CN212182201U

CN212182201U - Easy-to-replace input device

Info

Publication number: CN212182201U
Application number: CN202021113303.1U
Authority: CN
Inventors: 徐孝海; 陈刚
Original assignee: Dongguan Jizhi Electronic Technology Co ltd
Current assignee: Dongguan Jizhi Electronic Technology Co ltd
Priority date: 2020-06-16
Filing date: 2020-06-16
Publication date: 2020-12-18
Anticipated expiration: 2030-06-16

Abstract

The utility model belongs to the technical field of input device technique and specifically relates to indicate an easy input device who trades. The PCB board is connected with two at least transmission metal terminals, metal pin has worn out on the mechanical switch surface, mechanical switch passes through metal pin and transmits metal terminal joint and makes mechanical switch can dismantle and install in the PCB board. Mechanical switch can dismantle and install in the PCB board, only need directly upwards extract mechanical switch and let metal pin break away from transmission metal terminal during the dismantlement, let mechanical switch's metal pin and transmission metal terminal's position align directly move down insert during the installation can, it is very swift and simple to dismantle and install, insulating block and PCB board can adhere fixed connection, the insulating block lets transmission metal terminal still firm after by the continuous plug of mechanical switch be connected with the PCB board, the condition emergence of skew or deformation can not appear.

Description

Easy-to-replace input device

Technical Field

The utility model belongs to the technical field of input device technique and specifically relates to indicate an easy input device who trades.

Background

The mechanical keyboard is a keyboard more complex than a thin film keyboard, and a mechanical switch is adopted below a keycap of the mechanical keyboard; the mechanical keyboard has higher cost compared with a thin film keyboard, and has the characteristics of better hand feeling, crisp sound, long mechanical life and the like. The mechanical switch of the existing mechanical keyboard is directly welded on the PCB, and the defects are very obvious: once the mechanical switch is poor or damaged, the difficulty of replacing the mechanical switch is high, the maintenance cost is high, a terminal user cannot replace the mechanical switch by himself generally, the replacement can be carried out, the time is wasted, and the hidden trouble of welding also exists; in addition, this prior art also discourages the end user from selecting different types of mechanical switches on their own for different keys of the keyboard according to their own preferences.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide an input device of readily removable trade, mechanical switch can directly dismantle change or maintain, during the installation mechanical switch directly counterpoint insert can, it is simple convenient with the installation to dismantle, makes things convenient for the terminal user freely to tear open and trade very much.

In order to solve the technical problem, the utility model discloses a following technical scheme: the utility model provides an easy input device who trades, includes the PCB board and connects the mechanical switch of PCB board, the PCB board is connected with two at least transmission metal terminals and is used for consolidating the insulating block that transmission metal terminal and PCB board are connected, metal pin has been worn out on the mechanical switch surface, metal pin detachable pegs graft in transmission metal terminal, mechanical switch can dismantle to be connected in the PCB board.

Preferably, the transmission metal terminal is provided with at least two first abutting parts which are close to each other, and the metal pin is inserted between the at least two first abutting parts and is electrically connected with the first abutting parts.

Preferably, the transmission metal terminal is provided with a second abutting portion, and the second abutting portion is electrically connected with the PCB.

Preferably, the PCB board runs through and is provided with the holding hole, the insulating block is provided with the boss of pegging graft in the holding hole and the spacing through-hole that runs through downwards from the side on the boss, at least two first butt portion all is located spacing through-hole.

Preferably, the quantity of second butt portion is at least two, and this at least two second butt portions laminate respectively in the both sides face of insulating block and the downside of butt PCB board, the both sides face of insulating block all is provided with the joint recess, and the internal face of at least two second butt portions all is provided with and is used for inserting in the joint piece of joint recess.

Preferably, the mechanical switch is a key of a keyboard.

The beneficial effects of the utility model reside in that: the utility model provides an input device of readily removable trade, metal pin and transmission metal terminal joint through mechanical switch, realize that mechanical switch can dismantle and install in the PCB board, only need directly upwards extract mechanical switch during dismantlement and let metal pin break away from transmission metal terminal, let mechanical switch's metal pin align with the position of transmission metal terminal during the installation directly move down insert can, it is very swift and simple to dismantle and install, the insulating block is the plastic piece, insulating block and PCB board bonding fixed connection, transmission metal terminal inlays and locates in the insulating block while transmission metal piece also with PCB board circular telegram be connected, the insulating block lets transmission metal terminal still firm after by the continuous plug of mechanical switch be connected with the PCB board, the condition emergence of skew or deformation can not appear.

Drawings

Fig. 1 is a schematic view of the three-dimensional structure of the utility model after the insulating block is hidden.

Fig. 2 is a schematic view of the three-dimensional structure with the insulating block of the present invention.

Fig. 3 is an exploded schematic view of the three-dimensional structure of the middle mechanical switch and the PCB of the present invention.

Fig. 4 is a schematic perspective view of the middle transmission metal terminal and the insulating block of the present invention.

Fig. 5 is an exploded view of the three-dimensional structure of the middle transmission metal terminal and the insulating block of the present invention.

Detailed Description

In order to facilitate the understanding of those skilled in the art, the present invention will be further described with reference to the following examples, which are not intended to limit the scope of the present invention.

As shown in fig. 1 to 5, an input device easy to be replaced comprises a PCB 1 and a mechanical switch 2 connected to the PCB 1, wherein the PCB 1 is connected to at least two transmission metal terminals 3 and an insulating block 4 for reinforcing the connection between the transmission metal terminals 3 and the PCB 1, a metal pin 21 penetrates through the surface of the mechanical switch 2, the metal pin 21 is detachably inserted into the transmission metal terminals 3, and the mechanical switch 2 is detachably connected to the PCB 1.

The easy input device who trades of this embodiment, metal pin 21 and the 3 joints of transmission metal terminal through mechanical switch 2, realize that mechanical switch 2 can dismantle and install in PCB board 1, only need directly upwards extract mechanical switch 2 and let metal pin 21 break away from transmission metal terminal 3 during the dismantlement, let mechanical switch 2's metal pin 21 align with the position of transmission metal terminal 3 during the installation directly move down insert can, it is very swift and simple to dismantle and install, insulating block 4 is the plastic block, insulating block 4 and the bonding fixed connection of PCB board 1, transmission metal terminal 3 inlays and locates in insulating block 4 while transmission metal block also be connected with PCB board 1 circular telegram, insulating block 4 lets transmission metal terminal 3 still firm after constantly being plugged by mechanical switch 2 be connected with PCB board 1, the condition that position skew or deformation can not appear takes place.

In this embodiment, the transmission metal terminal 3 is provided with at least two first abutting portions 31 close to each other, and the metal pin 21 is inserted between the at least two first abutting portions 31 and electrically connected to the first abutting portions 31. The first abutting portions 31 protrude upward from the bottom surface of the transmission metal terminal 3 and are arranged in a sheet shape, and the first abutting portions 31 approach each other to clamp the metal pin 21 inserted in the middle, so that a clamping and stabilizing effect is achieved and mutual electrical connection is also achieved.

In this embodiment, the transmission metal terminal 3 is provided with a second abutting portion 32, and the second abutting portion 32 is electrically connected to the PCB board 1. The second abutting portion 32 protrudes upward from the bottom surface of the transmission metal terminal 3 and is arranged in a sheet shape, and the second abutting portion 32 protrudes upward and abuts against the PCB to be electrically connected with the PCB board 1, so that the metal pin 21 is electrically connected with the PCB board 1 through the transmission metal terminal 3.

In this embodiment, the PCB board 1 is provided with an accommodating hole 11 in a penetrating manner, the insulating block 4 is provided with a boss 41 inserted into the accommodating hole 11 and a limiting through hole 42 penetrating downward from the upper side of the boss 41, and at least two first abutting portions 31 are located in the limiting through hole 42. The insulation block 4 is inserted into the accommodating hole 11 and is easy to position and fix, and the insulation block 4 can be connected with the PCB board 1 in an adhesion mode. The limiting through hole 42 limits the moving stroke of the first abutting part 31 located therein, when the metal pin 21 is inserted to an intermediate position surrounded by the plurality of first abutting parts 31, the first abutting part 31 can move backwards, and the limiting through hole 42 limits the backward moving stroke of the first abutting part 31, so that the first abutting part 31 can be prevented from being deformed.

In this embodiment, the number of the second abutting portions 32 is at least two, and the at least two second abutting portions 32 are respectively attached to both side surfaces of the insulating block 4 and abut against the lower side surface of the PCB board 1. The quantity of second butt portion 32 is two, and two second butt portions 32 press from both sides tight insulating block 4 both sides face and the 1 downside of butt PCB board respectively, the both sides face of insulating block 4 all is provided with joint recess 43, and the internal face of at least two second butt portions 32 all is provided with and is used for inserting in the joint piece 33 of joint recess 43. The clamping insulating block 4 further enhances the stability, and the two second abutting parts 32 are electrically connected with the PCB board 1, so that the situation that the single second abutting part 32 is abnormal to cause abnormal electrification can be prevented.

In this embodiment, the mechanical switch 2 is a key of a keyboard. The utility model discloses be applied to the keyboard structure, can let end user tear open according to self needs in a flexible way and trade the button or overhaul the button, the practicality is strong.

In the description of the present invention, it should be noted that, for the orientation words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship are based on the orientation or positional relationship shown in the drawings, and it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected", if any, are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

The above-mentioned embodiments only express a plurality of embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. Input device of easy dismouting, including PCB board (1) and mechanical switch (2) of connecting PCB board (1), its characterized in that: the PCB board (1) is connected with at least two transmission metal terminals (3), metal pins (21) penetrate out of the surface of the mechanical switch (2), the metal pins (21) are detachably inserted into the transmission metal terminals (3), and the mechanical switch (2) is detachably connected to the PCB board (1).

2. The easy-to-disassemble and assemble input device of claim 1, wherein: the PCB (1) is connected with an insulating block (4) used for reinforcing the connection of the transmission metal terminal (3) and the PCB (1).

3. The easy-to-use input device of claim 2, wherein: the transmission metal terminal (3) is provided with at least two first abutting parts (31) which are close to each other, and the metal pin (21) is inserted between the at least two first abutting parts (31) and is electrically connected with the first abutting parts (31).

4. The easy-to-use input device of claim 3, wherein: the transmission metal terminal (3) is provided with a second abutting part (32), and the second abutting part (32) is electrically connected with the PCB (1).

5. The easy-to-use input device of claim 4, wherein: the PCB board (1) runs through and is provided with holding hole (11), insulating block (4) are provided with the boss (41) of pegging graft in holding hole (11) and follow boss (41) upside down the spacing through-hole (42) that run through, at least two first butt portion (31) all are located spacing through-hole (42).

6. The easy-to-use input device of claim 5, wherein: the quantity of second butt portion (32) is at least two, and this at least two second butt portions (32) laminate respectively in the both sides face of insulating block (4) and the downside of butt PCB board (1), the both sides face of insulating block (4) all is provided with joint recess (43), and the internal face of at least two second butt portions (32) all is provided with and is used for inserting in joint block (33) of joint recess (43).

7. The easy-to-disassemble and assemble input device of claim 1, wherein: the mechanical switch (2) is a keyboard key.