CN212848102U

CN212848102U - Light-permeable touch switch

Info

Publication number: CN212848102U
Application number: CN202022211125.2U
Authority: CN
Inventors: 章庆飞
Original assignee: Zhejiang Jilang Internet Of Things Technology Co ltd
Current assignee: Zhejiang Jilang Internet Of Things Technology Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-03-30
Anticipated expiration: 2030-09-30

Abstract

The utility model discloses a light-permeable tact switch, which comprises an installation panel, a circuit board, a middle plate and a seesaw, wherein the circuit board is electrically connected with a switch contact and a backlight lamp group, a light-permeable trigger piece is arranged at the inner side of the seesaw, and a backlight lamp hole is arranged on the seesaw; the light shielding plate is arranged on the inner side of the rocker and provided with a limiting clamping groove, and a limiting clamping block matched with the limiting clamping groove is arranged on the rocker; offer on the light screen and be used for inlaying the first mounting hole of establishing the trigger piece, first constant head tank has been seted up to the outer end of first mounting hole, forms the location step between first constant head tank and the first mounting hole, and the week side of trigger piece is equipped with the location flange of outside extension, and the location flange inlays to be established in first constant head tank and the interior terminal surface of location flange is inconsistent with the location step, and the wane inboard still is equipped with the second constant head tank with trigger piece outer end looks adaptation. The utility model discloses set up the light screen in the wane inboard, easy operation, it is effectual to be shaded, can show improvement machining efficiency.

Description

Light-permeable touch switch

Technical Field

The utility model relates to a switch structure technical field especially relates to a switch is dabbed to light-permeable.

Background

The tact switch refers to an electrical appliance switch installed on a wall for use in connecting and disconnecting a circuit. The tact switch is very common in family life and is commonly used for controlling the on and off of the illuminating lamp. At present, the inner side of a button of a part of light touch switches is provided with an indicator light, so that people can quickly find the position of the switch at night.

The switch that dabs now includes installation panel, circuit board, medium plate and wane, and circuit board, medium plate and wane are installed in proper order on the installation panel, and the electricity is connected with switch contact and backlight banks on the circuit board, installs the piece that triggers of light-permeable on the wane, lies in the anterior position of triggering on the wane simultaneously and offers and be used for non-light tight backlight hole. In order to improve the display effect of the backlight lamp group, the black dye is usually coated on the inner side of the wane and the part without intersection of the trigger piece, so that light rays generated by the backlight lamp group are transmitted to the outside through the trigger piece and the backlight lamp hole in sequence, but the mode of coating the black dye on the inner side of the wane is not only difficult to operate, but also greatly reduces the processing efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a switch is dabbed of light-permeable, the utility model discloses set up the light screen in the wane inboard, not only easy operation, it is effectual to be shaded, can show improvement machining efficiency moreover.

In order to achieve the above object, the utility model provides a following technical scheme: a light-permeable tact switch comprises an installation panel, a circuit board, a middle plate and a rocker, wherein the circuit board, the middle plate and the rocker are sequentially installed on the installation panel, the circuit board is electrically connected with a switch contact and a backlight lamp group, a light-permeable trigger piece matched with the switch contact when the rocker is pressed down is arranged on the inner side of the rocker, and a backlight lamp hole for transmitting light is formed in the position, located in front of the trigger piece, of the rocker; the device also comprises a lightproof light screen, wherein the light screen is arranged on the inner side of the rocker, a limiting clamping groove is formed in the light screen, and a limiting clamping block matched with the limiting clamping groove is arranged on the rocker; offer on the light screen and be used for inlaying and establish the first mounting hole of trigger piece, first constant head tank has been seted up to the outer end of first mounting hole, and form the location step between first constant head tank and the first mounting hole, the week side of trigger piece is equipped with the outside locating flange that extends, the locating flange inlays to be established in first constant head tank and the interior terminal surface of locating flange is inconsistent with the location step, the wane inboard still is equipped with the second constant head tank with trigger piece outer end looks adaptation.

Through adopting the above-mentioned technical scheme, utilize the light screen of lightproof to replace black dyestuff and carry out the shading, during the installation, realize the joint of the two in the spacing draw-in groove of the light screen with spacing fixture block impress on the wane, thereby make the light screen install on the wane fast, and simultaneously, set up on the light screen and be used for inlaying the first mounting hole of establishing the trigger piece, the light screen is when fixing on the wane, the outer end pressure that the light screen will trigger the piece is in the second constant head tank of wane, realize the location installation of trigger piece, when backlight unit is lighted, light sees through the trigger piece and jets out from the backlight hole on the wane, this structure has improved backlight greatly, and only need install the light screen can dispose the shading structure, the operation is very simple, can show improvement machining efficiency.

The utility model discloses further set up to, trigger the piece and be cross shape, the position that triggers the inboard four tip of being close to is equipped with an edge contact portion respectively, and the inboard middle part of triggering is equipped with middle contact portion.

By adopting the technical scheme, the circuit board which does not pass through the specification can be adapted, so that the design of a die is reduced, and the production cost is reduced.

The utility model discloses further set up to, all be equipped with the strengthening rib between every edge contact site and the middle contact site.

Through adopting above-mentioned technical scheme, can promote the holistic intensity of trigger greatly, prolong its life.

The utility model discloses further set up to, be equipped with the board that resets on the medium plate, the position that the board that resets is close to the tip is equipped with the reference column, the inboard of light screen be equipped with the positioning channel section of reference column looks adaptation.

Through adopting above-mentioned technical scheme, when the user pressed the wane, the wane extrusion reset the board and makes the board that resets warp and the energy storage, and when the user loosened the wane, the board that resets release elastic potential energy and return the normal position with the wane pressure, and this design can promote user experience greatly.

The utility model discloses further set up to, the position that the board that resets is close to the tip is equipped with the boss portion that extends towards the light screen direction, the reference column sets up on boss portion.

Through adopting above-mentioned technical scheme, can make the wane more easily produce the linkage with the board that resets when moving.

The utility model discloses further set up to, positioning channel's cross-section is long circular form.

Through adopting above-mentioned technical scheme, can provide the displacement allowance for the wane, make the wane can normally press and bounce.

The utility model discloses further set up to, still include pilot lamp group and printing opacity piece, pilot lamp group electricity is connected on the circuit board, the second mounting hole has been seted up on the light screen, and the third constant head tank has been seted up to the outer end of second mounting hole, the inboard of wane is equipped with the fourth constant head tank, the inner of printing opacity piece inlays to be established in the third constant head tank, and the outer end of printing opacity piece inlays to be established in the fourth constant head tank, the wane is located the anterior position of printing opacity piece and offers and is used for non-light tight pilot lamp hole.

By adopting the technical scheme, the effect of indicating the lamp and indicating the backlight lamp can be simultaneously achieved, and the user experience can be further improved.

Drawings

FIG. 1 is a schematic structural diagram of a first embodiment;

FIG. 2 is a partial exploded view of the first embodiment;

FIG. 3 is a cross-sectional view of the first embodiment;

FIG. 4 is an enlarged view of portion A of FIG. 3;

FIG. 5 is an enlarged view of the portion B in FIG. 3;

FIG. 6 is a schematic view of the fitting structure of the light shielding plate and the reset plate;

fig. 7 is a schematic structural view of a rocker according to the first embodiment;

fig. 8 is a schematic structural diagram of the second embodiment.

In the figure: 1. installing a panel; 2. a seesaw; 3. a backlight lamp hole; 4. an indicator light hole; 5. a circuit board; 6. a middle plate; 7. a visor; 8. a switch contact; 9. a backlight lamp group; 10. an indicator light set; 11. a first mounting hole; 12. a second mounting hole; 13. a trigger; 14. a light transmissive member; 15. an annular gap; 16. a convex edge; 17. an edge contact portion; 18. an intermediate contact portion; 19. a first positioning groove; 20. positioning a step; 21. a positioning flange; 22. a second positioning groove; 23. a limiting clamping groove; 24. a third positioning groove; 25. a fourth positioning groove; 26. positioning the clamping groove; 27. a reset plate; 28. a boss portion; 29. a positioning column; 30. a limiting clamping block; 31 reinforcing ribs.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b): the utility model provides a light-permeable dabs switch, as shown in figures 1-8, including installation panel 1, circuit board 5, medium plate 6 and wane 2 install in proper order on installation panel 1, and is concrete, run through medium plate 6, circuit board 5 and installation panel 1 in proper order through the screw to install circuit board 5 and medium plate 6 on installation panel 1, wane 2 middle part is articulated with installation panel 1, the electricity is connected with switch contact 8 and backlight 9 on circuit board 5, 2 inboard of wane is equipped with the light-permeable trigger piece 13 that is used for wane 2 to press down and switch contact 8 to cooperate, the position that lies in trigger piece 13 anterior part on wane 2 is offered and is used for non-light tight backlight hole 3, backlight hole 3 is the shape of "switch"; the light touch switch further comprises a light-tight light screen 7, wherein the light screen 7 is arranged on the inner side of the rocker 2, a limiting clamping groove 23 is formed in the light screen 7, and a limiting clamping block 30 matched with the limiting clamping groove 23 is arranged on the rocker 2; offer on the light screen 7 and be used for inlaying and establish the first mounting hole 11 of trigger 13, first constant head tank 19 has been seted up to the outer end of first mounting hole 11, and form location step 20 between first constant head tank 19 and the first mounting hole 11, the week side of trigger 13 is equipped with outside extension's location flange 21, location flange 21 inlays to be established in first constant head tank 19 and the interior terminal surface of location flange 21 offsets with location step 20, 2 inboards of wane still are equipped with the second constant head tank 22 with trigger 13 outer end looks adaptation. When light screen 7 was fixed on wane 2, light screen 7 pressed the outer end of trigger 13 in the second constant head tank 22 of wane 2, realized triggering 13's location installation, when backlight 9 was lighted, light penetrated trigger 13 and jetted out from backlight hole 3 on wane 2, this structure has improved backlight effect greatly, only need install light screen 7 can dispose the light-shielding structure moreover, the operation is very simple, can show improvement machining efficiency.

As shown in fig. 2 and 3, the trigger 13 is cross-shaped, the inner side of the trigger 13 near the four ends is provided with an edge contact portion 17, and the middle of the inner side of the trigger 13 is provided with a middle contact portion 18. The design can be adapted to circuit boards 5 of different specifications, so that the design of a die is reduced, and the production cost is reduced. The following two cases are specifically distinguished:

(1) when the switch contact 8 on the circuit board 5 is vertically arranged and the rocker 2 is vertically installed, that is, a user performs a vertical pressing action, one of the edge contact portions 17 at the upper end and the lower end of the trigger 13 is matched with the switch contact 8, specifically which edge contact portion 17 is adopted is determined according to the installation position of the switch contact 8, and the external structure of the edge contact portion refers to the attached drawing 1;

(2) when the switch contact 8 on the circuit board 5 is arranged laterally and the rocker 2 is mounted laterally, i.e. the user performs a "pushing" action, the intermediate contact portion 18 of the trigger 13 cooperates with the switch contact 8, the external configuration of which is shown in fig. 8.

In addition, the cross-shaped structural design of the trigger 13 is relatively similar to that of a rectangular shape, so that the light transmission area can be increased, and when the trigger is switched between horizontal installation and vertical installation, the backlight effect cannot be reduced due to the fact that the light transmission area of the trigger 13 is not matched with the backlight hole 3.

Wherein, all be equipped with strengthening rib 31 between every edge contact portion 17 and the middle contact portion 18, this design can promote the holistic intensity of trigger 13 greatly, prolongs its life.

As shown in fig. 6, a reset plate 27 is disposed on the middle plate 6, a positioning post 29 is disposed at a position of the reset plate 27 close to the end, and a positioning slot 26 adapted to the positioning post 29 is disposed on an inner side of the light shielding plate 7. When the user pressed

wane

2, 2 extrusion resets board 27 and makes the board 27 that resets warp and the energy storage, and when the user loosened wane 2, the board 27 that resets released elastic potential energy and pressed back the normal position with wane 2, and this design can promote user experience greatly.

As shown in fig. 6, a boss 28 extending toward the light shielding plate 7 is provided at a position of the reset plate 27 near the end, the boss 28 is integrated with the reset plate 27, and the positioning post 29 is provided on the boss 28, which makes it easier to interlock with the reset plate 27 when the rocker 2 moves.

Wherein, positioning slot 26's cross-section is long circular form, and this design can provide the displacement allowance for wane 2, makes wane 2 can normally press and bounce.

As shown in fig. 2 to 5, the tact switch further includes an indicator light group 10 and a light-transmitting member 14, the indicator light group 10 is electrically connected to the circuit board 5, the light shielding plate 7 is provided with a second mounting hole 12, the outer end of the second mounting hole 12 is provided with a third positioning groove 24, the inner side of the rocker 2 is provided with a fourth positioning groove 25, the inner end of the light-transmitting member 14 is embedded in the third positioning groove 24, the outer end of the light-transmitting member 14 is embedded in the fourth positioning groove 25, and the position of the rocker 2 in front of the light-transmitting member 14 is provided with an indicator light hole 4 for transmitting light. The structure can enable the light touch switch to have the effects of indicating the light and indicating the backlight lamp at the same time, and can further improve the user experience.

In addition, in this embodiment, the backlight hole 3 on the rocker 2 is in a "Switch" shape, and the structure can also select a corresponding shape according to the customer's requirement.

The working principle is as follows: the utility model discloses utilize the light-tight light screen 7 to replace black dyestuff to carry out the shading, during the installation, realize the joint of the two in the spacing draw-in groove 23 of light screen 7 with spacing fixture block 30 on the wane 2 impresses, thereby make light screen 7 install fast on wane 2, and simultaneously, set up on the light screen 7 and be used for inlaying the first mounting hole 11 of establishing trigger piece 13, when light screen 7 is fixed on wane 2, light screen 7 presses the outer end of trigger piece 13 in the second constant head tank 22 of wane 2, realize the location installation of trigger piece 13, when backlight 9 were lighted, light sees through trigger piece 13 and jets out from backlight hole 3 on the wane 2, the effect in a poor light has been improved greatly to this structure, and only need install light screen 7 and can dispose the shading structure, the operation is very simple, can show improvement machining efficiency.

Claims

1. A light-permeable touch switch comprises an installation panel (1), a circuit board (5), a middle plate (6) and a rocker (2), wherein the circuit board (5), the middle plate (6) and the rocker (2) are sequentially installed on the installation panel (1), the circuit board (5) is electrically connected with a switch contact (8) and a backlight lamp group (9), a light-permeable trigger piece (13) matched with the switch contact (8) when the rocker (2) is pressed down is arranged on the inner side of the rocker (2), and a backlight lamp hole (3) for light transmission is formed in the position, located in front of the trigger piece (13), of the rocker (2); the method is characterized in that: the rocker arm is characterized by further comprising a light-tight light screen (7), wherein the light screen (7) is arranged on the inner side of the rocker arm (2), a limiting clamping groove (23) is formed in the light screen (7), and a limiting clamping block (30) matched with the limiting clamping groove (23) is arranged on the rocker arm (2); offer on light screen (7) and be used for inlaying and establish first mounting hole (11) of trigger piece (13), first constant head tank (19) have been seted up to the outer end of first mounting hole (11), and form location step (20) between first constant head tank (19) and first mounting hole (11), the week side of trigger piece (13) is equipped with outside extended positioning flange (21), positioning flange (21) inlay to be established in first constant head tank (19) and the interior terminal surface of positioning flange (21) is inconsistent with location step (20), wane (2) inboard still is equipped with second constant head tank (22) with trigger piece (13) outer end looks adaptation.

2. The light-transmittable touch switch according to claim 1, wherein: the trigger piece (13) is in a cross shape, the parts of the inner side of the trigger piece (13) close to the four end parts are respectively provided with an edge contact part (17), and the middle part of the inner side of the trigger piece (13) is provided with a middle contact part (18).

3. The light-transmittable touch switch according to claim 2, wherein: a reinforcing rib (31) is arranged between each edge contact part (17) and the middle contact part (18).

4. The light-transmittable touch switch according to claim 1, wherein: be equipped with reset plate (27) on medium plate (6), the position that reset plate (27) is close to the tip is equipped with reference column (29), the inboard of light screen (7) is equipped with positioning groove (26) with reference column (29) looks adaptation.

5. The light-transmittable touch switch according to claim 4, wherein: the part of the resetting plate (27) close to the end part is provided with a boss part (28) extending towards the light shielding plate (7), and the positioning column (29) is arranged on the boss part (28).

6. The light-transmittable touch switch according to claim 4, wherein: the cross section of the positioning clamping groove (26) is in an oblong shape.

7. The light-transmittable touch switch according to claim 1, wherein: still include pilot lamp group (10) and printing opacity piece (14), pilot lamp group (10) electricity is connected on circuit board (5), second mounting hole (12) have been seted up on light screen (7), and third constant head tank (24) have been seted up to the outer end of second mounting hole (12), the inboard of wane (2) is equipped with fourth constant head tank (25), the inner of printing opacity piece (14) inlays to be established in third constant head tank (24), and the outer end of printing opacity piece (14) inlays to be established in fourth constant head tank (25), wane (2) are located the anterior position of printing opacity piece (14) and offer and are used for non-light tight pilot lamp hole (4).