CN220399912U - Keyboard capable of electrically adjusting soft and hard handfeel of keyboard - Google Patents

Abstract

The utility model discloses a keyboard capable of electrically adjusting soft and hard handfeel of a keyboard, which comprises a key module, a positioning board and a PCBA board, wherein the key module comprises a key assembly, a positioning board and a PCBA board; the electric adjusting mechanism is arranged below the key module; the electric adjusting mechanism comprises a motor, a gear set, a screw rod, a sliding block, a base plate and a lifting plate; the top of the lifting plate is provided with an elastic piece; the motor drives the gear set to rotate, the gear set drives the screw to rotate, the sliding block is sleeved on the screw to be driven by the screw to rotate so as to axially displace along the screw, the sliding block is connected to the base plate, the base plate is positioned below the lifting plate, the top of the base plate is provided with a first inclined plane, the bottom of the lifting plate is provided with a second inclined plane, and when the base plate axially displaces, the first inclined plane acts on the second inclined plane to enable the lifting plate to correspondingly lift, so that the compression amount of the elastic piece is controlled; the base is arranged below the electric adjusting mechanism and is used for installing and positioning the power supply machine. Thus, the adjustment requirements of different degrees of softness and hardness are rapidly met.

Description

Keyboard capable of electrically adjusting soft and hard handfeel of keyboard

Technical Field

The utility model relates to the technical field of keyboards, in particular to a keyboard capable of electrically adjusting soft and hard handfeel of the keyboard.

Background

At present, the hardness degree of the GASKET mechanical keyboard in the market is already shaped when leaving the factory, but the soft and hard degree of the GASKET mechanical keyboard is changed by a buyer, so that the buyer can only adjust the GASKET mechanical keyboard by himself, and the time and the labor are wasted; for example: in CN 213634424U, it discloses a variable pad formula keyboard fixed knot constructs, including lower casing, the inner wall of lower casing is fixed with six fixed inserted sheet formula gaskets all around, and has seted up the slot between two adjacent fixed inserted sheet formula gaskets, the inside grafting of slot is fixed with four and moves inserted sheet formula gaskets, the internally mounted of lower casing has the main control board, the top joint of main control board is fixed with positioning frame all around of casing down, positioning frame's internally mounted has the button module that contacts with the main control board, the top of button module cup joints and is fixed with the key cap module. It moves inserted sheet formula gasket and four through being provided with six and moves inserted sheet formula gasket, and four move inserted sheet formula gaskets and selectively install according to own demand by the user, change the resilience dynamics through the quantity that changes to move inserted sheet formula gasket to reach different hand demands.

Because its move inserted sheet formula gasket sets up in the keyboard is inside, after purchasing a section keyboard, if use feel dissatisfied, the user need dismantle the keyboard again select to install 1, 2, 3 or 4 move inserted sheet formula gaskets, on the one hand, troublesome operation, if experience different handfeel to obtain best use and feel, need constantly dismouting adjustment, on the other hand, in addition the condition of not installing to move inserted sheet formula gasket, 5 kinds of adjustable handfeel modes in total are unfavorable for laminating different user's user demand better.

Disclosure of Invention

In view of the above, the present utility model aims at overcoming the disadvantages of the prior art, and its main purpose is to provide a keyboard with soft and hard hand feeling for electrically adjusting the keyboard, which realizes the rapid change of soft and hard hand feeling by a motor, meets the hand feeling requirements of different users with different use habits, and has simple and convenient operation and strong practicability.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

a keyboard for electrically adjusting soft and hard handfeel of a keyboard comprises

The key module comprises a key assembly, a positioning plate and a PCBA plate;

the electric adjusting mechanism is arranged below the key module; the electric adjusting mechanism comprises a motor, a gear set, a screw, a sliding block, a base plate and a lifting plate; an elastic piece is arranged at the top of the lifting plate; the motor drives the gear set to rotate, the gear set drives the screw to rotate, the sliding block is sleeved on the screw in a threaded mode to be driven by the screw to rotate so as to move along the axial direction of the screw, the sliding block is connected with the base plate, the base plate is located below the lifting plate, the top of the base plate is provided with a first inclined plane, the bottom of the lifting plate is provided with a second inclined plane, and when the base plate moves along the axial direction, the first inclined plane acts on the second inclined plane to enable the lifting plate to correspondingly lift, and then the compression amount of the elastic piece is controlled;

the base is arranged below the electric adjusting mechanism and used for installing and positioning the motor.

As a preferable scheme, the gear set comprises a first gear and a second gear, the first gear is larger than the second gear, the motor drives the first gear to rotate, the first gear is meshed with the second gear, and the second gear is connected with the screw.

As a preferable scheme, the motor is a forward and reverse motor.

As a preferable scheme, the electric adjusting mechanism further comprises an adjusting control board, wherein the adjusting control board is electrically connected with a control switch, and the adjusting control board is connected with the motor and correspondingly controls the motor to work according to the control switch.

As a preferable scheme, the adjusting control board is electrically connected with two reversing control valves arranged at intervals, the sliding block is far away from the motor to trigger one reversing control valve, then the adjusting control board controls the motor to reversely rotate, the screw rod reversely rotates, the sliding block moves towards the motor until the other reversing control valve is triggered, then the adjusting control board controls the motor to positively rotate, and the sliding block is far away from the motor to move.

As a preferable mode, the screw rod is arranged in a left-right extending mode, the front side of the base is the side facing the user, the rear side of the base is the side far away from the user, and the electric adjusting mechanism is arranged in a rear side area on the base.

As a preferable scheme, the bottom of the base is provided with a protruding portion protruding downwards towards the rear side, correspondingly, the top of the base is provided with a concave cavity protruding downwards towards the rear side, and the electric adjusting mechanism is arranged in the concave cavity.

Preferably, the top of the base is provided with a contact supporting rib extending leftwards and rightwards, and the bottom of the backing plate is supported on the contact supporting rib and can move leftwards and rightwards along the contact supporting rib.

As a preferable scheme, the elastic piece is an elastic piece extending upwards from the top of the lifting plate, the lower end of the elastic piece is connected with or acts on the top of the lifting plate, and the upper end of the elastic piece is connected with or acts on the bottom of the key module;

or, the elastic piece is a compression spring arranged at the top of the lifting plate, the lower end of the compression spring is connected or acts on the top of the lifting plate, and the upper end of the compression spring is connected or acts on the bottom of the key module.

As a preferable scheme, a foam layer and/or a silica gel layer and/or a spacing sheet are/is also clamped between the bottom of the key module and the top of the lifting plate.

Compared with the prior art, the utility model has obvious advantages and beneficial effects, and particularly, the technical scheme mainly comprises the steps of setting a motor, a gear set, a screw rod, a sliding block, a base plate and a lifting plate, automatically controlling the lifting plate to lift when the motor works, further controlling the compression amount of the elastic piece, realizing quick change of soft and hard handfeel, meeting the handfeel requirements of different users with different habits, and giving feedback of different force, travel, handfeel and sound to the users.

And the electric adjusting mechanism is arranged in the area near the rear side of the base, so that the space near the area near the rear side of the keyboard is skillfully utilized, the electric adjusting mechanism is beneficial to being arranged in, and the structure is compact.

In order to more clearly illustrate the structural features and efficacy of the present utility model, the present utility model will be described in detail below with reference to the accompanying drawings and examples.

Drawings

FIG. 1 is a perspective view of a keyboard with an electrically controlled soft and hard touch provided by an embodiment of the present utility model;

FIG. 2 is another perspective view of a keyboard with a soft and hard touch electrically adjusted according to an embodiment of the present utility model;

FIG. 3 is a first exploded view of a keyboard with an electrically controlled soft and hard feel according to an embodiment of the present utility model;

FIG. 4 is a second exploded view of a keyboard with a soft and hard touch of the keyboard electrically adjusted according to an embodiment of the present utility model;

FIG. 5 is a first cross-sectional view of a keyboard for electrically adjusting the soft and hard feel of the keyboard according to an embodiment of the present utility model;

FIG. 6 is a third exploded view of a keyboard with an electrically controlled soft and hard feel according to an embodiment of the present utility model;

FIG. 7 is an enlarged partial view of FIG. 6;

FIG. 8 is an enlarged partial view of FIG. 7;

FIG. 9 is a fourth exploded view of a keyboard with electronically controlled keyboard soft and hard feel according to an embodiment of the present utility model;

FIG. 10 is an enlarged partial view of FIG. 9;

FIG. 11 is an enlarged partial view of FIG. 10;

fig. 12 is a second cross-sectional view (partial) of a keyboard for electrically adjusting the soft and hard touch of the keyboard according to an embodiment of the present utility model.

The attached drawings are used for identifying and describing: the electronic adjusting mechanism 200, the base 300, the upper shell 400, the key assembly 101, the positioning plate 102, the PCBA plate 103, the silencing interlayer 104, the foam layer and/or the silica gel layer 105, the motor 201, the gear set 202, the screw 203, the slider 204, the pad 205, the lifting plate 206, the first inclined surface 2051, the second inclined surface 2061, the spring 207, the adjusting control plate 208, the battery 209, the reversing control valve 210, the protruding portion 301, the cavity 302, the contact support rib 303, the semi-finished product one a, the semi-finished product two B, the control switch 211, and the communication mode switching key 304.

Detailed Description

Referring to fig. 1 to 12, specific structures of various embodiments of the present utility model are shown.

In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

A keyboard for electrically adjusting soft and hard handfeel of the keyboard comprises a key module 100, an electric adjusting mechanism 200 and a base 300.

The key module 100 includes a key assembly 101, a positioning board 102 and a PCBA board 103; the key assembly 101 comprises a key cap and a mechanical switch; the silencing interlayer 104 is arranged between the positioning plate 102 and the PCBA 103, and the silencing interlayer 104 is not limited in material and can be made of silencing cotton, silica gel or other materials. The key assembly 101 is disposed on the positioning board 102, and the key assembly 101 is electrically connected to the PCBA board 103.

The electric adjusting mechanism 200 is disposed below the key module 100; the electric adjusting mechanism 200 comprises a motor 201, a gear set 202, a screw 203, a sliding block 204, a base plate 205 and a lifting plate 206;

the motor 201 is a forward and reverse motor 201, and the motor 201 is controlled by a program. The screw 203 extends in the left-right direction, the front side of the base 300 faces the user, the rear side of the base 300 is far away from the user, and the electric adjustment mechanism 200 is disposed in a rear region of the base 300. The top of the keyboard (i.e. the top of the keycap of the key assembly 101) is inclined with respect to the horizontal surface, so as to meet the requirement of operation, i.e. the rear side area of the base 300 has more space for installing the electric adjustment mechanism 200, thus the electric adjustment mechanism 200 is skillfully hidden inside the housing of the keyboard. An elastic piece is arranged at the top of the lifting plate 206; the elastic member is an elastic piece 207 extending upward from the top of the lifting plate 206, the elastic piece 207 is integrally connected to the lifting plate 206, specifically, the elastic piece 207 is formed by punching the top of the lifting plate 206, one end of the elastic piece 207 is connected to the lifting plate 206, the other end of the elastic piece 207 is a free end, the whole cantilever of the elastic piece 207 is located in the punching hole, the free end is exposed above the top of the lifting plate 206, the lower end of the elastic piece 207 is connected to or acts on the top of the lifting plate 206, and the upper end of the elastic piece 207 is connected to or acts on the bottom of the key module 100; alternatively, the elastic member is a compression spring disposed at the top of the lifting plate 206, the lower end of the compression spring is connected to or acts on the top of the lifting plate 206, and the upper end of the compression spring is connected to or acts on the bottom of the key module 100. Further, a foam layer and/or a silica gel layer 105 and/or a spacer are further sandwiched between the bottom of the key module 100 and the top of the lifting plate 206.

The motor 201 drives the gear set 202 to rotate, the gear set 202 drives the screw 203 to rotate, the sliding block 204 is sleeved on the screw 203 in a threaded manner so as to be driven by the screw 203 to rotate and move along the axial direction of the screw 203, the sliding block 204 is connected to the bottom of the base plate 205, the base plate 205 is positioned below the lifting plate 206, the top of the base plate 205 is provided with a first inclined surface 2051, the bottom of the lifting plate 206 is provided with a second inclined surface 2061, and when the base plate 205 moves axially, the first inclined surface 2051 acts on the second inclined surface 2061, so that the lifting plate 206 correspondingly lifts, and the space in the keyboard is changed, namely the space between the bottom of the key module 100 and the lifting plate 206 is further controlled, so that the compression amount of the elastic piece is controlled, and the control of the soft and hard deformation of the keyboard is achieved; in this embodiment, the gear set 202 includes a first gear and a second gear, the first gear is larger than the second gear, the motor 201 drives the first gear to rotate, the first gear is meshed with the second gear, and the second gear is coaxially connected to the screw 203. Through the arrangement of the gear set 202, the motor 201 increases torque through a series of reduction ratios, drives the backing plate 205 to slide, and further enables the lifting plate 206 to move up and down.

The electric adjustment mechanism 200 further comprises an adjustment control board 208 and a battery 209 (preferably a chargeable battery, which can be charged by a data line), wherein the adjustment control board 208 is electrically connected with a control switch, and the adjustment control board 208 is connected to the motor 201 and correspondingly controls the operation of the motor 201 according to the control switch. The adjusting control board 208 is electrically connected with two reversing control valves 210 arranged along the axial distance, the sliding block 204 is far away from the motor 201 and is displaced to trigger one reversing control valve 210, then the adjusting control board 208 controls the motor 201 to reversely rotate and output, the screw 203 reversely rotates, the sliding block 204 is displaced towards the motor 201 until the other reversing control valve 210 is triggered, then the adjusting control board 208 controls the motor 201 to positively rotate and output, and the sliding block 204 is far away from the motor 201 and is displaced.

The base 300 is disposed below the electric adjustment mechanism 200 for positioning and installing the motor 201. The base 300 has a protruding portion 301 protruding downward on the bottom side thereof, and a concave cavity 302 recessed downward on the top side thereof, and the electric adjustment mechanism 200 is disposed in the concave cavity 302. The top of base 300 is provided with a plurality of contact support ribs 303 that extend about, the bottom support of backing plate 205 in contact support rib 303 is followed contact support rib 303 can control the displacement, utilizes contact support rib 303 forms the support, reduces area of contact by a wide margin, reduces frictional force for resistance is little when adjusting, and is low to motor 201 power requirement, can satisfy quick smooth adjustment. Further, an upper case 400 is assembled above the base 300, and the upper case 400 is provided with a plurality of avoidance holes for exposing the key cap and protruding from the top of the upper case 400. Typically, the peripheral edges of the base 300 and the upper shell 400 form an assembly location and lock (e.g., screw lock, snap fit, etc.). The control switch is exposed at the bottom of the base 300, or exposed at the left side, right side, or rear side of the upper case 400 near the edge, so that the arrangement area of the key assembly 101 of the keyboard itself is not occupied, and at the edge, the adjustment operation is convenient. In this embodiment, the control switch 211 is designed at the bottom of the base 300, and the control switch 211 is moved to operate.

During assembly, the key module 100 may be assembled into an independent semi-finished product a (including the foam layer and/or the silica gel layer), and meanwhile, the electric adjusting mechanism 200 is mounted on the base 300 to form an independent semi-finished product B, and when the key module enters the assembly step, the semi-finished product a is stacked on the semi-finished product B, and then the upper shell 400 is covered on the semi-finished product B from top to bottom and assembled with the base 300 for positioning, so that the upper shell 400 and the base 300 play a role in wrapping and enclosing the keyboard inner space.

And, a communication mode switching key 304 (or a thumb wheel, a knob, etc.) is disposed on the left side or the right side of the base 300, so as to switch a keyboard communication mode (such as a wired communication mode, a bluetooth communication mode, or a 2.4G wireless communication mode).

The design of the utility model is mainly characterized in that the motor 201, the gear set 202, the screw 203, the sliding block 204, the backing plate 205 and the lifting plate 206 are arranged, the lifting plate 206 is automatically controlled to lift when the motor 201 works, the compression amount of the elastic piece is further controlled, the quick change of soft and hard handfeel is realized, the handfeel requirements of different users with different habits are met, and the feedback of different forces, strokes, handfeel and sounds is given to the users.

And, the electric adjusting mechanism 200 is arranged in the area near the rear side of the base 300, thereby skillfully utilizing the space near the rear side of the keyboard, being beneficial to the arrangement of the electric adjusting mechanism 200 and having good structural compactness.

The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the technical scope of the present utility model, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the present utility model are still within the scope of the technical solutions of the present utility model.

Claims (10)

1. The utility model provides a keyboard of electric control keyboard soft or hard feel which characterized in that: comprises the following steps of

The key module comprises a key assembly, a positioning plate and a PCBA plate;

the electric adjusting mechanism is arranged below the key module; the electric adjusting mechanism comprises a motor, a gear set, a screw, a sliding block, a base plate and a lifting plate; an elastic piece is arranged at the top of the lifting plate; the motor drives the gear set to rotate, the gear set drives the screw to rotate, the sliding block is sleeved on the screw in a threaded mode to be driven by the screw to rotate so as to move along the axial direction of the screw, the sliding block is connected with the base plate, the base plate is located below the lifting plate, the top of the base plate is provided with a first inclined plane, the bottom of the lifting plate is provided with a second inclined plane, and when the base plate moves along the axial direction, the first inclined plane acts on the second inclined plane to enable the lifting plate to correspondingly lift, and then the compression amount of the elastic piece is controlled;

the base is arranged below the electric adjusting mechanism and used for installing and positioning the motor.

2. The keyboard for electrically adjusting the soft and hard handfeel of the keyboard according to claim 1, wherein: the gear set comprises a first gear and a second gear, the first gear is larger than the second gear, the motor drives the first gear to rotate, the first gear is meshed with the second gear, and the second gear is connected with the screw.

3. The keyboard for electrically adjusting the soft and hard handfeel of the keyboard according to claim 1, wherein: the motor is a forward and reverse rotation motor.

4. The keyboard for electrically adjusting the soft and hard handfeel of the keyboard according to claim 1, wherein: the electric adjusting mechanism further comprises an adjusting control board, the adjusting control board is electrically connected with a control switch, the adjusting control board is connected with the motor, and the motor is correspondingly controlled to work according to the control switch.

5. The keyboard for electrically adjusting the soft and hard handfeel of a keyboard according to claim 4, wherein: the adjusting control board is electrically connected with two reversing control valves arranged at intervals, the sliding block is far away from the motor to trigger one reversing control valve, then the adjusting control board controls the motor to reversely rotate, the screw rod reversely rotates, the sliding block moves towards the motor until the other reversing control valve is triggered, then the adjusting control board controls the motor to positively rotate, and the sliding block is far away from the motor to move.

6. The keyboard for electrically adjusting the soft and hard handfeel of the keyboard according to claim 1, wherein: the screw rod extends in the left-right direction, the front side of the base faces the user side, the rear side of the base is far away from the user side, and the electric adjusting mechanism is arranged in a rear side area on the base.

7. The keyboard for electrically adjusting the soft and hard handfeel of a keyboard according to claim 6, wherein: the bottom of base is provided with the protruding portion of establishing of protruding downwards towards the rear side, correspondingly, is provided with the cavity of establishing downwards towards the rear side in the top of base, electric adjustment mechanism set up in the cavity.

8. The keyboard for electrically adjusting the soft and hard handfeel of the keyboard according to claim 6 or 7, wherein: the top of base is provided with the contact support rib that extends about, the bottom of backing plate support on the contact support rib and along the contact support rib can control the displacement.

9. The keyboard for electrically adjusting the soft and hard handfeel of the keyboard according to claim 1, wherein: the elastic piece is an elastic piece extending upwards from the top of the lifting plate, the lower end of the elastic piece is connected with or acts on the top of the lifting plate, and the upper end of the elastic piece is connected with or acts on the bottom of the key module;

or, the elastic piece is a compression spring arranged at the top of the lifting plate, the lower end of the compression spring is connected or acts on the top of the lifting plate, and the upper end of the compression spring is connected or acts on the bottom of the key module.

10. The keyboard for electrically adjusting the soft and hard handfeel of the keyboard according to claim 1, wherein: foam layers and/or silica gel layers and/or spacing sheets are/is also clamped between the bottom of the key module and the top of the lifting plate.