CN218918699U

CN218918699U - Electronic membrane switch

Info

Publication number: CN218918699U
Application number: CN202320005146.XU
Authority: CN
Inventors: 赵军; 胡圣勇; 杨明丽
Original assignee: Gooyu Electronic Technology Shanghai Co ltd
Current assignee: Gooyu Electronic Technology Shanghai Co ltd
Priority date: 2023-01-03
Filing date: 2023-01-03
Publication date: 2023-04-25
Anticipated expiration: 2033-01-03

Abstract

The utility model provides an electronic membrane switch which comprises a switch body, wherein the switch body comprises a lower shell, a panel is fixedly arranged at the top of the lower shell through a limiting mechanism, a lower circuit layer is fixedly arranged at the bottom of the inner side of the lower shell, and an upper circuit layer is fixedly arranged at the bottom of the panel. According to the utility model, the elastic reed is extruded by the adjusting mechanism through the sliding plate through adjusting the adjusting mechanism, so that the elastic force of the elastic reed is recovered conveniently, the service life of the electronic membrane switch is prolonged, and the panel can be replaced.

Description

Electronic membrane switch

Technical Field

The utility model relates to the field of electronic membrane switch equipment, in particular to an electronic membrane switch.

Background

The electronic membrane switch is an operation system integrating key functions, indication elements and instrument panels, and comprises a right panel, an upper circuit, an isolation layer and a lower circuit.

The existing electronic membrane switch is pressed for a plurality of times, the upper circuit membrane is wrinkled and loose, so that in a natural state, after the elastic reed is used for a long time, the elasticity of the elastic reed is reduced, and the upper circuit membrane and the elastic reed are also contacted with the lower circuit membrane, so that the electronic membrane switch is faulty and cannot be used, the panel of the electronic membrane switch is used for a long time, the abrasion of the indication mark on the panel is disappeared, and the panel is inconvenient to replace.

Disclosure of Invention

In order to solve the above problems, the present application provides an electronic membrane switch.

The application provides an electronic membrane switch which adopts the following technical scheme: the utility model provides an electronic membrane switch, includes the switch body, the switch body includes down the casing, there is the panel at the top of casing through stop gear fixed mounting down, the inboard bottom fixed mounting of casing has the lower circuit layer down, the bottom of panel is fixed to be provided with the circuit layer down, the inside fixed mounting of casing has adjustment mechanism down, adjustment mechanism includes two-way screw rod, two-way screw rod is spacing to be rotated and is installed the inside at the casing down, be provided with the isolation layer between circuit layer and the lower circuit layer.

Through above technical scheme, adjustment mechanism's regulation can carry out lateral shifting to the slide, and the distance between the slide reduces to crooked spring reed, conveniently separate upper touch piece and lower touch piece through spring reed.

Further, threads with opposite directions are formed in the bidirectional screw rods at equal intervals, sliding plates are movably mounted on the bidirectional screw rods through screw holes, and the sliding plates are mounted in the lower shell in a limiting sliding mode.

Through the technical scheme, the bidirectional screw rod can drive the sliding plate to move in the opposite direction or move reversely through reverse threads, so that the elastic reed can be conveniently extruded and adjusted.

Further, the sliding plates are insulating plates, the number of the sliding plates is six, elastic reeds are fixedly arranged at the tops of the two sliding plates, and the elastic reeds are arc-shaped.

Through the technical scheme, the sliding plates can be moved close to each other and can squeeze the elastic reed, so that the elastic reed continues to be elastic and drives the upper contact block to rise.

Further, the elastic reed is electrically connected with the upper circuit layer, an upper contact block is fixedly arranged at the bottom of the elastic reed, and the upper contact block is electrically connected with the elastic reed.

Through above technical scheme, the elastic reed can be with last contact block and last circuit layer intercommunication, conveniently carries out the circular telegram.

Further, a lower contact block is fixedly arranged at the bottom of the lower circuit layer corresponding to the upper contact block, the lower contact block is electrically connected with the lower circuit layer, and an elastic pressing plate is arranged at the top of the panel corresponding to the elastic reed.

Through above technical scheme, lower contact block can communicate with lower circuit layer, thereby convenient upper contact block and lower contact block contact circular telegram, conveniently presses the spring reed through the elastic pressing plate.

Further, regular polygon rods are symmetrically and fixedly arranged at two ends of the bidirectional screw rod, sliding sleeves are slidably arranged on the outer sides of the regular polygon rods through regular polygon grooves, knobs are fixedly arranged at one ends of the sliding sleeves, and the knobs are movably arranged at two sides of the lower shell.

Through above technical scheme, can drive regular polygon pole through sliding sleeve, regular polygon groove when rotatory rotation, drive two-way screw rod rotation through regular polygon pole to the convenience is adjusted the slide.

Further, the other end fixed mounting of sliding sleeve has the spring, spring fixed mounting is in the inside of lower casing, the spacing cardboard that rotates of one end of sliding sleeve is installed, the fixed lug that is provided with in one side of cardboard, the draw-in groove has been seted up to one side of the corresponding lug in both ends of panel, the inside at the draw-in groove is installed in the lug joint.

Through above technical scheme, the cardboard can be installed through lug and draw-in groove to the panel under the pulling force effect of spring, through outside pulling knob, conveniently dismantles the panel.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the sliding sleeve is driven by the knob, the sliding sleeve drives the bidirectional screw rod to rotate in the lower shell through the positive deformation groove and the positive polygon rod, the bidirectional screw rod drives the sliding plate to slide in the lower shell through threads with opposite directions, so that the two opposite sliding plates are close to each other, the elastic reed is extruded through the sliding plate, the elasticity of the elastic reed can be enhanced, the upper circuit layer is supported, and the service life of the electronic membrane switch can be prolonged.

2. The knob is pulled to two sides, the knob drives the sliding sleeve to slide to two sides in the lower shell, the sliding sleeve drives the clamping plate, the sliding sleeve stretches the spring at the same time, the clamping plate drives the lug and moves the lug out of the clamping groove, the panel is conveniently separated from the lower shell, and the panel is conveniently replaced; the clamping plate extrudes the panel under the action of the tension of the spring and the sliding sleeve, and the protruding blocks are clamped into the clamping grooves, so that the panel can be conveniently and fixedly installed.

Drawings

FIG. 1 is a schematic perspective view of the present application;

FIG. 2 is a schematic cross-sectional view of the present application;

FIG. 3 is an enlarged view of FIG. 2A of the present application;

in the figure: 1. a lower housing; 2. a panel; 3. an adjusting mechanism; 4. an elastic pressing plate; 5. a lower circuit layer; 6. an upper circuit layer; 7. an elastic reed; 8. an upper contact block; 9. a lower contact block; 10. a bidirectional screw; 11. a slide plate; 12. a knob; 13. a clamping plate; 14. a sliding sleeve; 15. a regular polygonal rod; 16. and (3) a spring.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Referring to fig. 1 to 3, the present utility model provides a technical solution: the utility model provides an electronic membrane switch, includes switch body, switch body includes casing 1 down, and the top of casing 1 has panel 2 through stop gear fixed mounting down, and the bottom fixed mounting of the inboard of casing 1 has lower circuit layer 5 down, and the bottom of panel 2 is fixed to be provided with circuit layer 6 down, and the inside fixed mounting of casing 1 has adjustment mechanism 3 down, and adjustment mechanism 3 includes bi-directional screw 10, and bi-directional screw 10 is spacing to be rotated and is installed in the inside of casing 1 down, be provided with the isolation layer between circuit layer 6 and the lower circuit layer 5 down, through adjustment mechanism 3's rotation regulation, conveniently carry out sliding adjustment to slide 11 through bi-directional screw 10, conveniently extrude the regulation to spring reed 7 for spring reed 7 resumes elasticity.

Referring to fig. 2 and 3, threads with opposite directions are formed on the bidirectional screw 10 at equal intervals, a sliding plate 11 is movably mounted on the bidirectional screw 10 through a screw hole, the sliding plate 11 is mounted in the lower shell 1 in a limiting sliding manner, the sliding plate 11 is an insulating plate, the number of the sliding plates 11 is six, elastic reeds 7 are fixedly mounted on the tops of the two sliding plates 11, the elastic reeds 7 are arc-shaped, the elastic reeds 7 are electrically connected with the upper circuit layer 6, an upper contact block 8 is fixedly mounted on the bottom of the elastic reed 7, an upper contact block 8 is electrically connected with the elastic reed 7, a lower contact block 9 is fixedly mounted on the bottom of the lower circuit layer 5 corresponding to the upper contact block 8, the lower contact block 9 is electrically connected with the lower circuit layer 5, an elastic pressing plate 4 is arranged on the top of the panel 2 corresponding to the elastic reeds 7, and the elastic reeds 7 can be extruded by mutual approaching of the sliding plate 11, so that the elasticity of the elastic reeds 7 is increased, and the service life of the electronic thin film switch is prolonged.

Referring to fig. 2 and 3, two ends of the bidirectional screw rod 10 are symmetrically and fixedly provided with a regular polygon rod 15, the outer side of the regular polygon rod 15 is provided with a sliding sleeve 14 through a regular polygon groove in a sliding manner, one end of the sliding sleeve 14 is fixedly provided with a knob 12, the knob 12 is movably arranged on two sides of the lower shell 1, the other end of the sliding sleeve 14 is fixedly provided with a spring 16, the spring 16 is fixedly arranged in the lower shell 1, one end of the sliding sleeve 14 is provided with a clamping plate 13 in a limiting rotation manner, one side of the clamping plate 13 is fixedly provided with a protruding block, two ends of the panel 2 are provided with clamping grooves corresponding to one side of the protruding block, the protruding block is clamped and installed in the clamping grooves, and the panel 2 is conveniently installed and detached through the directional matching of the clamping plate 13, the protruding block and the clamping grooves, so that the panel 2 is convenient to replace.

The implementation principle of the electronic membrane switch in the embodiment of the application is as follows: when the elastic force of the elastic reed 7 is reduced, the knob 12 is rotated by a tool, the knob 12 drives the sliding sleeve 14 to rotate in the lower shell 1, the sliding sleeve 14 drives the bidirectional screw rod 10 to rotate through the regular polygon groove and the regular polygon rod 15, the bidirectional screw rod 10 drives the sliding plate 11 to rotate in the lower shell 1 through threads with opposite directions, and the sliding plate 11 extrudes two ends of the elastic reed 7, so that the elasticity of the elastic reed 7 is recovered, and the service life of the electronic film can be prolonged; when panel 2 wearing and tearing are serious, to both sides pulling knob 12, knob 12 drives sliding sleeve 14 and moves to the outside, sliding sleeve 14 extension spring 16, spring 16 produces the pulling force that resumes the original state, sliding sleeve 14 drives cardboard 13 simultaneously, cardboard 13 drives the lug and rolls out the lug from the inside of draw-in groove, take off panel 2, and change new panel 2, put new panel 2 at the top of lower casing 1, loosen knob 12, sliding sleeve 14 slides down the inside of casing 1 under the pulling force of spring 16, and drive cardboard 13, cardboard 13 drives the lug and advances the inside of draw-in groove with the lug card, accomplish the installation to panel 2.

The advantages of this embodiment are:

the sliding sleeve is driven by the knob, the sliding sleeve drives the bidirectional screw rod to rotate in the lower shell through the positive deformation groove and the positive polygon rod, the bidirectional screw rod drives the sliding plate to slide in the lower shell through threads with opposite directions, so that the two opposite sliding plates are close to each other, the elastic reed is extruded through the sliding plate, the elasticity of the elastic reed can be enhanced, the upper circuit layer is supported, and the service life of the electronic membrane switch can be prolonged.

The knob is pulled to two sides, the knob drives the sliding sleeve to slide to two sides in the lower shell, the sliding sleeve drives the clamping plate, the sliding sleeve stretches the spring at the same time, the clamping plate drives the lug and moves the lug out of the clamping groove, the panel is conveniently separated from the lower shell, and the panel is conveniently replaced; the clamping plate extrudes the panel under the action of the tension of the spring and the sliding sleeve, and the protruding blocks are clamped into the clamping grooves, so that the panel can be conveniently and fixedly installed.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. An electronic membrane switch, includes switch body, its characterized in that: the switch body includes casing (1) down, there is panel (2) at the top of casing (1) down through stop gear fixed mounting, the bottom fixed mounting of the inboard of casing (1) has lower circuit layer (5) down, the bottom of panel (2) is fixed to be provided with circuit layer (6), the inside fixed mounting of casing (1) has adjustment mechanism (3) down, adjustment mechanism (3) include bidirectional screw (10), the inside at casing (1) down is installed in the spacing rotation of bidirectional screw (10), be provided with the isolation layer between upper circuit layer (6) and lower circuit layer (5).

2. An electronic membrane switch as claimed in claim 1, wherein: opposite-direction threads are formed in the bidirectional screw rods (10) at equal intervals, sliding plates (11) are movably mounted on the bidirectional screw rods (10) through screw holes, and the sliding plates (11) are mounted in the lower shell (1) in a limiting sliding mode.

3. An electronic membrane switch as claimed in claim 2, wherein: the sliding plates (11) are insulating plates, the number of the sliding plates (11) is six, elastic reeds (7) are fixedly arranged at the tops of the two sliding plates (11), and the elastic reeds (7) are arc-shaped.

4. An electronic membrane switch according to claim 3, characterized in that: the elastic reed (7) is electrically connected with the upper circuit layer (6), an upper contact block (8) is fixedly arranged at the bottom of the elastic reed (7), and the upper contact block (8) is electrically connected with the elastic reed (7).

5. An electronic membrane switch as claimed in claim 4 wherein: the bottom of the upper contact block (8) corresponding to the lower circuit layer (5) is fixedly provided with a lower contact block (9), the lower contact block (9) is electrically connected with the lower circuit layer (5), and the top of the elastic reed (7) corresponding to the inside of the panel (2) is provided with an elastic pressing plate (4).

6. An electronic membrane switch as claimed in claim 1, wherein: the two ends of the bidirectional screw rod (10) are symmetrically and fixedly provided with regular polygon rods (15), the outer sides of the regular polygon rods (15) are slidably provided with sliding sleeves (14) through regular polygon grooves, one ends of the sliding sleeves (14) are fixedly provided with knobs (12), and the knobs (12) are movably arranged on two sides of the lower shell (1).

7. An electronic membrane switch as claimed in claim 6, wherein: the novel sliding sleeve is characterized in that a spring (16) is fixedly arranged at the other end of the sliding sleeve (14), the spring (16) is fixedly arranged in the lower shell (1), a clamping plate (13) is arranged at one end of the sliding sleeve (14) in a limiting rotation mode, a protruding block is fixedly arranged on one side of the clamping plate (13), clamping grooves are formed in two ends of the panel (2) corresponding to one side of the protruding block, and the protruding block is clamped in the clamping grooves.