CN207459704U - A kind of breaker - Google Patents
A kind of breaker Download PDFInfo
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- CN207459704U CN207459704U CN201721575801.6U CN201721575801U CN207459704U CN 207459704 U CN207459704 U CN 207459704U CN 201721575801 U CN201721575801 U CN 201721575801U CN 207459704 U CN207459704 U CN 207459704U
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- breaker
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Abstract
The utility model is related to a kind of breakers, belong to electronic circuit technology field.The breaker includes：Switch, temperature sensing circuit, controller, the contacting controling circuit with the sub-gate control circuit of the switch connection and with the switch connection.The temperature sensing circuit, the contacting controling circuit and the sub-gate control circuit are connected with the controller.After the breaker overload trip can automatic closing, so as to avoid needing in the case where there are overload situations electrician repeatedly to scene by hand close a floodgate, be greatly saved manpower and materials, improve generating efficiency；Temperature detecting function is also equipped with simultaneously, the heat condition of the copper-iron piece of breaker can be detected in real time, so as to avoid ironware damage and reduced performance is caused because temperature is excessively high, influences performance and the service life of breaker.
Description
Technical field
The utility model belongs to electronic circuit technology field, and in particular to a kind of breaker.
Background technology
With economic and science and technology development, people are higher and higher to the demand for security of electricity consumption, and breaker is as Electrical Safety
In Important Components, can electric current be more than escape setting after automatically cut off electric current.Currently marketed breaker is all
The separating brake of breaker is controlled by detecting voltage in circuit or electric current, does not possess temperature detecting function, when breaker is long-term
During in current overload, the ironware of breaker can be chronically at febrile state, and prolonged fever can cause ironware damage and property
It can reduce.Meanwhile currently marketed breaker does not have overload and overlaps function, after breaker overload trip, keeps dividing
Lock state, it is necessary to electrician to scene investigate failure after, can close a floodgate.If there is the excessively remote situation in power station, site operation people
Member needs to on-site manual to close a floodgate, the efficiency of meeting extreme influence power station work.
Utility model content
In consideration of it, the purpose of this utility model is to provide a kind of breaker, to effectively improve the above problem.
What the embodiment of the utility model was realized in：
The utility model embodiment provides a kind of breaker, including：Switch, temperature sensing circuit, controller, with it is described
Switch the sub-gate control circuit of connection and the contacting controling circuit with the switch connection.The temperature sensing circuit, the conjunction
Lock control circuit and the sub-gate control circuit are connected with the controller.The temperature sensing circuit is described disconnected for detecting
Temperature value in the device of road, and the temperature value is transferred to the controller.It is described when the breaker is in "on" position
Controller controls the sub-gate control circuit that the switch is made to be adjusted from state of closing when the temperature value is more than first threshold
For disengaged position, and then the breaker is made to be in gate-dividing state；And when the breaker is in the gate-dividing state, institute
State controller controls the contacting controling circuit to make institute when the temperature value is less than the second threshold of the first threshold
It states switch and is adjusted to described from the disengaged position and close state, and then the breaker is made to be in the "on" position.
In the utility model optional embodiment, the temperature sensing circuit includes：Temperature sensor and modulate circuit,
The temperature sensor is connected with the modulate circuit, and the modulate circuit is connected with the controller, and the modulate circuit is used
It is amplified and/or filtering process in the temperature data detected to the temperature sensor.
In the utility model optional embodiment, the modulate circuit includes：Amplifying circuit and filter circuit, it is described to put
The first input end of big circuit is connected with the temperature sensor, and the output terminal of the amplifying circuit connects with the filter circuit
It connects, the filter circuit is connected with the controller.
In the utility model optional embodiment, the amplifying circuit includes：Amplifier and diode, the amplifier
First input end be connected with the temperature sensor, the second input end grounding of the amplifier, the output of the amplifier
End is connected through the diode with the filter circuit, and the output terminal of the amplifier is also through the diode and its first input
End connection.
In the utility model optional embodiment, the modulate circuit further includes：First protection circuit, described first protects
Protection circuit is connected with the first input end of the amplifying circuit, for protecting the amplifying circuit.
In the utility model optional embodiment, the first protection circuit includes：First resistor and the first capacitance, institute
It is in parallel with first capacitance to state first resistor, one end of the first resistor is connected with the first input end, and described first
The other end ground connection of resistance.
In the utility model optional embodiment, the sub-gate control circuit includes：First control circuit and buckle releaser,
The first control circuit is connected respectively with the controller and the buckle releaser, and the buckle releaser is connected with the switch, institute
Stating first control circuit includes：First switch pipe and fairing, first end and the controller of the first switch pipe connect
It connects, the second end of the first switch pipe is connected with the fairing, and the fairing is connected with the buckle releaser, described
Controller controls the buckle releaser that the switch is made to be adjusted to from the state of closing by controlling the conducting of the first switch pipe
Disengaged position is opened a sluice gate so as to fulfill the breaker.
In the utility model optional embodiment, the first control circuit further includes：Second protection circuit, described the
Two protection circuits are connected with the first end of the first switch pipe, for protecting the first switch pipe.
In the utility model optional embodiment, the contacting controling circuit includes：Second control circuit and motor, institute
Second control circuit to be stated to be connected with the controller and the motor respectively, the motor is connected with the switch, and described second
Control circuit includes：Second switch pipe and relay, the first end of the second switch pipe are connected with the controller, and described
The second end of two switching tubes is connected with the coil of the relay, and the normally opened contact of the relay is connected with the motor, institute
The common of relay is stated for being connected with power supply, the controller is controlled by controlling the conducting of the second switch pipe
The common is turned on the normally opened contact, so as to which the motor rotation be driven to make the switch from the disengaged position tune
It is whole to close state to be described, and then realize the combined floodgate of the breaker.
In the utility model optional embodiment, the second control circuit further includes：3rd protection circuit, described the
Three protection circuits are connected with the first end of the second switch pipe, for protecting the second switch pipe.
The breaker that the utility model embodiment provides, including：Switch, temperature sensing circuit, controller and the switch
The sub-gate control circuit of connection and the contacting controling circuit with the switch connection.The temperature sensing circuit is described for detecting
Temperature value in breaker, and the temperature value is transferred to the controller.When the breaker is in "on" position, institute
State controller controls the sub-gate control circuit to make the switch from closing state tune when the temperature value is more than first threshold
Whole is disengaged position, and then the breaker is made to be in gate-dividing state；And when the breaker is in the gate-dividing state,
The controller controls the contacting controling circuit to make when the temperature value is less than the second threshold of the first threshold
The switch is adjusted to described from the disengaged position and closes state, and then the breaker is made to be in the "on" position.It should
After breaker overload trip can automatic closing, so as to avoid needing in the case where there are overload situations electrician repeatedly to scene by hand close
Lock is greatly saved manpower and materials, improves generating efficiency；Temperature detecting function is also equipped with simultaneously, open circuit can be detected in real time
The heat condition of the copper-iron piece of device so as to avoid ironware damage and reduced performance is caused because temperature is excessively high, influences breaker
Performance and service life.
Other feature and advantage of the utility model will illustrate in subsequent specification, also, partly from specification
It becomes apparent or is understood by implementing the utility model embodiment.The purpose of this utility model and other advantages can
It realizes and obtains by specifically noted structure in the specification, claims and attached drawing write.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments, for those of ordinary skill in the art, without creative efforts, can also be according to this
A little attached drawings obtain other attached drawings.By the way that shown in attached drawing, the above and other purpose, feature and advantage of the utility model will more
Clearly.Identical reference numeral indicates identical part in whole attached drawings.Do not painted by actual size equal proportion scaling deliberately
Attached drawing processed, it is preferred that emphasis is show the purport of the utility model.
Fig. 1 shows a kind of structure diagram for breaker that the utility model embodiment provides.
Fig. 2 shows the structure diagram for the temperature sensing circuit that the utility model embodiment provides.
Fig. 3 shows the circuit diagram for the modulate circuit that the utility model embodiment provides.
Fig. 4 shows the structure diagram for the sub-gate control circuit that the utility model embodiment provides.
Fig. 5 shows the circuit diagram for the first control circuit that the utility model embodiment provides.
Fig. 6 shows the structure diagram for the contacting controling circuit that the utility model embodiment provides.
Fig. 7 shows the circuit diagram for the second control circuit that the utility model embodiment provides.
Icon：10- breakers；11- temperature sensing circuits；111- temperature sensors；112- modulate circuits；1121-
Amplifying circuit；1122- filter circuits；1123- first protects circuit；12- controllers；13- sub-gate control circuits；131-
First control circuit；1311- first switch pipes；1312- fairings；1313- second protects circuit；132- buckle releasers；
14- contacting controling circuits；141- second control circuits；1411- second switch pipes；1412- relays；1413- the 3rd is protected
Protection circuit；142- motors；15- is switched.
Specific embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, instead of all the embodiments.Usually here described in attached drawing and
The component of the utility model embodiment shown can configure to arrange and design with a variety of.
Therefore, requirement is not intended to limit to the detailed description of the embodiment of the utility model provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, those of ordinary skill in the art's all other embodiments obtained without creative efforts, all
Belong to the scope of the utility model protection.
It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
, it is necessary to explanation in the description of the utility model, term " " center ", " on ", " under ", "left", "right",
The orientation or position relationship of the instructions such as " interior ", " outer " are new based on orientation shown in the drawings or position relationship or the practicality
Type product using when the orientation usually put or position relationship, be for only for ease of description the utility model and simplify and describe, and
It is not instruction or implies signified device or element there must be specific orientation, with specific azimuth configuration and operation, therefore
It is not intended that the limitation to the utility model.In addition, term " first ", " second ", " the 3rd " etc. are only used for distinguishing description, and
It is not intended that instruction or hint relative importance.
In the description of the utility model, it is also necessary to which explanation, unless otherwise clearly defined and limited, term " are set
Put ", " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected,
Or it is integrally connected；Can be mechanical connection or electrical connection；It can be directly connected, intermediary can also be passed through
It is indirectly connected, can be the connection inside two elements.For the ordinary skill in the art, can be managed with concrete condition
Solve concrete meaning of the above-mentioned term in the utility model.
First embodiment
The utility model embodiment provides a kind of breaker 10, as shown in Figure 1.The breaker 10 includes：Temperature detection
Circuit 11, controller 12, sub-gate control circuit 13, contacting controling circuit 14 and switch 15.
The temperature sensing circuit 11 is used to detect the temperature value in the breaker 10, and the temperature value is transferred to
The controller 12.When breaker 10 is chronically at current overload, the ironware of breaker 10 can be chronically at febrile state, long
The fever of time can cause ironware damage and reduced performance, therefore, detect the temperature value of copper-iron piece in breaker 10 in time, for
It is very important for protective breaker 10.In this present embodiment, as shown in Fig. 2, the temperature sensing circuit 11 includes：Temperature
Sensor 111 and modulate circuit 112.
The temperature sensor 111 is used to detect the temperature value in the breaker 10, and by the temperature of detection by conditioning
Circuit 112 is transferred to controller 12 after nursing one's health.The temperature sensor 111 can be current temperature sensor common on the market.
For example, thermocouple, thermistor, resistance temperature detector (RTD) and IC temperature sensors etc..For example, selection MF12 series,
The thermal resistance temperature sensor of MF53 series or MZ11 series, and the thermal resistance temperature sensor of these models can be in city
Bought on face, and MF12 is serial, MF53 series or MZ11 series thermal resistance temperature sensor can be bought by people and
It uses, specific occupation mode is inevitable known to the public, for example, specifically how to set the function of each pin, how to set
Put connection of each pin and other equipment etc..
The adjusting circuit is also connected with the controller 12, for the temperature number detected to the temperature sensor 111
According to being amplified and/or filtering process.In this present embodiment, as shown in Fig. 2, the modulate circuit 112 includes：Amplifying circuit
1121st, filter circuit 1122 and first protects circuit 1123.
The amplifying circuit 1121 is used to be amplified processing to the temperature value that temperature sensor 111 detects, can be with
It is the circuit for possessing methodological function often used on the market at present, optionally, as shown in the dashed middle line frame in Fig. 3, the amplification
Circuit 1121 includes：Amplifier U1, diode D1, current-limiting resistance R0 and feedback resistance R4.The first input of the amplifier U1
End be connected with the temperature sensor 111, further, the first input end through two series connection current-limiting resistance (R0 and R2) and
Temperature sensor 111 connects.The second input end grounding of the amplifier U1, the output terminal of the amplifier U1 is through two pole
Pipe D1 is connected with the filter circuit 1122, and further, which is connected with the anode tap of diode D1, diode D1's
Cathode terminal is connected with filter circuit 1122.The output terminal of the amplifier U1 also connects through the diode D1 and its first input end
It connects, further, which also connects after diode D1 by a feedback resistance R4 and its first input.
Wherein, diode D1 can prevent the signal of first input end is counter to pour into device output terminal.
Wherein, above-mentioned first input end is noninverting input, and the second input terminal is reverse input end；Above-mentioned first is defeated
Enter end for reverse input end, the second input terminal is noninverting input.In this present embodiment, it is anti-to illustrate only its first input end
To input terminal, the second input terminal is the situation of noninverting input, therefore cannot be understood as being the limitation to the utility model.
The first protection circuit 1123 is for protecting amplifying circuit 1121, in this present embodiment, the first protection circuit
1123 are connected with the first input end of amplifier U1.Further, as shown in the left side dotted line frame in Fig. 3, the protection circuit
Including：First resistor R1, current-limiting resistance R2 and the first capacitance C1, the first resistor R1 are in parallel with the first capacitance C1, institute
The one end for stating first resistor R1 is connected with the first input end, and further, one end of first resistor R1 is through current-limiting resistance
R0 is connected with first input end and one end of first resistor R1 is also connected through current-limiting resistance R2 with temperature sensor 111, institute
State the other end ground connection of first resistor R1.First capacitance C1 can effectively prevent voltage jump, absorb the overvoltage of kurtosis,
And first resistor R1 can play damping action, consume the energy of overvoltage, so as to suppression circuit vibration, in addition, this first
Resistance R1 also absorbs the electric energy of the first capacitance C1, and the discharge current for preventing first capacitance C1 is excessive, avoids to amplifying circuit
1121 cause to damage.
Wherein, current-limiting resistance R2 and the first capacitance C1 in above-mentioned also form RC filter circuits.
The filter circuit 1122 is used to filter out the clutters such as the redundancy ripple in the temperature signal transmitted through amplifying circuit 1121.
Preferably, which is RC filter circuits, as an alternative embodiment, such as the right dotted line frame in Fig. 3
Shown, which includes：3rd resistor R3 and the second capacitance C2.One end of the 3rd resistor R3 and amplifier U1
Output terminal connects, and the other end of 3rd resistor R3 is connected respectively with one end of the second capacitance C2 and controller 12, the second capacitance C2
The other end ground connection.
When the breaker 10 is in "on" position, the controller 12 is more than first threshold time control in the temperature value
Making the sub-gate control circuit 13 makes the switch 15 be adjusted to disengaged position from the state of closing, and then makes at the breaker 10
In gate-dividing state；And when the breaker 10 is in the gate-dividing state, the controller 12 is less than in the temperature value
Less than the first threshold second threshold when the contacting controling circuit 14 is controlled to make the switch 15 from the disengaged position
It is adjusted to described and closes state, and then the breaker 10 is made to be in the "on" position.
Wherein, the controller 12 can be a kind of IC chip, have the processing capacity of signal.Above-mentioned control
Device 12 can be general processor, including central processing unit (CentralProcessingUnit, CPU), network processing unit
(NetworkProcessor, NP) etc.；Can also be digital signal processor (DigitalSignalProcessing, DSP),
Application-specific integrated circuit (ApplicationSpecificIntegratedCircuit, ASIC), ready-made programmable gate array
(FieldProgrammableGateArray, FPGA) either other programmable logic device, discrete gate or transistor logic
Device, discrete hardware components.General processor can be microprocessor or the controller 12 can also be any conventional place
Manage device etc..In this present embodiment, it is preferable that the controller 12 can be the processor of STM32 series, such as
The models such as STM32F103C8T6, STM32F103VET6.
Wherein, above-mentioned first threshold and second threshold are set all in accordance with actual needs, the numerical value of second threshold than
The numerical value of first threshold is small.
The sub-gate control circuit 13 is used to according to the control of controller 12 switch 15 be made to be adjusted to from the state of closing
Disengaged position is opened a sluice gate so as to fulfill the breaker 10.As shown in Figure 4.The sub-gate control circuit 13 includes：First control electricity
Road 131 and buckle releaser 132.
The first control circuit 131 is connected respectively with the controller 12 and the buckle releaser 132, the buckle releaser
132 are connected with the switch 15.In this present embodiment, as shown in figure 4, the first control circuit 131 includes：First switch pipe
1311st, fairing 1312 and second protects circuit 1313.
The first end of the first switch pipe 1311 is connected with the controller 12, and the second of the first switch pipe 1311
End is connected with the fairing 1312, and the fairing 1312 is connected with the buckle releaser 132, and the controller 12 passes through
The conducting of the first switch pipe 1311 is controlled to control the buckle releaser 132 that the switch 15 is made to be adjusted to de- from the state of closing
From state opening a sluice gate so as to fulfill the breaker 10.In this present embodiment, as shown in Figure 5, it is preferable that the first switch pipe
1311 be NPN type triode Q1, and the fairing 1312 is the base stage of rectifier diode D2, the triode Q1 and the control
Device 12 processed connects, and further, the base stage of triode Q1 is also connected by a current-limiting resistance with controller 12, the triode
The emitter ground connection of Q1, the collector of the triode Q1 are connected with the anode tap of the rectifier diode D2.It is in addition, described whole
The both ends of stream diode D2 are connected with buckle releaser 132.
Wherein, in order to which first switch pipe 1311 is protected to damage, the second protection circuit 1313 and the first switch
The first end connection of pipe 1311, further, the base terminal of the second protection circuit 1313 and the first switch pipe 1311 connects
It connects.In the present embodiment, as shown in figure 5, the second protection circuit 1313 includes：5th resistance R5 and the 3rd capacitance C3.Described
Five resistance R5 and the 3rd capacitance C3 are in parallel, and one end of the 5th resistance R5 is connected with the base stage of the triode Q2, institute
State the other end ground connection of the 5th resistance R5.3rd capacitance C3 can effectively prevent voltage jump, absorb the overvoltage of kurtosis,
And the 5th resistance R5 can play damping action, consume the energy of overvoltage, so as to the vibration of suppression circuit, in addition, the 5th
Resistance R5 also absorbs the electric energy of the 3rd capacitance C3, and the discharge current for preventing the 3rd capacitance C3 is excessive, avoids to first switch pipe
1311 cause to damage.
Wherein, the J1 in Fig. 5 is used to be connected with buckle releaser 132 for buckle releaser plug, at this point, threading off as we can see from the figure
The voltage of+24V there are one on device plug, and the voltage of usually Switching Power Supply DC-DC outputs is+12V, it is therefore possible to use one
A booster circuit, for example, using booster circuit of the MC34063 boost chips as circuit core device, by Switching Power Supply DC-
The boost in voltage of DC outputs is powered to+24V for buckle releaser 132.Therefore, above-mentioned breaker 10 can also include：Switching Power Supply
DC-DC, booster circuit and device 12 is powered in order to control components such as power module.
The contacting controling circuit 14 is used to make the switch 15 from the disengaged position according to the control of controller 12
It is adjusted to described and closes state, and then realize the combined floodgate of the breaker 10.As shown in Figure 6.The contacting controling circuit 14 wraps
It includes：Second control circuit 141 and motor 142.
The second control circuit 141 is connected respectively with the controller 12 and the motor 142, the motor 142 with
15 connection of switch, in this present embodiment, as shown in fig. 6, the second control circuit 141 includes：Second switch pipe 1411,
Relay 1412 and the 3rd protects circuit 1413.
The first end of the second switch pipe 1411 is connected with the controller 12, and the second of the second switch pipe 1411
End be connected with the coil of the relay 1412, the normally opened contact of the relay 1412 is connected with the motor 142, it is described after
The common of electric appliance 1412 with power supply for being connected, and the controller 12 is by controlling the conducting of the second switch pipe 1411
The common is controlled to be turned on the normally opened contact, so as to which the rotation of motor 142 be driven to make the switch 15 from institute
It states disengaged position and is adjusted to described and close state, and then realize the combined floodgate of the breaker 10.In this present embodiment, such as Fig. 7 institutes
Show, it is preferable that the second switch pipe 1411 is NPN type triode Q2, and the base stage of the triode Q2 connects with the controller 12
It connects, further, the base stage of triode Q2 is also connected by a current-limiting resistance with controller 12, the transmitting of the triode Q2
Pole is grounded, and the collector of the triode Q2 is connected with the coil of the relay 1412.
Wherein, in order to which second switch pipe 1411 is protected to damage, the 3rd protection circuit 1413 and the second switch
The first end connection of pipe 1411, further, the base terminal of the 3rd protection circuit 1413 and the second switch pipe 1411 connects
It connects.In the present embodiment, as shown in fig. 7, the 3rd protection circuit 1413 includes：7th resistance R7 and the 4th capacitance C4.Described
Seven resistance R7 and the 4th capacitance C4 are in parallel, and one end of the 7th resistance R7 is connected with the base stage of the triode Q2, institute
State the other end ground connection of the 7th resistance R7.4th capacitance C4 can effectively prevent voltage jump, absorb the overvoltage of kurtosis,
And the 7th resistance R7 can play damping action, consume the energy of overvoltage, so as to the vibration of suppression circuit, in addition, the 7th
Resistance R7 also absorbs the electric energy of the 4th capacitance C4, and the discharge current for preventing the 4th capacitance C4 is excessive, avoids to second switch pipe
1411 cause to damage.
Wherein, the J2 in Fig. 7 is motor plug, for being connected with motor 142.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modifications, equivalent replacements and improvements are made should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of breaker, which is characterized in that including：Switch, temperature sensing circuit, controller, point with the switch connection
Lock control circuit and the contacting controling circuit with the switch connection；The temperature sensing circuit, the contacting controling circuit and
The sub-gate control circuit is connected with the controller；
The temperature sensing circuit is used to detect the temperature value in the breaker, and the temperature value is transferred to the control
Device；
When the breaker is in "on" position, the controller described point of control when the temperature value is more than first threshold
Lock control circuit makes the switch be adjusted to disengaged position from the state of closing, and then the breaker is made to be in gate-dividing state；With
And when the breaker is in the gate-dividing state, the controller is in the temperature value less than the first threshold
It controls the contacting controling circuit that the switch is made to be adjusted to described from the disengaged position during second threshold and closes state, and then
The breaker is made to be in the "on" position.
2. breaker according to claim 1, which is characterized in that the temperature sensing circuit includes：Temperature sensor and
Modulate circuit, the temperature sensor are connected with the modulate circuit, and the modulate circuit is connected with the controller, the tune
Reason circuit is used to be amplified the temperature data of temperature sensor detection and/or filtering process.
3. breaker according to claim 2, which is characterized in that the modulate circuit includes：Amplifying circuit and filtered electrical
Road, the first input end of the amplifying circuit are connected with the temperature sensor, the output terminal of the amplifying circuit and the filter
Wave circuit connects, and the filter circuit is connected with the controller.
4. breaker according to claim 3, which is characterized in that the amplifying circuit includes：Amplifier and diode, institute
The first input end for stating amplifier is connected with the temperature sensor, the second input end grounding of the amplifier, the amplification
The output terminal of device is connected through the diode with the filter circuit, and the output terminal of the amplifier is also through the diode and its
First input end connects.
5. breaker according to claim 3, which is characterized in that the modulate circuit further includes：First protection circuit, institute
It states the first protection circuit to be connected with the first input end of the amplifying circuit, for protecting the amplifying circuit.
6. breaker according to claim 5, which is characterized in that the first protection circuit includes：First resistor and
One capacitance, the first resistor is in parallel with first capacitance, and one end of the first resistor is connected with the first input end,
The other end ground connection of the first resistor.
7. according to the breaker described in claim 1-6 any one, which is characterized in that the sub-gate control circuit includes：The
One control circuit and buckle releaser, the first control circuit are connected respectively with the controller and the buckle releaser, the dropout
Device is connected with the switch, and the first control circuit includes：First switch pipe and fairing, the of the first switch pipe
One end is connected with the controller, and the second end of the first switch pipe is connected with the fairing, the fairing with
The buckle releaser connection, the controller control the buckle releaser to make described open by controlling the conducting of the first switch pipe
Pass is adjusted to disengaged position from the state of closing and is opened a sluice gate so as to fulfill the breaker.
8. breaker according to claim 7, which is characterized in that the first control circuit further includes：Second protection electricity
Road, the second protection circuit is connected with the first end of the first switch pipe, for protecting the first switch pipe.
9. according to the breaker described in claim 1-6 any one, which is characterized in that the contacting controling circuit includes：The
Two control circuits and motor, the second control circuit are connected respectively with the controller and the motor, the motor and institute
Switch connection is stated, the second control circuit includes：Second switch pipe and relay, the first end of the second switch pipe and institute
Controller connection is stated, the second end of the second switch pipe is connected with the coil of the relay, and the normally opened of the relay touches
Point is connected with the motor, and the common of the relay is used to be connected with power supply, and the controller is by controlling described the
The conducting of two switching tubes controls the common to be turned on the normally opened contact, described so as to which the motor rotation be driven to make
Switch is adjusted to described from the disengaged position and closes state, and then realizes the combined floodgate of the breaker.
10. breaker according to claim 9, which is characterized in that the second control circuit further includes：3rd protection electricity
Road, the 3rd protection circuit is connected with the first end of the second switch pipe, for protecting the second switch pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721575801.6U CN207459704U (en) | 2017-11-21 | 2017-11-21 | A kind of breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721575801.6U CN207459704U (en) | 2017-11-21 | 2017-11-21 | A kind of breaker |
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| Publication Number | Publication Date |
|---|---|
| CN207459704U true CN207459704U (en) | 2018-06-05 |
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ID=62278032
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721575801.6U Active CN207459704U (en) | 2017-11-21 | 2017-11-21 | A kind of breaker |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107742875A (en) * | 2017-11-21 | 2018-02-27 | 江苏创能电器有限公司 | A kind of breaker |
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2017
- 2017-11-21 CN CN201721575801.6U patent/CN207459704U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107742875A (en) * | 2017-11-21 | 2018-02-27 | 江苏创能电器有限公司 | A kind of breaker |
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