CN213660242U

CN213660242U - Can make up luminous membrane switch with touch-sensitive screen

Info

Publication number: CN213660242U
Application number: CN202022988693.3U
Authority: CN
Inventors: 蔡勇; 李海峰
Original assignee: Shanghai Xinlei Electronic Technology Co ltd
Current assignee: Shanghai Xinlei Electronic Technology Co ltd
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-07-09
Anticipated expiration: 2030-12-11

Abstract

The utility model relates to a membrane switch which can be combined with a touch screen to emit light, comprising a touch screen and a light-emitting component; light-emitting components are arranged on two sides of the top surface of the touch screen; the light-emitting component comprises a negative electrode electric sheet, a light-emitting tube and a positive electrode column; the touch screen comprises a touch screen body, a light-emitting tube, a positive pole and a negative pole, wherein the touch screen body is provided with a plurality of touch holes; the luminous tube is replaced quickly and conveniently by residents, and daily expenditure of the residents is saved.

Description

Can make up luminous membrane switch with touch-sensitive screen

Technical Field

The utility model relates to a membrane switch technical field especially relates to a can make up luminous membrane switch with touch-sensitive screen.

Background

The membrane switch is an operation system integrating a key function, an indicating element and an instrument panel. The circuit board consists of four parts, including a panel, an upper circuit, an isolating layer and a lower circuit. When the membrane switch is pressed down, the contact of the upper circuit deforms downwards to be in contact with the polar plate of the lower circuit for conduction, after the finger is loosened, the contact of the upper circuit rebounds, the circuit is disconnected, and the loop triggers a signal. The membrane switch has the advantages of rigorous structure, attractive appearance and good sealing property. Has the characteristics of moisture resistance, long service life and the like. The method is widely applied to the fields of electronic communication and electronic measurement instruments, industrial control, medical equipment, automobile industry, intelligent toys, household appliances and the like.

A large number of membrane switches of touch screens are used in the existing intelligent household appliances, particularly in the household appliances in a kitchen, the luminous components of the membrane switches are often damaged under the influence of oil smoke, but the membrane switches are directly embedded on the surfaces of the appliances, so that the normal use of the household appliances is seriously influenced, and the maintenance can only be carried out by after-sale maintenance personnel of the household appliances, thereby increasing the life expenditure of the family.

SUMMERY OF THE UTILITY MODEL

The utility model provides a problem lie in providing a can with luminous membrane switch of touch-sensitive screen combination, the membrane switch who has used a large amount of touch-sensitive screens in current intelligent domestic appliance has been solved, domestic appliance in the kitchen very much, membrane switch's luminous component receives the influence of oil smoke and often can damage, but membrane switch directly inlays on the surface of electrical apparatus, not only seriously influence the normal use of household electrical appliances, and the maintenance can only be maintained by domestic appliance's after sales maintenance personnel, the technical problem of the life expenditure of family has been increased.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a membrane switch capable of emitting light in combination with a touch screen comprises the touch screen and a light-emitting component; light-emitting components are arranged on two sides of the top surface of the touch screen;

the light-emitting component comprises a negative electrode electric sheet, a light-emitting tube and a positive electrode column; the touch screen comprises a touch screen body, and is characterized in that mounting grooves are formed in two sides of the top surface of the touch screen body, a positive electrode groove is formed in one end of the inside of each mounting groove, a plurality of negative electrode electric pieces are fixedly connected to the other end of the inside of each mounting groove, a light-emitting tube is slidably mounted in the inside of each mounting groove, a positive pole is fixedly connected to one end of each light-emitting tube, a plurality of negative electrode grooves are formed in the other end of each light-emitting tube, the outer ring of each positive pole is in sliding.

Preferably, the electricity annular is seted up to the outer lane in anodal groove, the internally mounted of electricity annular has anodal electricity ring, a plurality of first spring grooves are seted up to the inner circle in electricity annular, the connecting hole is respectively seted up to the bottom in first spring groove and anodal electricity ring, the inside slidable mounting slider in first spring groove, the first spring of bottom surface rigid coupling of slider, the bottom of first spring and the bottom surface rigid coupling in first spring groove, the bottom surface rigid coupling connecting rod of slider, connecting rod and connecting hole sliding fit, the inner circle cover of first spring is in the outer lane of connecting rod, a plurality of draw-in grooves are seted up to the outer lane of anodal post, draw-in groove and slider sliding fit.

Preferably, the mounting groove is close to one end fixed slot of positive post, the second spring groove is seted up to the bottom surface of fixed slot, the inside slidable mounting push pedal of fixed slot, the bottom surface rigid coupling one end of second spring of push pedal, the other end of second spring and the bottom surface rigid coupling in second spring groove.

Preferably, one side of the push plate, which is close to the positive post, is provided with a circular notch, and the circular notch is in sliding fit with the top surface of the positive post.

Preferably, one surface of the mounting groove, which is close to the positive post, is provided with an extension groove, and the extension groove is in sliding fit with the top end of the light-emitting tube.

Preferably, the top surface of the mounting groove is screwed with a sealing cover.

The utility model has the advantages that: the positive pole is contacted with the positive pole groove, the negative pole electric sheet is contacted with the negative pole groove, and the negative pole electric sheet is matched with the light-emitting tube to form a loop, so that the touch screen is illuminated; the slide block is pushed to clamp the positive pole through the elastic force of the first spring, so that the connection strength of the slide block and the positive pole is increased, and the power failure probability of the light-emitting tube due to poor contact is reduced;

the push plate is pushed by the elasticity of the second spring to clamp and fix the luminous tube, so that the overall stability of the luminous tube is improved, and the normal luminous efficiency of the luminous tube is improved; the extension groove inserts the part of the luminotron into the extension groove, thereby reducing the difficulty of mounting the luminotron and facilitating the replacement and mounting of the luminotron by common residents.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a side sectional view of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

fig. 4 is an enlarged partial sectional view at B in fig. 2.

Illustration of the drawings:

1. a touch screen; 2. a light emitting assembly; 201. mounting grooves; 202. a positive electrode groove; 203. a negative electrode tab; 204. a light emitting tube; 205. a positive post; 206. a negative electrode groove; 207. an electrical ring groove 208, a positive electrode electrical ring; 209. a first spring groove; 210. connecting holes; 211. a slider; 212. a first spring; 213. a connecting rod; 214. a card slot; 215. fixing grooves; 216. a second spring groove; 217. pushing the plate; 218. a second spring; 219. a circular notch; 220. an extension groove; 221. and (7) sealing the cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Specific examples are given below.

Referring to fig. 1 to 4, a membrane switch capable of emitting light in combination with a touch screen includes a touch screen 1 and a light emitting assembly 2; light-emitting components 2 are arranged on two sides of the top surface of the touch screen 1;

the light emitting component 2 comprises a negative electrode electric sheet 203, a light emitting tube 204 and a positive electrode column 205; the touch screen comprises a touch screen 1 and is characterized in that mounting grooves 201 are formed in two sides of the top surface of the touch screen 1, a positive electrode groove 202 is formed in one end inside the mounting groove 201, the other end inside the mounting groove 201 is fixedly connected with a plurality of negative electrode electric pieces 203, a light-emitting tube 204 is slidably mounted inside the mounting groove 201, one end of the light-emitting tube 204 is fixedly connected with a positive electrode column 205, the other end of the light-emitting tube 204 is provided with a plurality of negative electrode grooves 206, the outer ring of the positive electrode column 205 is in sliding fit with the inner ring; the positive pole 205 contacts the positive groove 202, and the negative pole electric sheet 203 contacts the negative groove 206, so that the light-emitting tube 204 forms a loop, the light-emitting tube 204 emits light, and the touch screen 1 is illuminated.

As an embodiment of the present invention, an electrical ring groove 207 is formed on an outer ring of an anode groove 202, an anode electrical ring 208 is installed inside the electrical ring groove 207, a plurality of first spring grooves 209 are formed on an inner ring of the electrical ring groove 207, a connecting hole 210 is respectively formed on the bottom of each first spring groove 209 and the anode electrical ring 208, a slider 211 is slidably installed inside each first spring groove 209, the bottom surface of the slider 211 is fixedly connected to a first spring 212, the bottom end of the first spring 212 is fixedly connected to the bottom surface of the first spring groove 209, the bottom surface of the slider 211 is fixedly connected to a connecting rod 213, the connecting rod 213 is slidably engaged with the connecting hole 210, the inner ring of the first spring 212 is sleeved on the outer ring of the connecting rod 213, a plurality of clamping grooves 214 are formed on an outer ring of an anode column 205; through the conduction of the positive electrode electric ring 208 and the transmission of the connecting rod 213, the slide block 211 is electrified, so that the positive electrode column 205 is electrified, and then the light emitting of the light emitting tube 204 is realized; through the elasticity of first spring 212, make slider 211 press from both sides positive post 205 to increased slider 211 and the joint strength of positive post 205, then reduced the outage probability that luminotron 204 took place because of contact failure.

As an embodiment of the present invention, the mounting groove 201 is close to the one end fixing groove 215 of the positive post 205, the bottom surface of the fixing groove 215 is provided with the second spring groove 216, the push plate 217 is slidably mounted inside the fixing groove 215, the bottom surface of the push plate 217 is fixedly connected to one end of the second spring 218, and the other end of the second spring 218 is fixedly connected to the bottom surface of the second spring groove 216; the push plate 217 slides in the fixing groove 215 by the elastic force of the second spring 218, so as to push the positive pole 205 to clamp and fix the light-emitting tube 204, thereby improving the overall stability of the light-emitting tube 204.

As an embodiment of the present invention, a circular notch 219 is formed on one side of the push plate 217 close to the positive post 205, and the circular notch 219 is in sliding fit with the top surface of the positive post 205; the top surface of the positive post 205 is received through the circular notch 219, so that the position of the positive post 205 is limited, the shaking of the positive post 205 is avoided, and the stability of the light emitting tube 204 is further improved.

As an embodiment of the present invention, an extension groove 220 is formed on one surface of the mounting groove 201 close to the positive post 205, and the extension groove 220 is in sliding fit with the top end of the light emitting tube 204; the size of the mounting groove 201 is increased through the extension groove 220, so that the light emitting tube 204 can be partially inserted into the extension groove 220 when being mounted, the difficulty in mounting the light emitting tube 204 is reduced, and replacement and mounting of the light emitting tube 204 by common residents are facilitated.

As an embodiment of the present invention, the top surface of the mounting groove 201 is screwed with the sealing cover 221; the mounting groove 201 is sealed by the sealing cover 221, so that the light emitting tube 204 is isolated from the external environment, the influence of the external environment on the light emitting tube 204 is reduced, and the damage of the light emitting tube 204 is reduced.

The working principle is as follows: firstly, inserting the positive pole 205 of the light-emitting tube 204 into the fixing groove 215, pushing the light-emitting tube 204, enabling the sliding block 211 to be extruded by the positive pole 205 and slide in the first spring groove 209, enabling the first spring 212 to be compressed and driving the connecting rod 213 to slide in the connecting hole 210, when the sliding block 211 slides to the clamping groove 214, resetting the first spring 212, pushing the sliding block 211 to be clamped in the clamping groove 214, enabling the positive pole 205 to extrude the push plate 217 to enable the second spring 218 to be compressed, pressing down one side of the negative pole groove 206 of the light-emitting tube 204, enabling the negative pole electric sheet 203 to be clamped in the negative pole groove 206, resetting the second spring 218, pushing the positive pole 205 to move, clamping the light-emitting tube 204, and installing the sealing cover 221;

when the light-emitting tube 204 is damaged and replaced, the screw is removed by using a screwdriver, the sealing cover 221 is removed, one side of the negative electrode groove 206 of the light-emitting tube 204 is pulled up, the first spring 212 is reset, the sliding block 211 is driven to slide out of the first spring groove 209, the second spring 218 is reset, and the push plate 217 is pushed to slide towards the mounting groove 201; the light emitting tube 204 is taken down, and after the new light emitting tube 204 is replaced, the sealing cover 221 is installed; the quick and convenient replacement of the light emitting tube 204 by the residents is realized, and the daily expenditure of the residents is saved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A membrane switch which can emit light in combination with a touch screen, characterized by comprising a touch screen (1) and a light emitting assembly (2); light-emitting components (2) are arranged on two sides of the top surface of the touch screen (1);

the light-emitting component (2) comprises a negative electrode electric sheet (203), a light-emitting tube (204) and a positive electrode column (205); mounting groove (201) have been seted up to the top surface both sides of touch-sensitive screen (1), anodal groove (202) have been seted up to the inside one end of mounting groove (201), a plurality of negative pole electric pieces (203) of the inside other end rigid coupling of mounting groove (201), inside slidable mounting luminotron (204) of mounting groove (201), positive post (205) of the one end rigid coupling of luminotron (204), a plurality of negative pole grooves (206) are seted up to the other end of luminotron (204), the outer lane of positive post (205) and the inner circle sliding fit in anodal groove (202), negative pole electric piece (203) and negative pole groove (206) sliding fit.

2. The membrane switch capable of being combined with a touch screen to emit light according to claim 1, wherein an outer ring of the anode groove (202) is provided with an electrical ring groove (207), an anode electrical ring (208) is installed inside the electrical ring groove (207), an inner ring of the electrical ring groove (207) is provided with a plurality of first spring grooves (209), the bottom of each first spring groove (209) and the anode electrical ring (208) are respectively provided with a connecting hole (210), a sliding block (211) is slidably installed inside each first spring groove (209), a bottom surface of each sliding block (211) is fixedly connected with a first spring (212), a bottom end of each first spring (212) is fixedly connected with a bottom surface of each first spring groove (209), a fixedly connected bottom surface connecting rod (213) of each sliding block (211), the connecting rod (213) is slidably matched with the connecting holes (210), and an inner ring of each first spring (212) is sleeved on an outer ring of the connecting rod (213), the outer ring of the positive pole (205) is provided with a plurality of clamping grooves (214), and the clamping grooves (214) are in sliding fit with the sliding blocks (211).

3. The membrane switch capable of being combined with a touch screen to emit light according to claim 1, wherein the mounting groove (201) is close to a fixing groove (215) at one end of the positive post (205), a second spring groove (216) is formed in the bottom surface of the fixing groove (215), a push plate (217) is slidably mounted inside the fixing groove (215), one end of a second spring (218) is fixedly connected to the bottom surface of the push plate (217), and the other end of the second spring (218) is fixedly connected to the bottom surface of the second spring groove (216).

4. The membrane switch capable of being combined with the touch screen to emit light according to claim 3, wherein a circular notch (219) is formed in one surface of the push plate (217) close to the positive post (205), and the circular notch (219) is in sliding fit with the top surface of the positive post (205).

5. The membrane switch capable of being combined with a touch screen to emit light according to claim 1, wherein one surface of the mounting groove (201) close to the positive pole (205) is provided with an extension groove (220), and the extension groove (220) is in sliding fit with the top end of the light-emitting tube (204).

6. The membrane switch capable of being combined with a touch screen to emit light according to claim 1, wherein a sealing cover (221) is screwed on the top surface of the mounting groove (201).