CN220439464U - Conducting piece of pluggable ultrathin mechanical keyboard switch - Google Patents

Abstract

The conducting piece comprises a fixed seat, a balance frame assembly and a conducting piece, wherein the conducting piece is a conductive elastomer, and a fixed part is arranged in the middle of the metal elastomer; the first elastic arm and the second elastic arm extend from the fixing part to two sides respectively, the end part of the first elastic arm is provided with a conduction driving part, and the second elastic arm is provided with a conduction fixing part. The utility model has the advantages of good contact stability, convenient and quick installation of the internal structure, easy replacement, accurate on-off actions, good elastic restoring force, lower overall height, good balance, lighter weight and lighter weight, and meets the use requirements of different people.

Description

Conducting piece of pluggable ultrathin mechanical keyboard switch

Technical Field

The utility model relates to the technical field of key switches, in particular to a conducting piece of a pluggable ultrathin mechanical keyboard switch.

Background

The mechanical keyboard is a keyboard which is more complex than a film keyboard, and a mechanical switch is adopted below a keycap of the mechanical keyboard; the mechanical keyboard has the characteristics of higher cost than a film keyboard, better hand feeling, crisp sound, long mechanical service life and the like, but the mechanical switch has poorer performance in the aspects of water resistance and dust resistance, so that the mechanical switch cannot avoid faults.

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 bad or damaged, the mechanical switch is difficult to replace, the maintenance cost is high, the terminal user cannot replace the mechanical switch by himself, the time is wasted, and the hidden danger of welding exists; in addition, this prior art also prevents the end user from selecting different types of mechanical switches on their own for different keys of the keyboard according to their own preferences.

And the conduction structure of the traditional mechanical switch needs to be fixed on structures such as a shell or a guide core, and the like, and the structure is relatively fine, the precision required by fixation is relatively high, the technical difficulty is relatively high, the manpower and material resources are relatively high, and the traditional mechanical switch is not suitable for the current rapid production requirement.

As electronic products tend to be thinner, the existing pluggable keyboard switches are not able to be thinner.

Disclosure of Invention

Aiming at the defects, the utility model aims to provide a conducting piece of a pluggable ultrathin mechanical keyboard switch, which has the advantages of good contact stability, convenient and quick internal structure installation, easy replacement, accurate on and off actions, good elastic restoring force, low overall height, good balance, lighter weight and capability of meeting the use demands of different people.

The technical scheme adopted by the utility model for achieving the purpose is as follows:

the conducting piece comprises a fixed seat and a conducting piece, wherein the conducting piece is a conductive elastomer, and a fixed part is arranged in the middle of the conductive elastomer; the first elastic arm and the second elastic arm extend from the fixing part to two sides respectively, the end part of the first elastic arm is provided with a conduction driving part, and the second elastic arm is provided with a conduction fixing part.

As a further improvement of the utility model, the conductive elastic body is a torsion spring, and the torsion spring comprises a fixing part arranged on the fixing seat, a first elastic arm extending outwards from the fixing part, a conduction driving part integrally formed at the outermost end of the first elastic arm and extending outwards in a bending way, a second elastic arm extending outwards from the fixing part towards the other end, and a conduction fixing part integrally formed at the outermost side of the second elastic arm and extending inwards in a bending way.

As a further improvement of the utility model, a conduction contact part bent downwards is formed on the first spring arm.

As a further improvement of the utility model, the fixing seat is provided with an installation part for installing the conducting piece, and the installation part comprises a first transverse installation groove for placing the conducting driving part, a first longitudinal installation groove connected to one side of the first transverse installation groove and used for placing the first elastic arm to move, a fixing part installation groove connected to the tail end of the first longitudinal installation groove and used for placing the fixing part, a second longitudinal installation groove connected to the other end of the fixing part installation groove and used for placing the second elastic arm to move, and a second transverse installation groove connected to the tail end of the second longitudinal installation groove and used for placing the conducting fixing part.

As a further improvement of the utility model, an electric connection fixed contact corresponding to the conducting fixed part and an electric connection movable contact corresponding to the conducting contact part are arranged on the PCB, and the conducting fixed part is fixedly pressed on the electric connection fixed contact.

The beneficial effects of the utility model are as follows: through setting up the conducting piece into conductive elastomer, the conducting piece hook is in the structure of switching on the couple, makes the conducting piece installation more simple and convenient, only need put into the torsional spring on actuating lever and the fixing base can realize switching on and off of this mechanical button, need not welded fastening etc. and installation technical requirement is low, and simple to operate is swift, uses manpower sparingly material resources to it is accurate to switch on and off the action, and elastic restoring force is good, has improved the practicality of this mechanical keyboard switch.

The foregoing is a summary of the utility model and is further defined by the following detailed description of the utility model when read in conjunction with the accompanying drawings.

Drawings

FIG. 1 is an overall schematic of the present utility model;

FIG. 2 is an exploded view of the present utility model;

FIG. 3 is a schematic view of the structure of the driving rod;

FIG. 4 is a schematic structural view of a fixing base;

FIG. 5 is a cross-sectional view of the present utility model after removal of the mounting base;

in the figure: 1. a fixing seat; 11. a mounting part; 111. a first transverse mounting slot; 112. a first longitudinal mounting slot; 113. a fixing part mounting groove; 114. a second longitudinal mounting slot; 115. a second transverse mounting slot; 2. a balancing stand assembly; 21. a balancing stand A; 22. a balancing stand B; 221. pressing the bump; 23. a tension spring; 3. a conductive member; 31. a fixing part; 32. a first spring arm; 33. a conduction driving section; 34. a second spring arm; 35. a conduction fixing part; 36. a conductive contact; 4. a driving rod; 41. pressing the linkage block downwards; 42. the hook is conducted; 43. an embedding groove; 5. a dust cover; 6. a PCB board; 61. the static contact is electrically connected; 62. electrically connected with the movable contact.

Detailed Description

In order to further describe the technical means and effects adopted by the present utility model for achieving the intended purpose, the following detailed description of the specific embodiments of the present utility model is given with reference to the accompanying drawings and preferred embodiments.

In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1 to 5, an embodiment of the utility model provides a conductive member 3 of a pluggable ultrathin mechanical keyboard switch, which comprises a fixing seat 1 and a conductive member 3, wherein the conductive member 3 is a conductive elastomer, and a fixing portion 31 is arranged in the middle of the conductive elastomer; a first spring arm 32 and a second spring arm 34 extend from the fixing portion 31 to both sides, respectively, a conduction driving portion 33 is provided at an end portion of the first spring arm 32, and a conduction fixing portion 35 is provided at the second spring arm 34. Through setting the conducting piece 3 as conductive elastomer, its conducting fixed part 35 is stable to be connected with the PCB 6 electricity and conducted, when the user presses the ultra-thin mechanical keyboard switch of pluggable, actuating lever 4 in the ultra-thin mechanical keyboard switch of pluggable moves down, under the effect of self elasticity restoring force, conduct the drive part 33 with fixed part 31 is the axle center, conduct the drive part 33 and rotate to the middle part of first spring arm 32 and be connected with the PCB 6 electricity and conducted, accomplish signal input once. When the user loosens the ultra-thin mechanical keyboard switch of pluggable, the balancing stand subassembly 2 in the ultra-thin mechanical keyboard switch of pluggable drives actuating lever 4 in the ultra-thin mechanical keyboard switch of pluggable upwards moves, actuating lever 4 will switch on the drawing up of drive part 33 makes switch on piece 3 takes place elastic deformation, connect in switch on the first bullet arm 32 of drive part 33 is driven with the separation of PCB board 6 to realize the disconnection of electrical signal, its contact stability is good, inner structure simple to operate is swift, switch on and off the action accuracy, and elastic restoring force is good, improves this mechanical keyboard switch's precision and installation effectiveness.

For the specific structural arrangement of the conducting member 3, as shown in fig. 1 to 2 and fig. 5, the conductive elastic body is a torsion spring, and the torsion spring includes a fixing portion 31 mounted on the fixing base 1, a first spring arm 32 extending outwards from the fixing portion 31, a conducting driving portion 33 integrally formed at the outermost end of the first spring arm 32 and extending outwards by 90 degrees, a second spring arm 34 extending outwards from the fixing portion 31 towards the other end, and a conducting fixing portion 35 integrally formed at the outermost side of the second spring arm 34 and extending inwards by bending. Through with the conducting piece 3 sets up to the torsional spring to whole integrated into one piece's structure makes conducting piece 3 is difficult to fracture, has improved its life, and need not open the mould alone, has saved the cost, has further improved the practicality of this conducting piece. By providing a conductive driving portion 33 extending outward in a bent manner at the outermost end of the first spring arm 32, the driving rod 4 can pull up the conductive driving portion 33 better. The conducting fixing part 35 extending inwards in a bending way is arranged at the outermost side of the second elastic arm 34, so that the contact surface is large, and the conducting part 3 is better fixedly and electrically connected with the PCB 6.

Preferably, the conducting fixing portion 35 is bent inward to extend at an angle of 90 degrees, and has a large contact surface, so that the conducting member 3 is better electrically connected to the PCB 6.

Preferably, the conducting driving part 33 is bent outwards to extend at an angle of 90 degrees, so that the driving rod 4 can better pull up the conducting driving part 33.

For other structural arrangements of the pluggable ultra-thin mechanical keyboard switch, as shown in fig. 1 and 2, the pluggable ultra-thin mechanical keyboard switch further includes a balancing stand assembly 2 rotatably disposed on the fixing base 1, and the balancing stand assembly 2 includes a balancing stand a21 rotatably connected to the fixing base 1, a balancing stand B22 rotatably connected to the fixing base 1 and the balancing stand a21, respectively, and a tension spring 23 connected between the balancing stand a21 and the balancing stand B22. The balance frame assembly 2 provides balance and stability for pressing the mechanical keyboard switch, and the tension spring 23 provides elastic restoring force for pressing reset. The balance frame component 2, the driving rod 4 and the fixing seat 1 are matched, and the pressing balance function and the pressing conduction function are combined together under the linkage action of the driving rod 4, so that the overall height is reduced, the balance is improved, the contact stability is good, and the use requirements of different people are met. When the key cap is specifically used, a key cap is arranged on the balance frame A21 and the balance frame B22. The specific structure of the balancing stand a21 and the balancing stand B22, and the installation manner of the key cap are not innovation points of the present utility model, and the specific structure is 202121092814.4, and the patent name is an utility model patent of a photoelectric key switch for increasing the pressing hand feeling, which is not described herein.

As shown in fig. 1 and 2, a pressing linkage block 41 is disposed at one end of the driving rod 4, and a pressing protrusion 221 disposed above the pressing linkage block 41 is disposed on the balancing stand assembly 2. When the balance frame assembly 2 moves downwards under pressure, the pressing convex blocks 221 directly act on the pressing linkage blocks 41, so that the driving rod 4 is driven to move downwards, the driving rod 4 drives the other end of the conducting piece 3 to move downwards while the driving rod 4 moves downwards, and therefore the conducting piece 3 and the PCB 6 are conducted, input is completed, the whole structure is simple and clear, and the stability is high.

For the linkage mode of actuating lever 4 and switch on piece 3, as shown in fig. 2 and 3, actuating lever 4 is close to the one end lower part of pressing interlock piece 41 is formed with a switch on couple 42 that wholly is the "L" shape, switch on actuating portion 33 in switch on piece 3 is hooked on this switch on couple 42, and the structure setting of "-" is made the stability of switch on piece 3 hook better to the producer of being convenient for will switch on piece 3 from the side-mounting to switch on couple 42, reduce the technical difficulty, simple to operate is swift, uses manpower sparingly and materials to switch on and break off the action accuracy, improves the precision and the installation effectiveness of this pluggable ultra-thin mechanical keyboard switch.

For the specific way of electrically connecting and conducting the first spring arm 32 and the PCB 6, as shown in fig. 2 and 5, a conducting contact portion 36 bent downward is formed on the first spring arm 32, when the gimbal assembly 2 is pressed downward, the pressing bump 221 acts on the driving rod 4, and the driving rod 4 acts on the conducting driving portion 33 of the torsion spring through the conducting hook 42, so that the conducting contact portion 36 is driven until the conducting contact portion contacts with the PCB 6 to realize electrical connection, and one-time signal input is completed. The on-off action is accurate, and the accuracy and the installation efficiency of the pluggable ultrathin mechanical keyboard switch are improved.

For the specific way of installing the conducting member 3 on the fixing base 1, as shown in fig. 2 and 4, the fixing base 1 is provided with an installation portion 11 for installing the conducting member 3, where the installation portion 11 includes a first transverse installation groove 111 for placing the conducting driving portion 33 therein, a first longitudinal installation groove 112 connected to one side of the first transverse installation groove 111 for placing the first elastic arm 32 therein, a fixing portion installation groove 113 connected to the tail end of the first longitudinal installation groove 112 for placing the fixing portion 31 therein, a second longitudinal installation groove 114 connected to the other end of the fixing portion installation groove 113 for placing the second elastic arm 34 therein, and a second transverse installation groove 115 connected to the tail end of the second longitudinal installation groove 114 for placing the conducting fixing portion 35 therein. The conducting fixing part 35 is pressed against the PCB board 6 through the lower end of the second transverse mounting groove 115. Thereby through the mounting groove setting of one-to-one make switch on 3 stable the installation on fixing base 1 to have sufficient space and reciprocate, realize switching on and the different operations of disconnection, and accurate restriction switch on 3 every position the removal stroke, effectively prevent switch on 3 shift the problem that leads to unable normal operation at the in-process of activity, switch on and the disconnection action is accurate, has improved this mechanical keyboard switch's input efficiency.

For the specific way of conducting the conductive element 3 and the PCB 6, as shown in fig. 2, an electrical connection fixed contact 61 corresponding to the conductive fixing portion 35 and an electrical connection movable contact 62 corresponding to the conductive contact portion 36 are disposed on the PCB 6, the conductive fixing portion 35 is fixedly pressed against the electrical connection fixed contact 61, so as to conduct one end of the conductive element 3, the conductive contact portion 36 moves downward under the elastic restoring force of the conductive contact portion 36 when pressed by a user, so that the conductive contact portion 36 contacts with the electrical connection movable contact 62 to realize electrical connection conduction, and a complete loop is formed between the conductive element 3 and the PCB 6 under the condition of conducting both ends, so as to complete one-time signal input.

For the specific relation between the driving rod 4 and the fixing base 1 when moving, as shown in fig. 1 to 3, an embedded groove 43 located right above the mounting portion 11 is formed in the driving rod 4, when the driving rod 4 moves down, the mounting portion 11 is embedded into the embedded groove 43, so that the driving rod 4 can move on the fixing base 1 conveniently, the elastic reset of the conducting driving portion 33 and the conducting hook 42 is realized, the mechanical keyboard switch is conducted, when the driving rod 4 moves up, the mounting portion 11 leaves the embedded groove 43, the conducting hook 42 of the driving rod 4 pulls up the conducting driving portion 33 and the first torsion arm 32, the mechanical keyboard switch is disconnected, the whole operation is smooth, the mounting portion 11 corresponds to the structure moving on the embedded groove 43, the moving stroke of the embedded groove 43 is limited, the moving accuracy of the driving rod 4 is further improved, and the input efficiency is improved.

In order to prevent the conducting member 3 from being separated from the upper portion of the fixing base 1 during the pulling process, as shown in fig. 1 to 3, the mechanical keyboard switch further comprises a dust cover 5 covering the embedded groove 43, wherein the upper portion of the conducting member 3 is blocked by the dust cover 5, so that the conducting member 3 is better limited by the mounting portion 11, the accuracy of movement is improved, and the problem that the conducting member 3 is separated from the upper portion of the fixing base 1 when being pulled is effectively prevented.

The driving rod 4 is pressed down to enable the conducting contact part 36 to be just conducted with the PCB 6, or the driving rod 4 is forced to further enable the conducting contact part 36 to be pressed down to conduct the PCB 6, which is within the protection scope of the utility model.

It should be noted that, the conducting piece of the pluggable ultrathin mechanical keyboard switch disclosed by the utility model is an improvement on a specific structure, and is not an innovation point of the utility model for a specific control mode. The key cap, the PCB and other components related to the utility model can be general standard components or components known to the skilled person, and the structure, the principle and the control mode of the key cap, the PCB and other components are known to the skilled person through technical manuals or through routine experimental methods.

The foregoing is merely a preferred embodiment of the present utility model, and the technical scope of the present utility model is not limited to the above embodiments, so that other structures using the same or similar technical features as those of the above embodiments of the present utility model are all within the scope of the present utility model.

Claims (5)

1. The utility model provides a but switching on piece of ultra-thin mechanical keyboard switch of plug, includes a fixing base, a switching on piece, its characterized in that: the conducting piece is a conductive elastomer, and a fixing part is arranged in the middle of the conductive elastomer; the first elastic arm and the second elastic arm extend from the fixing part to two sides respectively, the end part of the first elastic arm is provided with a conduction driving part, and the second elastic arm is provided with a conduction fixing part.

2. The conductive member of a pluggable ultra-thin mechanical keyboard switch of claim 1, wherein: the conductive elastic body is a torsion spring, and the torsion spring comprises a fixing part arranged on the fixing seat, a first elastic arm extending outwards from the fixing part, a conduction driving part integrally formed at the outermost end of the first elastic arm and extending outwards in a bending way, a second elastic arm extending outwards from the fixing part towards the other end, and a conduction fixing part integrally formed at the outermost side of the second elastic arm and extending inwards in a bending way.

3. The conductive member of a pluggable ultra-thin mechanical keyboard switch of claim 1, wherein: a conduction contact part bent downwards is formed on the first elastic arm.

4. The conductive member of a pluggable ultra-thin mechanical keyboard switch of claim 2, wherein: the fixing seat is provided with an installation part for installation of the conducting piece, the installation part comprises a first transverse installation groove for the conducting driving part to be placed in, a first longitudinal installation groove connected to one side of the first transverse installation groove and for the first elastic arm to be placed in, a fixing part installation groove connected to the tail end of the first longitudinal installation groove and for the fixing part to be placed in, a second longitudinal installation groove connected to the other end of the fixing part installation groove and for the second elastic arm to be placed in, and a second transverse installation groove connected to the tail end of the second longitudinal installation groove and for the conducting fixing part to be placed in.

5. The conductive member of a pluggable ultra-thin mechanical keyboard switch of claim 3, wherein: the PCB is provided with an electric connection fixed contact corresponding to the conducting fixed part and an electric connection movable contact corresponding to the conducting contact part, and the conducting fixed part is fixedly pressed on the electric connection fixed contact.