CN211957521U - Key switch suitable for multiple key boards - Google Patents

Abstract

For the purpose of realizing the different button of installation at will, the utility model provides a key switch who is suitable for multiple keypad is at first provided with a plurality of switch module on key support, when the keypad upwards overturns, trigger the last switch of this switch module, when the keypad overturns downwards, trigger the under switch of this switch module, secondly be provided with joint portion in the middle part of the switch module that corresponds, the pivot that runs through every joint portion at last can be connected with the buckle spare block of keypad, so that the keypad can the upset of pivot relatively, because the keypad is the block form with key support, the switch user who installs also can oneself demolish the keypad of the colour and the material of oneself liking on the reload, the commonality is strong and convenient to use.

Description

Key switch suitable for multiple key boards

Technical Field

The utility model relates to the technical field of switches, especially, relate to a be suitable for button switch of multiple keypad.

Background

Many operations of existing equipment need use keyboard switch as the input means, keyboard switch has decided input device's experience, need guarantee good feeling and life, stability in the use also has very high requirement simultaneously, current key switch's key panel has a lot of, for example, a key button panel, two key button panels or even three key button panels, and these key button panels's size is all inconsistent, and also there is different materials to make, the selectivity is many, the producer needs to spend a large amount of costs if will make different types of key button panels, and the user later stage also is difficult to go to change different key button panels, the commonality is not strong.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, the present technical solution provides a key switch suitable for various key pads, and a plurality of slots are provided on a key support for a user to mount different key panels at will.

In order to achieve the purpose, the technical scheme is as follows:

the utility model provides a be suitable for button switch of multiple keypad, includes keypad, key-press support and base, key-press support locates on the base, be equipped with at least one and the switch module who arranges in proper order on the key-press support for the keypad triggers the switch in this region, the key-press support middle part just is located the both sides of the switch module that corresponds and is equipped with joint portion respectively, key-press support still is equipped with and runs through the pivot of joint portion, be equipped with on the keypad and stretch into joint portion and with the first buckle spare that the pivot block is connected to make can change different keypads.

In order to realize the purpose of randomly installing different keys, the key switch applicable to various key boards is characterized in that a plurality of switch components are arranged on a key support, when the key board turns upwards, an upper switch of the switch components is triggered, when the key board turns downwards, a lower switch of the switch components is triggered, then the middle part of the corresponding switch component is provided with a clamping part, finally a rotating shaft penetrating through each clamping part can be clamped and connected with a clamping part of the key board, so that the key board can turn over relative to the rotating shaft, when a user needs a key board, the clamping part of the key board can be clamped and turned, so that any switch at the upper side and the lower side can be triggered, when the user needs a three-key panel, three key boards are respectively clamped into the clamping parts, the corresponding switch components are triggered by pressing the key board, because the key board and the key support are in a clamping mode, the installed switch user can also dismantle and install the keypad of the color and the material that oneself liked again by oneself, and the commonality is strong and convenient to use.

In some embodiments, the middle of the key support is also provided with a clamping part.

In some embodiments, a key PCB is disposed at the rear side of the key support, a through cavity through which a switch of the key PCB can pass is disposed on the switch assembly, and the switch can be triggered when the key is turned over.

In some embodiments, a spring sheet for resetting the key board after the key board is turned over is arranged on one side of the through cavity on the key support.

In some embodiments, a first guiding inclined plane is disposed on a side of the rotating shaft where the first locking member enters, and a second guiding inclined plane matched with the first guiding inclined plane is disposed on the first locking member.

In some embodiments, a second fastener is disposed on the key holder, and a second slot engaged with the second fastener is disposed on the base opposite to the second fastener.

In some embodiments, a switch partition plate is arranged between the key support and the base, a main control PCB is arranged at the rear side of the switch partition plate, and the switch partition plate is provided with a through hole for the flexible flat cable to pass through.

In some embodiments, an outer frame is sleeved on the base.

In some embodiments, the key support is provided with a through groove for burning a key PCB board.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.

Fig. 1 is a first schematic structural diagram of the present invention;

FIG. 2 is a second schematic structural diagram of the present invention;

fig. 3 is a third schematic structural diagram of the present invention;

FIG. 4 is an enlarged view at A of FIG. 2;

fig. 5 is an enlarged view of fig. 2 at B.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to further explain the present invention in detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Please refer to fig. 1 to 5, the utility model provides a be suitable for button switch of multiple keypad, including keypad 1, key-press support 2 and base 3, key-press support 2 locates on the base 3, be equipped with three and the switch module 21 of arranging in proper order on the key-press support 2 for keypad 1 triggers the switch on this region, 2 middle parts of key-press support and the both sides that are located corresponding switch module 21 are equipped with joint portion 4 respectively, key-press support 2 still is equipped with and runs through the pivot 5 of joint portion 4, be equipped with on the keypad 1 and stretch into joint portion 4 and with the first buckle 6 that 5 blocks of pivot are connected to make can change different keypads 1.

Preferably, the clamping portion is a clamping groove.

In order to realize the purpose of randomly installing different keys, the key switch applicable to various key boards is characterized in that a plurality of switch components are arranged on a key support, when the key boards are turned upwards, an upper switch of the switch components is triggered, when the key boards are turned downwards, a lower switch of the switch components is triggered, then the middle parts of the corresponding switch components are provided with clamping parts, finally a rotating shaft penetrating through each clamping part can be clamped and connected with clamping parts of the key boards, so that the key boards can be turned relative to the rotating shaft, when a user needs one key board, the clamping parts of the key boards are clamped into the clamping parts at the leftmost side and the rightmost side, the switch of the switch components in the middle of the upper side and the lower side can be triggered during turning, when the user needs two key boards, the two key boards are respectively clamped into a first clamping part from left to right and a third clamping part as well as a fifth clamping part and a seventh clamping part from left to right as shown in figure 2, two keypad compact connections can not appear the space also can shelter from key-holder completely, when upwards overturning, trigger the switch on the leftmost side and the rightmost side of upside can, when the user needs three key button panel, go into the joint portion with three keypad card respectively once, the keypad corresponds presses down the switch module that triggers the correspondence, because keypad and key-holder support are the block form, the switch user who installs also can oneself demolish the colour that oneself liked and the keypad of material on the reload, the commonality is strong and convenient to use.

In this embodiment, key support 2 middle part also is equipped with joint portion 4, has more joint portions to supply the user's joint to use.

In this embodiment, the switch component is a switch on the key PCB.

In this embodiment, 2 rear sides of key-press brackets are equipped with button PCB board 14, be equipped with on the switch module 21 and supply the logical chamber 7 that the switch of button PCB board 14 passed, can trigger this switch when the button board 1 overturns, lead to the chamber and supply the switch of button PCB board to stretch out to supply the button board to press to trigger.

In this embodiment, lie in on the key-holder 2 logical 7 one side in chamber are equipped with and are used for with be used for the shell fragment 8 that resets it after 1 upsets of keypad, because the shell fragment slant sets up, when the keypad was pressed, with the shell fragment pressurized of keypad contact, after the user loosens the hand, elasticity resumes deformation and drives the keypad and reset to make the button reset by oneself.

In this embodiment, the rotating shaft 5 is provided with a first guiding inclined surface 51 at a side where the first fastening member 6 enters, and the first fastening member 6 is provided with a second guiding inclined surface 61 matched with the first guiding inclined surface 51 in an inclined manner, so that the first fastening member can enter the rotating shaft more easily.

In this embodiment, the key holder 2 is provided with a second fastener 9, the base 3 is provided with a second slot 10 opposite to the second fastener 9 and connected with the second fastener in a clamping manner, and since the mounting plate 14 is easily deformed by screwing in the mounting process, if the key holder is mounted on the mounting plate, the key holder is also easily deformed, and thus the key holder is mounted on the base through the matching of the fasteners to prevent the deformation.

In this embodiment, key support 2 with be equipped with switch baffle 11 between the base 3, switch baffle 11 rear side is equipped with main control PCB board, switch baffle 11 is equipped with the through-hole that supplies the soft winding displacement to pass through, because main control PCB is high pressure, and the button PCB board is the low pressure, consequently prevents through switch baffle interference, and the soft winding displacement can be walked to the through-hole of setting and two board communications are supplied.

In this embodiment, the base 3 is sleeved with an outer frame 12 for limiting the turning stroke of the key board.

In this embodiment, the key holder 2 is provided with a through groove 13 penetrating through the key holder for burning a program on the key PCB 14, the program needs to be upgraded after the switch is fixedly installed, and the key holder can be upgraded without being detached through the communication with the main control PCB.

The above description is only for the purpose of illustrating the preferred embodiments of the present application and is not intended to limit the scope of the present application, which is within the scope of the present application, except that the same or similar principles and basic structures as the present application may be used.

Claims (9)

1. A key switch suitable for multiple key boards is characterized in that: including keypad (1) and install key-press support (2) on base (3), be equipped with switch module (21) that a plurality of and arrange in proper order on key-press support (2) for supplying keypad (1) trigger switch, every switch module (21) middle part all is equipped with joint portion (4) of relative setting, key-press support (2) still are equipped with and run through pivot (5) of joint portion (4), be equipped with on keypad (1) and stretch into joint portion (4) and with first buckle spare (6) that pivot (5) block is connected to make different keypads (1) can insert joint portion (4) of different intervals and install.

2. The key switch of claim 1, wherein: the middle part of the key support (2) is also provided with a clamping part (4).

3. The key switch of claim 2, wherein: the button support (2) rear side is equipped with button PCB board (14), be equipped with on switch module (21) and supply the logical chamber (7) that the switch of button PCB board (14) passed, this switch can be triggered when button board (1) overturns.

4. The key switch of claim 3, wherein: and an elastic sheet (8) which is used for resetting the key board (1) after being turned over is arranged on one side of the through cavity (7) on the key support (2).

5. The key switch of claim 4, wherein: the rotating shaft (5) is located at one side, where the first clamping part (6) enters, and is provided with a first guide inclined plane (51), and the first clamping part (6) is provided with a second guide inclined plane (61) matched with the first guide inclined plane (51) in an inclined plane manner.

6. The key switch of claim 5, wherein: the key support (2) is provided with a second clamping piece (9), and the base (3) is provided with a second clamping groove (10) which is clamped and connected with the second clamping piece (9).

7. The key switch of claim 6, wherein: the switch is characterized in that a switch partition plate (11) is arranged between the key support (2) and the base (3), a main control PCB is arranged on the rear side of the switch partition plate (11), and a through hole for the flexible flat cable to pass through is formed in the switch partition plate (11).

8. The key switch of claim 7, wherein: an outer frame (12) is sleeved on the base (3).

9. The key switch of claim 8, wherein: the key support (2) is provided with a through groove (13) which penetrates through the key support and is used for burning programs on the key PCB (14).

Images