CN217114185U

CN217114185U - Voltage-resistant electronic membrane switch

Info

Publication number: CN217114185U
Application number: CN202220801155.5U
Authority: CN
Inventors: 陈柯伟; 刘泽林
Original assignee: Shanghai Ouliya Industry Co ltd
Current assignee: Shanghai Ouliya Industry Co ltd
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2022-08-02
Anticipated expiration: 2032-03-31

Abstract

The utility model relates to the technical field of electronic membrane switches, and discloses a withstand voltage electronic membrane switch, which solves the problem that the membrane switch is not provided with a limit buffer device generally, so that the membrane switch can not rebound after being pressed for a long time, thereby causing damage; the utility model discloses, through buffer spring, the bull stick, the slider, the spout, damping spring, the fixed plate, the slide bar, the connection frame, the buffer board, connecting spring's setting, press the board downstream, make the bull stick drive the slider and slide, damping spring is to the slider shock attenuation, buffer spring cushions pressing the board simultaneously, improve the buffering effect to pressing the board, move down when the pole that electrocutes, the slide bar drives the buffer board downstream, connecting spring cushions the buffer board, improve the stability ability of touching the pole, the rebound effect that keeps the switch that can be better.

Description

Voltage-resistant electronic membrane switch

Technical Field

The utility model belongs to the technical field of electron membrane switch, specifically be a withstand voltage electron membrane switch.

Background

The membrane switch is an operation system integrating a key function, an indicating element and an instrument panel. The circuit board consists of four parts, including a panel, an upper circuit, an isolating layer and a lower circuit. When the membrane switch is pressed down, the contact of the upper circuit deforms downwards to be in contact with the polar plate of the lower circuit for conduction, after the finger is loosened, the contact of the upper circuit rebounds, the circuit is disconnected, and the loop triggers a signal. The membrane switch has the characteristics of rigorous structure, attractive appearance, good sealing property, moisture resistance, long service life and the like.

The existing membrane switch is not provided with a limiting buffer device generally, so that the membrane switch can not rebound after being pressed for a long time, and the problem of damage is caused.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned condition, for overcoming prior art's defect, the utility model provides a withstand voltage electron membrane switch, the effectual present membrane switch that has solved generally does not set up spacing buffer, leads to membrane switch to lead to membrane switch not kick-backing under long-term pressing down, leads to the problem of damage.

In order to achieve the above object, the utility model provides a following technical scheme: a pressure-resistant electronic membrane switch comprises a connecting box, wherein a shell is connected to the middle of the lower end of the inner wall of the connecting box, an electricity-connecting block is connected to the middle of the lower end of the inner wall of the connecting box, a contact pole is connected to the middle of the upper end of the shell, the lower end of the contact pole penetrates through and extends into the shell, a pressing plate is connected to the upper end of the contact pole, a buffer spring is connected to the middle of the lower end of the pressing plate, the lower end of the buffer spring is sleeved on the upper portion of the outer side of the contact pole, buffer assemblies are rotatably connected to both sides of the lower end of the pressing plate, a fixed plate is connected to both sides of the lower end of the contact pole, one side of the lower end of the fixed plate is connected to a sliding rod, the lower end of the sliding rod is connected to a connecting frame, the lower ends of the two connecting frames are connected to both sides of the lower end of the inner wall of the connecting box, the lower end of the sliding rod penetrates through and extends to the lower end of the connecting frame, the buffer plate is connected to the lower end of the sliding rod, the buffer board lower extreme is connected with connecting spring, connecting spring lower extreme and connection frame inner wall lower extreme are connected.

Preferably, the buffering subassembly includes the bull stick, the bull stick lower extreme rotates and is connected with the slider, casing upper end both sides correspond two slider departments and have seted up the spout, the slider is located the inside sliding connection of spout, spout inner wall both sides all are connected with damping spring, two damping spring one end are connected with the slider both sides.

Preferably, the upper end of the rotating rod is rotatably connected with the lower end of the pressing plate through a first rotating seat, and the lower end of the rotating rod is rotatably connected with the upper end of the sliding block through a second rotating seat.

Preferably, the number of the rotating rods, the sliding blocks and the sliding grooves is two.

Preferably, the upper end of the connecting box is provided with a through hole corresponding to the pressing plate, and the shape of the through hole is matched with that of the pressing plate.

Preferably, the middle part of the upper end of the connecting box is connected with a protection plate.

Preferably, the protection plate is made of rubber.

Preferably, the connecting frame is matched with the shape of the buffer plate.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses, through buffer spring, the bull stick, the slider, the spout, damping spring, the fixed plate, the slide bar, the connection frame, the buffer board, connecting spring's setting, press the board downstream, make the bull stick drive the slider and slide, damping spring is to the slider shock attenuation, buffer spring cushions pressing the board simultaneously, improve the buffering effect to pressing the board, move down when the pole that electrocutes, the slide bar drives the buffer board downstream, connecting spring cushions the buffer board, improve the stability ability of touching the pole, the rebound effect that keeps the switch that can be better.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged schematic view of a in fig. 1 according to the present invention;

fig. 3 is an enlarged schematic structural diagram of B in fig. 1 according to the present invention.

In the figure: 1. a connecting frame; 2. a housing; 3. a power connection block; 4. contacting the pole; 5. a pressing plate; 6. a buffer spring; 7. a rotating rod; 8. a slider; 9. a chute; 10. a damping spring; 11. a fixing plate; 12. a slide bar; 13. a connecting frame; 14. a buffer plate; 15. a connecting spring; 16. a through hole; 17. and (5) protecting the board.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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.

In the first embodiment, as shown in fig. 1, 2 and 3, the utility model comprises a connecting box 1, a shell 2 is connected to the middle part of the lower end of the inner wall of the connecting box 1, a power-on block 3 is connected to the middle part of the lower end of the inner wall of the connecting box 1, a contact rod 4 is connected to the middle part of the upper end of the shell 2, the lower end of the contact rod 4 extends into the shell 2, a pressing plate 5 is connected to the upper end of the contact rod 4 to drive the contact rod 4 to move downwards, a buffer spring 6 is connected to the middle part of the lower end of the pressing plate 5, the lower end of the buffer spring 6 is connected to the middle part of the upper end of the shell 2, the buffer spring 6 is sleeved on the upper part of the outer side of the contact rod 4, buffer components are rotatably connected to both sides of the lower end of the pressing plate 5, fixing plates 11 are connected to the lower parts of both sides of the contact rod 4 to buffer, one side of the lower end of the fixing plate 11 is connected to a sliding rod 12, the lower end of the sliding rod 12 is connected to a connecting frame 13, the lower ends of the two connecting frames 13 are connected to both sides of the lower end of the inner wall of the connecting box 1, the lower end of the sliding rod 12 penetrates through and extends to the lower end of the connecting frame 13, the lower end of the sliding rod 12 is connected with a buffer plate 14, the lower end of the buffer plate 14 is connected with a connecting spring 15, the buffer plate 14 can be buffered, and the lower end of the connecting spring 15 is connected with the lower end of the inner wall of the connecting frame 13.

In the second embodiment, on the basis of the first embodiment, the through hole 16 is formed at the upper end of the connecting box 1 corresponding to the pressing plate 5, the shape of the through hole 16 is matched with the shape of the pressing plate 5, so that the pressing plate 5 can be driven to move downwards, the middle part of the upper end of the connecting box 1 is connected with the protection plate 17, the protection plate 17 is made of rubber, and the connecting frame 13 is matched with the buffer plate 14 in shape.

Third embodiment, on the basis of first embodiment, the buffering subassembly includes

bull stick

7, 7 lower extremes of bull stick rotate and are connected with

slider

8, 2 upper end both sides of casing correspond two slider 8 departments and have seted up spout 9, slider 8 is located the inside sliding connection of

spout

9, 9 inner wall both sides of spout all are connected with damping spring 10, cushion slider 8, two damping spring 10 one end are connected with slider 8 both sides, 7 upper ends of bull stick rotate the seat through first and are connected with pressing 5 lower extremes of movable plate, 7 lower extremes of bull stick rotate the seat through the second and are connected with 8 upper ends of slider are rotated, 7 bull sticks, slider 8 is two sets of with the quantity of spout 9.

The working principle is as follows: when the shock absorber is used, when a switch is required to be pressed, the protection plate 17 is manually pressed, the pressing plate 5 is driven to move downwards, the pressing plate 5 moves downwards, the electric shock rod 4 is driven to move downwards, the pressing plate 5 moves downwards, the rotating rod 7 rotates, the sliding block 8 is located in the sliding groove 9 and slides inside, the damping spring 10 damps the sliding block 8, meanwhile, the damping spring 6 can buffer the pressing plate 5, the buffering effect on the pressing plate 5 is improved, then, when the electric shock rod 4 moves downwards, the fixing plate 11 and the sliding rod 12 are driven to move downwards, the buffering plate 14 is driven to move downwards, the connecting spring 15 buffers the buffering plate 14, and the electric shock rod 4 is in contact with the electric connection block 5.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a withstand voltage electron membrane switch, includes connecting box (1), its characterized in that: the connecting box is characterized in that a shell (2) is connected to the middle of the lower end of the inner wall of the connecting box (1), an electricity receiving block (3) is connected to the middle of the lower end of the inner wall of the connecting box (1), a contact pole (4) is connected to the middle of the upper end of the shell (2), the lower end of the contact pole (4) penetrates through the shell and extends into the shell (2), a pressing plate (5) is connected to the upper end of the contact pole (4), a buffer spring (6) is connected to the middle of the lower end of the pressing plate (5), the lower end of the buffer spring (6) is connected to the middle of the upper end of the shell (2), the buffer spring (6) is sleeved on the upper portion of the outer side of the contact pole (4), buffer assemblies are rotatably connected to the two sides of the lower end of the pressing plate (5), a fixing plate (11) is connected to the lower portions of the two sides of the contact pole (4), one side of the lower end of the fixing plate (11) is connected to a sliding rod (12), the lower end of the sliding rod (12) is connected to a connecting frame (13), two connection frame (13) lower extreme are connected with connecting box (1) inner wall lower extreme both sides, slide bar (12) lower extreme runs through and extends to connection frame (13) lower extreme, slide bar (12) lower extreme is connected with buffer board (14), buffer board (14) lower extreme is connected with coupling spring (15), coupling spring (15) lower extreme is connected with connection frame (13) inner wall lower extreme.

2. A voltage tolerant electronic membrane switch as claimed in claim 1, wherein: buffering subassembly includes bull stick (7), bull stick (7) lower extreme rotates and is connected with slider (8), casing (2) upper end both sides correspond two slider (8) departments and have seted up spout (9), slider (8) are located spout (9) inside sliding connection, spout (9) inner wall both sides all are connected with damping spring (10), two damping spring (10) one end are connected with slider (8) both sides.

3. A voltage tolerant electronic membrane switch as claimed in claim 2, wherein: the upper end of the rotating rod (7) is rotatably connected with the lower end of the pressing plate (5) through a first rotating seat, and the lower end of the rotating rod (7) is rotatably connected with the upper end of the sliding block (8) through a second rotating seat.

4. A voltage tolerant electronic membrane switch as claimed in claim 2, wherein: the number of the rotating rods (7), the sliding blocks (8) and the sliding grooves (9) is two.

5. A voltage tolerant electronic membrane switch as claimed in claim 1, wherein: the upper end of the connecting box (1) is provided with a through hole (16) corresponding to the pressing plate (5), and the shape of the through hole (16) is matched with that of the pressing plate (5).

6. A voltage tolerant electronic membrane switch as claimed in claim 1, wherein: the middle part of the upper end of the connecting box (1) is connected with a protective plate (17).

7. A voltage tolerant electronic membrane switch as claimed in claim 6, wherein: the protection plate (17) is made of rubber.

8. A voltage tolerant electronic membrane switch as claimed in claim 1, wherein: the connecting frame (13) is matched with the shape of the buffer plate (14).