CN214043486U

CN214043486U - Bridge connection fixed seesaw type key switch structure

Info

Publication number: CN214043486U
Application number: CN202120406528.4U
Authority: CN
Inventors: 梁峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-24
Filing date: 2021-02-24
Publication date: 2021-08-24
Anticipated expiration: 2031-02-24

Abstract

The utility model belongs to the technical field of the key switch, concretely relates to fixed seesaw formula key switch structure of bridging, including shell body, button, key seat, circuit board and bridging mount, sliding connection has the button in the shell body, the lower extreme of button is provided with the key seat, be provided with the seesaw on the key seat, the bottom contact connection of seesaw has the switch of dabbing, the switch that dabs sets up on the circuit board, the bottom of key seat is provided with the buffering bullet pad, the bottom contact connection that the buffering bullet filled up has the bridging mount, be provided with protruding muscle on the bridging mount, install set screw in the protruding muscle, be provided with spacing support column on the key seat. The utility model discloses a design shell body, button, key holder, circuit board and bridging mount isotructure constitute the key switch structure, and convenient and fast during the equipment, the fastener is few, can carry out fast assembly, but moreover to a certain extent will reduction in production cost.

Description

Bridge connection fixed seesaw type key switch structure

Technical Field

The utility model relates to a key switch technical field specifically is a fixed seesaw formula key switch structure of bridging.

Background

The key switch mainly refers to a touch key switch, also called a touch switch. A push switch is an electronic switch, belongs to the class of electronic components, and has been first found in japan [ called: sensitive switch, when it is used, the switch can be closed and switched on by applying pressure to switch operation direction under the condition of meeting operation force, and when the pressure is removed, the switch can be switched off, and its internal structure is switched on and off by means of stress change of metal spring sheet. The general key switch is composed of an insert, a base, an elastic sheet, a button and a cover plate.

But current key switch needs many places fastener to install when the equipment, leads to the installation too loaded down with trivial details, and not only the packaging efficiency is low, and is with high costs moreover, and traditional reset structure adopts the spring structure, and easy corrosion damages. Accordingly, there is a need for improvements in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fixed seesaw formula key switch structure of bridging has solved current key switch

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fixed seesaw formula key switch structure of bridging, includes shell body, button, key seat, circuit board and bridging mount, sliding connection has the button in the shell body, the lower extreme of button is provided with the key seat, be provided with the seesaw on the key seat, the bottom contact of seesaw is connected with dabs the switch, dabs the switch and sets up on the circuit board, the bottom of key seat is provided with the buffering and plays the pad, the bottom contact that the buffering was played the pad is connected with the bridging mount, be provided with protruding muscle on the bridging mount, install set screw in the protruding muscle, be provided with spacing support column on the key seat, be provided with the muscle seat in the shell body, muscle seat and protruding muscle contact, there is set screw through threaded connection in the muscle seat.

Preferably, the number of the buffering elastic cushions is two, and the two buffering elastic cushions are made of silicon rubber materials.

Preferably, the limiting support columns and the key base are of an integrated structure, and the number of the limiting support columns is two.

Preferably, the shell is provided with a key slot, and the key slot is connected with a key in a sliding manner.

Preferably, the inside of shell body is provided with the buckle, the buckle and circuit board joint.

Preferably, a plurality of clamping seats are arranged in the outer shell, and the clamping seats are clamped with the key seat.

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

1. the utility model discloses a design shell body, button, key holder, circuit board and bridging mount isotructure constitute the key switch structure, and convenient and fast during the equipment, the fastener is few, can carry out fast assembly, but moreover to a certain extent will reduction in production cost.

2. The utility model discloses a design buffering bullet pad in the bottom of key seat, and the buffering bullet pad adopts the stable silicon rubber materials of nature to make, and is not fragile, compares traditional spring structure, and life is longer.

Drawings

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

FIG. 2 is a view showing the internal structure of the outer casing of the present invention;

FIG. 3 is a schematic view of a partial structure of the present invention;

FIG. 4 is a schematic view of a partial structure of the present invention;

FIG. 5 is a schematic view of the key base structure of the present invention;

fig. 6 is a schematic view of the bridging fixing frame of the present invention.

In the figure: 1. an outer housing; 11. pressing a key slot; 12. buckling; 13. a rib seat; 14. a card holder; 2. pressing a key; 3. a key base; 31. a seesaw; 32. a buffer spring pad; 33. limiting the supporting columns; 4. a circuit board; 41. a tact switch; 5. bridging the fixing frame; 51. a rib is protruded; 52. and fixing the screw.

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.

Examples

Referring to fig. 1-6, a bridge fixed seesaw type key switch structure includes a housing 1, a key 2, a key base 3, a circuit board 4 and a bridge fixed mount 5, the key 2 is slidably connected in the housing 1, the key base 3 is disposed at a lower end of the key 2, a seesaw 31 is disposed on the key base 3, a tact switch 41 is connected to a bottom of the seesaw 31 in a contact manner, the tact switch 41 is disposed on the circuit board 4, a buffer elastic pad 32 is disposed at a bottom of the key base 3, the buffer elastic pad 32 is connected to the bridge fixed mount 5 in a contact manner, a convex rib 51 is disposed on the bridge fixed mount 5, a fixing screw 52 is disposed in the convex rib 51, a limit support column 33 is disposed on the key base 3, a rib base 13 is disposed in the housing 1, the rib base 13 is in contact with the convex rib 51, and a fixing screw 52 is connected to the rib base 13 through a screw thread.

Referring to fig. 5, the number of the cushion elastic pads 32 is two, and both cushion elastic pads 32 are made of a silicone rubber material. The buffering elastic pad 32 has elasticity, so that the key base 3 can be reset.

Referring to fig. 5, the limiting support columns 33 and the key base 3 are integrated, and the number of the limiting support columns 33 is two. The design of the limiting support column 33 can limit the key base 3 and prevent position deviation.

Referring to fig. 2, a key slot 11 is disposed on the outer casing 1, and a key 2 is slidably connected in the key slot 11. By the design of the key slot 11, an installation space is provided for the key 2.

Referring to fig. 2, a buckle 12 is disposed inside the outer casing 1, and the buckle 12 is connected to the circuit board 4. The design of the buckle 12 facilitates the fixation of the circuit board 4.

Referring to fig. 2, a plurality of card holders 14 are disposed in the outer casing 1, and the card holders 14 are engaged with the key holder 3. The key base 3 is convenient to mount through the design of the clamping base 14.

The utility model discloses the concrete implementation process as follows: when the key switch needs to be assembled, the key base 3 is arranged in the outer shell 1, the key base is clamped and installed through the clamping base 14, the circuit board 4 is installed in the outer shell 1, the circuit board 4 is clamped and installed through the clamping buckle 12, and the bridging fixing frame 5 is installed on the outer shell 1 through the fixing screw 52, so that the assembly can be completed, the operation is convenient and rapid, the number of fasteners is small, the installation efficiency is high, and the production cost can be reduced to a certain degree; through the bottom design buffering bullet pad 32 at key seat 3, and buffering bullet pad 32 adopts the stable silicon rubber material of nature to make, and is not fragile, compares traditional spring structure, and life is longer.

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 fixed seesaw formula key switch structure of bridging, includes shell body (1), button (2), key base (3), circuit board (4) and bridging mount (5), its characterized in that: a key (2) is connected in the outer shell (1) in a sliding way, a key seat (3) is arranged at the lower end of the key (2), a seesaw (31) is arranged on the key seat (3), the bottom of the seesaw (31) is connected with a light touch switch (41) in a contact way, the light touch switch (41) is arranged on the circuit board (4), the bottom of the key base (3) is provided with a buffering elastic pad (32), the bottom of the buffering elastic cushion (32) is connected with a bridging fixing frame (5) in a contact way, a convex rib (51) is arranged on the bridging fixing frame (5), a fixing screw (52) is arranged in the convex rib (51), a limiting support column (33) is arranged on the key seat (3), a rib seat (13) is arranged in the outer shell (1), the rib seat (13) is in contact with the convex rib (51), and a fixing screw (52) is connected in the rib seat (13) through threads.

2. The bridging fixed seesaw type key switch structure of claim 1, wherein: the number of the buffering elastic cushions (32) is two, and the two buffering elastic cushions (32) are made of silicon rubber materials.

3. The bridging fixed seesaw type key switch structure of claim 1, wherein: spacing support column (33) and key base (3) formula structure as an organic whole, the quantity of spacing support column (33) is two.

4. The bridging fixed seesaw type key switch structure of claim 1, wherein: the button pressing device is characterized in that a pressing key groove (11) is formed in the outer shell (1), and a button (2) is connected in the pressing key groove (11) in a sliding mode.

5. The bridging fixed seesaw type key switch structure of claim 1, wherein: the inside of shell body (1) is provided with buckle (12), buckle (12) and circuit board (4) joint.

6. The bridging fixed seesaw type key switch structure of claim 1, wherein: a plurality of clamping seats (14) are arranged in the outer shell (1), and the clamping seats (14) are clamped with the key seat (3).