CN212542238U

CN212542238U - Light touch switch

Info

Publication number: CN212542238U
Application number: CN202021863613.5U
Authority: CN
Inventors: 钟绍焱
Original assignee: SHENZHEN HONYUAN PRECISION COMPONENT CO Ltd
Current assignee: SHENZHEN HONYUAN PRECISION COMPONENT CO Ltd
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2021-02-12
Anticipated expiration: 2030-09-01

Abstract

The utility model discloses a touch switch, include: an outer housing having a mounting post and a mounting slot, the mounting slot having a terminal and a contact spring; the upper cover is matched with the mounting column through the mounting hole, so that the upper cover and the outer shell are enclosed to form a closed mounting groove; the contact elastic sheet is provided with an elastic restoring force which moves away from one side of the terminal when contacting the terminal; the utility model provides a touch switch when solving dirt-proofly, can also make things convenient for the equipment to realize automated production.

Description

Light touch switch

Technical Field

The application relates to the technical field of electronics, in particular to a light touch switch.

Background

The light touch switch can be understood as that the light touch switch can control the on-off of the switch, namely the light touch switch is pressed to be switched on and is loosened to be switched off, the light touch switch has the advantages of small contact resistance, accurate operation force error, diversified specifications and the like, and is widely applied to electronic equipment, white household appliances and the like, such as audio and video products, digital products, remote controllers, communication products, household appliances, security products, toys, computer products, fitness equipment, medical equipment, currency detecting pens, laser pen buttons and the like.

The Chinese patent network discloses a three-layer side-pressing tact switch with a patent number of CN201220217741.1, which needs to fix a base in an automatic machine or a jig and then continuously put a first elastic sheet and a second elastic sheet twice; the touch switch structure is designed, although invasion of dust and impurities is solved, great difficulty is provided for automatic assembly, particularly, the first rod and the second rod need to be folded in half at the end of the assembly, and the shell of the touch switch is easy to deform.

Disclosure of Invention

The utility model discloses mainly to above problem, provide a dab switch, on solving dirt-proof basis, can also make things convenient for the equipment.

In order to achieve the above object, the utility model provides a touch switch, include:

an outer housing having a mounting post and a mounting slot, the mounting slot having a terminal and a contact spring;

the upper cover is provided with a top wall and a side wall, the top wall is provided with a mounting hole, the upper cover is matched with the mounting column through the mounting hole, so that the upper cover and the external shell are enclosed into a closed mounting groove, and the side wall is attached to the outer wall of the external shell; and

the button is provided with a part of movable extending into the mounting groove to enable the contact spring piece to be communicated with the terminal, and when the contact spring piece contacts the terminal, the contact spring piece has elastic restoring force moving away from one side of the terminal.

Further, the button includes: the first control part is arranged in the mounting groove to form an upward protruding shape, the second control part is arranged in the mounting groove to form a downward protruding shape, and the connecting part is used for connecting the first control part and the second control part.

Furthermore, the contact spring is located between the terminal and the second control part, is bent towards the second control part, and is tightly attached to the second control part.

Furthermore, the contact spring pieces are three.

Further, one side of the outer shell, which faces away from the terminal, is provided with an inlet gate.

Furthermore, the mounting column comprises a trapezoidal boss with the upper part press-fitted on the top wall and a convex column with the lower part penetrating through the mounting hole.

Furthermore, the upper cover at least comprises a top wall and two side walls, and the top wall and the outer shell enclose a closed mounting groove; the two side walls are attached to the outer wall of the outer shell.

Further, a positioning pin for limiting the installation position of the outer shell is arranged on the outer shell.

The utility model has the advantages that: compared with the prior art, the utility model provides a light touch switch, at first carry out the equipment of first part through upper cover and button, outside casing, the terminal, the contact shell fragment carries out the equipment of second part, the outside casing of second part equipment has the erection column, the upper cover of first part equipment has the mounting hole with erection column complex, during the equipment, on the one hand, can through assemble first part to the second part along the direction of erection column, rethread hot pressing riveting technology is to the erection column hot pressing riveting, solve dust, impurity entering problem, through the cooperation structure that adopts each part, the difficult problem of assembly has been solved to a certain extent, be favorable to realizing the industrialization automatic assembly, improve work efficiency; other advantages of the present invention are further clarified in the detailed description.

Drawings

Fig. 1 is a schematic structural diagram of a tact switch according to the present application.

Fig. 2 is a sectional view of an internal structure of a tact switch according to the present application.

Fig. 3 is a schematic structural diagram of the upper cover of the present application.

Fig. 4 is a schematic perspective view of a button according to the present application.

Reference numerals shown in the drawings: 1. an outer housing; 2. a terminal; 3. a contact spring; 4. an upper cover; 5. a button; 6. positioning pins; 101. mounting a column; 102. mounting grooves; 401. a top wall; 402. a side wall; 501. a first manipulation unit; 502. a connecting portion; 503. a second manipulation unit; 1010. a boss; 1011. a convex column; 4010. mounting holes; 4011. and (4) inserting the jack.

Detailed Description

The present invention will be described in detail below with reference to the attached drawings, and the technical solutions in the embodiments of the present invention will be clearly and completely described. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

In some embodiments, the tact switch of the present application may be used as a side-pressing tact switch on an electronic product such as MP3, MP4, a mobile phone, a tablet computer, and the like, wherein in this embodiment, the tact switch includes: the button comprises an outer shell 1, a button 5 and an upper cover 4, wherein the outer shell 1 is provided with a mounting column 101 and a mounting groove 102, and a terminal 2 and a contact elastic sheet 3 are arranged in the mounting groove 102; the upper cover 4 is provided with a top wall 401 and two side walls 402, the top wall 401 is provided with a mounting hole 4010 and a jack 4011, the upper cover 4 is matched with the mounting column 101 through the mounting hole 4010, so that the upper cover 4 and the external shell 1 enclose a closed mounting groove 102, and the two side walls 402 are tightly attached to the outer wall of the external shell 1; the button 5 part stretches into in the mounting groove 102 through jack 4011, makes contact shell fragment 3 and terminal 2 intercommunication, and when contact shell fragment 3 contacted terminal 2, contact shell fragment 3 had the orientation and deviates from the elastic restoring force of terminal 2 one side motion.

Compare in prior art, the equipment in batches can be realized to the light touch switch that this embodiment provided, constitute first installation body by upper cover 4 and button 5, outside casing 1, terminal 2, the second installation body is constituteed to contact shell fragment 3, then under the effect of erection column 101 and mounting hole 4010, on the one hand can guarantee to realize the location equipment, on the other hand, after first installation body and second installation body equipment finish, can directly carry out the hot pressing riveting to erection column 101 through hot pressing riveting mechanism, make upper cover 4 closely paste the dress on outside casing 1, improve the dustproof effect of mounting groove 102 and the steadiness of light touch switch.

In some embodiments, the mounting post 101 forms a trapezoidal boss 1010 of the upper press-fit top wall 401 and a boss 1011 that passes below the mounting hole 4010.

Referring further to fig. 4, the button 5 includes: the touch screen comprises a first control part 501, a second control part 503, a connecting part 502 and a switch, wherein the first control part 501 is arranged in the mounting groove to form an upward protrusion, the second control part 503 is arranged in the mounting groove to form a downward protrusion, the connecting part 502 is used for connecting the first control part 501 with the second control part 503, the first control part 501 penetrates out of the jack 4011 and serves as a trigger of a switch, when the first control part 501 is pressed to a certain position, the second control part 503 transmits acting force to the contact elastic sheet 3 to enable the contact elastic sheet 3 to deform and contact the terminal 2, so that an on signal is output, after pressure is removed, the contact elastic sheet 3 moves towards one side away from the terminal 2 under the action of elastic recovery force until the connecting part 502 butts against the inner wall of the upper cover 4, in the process, the contact between the terminal 2 and the contact elastic sheet 3 is disconnected, and an off; connecting portion 502 supports admittedly to upper cover 4 under the spring action of contact shell fragment 3, closes jack 4011, has solved dust, impurity, scaling powder etc. and has got into mounting groove 102 from jack 4011.

In some embodiments, the number of the contact spring pieces 3 is three, the contact spring pieces are located between the terminal 2 and the second manipulation part 503 and are bent towards the second manipulation part 503, the uppermost contact spring piece 3 is tightly attached to the second manipulation part 503, and the service life of the product is longer.

In some embodiments, the outer housing 1 is further provided with a positioning pin 6 for limiting the installation position of the outer housing 1 when the outer housing 1 is connected to other products.

The present invention is not limited to the above embodiments, and any embodiments mentioned in the description fall within the scope of the present invention.

It is right to have used specific individual example above the utility model discloses expound, only be used for helping to understand the utility model discloses, not be used for the restriction the utility model discloses. To the technical field of the utility model technical personnel, the foundation the utility model discloses an idea can also be made a plurality of simple deductions, warp or replacement.

Claims

1. A tact switch, comprising:

2. The tact switch according to claim 1, wherein the push button comprises: the first control part is arranged in the mounting groove to form an upward protruding shape, the second control part is arranged in the mounting groove to form a downward protruding shape, and the connecting part is used for connecting the first control part and the second control part.

3. The tact switch according to claim 2, wherein the contact spring is located between the terminal and the second manipulating part, is bent toward the second manipulating part, and is closely attached to the second manipulating part.

4. The tact switch according to claim 3, wherein the contact spring is three pieces.

5. The tact switch according to claim 1, wherein a side of the outer housing facing away from the terminal is provided with an inlet gate.

6. The tact switch according to claim 1, wherein the mounting posts comprise a trapezoidal boss having an upper portion press-fitted to the top wall and a boss having a lower portion passing through the mounting hole.

7. The tact switch according to claim 1, wherein a positioning pin for restricting a mounting position of the outer case is provided on the outer case.