CN214315226U - Touch button switch - Google Patents
Touch button switch Download PDFInfo
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- CN214315226U CN214315226U CN202120272316.1U CN202120272316U CN214315226U CN 214315226 U CN214315226 U CN 214315226U CN 202120272316 U CN202120272316 U CN 202120272316U CN 214315226 U CN214315226 U CN 214315226U
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- button switch
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Abstract
A touch button switch. The method is characterized in that: the circuit board is provided with a central processing unit which is connected with the touch sensing panel and used for receiving the touch sensing signal and outputting a control signal according to the touch sensing signal; the control circuit is connected with the central processing unit, is connected with the normally closed circuit and the normally open circuit and is used for receiving a control signal of the central processing unit and controlling the normally closed circuit and the normally open circuit to work; the indicating circuit comprises a first indicating lamp and a second indicating lamp, is connected with the central processing unit and is used for indicating normal open and normal close work; and the power supply circuit is connected with the central processing unit and is used for providing working power supply. Its advantage lies in, sets up normally closed circuit and normally open the circuit simultaneously, and application range is wider, and first pilot lamp and second pilot lamp can bring better indicating effect to its operating condition moreover.
Description
Technical Field
The utility model relates to a button switch, concretely relates to touch button switch.
Background
The button switch is a switch which controls the movable contact and the fixed contact to be connected or disconnected by pushing a transmission mechanism by a button and realizes circuit switching, and is widely used in an electric automatic control circuit.
The existing button switch mainly utilizes the action of a movable contact to realize the connection and disconnection of a circuit during working, and has the following technical defects during use: 1, because the movable contact and the fixed contact which adopt mechanical structures have more parts and higher assembly requirements. When the existing button switch is used in an environment with high air humidity, the requirement on sealing performance is high, and inconvenience is brought to processing. Therefore, the touch-sensitive button switch is produced.
For example, the chinese utility model patent (CN 206135872U) discloses a touch-sensitive button switch, which encapsulates a circuit board in a housing, when in use, when touching or approaching a touch panel with a hand, the touch switch circuit is turned on, the light emitting diode emits light and is transmitted by a transparent sleeve, and the switch is turned on; when the touch panel is touched or approached by hands again, the touch switch circuit is disconnected, the light-emitting diode is turned off, and the switch is disconnected. Because no moving metal contact is arranged, discharge can not be generated, the control is accurate, no mechanical abrasion exists, and copper resources are saved. The sealing device has the characteristics of simple structure, convenience in processing and good sealing performance.
However, the touch-sensitive button switch only includes one switch circuit, and has a single function and a small application range, and cannot meet various different working requirements.
SUMMERY OF THE UTILITY MODEL
In order to overcome the deficiency of the background art, the utility model provides a touch button switch.
The utility model discloses the technical scheme who adopts: the touch button switch comprises a shell, wherein a base is arranged at the bottom of the shell, a transparent cover plate is arranged at the upper end of the shell, a touch induction panel is arranged on the transparent cover plate, a circuit board is arranged in the shell, and a circuit board is arranged on the circuit board
The central processing unit is connected with the touch sensing panel and used for receiving the touch sensing signal and outputting a control signal according to the touch sensing signal;
the control circuit is connected with the central processing unit, is connected with the normally closed circuit and the normally open circuit and is used for receiving a control signal of the central processing unit and controlling the normally closed circuit and the normally open circuit to work;
the indicating circuit comprises a first indicating lamp and a second indicating lamp, is connected with the central processing unit and is used for indicating normal open and normal close work;
and the power supply circuit is connected with the central processing unit and is used for providing working power supply.
The first indicator light and the second indicator light are both light emitting diodes, and the first indicator light and the second indicator light are connected in parallel and are arranged oppositely.
The first indicator light is a red light, and the second indicator light is a green light.
The power supply circuit comprises
The alternating current-direct current conversion circuit is used for converting input alternating current into direct current;
and the voltage conversion circuit converts the direct current output by the alternating current-direct current conversion circuit into working voltage of the central processing unit, the control circuit and the indicating circuit.
The alternating current-direct current conversion circuit comprises a rectifier bridge, the rectifier bridge is connected with a power line, the power line penetrates out of the bottom of the base, and the direct current output end of the rectifier bridge is connected with the input end of the voltage conversion circuit.
The voltage conversion circuit comprises a power conversion chip, two input ends of the power conversion chip are respectively connected with the output end of the alternating current-direct current conversion circuit, and the output end of the power conversion chip is respectively connected with the central processing unit and the control circuit.
The middle part of transparent cover plate is formed with the mounting groove that is the T type, the touch-sensitive panel inlays to be established in the mounting groove.
The outer side wall of the shell is provided with external threads.
The utility model has the advantages that: scheme more than adopting sets up normally closed circuit and normally open the circuit simultaneously, and application range is wider, sets up first pilot lamp and second pilot lamp moreover, can bring better indicating effect to its operating condition.
Drawings
Fig. 1 is a cross-sectional view of a touch button switch according to an embodiment of the present invention.
Fig. 2 is a top view of a touch button switch according to an embodiment of the present invention.
Fig. 3 is a circuit diagram of a touch button switch according to an embodiment of the present invention.
Detailed Description
The embodiments of the present invention will be further explained with reference to the accompanying drawings:
as shown in fig. 1-2, a touch button switch includes a housing 1, a base 2, a transparent cover 3, a touch sensing panel 4, and a circuit board 5.
The touch button switch is characterized in that the shell 1 is cylindrical, external threads 11 are formed on the outer side wall of the shell, the touch button switch is convenient to integrally mount, the base 2 is arranged at the bottom of the shell 1, the transparent cover plate 3 is arranged at the upper end of the shell 1, a sealing space is formed among the shell 1, the base 2 and the transparent cover plate 3, and the circuit board 5 is arranged in the sealing space.
As shown in fig. 3, the circuit board 5 is provided with a central processing unit D2, a control circuit, an indication circuit, and a power supply circuit.
The central processing unit D2 is connected to the touch sensing panel 4, and is configured to receive the touch sensing signal and output different control signals according to different touch sensing signals, for example, a short press on the touch sensing panel and a long press on the touch sensing panel can provide different control signals.
The control circuit is connected with central processing unit D2 to normally closed circuit and normally open circuit, and the control circuit can be according to the work of control signal control normally closed circuit and the normally open circuit that central processing unit D2 sent, sets up normally closed circuit and normally open circuit simultaneously, has improved its range of application greatly.
The indicating line comprises a first indicating lamp D3 and a second indicating lamp D4, the first indicating lamp D3 and the second indicating lamp D4 are both light emitting diodes, the first indicating lamp D3 and the second indicating lamp D4 are connected in parallel and are arranged oppositely, when the first indicating lamp D3 is turned on, the second indicating lamp D4 is turned off, when the second indicating lamp D4 is turned on, the first indicating lamp D3 is turned off, and the first indicating lamp D3 and the second indicating lamp D4 are turned on or turned off by utilizing the fact that the light emitting diodes are of one-way conductivity. For convenience of distinguishing, the first indicator light D3 is a red light, the second indicator light D4 is a green light, corresponding indication can be given according to the working state of the indicator light, and the effect is better.
The power circuit is used for providing a working power supply and comprises an alternating current-direct current conversion circuit and a voltage conversion circuit.
The alternating current-direct current conversion circuit is used for converting input alternating current into direct current and comprises a rectifier bridge D1, the input end of the rectifier bridge D1 is connected with a power line, and the direct current output end of the rectifier bridge D1 is connected with the input end of the voltage conversion circuit.
The voltage conversion circuit is used for converting direct current output by the alternating current-direct current conversion circuit into working voltage of the central processing unit D2, a control circuit and an indication circuit, the voltage conversion circuit comprises a power conversion chip L1, two input ends of the power conversion chip L1 are respectively connected with the output end of the alternating current-direct current conversion circuit, and the output end of the power conversion chip L1 is respectively connected with the control circuit of the central processing unit D2.
Through rectifier bridge D1 and power conversion chip L1, can be applicable to different mains voltage, improve its working range greatly for its accommodation is wider. For example, different voltage ranges of converting AC to DC 6V-24V, AC to DC 36V-220V, AC85-265V and the like can be realized, and electrodeless wiring can be realized, so that the wiring operation is more convenient.
The ultra-long working range between 6V and 265V is realized by arranging the voltage conversion circuit, so that the application range is wider.
When the touch button switch is used, when the power is switched on, the first indicator lamp D3 lights, when the touch induction panel 4 is touched by hands, the touch time is less than 20ms, then the first indicator lamp D3 lights, the second indicator lamp D4 lights, the normally open point on the normally open circuit of the control circuit control is switched on at the same time, the normally closed point of the normally closed circuit is switched off, when the touch induction panel 4 is touched by hands again, the touch time is less than 20ms, then the second indicator lamp D4 lights, the first indicator lamp D3 lights, the normally open point on the normally open circuit of the control circuit control is switched off at the same time, and the normally closed point of the normally closed circuit is switched on.
When the touch sensing panel 4 is touched by a hand, and the touch time is longer than 20ms, then in the duration of keeping the touch, the first indicator light D3 goes out, the second indicator light D4 lights up, the normally open point on the normally open circuit of the control circuit control is switched on at the same time, the normally closed point of the normally closed circuit is switched off, when the hand leaves the touch sensing panel 4, the second indicator light D4 goes out, the first indicator light D3 lights up, the normally open point on the normally open circuit of the control circuit control is switched off at the same time, and the normally closed point of the normally closed circuit is switched on.
Adopt above-mentioned scheme, set up normally closed circuit and normally open the circuit simultaneously, application range is wider, sets up first pilot lamp and second pilot lamp moreover, can bring better indicating effect to its operating condition.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
The skilled person should understand that: although the present invention has been described in accordance with the above embodiments, the inventive concept is not limited to this embodiment, and any modification of the inventive concept will be included in the scope of the patent claims.
Claims (8)
1. The utility model provides a touch button switch, includes shell (1), shell (1) bottom is equipped with base (2), shell (1) upper end is equipped with transparent cover plate (3), be equipped with touch-sensitive panel (4) on transparent cover plate (3), its characterized in that: a circuit board (5) is arranged in the shell (1), and a circuit board (5) is arranged on the circuit board (5)
The central processing unit is connected with the touch sensing panel (4) and is used for receiving the touch sensing signal and outputting a control signal according to the touch sensing signal;
the control circuit is connected with the central processing unit, is connected with the normally closed circuit and the normally open circuit and is used for receiving a control signal of the central processing unit and controlling the normally closed circuit and the normally open circuit to work;
the indicating circuit comprises a first indicating lamp and a second indicating lamp, is connected with the central processing unit and is used for indicating normal open and normal close work;
and the power supply circuit is connected with the central processing unit and is used for providing working power supply.
2. The touch button switch of claim 1, wherein: the first indicator light and the second indicator light are both light emitting diodes, and the first indicator light and the second indicator light are connected in parallel and are arranged oppositely.
3. The touch button switch of claim 1 or the above, wherein: the first indicator light is a red light, and the second indicator light is a green light.
4. The touch button switch of claim 1, wherein: the power supply circuit comprises
The alternating current-direct current conversion circuit is used for converting input alternating current into direct current;
and the voltage conversion circuit converts the direct current output by the alternating current-direct current conversion circuit into working voltage of the central processing unit, the control circuit and the indicating circuit.
5. The touch button switch of claim 4, wherein: the alternating current-direct current conversion circuit comprises a rectifier bridge, the input end of the rectifier bridge is connected with a power line, and the direct current output end of the rectifier bridge is connected with the input end of the voltage conversion circuit.
6. The touch button switch of claim 4, wherein: the voltage conversion circuit comprises a power conversion chip, two input ends of the power conversion chip are respectively connected with the output end of the alternating current-direct current conversion circuit, and the output end of the power conversion chip is respectively connected with the central processing unit and the control circuit.
7. The touch button switch of claim 1, wherein: the middle part of transparent cover plate (3) is formed with mounting groove (31) that are the T type, touch-sensitive panel (4) are inlayed and are established in mounting groove (31).
8. The touch button switch of claim 1, wherein: the outer side wall of the shell (1) is provided with an external thread (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120272316.1U CN214315226U (en) | 2021-02-01 | 2021-02-01 | Touch button switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120272316.1U CN214315226U (en) | 2021-02-01 | 2021-02-01 | Touch button switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214315226U true CN214315226U (en) | 2021-09-28 |
Family
ID=77831826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120272316.1U Active CN214315226U (en) | 2021-02-01 | 2021-02-01 | Touch button switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214315226U (en) |
-
2021
- 2021-02-01 CN CN202120272316.1U patent/CN214315226U/en active Active
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