CN217822501U

CN217822501U - Mechanical keyboard with pluggable shaft

Info

Publication number: CN217822501U
Application number: CN202123333980.1U
Authority: CN
Inventors: 张兆奎
Original assignee: Shenzhen Xin'anbo Electronic Development Technology Co ltd
Current assignee: Shenzhen Xin'anbo Electronic Development Technology Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-11-15
Anticipated expiration: 2031-12-28

Abstract

The utility model relates to a but plug axle mechanical keyboard, including keyboard casing, a plurality of key axle and a plurality of peg graft in epaxial key cap of key, be equipped with the PCB circuit board in the keyboard casing, be equipped with a plurality of pin connecting seats on the PCB circuit board, key axle detachably inserts and locates on the PCB circuit board, the key axle includes at least one pin, the pin insert in the pin connecting seat, with electric connection the key axle with the PCB circuit board, the key axle is including sound key axle and silence key axle, sound key axle with the silence key axle can replace each other. The convex edges on the shell waist part of the key shaft enable the key shaft to be more easily inserted and pulled out, the key shaft can be replaced without disassembling the keyboard shell, a user can replace the sound key shaft or the mute key shaft at will, and better use experience is obtained.

Description

Mechanical keyboard with pluggable shaft

Technical Field

The utility model relates to a computer input equipment technical field, concretely relates to but plug axle mechanical keyboard.

Background

The keyboard is an instruction and data input device for operating equipment, each key of the mechanical keyboard is controlled to be closed by an independent microswitch, and the mechanical keyboard is popular with game enthusiasts due to the special hand feeling. However, the microswitches in the key shafts of mechanical keyboards can be loud, especially at night or in quiet environments, and can be annoying to the user or others. The key shaft in the existing mechanical keyboard is usually fixedly arranged on a circuit board of the keyboard in a welding mode and cannot be replaced.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a mechanical keyboard with a removable shaft, which allows the key shaft to be replaced at will.

A mechanical keyboard with a pluggable shaft comprises a keyboard shell, a plurality of key shafts and a plurality of keycaps inserted in the key shafts, wherein a PCB (printed circuit board) is arranged in the keyboard shell, a plurality of pin connecting seats are arranged on the PCB, the key shafts are detachably inserted in the PCB, each key shaft comprises at least one pin, the pins are inserted in the pin connecting seats to electrically connect the key shafts and the PCB, and the key shafts comprise sound key shafts and/or mute key shafts.

Furthermore, the PCB is provided with a plurality of key assembly units, each of the key assembly units includes a key shaft positioning hole and a pin insertion hole, and the pin insertion hole is disposed at one side of the key shaft positioning hole.

Further, the back fixed mounting of PCB circuit board have button monitoring circuit with the pin connecting seat, the pin connecting seat has connecting terminal, connecting terminal locates the below of pin jack.

Furthermore, the connecting terminal is provided with a pin slot, and the pin on the key shaft penetrates through the pin jack and then is inserted into the pin slot.

Furthermore, the key shaft further comprises a key shaft shell, a shaft rod and a positioning rod, the shaft rod movably penetrates through the top surface of the key shaft shell, the positioning rod is fixedly arranged on the bottom surface of the key shaft shell, and the pin is arranged on one side of the positioning rod.

Furthermore, the positions and the number between the positioning rods and the pins are in one-to-one correspondence with the positions and the number between the key shaft positioning holes and the pin jacks.

Further, a connecting rod is arranged below the keycap and clamped at the top end of the shaft rod, and the connecting rod is provided with a buckling pattern corresponding to the top end of the shaft rod.

Furthermore, a gap is formed between the adjacent key assembly units, the size of the gap is determined according to the size of the keycap, and the gap enables the distance between the adjacent keycaps to be kept.

Furthermore, the upper surface of the keyboard shell is provided with a plurality of key through holes, the key through holes and the key assembly units are arranged in a one-to-one correspondence manner, the key shafts are arranged in the key through holes in a penetrating manner, the shapes of the key through holes are the same as those of the key shaft shell, the inner diameters of the key through holes are larger than the outer diameter of the key shaft shell, the waist of the key shaft shell is provided with convex edges, and the convex edges are arranged above the key through holes, so that the key shafts can be conveniently inserted and pulled out from the top surface of the keyboard shell.

Further, the sound key shaft and the mute key shaft can be replaced with each other, wherein one set of key shafts is a spare part.

In the mechanical keyboard with the pluggable shaft, the key shaft penetrates through the key through hole in the top surface of the keyboard shell, the positioning rod in the bottom surface of the key shaft shell penetrates through the key shaft positioning hole in the PCB, the pin in the bottom surface of the key shaft shell penetrates through the pin insertion hole and is inserted into the pin insertion slot in the pin connection seat on the back surface of the PCB, the key cap above the key shaft is pressed down through the electric connection between the connection terminal and the key monitoring circuit, and the key monitoring circuit can monitor the state change of the key. The convex ridges on the waist of the key shaft shell enable the key shaft to be more easily inserted and pulled out, the key shaft can be replaced without disassembling the keyboard shell, a user can replace the sound key shaft or the mute key shaft at will, and better use experience is obtained. The product of the utility model has the advantages of simple structure, easy production, low cost and convenient popularization.

Drawings

Fig. 1 is a schematic structural diagram of a mechanical keyboard with a pluggable shaft according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram (without a keyboard housing) of the mechanical keyboard with a pluggable shaft according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram (front view) of the key assembly unit of the mechanical keyboard with a pluggable shaft according to the embodiment of the present invention.

Fig. 4 is a schematic structural diagram (back) of the key assembly unit of the mechanical keyboard with a pluggable shaft according to the embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a key shaft of a mechanical keyboard with a pluggable shaft according to an embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a key cap of the mechanical keyboard with a pluggable shaft according to an embodiment of the present invention.

Detailed Description

The present invention will be described in detail with reference to the following embodiments and drawings.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, a pluggable shaft mechanical keyboard 100 according to an embodiment of the present invention is shown, and includes a keyboard housing 10, a plurality of key shafts 20 and a plurality of key caps 30 inserted into the key shafts 20, a PCB circuit board 40 is disposed in the keyboard housing 10, a plurality of pin connecting seats 44 are disposed on the PCB circuit board 40, the key shafts 20 are detachably inserted into the PCB circuit board 40, each key shaft 20 includes at least one pin 24, the pin 24 is inserted into the pin connecting seat 44 to electrically connect the key shaft 20 and the PCB circuit board 40, the key shaft 20 includes a sound key shaft and/or a mute key shaft, the sound key shaft and the mute key shaft can be replaced with each other, and one group of the key shafts is a spare part.

Specifically, the user may replace the key shaft 20 on the mechanical keyboard with the sound key shaft or the mute key shaft according to the needs and preferences of the user, so as to obtain better use experience.

Further, the PCB 40 has a plurality of key assembly units thereon, each of the key assembly units includes a key shaft positioning hole 41 and a pin insertion hole 42, and the pin insertion hole 42 is disposed at one side of the key shaft positioning hole 41. The back fixed mounting of PCB circuit board 40 has button monitoring circuit 43 with pin connecting seat 44, pin connecting seat 44 has connecting terminal 45, connecting terminal 45 locates the below of pin jack 42. The connection terminal 45 has a pin slot 46, and the pin 24 of the key shaft 20 is inserted into the pin slot 46 after passing through the pin insertion hole 42.

Specifically, the key monitor circuit 43 is electrically connected to the two connection terminals 45 of the pin jack 44, and when the key shaft 20 is mounted on the PCB 40, the two pins 24 of the key shaft 20 respectively pass through the pin insertion holes 42 and are inserted into the pin insertion slots 46, and are electrically connected to the key monitor circuit 43 through the connection terminals 45.

Further, the key shaft 20 further includes a key shaft housing 21, a shaft 22 and a positioning rod 23, the shaft 22 movably penetrates through the top surface of the key shaft housing 21, the positioning rod 23 is fixedly disposed on the bottom surface of the key shaft housing 21, and the pin 24 is disposed on one side of the positioning rod 23.

Further, the positions and the number between the positioning rods 23 and the pins 24 are in one-to-one correspondence with the positions and the number between the key shaft positioning holes 41 and the pin insertion holes 42.

Specifically, when the key shaft 20 is inserted into the PCB 40, the positioning rod 23 is inserted into the key shaft positioning hole 41, the positioning rod 23 plays a role in positioning during insertion, and the length of the positioning rod 23 is greater than the length of the pin 24.

Furthermore, a connecting rod 31 is arranged below the key cap 30, the connecting rod 31 is clamped at the top end of the shaft lever 22, and the connecting rod 31 has a buckling pattern corresponding to the top end of the shaft lever 22.

Specifically, in this embodiment, the top end of the shaft 22 has a connection groove, a cross protrusion is disposed in the connection groove, the top end of the connection rod 31 has an inward concave cross groove, and the shape of the cross groove is the same as that of the cross protrusion, so that the key cap 30 is fastened above the key shaft 20.

Further, a space is formed between the adjacent key assembly units, the size of the space is determined according to the size of the key cap 30, and the space enables the distance between the adjacent key caps 30 to be kept.

Specifically, the keycaps 30 are spaced apart from each other, so that the adjacent keycaps 30 are prevented from interfering with each other when the keyboard is in use.

Further, the upper surface of the keyboard housing 10 has a plurality of key through holes 11, the key through holes 11 are arranged in one-to-one correspondence with the key assembly units, the key shafts 20 are inserted into the key through holes 11, the shapes of the key through holes 11 are the same as the shapes of the key shaft housings 21, the inner diameters of the key through holes 11 are larger than the outer diameters of the key shaft housings 21, the waist of the key shaft housings 21 have protruding ribs 25, and the protruding ribs 25 are arranged above the key through holes 11, so that the key shafts 20 can be conveniently inserted into and pulled out of the top surface of the keyboard housing 10.

Specifically, the protruding rib 25 is annularly disposed at the waist of the keyboard housing 10, the lower half portion of the keyboard housing 10 is an inverted conical quadrangular frustum, and the protruding rib 25 is disposed above the key through hole 11, so that the protruding rib 25 can be held and then forced to pull out the key shaft 20.

Specifically, when the key shaft 20 is inserted, the length of the positioning rod 23 on the key shaft 20 is greater than the length of the pin 24, so that the positioning rod 23 first contacts the PCB 40 and is inserted into the key shaft positioning hole 41, the key shaft 20 is positioned, the pin 24 is aligned with the pin insertion hole 42, and the key shaft 20 is pressed down, so that the pin 24 is inserted into the pin insertion slot 46.

Further, the USB interface is further included and used for data connection with a host.

Specifically, the device further comprises a battery and a keyboard switch 12, wherein the battery is used for providing power for the PCB 40 and the key monitoring circuit 43, and the keyboard switch 12 is used for connecting or disconnecting a power supply line of the battery.

In the above mechanical keyboard with a pluggable shaft, the key shaft 20 is inserted into the key through hole 11 on the top surface of the keyboard housing 10, the positioning rod 23 on the bottom surface of the key shaft housing 21 is inserted into the key shaft positioning hole 41 on the PCB 40, the pin 24 on the bottom surface of the key shaft housing 21 is inserted into the pin insertion slot 46 on the pin connection seat 44 on the back surface of the PCB 40 after passing through the pin insertion hole 42, the key cap 30 above the key shaft 20 is pressed down through the electrical connection between the connection terminal 45 and the key monitoring circuit 43, and the key monitoring circuit 43 can monitor the state change of the key. The rib 25 at the waist of the key shaft shell 21 enables the key shaft 20 to be easily inserted and pulled out, the key shaft 20 can be replaced without disassembling the keyboard shell 10, and a user can replace a sound key shaft or a mute key shaft at will, so that better use experience is obtained. The product of the utility model is simple in structure, easy to produce, low in cost, convenient to popularize.

It should be noted that the present invention is not limited to the above embodiments, and other changes can be made by those skilled in the art according to the spirit of the present invention, and all the changes made according to the spirit of the present invention should be included in the scope of the present invention.

Claims

1. A mechanical keyboard with a pluggable shaft is characterized by comprising a keyboard shell, a plurality of key shafts and a plurality of keycaps inserted on the key shafts in an inserting mode, wherein a PCB (printed circuit board) is arranged in the keyboard shell, a plurality of pin connecting seats are arranged on the PCB, the key shafts are detachably inserted on the PCB, each key shaft comprises at least one pin, the pins are inserted into the pin connecting seats to electrically connect the key shafts with the PCB, and each key shaft comprises a sound key shaft and/or a mute key shaft.

2. The pluggable shaft mechanical keyboard of claim 1, wherein the PCB has a plurality of key assembly units thereon, each of the key assembly units comprising a key shaft positioning hole and a pin insertion hole, the pin insertion hole being disposed at one side of the key shaft positioning hole.

3. The pluggable shaft mechanical keyboard according to claim 2, wherein the PCB circuit board is fixedly mounted with a key monitor circuit and the pin connection socket at a rear surface thereof, the pin connection socket having connection terminals disposed below the pin insertion hole.

4. The pluggable shaft mechanical keyboard according to claim 3, wherein the connection terminal has a pin insertion slot, and the pin of the key shaft is inserted into the pin insertion slot after passing through the pin insertion hole.

5. The pluggable shaft mechanical keyboard of claim 2, wherein the key shaft further comprises a key shaft housing, a shaft rod and a positioning rod, the shaft rod movably penetrates through the top surface of the key shaft housing, the positioning rod is fixedly disposed on the bottom surface of the key shaft housing, and the pin is disposed on one side of the positioning rod.

6. The pluggable shaft mechanical keyboard of claim 5, wherein the positions and numbers between the positioning pins and the pins are in one-to-one correspondence with the positions and numbers between the key shaft positioning holes and the pin receptacles.

7. The mechanical keyboard of claim 5, wherein the key cap has a connecting rod under the key cap, the connecting rod is engaged with the top end of the shaft, and the connecting rod has a locking pattern corresponding to the top end of the shaft.

8. The pluggable shaft mechanical keyboard of claim 5, wherein adjacent key assembly units have a space therebetween, the size of the space being determined according to the size of the key caps, the space providing a distance between the adjacent key caps.

9. The pluggable shaft mechanical keyboard according to claim 8, wherein the upper surface of the keyboard housing has a plurality of key through holes, the key through holes are disposed in one-to-one correspondence with the key assembly units, the key shafts are disposed through the key through holes, the key through holes have the same shape as the key shaft housing, the inner diameters of the key through holes are larger than the outer diameter of the key shaft housing, the waist of the key shaft housing has a protruding rib, and the protruding rib is disposed above the key through holes, so that the key shafts can be conveniently plugged into and pulled out from the top surface of the keyboard housing.

10. The pluggable shaft mechanical keyboard of claim 1, wherein the voiced key shaft and the unvoiced key shaft are interchangeable, wherein one set of key shafts is a spare part.