CN209248380U - A kind of electricity-getting switch control device - Google Patents
A kind of electricity-getting switch control device Download PDFInfo
- Publication number
- CN209248380U CN209248380U CN201920125204.6U CN201920125204U CN209248380U CN 209248380 U CN209248380 U CN 209248380U CN 201920125204 U CN201920125204 U CN 201920125204U CN 209248380 U CN209248380 U CN 209248380U
- Authority
- CN
- China
- Prior art keywords
- circuit
- central controller
- electricity
- control device
- switch control
- 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
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Abstract
A kind of electricity-getting switch control device, including ON-OFF control circuit, it further include the autonomous central controller and power amplification circuit generated with contactless card same frequency modulated signal, central controller is sequentially connected electrically by power amplification circuit and resonance circuit, detecting circuit, and central controller is electrically connected with ON-OFF control circuit.The electricity-getting switch control device, further includes integrating circuit, and central controller is sequentially connected electrically by power amplification circuit and resonance circuit, detecting circuit, integrating circuit.The electricity-getting switch control device, further includes coupling circuit, and central controller is sequentially connected electrically by power amplification circuit and resonance circuit, detecting circuit, integrating circuit, coupling circuit.The resonance circuit is the antiresonant circuit with antenna or the series resonant circuit with antenna.The central controller is electrically connected with clock signal circuit.The central controller is electrically connected by signal polarity negater circuit with power amplification circuit.The utility model has the characteristics that high sensitivity.
Description
Technical field
The utility model relates to a kind of electricity-getting switch control devices.
Background technique
With manufacturing innovation and development is switched, more and more switches use metal material as panel material, and
And it is firm using steel or irony mounting bracket in order to install.These metal materials have absorption to the signal of induction electricity-getting switch
Effect, lead to the sensitivity decrease of electricity-getting switch, thus there are many electricity-getting switch plug-in card cannot normally take electricity.
207368894 U of Chinese patent literature CN disclosed a kind of plug-and-consume switch on May 15th, 2018, packet
Include AC input current rectifying and wave filtering circuit, power conversion circuit, output rectification filter voltage regulator circuit and control circuit, the positive and negative anodes of power supply
Connect respectively with the input terminal of the AC input current rectifying and wave filtering circuit, the output end of the AC input current rectifying and wave filtering circuit with it is described
The input terminal of power conversion circuit connects, the output end of the power conversion circuit and the output rectification filter voltage regulator circuit
Input terminal connection, the output end of the output rectification filter voltage regulator circuit are connect with the input terminal of the control circuit, the control
Circuit processed is connect with plug-in card control switch.The power conversion circuit includes power supply chip and transformer, first resistor and second
The output end of resistance, the AC input current rectifying and wave filtering circuit is connect with the first end of the armature winding of the transformer, the change
The D drain lead of the mos pipe of the second end and power supply chip of the armature winding of depressor connects, second capacitor and the power supply
The BP bypass pin of chip connects, and is provided with the first resistor and second resistance on the second biasing winding of the transformer.
Utility model content
The purpose of the utility model is to provide a kind of electricity-getting switch control devices of high sensitivity, to overcome the prior art
In shortcoming.
By a kind of electricity-getting switch control device that this purpose designs, including ON-OFF control circuit, structure feature are also to wrap
The autonomous central controller and power amplification circuit generated with contactless card same frequency modulated signal is included, central controller passes through power amplification circuit
It is sequentially connected electrically with resonance circuit, detecting circuit, central controller is electrically connected with ON-OFF control circuit.
Further, the electricity-getting switch control device, further includes integrating circuit, central controller by power amplification circuit with
Resonance circuit, detecting circuit, integrating circuit are sequentially connected electrically.
Further, the electricity-getting switch control device, further includes coupling circuit, central controller by power amplification circuit with
Resonance circuit, detecting circuit, integrating circuit, coupling circuit are sequentially connected electrically.
Further, the resonance circuit is the antiresonant circuit with antenna or the series resonant circuit with antenna.
Further, the central controller is electrically connected with clock signal circuit.
Further, the central controller is electrically connected by signal polarity negater circuit with power amplification circuit.
Further, the power amplification circuit is electrically connected by coupled capacitor with resonance circuit.
Further, the central controller is electrically connected with reset circuit.
Further, the model 12F1822 of the central controller.
Further, the electricity-getting switch control device, further includes filter circuit of pressure-stabilizing and relay drive circuit.
By receiving contactless card to the feedback signal of the contactless card of same frequency, tell in electricity-getting switch is the utility model
It is no to be inserted with contactless card；Wherein, central controller, which can be generated independently, is put with contactless card same frequency modulated signal, central controller by power
Big circuit is sequentially connected electrically with resonance circuit, detecting circuit, and central controller is electrically connected with ON-OFF control circuit, is increased by digital signal
Forceful electric power road increases the power of modulated signal output, improves the intensity of rf modulated signal, the intensity of the rf modulated signal is enough
Metallic support or metal shell are penetrated, guarantees that contactless card can receive modulated signal and antenna and can receive contactless card feedback
Signal, to improve the sensitivity of electricity-getting switch.
The utility model can put central controller by signal polarity negater circuit to realize better control with power
Big circuit electrical connection, the signal polarity that central controller generates is identical with the polarity of output, consequently facilitating improving, to write control soft
The precision and accuracy of part.
In conclusion the utility model has the characteristics that high sensitivity.
Detailed description of the invention
Fig. 1 is the control principle block diagram of the utility model first embodiment.
Fig. 2 is the circuit connection diagram of the first embodiment of the utility model.
Fig. 3 is the connection schematic diagram of filter circuit of pressure-stabilizing.
Fig. 4 is the connection schematic diagram of relay drive circuit.
Fig. 5 is the control flow chart of the utility model first embodiment.
The circuit connection diagram of the second embodiment of Fig. 6 the utility model.
In figure: 1 is clock signal circuit, and 2 be power amplification circuit, and 3 be resonance circuit, and 4 be detecting circuit, and 5 be integral
Circuit, 6 be coupling circuit, and 7 be reset circuit, and 8 be signal polarity negater circuit, and 9 be filter circuit of pressure-stabilizing, and 10 drive for relay
Dynamic circuit, TX is antenna.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and embodiments.
First embodiment
Referring to Fig. 1-Fig. 5, this electricity-getting switch control device, including ON-OFF control circuit further include autonomous generate and induction
The central controller U1 and power amplification circuit 2 of card same frequency modulated signal, central controller U1 pass through power amplification circuit 2 and resonance circuit
3, detecting circuit 4 is sequentially connected electrically, and central controller U1 is electrically connected with ON-OFF control circuit.
In the present embodiment, the electricity-getting switch control device, further includes integrating circuit 5, and central controller U1 passes through power
Amplifying circuit 2 is sequentially connected electrically with resonance circuit 3, detecting circuit 4, integrating circuit 5.
Integrating circuit 5 is mainly used for the elimination of 2 offset voltage of power amplification circuit.
The electricity-getting switch control device, further includes coupling circuit 6, central controller U1 by power amplification circuit 2 with it is humorous
Vibration circuit 3, detecting circuit 4, integrating circuit 5, coupling circuit 6 are sequentially connected electrically.
The resonance circuit 3 is the antiresonant circuit with antenna or the series resonant circuit with antenna.
The central controller U1 is electrically connected with clock signal circuit 1.
The power amplification circuit 2 is electrically connected by coupled capacitor C2 with resonance circuit 3.
The central controller U1 is electrically connected with reset circuit 7.
The central controller U1 is single-chip microcontroller.The model 12F1822 of central controller U1.
The electricity-getting switch control device further includes filter circuit of pressure-stabilizing 9.
The electricity-getting switch control device further includes relay drive circuit 10.
A kind of control method of electricity-getting switch control device, comprising the following steps:
Step 1, electricity-getting switch power on.
Step 2, central controller reset.
Step 3, central controller issue modulated signal.
Step 4,2 enhanced modulation signal of power amplification circuit.
Step 5, central controller detect and judge whether there is contactless card.
Step 6 enters step five when judging result is " no card "；When judging result is " having card ", enter step
Seven.
Step 7, central controller output control signal.
Step 8, central controller detect and judge whether there is contactless card.
Step 9 enters step ten when judging result is " no card "；When judging result is " having card ", enter step
Seven.
Step 10, central controller is through delay after a period of time；In the present embodiment, delay time is 5~60 seconds.
Step 11, central controller detect and judge whether there is contactless card.
Step 12 enters step 13 when judging result is " no card "；When judging result is " having card ", enter
Step 5.
Step 13, central controller turn off the switch control signal, enter step five.
In the present embodiment, switch control signal is that the control for control switch closing of circuit that central controller issues is believed
Number.
Second embodiment
Referring to Fig. 6, in the present embodiment, the central controller U1 passes through signal polarity negater circuit 8 and power amplification circuit 2
Electrical connection.
First embodiment is seen in remaining not described part, repeats no more.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (9)
1. a kind of electricity-getting switch control device, the ON-OFF control circuit including electricity-getting switch, it is characterized in that further including independently generating
With the central controller U1 and power amplification circuit (2) of contactless card same frequency modulated signal, central controller U1 passes through power amplification circuit (2)
It is sequentially connected electrically with resonance circuit (3), detecting circuit (4), central controller U1 is electrically connected with ON-OFF control circuit.
2. electricity-getting switch control device according to claim 1, it is characterized in that further including integrating circuit (5), central controller U1
It is sequentially connected electrically by power amplification circuit (2) and resonance circuit (3), detecting circuit (4), integrating circuit (5).
3. electricity-getting switch control device according to claim 2, it is characterized in that further including coupling circuit (6), central controller U1
By power amplification circuit (2) and resonance circuit (3), detecting circuit (4), integrating circuit (5), coupling circuit (6), successively it is electrically connected
It connects.
4. electricity-getting switch control device according to any one of claims 1 to 3, it is characterized in that the resonance circuit (3) is band
The antiresonant circuit of antenna or series resonant circuit with antenna.
5. electricity-getting switch control device according to claim 4, it is characterized in that the central controller U1 and clock signal circuit
(1) it is electrically connected.
6. electricity-getting switch control device according to claim 4, it is characterized in that the central controller U1 is anti-by signal polarity
It is electrically connected to circuit (8) with power amplification circuit (2).
7. electricity-getting switch control device according to claim 4, it is characterized in that the power amplification circuit (2) passes through coupling
Capacitor C2 is electrically connected with resonance circuit (3).
8. electricity-getting switch control device according to claim 4, it is characterized in that the central controller U1 and reset circuit (7) electricity
Connection.
9. electricity-getting switch control device according to claim 4, it is characterized in that further including filter circuit of pressure-stabilizing (9) and relay
Device driving circuit (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920125204.6U CN209248380U (en) | 2019-01-23 | 2019-01-23 | A kind of electricity-getting switch control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920125204.6U CN209248380U (en) | 2019-01-23 | 2019-01-23 | A kind of electricity-getting switch control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209248380U true CN209248380U (en) | 2019-08-13 |
Family
ID=67536688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920125204.6U Expired - Fee Related CN209248380U (en) | 2019-01-23 | 2019-01-23 | A kind of electricity-getting switch control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209248380U (en) |
-
2019
- 2019-01-23 CN CN201920125204.6U patent/CN209248380U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190813 Termination date: 20220123 |