Dustproof touch switch

Abstract

The utility model discloses a dustproof light touch switch which comprises a base, a mounting groove with an upward opening is arranged in the base, a plurality of static contacts are arranged in the bottom surface of the mounting groove, and pins extending out of the base are integrally formed on the static contacts; a shifting plate is also connected in the mounting groove in a left-right sliding manner, the lower side of the shifting plate is provided with moving contacts used for being in contact with or disconnected from the static contacts, and the upper side of the shifting plate is provided with a handle; the cover plate is used for pressing the shifting plate in the mounting groove, a dustproof plate is connected in the shifting plate in a left-right sliding mode, the left-right width of the dustproof plate is matched with the left-right width of the mounting groove, and the gear is clear when a user shifts the handle by arranging the vertical plate and arranging the elastic block in the vertical plate; according to the utility model, the dustproof plate is arranged, so that dust is prevented from invading into the mounting groove, the dust is prevented from interfering with the contact between the moving contact and the static contact, and clamping stagnation is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to switch technical field especially relates to a dustproof light touch switch. BACKGROUND

[0002] Toggle switch is through toggle switch handle to realize the circuit's on or off a kind of manual control switch.Its basic principle is to use the toggle of switch handle, drive internal moving contact to move, make it contact or separate from static contact, to realize the conduction and cut-off of circuit.

[0003] As the kind of toggle switch disclosed in application No.202020807994.9 shows, there is a kind of toggle switch with only 3-4 accessories on the market to facilitate installation, however, the toggle switch has certain defects: when the gear of the toggle switch is set too much, the long slot in the inner cover plate of the toggle switch needs to be set longer, when the handle is at the left and right limit, the long slot will generate gap between the slider, which can make dust directly fall into the base to interfere with the contact of moving contact and static contact, therefore, it needs to be improved to increase the dustproof function of the toggle switch. SUMMARY

[0004] In view of the deficiencies of the prior art, the utility model provides a dustproof light touch switch to solve the problems mentioned in the background art.

[0005] The utility model provides the following technical scheme: a dustproof light touch switch, including base, the base is equipped with the installation groove that opens to the up in, and the bottom surface of installation groove is equipped with a plurality of static contacts, and the static contact is integrally formed with the pin extending to the outside of base on;

[0006] The installation groove is also connected with the toggle plate that slides left and right in, the lower side of toggle plate is equipped with the moving contact for contacting or disconnecting each static contact, and the upper side of toggle plate is equipped with handle;

[0007] It also includes the cover plate that the toggle plate is pressed in the installation groove;

[0008] The dustproof plate that slides left and right in is connected in the toggle plate, and the left and right width of dustproof plate is adapted to the left and right width of installation groove.

[0009] Preferably, the front side of installation groove is equipped with the clamping groove, and the front side of cover plate is bent downward to form vertical plate, the middle area of vertical plate is recessed to form elastic block;

[0010] The side of toggle plate is equipped with several bosses distributed left and right, and the elastic block can be clamped in the gap between bosses.

[0011] Preferably, a through slot penetrating from front to back is provided in the vertical plate, and the elastic block is located on the lower side of the through slot.

[0012] Preferably, the convex platforms are respectively arranged on the front and rear side surfaces of the拨动 plate.

[0013] Preferably, three convex platforms are arranged in a left-right distribution on the side surface of each拨动 plate.

[0014] Preferably, a through groove for the handle to pass through is provided in the cover plate.

[0015] Preferably, buckle plates extending downward are respectively arranged on the left and right side surfaces of the cover plate, and the buckle plates are in the shape of "丄" to hook on the lower edges of the convex plates on the left and right side surfaces of the base.

[0016] Preferably, two groups of static contacts and moving contacts are arranged in a front-back distribution, and a convex strip is provided on the bottom surface of the installation groove, and the convex strip is attached to the bottom surface of the拨动 plate between the two moving contacts.

[0017] The utility model provides a dust-proof tactile switch, which has the following beneficial effects:

[0018] In the utility model, by arranging a vertical vertical plate and an elastic block in the vertical plate, the gear position is clear when the user turns the handle;

[0019] A dust-proof plate is arranged in the utility model to prevent dust from invading the installation groove, avoid dust interfering with the contact between the moving contact and the static contact, and avoid jamming. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Fig. 1 is the external view schematic diagram of the utility model;

[0021] Fig. 2 is the exploded view of each part inside the utility model.

[0022] In the figure:

[0023] 11. Base; 12. Installation groove; 13. Pin; 14.拨动 plate; 15. Moving contact; 16. Handle; 17. Cover plate; 18. Dust-proof plate; 19. Card slot; 20. Vertical plate; 21. Elastic block; 22. Convex platform; 23. Through groove; 24. Buckle plate; 25. Through slot. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0024] The embodiments of the utility model will be described in detail below. The examples of the embodiments are shown in the drawings. The embodiments described below by referring to the drawings are exemplary and are intended to explain the utility model, and should not be construed as a limitation to the utility model.

[0025] In the description of the utility model, it is understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is the orientation or positional relationship shown based on the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0026] In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features.

[0027] In the utility model, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood in a broad sense, for example, can be fixedly connected, can be detachably connected, or integrated; can be mechanically connected, or electrically connected or can communicate with each other; can be directly connected, or indirectly connected through an intermediate medium, can be the internal communication of two elements or the interaction relationship of two elements, unless otherwise explicitly limited. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0028] Referring to Figs. 1-2 According to the embodiment of the dustproof tactile switch of the utility model, the base 11 is provided with the mounting groove 12 with the opening upward in the base 11, and the mounting groove 12 is provided with a plurality of static contacts on the bottom surface, and the static contacts are integrally formed with the pins 13 extending out of the base 11.

[0029] And, a toggle plate 14 is also slidably connected left and right in the installation groove 12. A moving contact 15 for contacting or disconnecting with each static contact to enable the pin 13 to transmit signals is installed on the lower side of the toggle plate 14. To facilitate controlling the left and right positions of the toggle plate 14, a handle 16 is installed on the upper side of the toggle plate 14. And to prevent the toggle plate 14 from leaving the installation groove 12, a cover plate 17 for pressing the toggle plate 14 in the installation groove 12 is further included. The installation method of the cover plate 17 is that buckle plates 24 extending downward are respectively provided on the left and right side surfaces of the cover plate 17. The buckle plates 24 are in an "丄" shape to hook on the lower edges of the convex plates on the left and right side surfaces of the base 11. Staff can pull the buckle plates 24 outward to remove the cover plate 17. A through groove 23 for the handle 16 to pass through is provided in the cover plate 17.

[0030] And to prevent dust from entering the installation groove 12 through the through groove 23 and interfering with the contact between the moving contact 15 and the static contact, a dust-proof plate 18 is slidably connected left and right in the toggle plate 14. The left and right width of the dust-proof plate 18 is adapted to the left and right width of the installation groove 12, that is, after the toggle plate 14 is installed in the installation groove 12, the dust-proof plate 18 remains stationary relative to the installation groove 12 to play a role in dust prevention.

[0031] To enable a sense of paragraph when the user toggles the handle 16, a card slot 19 is provided in the front side surface of the installation groove 12, and the front side surface of the cover plate 17 is bent downward to form a vertical plate 20. The middle area of the vertical plate 20 is concave to form an elastic block 21;

[0032] A plurality of convex platforms 22 distributed left and right are installed on the side surface of the toggle plate 14. The elastic block 21 can be stuck in the gap between the convex platforms 22 to realize the positioning of the toggle plate 14 and the moving contact 15 and provide a sense of paragraph.

[0033] And to increase the service life of the elastic block 21 and reduce the weight of the dust-proof tactile switch, a through hole 25 penetrating front and back is provided in the vertical plate 20, and the elastic block 21 is located below the through hole 25.

[0034] To facilitate installation, in the second embodiment of the dust-proof tactile switch, the convex platforms 22 are respectively arranged on the front and back side surfaces of the toggle plate 14. And in this embodiment, three convex platforms 22 distributed left and right are provided on the side surface of each toggle plate 14, so that the dust-proof tactile switch has four gears.

[0035] The static contact and the moving contact 15 are provided with two groups of front and back distribution, and the bottom surface of the installation slot 12 is provided with a convex strip, which is attached to the bottom surface of the toggle plate 14 between the two moving contacts 15, so as to support the sliding of the toggle plate 14 and make the toggle plate 14 keep stable.

[0036] The above only describes the specific embodiments of the present application, but the technical features of the present application are not limited to this, any person skilled in the art in the field of the present application, the change or modification is covered in the patent range of the present application.

Claims

1. A dustproof tactile switch comprising a base (11), characterized in that: The base (11) is provided with an upwardly open mounting groove (12), and a plurality of static contacts are installed in the bottom surface of the mounting groove (12), and pins (13) extending outside the base (11) are integrally formed on the static contacts; A toggle plate (14) is also slidably connected left and right in the mounting groove (12), a moving contact (15) for contacting or disconnecting with each of the static contacts is installed on the lower side of the toggle plate (14), and a handle (16) is installed on the upper side of the toggle plate (14); It further includes a cover plate (17) for pressing the toggle plate (14) in the mounting groove (12); A dust-proof plate (18) is slidably connected left and right in the toggle plate (14), and the left and right width of the dust-proof plate (18) is adapted to the left and right width of the mounting groove (12).

2. The dustproof microswitch according to claim 1, characterized in that: A clamping groove (19) is provided in the front side surface of the mounting groove (12), and the front side surface of the cover plate (17) is bent downward to form a vertical plate (20), and the middle area of the vertical plate (20) is concave to form an elastic block (21); A plurality of bosses (22) distributed left and right are installed on the side surface of the toggle plate (14), and the elastic block (21) can be clamped in the notch between the bosses (22).

3. The dustproof microswitch according to claim 2, wherein: An empty groove (25) penetrating through the front and back is provided in the vertical plate (20), and the elastic block (21) is located below the empty groove (25).

4. The dustproof microswitch according to claim 2, wherein: The bosses (22) are respectively arranged on the front and back side surfaces of the toggle plate (14).

5. The dustproof microswitch according to claim 4, wherein: Three bosses (22) distributed left and right are provided on the side surface of each toggle plate (14).

6. The dustproof microswitch according to claim 1, wherein: A through groove (23) for the handle (16) to pass through is provided in the cover plate (17).

7. The dustproof microswitch according to claim 1, wherein: Clamping plates (24) extending downward are respectively provided on the left and right side surfaces of the cover plate (17), and the clamping plates (24) are in the shape of "丄" to hook on the lower edge of the convex plates on the left and right side surfaces of the base (11).

8. The dustproof microswitch according to claim 1, wherein: The static contacts and the moving contacts (15) are provided with two groups distributed front and back, and a convex strip is provided on the bottom surface of the mounting groove (12), and the convex strip is attached to the bottom surface of the toggle plate (14) between the two moving contacts (15).

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