CN220603993U - Left-hand keyboard structure supporting rotation angle recognition - Google Patents

Abstract

The utility model discloses a left-hand keyboard structure supporting rotation angle recognition, which comprises a keyboard main body, wherein the keyboard main body comprises an upper cover plate and a lower cover plate which are mutually buckled. The middle part of the upper cover plate bulges upwards from bottom to top to form an outwards convex curved surface for bearing a palm, a plurality of key position mounting grooves which are convenient for finger operation are distributed at the orientation position of the hand held by the left hand of the upper cover plate, and key modules are respectively arranged in the key position mounting grooves; a key support is arranged in the keyboard main body, and a key position switch circuit board connected with the electric signals of each key module is arranged on a supporting frame on the key support; a main circuit board with a rotation angle recognition function and capable of generating a movement signal is arranged in the rear space of the key support, and the key position switch circuit board is connected with the main circuit board through an electric signal. The utility model has reasonable structural design, the distribution of the keys is convenient for finger operation, the main circuit board can identify the movement signals generated in the movement process of the keyboard main body, support macro programming, and the user can define the key code signals output by each key or action, thereby meeting wider use requirements.

Description

Left-hand keyboard structure supporting rotation angle recognition

Technical Field

The utility model relates to the technical field of keyboard structures, in particular to a left-hand keyboard structure supporting rotation angle identification.

Background

The keyboard is one of common computer peripheral products in daily life of people, and along with popularization of computer games, the game keyboard gradually enters the field of view of wide users, wherein the keyboard is not lack of a single-hand game, and the left-hand keyboard is convenient to operate and is commonly used for operating action games.

Currently, the main stream of single-hand keyboards in the market is divided into two types, namely, a type A keyboard with a rocker and a type B keyboard without a rocker.

A type keyboard with a rocker and using thumb to control direction has the following main disadvantages:

1) The thumb is quite frequently operated, and is easy to fatigue and is not beneficial to body rehabilitation;

2) When the thumb operates the direction, the space key cannot be operated (so that the jump motion cannot be completed);

3) After unidirectional operation, when the device does not move, the device needs to be reset, and has the problem of time delay;

4) The rocker is physical hardware, has the limit of the number of times of use, and has short service life.

A B-type keyboard, which simply uses key signals or key combinations to generate corresponding key signals, such as: most games, when controlling character movements, use four keys for movements, use SHIFT + ASWD for running, and during operation have the following drawbacks:

1) The four fingers are quite frequently operated and moved and are in a malformed state, so that the four fingers are particularly easy to fatigue and are not beneficial to body rehabilitation;

2) When the quick movement is required, two keys are required to be pressed simultaneously;

3) If multiple actions are operated simultaneously, such as swing head (Q/E) +fast movement (shift+aswd), the posture of the left hand operation is very uncoordinated.

Therefore, the two types of single-hand keyboards all have certain defects in the use process, the application optimizes and improves the external and internal structures of the single-hand keyboards, the key position distribution and the internal sensor module arrangement are convenient for single-hand operation, the operation is convenient, the single-hand keyboards can be combined with key modules for use, when the keyboard main body moves or rotates in the space position, a plurality of actions such as direction movement and head swing can be realized, macro programming is supported, key code signals output by each key or action are defined, and the use requirements of various operations of various games are met.

Disclosure of Invention

The utility model aims to overcome the defects and the shortcomings of the prior art, and provides a left-hand keyboard structure supporting rotation angle identification, which solves various problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a support left hand keyboard structure of rotation angle discernment, includes the keyboard main part, the keyboard main part is including upper cover plate and the lower apron of mutual lock, the middle part of upper cover plate is upwards uplifted from down in order to form the evagination curved surface that bears the palm, it has a plurality of key position mounting grooves that make things convenient for finger operation to hold finger orientation position on the upper cover plate, install key module in the key position mounting groove respectively, be provided with the key support in the keyboard main part, the shape of key support cooperates with the upper cover plate front end curved surface of uplift, the key support upper bracket is equipped with the key position switch circuit board with each key module electrical signal connection, install the main circuit board that has rotation angle discernment function and can produce the removal signal in the rear space of key support, and key position switch circuit board and main circuit board electrical signal connection.

The key module comprises four finger keys and thumb keys, wherein the four finger keys are distributed on the curved surface position of the upper cover plate where the left hand of the upper cover plate is held in the four finger direction, the four finger keys are distributed in a displaying mode, and the thumb keys comprise thumb keys for downwards pressing by a thumb and thumb side keys positioned on the inner side of the thumb.

The four-finger key is used for pressing the left hand four fingers, is composed of 4-6 rows of key positions, each row of key positions is composed of 2-4 keys, and is fixed on the key support.

The thumb key is a lower cover plate fixed at a corresponding position, and the thumb side key is one or more upper cover plates fixed at the thumb side position.

The key holds in the palm for four finger key holds in the palm, and its bottom is supported fixedly on lower apron through a plurality of bracing pieces.

The key position switch circuit is a flexible circuit board or a film circuit board, the main body part of the key position switch circuit board is attached to the key support, and the branch part is connected with the thumb key.

The main circuit board comprises an angle displacement sensor module, a main processor, a memory and a circuit board, wherein the SRAM memory and the ROM memory generate corresponding movement signals according to the movement of the keyboard main body, and the movement signals comprise up-down and left-right movement, up-down and left-right quick movement and left-right deflection movement, and the movement signals are converted into key positions or commands defined by macros after being detected by the main processor.

The angle displacement sensor module mainly provides keyboard rotation angle and horizontal displacement data for the main processor, and is a gyroscope, a two-photoelectric displacement sensor module, a three-photoelectric displacement sensor module or a module formed by an angle sensor and a single-photoelectric displacement sensor.

Compared with the prior art, the utility model has the beneficial effects that:

the keyboard is reasonable in structural design, the left-hand operation support is formed on one side through the structure of the keyboard main body, and the left-hand operation support is placed on the keyboard main body in a holding manner so that the operation is time-saving and labor-saving, and on the other hand, the keys are distributed conveniently for finger operation;

through the structure of the built-in main circuit board, the movement signals generated in the movement process of the keyboard main body are identified, and after being detected by the main processor, the movement signals are converted into key positions or commands defined by macros, so that the actions such as up-down, left-right movement, up-down, left-right rapid movement, left-right deflection movement and the like in game operation can be completed.

And supporting macro programming, the key code signal output by each key or action can be defined, and the user can perform custom setting according to games and personal habits, so that wider use requirements are met.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic diagram of the explosive structure in fig. 1.

Fig. 3 is a schematic structural view of the upper cover plate.

Fig. 4 is a schematic structural view of the key holder.

FIG. 5 is a schematic view of the internal structure of the present utility model with the upper cover plate removed.

Fig. 6 is a schematic diagram of a key module distribution structure according to another embodiment of the present utility model.

Reference numerals: 1. an upper cover plate; 2. a lower cover plate; 3. a key position mounting groove; 4. a four finger key; 5. a key holder; 6. a key position switch circuit board; 7. a main circuit board; 8. thumb keys; 8-1, thumb keys; 8-2, thumb side key.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

A left-hand keyboard structure supporting rotation angle recognition comprises a keyboard main body. The keyboard main body comprises an upper cover plate 1 and a lower cover plate 2 which are buckled with each other, the middle part of the upper cover plate 1 bulges upwards from bottom to top to form an outwards convex curved surface for bearing a palm, as shown in the structure of the upper cover plate in fig. 1-3, a plurality of key position mounting grooves 3 which are convenient for finger operation are distributed in the direction of fingers after the upper left hand of the upper cover plate 1 is held, as shown in fig. 3, key modules are respectively arranged in the key position mounting grooves 3, each key module comprises four finger keys 4 and thumb keys 8, a key support 5 is arranged in the keyboard main body, the shape of the key support is matched with the curved surface of the front end part of the bulged upper cover plate, as shown in fig. 5, a key position switch circuit board 6 which is electrically connected with each key module is arranged on a supporting frame of the key support 5, a main circuit board 7 which can generate a moving signal along with the movement of the keyboard main body is arranged in a rear space of the key support 5, and the key position switch circuit board is electrically connected with the main circuit board.

In the figure 1, four finger keys 4 are distributed on the curved surface of the upper cover plate 1 where the direction of the four fingers is located after the left hand of the upper cover plate 1 is held, are keys pressed by the four fingers of the left hand, are fixed on a key support 5 and are formed by 4-6 rows of key positions, in the figure, only 4 rows are listed, each finger corresponds to one row, if the number of rows is increased, the number of rows can be increased from two outer sides, so that the fingers on two sides of the four fingers are operated one row more, the operation is convenient, each row consists of 2-4 keys, and the number of the keys is set to facilitate the flexible operation and control of the fingers.

The thumb key 8 includes a thumb key 8-1 for thumb downward pressing and a thumb side key 8-2 located inside the thumb. The thumb key 8-1 is a lower cover plate 2 fixed at a corresponding position and is used for pressing downwards by the thumb to generate a key signal, and is usually defined as a space key when in use; the thumb side key 8-2 is used for pressing in the thumb direction and consists of one or more keys, and is fixed on the upper cover plate 1. The thumb key 8-1 and the thumb side key 8-2 are electrically connected with the main circuit board through key position switch circuits.

Further, the key support 5 is a four-finger key support, and the bottom end of the key support is supported and fixed on the lower cover plate 2 through a plurality of support rods and is used for bearing four-finger keys. The key support structure realizes the installation and fixation of each key of the four-finger key, and simultaneously can realize the support and additional arrangement of the key position switch circuit board, as shown in fig. 4, the key support is in a step structure, each step surface is a horizontal plane, the installation of the four-finger key is convenient, and meanwhile, the overall distribution shape is matched with the four fingers in a certain cambered surface during operation.

The key position switch circuit board 6 in the application is a flexible circuit board or a film circuit board, and is responsible for the transmission of signals generated by each key module, so that the key position switch circuit board needs to be connected with four-finger keys and thumb keys, and therefore the key position switch circuit board has a special-shaped structure, as shown in fig. 2, a main body part is attached to the key support 5, and branches are distributed and connected with the thumb key 8-1 and the thumb side key 8-2 respectively.

As shown in fig. 6, the four-finger key 4 and the thumb key 8 of the present application are in another distribution pattern, and the thumb-side keys 8-2 are in a cross-shaped distribution.

Further, the main circuit board 7 is composed of an angular displacement sensor module, a main processor, a memory, a circuit board, an SRAM memory and a ROM memory, wherein the angular displacement sensor module generates corresponding movement signals according to the movement of the keyboard main body, the movement signals comprise up-down and left-right movement, up-down and left-right rapid movement and left-right deflection movement, and the movement signals are converted into macro-defined key positions or commands after being detected by the main processor. The angle displacement sensor module mainly provides keyboard rotation angle and horizontal displacement data for the main processor, and is a gyroscope, two photoelectric displacement sensor modules, three photoelectric displacement sensor modules or a module formed by an angle sensor and a single photoelectric displacement sensor.

Macro programming is supported, and key code signals output by each key or action can be defined;

when in specific work, firstly, the user needs to customize according to game needs or user operation habits, for example: some common definitions:

(1) The left hand of the user holds the keyboard main body to move, so that movement signals in four directions can be directly generated, and key position signals of the ASWD are realized;

(2) The left hand of the user holds the keyboard main body to move quickly, so that combined key position signals of shift+ASWD can be realized;

(3) The key signal required by the action is continuously output by the keyboard through the repeated action of the switch of the key to realize one-time movement or quick movement;

(4) The deflection angle can be calculated to output Q and E key position signals, so that deflection actions are completed.

Although the present disclosure describes embodiments, not every embodiment is described in terms of a single embodiment, and such description is for clarity only, and the disclosure is not limited to the embodiments described in detail below, as the embodiments described in the disclosure may be combined in any suitable manner to form other embodiments that will be apparent to those of skill in the art.

Therefore, the above description is only of the preferred embodiments of the present application and is not intended to limit the scope of the present application; all changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims (9)

1. The utility model provides a support left hand keyboard structure of rotation angle discernment, includes the keyboard main part, the keyboard main part is including upper cover plate (1) and the lower apron (2) of mutual lock, a serial communication port, the middle part of upper cover plate (1) is upwards uplifted from the lower so as to form the evagination curved surface that bears the palm, it has a plurality of key position mounting grooves (3) that make things convenient for finger operation to handle finger orientation position on upper cover plate (1) upper left hand, install key module in key position mounting groove (3) respectively, be provided with key support (5) in the keyboard main part, key support shape and the upper cover plate front end curved surface cooperation of uplift, key support (5) upper bracket is equipped with key position switch circuit board (6) with each key module electrical signal connection, install main circuit board (7) that have rotation angle discernment function and can produce the removal signal in the rear space of key support (5), and key position switch circuit board and main circuit board electrical signal connection.

2. The left-hand keyboard structure supporting rotation angle recognition according to claim 1, wherein the key module comprises four-finger keys (4) and thumb keys (8), the four-finger keys (4) are distributed on the curved surface position of the upper cover plate (1) where the left hand holding four-finger direction of the upper cover plate (1) is located, the four-finger keys (4) are distributed in a plurality of display modes, and the thumb keys (8) comprise thumb keys (8-1) for pressing down a thumb and thumb side keys (8-2) located on the inner side of the thumb.

3. The left-hand keyboard structure supporting rotation angle recognition according to claim 2, wherein the four-finger key (4) is used for left-hand four-finger pressing, is composed of 4-6 columns of key positions, each column is composed of 2-4 keys, and is fixed on a key holder (5).

4. The left-hand keyboard structure supporting rotation angle recognition according to claim 2, wherein: the thumb key (8-1) is a lower cover plate (2) fixed at a corresponding position, and the thumb side key (8-2) is one or more upper cover plates (1) fixed at the thumb side position.

5. The left-hand keyboard structure supporting rotation angle recognition according to claim 1, wherein the key holder (5) is a four-finger key holder, and the bottom end thereof is supported and fixed on the lower cover plate (2) through a plurality of support rods.

6. The left-hand keyboard structure supporting rotation angle recognition according to claim 1, wherein the key position switch circuit board (6) is a flexible circuit board or a film circuit board, a main body portion of the key position switch circuit board (6) is attached to the key holder (5), and a branch portion is connected with a thumb key.

7. The left-hand keyboard structure supporting rotation angle recognition according to claim 1, wherein the main circuit board (7) is composed of an angular displacement sensor module, a main processor, a memory and a circuit board, the angular displacement sensor module generates corresponding movement signals according to the movement of the keyboard main body, and the movement signals comprise up-down, left-right movement, up-down, left-right rapid movement and left-right deflection movement, and the movement signals are converted into macro-defined key positions or commands after being detected by the main processor.

8. The left-hand keyboard structure supporting rotation angle recognition according to claim 7, wherein said memory comprises an SRAM memory and a ROM memory.

9. The left-hand keyboard structure supporting rotation angle recognition according to claim 7, wherein the angular displacement sensor module is a sensor for providing keyboard rotation angle and horizontal displacement data to the main processor, and comprises a gyroscope, two photoelectric displacement sensor modules, three photoelectric displacement sensor modules or a module composed of an angular sensor and a single photoelectric displacement sensor.