A waterproof touch switch with light

Abstract

A waterproof touch switch with light, comprising a switch body, a button that is pressed and matched with the switch body, the switch body comprising a base, an upper cover that covers the base, and a pin that is integrally formed and arranged in the base, a waterproof and dustproof structure is arranged between the switch body and the button, a key slot for accommodating the button is arranged in the base, a spring slot is arranged in the center of the key slot, a metal spring is arranged in the spring slot, a lamp slot is formed in the bottom of the key slot, a patch LED lamp is arranged in the lamp slot; the pin comprises a first pin, a second pin, a third pin, and a fourth pin, the inner ends of the first pin and the third pin are pressed and connected with the metal spring, and the inner ends of the second pin and the fourth pin are connected with the positive and negative electrodes of the patch LED lamp. The utility model cleverly embeds the patch LED lamp into the switch body, while achieving the purpose of simplifying the switch structure and reducing the volume, avoiding various problems of the traditional structure.

Description

Technical Field

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

[0002] A touch switch is an electronic switch. When in use, you can turn on the switch by lightly pressing the switch button. When you release the switch, the switch is turned off. Its internal structure relies on the metal spring to bounce under force to achieve on and off. It is mainly used in computer cases, server cases, home appliances, medical equipment, building automation, vehicle-mounted equipment, digital audio and video and other fields.

[0003] In the prior art, a traditional touch switch has four pins, which are generally distributed around the bottom. The LED lamp of the light touch switch with light generally adopts an external structure, with a total of six pins including two pins of the LED lamp. The external LED lamp will have gold wire pulling during the secondary processing and plug-in process, causing the LED lamp to not light up or flicker, or causing terminal damage, soft terminals and difficult plug-in, etc., resulting in unstable product performance. The LED lamp of the light touch switch with light is generally distributed on two different sides of the switch pins, the PCB occupies a large space, the cost is high, and the LED stability is poor. At the same time, the traditional light touch switch with light has poor waterproof and dustproof performance, and water and dust entry can easily cause damage to the switch. Utility Model Content

[0004] The utility model aims to provide a waterproof touch switch with light to solve the above technical problems.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0006] A waterproof touch switch with light, comprising a switch body and a button that is pressed and matched with the switch body, the switch body comprising a base, an upper cover that covers the base up and down, and a pin that is integrally formed and arranged in the base, a waterproof and dustproof structure is arranged between the switch body and the button, a button slot for accommodating the button is arranged in the base, a spring slot is arranged in the center of the button slot, a metal spring is installed in the spring slot, a lamp slot is formed in the bottom of the button slot, and a patch LED lamp is installed in the lamp slot;

[0007] Among them, the pins include a first pin, a second pin, a third pin, and a fourth pin. The inner ends of the first pin and the third pin are press-connected with the metal spring, and the inner ends of the second pin and the fourth pin are connected with the positive and negative poles of the SMD LED lamp.

[0008] Furthermore, the metal spring sheet includes a spring sheet body and four spring sheet support feet which are centrally symmetrically arranged on the peripheral side of the spring sheet body. The shape of the spring sheet groove is adapted to the shape of the metal spring sheet. The metal spring sheet is supported on the spring sheet groove by the spring sheet support feet, and the top of the metal spring sheet is in contact with the bottom of the button.

[0009] Furthermore, the lamp trough is arranged in the middle of the shrapnel slot, and the lamp trough divides the shrapnel slot into four connecting parts at the front, back, left and right sides, and the four shrapnel legs are correspondingly supported in one connecting part.

[0010] Furthermore, the first pin and the third pin are symmetrical about the center of the lamp trough, and the inner ends of the first pin and the third pin form a first horizontal connecting part integrally formed in the base, and a conductive bump is provided on each horizontal connecting part, and two of the conductive bumps are symmetrically protruded on two of the connecting parts, and the lower side of the spring support foot is contacted and connected with the conductive bump by pressing the metal spring.

[0011] Furthermore, the second pin and the fourth pin are symmetrical about the center of the lamp trough, and the inner ends of the second pin and the fourth pin are formed with a second horizontal connecting part integrally formed in the base, and the second horizontal connecting part is respectively arranged on the front and rear sides of the lamp trough, and the positive and negative poles of the SMD LED lamp are respectively electrically connected to the horizontal connecting part.

[0012] Furthermore, the waterproof and dustproof structure includes a waterproof convex strip protruding from the spring clip groove, the shape of the waterproof convex strip is similar to the shape of the lamp groove and completely surrounds the periphery of the lamp groove, and a waterproof board is provided on the lower side of the button, the shape of the waterproof board is similar to the button groove, and when installed, the waterproof board is in tight and sealing contact with the waterproof convex strip.

[0013] Furthermore, a light-transmitting hole is arranged at the center of the metal spring sheet, the button is made of a high-temperature resistant silicone material, and the base and the upper cover are made of a high-temperature resistant PPA material.

[0014] Furthermore, the upper cover and the base are connected by high-temperature hot riveting via positioning columns.

[0015] Furthermore, the pin is one of an SMT patch and a DIP; the button is one of a light-transmitting button and an ODM button.

[0016] Furthermore, the switch body is one of a flat press, an angled side press, and a side press heightened structure.

[0017] Compared with the prior art, the utility model has the following beneficial effects:

[0018] The utility model proposes a waterproof light touch switch with a light, which is provided with a switch body, a button, a base, an upper cover, a pin, a waterproof and dustproof structure, a button slot, a shrapnel slot, a metal shrapnel, a lamp slot, a SMD LED lamp, a first pin, a second pin, a third pin, and a fourth pin. By arranging the lamp slot on the base, the SMD LED lamp is cleverly embedded in the switch body, and the purpose of simplifying the switch structure and reducing the volume is achieved, while avoiding the problems of gold wire pulling, terminal damage, and soft terminals that are difficult to plug in during the secondary processing and plug-in process of LED in the traditional structure. At the same time, a waterproof and dustproof structure is provided, which solves the technical defect of poor waterproof performance of the existing light touch switch with a light. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 It is a schematic diagram of the explosion structure of the utility model;

[0021] Figure 3 It is a partial structural schematic diagram of the utility model;

[0022] Figure 4 for Figure 3 Schematic diagram of the explosion structure;

[0023] Figure 5 for Figure 3 Schematic diagram of the explosion structure;

[0024] Figure 6 This is a schematic diagram of the cooperation between the metal spring and the pin of the utility model;

[0025] Figure 7 for Figure 6 Schematic diagram of the explosion structure;

[0026] Figure 8 This is a schematic diagram of the cooperation between the metal spring and the pin of the utility model from another perspective;

[0027] Fig. 9 The utility model is a schematic diagram of the DIP pin structure;

[0028] Fig.10 The button of the utility model is a schematic diagram of an ODM button;

[0029] Fig.11 Another schematic diagram of the button of the utility model being an ODM button;

[0030] Fig.12 This is a schematic diagram of the Angle side pressing structure adopted in the utility model;

[0031] Fig.13 This is a schematic diagram of the Angle side press heightening structure adopted in the utility model.

[0032] In the figure: 1. base, 11. key slot, 12. shrapnel slot, 13. lamp slot, 14. waterproof convex strip, 2. upper cover, 21 hot riveting hole, 22. key hole, 3. positioning column, 4. button, 41. waterproof plate, 5. pin, 51. first pin, 52. second pin, 53. third pin, 54. fourth pin, 55. conductive bump, 6. metal shrapnel, 61. shrapnel support foot, 62. light transmission hole, 7. SMD LED lamp. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the present invention are described clearly and completely below. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0034] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "vertical", "horizontal", "inside", "outside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0035] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0036] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" and "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0037] like Figure 1-8As shown, a waterproof touch switch with light comprises a switch body, a button 4 pressed and matched with the switch body, the switch body comprises a base 1, an upper cover 2 covering the base 1, and a pin 5 integrally formed and arranged in the base 1, a waterproof and dustproof structure is arranged between the switch body and the button 4, a button slot 11 for accommodating the button 4 is arranged in the base 1, a shrapnel slot 12 is arranged in the center of the button slot 11, a metal shrapnel 6 is installed in the shrapnel slot 12, a lamp slot 13 is formed in the bottom of the button slot 11, and a patch LED lamp 7 is installed in the lamp slot 13;

[0038] Among them, the pin 5 includes a first pin 51, a second pin 52, a third pin 53, and a fourth pin 54. The inner ends of the first pin 51 and the third pin 53 are press-connected with the metal spring 6, and the inner ends of the second pin 52 and the fourth pin 54 are connected to the positive and negative poles of the SMD LED lamp 7.

[0039] The utility model proposes a waterproof light touch switch with a light, which comprises a switch body, a button 4, a base 1, an upper cover 2, a pin 5, a waterproof and dustproof structure, a button slot 11, a shrapnel slot 12, a metal shrapnel 6, a lamp slot 13, a SMD LED lamp, a first pin 51, a second pin 52, a third pin 53, and a fourth pin 54. The lamp slot 13 is arranged on the base 1, and the SMD LED lamp is cleverly embedded in the switch body. While achieving the purpose of simplifying the switch structure and reducing the volume, the problems of gold wire pulling, terminal damage, and soft terminals that are difficult to plug in, which occur in the secondary processing and plug-in process of LEDs in the traditional structure, are avoided. At the same time, a waterproof and dustproof structure is arranged, and the technical defect of poor waterproof performance of the existing light touch switch with a light is solved.

[0040] Specifically, as shown in the figure, the metal spring 6 includes a spring body, and four spring legs 61 centrally and symmetrically arranged around the spring body. The shape of the spring slot 12 matches the shape of the metal spring 6. The metal spring 6 is supported on the spring slot 12 by the spring legs 61, and the top of the metal spring 6 abuts against the bottom of the key 4. By setting the metal spring 6 and pressing the metal spring 6, the metal spring 6 and the spring legs 61 form a downward pressure deformation, the metal spring abuts against the first pin and the third pin to conduct, and the metal spring 6 is released, and the metal spring automatically restores its deformation.

[0041] Specifically, as shown in the figure, the lamp trough 13 is arranged in the middle of the shrapnel trough 12, and the lamp trough 13 divides the shrapnel trough 12 into four connection parts, front, back, left and right, and four shrapnel legs 61 are correspondingly supported in one connection part. The first pin 51 and the third pin 53 are symmetrical about the center of the lamp trough 13, and the inner ends of the first pin 51 and the third pin 53 form a first horizontal connection part integrally formed in the base, and a conductive bump 55 is arranged on each horizontal connection part, and two conductive bumps 55 are symmetrically protruded on two of the connection parts, and the lower side of the shrapnel leg 61 is contacted and connected with the conductive bump 55 by pressing the metal shrapnel 6. Pressing the metal shrapnel 6, the metal shrapnel 6 and the shrapnel leg 61 form a downward pressure deformation, and the metal shrapnel abuts against the conductive bumps on the first pin and the third pin to conduct, and releasing the metal shrapnel 6 automatically restores the deformation.

[0042] Specifically, as shown in the figure, the second pin 52 and the fourth pin 54 are symmetrical about the center of the lamp trough 13, and the inner ends of the second pin 52 and the fourth pin 54 are formed with a second horizontal connecting part integrally formed in the base, and the second horizontal connecting part is respectively arranged on the front and rear sides of the lamp trough 13, and the positive and negative poles of the SMD LED lamp 7 are respectively electrically connected to the horizontal connecting part.

[0043] Specifically, as shown in the figure, the waterproof and dustproof structure includes a waterproof convex strip 14 protruding from the spring slot 12, the shape of the waterproof convex strip 14 is similar to the shape of the light slot 13 and completely surrounds the side of the light slot 13, and a waterproof plate 41 is provided on the lower side of the button 4, the shape of the waterproof plate 41 is similar to the button slot 11, and when installed, the waterproof plate 41 is in tight and sealed contact with the waterproof convex strip 14. The upper cover 2 is connected to the base 1 by high-temperature hot riveting through the positioning column 3. The upper cover 2 is installed by hot riveting, so that the upper cover 2 forms a downward pressure, so that the waterproof plate 41 and the waterproof convex strip form an extrusion effect. Since the waterproof plate 41 is made of high-temperature resistant silicone material, it has a certain deformation ability and forms a sealing effect under a certain force of extrusion.

[0044] Specifically, as shown in the figure, the center of the metal spring 6 is provided with a light-transmitting hole 62, the button 4 is made of high-temperature resistant silicone material, and the base 1 and the upper cover 2 are made of high-temperature resistant PPA material. The product is made of high-quality high-temperature resistant engineering plastics and heat-resistant light-transmitting silicone, etc. The materials used have excellent performance in flame retardancy, insulation, impact resistance and moisture resistance, and better stability.

[0045] Specifically, refer to Fig. 9 , 10, 11, the pin 5 is one of SMT patch and DIP; the button 4 is one of light-transmitting button and ODM button. Among them, in the SMT structure, the soldering process problem caused by the LED terminal and the switch terminal not being on the same plane, which has troubled the industry for many years, is solved.

[0046] Specifically, refer to Fig.12 , 13 The switch body is one of a flat press, an angle side press, and a side press heightened structure.

[0047] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

[0048] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A waterproof touch switch with light, characterized in that: The switch body comprises a switch body and a button (4) that is pressed and matched with the switch body. The switch body comprises a base (1), an upper cover (2) that covers the base (1) from top to bottom, and a pin (5) that is integrally formed and arranged in the base (1). A waterproof and dustproof structure is arranged between the switch body and the button (4). A button groove (11) for accommodating the button (4) is arranged in the base (1). A spring groove (12) is arranged in the center of the button groove (11). A metal spring (6) is installed in the spring groove (12). A lamp groove (13) is formed in the bottom of the button groove (11). A patch LED lamp (7) is installed in the lamp groove (13). The pin (5) comprises a first pin (51), a second pin (52), a third pin (53), and a fourth pin (54); the inner ends of the first pin (51) and the third pin (53) are press-connected to the metal spring (6); and the inner ends of the second pin (52) and the fourth pin (54) are press-connected to the positive and negative electrodes of the SMD LED lamp (7).

2. The waterproof touch switch with light according to claim 1, characterized in that: The metal spring (6) comprises a spring body and four spring legs (61) centrally and symmetrically arranged around the spring body. The shape of the spring slot (12) matches the shape of the metal spring (6). The metal spring (6) is supported on the spring slot (12) by the spring legs (61), and the top of the metal spring (6) abuts against the bottom of the key (4).

3. The waterproof touch switch with light according to claim 2, characterized in that: The lamp trough (13) is arranged in the middle of the spring clip trough (12), and the lamp trough (13) divides the spring clip trough (12) into four connecting parts in front, back, left and right directions, and the four spring clip legs (61) are correspondingly supported in one connecting part.

4. The waterproof touch switch with light according to claim 3, characterized in that: The first pin (51) and the third pin (53) are symmetrical about the center of the lamp trough (13); the inner ends of the first pin (51) and the third pin (53) form a first horizontal connecting portion integrally formed in the base; a conductive protrusion (55) is provided on each horizontal connecting portion; two conductive protrusions (55) are symmetrically protruded on two of the connecting portions; by pressing the metal spring sheet (6), the lower side of the spring sheet support leg (61) is brought into contact with the conductive protrusion (55) for conduction.

5. The waterproof touch switch with light according to claim 4, characterized in that: The second pin (52) and the fourth pin (54) are symmetrical about the center of the lamp trough (13); the inner ends of the second pin (52) and the fourth pin (54) are formed with a second horizontal connecting portion integrally formed in the base; the second horizontal connecting portion is respectively arranged at the front and rear sides of the lamp trough (13); and the positive and negative poles of the SMD LED lamp (7) are respectively electrically connected to the horizontal connecting portion.

6. The waterproof touch switch with light according to claim 2, characterized in that: The waterproof and dustproof structure comprises a waterproof convex strip (14) protruding from the spring sheet groove (12); the shape of the waterproof convex strip (14) is similar to the shape of the light groove (13) and completely surrounds the circumference of the light groove (13); a waterproof plate (41) is arranged on the lower side of the key (4); the shape of the waterproof plate (41) is similar to the key groove (11); when in the installed state, the waterproof plate (41) is in tight and sealed contact with the waterproof convex strip (14).

7. The waterproof touch switch with light according to claim 2, characterized in that: A light-transmitting hole (62) is arranged at the center of the metal spring sheet (6); the button (4) is made of a high-temperature resistant silicone material; and the base (1) and the upper cover (2) are made of a high-temperature resistant PPA material.

8. The waterproof touch switch with light according to claim 7, characterized in that: The upper cover (2) and the base (1) are connected by high-temperature hot riveting via positioning columns (3).

9. The waterproof touch switch with light according to claim 2, characterized in that: The pin (5) is one of an SMT patch and a DIP; the button (4) is one of a light-transmitting button and an ODM button.

10. The waterproof touch switch with light according to claim 2, characterized in that: The switch body is one of a flat press, an angled side press, and a side press heightened structure.

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