CN104504885A - Remote control system for contactor - Google Patents
Remote control system for contactor Download PDFInfo
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- CN104504885A CN104504885A CN201410853381.8A CN201410853381A CN104504885A CN 104504885 A CN104504885 A CN 104504885A CN 201410853381 A CN201410853381 A CN 201410853381A CN 104504885 A CN104504885 A CN 104504885A
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- contactor
- circuit
- control system
- remote control
- module
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Abstract
The invention relates to a remote control system for a contactor. The remote control system comprises a remote controller, a controller, a power amplifier circuit and a wide power circuit, wherein a first wireless transmitter is arranged on the remote controller and is used for transmitting control signals, and the controller comprises a first wireless receiver for receiving the control signals transmitted by the first wireless transmitter; the power amplifier circuit is used for amplifying the control signals to preset power so as to drive the contactor to realize the switching action, and the input end of the wide power circuit is connected with a power cord of the contactor; the output end of the wide power circuit is used for supplying power to the controller. The contactor is remotely controlled in a wireless mode, so that the contactor is nondirectionally controlled in movement, and is controlled in an environment that the contactor cannot be connected in a wiring way, and the wiring cost is saved. Meanwhile, the wide power circuit is arranged, so that the controller can share the power cord with multiple contactors, and thus the problem that the general controller cannot share the power cord with the contactors is solved, the cost is saved, and the remote control system is convenient to use.
Description
Technical field
The present invention relates to electric power electric control technology field, relate in particular to a kind of contactor remote control system.
Background technology
The kind of current contactor is a lot, as D.C. contactor and A.C. contactor, the composition of different types of contactor is similar with principle of work, namely be made up of moving contact, static contact, iron core, armature, coil, antagonistic spring and shell, its moving together contact closes or disconnects and is merely able to realize there is line traffic control by wire, its shortcoming is that control mode is single, limits its application scenario.
Chinese patent literature CN102468088A discloses a kind of remote control contactor, this remote control contactor is made up of moving contact, static contact, iron core, armature, coil, antagonistic spring, wireless signal receiver and shell, wherein, the coil electricity of contactor and dead electricity control not only can by wire to existing line traffic control in fact, and by wireless signal transmitter and wireless signal receiver, remote pilot is realized to it, make the control mode of contactor have two kinds.Although above-mentioned patent documentation achieves remote pilot contactor, because needs additional power source is powered to wireless signal receiver, be unfavorable for cost-saving, and the model of contactor is more, the versatility of the remote control contactor that above-mentioned patent documentation provides is not high.
Summary of the invention
For this reason, technical matters to be solved by this invention is that existing remote control contactor cost is high, the problem of poor universality, and for solving the problems of the technologies described above, technical scheme of the present invention is as follows:
A kind of contactor remote control system, comprising:
Telepilot, described telepilot is provided with the first wireless launcher, for emissioning controling signal;
Controller, described controller comprises:
First wireless receiver, for receiving the control signal that described first wireless launcher is launched;
Power amplifier, for described control signal is amplified to predetermined power, realizes switch motion to drive contactor;
Wide power circuit, the input end of described wide power circuit is connected with the power lead of described contactor, and the output terminal of described wide power circuit is used for powering to described controller.
Described contactor remote control system, also comprises:
Second wireless launcher, is arranged on described controller, and during for receiving control signal that described first wireless launcher launches at described first wireless receiver, the instruction that feedback successfully receives described control signal is to telepilot;
Second wireless receiver, is arranged on described telepilot, for receiving the instruction of described second wireless launcher feedback.
Described contactor remote control system, described first wireless launcher comprises: coding circuit, the control signal required for operator is produced by described coding circuit; With
Radiating circuit, described radiating circuit for described control signal is loaded into high frequency carrier, and sends.
Described contactor remote control system, described first wireless receiver comprises: receiving circuit, described receiving circuit comprises high frequency electronic circuit further and conciliates tune circuit, described high frequency electronic circuit for receiving the high frequency carrier being loaded with described control signal, and is selected described high frequency carrier and is sent to demodulation electronic circuit after amplifying; Described demodulation electronic circuit is for downloading described control signal from described high frequency carrier; With
Decoding scheme, described decoding scheme is used for described control signal decoding.
Described contactor remote control system, described wide power circuit comprises overload short circuit protection module, rectification filtering module, high frequency voltage changing module, secondary filtration module and sampling feedback module further, wherein,
The input end of described overload short circuit protection is as the input end of described wide power circuit;
The input end of described rectification filtering module is connected with the output terminal of described overload short circuit protection module;
The input end of described high frequency voltage changing module is connected with the output terminal of described rectification filtering module;
The input end of described secondary filtration module is connected with the output terminal of described high frequency voltage changing module; The output terminal of described secondary filtration module is as the output terminal of described wide power circuit;
The input end of described sampling feedback module is connected with the output terminal of described secondary filtration module, and the output terminal of described sampling feedback module is connected with the feedback signal reception end of described high frequency voltage changing module.
Described contactor remote control system, described telepilot is also provided with hummer and/or LED, and described hummer and/or LED are connected with described second wireless receiver.
Described contactor remote control system, described telepilot is also provided with for described in have the first wireless launcher, power supply that the second wireless receiver is powered.
Described contactor remote control system, described telepilot is also provided with the emitting antenna connected with described first wireless launcher.
Described contactor remote control system, described controller is arranged in the box of sealing, and described box adopts the installing plate with the same specification of conventional contact, is also provided with the receiving antenna connected with described first wireless receiver in described box.
Technique scheme of the present invention has the following advantages compared to existing technology:
Contactor remote control system provided by the invention, wirelessly remote pilot contactor, achieve in movement nondirectional control contactor, achieve quick control in emergency circumstances, achieve cannot connect up connect contactor environment under contactor is controlled, simultaneously, owing to adopting wireless mode remote pilot contactor, save the cost of wiring.Simultaneously, the contactor remote control system provided due to the present embodiment is provided with wide power circuit in the controller, the controller that the present embodiment is provided can with 110V, 220V, the multiple contactor common source such as 380V line, solve general controller can not with the problem of contactor common source line, saved cost, easy to use.
Accompanying drawing explanation
In order to make content of the present invention be more likely to be clearly understood, below according to a particular embodiment of the invention and by reference to the accompanying drawings, the present invention is further detailed explanation, wherein
Fig. 1 is the structured flowchart of contactor remote control system according to an embodiment of the invention;
Fig. 2 is the structured flowchart of wide power circuit in the contactor remote control system according to first embodiment of the invention;
Fig. 3 is the circuit theory diagrams of wide power circuit in the contactor remote control system according to first embodiment of the invention;
Fig. 4 is the structured flowchart of contactor remote control system in accordance with another embodiment of the present invention;
Fig. 5 is the structural representation that is connected with contactor of contactor remote control system in accordance with another embodiment of the present invention;
Fig. 6 be in accordance with another embodiment of the present invention contactor remote control system be connected with contactor after schematic diagram.
Embodiment
Embodiment 1
As shown in Figure 1, as the contactor remote control system of one embodiment of the invention, comprising:
Telepilot, described telepilot is provided with the first wireless launcher, for emissioning controling signal; Described telepilot can be portability telepilot.
Controller, described controller comprises:
First wireless receiver, for receiving the control signal that described first wireless launcher is launched;
Power amplifier, for described control signal is amplified to predetermined power, realizes switch motion to drive contactor;
Wide power circuit, the input end of described wide power circuit is connected with the power lead of described contactor, and the output terminal of described wide power circuit is used for powering to described controller.In actual use, described wide power circuit directly can connect any two-phase of three-phase supply contactor or single-phase contactor, and be converted into controller can voltage stabilizing or stabilized current supply.
The contactor remote control system that the present embodiment provides, wirelessly remote pilot contactor, achieve in movement nondirectional control contactor, achieve quick control in emergency circumstances, achieve cannot connect up connect contactor environment under contactor is controlled, simultaneously, owing to adopting wireless mode remote pilot contactor, save the cost of wiring.Simultaneously, the contactor remote control system provided due to the present embodiment is provided with wide power circuit in the controller, the controller that the present embodiment is provided can with 110V, 220V, the multiple contactor common source such as 380V line, solve general controller can not with the problem of contactor common source line, saved cost, easy to use.
On the basis of such scheme, as shown in Figure 2, described wide power circuit may further include overload short circuit protection module, rectification filtering module, high frequency voltage changing module, secondary filtration module and sampling feedback module, wherein, the input end of described overload short circuit protection is as the input end of described wide power circuit; The input end of described rectification filtering module is connected with the output terminal of described overload short circuit protection module; The input end of described high frequency voltage changing module is connected with the output terminal of described rectification filtering module; The input end of described secondary filtration module is connected with the output terminal of described high frequency voltage changing module; The output terminal of described secondary filtration module is as the output terminal of described wide power circuit; The input end of described sampling feedback module is connected with the output terminal of described secondary filtration module, and the output terminal of described sampling feedback module is connected with the feedback signal reception end of described high frequency voltage changing module.Those skilled in the art should be appreciated that each functional module above-mentioned is more common in the prior art, can think known technology, so be not described in detail in the present embodiment.
As a kind of specific implementation, described wide power circuit can adopt circuit as shown in Figure 3 to realize, and wherein, resistance R1 serves the effect of overload short circuit protection; Rectifier bridge and electric capacity C1 serve the effect of rectifying and wave-filtering; Switching regulator IC1, serves the effect of high frequency transformation, and chip NCP1010AP065G can be used in actual use to realize, and it should be appreciated by those skilled in the art that and adopts other chips to be also fine, as long as can realize the effect of high frequency transformation; Electric capacity C4 serves the effect of filter high-frequency harmonic; Photoelectrical coupler serves the effect of sampling feedback, wherein, the light emitting diode of photoelectrical coupler gathers the size of wide power circuit output voltage, when the voltage exported is larger, then described light emitting diode is brighter, the signal feedback that described light emitting diode gathers by the phototriode of photoelectrical coupler is to switching regulator IC1, and switching regulator IC1 controls the break-make frequency of HF switch end, with the size of regulation output voltage according to the signal of feedback.Electric capacity C3 in Fig. 3 and inductance L 1 act as timesharing energy storage and filtering, for output terminal provides electric energy; Diode D1 ensure that electric capacity C3 and inductance L 1 can only be discharged to output terminal; Resistance R3 act as shunting, the size of the wide power circuit output voltage that the size of regulating resistance R3 can regulate light emitting diode to gather.The circuit diagram that Fig. 3 provides just realizes a kind of simply general method just of wide power circuit, those skilled in the art should understand that employing is other forms of, and even more high performance wide power circuit is also fine.
Embodiment 2
Fig. 4 is the schematic diagram of the contactor remote control system of the present embodiment, is with the difference of the schematic diagram of the contactor remote control system in the embodiment 1 shown in Fig. 1, and the schematic diagram of the contactor remote control system shown in Fig. 4, also comprises:
Second wireless launcher, is arranged on described controller, and during for receiving control signal that described first wireless launcher launches at described first wireless receiver, the instruction that feedback successfully receives described control signal is to telepilot;
Second wireless receiver, is arranged on described telepilot, for receiving the instruction of described second wireless launcher feedback.Described telepilot is also provided with hummer and/or LED, and described hummer and/or LED are connected with described second wireless receiver.
The contactor remote control system that the present embodiment provides, by arranging the second wireless launcher and the second wireless receiver, make the controller control signal whether successfully reception telepilot is launched by, return to telepilot, this just facilitates remote controller operation, and person can know whether the break-make successfully controlling contactor a long way off.Owing to being provided with hummer and/or LED on a remote control, and described hummer and/or LED are connected with described second wireless receiver, then remote controller operation person can judge whether by hummer and/or LED the break-make successfully controlling contactor, is especially suitable for blind person and the person of being hard of hearing.
On the basis of such scheme, described first wireless launcher can comprise: coding circuit, the control signal required for operator is produced by described coding circuit; And radiating circuit, described radiating circuit for described control signal is loaded into high frequency carrier, and sends.
On the basis of such scheme, described first wireless receiver can comprise: receiving circuit, described receiving circuit comprises high frequency electronic circuit further and conciliates tune circuit, described high frequency electronic circuit for receiving the high frequency carrier being loaded with described control signal, and is selected described high frequency carrier and is sent to demodulation electronic circuit after amplifying; Described demodulation electronic circuit is for downloading described control signal from described high frequency carrier; And decoding scheme, described decoding scheme is used for described control signal decoding.
On the basis of such scheme, described telepilot can also be provided with for described in have the first wireless launcher, power supply that the second wireless receiver is powered.Described telepilot can also be provided with the emitting antenna connected with described first wireless launcher.
On the basis of such scheme, described controller can be arranged in the box of sealing, and described box adopts the installing plate with the same specification of conventional contact, is also provided with the receiving antenna connected with described first wireless receiver in described box.Design like this is convenient to controller and is connected with existing contactor, is convenient to existing contactor to be adapted as remote-controlled contactor easily.
As another kind of implementation, described telepilot can also be provided with and resend unit, when when reached, threshold value does not receive the feedback command of the second wireless launcher, re invocation first wireless launcher transmits control signal again, to guarantee successful control contactor.
Fig. 5 shows the structural representation that a kind of contactor remote control system is connected with contactor, and the input end of wide power circuit in controller is connected with the power lead of contactor, and the output terminal of controller exports control signal, closing of control contactor coil.When remote controller operation person presses the button of "ON", the steering order of described "ON" is sent to controller by the first wireless launcher of telepilot, when first wireless receiver of controller receives the steering order of described "ON", export and control the closed instruction of described contactor coil, and by the second wireless launcher of controller, the steering order receiving described "ON" is fed back to telepilot, when second wireless receiver of telepilot receives the signal of described second wireless launcher feedback, confirm that controller has received the steering order of the described "ON" that telepilot sends by LED and hummer.Fig. 6 shows the schematic diagram after contactor remote control system and contactor assembly connection, and because controller is arranged in the box of sealing, described box adopts the installing plate with the same specification of conventional contact.Design like this is convenient to controller and is connected with existing contactor, is convenient to existing contactor to be adapted as remote-controlled contactor easily.
The contactor remote control system that the present embodiment provides not only can control the break-make of single contactor, can also control multiple contactor respectively or simultaneously break-make, by then just reaching to the expansion design of controller the function controlling multiple contactor.
Obviously, above-described embodiment is only for clearly example being described, and the restriction not to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And thus the apparent change of extending out or variation be still among the protection domain of the invention.
Claims (9)
1. a contactor remote control system, is characterized in that, comprising:
Telepilot, described telepilot is provided with the first wireless launcher, for emissioning controling signal;
Controller, described controller comprises:
First wireless receiver, for receiving the control signal that described first wireless launcher is launched;
Power amplifier, for described control signal is amplified to predetermined power, realizes switch motion to drive contactor;
Wide power circuit, the input end of described wide power circuit is connected with the power lead of described contactor, and the output terminal of described wide power circuit is used for powering to described controller.
2. contactor remote control system according to claim 1, is characterized in that, also comprise:
Second wireless launcher, is arranged on described controller, and during for receiving control signal that described first wireless launcher launches at described first wireless receiver, the instruction that feedback successfully receives described control signal is to telepilot;
Second wireless receiver, is arranged on described telepilot, for receiving the instruction of described second wireless launcher feedback.
3. contactor remote control system according to claim 1 and 2, is characterized in that, described first wireless launcher comprises: coding circuit, the control signal required for operator is produced by described coding circuit; With
Radiating circuit, described radiating circuit for described control signal is loaded into high frequency carrier, and sends.
4. contactor remote control system according to claim 3, it is characterized in that, described first wireless receiver comprises: receiving circuit, described receiving circuit comprises high frequency electronic circuit further and conciliates tune circuit, described high frequency electronic circuit for receiving the high frequency carrier being loaded with described control signal, and is selected described high frequency carrier and is sent to demodulation electronic circuit after amplifying; Described demodulation electronic circuit is for downloading described control signal from described high frequency carrier; With
Decoding scheme, described decoding scheme is used for described control signal decoding.
5. according to the arbitrary described contactor remote control system of claim 1-4; it is characterized in that; described wide power circuit comprises overload short circuit protection module, rectification filtering module, high frequency voltage changing module, secondary filtration module and sampling feedback module further, wherein
The input end of described overload short circuit protection is as the input end of described wide power circuit;
The input end of described rectification filtering module is connected with the output terminal of described overload short circuit protection module;
The input end of described high frequency voltage changing module is connected with the output terminal of described rectification filtering module;
The input end of described secondary filtration module is connected with the output terminal of described high frequency voltage changing module; The output terminal of described secondary filtration module is as the output terminal of described wide power circuit;
The input end of described sampling feedback module is connected with the output terminal of described secondary filtration module, and the output terminal of described sampling feedback module is connected with the feedback signal reception end of described high frequency voltage changing module.
6., according to the arbitrary described contactor remote control system of claim 1-5, it is characterized in that, described telepilot is also provided with hummer and/or LED, described hummer and/or LED are connected with described second wireless receiver.
7., according to the arbitrary described contactor remote control system of claim 2-6, it is characterized in that, described telepilot is also provided with for described in have the first wireless launcher, power supply that the second wireless receiver is powered.
8., according to the arbitrary described contactor remote control system of claim 1-7, it is characterized in that, described telepilot is also provided with the emitting antenna connected with described first wireless launcher.
9. according to the arbitrary described contactor remote control system of claim 1-8, it is characterized in that, described controller is arranged in the box of sealing, and described box adopts the installing plate with the same specification of conventional contact, is also provided with the receiving antenna connected with described first wireless receiver in described box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410853381.8A CN104504885A (en) | 2014-12-31 | 2014-12-31 | Remote control system for contactor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410853381.8A CN104504885A (en) | 2014-12-31 | 2014-12-31 | Remote control system for contactor |
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| CN104504885A true CN104504885A (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410853381.8A Pending CN104504885A (en) | 2014-12-31 | 2014-12-31 | Remote control system for contactor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109213039A (en) * | 2018-09-04 | 2019-01-15 | 攀枝花学院 | A kind of remote control Tesla coil |
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| CN109213039A (en) * | 2018-09-04 | 2019-01-15 | 攀枝花学院 | A kind of remote control Tesla coil |
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Application publication date: 20150408 |