric-leakage detection circuit 2 and zero sequence current mutual inductor device 3,
All poles of the RCCB are all connected to the zero sequence current mutual inductor 3, when being leaked electricity in circuit, as long as the electricity of electric leakage
Stream reaches a pre-set current value, and zero sequence current mutual inductor 3 is an exportable electric leakage signal, and the shunt trip can wrap
Include：
Warning circuit 4, the electric leakage signal sent for receiving electric-leakage detection circuit 2, sent out according to this to a remote control
Send alarm signal；Shunted exciter tripping circuit 5, the trip signal sent for receiving above-mentioned remote control, according to this control are threaded off
Coil 1 is threaded off；Alarm assemblies 6, it is connected with warning circuit 4, warning circuit 4 can control alarm group when receiving electric leakage signal
Part 6 lights and/or alarm sound.
The shunt trip and RCCB of the disclosure, can by warning circuit 4 by detection of electrical leakage signal send to
Remote control unit simultaneously controls alarm assemblies 6 luminous and/or alarm sound, is easy to staff to judge whether need according to actual conditions
Power off；Without being powered off immediately after electric leakage, so as to be advantageous to avoid because suddenly power-off and caused by heavy losses；If desired break
Electricity, then to shunted exciter tripping circuit 5 tripping coil 1 can be controlled to realize by the remote control and threaded off, long-range control can be achieved
System.
Below, each part of the shunt trip in this example embodiment will be further detailed.
In disclosure example embodiment, warning circuit 4 can be used for receiving the electric leakage letter that electric-leakage detection circuit 2 is sent
Number, send alarm signal to a remote control according to this.
Warning circuit 4 can have signal input port 41, the power input port 43 of signal output port 42 and first, can incite somebody to action
Above-mentioned signal input port 41 can be connected with electric-leakage detection circuit 2, and signal output port 42 is connected with remote control；When
When electric-leakage detection circuit 2 detects electric leakage, electric leakage signal, alarm can be exported to warning circuit 4 by the signal input port 41
, can be by signal output port 42 to above-mentioned remote control output alarm signal after circuit 4 detects the electric leakage signal；The
One power input port 43 can be connected with a power supply.Warning circuit 4 can also have other ports, be not limited thereto.This is remote
Process control device can be the devices such as long-range computer.Other compositions of warning circuit 4 refer to prior art, herein no longer
Repeat, above-mentioned electric leakage signal can be received, and send alarm signal according to this.
Above-mentioned signal output port 42 can include normally opened contact or normally-closed contact, can also simultaneously include normally opened contact and
Normally-closed contact, it is not limited thereto.
In disclosure example embodiment, shunted exciter tripping circuit 5 can be used for receiving what above-mentioned remote control was sent
Trip signal, tripping coil 1 is controlled to thread off according to this.
Shunted exciter tripping circuit 5 can have shunt opening input 51, shunt opening output end 52 and second source input 53, the shunt opening
Input 51 can be connected with above-mentioned remote control, and staff can pass through the separation input 51 using remote control
Trip signal is sent to shunted exciter tripping circuit 5；Shunt opening output end 52 can be connected with tripping coil 1, and shunted exciter tripping circuit 5 receives
, can be by shunt opening output end 52 to the output control signal of tripping coil 1, so as to control tripping coil 1 to enter after above-mentioned trip signal
Row trip action, realize and thread off；The power input port 43 of second source input 53 and first can connect with the difference of same power supply
Mouth connection, it can also be connected from different power supplys.Connection shunted exciter tripping circuit 5 can also have other ports, not limit herein
It is fixed.Other compositions of shunted exciter tripping circuit 5 refer to prior art, will not be repeated here, and can receive above-mentioned trip signal, and according to
To send control signal.
In disclosure example embodiment, alarm assemblies 6 can be connected with warning circuit 4, and warning circuit 4 is receiving Lou
During electric signal, alarm assemblies 6 can be controlled luminous and/or alarm sound.
The alarm assemblies 6 can be connected with warning circuit 4, when alarm assemblies 6 receive electric leakage signal, can control alarm group
Part 6 is luminous or sends alarm sound, can also light simultaneously and alarm sound, so as to remind staff to leak electricity；Alarm group
Part 6 can use a variety of devices, such as：LED or buzzer, audible-visual annunciator etc. is can also be, received Lou in alarm assemblies 6
During electric signal, LED can light luminous；Buzzer can send alarm sound；Audible-visual annunciator can light and be simultaneously emitted by alarm sound.
Alarm assemblies 6 can also include LED and buzzer simultaneously, and staff is reminded with sound, light two ways.Certainly, in this public affairs
In the other examples embodiment opened, alarm assemblies 6 can also be other devices, will not enumerate herein.
In disclosure example embodiment, above-mentioned shunt trip can also include：
Reset switch 7, it is connected with warning circuit 4, for closing alarm assemblies 6.
The reset switch 7 is connected with warning circuit 4, and it can use opening for the various structures such as toggle switch or button switch
Close, be not limited thereto.When warning device 6 is luminous and/or during alarm sound, 6 sustainable work of warning device is that is, continual
Luminous and/or alarm sound, until closing warning device 6 by the reset switch 7.
In disclosure example embodiment, above-mentioned shunt trip can also include：
Output switch 8, for control above-mentioned signal output port 42 whether output signal.
Output switch 8 is connected to warning circuit 4, and output switch 8 can also use a variety of knots such as toggle switch or button switch
The switch of structure, by the output switch 8 can control above-mentioned signal output port whether output alarm signal.
In disclosure example embodiment, above-mentioned warning circuit 4 and shunted exciter tripping circuit 5 can be at same printed circuit
On plate, certainly, in the other examples embodiment of the disclosure, warning circuit 4 and shunted exciter tripping circuit 5 can also be respectively at
On different printed circuit boards.
Disclosure example embodiment additionally provides a kind of RCCB, such as Fig. 2, and the RCCB can include de-
Fastening wire circle 1, electric-leakage detection circuit 2 and zero sequence current mutual inductor device 3, the shunt opening described in any of the above-described embodiment can also be included
Trip gear, tripping coil 1 are connected with the shunted exciter tripping circuit 5, and electric-leakage detection circuit 2 is connected with warning circuit 4, zero sequence electricity
Current transformer device 3 is connected with electric-leakage detection circuit 2；
It should be noted that above-mentioned tripping coil 1 can be connected with electric-leakage detection circuit 2 by above-mentioned shunt trip,
And it is not directly coupled.
The operation principle of the RCCB of the disclosure：
When there is electric leakage to produce, 3 exportable signals of zero sequence current mutual inductor are to electric-leakage detection circuit 2, detection of electrical leakage
Circuit 2 can accordingly generate electric leakage signal, and the electric leakage signal is sent into remote control, and staff combines specific feelings
Condition, judge whether to need to power off, can be electric to shunted exciter tripping by the remote control when power-off will not cause heavy losses
Road 5 exports a trip signal, and after the shunted exciter tripping circuit 5 receives the trip signal, controllable off-line tripping coil 1 acts,
Threaded off with realizing, make circuitry cuts；When staff judges to be likely to result in heavy losses, electric leakage reason can be first searched,
Eliminate after leaking electricity, then closed alarm assemblies 6 by reset switch 7, alarm is released, so as to avoid causing heavy losses.Thus,
It can avoid directly powering off after occurring leaking electricity, and power-off is controlled after can remotely being judged by staff, it is great so as to avoid causing
Loss.
It should be noted that although some modules or list of the equipment for action executing are referred in above-detailed
Member, but this division is not enforceable.In fact, according to embodiment of the present disclosure, it is above-described two or more
Either the feature of unit and function can embody module in a module or unit.A conversely, above-described mould
Either the feature of unit and function can be further divided into being embodied by multiple modules or unit block.
In addition, although describing each step of method in the disclosure with particular order in the accompanying drawings, still, this does not really want
These steps must be performed according to the particular order by asking or implying, or the step having to carry out shown in whole could be realized
Desired result.It is additional or alternative, it is convenient to omit some steps, multiple steps are merged into a step and performed, and/
Or a step is decomposed into execution of multiple steps etc..
Through the above description of the embodiments, those skilled in the art is it can be readily appreciated that example described herein is implemented
Mode can be realized by software, can also be realized by way of software combines necessary hardware.Therefore, according to the disclosure
The technical scheme of embodiment can be embodied in the form of software product, the software product can be stored in one it is non-volatile
Property storage medium (can be CD-ROM, USB flash disk, mobile hard disk etc.) in or network on, including some instructions are to cause a calculating
Equipment (can be personal computer, server, mobile terminal or network equipment etc.) is performed according to disclosure embodiment
Method.
Those skilled in the art will readily occur to the disclosure after considering specification and putting into practice utility model disclosed herein
Other embodiments.The application is intended to any modification, purposes or the adaptations of the disclosure, these modifications, uses
Way or adaptations follow the general principle of the disclosure and including undocumented in the art known of the disclosure
General knowledge or conventional techniques.Description and embodiments are considered only as exemplary, and the true scope of the disclosure and spirit are by institute
Attached claim is pointed out.
Claims (10)
1. a kind of shunt trip of RCCB, the RCCB includes tripping coil and electric-leakage detection circuit,
It is characterised in that it includes：
Warning circuit, the electric leakage signal sent for receiving the electric-leakage detection circuit, sent according to this to a remote control
Alarm signal；
Shunted exciter tripping circuit, the trip signal sent for receiving the remote control, controls the tripping coil according to this
Thread off；
Alarm assemblies, be connected with the warning circuit, the warning circuit when receiving the electric leakage signal, can control described in
Alarm assemblies light and/or alarm sound.
2. shunt trip according to claim 1, it is characterised in that the shunt trip also includes：
Reset switch, it is connected with the warning circuit, for closing the alarm assemblies.
3. shunt trip according to claim 1 or 2, it is characterised in that the warning circuit has signal input
Port and signal output port, the signal input port are used to be connected with the electric-leakage detection circuit, the signal output part
Mouth is used to be connected with the remote control, and the shunt trip also includes：
Output switch, for control the signal output port whether output signal.
4. shunt trip according to claim 3, it is characterised in that the output port include normally opened contact and/
Or normally-closed contact.
5. shunt trip according to claim 1, it is characterised in that the warning circuit, shunted exciter tripping electricity
Road and the alarm assemblies are on same printed circuit board.
6. shunt trip according to claim 1, it is characterised in that the alarm assemblies are LED.
7. shunt trip according to claim 1, it is characterised in that the alarm assemblies are buzzer.
8. shunt trip according to claim 1, it is characterised in that the alarm assemblies are audible-visual annunciator.
9. shunt trip according to claim 1, it is characterised in that the warning circuit has the first power input
Port, the shunted exciter tripping circuit have second source input port, first power input port and the second source
Input port can connect from different or same power supply.
10. a kind of RCCB, including tripping coil and electric-leakage detection circuit, it is characterised in that also include：
Shunt trip described in any one of claim 1~9, the tripping coil are connected with the shunted exciter tripping circuit,
The electric-leakage detection circuit is connected with the warning circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720965784.0U CN207218221U (en) | 2017-08-03 | 2017-08-03 | The shunt trip and RCCB of RCCB |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720965784.0U CN207218221U (en) | 2017-08-03 | 2017-08-03 | The shunt trip and RCCB of RCCB |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207218221U true CN207218221U (en) | 2018-04-10 |
Family
ID=61817341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720965784.0U Expired - Fee Related CN207218221U (en) | 2017-08-03 | 2017-08-03 | The shunt trip and RCCB of RCCB |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207218221U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110031719A (en) * | 2019-04-22 | 2019-07-19 | 福建通力达实业有限公司 | A kind of circuit detecting method and equipment based on Intelligent electric leakage monitoring miniature circuit breaker |
| CN110901448A (en) * | 2019-11-06 | 2020-03-24 | 东风汽车有限公司 | Emergency stop control device for alternating-current charging pile and alternating-current charging pile |
-
2017
- 2017-08-03 CN CN201720965784.0U patent/CN207218221U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110031719A (en) * | 2019-04-22 | 2019-07-19 | 福建通力达实业有限公司 | A kind of circuit detecting method and equipment based on Intelligent electric leakage monitoring miniature circuit breaker |
| CN110031719B (en) * | 2019-04-22 | 2021-02-12 | 福建通力达实业有限公司 | Circuit detection method and device based on intelligent leakage monitoring miniature circuit breaker |
| CN110901448A (en) * | 2019-11-06 | 2020-03-24 | 东风汽车有限公司 | Emergency stop control device for alternating-current charging pile and alternating-current charging pile |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103399253B (en) | A kind of open circuit of secondary loop of current transformer pick-up unit | |
| CN107547210B (en) | Non-standard power supply equipment, powered equipment and system | |
| KR20130045211A (en) | Switching of conductor pair in power over ethernet system | |
| CN207218221U (en) | The shunt trip and RCCB of RCCB | |
| JP2015163033A (en) | Dc power supply device and power supply control method | |
| CN202818107U (en) | Power supply device based on power provided by ethernet | |
| CN102497276A (en) | Power source conversion circuit and network camera with same | |
| CN110100370A (en) | The switching construction that switches between two input terminals, equipment, system and method | |
| CN104793544A (en) | Two-way power supply system for POE (power over Ethernet) | |
| CN207782411U (en) | Power supply system | |
| CN101853558A (en) | Cable burglar alarm wireless monitoring system | |
| CN105259497A (en) | Circuit breaker arc fault circuit breaker system and method | |
| CN107677969A (en) | The charge/discharge test device of distributed complete online batteries | |
| CN204189728U (en) | A kind of functional module of circuit breaker and circuit breaker | |
| CN201072735Y (en) | Shunt release capable of detecting working condition of breaker | |
| CN101106044B (en) | Shunt release capable of detecting working state of circuit breaker | |
| CN106771748A (en) | A kind of test system and method for equipment power-on and power-off | |
| CN102568136B (en) | Simple high-voltage pulse electronic fence alarm system | |
| CN205622296U (en) | Electric vehicle alternating -current charging pile | |
| CN205304589U (en) | Power supply control circuit | |
| CN209343484U (en) | Power cable anti-theft monitoring system based on constant-current dc electricity | |
| CN201142109Y (en) | Intelligent alarm device for stealing cable | |
| CN201138839Y (en) | Cap-opening alarming apparatus for optical device of cable television | |
| CN201965206U (en) | State signal storage circuit of electric switch | |
| CN207114687U (en) | Power equipment smart grounding line |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180410 Termination date: 20190803 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |