CN219349483U

CN219349483U - Split Bluetooth keyboard

Info

Publication number: CN219349483U
Application number: CN202320811033.9U
Authority: CN
Inventors: 曾文
Original assignee: Shenzhen Shiling Digital Technology Co ltd
Current assignee: Shenzhen Shiling Digital Technology Co ltd
Priority date: 2023-04-13
Filing date: 2023-04-13
Publication date: 2023-07-14
Anticipated expiration: 2033-04-13

Abstract

The utility model relates to a split Bluetooth keyboard, which comprises a keyboard assembly, a protective shell and a connecting piece, wherein the connecting piece comprises a central shaft and two damping rotating shafts which are coaxially arranged, an installation groove matched with the lower end of the protective shell is arranged on the central shaft, and a rotating shaft magnet and a plurality of positioning blocks are arranged at the bottom of the installation groove; the lower end of the protective shell is provided with a protective shell magnet corresponding to the rotating shaft magnet and a positioning groove corresponding to the positioning block; the keyboard assembly comprises a keyboard shell and a key core middle plate, a groove for accommodating a central shaft is formed in one side of the keyboard shell, the central shaft is rotationally connected with the keyboard shell through two damping rotating shafts which are coaxially arranged, the keyboard assembly is connected with the protective shell through the damping rotating shafts, the tablet personal computer is connected with the keyboard through Bluetooth, and the tablet personal computer can be opened and operated in a notebook computer mode. The protective housing passes through magnet and is connected with the axis, so the panel computer can carry the protective housing and break away from the keyboard and use.

Description

Split Bluetooth keyboard

Technical Field

The utility model relates to the technical field of Bluetooth keyboards, in particular to a split Bluetooth keyboard.

Background

Along with the popularization of tablet computers, the protective shell of the tablet computer also immediately generates that a user can cover a layer of leather sheath outside the tablet computer so as to prevent the tablet computer from being broken, so that the purpose of protecting the tablet computer is achieved, the traditional tablet computer leather sheath is usually connected with a keyboard through connecting cloth, the keyboard is separated from the non-leather sheath, and the angle adjustment needs to use a support frame at the rear side of the protective shell and cannot be used immediately after the tablet computer is unfolded.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a split Bluetooth keyboard aiming at the defects in the prior art.

The technical scheme adopted for solving the technical problems is as follows:

the split Bluetooth keyboard comprises a keyboard assembly, a protective shell and a connecting piece, wherein the connecting piece comprises a central shaft and two damping rotating shafts which are coaxially arranged, an installation groove matched with the lower end of the protective shell is formed in the central shaft, and a rotating shaft magnet and a plurality of positioning blocks are arranged at the bottom of the installation groove; the lower end of the protective shell is provided with a protective shell magnet corresponding to the rotating shaft magnet and a positioning groove corresponding to the positioning block; the keyboard assembly comprises a keyboard shell and a key core middle plate, wherein a groove for accommodating the center shaft is formed in one side of the keyboard shell, and the center shaft is rotatably connected with the keyboard shell through two damping rotating shafts which are coaxially arranged.

Preferably, the square backup pad is connected with all rotations on the keyboard shell both sides, keyboard shell bottom is equipped with the holding tank that holds the backup pad, the backup pad forms basal portion, first folding portion and second folding portion through setting up the crease, first folding portion not with the second folding portion links to each other, first folding portion and second folding portion form the support frame through turning over, two the support frame forms three-dimensional support frame, the basal portion forms the inclined plane in order to support keyboard assembly.

Preferably, the keyboard shell comprises a keyboard surface shell and a keyboard bottom shell, a mounting position for mounting the tablet personal computer is arranged on the protective shell, high-elasticity foam is arranged on the mounting position, and rubber coating formed by secondary injection molding is arranged on the protective shell and the keyboard bottom shell.

Preferably, a plurality of key caps are arranged on the key core middle plate, a plurality of ribs are arranged on the lower end of the side face of the key cap in a surrounding mode, key grooves corresponding to the key caps are arranged on the keyboard surface shell, guide grooves corresponding to the ribs are arranged on the side walls of the key grooves, and the guide grooves extend upwards from the bottom face of the keyboard surface shell and are non-through grooves.

Preferably, the printed circuit film is arranged on the middle plate of the key core, the printed circuit film comprises a plurality of function switches corresponding to the key caps, the key caps are connected with trigger rods, and the trigger rods downwards displace to contact the function switches of the printed circuit film so as to trigger the keyboard circuit.

Preferably, the damping rotating shaft comprises a fixed part and a rotating part, a keyboard reinforcing plate is also fixed in the keyboard shell, and the key core middle plate is fixed on the keyboard reinforcing plate; the two sides of the front end of the keyboard reinforcing plate are provided with keyboard supports which are fixedly connected with the fixing parts in a forward extending mode, and the keyboard supports are positioned on two sides of the groove; the connecting piece is characterized in that fixing grooves and cover plates for sealing the fixing grooves are arranged on the side parts of two ends of the center shaft, the rotating parts are fixed in the fixing grooves, the connecting piece further comprises a rotating shaft cover for covering the rear side of the center shaft, and the rotating shaft cover is clamped on the center shaft through a buckle.

Preferably, the keyboard assembly further comprises a dormant magnet, a battery, a main board PCBA, a type-c small board and a backlight board, wherein the type-c small board, the dormant magnet, the battery and the main board PCBA are installed in the keyboard housing, an interface groove corresponding to the type-c small board is formed in the keyboard housing, the key core middle board is connected with the main board PCBA through a flat cable, and the backlight board is arranged at the bottom of the key core middle board.

The utility model has the beneficial effects that: compared with the prior art, the Bluetooth keyboard is designed, so that a tablet personal computer can be used for carrying out portable office in various inconvenient outgoing environments, the keyboard component is connected with the protective shell through the damping rotating shaft, and the tablet personal computer is connected with the keyboard through Bluetooth, so that the tablet personal computer can be opened and operated in a notebook computer mode. The protective housing passes through magnet and is connected with the axis, so the panel computer can carry the protective housing and break away from the keyboard and use, realizes that panel computer keyboard realizes two unifications, can separate respectively again, takes into account portable and operation convenience, and the axis is as the fulcrum in the middle, can play the key connection effect of accepting keyboard and support panel computer, consequently can be applied to multiple scene multiple angle and use.

By providing the support plate on the keyboard assembly, the tablet pc can be raised. The backup pad includes a plurality of turns over parts of connection of buckling, forms the bearing structure who is different from current triangle-shaped support through turning over the relative of part of buckling, and is more pleasing to the eye and interesting, and the panel computer is risen this moment, and the keyboard slant sets up simultaneously, makes the user can the head-up screen of panel computer, effectively corrects the position of sitting, alleviates vertebra fatigue.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the present utility model will be further described with reference to the accompanying drawings and embodiments, in which the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained by those skilled in the art without inventive effort:

FIG. 1 is an exploded view of the overall structure of a split Bluetooth keyboard according to a preferred embodiment of the present utility model;

FIG. 2 is an enlarged schematic view of a part of an explosion structure of a split Bluetooth keyboard according to a preferred embodiment of the present utility model;

FIG. 3 is a bottom view of a keyboard assembly of a split Bluetooth keyboard in accordance with a preferred embodiment of the present utility model;

FIG. 4 is a schematic top view of a keyboard development structure of a split Bluetooth keyboard according to a preferred embodiment of the present utility model;

fig. 5 is a side view schematically showing a support plate unfolding structure of a split bluetooth keyboard according to a preferred embodiment of the utility model.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the following description will be made in detail with reference to the technical solutions in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by a person skilled in the art without any inventive effort, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.

The split bluetooth keyboard according to the preferred embodiment of the present utility model is shown in fig. 1, referring to fig. 2-5, wherein the split bluetooth keyboard comprises a keyboard assembly 1, a protective shell 2 and a connecting piece 3, the connecting piece 3 comprises a central shaft 31 and two damping rotating shafts 32 coaxially arranged, the central shaft 31 is provided with a mounting groove 33 matched with the lower end of the protective shell 2, the bottom of the mounting groove 33 is provided with a rotating shaft magnet 34 and a plurality of positioning blocks 35; the lower end of the protective shell 2 is provided with a protective shell magnet 21 corresponding to the rotating shaft magnet 34 and a positioning groove 22 corresponding to the positioning block 35; the keyboard assembly 1 comprises a keyboard shell 11 and a key core middle plate 12, one side of the keyboard shell 11 is provided with a groove 13 for accommodating a middle shaft 31, and the middle shaft 31 is rotatably connected with the keyboard shell 11 through two damping rotating shafts 32 which are coaxially arranged. Compared with the prior art, the Bluetooth keyboard is designed, so that a tablet personal computer can be used for carrying out portable office in various inconvenient outgoing environments, the keyboard component is connected with the protective shell through the damping rotating shaft, and the tablet personal computer is connected with the keyboard through Bluetooth, so that the tablet personal computer can be opened and operated in a notebook computer mode. The protective housing passes through magnet and is connected with the axis, so the panel computer can carry the protective housing and break away from the keyboard and use, corresponds the locating piece of mounting groove through the constant head tank on the protective housing, can be right install the protective housing lower extreme in the mounting groove, realize panel computer keyboard and realize two unification, can separate respectively again, compromise convenient carrying and operation convenience, the axis is as the fulcrum in the middle, can play the key connection effect of accepting keyboard and support panel computer, consequently can be applied to multiple scene multiple angle and use.

As shown in fig. 3 to 5, square support plates 4 are rotatably connected to both sides of the keyboard housing 11, the support plates are connected to the keyboard housing through flexible connection cloth, the bottom of the keyboard housing 11 is provided with a receiving groove 14 for receiving the support plates 4, the support plates 4 form a base 41 by providing folds, a first turnover part 42 and a second turnover part 43, the first turnover part 42 is not connected to the second turnover part 43, the first turnover part 42 and the second turnover part 43 form a support frame by turnover, the two support frames form a three-dimensional support frame, and the base 41 forms an inclined plane to support the keyboard assembly 1. When the mouse is needed to be used, the supporting plate can be taken out from the accommodating groove, and the supporting plate and the keyboard assembly are located on the same horizontal plane, particularly, refer to fig. 4, the mouse can be placed on the supporting plate for operation, two supporting plates are arranged and are located on the left side and the right side of the keyboard respectively, and therefore the requirements can be met even if a user is left-handed. The keyboard can be lifted by adopting the supporting plate and is in an inclined state convenient to operate, and the supporting plate is taken out from the accommodating groove when the keyboard is specifically used, so that the base is perpendicular to the keyboard component, the first folding part is folded inwards to be perpendicular to the base, the second folding part is folded inwards to be perpendicular to the base and the first folding part, at the moment, the base, the first folding part and the second folding part form a stable conical supporting frame, and particularly, referring to fig. 5, two supporting plates on the keyboard component are folded to form the supporting frame, and then the two supporting frames can form a three-dimensional supporting frame to stably support the keyboard component. The first turnover part can be provided with a slot for positioning, and when the second turnover part is turned over, the lower end of the second turnover part is placed into the slot to prevent displacement. In this embodiment, the fold between the first folding portion and the base portion is a first fold, the fold between the second folding portion and the base portion is a second fold, and the first fold is perpendicular to the second fold. The shape of the first turnover part is a right trapezoid, the upper bottom of the right trapezoid is positioned on one side close to the protective shell, and the lower bottom of the right trapezoid is positioned on one side of the principle protective shell. The support structure which is different from the existing triangular support is formed by the relative bending of the turnover part, so that the tablet personal computer is attractive and interesting, meanwhile, the keyboard is obliquely arranged, typing is convenient, a user can head up the screen of the tablet personal computer, sitting postures are effectively corrected, and spinal fatigue is relieved.

As shown in fig. 1, the keyboard housing 11 includes a keyboard surface shell 111 and a keyboard bottom shell 112, a mounting position for mounting the tablet personal computer is provided on the protective housing 2, a high-elasticity foam 23 is provided on the mounting position, and rubber coating 5 formed by secondary injection molding is provided on the protective housing 2 and the keyboard bottom shell 112. Through the rubber coating of computer keyboard and protective housing week side, play fine elasticity guard action like this, high elasticity bubble cotton 23 has played the cushioning effect to the panel computer, and when the notebook computer dropped, contact with the collision object through the rubber coating, through if high elasticity bubble cotton effectively reduce the buffer power, improve notebook computer's anti-drop ability, avoid inner structure to cause the damage, also improved notebook computer's life simultaneously.

As shown in fig. 1-2, a plurality of key caps 121 are disposed on the key core middle plate 12, a plurality of ribs 122 are disposed around the lower side of the key caps 121, a key slot 114 corresponding to the key caps 121 is disposed on the keyboard panel 111, a guide slot 113 corresponding to the ribs 122 is disposed on the side wall of the key slot 114, and the guide slot 113 extends upwards from the bottom surface of the keyboard panel 111 and is a non-penetrating slot. When the key is not pressed, the upper end of the rib abuts against the upper end of the guide groove, when the key is pressed, the rib moves in the guide groove, after the key is released, the key rebounds, and when the upper end of the rib abuts against the upper end of the guide groove, the key stops ascending; according to the utility model, the ribs are arranged on the keycaps, and the keycaps cannot be taken out by limiting the ribs in the guide grooves, so that the keycaps are prevented from being scratched, and the returning repair rate is reduced.

As shown in fig. 1, the printed circuit film is provided on the key core middle plate 12, and the printed circuit film includes a plurality of function switches corresponding to the key caps 121, and the key caps 121 are connected with a trigger lever, and the trigger lever is downwardly displaced to contact the function switches of the printed circuit film to trigger the keyboard circuit.

As shown in fig. 1-2, the damping rotation shaft 32 includes a fixing portion 321 and a rotation portion 322, the keyboard housing 11 is further fixed with a keyboard reinforcing plate 6, and the key core middle plate 12 is fixed on the keyboard reinforcing plate 6; the two sides of the front end of the keyboard reinforcement plate 6 are provided with a keyboard support 61 which is fixedly connected with the fixing part 321 in a forward extending way, and the keyboard support 61 is positioned at two sides of the groove 13; the two end sides of the center shaft 31 are provided with fixing grooves 311 and cover plates 312 for closing the fixing grooves 311, the rotating parts 322 are fixed in the fixing grooves 311, the connecting piece 3 further comprises a rotating shaft cover 36 for covering the rear side of the center shaft 31, and the rotating shaft cover 36 is clamped on the center shaft 31 through a buckle. The fixing part is connected with the keyboard support through bolts, the rotating part is also connected with the middle shaft through bolts, and at least two, preferably three bolts are arranged on the fixing part 321 or the rotating part 322. The specific connection mode of the damping rotating shaft is as follows: fixing holes are formed in the fixing portion and the rotating portion, another corresponding fixing hole is formed in the keyboard support and the fixing groove, and a bolt penetrates through the two fixing holes to be connected with the nut.

As shown in fig. 1, the keyboard assembly 1 further includes a sleep magnet 15, a battery 16, a main board PCBA17, a type-c small board 18 and a backlight board 19, wherein the type-c small board 18, the sleep magnet 15, the battery 16 and the main board PCBA17 are installed in the keyboard housing 11, an interface slot corresponding to the type-c small board 18 is provided on the keyboard housing 11, the key core middle board 12 is connected with the main board PCBA17 through a flat cable, and the backlight board 19 is provided at the bottom of the key core middle board 12. In order to clearly see the symbols on each key under the environment of insufficient light, the utility model introduces a light source technology into the keyboard and adopts a backlight plate to enable the keyboard to have a light-emitting function.

Compared with the prior art, the Bluetooth keyboard is designed, so that a tablet personal computer can be used for carrying out portable office in various inconvenient outgoing environments, the keyboard component is connected with the protective shell through the damping rotating shaft, and the tablet personal computer is connected with the keyboard through Bluetooth, so that the tablet personal computer can be opened and operated in a notebook computer mode. The protective housing passes through magnet and is connected with the axis, so the panel computer can carry the protective housing and break away from the keyboard and use, realizes that panel computer keyboard realizes two unifications, can separate respectively again, takes into account portable and operation convenience, and the axis is as the fulcrum in the middle, can play the key connection effect of accepting keyboard and support panel computer, consequently can be applied to multiple scene multiple angle and use.

It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.

Claims

1. The split Bluetooth keyboard comprises a keyboard assembly (1), a protective shell (2) and a connecting piece (3), and is characterized in that the connecting piece (3) comprises a central shaft (31) and two damping rotating shafts (32) which are coaxially arranged, an installation groove (33) matched with the lower end of the protective shell (2) is formed in the central shaft (31), and a rotating shaft magnet (34) and a plurality of positioning blocks (35) are arranged at the bottom of the installation groove (33); the lower end of the protective shell (2) is provided with a protective shell magnet (21) corresponding to the rotating shaft magnet (34) and a positioning groove (22) corresponding to the positioning block (35); the keyboard assembly (1) comprises a keyboard shell (11) and a key core middle plate (12), a groove (13) for accommodating the center shaft (31) is formed in one side of the keyboard shell (11), and the center shaft (31) is rotatably connected with the keyboard shell (11) through two damping rotating shafts (32) which are coaxially arranged.

2. The split bluetooth keyboard according to claim 1, wherein square support plates (4) are rotatably connected to both sides of the keyboard housing (11), the bottom of the keyboard housing (11) is provided with a receiving groove (14) for receiving the support plates (4), the support plates (4) form a base (41), a first folding part (42) and a second folding part (43) by providing folds, the first folding part (42) is not connected with the second folding part (43), the first folding part (42) and the second folding part (43) form a support frame by folding, the two support frames form a three-dimensional support frame, and the base (41) forms an inclined plane to support the keyboard assembly (1).

3. The split bluetooth keyboard according to claim 1, wherein the keyboard housing (11) comprises a keyboard surface housing (111) and a keyboard bottom housing (112), the protective housing (2) is provided with a mounting position for mounting a tablet personal computer, the mounting position is provided with high-elasticity foam (23), and the protective housing (2) and the keyboard bottom housing (112) are both provided with an encapsulation (5) formed by secondary injection molding.

4. A split bluetooth keyboard according to claim 3, wherein the key core middle plate (12) is provided with a plurality of key caps (121), a plurality of ribs (122) are arranged around the lower end of the side surface of the key cap (121), the keyboard panel (111) is provided with key grooves (114) corresponding to the key caps (121), the side wall of the key grooves (114) is provided with guide grooves (113) corresponding to the ribs (122), and the guide grooves (113) extend upwards from the bottom surface of the keyboard panel (111) and are non-through grooves.

5. The split bluetooth keyboard according to claim 4, wherein the printed circuit film is provided on the key core middle plate (12), the printed circuit film comprises a plurality of function switches corresponding to the key caps (121), the key caps (121) are connected with triggering rods, and the triggering rods are downwardly displaced to contact the function switches of the printed circuit film to trigger a keyboard circuit.

6. The split bluetooth keyboard according to claim 1, wherein the damping rotating shaft (32) comprises a fixing portion (321) and a rotating portion (322), a keyboard reinforcing plate (6) is further fixed in the keyboard housing (11), and the key core middle plate (12) is fixed on the keyboard reinforcing plate (6); the two sides of the front end of the keyboard reinforcing plate (6) are provided with keyboard supports (61) which are fixedly connected with the fixing parts (321) in a forward extending mode, and the keyboard supports (61) are positioned on two sides of the groove (13); the side parts of two ends of the center shaft (31) are provided with fixing grooves (311) and cover plates (312) for sealing the fixing grooves (311), the rotating parts (322) are fixed in the fixing grooves (311), the connecting piece (3) further comprises a rotating shaft cover (36) which covers the rear side of the center shaft (31), and the rotating shaft cover (36) is clamped on the center shaft (31) through a buckle.

7. The split bluetooth keyboard according to claim 1, wherein the keyboard assembly (1) further comprises a sleep magnet (15), a battery (16), a main board PCBA (17), a type-c small board (18) and a backlight board (19), wherein the type-c small board (18), the sleep magnet (15), the battery (16) and the main board PCBA (17) are mounted in the keyboard housing (11), an interface slot corresponding to the type-c small board (18) is arranged on the keyboard housing (11), the key core middle board (12) is connected with the main board PCBA (17) through a flat cable, and the backlight board (19) is arranged at the bottom of the key core middle board (12).