CN216905373U - Switch with a switch body - Google Patents
Switch with a switch body Download PDFInfo
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- CN216905373U CN216905373U CN202220350986.5U CN202220350986U CN216905373U CN 216905373 U CN216905373 U CN 216905373U CN 202220350986 U CN202220350986 U CN 202220350986U CN 216905373 U CN216905373 U CN 216905373U
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- switch
- circuit
- input end
- live wire
- control unit
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Abstract
The utility model discloses a switch, which comprises a switch panel, a small night lamp, a photosensitive sensor, a switch K1 and a printed circuit board, wherein the switch panel is arranged on the small night lamp; the input end of the switch K1 is connected with a live wire, and the output end of the switch K1 is connected with the power supply live wire input end of the electric device; the power input end of the printed circuit board is connected with a live wire, the output end of the printed circuit board is connected with the power live wire input end of the power utilization device through the output end of the switch K1, and the power input end of the power utilization device is connected with a zero line through an internal circuit of the power utilization device to supply power to the whole printed circuit board; the printed circuit board is provided with a rectification voltage reduction circuit and a control unit; rectification step-down circuit is little night-light, photosensitive induction ware power supply, little night-light, photosensitive induction ware respectively with the control unit electric connection, the little night-light of signal control that the control unit given according to photosensitive induction ware lights out. Through setting up little night-light, photosensitive inductor on the switch, little night-light can light the illumination automatically evening, and the people of being convenient for go to the lavatory evening.
Description
Technical Field
The present invention relates to a switch.
Background
The bathroom heater is a device installed in a bathroom for heating during bathing, and is generally controlled by a special switch. The existing switches are only provided with control keys, so that the existing switches cannot be seen and are inconvenient to use when people go to the toilet at any night. Also have the wall switch of taking little night-light in the market now, because in the time of fitment in the reality, general wall switch all is the single live wire of drawing, just so need discharge a zero line again in addition, or use series resistance mode partial pressure to get the electricity, but the power consumption hardly adapts to the electrical apparatus of using of different power.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a switch to solve the above-mentioned problems.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a switch comprises a switch panel, a small night lamp, a photosensitive sensor, a switch K1 and a printed circuit board; the input end of the switch K1 is connected with a live wire, and the output end of the switch K1 is connected with the power supply live wire input end of the electric device; the power input end of the printed circuit board is connected with a live wire, the output end of the printed circuit board is connected with the power live wire input end of the electric device through the output end of the switch K1, and the printed circuit board is integrally powered through the connection of an internal circuit of the electric device with a zero line; a rectification voltage reduction circuit and a control unit are arranged on the printed circuit board; the rectification voltage reduction circuit supplies power to the small night lamp and the photosensitive sensor, the small night lamp and the photosensitive sensor are respectively electrically connected with the control unit, and the control unit controls the small night lamp to be on or off according to signals given by the photosensitive sensor.
Furthermore, a plurality of keys are arranged on the switch panel, and a linkage device is arranged among the keys.
Further, still include human sensor, human sensor and the control unit electric connection, the little night-light of the signal control that the control unit given according to photosensitive sensor, human sensor goes out.
Further, the switch K1 is a mechanical switch.
Furthermore, the input end of the rectification voltage reduction circuit is connected with the live wire, and the output end of the rectification voltage reduction circuit is connected with the power supply live wire input end of the electric device through the output end of the switch K1.
Further, the rectification voltage reduction circuit comprises a full-bridge rectification circuit, the full-bridge rectification circuit is composed of four diodes D1-D4, a power input end is connected between D4 and D3, a live wire is connected between D1 and D2, and a power output end is connected with an output end of the switch K1; the positive pole of the low-voltage direct current power supply between D2 and D3 is connected with the next-stage circuit, and the negative pole of the low-voltage direct current power supply between D1 and D4 is connected with the next-stage circuit.
Further, the rectification step-down circuit also comprises a resistance-capacitance step-down circuit arranged between the live wire and the full-bridge rectification circuit, and the resistance-capacitance step-down circuit comprises a capacitor C1 and a resistor R1 which are connected in parallel.
Furthermore, a linear voltage stabilizing circuit is arranged on the printed circuit board, the input end of the linear voltage stabilizing circuit is connected with the anode of the low-voltage direct current power supply of the full-bridge rectifying circuit, and the output end of the linear voltage stabilizing circuit is connected with the control unit.
Further, the positive pole of the small night lamp is connected between D2 and D3, and the negative pole of the small night lamp is connected with the control unit.
The electric device is any one or more of a bathroom heater, a refrigeration appliance, an air-conditioning appliance, a cleaning appliance, a kitchen appliance, an electric warming appliance and an audio-visual appliance.
Furthermore, the electric device can be selected from a bathroom heater, or other electric appliances such as a fan, a lamp and an air conditioner.
Compared with the prior art, the utility model has the beneficial effects that:
the small night lamp is arranged on the switch, so that the small night lamp can automatically light up at night, and the LED night lamp is very convenient and practical; the small night lamp is connected with the zero line through the high-power resistor of the electric device after the electricity is obtained through bridge pile voltage division, so that the small power lighting of the small night lamp is realized, and the normal work of the electric device is not influenced.
Drawings
Fig. 1 is a schematic circuit diagram according to a first embodiment of the present invention.
Fig. 2 is a schematic circuit diagram of a weak current portion according to a first embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a linkage device according to a first embodiment of the utility model.
Detailed Description
The utility model is described in detail below with reference to the figures and the embodiments.
Example one
Referring to fig. 1, a switch comprises a switch panel, a small night lamp, a photosensitive sensor, a switch K1 and a printed circuit board; the input end of the switch K1 is connected with a live wire, and the output end of the switch K1 is connected with the power supply live wire input end of the electric device; the power input end of the printed circuit board is connected with a live wire, the output end of the printed circuit board is connected with the power live wire input end of the electric device through the output end of the switch K1, and the printed circuit board is integrally powered through the connection of an internal circuit of the electric device with a zero line; a rectification voltage reduction circuit and a control unit are arranged on the printed circuit board; the rectification voltage reduction circuit supplies power to the small night lamp and the photosensitive sensor, the small night lamp and the photosensitive sensor are respectively electrically connected with the control unit, and the control unit controls the small night lamp to be on or off according to signals given by the photosensitive sensor.
In this embodiment, the switch panel is provided with a plurality of keys, and a linkage device is further arranged among the keys; the key comprises a key board and a bracket, wherein the key board and the bracket are integrally arranged; as shown in fig. 3, one key is provided with a first latch 1, and the other adjacent key is provided with a second latch 2 adapted to the first latch 1.
In this embodiment, still include human sensor, human sensor and the control unit electric connection, the little night-light of signal control that the control unit given according to photosensitive sensor, human sensor is bright going out.
In this embodiment, the switch K1 is a mechanical switch.
In this embodiment, the live wire is connected to rectification step-down circuit's input, and the power live wire input of power consumption device is connected through switch K1's output to rectification step-down circuit's output.
In this embodiment, the rectification voltage-reduction circuit includes a full-bridge rectification circuit, which is composed of four diodes D1-D4, a power input end between D4 and D3 is connected to a live wire, and a power output end between D1 and D2 is connected to an output end of the switch K1; the positive pole of the low-voltage direct current power supply between D2 and D3 is connected with the next-stage circuit, and the negative pole of the low-voltage direct current power supply between D1 and D4 is connected with the next-stage circuit.
In this embodiment, the rectification buck circuit further includes a resistance-capacitance buck circuit disposed between the live line and the full-bridge rectification circuit, and the resistance-capacitance buck circuit includes a capacitor C1 and a resistor R1 connected in parallel.
In this embodiment, the printed circuit board is further provided with a linear voltage stabilizing circuit, an input end of the linear voltage stabilizing circuit is connected to an anode of a low-voltage direct-current power supply of the full-bridge rectification circuit, and an output end of the linear voltage stabilizing circuit is connected to the control unit.
In this embodiment, the positive electrode of the small night lamp is connected between D2 and D3, and the negative electrode of the small night lamp is connected to the control unit.
The working principle is as follows:
one, switch K1 is closed, and resistance-capacitance step-down circuit and full-bridge rectifier circuit are all by the short circuit out of work this moment, and full-bridge rectifier circuit does not have voltage output, consequently, relies on little night-light circuit, linear voltage stabilizing circuit, little night-light on-off control circuit, infrared induction control circuit, photosensitive induction control circuit of full-bridge rectifier circuit power supply all not work. In summary, with switch K1 closed, the small night light is not operated.
Two, switch K1 normally opens, full-bridge rectifier circuit work, the alternating current is through exchanging the commercial power behind resistance-capacitance step-down circuit step-down and full-bridge rectifier circuit rectification, output low voltage direct current, LDO output DVV, daytime, the light responds to resistance sensing light, give the corresponding signal of singlechip U1, singlechip U1 input has logic program, judge for daytime or have the lamp illumination, little night-light need not be lighted this moment, therefore, singlechip U1's eighth foot output low level, triode Q1 ends, little night-light is not bright, no matter this moment infrared induction circuit whether detects the human body. In summary, when the switch K1 is normally open and during daytime or with a light, the small night light is not operated.
Three, switch K1 normally opens, evening or little night-light around the dark not have light, at this moment, photosensitive induction circuit at first senses little night-light around light not enough, gives singlechip U1 signal, infrared induction circuit is sensing around someone, judge this moment and need little night-light illumination, singlechip U1's eighth foot output high level, triode Q1 switches on, little night-light work. In conclusion, when switch K1 is normally open and little night-light is dark around not having light, little night-light can be when infrared detects the human body, the little night-light of lighting.
Example two
In this embodiment, the switch panel is provided with a plurality of keys, and a linkage device is further arranged among the keys; the button comprises a button plate and a support, the button plate and the support are arranged in a split mode, and the linkage device is arranged on the button plate.
The rest of this embodiment is the same as the first embodiment, and will not be described herein again.
EXAMPLE III
In this embodiment, the switch panel is provided with a plurality of keys, and a linkage device is further arranged among the keys; the button includes keypad and support, and keypad and support components of a whole that can function independently set up, and aggregate unit sets up on the support.
The rest of this embodiment is the same as the first embodiment, and will not be described herein again.
As a further explanation of the electric device, the electric device is any one or more of a bathroom heater, a light fixture, a refrigeration appliance, an air conditioning appliance, a cleaning appliance, a kitchen appliance, an electric heating appliance, and an audio-visual appliance.
Wherein, refrigeration appliance includes: refrigerators, freezers, cold drinks, etc.;
the air conditioner electric appliance includes: room air conditioners, electric fans, ventilation fans, air coolers, air humidifiers, air dehumidifiers, and the like;
the cleaning appliance includes: washing machines, clothes dryers, and the like;
the kitchen appliances comprise an electric stove, a microwave oven, an electromagnetic stove, an electric oven, an electric cooker, a dish-washing machine and the like;
the electric warming device comprises an electric blanket, an electric quilt, a warmer and the like;
the audio and video electrical appliances comprise a television, a radio, a video recorder, a combined sound box and the like;
the electric appliances can be controlled by a switch.
Specifically, the electric device can be selected as a bathroom heater.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the above embodiments do not limit the present invention in any way, and all technical solutions obtained by using equivalent alternatives or equivalent variations fall within the scope of the present invention.
Claims (10)
1. A switch, characterized by: comprises a switch panel, a small night lamp, a photosensitive sensor, a switch K1 and a printed circuit board; the input end of the switch K1 is connected with a live wire, and the output end of the switch K1 is connected with the power supply live wire input end of the electric device; the power input end of the printed circuit board is connected with a live wire, the output end of the printed circuit board is connected with the power live wire input end of the electric device through the output end of the switch K1, and the printed circuit board is integrally powered through the connection of an internal circuit of the electric device and a zero line; a rectification voltage reduction circuit and a control unit are arranged on the printed circuit board; the rectification voltage reduction circuit supplies power to the small night lamp and the photosensitive sensor, the small night lamp and the photosensitive sensor are respectively electrically connected with the control unit, and the control unit controls the small night lamp to be on or off according to signals given by the photosensitive sensor.
2. A switch according to claim 1, wherein: the switch panel is provided with a plurality of keys, and a linkage device is arranged among the keys.
3. A switch according to claim 1, wherein: still include human sensor, human sensor and the control unit electric connection, the little night-light of signal control that the control unit given according to photosensitive sensor, human sensor goes out.
4. A switch according to claim 1, wherein: the switch K1 is a mechanical switch.
5. A switch according to claim 1, wherein: the input end of the rectification voltage reduction circuit is connected with the live wire, and the output end of the rectification voltage reduction circuit is connected with the power supply live wire input end of the electric device through the output end of the switch K1.
6. A switch according to claim 1, wherein: the electric device is any one or more of a bathroom heater, a refrigeration appliance, an air-conditioning appliance, a cleaning appliance, a kitchen appliance, an electric warming appliance and an audio-visual appliance.
7. A switch according to claim 5, characterized in that: the rectification voltage reduction circuit comprises a full-bridge rectification circuit, the full-bridge rectification circuit consists of four diodes D1-D4, a power input end is connected between D4 and D3, a live wire is connected between D1 and D2, and a power output end is connected with an output end of a switch K1; the positive pole of the low-voltage direct current power supply between D2 and D3 is connected with the next-stage circuit, and the negative pole of the low-voltage direct current power supply between D1 and D4 is connected with the next-stage circuit.
8. A switch according to claim 6, characterized in that: the rectification step-down circuit further comprises a resistance-capacitance step-down circuit arranged between the live wire and the full-bridge rectification circuit, and the resistance-capacitance step-down circuit comprises a capacitor C1 and a resistor R1 which are connected in parallel.
9. A switch according to claim 6, characterized in that: the input end of the linear voltage stabilizing circuit is connected with the anode of a low-voltage direct-current power supply of the full-bridge rectifying circuit, and the output end of the linear voltage stabilizing circuit is connected with the control unit.
10. A switch according to claim 6, characterized in that: the positive pole of the small night lamp is connected between D2 and D3, and the negative pole of the small night lamp is connected with the control unit.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121548089 | 2021-07-08 | ||
| CN2021215480897 | 2021-07-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216905373U true CN216905373U (en) | 2022-07-05 |
Family
ID=82185157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220350986.5U Active CN216905373U (en) | 2021-07-08 | 2022-02-22 | Switch with a switch body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216905373U (en) |
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2022
- 2022-02-22 CN CN202220350986.5U patent/CN216905373U/en active Active
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