Touch switch with protection function

Abstract

The utility model belongs to the field of touch switches, and particularly relates to a touch switch with a protection function, which comprises a box body. Fixing prisms are installed at the bottom of an inner cavity of the box body and located at the corners, first threaded holes are formed in the end faces of the fixing prisms, and through the structural design of the inner heat dissipation through grooves and the outer heat dissipation through grooves, the problems that most light touch switches are of a closed structure and do not have the heat dissipation function, and consequently internal electric appliance elements are prone to being damaged due to heating are solved; the service life of the touch switch is prolonged; through the structural design of the anti-falling structure and the protective cover, the problem that the external structure is easy to damage when the touch switch is knocked on the ground is solved, and the anti-falling performance of the touch switch is improved; through the structural design of the dustproof structure and the protective cover, the problem that the aging of electric appliances and circuits in the switch is accelerated because dust easily enters the switch from a connection gap between the button and the switch body is solved, and the aging speed of the electric appliances and the circuits in the switch is greatly reduced.

Description

Technical Field

[0001] The utility model relates to the field of light touch switches, in particular to a light touch switch with a protective function. Background Art

[0002] A touch switch is an electronic switch that belongs to the category of electronic components. When in use, the switch function is closed and connected by applying pressure in the direction of the switch operation under the condition of satisfying the operating force. When the pressure is removed, the switch is disconnected. Its internal structure relies on the change in the force of the metal spring to achieve on and off. The touch switch has the advantages of small contact resistance, precise operating force error, and diversified specifications. It is widely used in electronic equipment and white appliances, such as audio and video products, digital products, remote controls, etc.

[0003] Existing touch switches still have defects in actual use. Most of the touch switches are closed structures and have no heat dissipation function, which makes the internal electrical components easily damaged by heat; the external structure of the touch switch is easily damaged when it falls on the ground; and dust easily enters the interior through the connection gap between the button and the switch body, accelerating the aging of the internal electrical appliances and circuits of the switch; therefore, a touch switch with a protective function is proposed to address the above problems. Utility Model Content

[0004] In order to make up for the shortcomings of the prior art, the existing touch switches still have defects in actual use. Most of the touch switches are closed structures and do not have a heat dissipation function, which makes the internal electrical components easily damaged by heat; the touch switch is dropped on the ground, and the external structure is easily damaged; and dust is easy to enter the interior through the connection gap between the button and the switch body, accelerating the aging of the internal electrical appliances and circuits of the switch. The utility model proposes a touch switch with a protective function.

[0005] The technical solution adopted by the utility model to solve the technical problem is: a light touch switch with a protective function, comprising a box body; a fixed prism is installed at the bottom of the inner cavity of the box body and at a corner, a first threaded hole is opened on the end surface of the fixed prism, a first screw is threadedly connected to the fixed prism through the first threaded hole, a box cover is installed on the upper port of the box body through the first screw, a fixing cylinder is installed at the bottom of the box cover, a button is slidably connected to the inner wall of the fixing cylinder, a guide cylinder is installed on the end surface of the box cover, inner heat dissipation grooves are correspondingly opened on the left and right side walls of the box body, a protective frame is installed on the box body through the inner heat dissipation groove, a dustproof structure is installed on the box body through the inner heat dissipation groove, a protective cover is installed on the end surface of the box cover and corresponding to the button, and an anti-fall structure is installed on the outer wall of the box cover;

[0006] The dustproof structure comprises a fixed frame, and a dustproof net is installed on the inner wall of the fixed frame;

[0007] The anti-fall structure includes a protective cover, and card slots are opened on the end surface of the protective cover and on the left and right sides respectively. The protective cover is slidably connected with a card block through the card slot, and the four card blocks are connected through a protective shell. Step holes are opened on the front and rear side walls of the protective shell and on the left and right sides respectively, and the protective shell is connected with a second screw through the step hole, and external heat dissipation grooves are opened on the left and right side walls of the protective shell and corresponding to the internal heat dissipation grooves.

[0008] Preferably, the box cover is slidably connected to the button via a connecting hole, and the box body is connected to the fixing frame via an internal heat dissipation groove.

[0009] Preferably, the box body is connected to the protective shell by a second screw, and the inner heat dissipation groove and the outer heat dissipation groove are of the same size.

[0010] Preferably, a spring sheet is installed at the bottom of the inner cavity of the box body, a connecting block is installed at the bottom of the inner cavity of the box body and on one side of the spring sheet, pins are installed on the front and rear side walls of the box body and on the left and right sides respectively, and a second threaded hole is opened on the fixed prism corresponding to the second screw.

[0011] Preferably, the protective cover is made of rubber material, and the protective cover, the block and the protective shell are made of metal material.

[0012] Preferably, an opening is provided on the protective shell corresponding to the pin, a receiving groove is provided on the bottom of the protective cover corresponding to the first screw, and a movable hole is provided on the protective cover corresponding to the guide cylinder.

[0013] Preferably, the bottom of the protective cover is movably connected to the end surface of the box cover, a through hole is opened on the box body corresponding to the second screw, and the other end of the second screw passes through the through hole and is threadedly connected to the second threaded hole.

[0014] Preferably, the button and the guide tube are located inside the protective cover, and the clamping block is arranged in a T-shaped structure.

[0015] The utility model is beneficial in that:

[0016] 1. The utility model adopts the structural design of the inner heat dissipation groove and the outer heat dissipation groove, so that the hot air of the box body can be discharged to the outside of the box body through the inner heat dissipation groove and the outer heat dissipation groove in turn, and the relatively low temperature outside air enters the inside of the box body through the outer heat dissipation groove and the inner heat dissipation groove in turn to realize the exchange of air inside and outside the box body, and realizes the function of heat dissipation of the electrical components inside the box body, solves the problem that most touch switches are closed structures and have no heat dissipation function, so that the internal electrical components are easily damaged by heat, and the service life of the touch switch is improved;

[0017] 2. The utility model adopts the structural design of the anti-drop structure and the protective cover. When the touch switch is dropped on the ground, the protective cover, the protective cover and the protective shell are the first contact points between the touch switch and the ground, so that the touch switch bears the collision force with the ground, and realizes the protective function of the protective cover for the button, and the protective cover and the card block for the box cover and the box body, thereby solving the problem that the external structure of the touch switch is easily damaged when it is dropped on the ground, and improving the anti-drop performance of the touch switch;

[0018] 3. The utility model adopts the structural design of the dustproof structure and the protective cover. When the air inside and outside the box body is exchanged for heat dissipation, the outside air enters the box body, and the impurities or dust in the air can be filtered by the dustproof net on the outside of the box body. The protective cover can prevent dust from entering the inside of the box body through the connection gap between the guide cylinder and the button, thereby realizing the internal dustproof function of the box body and solving the problem that dust easily enters the interior through the connection gap between the button and the switch body, accelerating the aging of the internal electrical appliances and circuits of the switch, thereby greatly reducing the aging rate of the internal electrical appliances and circuits of the switch. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0021] Figure 2 It is a schematic diagram of the explosion structure of the utility model;

[0022] Figure 3 It is a schematic diagram of the partial cutaway structure of the utility model;

[0023] Figure 4 This is a schematic diagram of the fixed prism structure of the utility model.

[0024] In the figure: 1, box body; 2, fixed prism; 3, first threaded hole; 4, first screw; 5, box cover; 6, fixed cylinder; 7, button; 8, guide cylinder; 9, inner heat dissipation groove; 10, protective frame; 11, dustproof structure; 1101, fixed frame; 1102, dustproof net; 12, protective cover; 13, anti-fall structure; 1301, protective cover; 1302, slot; 1303, block; 1304, protective shell; 1305, stepped hole; 1306, second screw; 1307, opening; 1308, receiving groove; 1309, movable hole; 14, outer heat dissipation groove; 15, spring piece; 16, connecting block; 17, pin; 18, second threaded hole. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] The following is combined with Figure 1-4 To further explain this application in detail,

[0027] The present application embodiment discloses a touch switch with a protective function. Figure 1-4 A touch switch with a protective function comprises a box body 1; a fixed prism 2 is installed at the bottom of the inner cavity of the box body 1 and at the corner, a first threaded hole 3 is opened on the end surface of the fixed prism 2, a first screw 4 is threadedly connected to the fixed prism 2 through the first threaded hole 3, a box cover 5 is installed at the upper end of the box body 1 through the first screw 4, a fixed cylinder 6 is installed at the bottom of the box cover 5, a button 7 is slidably connected to the inner wall of the fixed cylinder 6, a guide cylinder 8 is installed on the end surface of the box cover 5, and corresponding openings are opened on the left and right side walls of the box body 1. An inner heat dissipation slot 9 is provided, a protective frame 10 is installed on the box body 1 through the inner heat dissipation slot 9, a dustproof structure 11 is installed on the box body 1 through the inner heat dissipation slot 9, a protective cover 12 is installed on the end surface of the box cover 5 and corresponds to the button 7, and an anti-fall structure 13 is installed on the outer wall of the box cover 5. The structural design of the inner heat dissipation slot 9 and the outer heat dissipation slot 14 solves the problem that most touch switches are closed structures and have no heat dissipation function, which makes the internal electrical components easily damaged by heat, and improves the service life of the touch switch;

[0028] The dustproof structure 11 includes a fixed frame 1101, and a dustproof net 1102 is installed on the inner wall of the fixed frame 1101. The structural design of the anti-fall structure 13 and the protective cover 12 solves the problem that the external structure of the touch switch is easily damaged when it falls on the ground, thereby improving the anti-fall performance of the touch switch.

[0029] The anti-fall structure 13 includes a protective cover 1301, and a card slot 1302 is opened on the end surface of the protective cover 1301 and on the left and right sides thereof. The protective cover 1301 is slidably connected with a card block 1303 through the card slot 1302, and four card blocks 1303 are connected through a protective shell 1304. Step holes 1305 are opened on the front and rear side walls of the protective shell 1304 and on the left and right sides thereof, and the protective shell 1304 is connected with a second screw 1306 through the step holes 1305. External heat dissipation grooves 14 are opened on the left and right side walls of the protective shell 1304 and correspond to the internal heat dissipation grooves 9. The structural design of the dustproof structure 11 and the protective cover 12 solves the problem that dust easily enters the interior through the connection gap between the button 7 and the switch body, thereby accelerating the aging of the internal electrical appliances and circuits of the switch, and greatly reduces the aging speed of the internal electrical appliances and circuits of the switch.

[0030] Reference Figure 1-3 The box cover 5 is slidably connected to the button 7 through the connecting hole, and the box body 1 is connected to the fixed frame 1101 through the inner heat dissipation groove 9; the box body 1 is connected to the protective shell 1304 through the second screw 1306, and the inner heat dissipation groove 9 and the outer heat dissipation groove 14 are of the same size; a spring 15 is installed at the bottom of the inner cavity of the box body 1, and a connecting block 16 is installed at the bottom of the inner cavity of the box body 1 and on one side of the spring 15, and pins 17 are installed on the front and rear side walls of the box body 1 and on the left and right sides respectively, and a second threaded hole 18 is opened on the fixed prism 2 and corresponds to the second screw 1306; the protective The cover 12 is made of rubber material, and the protective cover 1301, the block 1303 and the protective shell 1304 are made of metal material; the protective cover 12 is made of rubber material, and the protective cover 1301, the block 1303 and the protective shell 1304 are made of metal material. The rubber material has a certain elasticity. When the protective cover 12 collides with the ground, it can buffer part of the force and play a role in protecting the button 7. The protective cover 1301, the block 1303 and the protective shell 1304 are made of metal material and are not easily deformed or damaged in collision;

[0031] Reference Figure 1-3 , an opening 1307 is provided on the protective shell 1304 and corresponds to the pin 17, a receiving groove 1308 is provided on the bottom of the protective cover 1301 and corresponds to the first screw 4, and a movable hole 1309 is provided on the protective cover 1301 and corresponds to the guide cylinder 8; the bottom of the protective cover 1301 is movably connected to the end surface of the box cover 5, and a through hole is provided on the box body 1 and corresponds to the second screw 1306, and the other end of the second screw 1306 passes through the through hole and is threadedly connected with the second threaded hole 18; the button 7 and the guide cylinder 8 are located inside the protective cover 12, and the block 1303 is arranged in a T-shaped structure; a receiving groove 1308 is provided at the bottom of the protective cover 1301 and corresponds to the first screw 4, and the raised part of the first screw 4 can be accommodated, so that the protective cover 1301 can be installed;

[0032] Working principle: The hot air passing through the box body 1 passes through the inner heat dissipation slot 9 and the outer heat dissipation slot 14 in turn, and is discharged to the protective shell 1304. The cold air outside the protective shell 1304 passes through the outer heat dissipation slot 14 in turn, passes through the inner heat dissipation slot 9, and enters the box body 1 through the dustproof net 1102. The dustproof net 1102 filters impurities and dust in the external air, so that clean air enters the interior of the box body 1, realizing the exchange of internal and external air and the heat dissipation of the box body 1; when the touch switch falls to the ground, the first contact point with the ground is the protective cover 12, The protective cover 1301 and the protective shell 1304, the protective cover 12 is made of rubber material and has a certain elasticity, which can protect the button 7. The protective cover 1301 and the protective shell 1304 are made of metal material and are not easy to deform, so that the protective cover 1301 protects the box cover 5 and the protective shell 1304 protects the box body 1. The protective cover 12 is directly connected to the box cover 5, so that the gap between the guide tube 8 and the button 7 is inside the protective cover 12, so that the air cannot enter the interior of the box body 1 from the gap, thereby realizing dustproofing of the interior of the box body 1.

[0033] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A touch switch with a protective function, comprising a box body (1); characterized in that: A fixed prism (2) is installed at the bottom of the inner cavity of the box body (1) and at a corner. A first threaded hole (3) is provided on the end surface of the fixed prism (2). A first screw (4) is threadedly connected to the fixed prism (2) through the first threaded hole (3). A box cover (5) is installed at the upper end of the box body (1) through the first screw (4). A fixed cylinder (6) is installed at the bottom of the box cover (5). A button (7) is slidably connected to the inner wall of the fixed cylinder (6). A guide cylinder (8) is installed on the end surface of the box cover (5). Internal heat dissipation grooves (9) are correspondingly provided on the left and right side walls of the box body (1). A protective frame (10) is installed on the box body (1) through the internal heat dissipation groove (9). A dustproof structure (11) is installed on the box body (1) through the internal heat dissipation groove (9). A protective cover (12) is installed on the end surface of the box cover (5) and corresponds to the button (7). An anti-fall structure (13) is installed on the outer wall of the box cover (5). The dustproof structure (11) comprises a fixing frame (1101), and a dustproof net (1102) is installed on the inner wall of the fixing frame (1101); The anti-fall structure (13) comprises a protective cover (1301), a card slot (1302) is provided on the end surface of the protective cover (1301) and on the left and right sides thereof, the protective cover (1301) is slidably connected to a card block (1303) via the card slot (1302), the four card blocks (1303) are connected via a protective shell (1304), stepped holes (1305) are provided on the front and rear side walls of the protective shell (1304) and on the left and right sides thereof, the protective shell (1304) is connected to a second screw (1306) via the stepped holes (1305), and external heat dissipation slots (14) are provided on the left and right side walls of the protective shell (1304) and correspond to the internal heat dissipation slots (9).

2. A touch switch with protection function according to claim 1, characterized in that: The box cover (5) is slidably connected to the button (7) via the connection hole, and the box body (1) is connected to the fixed frame (1101) via the internal heat dissipation groove (9).

3. The touch switch with protection function according to claim 1, characterized in that: The box body (1) is connected to the protective outer shell (1304) via a second screw (1306), and the inner heat dissipation groove (9) and the outer heat dissipation groove (14) are of the same size.

4. The touch switch with protection function according to claim 1, characterized in that: A spring sheet (15) is installed at the bottom of the inner cavity of the box body (1), a connecting block (16) is installed at the bottom of the inner cavity of the box body (1) and on one side of the spring sheet (15), pins (17) are installed on the front and rear side walls of the box body (1) and on the left and right sides respectively, and a second threaded hole (18) is opened on the fixed prism (2) and corresponds to the second screw (1306).

5. The touch switch with protection function according to claim 1, characterized in that: The protective cover (12) is made of rubber material, and the protective cover (1301), the clamping block (1303) and the protective shell (1304) are made of metal material.

6. The touch switch with protection function according to claim 4, characterized in that: An opening (1307) is provided on the protective housing (1304) and corresponds to the pin (17); a receiving groove (1308) is provided at the bottom of the protective cover (1301) and corresponds to the first screw (4); and a movable hole (1309) is provided on the protective cover (1301) and corresponds to the guide cylinder (8).

7. The touch switch with protection function according to claim 4, characterized in that: The bottom of the protective cover (1301) is movably connected to the end surface of the box cover (5); a through hole is provided on the box body (1) corresponding to the second screw (1306); the other end of the second screw (1306) passes through the through hole and is threadedly connected to the second threaded hole (18).

8. A touch switch with protection function according to claim 1, characterized in that; The button (7) and the guide cylinder (8) are located inside the protective cover (12), and the clamping block (1303) is arranged in a T-shaped structure.

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