CN204303149U - Contactor remote control unit - Google Patents
Contactor remote control unit Download PDFInfo
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- CN204303149U CN204303149U CN201420868753.XU CN201420868753U CN204303149U CN 204303149 U CN204303149 U CN 204303149U CN 201420868753 U CN201420868753 U CN 201420868753U CN 204303149 U CN204303149 U CN 204303149U
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Abstract
The contactor remote control unit that the utility model provides, comprising: remote controller, this remote controller is provided with the first wireless launcher, for emissioning controling signal; Controller, this controller comprises: the first wireless receiver, for receiving the control signal that described first wireless launcher is launched; Power amplifier, for control signal is amplified to predetermined power, realizes switch motion to drive contactor; Wide power circuit, wide power circuit input end is connected with the power line of contactor, and output is used for powering to controller.Wirelessly remote pilot contactor, achieve in movement nondirectional control contactor, achieve cannot connect up connect contactor environment under contactor is controlled, saved the cost of wiring.Meanwhile, owing to being provided with wide power circuit, make this controller can with multiple contactor common source line, solve general controller can not with the problem of contactor common source line, saved cost, easy to use.
Description
Technical field
The utility model relates to electric power electric control technology field, relates in particular to a kind of contactor remote control unit.
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 operation principle, 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 document 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 document provides is not high.
Utility model content
For this reason, technical problem to be solved in the utility model is that existing remote control contactor cost is high, the problem of poor universality, and for solving the problems of the technologies described above, the technical solution of the utility model is as follows:
A kind of contactor remote control unit, comprising:
Remote controller, described remote controller 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 of described wide power circuit is connected with the power line of described contactor, and the output of described wide power circuit is used for powering to described controller.
Described contactor remote control unit, also comprises:
Second wireless launcher, is arranged on described controller, and feedback successfully receives the instruction of described control signal to remote controller;
Second wireless receiver, is arranged on described remote controller, for receiving the instruction of described second wireless launcher feedback.
Described contactor remote control unit, 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 unit, 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 circuit, described decoding circuit is used for described control signal decoding.
Described contactor remote control unit, 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 of described overload short circuit protection is as the input of described wide power circuit;
The input of described rectification filtering module is connected with the output of described overload short circuit protection module;
The input of described high frequency voltage changing module is connected with the output of described rectification filtering module;
The input of described secondary filtration module is connected with the output of described high frequency voltage changing module; The output of described secondary filtration module is as the output of described wide power circuit;
The input of described sampling feedback module is connected with the output of described secondary filtration module, and the output of described sampling feedback module is connected with the feedback signal reception end of described high frequency voltage changing module.
Described contactor remote control unit, described remote controller is also provided with buzzer and/or LED, and described buzzer and/or LED are connected with described second wireless receiver.
Described contactor remote control unit, described remote controller 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 unit, described remote controller is also provided with the transmitting antenna connected with described first wireless launcher.
Described contactor remote control unit, 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 reception antenna connected with described first wireless receiver in described box.
Technique scheme of the present utility model has the following advantages compared to existing technology:
The contactor remote control unit that the utility model 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 unit 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 utility model be more likely to be clearly understood, below according to specific embodiment of the utility model also by reference to the accompanying drawings, the utility model is described in further detail, wherein
Fig. 1 is the structured flowchart of the contactor remote control unit according to the utility model embodiment;
Fig. 2 is the structured flowchart of wide power circuit in the contactor remote control unit according to the utility model first embodiment;
Fig. 3 is the circuit theory diagrams of wide power circuit in the contactor remote control unit according to the utility model first embodiment;
Fig. 4 is the structured flowchart of the contactor remote control unit according to another embodiment of the utility model;
Fig. 5 is the structural representation be connected with contactor according to the contactor remote control unit of another embodiment of the utility model;
Fig. 6 is the schematic diagram after being connected with contactor according to the contactor remote control unit of another embodiment of the utility model.
Detailed description of the invention
Embodiment 1
As shown in Figure 1, as the contactor remote control unit of the utility model embodiment, comprising:
Remote controller, described remote controller is provided with the first wireless launcher, for emissioning controling signal; Described remote controller can be portability remote controller.
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 of described wide power circuit is connected with the power line of described contactor, and the output 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 mains contactor or single-phase contactor, and be converted into controller can voltage stabilizing or stabilized current supply.
The contactor remote control unit 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 unit 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 of described overload short circuit protection is as the input of described wide power circuit; The input of described rectification filtering module is connected with the output of described overload short circuit protection module; The input of described high frequency voltage changing module is connected with the output of described rectification filtering module; The input of described secondary filtration module is connected with the output of described high frequency voltage changing module; The output of described secondary filtration module is as the output of described wide power circuit; The input of described sampling feedback module is connected with the output of described secondary filtration module, and the output 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 provides electric energy; Diode D1 ensure that electric capacity C3 and inductance L 1 can only be discharged to output; 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 unit of the present embodiment, is with the difference of the schematic diagram of the contactor remote control unit in the embodiment 1 shown in Fig. 1, and the schematic diagram of the contactor remote control unit 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 remote controller;
Second wireless receiver, is arranged on described remote controller, for receiving the instruction of described second wireless launcher feedback.Described remote controller is also provided with buzzer and/or LED, and described buzzer and/or LED are connected with described second wireless receiver.
The contactor remote control unit that the present embodiment provides, by arranging the second wireless launcher and the second wireless receiver, make the controller control signal whether successfully reception remote controller is launched by, return to remote controller, 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 buzzer and/or LED on a remote control, and described buzzer and/or LED are connected with described second wireless receiver, then remote controller operation person can judge whether by buzzer 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 circuit, described decoding circuit is used for described control signal decoding.
On the basis of such scheme, described remote controller can also be provided with for described in have the first wireless launcher, power supply that the second wireless receiver is powered.Described remote controller can also be provided with the transmitting 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 reception 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 remote controller 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 unit is connected with contactor, and the input of wide power circuit in controller is connected with the power line of contactor, and the output of controller exports control signal, closing of control contactor coil.When remote controller operation person presses the button of "ON", the control instruction of described "ON" is sent to controller by the first wireless launcher of remote controller, when first wireless receiver of controller receives the control instruction of described "ON", export and control the closed instruction of described contactor coil, and by the second wireless launcher of controller, the control instruction receiving described "ON" is fed back to remote controller, when second wireless receiver of remote controller receives the signal of described second wireless launcher feedback, confirm that controller has received the control instruction of the described "ON" that remote controller sends by LED and buzzer.Fig. 6 shows the schematic diagram after contactor remote control unit 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 unit 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 that the utility model creates.
Claims (9)
1. a contactor remote control unit, is characterized in that, comprising:
Remote controller, described remote controller 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 of described wide power circuit is connected with the power line of described contactor, and the output of described wide power circuit is used for powering to described controller.
2. contactor remote control unit according to claim 1, is characterized in that, also comprise:
Second wireless launcher, is arranged on described controller, and feedback successfully receives the instruction of described control signal to remote controller;
Second wireless receiver, is arranged on described remote controller, for receiving the instruction of described second wireless launcher feedback.
3. contactor remote control unit 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 unit 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 circuit, described decoding circuit is used for described control signal decoding.
5. contactor remote control unit according to claim 1 and 2, 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 of described overload short circuit protection is as the input of described wide power circuit;
The input of described rectification filtering module is connected with the output of described overload short circuit protection module;
The input of described high frequency voltage changing module is connected with the output of described rectification filtering module;
The input of described secondary filtration module is connected with the output of described high frequency voltage changing module; The output of described secondary filtration module is as the output of described wide power circuit;
The input of described sampling feedback module is connected with the output of described secondary filtration module, and the output of described sampling feedback module is connected with the feedback signal reception end of described high frequency voltage changing module.
6. contactor remote control unit according to claim 2, is characterized in that, described remote controller is also provided with buzzer and/or LED, and described buzzer and/or LED are connected with described second wireless receiver.
7. contactor remote control unit according to claim 2, is characterized in that, described remote controller is also provided with for described in have the first wireless launcher, power supply that the second wireless receiver is powered.
8. contactor remote control unit according to claim 1 and 2, is characterized in that, described remote controller is also provided with the transmitting antenna connected with described first wireless launcher.
9. contactor remote control unit according to claim 1 and 2, 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 reception antenna connected with described first wireless receiver in described box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420868753.XU CN204303149U (en) | 2014-12-31 | 2014-12-31 | Contactor remote control unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420868753.XU CN204303149U (en) | 2014-12-31 | 2014-12-31 | Contactor remote control unit |
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| Publication Number | Publication Date |
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| CN204303149U true CN204303149U (en) | 2015-04-29 |
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| CN201420868753.XU Active CN204303149U (en) | 2014-12-31 | 2014-12-31 | Contactor remote control unit |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104504885A (en) * | 2014-12-31 | 2015-04-08 | 德力西电气有限公司 | Remote control system for contactor |
| WO2019037252A1 (en) * | 2017-08-24 | 2019-02-28 | 深圳市大疆创新科技有限公司 | Remote control auxiliary apparatus, remote controller, and remote control system |
| CN114199353A (en) * | 2021-12-09 | 2022-03-18 | 上海辰竹仪表有限公司 | Strain bridge input sampling circuit and weighing system |
-
2014
- 2014-12-31 CN CN201420868753.XU patent/CN204303149U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104504885A (en) * | 2014-12-31 | 2015-04-08 | 德力西电气有限公司 | Remote control system for contactor |
| WO2019037252A1 (en) * | 2017-08-24 | 2019-02-28 | 深圳市大疆创新科技有限公司 | Remote control auxiliary apparatus, remote controller, and remote control system |
| CN114199353A (en) * | 2021-12-09 | 2022-03-18 | 上海辰竹仪表有限公司 | Strain bridge input sampling circuit and weighing system |
| CN114199353B (en) * | 2021-12-09 | 2024-03-05 | 上海辰竹仪表有限公司 | Strain bridge input sampling circuit and weighing system |
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