Touch switch

Abstract

The utility model discloses a touch switch which comprises a base, an installation cavity is arranged in the base, a conductive assembly is arranged in the installation cavity, the left end and the right end of the outer wall of the base are provided with limiting openings, the front end and the rear end of the outer wall of the base are provided with a plurality of fixing openings, and the fixing openings extend to the surface of the bottom of the base. A cover plate is arranged at the top of the base, limiting plates bent downwards are fixedly connected to the positions, opposite to the limiting openings, of the left end and the right end of the cover plate, the inner walls of the limiting plates make contact with the outer walls of the limiting openings, and fixing plates are fixedly connected to the positions, opposite to the fixing openings, of the front end and the rear end of the cover plate. The inner wall of the fixing plate makes contact with the outer wall of the fixing opening. In combination with the structural design of the utility model, the auxiliary connecting sheet is fixedly arranged on the circuit board by arranging the positioning columns during installation and use, so that the overall stability is effectively improved; meanwhile, the fixing plate and the limiting plate are arranged, and the possibility of displacement of the cover plate in the using process can be effectively prevented through cooperation of the fixing plate and the limiting plate.

Description

TECHNICAL FIELD

[0001] The utility model relates to electronic components technical field, concretely is a kind of light touch switch. BACKGROUND

[0002] Light touch switch, also called key switch, with the development of science and technology and the progress of humanities, light touch switch because of contact resistance is small, accurate operating force error, specification diversification and other advantages, in electronic equipment and white goods etc. It is widely used.

[0003] However, due to the small volume of light touch switch itself, in addition to the light touch switch through the power lead pin connector is connected to the surface of circuit board, and the size of the power lead is smaller and the strength is lower, so that the overall stability of light touch switch is poor, prone to failure, and the light touch switch cover plate design in the prior art is prone to displacement, which reduces the waterproof performance of light touch switch and affects the service life of light touch switch. SUMMARY

[0004] The utility model discloses a light touch switch to solve the above-mentioned background technology because the volume of light touch switch itself is small, in addition to the light touch switch through the power lead pin connector is connected to the surface of circuit board, and the size of the power lead is smaller and the strength is lower, so that the overall stability of light touch switch is poor, prone to failure, and the light touch switch cover plate design in the prior art is prone to displacement, which reduces the waterproof performance of light touch switch and affects the service life of light touch switch.

[0005] To achieve the above object, the utility model provides the following technical scheme: a light touch switch, including base, install the cavity in the base, install the conductive assembly in the install the cavity, the both ends of the base outer wall left and right are equipped with the limit port, the both ends of the base outer wall front and back are equipped with a plurality of fixed mouth, and the fixed mouth extends to the base bottom surface, the top of base is provided with cover plate, the both ends of the cover plate left and right are located in the opposite position fixed connection with the limit port downward bending limit board, and the inner wall of limit board and the outer wall of limit port are in contact, the both ends of the cover plate front and back are located in the opposite position fixed connection with the fixed plate of fixed mouth, and the inner wall of fixed plate and the outer wall of fixed mouth are in contact.

[0006] Preferably, the base bottom is fixedly connected with a plurality of positioning columns in the middle.

[0007] Preferably, an elastic rubber part is arranged between the base and the cover plate.

[0008] Preferably, a connector port is formed below the outer wall of the base, and a connecting piece is connected in the connector port, and the connecting piece is connected with the conductive assembly.

[0009] Preferably, the connecting piece surface is provided with a notch. Advantages

[0010] Compared with the prior art, the utility model has the advantages of:

[0011] According to the structural design of the utility model, the positioning column is arranged to assist the connecting piece to be fixed on the circuit board during installation and use, so that the overall stability is effectively improved; meanwhile, the fixed plate and the limiting plate are arranged, and cooperation therebetween can effectively prevent the cover plate from being displaced during use. BRIEF DESCRIPTION OF DRAWINGS

[0012] Fig. 1 It is an overall top structure schematic view of the utility model;

[0013] Fig. 2 It is an overall bottom structure schematic view of the utility model;

[0014] Fig. 3 It is an exploded structure schematic view of the utility model.

[0015] The correspondence between the annotations of the drawings and the component names in the drawings is as follows:

[0016] 1. base; 2. cover plate; 3. elastic rubber part; 11. limiting port; 12. fixed port; 13. positioning column;

[0017] 14. connector; 15. connecting piece; 16. notch; 17. mounting cavity; 18. conductive assembly; 21. limiting plate; 22. fixed plate. DETAILED DESCRIPTION

[0018] The technical solutions of the utility model will be described clearly and completely in combination with the embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0019] In the description of the utility model, it should be noted that the terms "upper", "lower", "left", "right", "front", "rear", "inner", "outer", "vertical", "horizontal" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the invention and simplifying the description, and are not intended to indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be understood as limiting the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and should not be understood as indicating or implying relative importance.

[0020] AsFigs. 1-3 It is a structure diagram of a light touch switch, and in the embodiment, a light touch switch, comprising a base 1, the base 1 is provided with a mounting cavity 17, a conductive assembly 18 is mounted in the mounting cavity 17, a limiting opening 11 is formed in the left and right ends of the outer wall of the base 1, and a plurality of fixing openings 12 are formed in the front and rear ends of the outer wall of the base 1, and the fixing openings 12 extend to the bottom surface of the base 1, a cover plate 2 is arranged on the top of the base 1, a downwardly bent limiting plate 21 is fixedly connected to the opposite positions of the limiting opening 11 at the left and right ends of the cover plate 2, and the inner wall of the limiting plate 21 is in contact with the outer wall of the limiting opening 11, the structure design can play a limiting role, a fixing plate 22 is fixedly connected to the opposite positions of the fixing openings 12 at the front and rear ends of the cover plate 2, and the inner wall of the fixing plate 22 is in contact with the outer wall of the fixing opening 12, the structure design realizes the fixing effect between the cover plate 2 and the base 1, the fixing plate 22 and the limiting plate 21 are arranged, and the cooperation therebetween can effectively prevent the cover plate 2 from being displaced during use.

[0021] In the embodiment, a plurality of positioning columns 13 are fixedly connected to the middle of the bottom of the base 1, the positioning columns 13 are arranged to assist the fixing of the connecting piece on the circuit board during installation and use, thereby effectively improving the stability of the whole.

[0022] In the embodiment, the base 1 and the cover plate 2 are provided with an elastic rubber piece 3, the elastic rubber piece 3 realizes the sealing and waterproof function of the mounting cavity 17, and provides the pressing opening and closing function of the light touch switch.

[0023] In the embodiment, a plug opening 14 is formed below the outer wall of the base 1, a connecting piece 15 is plugged into the plug opening 14, the connecting piece 15 is connected with the conductive assembly 18, and the function of electrifying the conductive assembly 18 is realized.

[0024] In the embodiment, a notch 16 is formed on the surface of the connecting piece 15, the connecting piece 15 is in contact with the circuit board, and is welded on the circuit board by tin soldering, the notch 16 facilitates better welding by tin soldering, prevents the phenomenon of virtual welding, and can also increase the stability of the light touch switch.

[0025] The above content is further detailed in combination with the specific embodiments, and the specific embodiments of the utility model cannot be limited to these descriptions, and for ordinary skilled persons in the technical field to which the utility model belongs, without departing from the concept of the utility model, a number of simple deductions or substitutions can be made, which should be regarded as belonging to the protection range determined by the claims of the utility model.

Claims

1. A tactile switch comprising a base (1), characterized in that: The base (1) is provided with an installation cavity (17) in the base (1), and the installation cavity (17) is provided with a conductive assembly (18) in the installation cavity (17).

2. The tactile switch of claim 1, wherein: The base (1) is provided with a plurality of positioning columns (13) fixedly connected to the middle of the bottom of the base (1).

3. The tactile switch of claim 2, wherein: The base (1) and the cover plate (2) are provided with an elastic rubber part (3) between the base (1) and the cover plate (2).

4. The tactile switch of claim 2, wherein: The base (1) is provided with a connector (14) below the outer wall of the base (1), and the connector (14) is provided with a connecting piece (15) connected to the connector (14).

5. The tactile switch of claim 4, wherein: The connecting piece (15) is provided with a notch (16) on the surface of the connecting piece (15).

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