CN216145538U

CN216145538U - Mechanical and electronic combined key with rotary keycap

Info

Publication number: CN216145538U
Application number: CN202120811449.1U
Authority: CN
Inventors: 秦必林; 陈礼营; 蒋永刚
Original assignee: Shenzhen Baishuilai Intelligent Technology Co ltd
Current assignee: Shenzhen Baishuilai Intelligent Technology Co ltd
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2022-03-29
Anticipated expiration: 2031-04-20

Abstract

The utility model discloses a mechanical-electronic combined key for rotating a key cap, which comprises a fixed base, wherein the fixed base is of a rectangular structure with a groove in the center of the upper end face, a fixed support is fixedly arranged in the groove in the center of the upper end face of the fixed base, two side ends of the fixed support extend out of the fixed base and are provided with limiting holes, a light touch switch is fixedly arranged on the lower end face in the fixed support, a disc-shaped rotating key is arranged on the upper side of the light touch switch in the fixed support, a key fixing shaft is fixedly connected in the disc-shaped rotating key, two ends of the key fixing shaft penetrate through the limiting holes, spring fixing grooves are formed in two sides of the upper end face of the fixed base, and reset springs are fixedly arranged at the bottom ends in the two spring fixing grooves. The utility model discloses a mechanical and electronic combined key for rotating a key cap, which realizes the functions of a plurality of keys through different rotation angles of one key and can save the use space of the key cap to the maximum extent.

Description

Mechanical and electronic combined key with rotary keycap

Technical Field

The utility model relates to the field of mechanical keys, in particular to a mechanical and electronic combined key for rotating a keycap.

Background

The conventional mechanical key is divided into a keycap and a contact part, and the contact part is usually in the forms of a DOME (do while moving) sheet, a switch and the like. And the keycap and the number of the contacts are in one-to-one correspondence, so that the accurate transmission of key signals can be realized only after the keycaps and the contacts are in one-to-one correspondence, the number of the keys is large in the case, the occupied volume is large, and the limitation is caused to products which are small in volume and need to use the keys.

It is relative static between current button key cap part and the DOME, the similar have a cell-phone button, computer keyboard button etc. key cap and contact one-to-one, how many contacts just need to have how many key caps to correspond with it, just so cause on some less products of volume, when needing the full button of assembly again, the space causes the limitation, can't realize, provides the mechano-electronic combination button of a rotatory key cap to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a mechanical and electronic combined key for rotating a keycap.

In order to achieve the purpose, the utility model adopts the following technical scheme: a mechanical-electronic combined key of a rotary keycap comprises a fixed base, wherein the fixed base is of a rectangular structure with a groove at the center of the upper end face, a fixed support is fixedly arranged in the groove at the center of the upper end face of the fixed base, two side ends of the fixed support extend out of the fixed base and are provided with limiting holes, a light touch switch is fixedly arranged on the lower end face of the inner part of the fixed support, a disc-shaped rotary key is arranged on the upper side of the light touch switch on the inner side of the fixed support, a key fixing shaft is fixedly connected to the inner part of the disc-shaped rotary key, two ends of the key fixing shaft penetrate through the limiting holes, spring fixing grooves are respectively arranged on the inner parts of two sides of the upper end face of the fixed base, return springs are respectively and fixedly arranged at the bottom ends of the inner parts of the two spring fixing grooves, the upper ends of the two return springs extend out of the spring fixing grooves and are fixedly connected with support rings which are respectively and movably sleeved with two ends of the key fixing shaft, and an encoder is arranged at one side end of the key fixing shaft, and the key fixing shaft is connected with the input end of the encoder.

As a further description of the above technical solution:

and a fixed anti-skidding groove is formed in the side wall of the joint of the middle end of the key fixing shaft and the disc-shaped rotary key.

As a further description of the above technical solution:

the lower end of the disk-shaped rotary key is contacted with the upper end of the tact switch.

As a further description of the above technical solution:

the tact switch is electrically connected with the encoder.

As a further description of the above technical solution:

the outer wall of the disc-shaped rotary key is provided with bosses at equal intervals.

As a further description of the above technical solution:

the support ring is made of copper.

As a further description of the above technical solution:

the encoder is an angular displacement encoding device.

The utility model has the following beneficial effects:

compared with the prior art, the device realizes the functions of a plurality of keys through different rotation angles of one key, can save the use space of the keycap to the maximum extent, is particularly suitable for being used for equipment and products with small volume and more keys, and solves the problem of limited size.

Compared with the prior art, the device adopts the support ring made of copper, has good antifriction and wear resistance, effectively prolongs the service life of the key and improves the practicability of the key.

Drawings

FIG. 1 is an isometric view of a mechatronic combination key for rotating a keycap according to the present invention;

FIG. 2 is a front view of a mechatronic combination key for rotating a key cap according to the present invention;

fig. 3 is a front cross-sectional view of a mechanical-electronic combination key for rotating a keycap according to the present invention.

Illustration of the drawings:

1. an electronic encoder; 2. a key fixing shaft; 3. a return spring; 4. a support ring; 5. fixing a bracket; 6. a disk-shaped rotary key; 7. a tact switch; 8. a fixed base; 9. a limiting hole; 10. fixing the anti-slip groove; 11. a spring fixing groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, one embodiment of the present invention is provided: a mechanical electronic combined key of a rotary keycap comprises a fixed base 8, wherein the fixed base 8 is of a rectangular structure with a groove at the center of the upper end surface, a fixed support 5 is fixedly arranged in the groove at the center of the upper end surface of the fixed base 8, two sides of the fixed support 5 extend out of the fixed base 8 and are provided with limit holes 9, a light touch switch 7 is fixedly arranged on the lower end surface in the fixed support 5, a disc-shaped rotary key 6 is arranged on the upper side of the light touch switch 7 in the fixed support 5, a key fixing shaft 2 is fixedly connected in the disc-shaped rotary key 6, two ends of the key fixing shaft 2 penetrate through the limit holes 9, spring fixing grooves 11 are respectively arranged in two sides of the upper end surface of the fixed base 8, reset springs 3 are fixedly arranged at the bottom ends in the two spring fixing grooves 11, the upper ends of the two reset springs 3 extend out of the spring fixing grooves 11 and are fixedly connected with support rings 4, the two support rings 4 are respectively and movably sleeved with two ends of the key fixing shaft 2, one side end of the key fixing shaft 2 is provided with an electronic encoder 1, and the key fixing shaft 2 is connected with the input end of the electronic encoder 1.

Fixed antiskid groove 10 has been seted up with the rotatory button 6 junction lateral wall in 2 middle-ends of button fixed axle, improve the connection reliability, prevent skidding, the rotatory button 6 lower extreme of disc and the upper end contact of dab switch 7, dab switch 7 and electronic encoder 1 electric connection, 6 outer walls of the rotatory button of disc are equidistant to be provided with the boss, when electronic encoder 1 rotated a position, put through the signal of telecommunication behind the boss department pressing dab switch 7 of the rotatory button 6 of disc, support ring 4 adopts copper to make and forms, the antifriction wear resistance of the improvement device, the whole life-span of the improvement device, electronic encoder 1 is the angle displacement coding device, reach the purpose of exporting different signals through the displacement angle.

The working principle is as follows: the device becomes a 360 degrees rotatory disk rotary key 6 that divides into a plurality of regions with the key cap design, each region has corresponded electronic encoder 1's different signals, the boss can press dabbing switch 7 after disk rotary key 6 rotates to corresponding region, make dabbing switch 7 switch-on, whole circuit switches on, accomplish signal transmission, the mechano-electronic combination button of this kind of form can furthest save the key cap usage space, reach the function that single key cap realized the multikey after 360 degrees rotations.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a mechano-electronic combination button of rotatory key cap, includes unable adjustment base (8), its characterized in that: the fixing base (8) is of a rectangular structure with a groove at the center of the upper end face, a fixing support (5) is fixedly arranged in the groove at the center of the upper end face of the fixing base (8), two ends of the fixing support (5) extend out of the fixing base (8) and are provided with limiting holes (9), a light touch switch (7) is fixedly arranged on the lower end face in the fixing support (5), a disc-shaped rotary key (6) is arranged on the upper side of the light touch switch (7) on the inner side of the fixing support (5), a key fixing shaft (2) is fixedly connected in the disc-shaped rotary key (6), two ends of the key fixing shaft (2) penetrate through the limiting holes (9), spring fixing grooves (11) are respectively formed in two sides of the upper end face of the fixing base (8), reset springs (3) are respectively fixedly arranged at the bottom ends in the spring fixing grooves (11), the upper ends of the two reset springs (3) extend out of the spring fixing grooves (11) and are fixedly connected with a support ring (4), two support rings (4) are respectively with button fixed axle (2) both ends activity cup joint, button fixed axle (2) one side end is provided with electronic encoder (1), button fixed axle (2) are connected with electronic encoder (1) input.

2. The mechatronic combination of a rotating key cap of claim 1, wherein: and a fixed anti-skidding groove (10) is formed in the side wall of the joint of the middle end of the key fixing shaft (2) and the disc-shaped rotating key (6).

3. The mechatronic combination of a rotating key cap of claim 1, wherein: the lower end of the disk-shaped rotary key (6) is contacted with the upper end of the tact switch (7).

4. The mechatronic combination of a rotating key cap of claim 1, wherein: the tact switch (7) is electrically connected with the electronic encoder (1).

5. The mechatronic combination of a rotating key cap of claim 1, wherein: the outer wall of the disc-shaped rotary key (6) is provided with bosses at equal intervals.

6. The mechatronic combination of a rotating key cap of claim 1, wherein: the support ring (4) is made of copper.

7. The mechatronic combination of a rotating key cap of claim 1, wherein: the electronic encoder (1) is an angular displacement encoding device.