CN212461459U

CN212461459U - Non-contact button

Info

Publication number: CN212461459U
Application number: CN202022070537.9U
Authority: CN
Inventors: 陈思勳
Original assignee: Baolian Industry Co ltd
Current assignee: Baolian Industry Co ltd
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-02-02
Anticipated expiration: 2030-09-18

Abstract

The utility model relates to the technical field of control buttons, in particular to a non-contact type button, which comprises a button cap, a base and an internal sensing and controlling component, wherein the sensing and controlling component comprises a control circuit board and a proximity sensor, and the proximity sensor can send a triggering sensing signal to the control circuit board and further output a triggering switch signal to controlled equipment; the upper portion and the button cap butt of feeling accuse subassembly, the lower part carries out elastic connection and is equipped with down ejector pin through reset spring and base, corresponds on the base and is equipped with micro-gap switch, enables its elasticity downstream that overcomes reset spring and then drives the ejector pin and trigger micro-gap switch and then to being controlled equipment output trigger switch signal through pressing down the button cap. The utility model discloses non-contact button can enough come operating button through the non-contact mode to realize that the switch switches on to avoid the risk that user direct contact brought, can come operating button through the contact pressing mode again and realize that the switch switches on, the user can select the operation mode according to actual need, and it is nimble convenient to use.

Description

Non-contact button

Technical Field

The utility model relates to a control button technical field specifically is non-contact button.

Background

Many devices are provided with control buttons for operating the devices, such as amusement machines, industrial machines, etc. However, conventional control buttons require direct user contact with the button to activate the button, which increases the risk of the control button transmitting dangerous pathogens to the human body, particularly for equipment located in public places, and also increases the risk of cross-contamination.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defect that exists among the prior art, the utility model discloses a task is to provide non-contact button, and this non-contact button can enough be controlled the button through the non-contact mode and realize the switch and switch on to avoid the risk that user direct contact brought, can control the button again through the contact pressing mode and realize the switch and switch on, and two kinds of modes are independent mutually, and the user can select the operation mode according to actual need, and it is nimble convenient to use.

The utility model discloses the task is realized through following technical scheme:

the non-contact type button comprises a button cap and a base, wherein the button cap is movably arranged on the base and can move up and down relative to the base, a sensing and controlling assembly is arranged in a containing space enclosed by the button cap and the base and comprises a mounting frame, a control circuit board arranged on the mounting frame and a proximity sensor capable of sensing a control object which is positioned outside the button cap and enters a trigger sensing distance of the button cap and generating a trigger sensing signal, the proximity sensor is electrically connected with the input end of the control circuit board so as to send the trigger sensing signal to the control circuit board, and the output end of the control circuit board is provided with a first signal line or a first connector used for outputting a trigger switch signal to a controlled device; the upper portion of mounting bracket and the inboard butt of button cap or be connected, the lower part of mounting bracket carries out elastic connection and be equipped with the protruding ejector pin that stretches down through reset spring and base, and the position that corresponds the ejector pin on the base is equipped with micro-gap switch, can drive the mounting bracket through pressing the button cap and make its elasticity downstream of overcoming reset spring and then drive the ejector pin and trigger micro-gap switch, and micro-gap switch's output is equipped with the second signal line or the second that are used for exporting trigger switch signal to controlled equipment.

Preferably, the output of control circuit board still electricity is connected with the light source subassembly, and the light source subassembly is located accommodation space the button cap or in the base, thereby the output electricity of control circuit board connects the light source subassembly and can control the operating condition of light source subassembly, the light that the light source subassembly sent can pass through base or button cap and see out.

Preferably, the light source assembly is a light source assembly with at least three different light-emitting effects, wherein the three light-emitting effects are respectively a standby light-emitting effect, a to-be-triggered light-emitting effect and a triggered light-emitting effect, the proximity sensor further has an identification sensing distance, the trigger sensing distance is smaller than the identification sensing distance, the trigger sensing distance is set to be L1, the identification sensing distance is set to be L2, and the actual distance from the control object to the proximity sensor is set to be L; when L is more than L2, the proximity sensor does not generate a sensing signal, and the control circuit board controls the light-emitting effect of the light source component to be a standby light-emitting effect; when L is more than L1 and less than or equal to L2, the control object is in the sensing area to be triggered, the proximity sensor generates a sensing signal to be triggered, and the control circuit board controls the light-emitting effect of the light source assembly to be the light-emitting effect to be triggered; and when L is less than or equal to L1, the control object is in the trigger induction area, the proximity sensor generates a trigger induction signal, the control circuit board controls the light-emitting effect of the light source assembly to be a trigger light-emitting effect, and the trigger switch signal is output to the controlled equipment through the first signal line.

Preferably, the control circuit board is further provided with a delay control module, and the control circuit board controls the light source assembly to emit light and output a trigger switch signal to the controlled device after the trigger sensing signal is emitted and the duration time exceeds the preset time T through the control of the delay control module.

Preferably, the light source subassembly is for setting up a plurality of LED lamp pearls on the control circuit board, a plurality of LED lamp pearls along control circuit board's circumference interval distribution, the luminous effect of standby does: all the LED lamp beads are lightened, the color is circularly changed, and the colorful marquee effect is presented; the light emitting effect to be triggered is as follows: the LED lamp beads are sequentially lightened one by one in a clockwise or anticlockwise direction sequence along with the approach of the control object to the proximity sensor, and the LED lamp beads are sequentially extinguished one by one in an opposite direction sequence along with the distance of the control object from the proximity sensor; the trigger light-emitting effect is as follows: all the LED lamp beads are normally on or normally on after flickering for a preset number of times within a preset time.

Preferably, at least one of the standby lighting effect, the lighting effect to be triggered, and the trigger lighting effect is adjustable, and at least one of the trigger sensing distance L1 and the identification sensing distance L2 is adjustable.

Preferably, control circuit board fixed mounting is in on the mounting bracket, thereby control circuit board and/or the mounting bracket transversely sets up will accommodation space separates for upper portion accommodation space and lower part accommodation space, proximity sensor is fixed to be set up control circuit board's upper surface, the light source subassembly is fixed to be set up control circuit board's lower surface and expose out through the lamp hole on the mounting bracket in the lower part accommodation space, the material of base side is for seeing through the visible light material, proximity sensor is infrared ray sensor, the material of button cap is for seeing through the infrared ray and see through the visible light material not.

Preferably, the upper surface of the base is provided with a vertical mounting groove, the lower part of the side wall of the mounting groove is circumferentially provided with a plurality of bayonets, the side wall of the button cap is inserted into the mounting groove, the side wall of the button cap is attached to the side wall of the mounting groove so as to be capable of sliding up and down relative to the base under the guidance of the side wall of the mounting groove, and the lower part of the side wall of the button cap extends out of a plurality of elastic clamping hooks corresponding to the bayonets so as to be capable of being detachably connected with the base and; the mounting frame is of an umbrella-shaped structure, and the side edge of the mounting frame is provided with a skirt part extending downwards so as to prevent light emitted by the light source assembly from penetrating into the upper accommodating space from a gap between the mounting frame and the button cap; the lower part of mounting bracket is through the even a plurality of that sets up along circumference reset spring carries out elastic connection with the base, still is equipped with the spring holder that is used for spacing reset spring on mounting bracket and/or the base, and the centre of mounting bracket is equipped with the downwardly protruding stretch the ejector pin, the upper portion of mounting bracket still are equipped with bone position cramp in the middle of the anti-interference, and bone position cramp is domes in the middle of the anti-interference is detained on the upper portion of bone position cramp in the middle of the anti-interference proximity sensor, the lower extreme passes control circuit board with the mounting bracket is together fixed, and the top of bone position cramp in the middle of the anti-interference is used for the.

Preferably, the base is provided with a hollow threaded sleeve extending downwards, the microswitch is fixedly mounted inside the hollow threaded sleeve, and the non-contact button further comprises a bottom gasket which is positioned at the lower part of the base and is fixed on the base through a nut matched with the hollow threaded sleeve.

Preferably, the button cap is made of an antibacterial material, or an antibacterial layer is arranged on the outer side of the button cap.

Compared with the prior art, the utility model discloses non-contact button has following advantage: firstly, the non-contact button can be operated and controlled in a non-contact mode to realize switch conduction so as to avoid risks brought by direct contact of a user, and can be operated and controlled in a contact pressing mode to realize switch conduction, the two modes are independent, the user can select an operation mode according to actual needs, and the use is flexible and convenient; when the risk of direct contact is high, a user can operate the button in a non-contact mode, only an operation object (a hand or other objects of the user) needs to be placed outside the button cap and enters a trigger sensing distance of the proximity sensor, the proximity sensor can generate a trigger sensing signal to the control circuit board, and the control circuit board can output a trigger switch signal to the controlled equipment through the first signal line, so that the switch conduction is realized; when the risk of direct contact is less, the user can adopt the contact mode of pressing to control the button and realize the switch and switch on to obtain better operation experience. The proximity sensor has a triggering induction distance and a recognition induction distance, so that the luminous effect of the light source assembly can also change along with the change of the distance between the object to be controlled and the proximity sensor, when a user controls the button in a non-contact mode, the control state can be judged clearly and accurately, and the control accuracy and the use experience are improved. And by arranging the delay control module, objects which accidentally enter the triggering induction range of the proximity sensor for a short time can not generate triggering induction signals, so that false triggering can be effectively avoided. Fourthly, the standby luminous effect is set to be the colorful marquee effect, and the visual effect is good; the setting is waited to trigger luminous effect and is changed for the distance along with controlling the thing, and each lamp pearl is lighted one by one or is extinguished in proper order, and not only visual effect is good, can play the prompt role moreover, and the user of being convenient for more accurately judges and controls the state. The accommodating space is divided into an upper accommodating space and a lower accommodating space which are mutually independent through the control circuit board or the mounting rack, the infrared sensor is arranged in the upper accommodating space, the light source assembly is arranged in the lower accommodating space, so that light emitted by the light source assembly cannot interfere with the infrared sensor, the button cap is made of a material which is transparent to infrared rays and opaque to visible light, and interference of external visible light (including external light, sunlight and the like) on the infrared sensor can be avoided or weakened. The button cap and the mounting groove are attached to each other through the circumferential vertical side wall for guiding, the movement structure is stable, transverse shaking is not easy, the button cap and the mounting groove are detachably connected and limited through the matching of the bayonet and the elastic clamping hook, and the button cap is convenient to assemble and disassemble; the mounting rack is of an umbrella-shaped structure, and light emitted by the light source assembly can be prevented from penetrating into the upper accommodating space from a gap between the mounting rack and the button cap through the skirt portion extending downwards, so that the structure is simple, and the influence of light on the infrared proximity sensor can be further reduced; mounting bracket upper portion is equipped with anti-interference middle bone position cramp, can be in the same place proximity sensor, control circuit board and mounting bracket are fixed, and can protect proximity sensor. And the hollow threaded sleeve extending downwards is arranged on the base, so that the push button can be mounted, and the micro switch can be conveniently accommodated and protected. The material that set up the button cap is antibiotic material, perhaps the outside of button cap is equipped with antibiotic layer, pathogen transmission risk when can effectively avoiding or restrain contact operation. And the button cap, the base and the sensing and controlling assembly are mutually separated independent structures, so that the design and manufacturing cost is low, the assembly is simple and convenient, the stress and force conduction is uniform and reliable, and the structure is stable and durable.

The conception, the specific structure and the effects of the present invention will be further described with reference to the accompanying drawings, so as to fully understand the objects, the features and the effects of the present invention.

Drawings

FIG. 1 is a schematic view of the internal structure of the non-contact button of the present invention;

FIG. 2 is an exploded view of the non-contact button of the present invention;

fig. 3 is a schematic diagram of two sensing regions of the proximity sensor in the non-contact button of the present invention.

Wherein: button cap 1, elasticity pothook 11, base 2, mounting groove 21, bayonet 211, hollow thread sleeve 22, upper portion accommodation space 31, lower part accommodation space 32, mounting bracket 41, ejector pin 411, skirt portion 412, anti-interference middle bone position cramp 413, screw 414, control circuit board 42, proximity sensor 43, first signal line 421, reset spring 5, spring holder 51, micro-gap switch 6, second signal line 61, LED lamp pearl 7, bottom packing ring 8, nut 9.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the description of the specific embodiments is intended to be illustrative only and is not intended to be limiting.

It will be understood that when an element is referred to as being "connected" or "abutting" another element, it can be directly connected or abutting the other element or be indirectly connected or abutting the other element through intervening elements. Also, the terms "upper", "lower", "left", "right", "upper", "lower", "lateral", "vertical", and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

As shown in fig. 1-3, the non-contact button of the present invention includes a button cap 1 and a base 2, the button cap 1 is movably mounted on the base 2 and can move up and down relative to the base 2, a sensing and controlling component is disposed in a containing space enclosed by the button cap 1 and the base 2, the sensing and controlling component includes a mounting frame 41, a control circuit board 42 fixedly mounted on the mounting frame 41 by a screw 414, and a proximity sensor 43 capable of sensing a control object located outside the button cap 1 and entering into a triggering sensing distance thereof and generating a triggering sensing signal, the proximity sensor 43 is electrically connected to an input end of the control circuit board 42 so as to transmit the triggering sensing signal to the control circuit board 42, and an output end of the control circuit board 42 is provided with a first signal line 421 for outputting a triggering switch signal to a controlled device; the upper portion of mounting bracket and the inboard butt of button cap 1, the lower part of mounting bracket carries out elastic connection and be equipped with the protruding ejector pin 411 that stretches down through a plurality of circumference evenly distributed's reset spring 5 and base 2, the position that corresponds ejector pin 411 on the base 2 is equipped with micro-gap switch 6, can drive the mounting bracket through pressing button cap 1 and make its elasticity downstream of overcoming reset spring 5 and then drive ejector pin 411 and trigger micro-gap switch 6, micro-gap switch 6's output is equipped with the second signal line 61 that is used for exporting trigger switch signal to controlled equipment.

The non-contact button can be used for controlling the button to realize switch conduction in a non-contact mode so as to avoid risks caused by direct contact of a user, and can also be used for controlling the button to realize switch conduction in a contact pressing mode, the two modes are independent, the user can select an operation mode according to actual needs, and the use is flexible and convenient; when the risk of direct contact is high, the user can operate the button in a non-contact manner, and only by placing an operation object (a hand or other object of the user) outside the button cap 1 and within a trigger sensing distance of the proximity sensor 43, the proximity sensor 43 generates a trigger sensing signal to the control circuit board 42, and the control circuit board 42 outputs a trigger switch signal to the controlled device through the first signal line 421, so that switch conduction is realized; when the risk of direct contact is less, the user can adopt the contact mode of pressing to control the button and realize the switch and switch on to obtain better operation experience.

In a preferred embodiment, thereby control circuit board 42 and mounting bracket 41 transversely set up will accommodation space separates for upper portion accommodation space 31 and lower part accommodation space 32, proximity sensor 43 is fixed to be set up control circuit board 42's upper surface, control circuit board 42's lower surface is equipped with a plurality of LED lamp pearls 7 along circumference interval, thereby control circuit board 42's output electricity is connected each LED lamp pearl 7 and can be controlled the operating condition of LED lamp pearl 7, LED lamp pearl 7 expose in through the lamp hole on mounting bracket 41 in lower part accommodation space 32, the material of base 2 side is for passing through visible light material, proximity sensor 43 is infrared ray sensor, the material of button cap is for passing through infrared ray and not passing through visible light material. Divide into mutually independent upper portion accommodation space 31 and lower part accommodation space 32 with accommodation space through control circuit board 42 and mounting bracket 41, and set up infrared ray sensor in upper portion accommodation space 31, LED lamp pearl 7 sets up in lower part accommodation space 32, thereby make the light that LED lamp pearl 7 sent can not produce interference influence to infrared ray sensor, and the material that sets up the button cap is for passing through infrared ray and not passing through the visible light material, thereby also can avoid or weaken external visible light (including external light, sunlight etc.) and produce interference influence to infrared ray sensor.

In a preferred embodiment, the LED lamp bead 7 has three different light emitting effects, which are a standby light emitting effect, a to-be-triggered light emitting effect, and a triggered light emitting effect, and the three light emitting effects can be adjusted, the proximity sensor 43 further has an identification sensing distance, and the trigger sensing distance is smaller than the identification sensing distance and can be adjusted, the identification sensing distance is L1, the identification sensing distance is L2, and the actual distance from the control object to the proximity sensor 43 is L; when L is larger than L2, the proximity sensor 43 does not generate a sensing signal, and the control circuit board 42 controls the light-emitting effect of the LED lamp bead 7 to be a standby light-emitting effect; when L is more than L1 and less than or equal to L2, the control object is in the sensing area to be triggered, the proximity sensor 43 generates a sensing signal to be triggered, and the control circuit board 42 controls the light-emitting effect of the LED lamp bead 7 to be the light-emitting effect to be triggered; when L is not less than L1, the control object is in the trigger sensing area, the proximity sensor 43 generates a trigger sensing signal, the control circuit board 42 controls the light emitting effect of the LED lamp bead 7 to be the trigger light emitting effect, and the trigger switch signal is output to the controlled device through the first signal line 421. Have the standby luminous effect through setting up LED lamp pearl 7, treat to trigger luminous effect and trigger luminous effect, and proximity sensor 43 has the response distance of triggering and discerns the response distance simultaneously, make along with controlling the distance change of object distance proximity sensor 43, the luminous effect of LED lamp pearl 7 also can change, not only the visual ornamental effect is good, and can carry out visual suggestion to the user in the vision, the user is when adopting the non-contact mode to control the button, be convenient for clear accurate judgement control the state more, increase the accuracy and the use experience of controlling.

In a preferred embodiment, the standby lighting effect is: all the LED lamp beads 7 are lightened, the color is circularly changed, and the colorful marquee effect is presented; the light emitting effect to be triggered is as follows: as the control object approaches the proximity sensor 43, the LED lamp beads 7 are sequentially and one by one turned on in a clockwise or anticlockwise direction sequence, and as the control object leaves the proximity sensor 43, the LED lamp beads 7 are sequentially and one by one turned off in an opposite direction sequence; the trigger light-emitting effect is as follows: all the LED lamp beads 7 are normally on or normally on after being flickered for a preset number of times (for example, 3 times) within a preset time (for example, 1 second). The standby luminous effect is set to be the colorful horse race lamp effect, and the visual effect is good; the setting is waited to trigger luminous effect and is changed for the distance along with controlling the thing, and each lamp pearl is lighted one by one or is extinguished in proper order, and not only visual effect is good, can play the prompt role moreover, and the user of being convenient for more accurately judges and controls the state. In other embodiments, the three lighting effects can be adjusted to other lighting effects, and the three lighting effects are different when important.

In a preferred embodiment, the control circuit board 42 is further provided with a delay control module (not shown in the drawings), and after the trigger sensing signal is sent out and the duration time exceeds the preset time T through the control of the delay control module, the control circuit board 42 controls the LED lamp bead 7 to emit light and output a trigger switch signal to the controlled device. Through setting up time delay control module, can make unexpected short time get into proximity sensor 43 and trigger the object in the response scope and can not lead to producing and trigger the sensing signal to can effectively avoid the spurious triggering.

In a preferred embodiment, the upper surface of the base 2 is provided with a vertical mounting groove 21, the lower part of the side wall of the mounting groove 21 is circumferentially provided with a plurality of bayonets 211, the side wall of the button cap 1 is inserted into the mounting groove 21, the side wall of the button cap 1 is attached to the side wall of the mounting groove 21 so as to be capable of sliding up and down relative to the base 2 under the guidance of the side wall of the mounting groove 21, and the lower part of the side wall of the button cap 1 extends out of a plurality of elastic hooks 11 corresponding to the bayonets 211 so as to be capable of being detachably connected with the base 2 and limiting; the mounting bracket 41 is of an umbrella-shaped structure, and the side edge of the mounting bracket 41 is provided with a skirt part 412 extending downwards so as to prevent light emitted by the LED lamp beads 7 from penetrating into the upper accommodating space 31 from a gap between the mounting bracket 41 and the button cap 1; the lower part of mounting bracket 41 is through a plurality of along the even setting of circumference reset spring 5 carries out elastic connection with base 2, still is equipped with the spring holder 51 that is used for spacing reset spring 5 on mounting bracket 41 and/or the base 2, and the centre of mounting bracket 41 is equipped with the downwardly protruding ejector pin 411, the upper portion of mounting bracket 41 still is equipped with anti-interference middle bone position cramp 413, and anti-interference middle bone position cramp 413 is domes, and the upper portion of anti-interference middle bone position cramp 413 is detained on proximity sensor 43, the lower extreme passes control circuit board 42 with mounting bracket 41 is together fixed, and the top of anti-interference middle bone position cramp 413 is used for the butt the inboard of button cap. The button cap and the mounting groove 21 are guided by the circumferential vertical side walls, the movement structure is stable, the button cap is not suitable for transverse shaking, the button cap is detachably connected and limited by the matching of the bayonet 211 and the elastic clamping hook 11, and the button cap is convenient to assemble and disassemble; the mounting frame 41 is of an umbrella-shaped structure, and the skirt part 412 extending downwards can prevent light emitted by the LED lamp beads 7 from penetrating into the upper accommodating space 31 from a gap between the mounting frame 41 and the button cap 1, so that the structure is simple, and the influence of light on the infrared proximity sensor 43 can be further reduced; the upper part of the mounting frame 41 is provided with an anti-interference middle bone position buckle piece 413, so that the proximity sensor 43, the control circuit board 42 and the mounting frame 41 can be fixed together, and the proximity sensor 43 can be protected. And the button cap, the base and the sensing and controlling assembly are mutually separated independent structures, so that the design and manufacturing cost is low, the assembly is simple and convenient, the stress and force conduction is uniform and reliable, and the structure is stable and durable.

In the preferred embodiment, the base 2 is provided with a hollow threaded sleeve 22 extending downward, the microswitch 6 is fixedly mounted inside the hollow threaded sleeve 22, the non-contact button further comprises a bottom washer 8, the bottom washer 8 is positioned at the lower part of the base 2 and is fixed on the base 2 through a nut 9 matching the hollow threaded sleeve 22. By providing a downwardly extending hollow threaded sleeve 22 on the base 2, it is possible to facilitate both the installation of the push button and the accommodation and protection of the microswitch 6.

In a preferred embodiment, the button cap 1 is made of an antibacterial material, or an antibacterial layer is arranged on the outer side of the button cap 1, so that the risk of pathogen transmission during contact operation can be effectively avoided or inhibited.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be understood by those skilled in the art that the scope of the present invention is not limited to the specific combination of the above-mentioned features, but also covers other embodiments formed by any combination of the above-mentioned features or their equivalents without departing from the spirit of the present invention. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims

1. The non-contact button is characterized by comprising a button cap and a base, wherein the button cap is movably arranged on the base and can move up and down relative to the base, a sensing and controlling assembly is arranged in a containing space enclosed by the button cap and the base, the sensing and controlling assembly comprises a mounting frame, a control circuit board and a proximity sensor, the proximity sensor can sense an operation object which is positioned outside the button cap and enters a triggering and sensing distance of the button cap and can generate a triggering and sensing signal, the proximity sensor is electrically connected with the input end of the control circuit board so as to send the triggering and sensing signal to the control circuit board, and the output end of the control circuit board is provided with a first signal line or a first connector which is used for outputting a; the upper portion of mounting bracket and the inboard butt of button cap or be connected, the lower part of mounting bracket carries out elastic connection and be equipped with the protruding ejector pin that stretches down through reset spring and base, and the position that corresponds the ejector pin on the base is equipped with micro-gap switch, can drive the mounting bracket through pressing the button cap and make its elasticity downstream of overcoming reset spring and then drive the ejector pin and trigger micro-gap switch, and micro-gap switch's output is equipped with the second signal line or the second that are used for exporting trigger switch signal to controlled equipment.

2. The contactless button according to claim 1, wherein the output end of the control circuit board is further electrically connected to a light source assembly, the light source assembly is located in the receiving space, the button cap or the base, the output end of the control circuit board is electrically connected to the light source assembly so as to control an operating state of the light source assembly, and light emitted from the light source assembly can be emitted through the base or the button cap.

3. The contactless button of claim 2, wherein the light source assembly is a light source assembly having at least three different light effects, wherein the three light effects are a standby light effect, a to-be-triggered light effect and a triggered light effect, respectively, the proximity sensor further has a sensing distance for identification, and the sensing distance for triggering is smaller than the sensing distance for identification, the sensing distance for triggering is L1, the sensing distance for identification is L2, and the actual distance from the object to the proximity sensor is L; when L is more than L2, the proximity sensor does not generate a sensing signal, and the control circuit board controls the light-emitting effect of the light source component to be a standby light-emitting effect; when L is more than L1 and less than or equal to L2, the control object is in the sensing area to be triggered, the proximity sensor generates a sensing signal to be triggered, and the control circuit board controls the light-emitting effect of the light source assembly to be the light-emitting effect to be triggered; and when L is less than or equal to L1, the control object is in the trigger induction area, the proximity sensor generates a trigger induction signal, the control circuit board controls the light-emitting effect of the light source assembly to be a trigger light-emitting effect, and the trigger switch signal is output to the controlled equipment through the first signal line.

4. The non-contact button of claim 3, wherein the control circuit board further comprises a delay control module, and the control circuit board controls the light source assembly to emit light and output the light to the controlled device after the trigger sensing signal is generated and the duration time exceeds a preset time T through the control of the delay control module.

5. The non-contact button of claim 3, wherein the light source assembly is a plurality of LED beads disposed on the control circuit board, the plurality of LED beads are circumferentially spaced along the control circuit board, and the standby light effect is: all the LED lamp beads are lightened, the color is circularly changed, and the colorful marquee effect is presented; the light emitting effect to be triggered is as follows: the LED lamp beads are sequentially lightened one by one in a clockwise or anticlockwise direction sequence along with the approach of the control object to the proximity sensor, and the LED lamp beads are sequentially extinguished one by one in an opposite direction sequence along with the distance of the control object from the proximity sensor; the trigger light-emitting effect is as follows: all the LED lamp beads are normally on or normally on after flickering for a preset number of times within a preset time.

6. The contactless button of claim 3, wherein at least one of the standby lighting effect, and the trigger lighting effect is adjustable, and at least one of the trigger sensing distance L1 and the identification sensing distance L2 is adjustable.

7. The non-contact button of claim 2, wherein the control circuit board is fixedly mounted on the mounting bracket, the control circuit board and/or the mounting bracket are transversely disposed to divide the accommodating space into an upper accommodating space and a lower accommodating space, the proximity sensor is fixedly disposed on an upper surface of the control circuit board, the light source assembly is fixedly disposed on a lower surface of the control circuit board and exposed out of the lower accommodating space through a lamp hole in the mounting bracket, the side surface of the base is made of a visible light-transmitting material, the proximity sensor is an infrared sensor, and the button cap is made of an infrared-transmitting material and a visible light-blocking material.

8. The non-contact button according to claim 7, wherein the upper surface of the base is provided with a vertical mounting groove, the lower portion of the sidewall of the mounting groove is circumferentially provided with a plurality of bayonets, the sidewall of the button cap is inserted into the mounting groove, the sidewall of the button cap is attached to the sidewall of the mounting groove so as to be capable of sliding up and down relative to the base under the guidance of the sidewall of the mounting groove, and the lower portion of the sidewall of the button cap extends out of a plurality of elastic hooks corresponding to the bayonets so as to be capable of being detachably connected with the base and limiting the button cap; the mounting frame is of an umbrella-shaped structure, and the side edge of the mounting frame is provided with a skirt part extending downwards so as to prevent light emitted by the light source assembly from penetrating into the upper accommodating space from a gap between the mounting frame and the button cap; the lower part of mounting bracket is through the even a plurality of that sets up along circumference reset spring carries out elastic connection with the base, still is equipped with the spring holder that is used for spacing reset spring on mounting bracket and/or the base, and the centre of mounting bracket is equipped with the downwardly protruding stretch the ejector pin, the upper portion of mounting bracket still are equipped with bone position cramp in the middle of the anti-interference, and bone position cramp is domes in the middle of the anti-interference is detained on the upper portion of bone position cramp in the middle of the anti-interference proximity sensor, the lower extreme passes control circuit board with the mounting bracket is together fixed, and the top of bone position cramp in the middle of the anti-interference is used for the.

9. The non-contact button of any one of claims 1-8, wherein the base is provided with a hollow threaded sleeve extending downward, the micro-switch being fixedly mounted inside the hollow threaded sleeve, the non-contact button further comprising a bottom washer located at a lower portion of the base and fixed to the base by a nut engaging the hollow threaded sleeve.

10. The non-contact button of any one of claims 1 to 8, wherein the button cap is made of an antibacterial material, or an antibacterial layer is provided on an outer side of the button cap.