CN209981068U

CN209981068U - High-balance key and keyboard

Info

Publication number: CN209981068U
Application number: CN201920678242.4U
Authority: CN
Inventors: 徐孝海
Original assignee: Shenzhen Jingtai Electronic Co Ltd
Current assignee: Shenzhen Xingshan Huachuang Electronics Co ltd
Priority date: 2019-05-13
Filing date: 2019-05-13
Publication date: 2020-01-21
Anticipated expiration: 2029-05-13

Abstract

The utility model belongs to the technical field of the keyboard technique and specifically relates to indicate a high equilibrium button and keyboard, including casing, smooth core subassembly, locate the axis body of smooth core subassembly, be used for the reset piece that the smooth core subassembly of drive resets, be used for the balanced balancing pole of smooth core subassembly horizontal direction, be used for balanced at least one balanced guide pillar of the vertical direction of smooth core subassembly and locate the casing and be used for supplying the gliding sliding chamber of balanced guide pillar, the one end of balancing pole is articulated with smooth core subassembly, and the casing is offered and is used for supplying the gliding slide of the balancing pole other end. The position of the balance sliding core assembly in the vertical direction is used through the matching of the balance guide pillar and the sliding cavity, the position of the balance sliding core assembly in the horizontal direction is used through the balance rod, the position of the balance sliding core assembly in the vertical direction cannot be influenced when the balance rod moves, the sliding core assembly can vertically slide, the accuracy of the sliding position of the sliding core assembly is ensured, and in addition, due to the structural design, the occupied space is small, and the made key is lighter and thinner.

Description

High-balance key and keyboard

Technical Field

The utility model belongs to the technical field of the keyboard technique and specifically relates to indicate a high equilibrium button and keyboard.

Background

The keyboard is the most common and main input device, and english letters, numbers, punctuations and the like can be input into the communication device through the keyboard, so as to send commands, input data and the like to the communication device.

For the equilibrium of guaranteeing the button and pressing, the solution that adopts at present sets up X type support in the button, form scissors foot keyboard, it plays the supporting role to the key cap, it is even to make the key cap each position pressurized when the pressurized, avoid appearing the phenomenon of pressure inequality or card key, but the X type support structure of scissors foot keyboard is heavy, can't accomplish the frivolous of button, portability is poor, simultaneously because the characteristic of its X type support, can only tilt movement in vertical direction when the key cap pressurized, can't accomplish vertical migration in vertical direction, the equilibrium is poor, cause bad influence to user's use experience, also need reserve more key caps space that moves down when the button sets up simultaneously, lead to the heavier of structure of button.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a high equilibrium button and keyboard with high equilibrium and frivolous structure.

In order to solve the technical problem, the utility model discloses a following technical scheme: high equilibrium button, including the casing, be used for pressing down and when the pressurized smooth core subassembly that slides downwards, locate the axis body of smooth core subassembly and be used for driving the piece that resets that smooth core subassembly resets, still include the balancing pole that is used for balancing its horizontal direction when smooth core subassembly slides downwards and be used for balancing its vertical direction at least one balanced guide pillar, the one end of balancing pole is articulated with smooth core subassembly, the casing is offered and is used for supplying the gliding slide of balancing pole other end, and the casing is equipped with and is used for supplying balanced guide pillar slip and to the spacing slip chamber of balanced guide pillar slip.

Preferably, the sliding core assembly comprises a mounting substrate arranged on the housing, a keycap arranged on the mounting substrate, and a side plate arranged at the edge of the mounting substrate, and the shaft body and each balance guide pillar are arranged on the mounting substrate.

Preferably, the mounting base plate is provided with a hinge seat hinged with one end of the balance bar, and the other end of the balance bar slides on the slideway.

Preferably, the keycap is provided with a first fixing portion, the mounting substrate is provided with a second fixing portion corresponding to the first fixing portion, and the keycap and the mounting substrate are detachably connected through the first fixing portion and the second fixing portion.

Preferably, the key cap and the mounting substrate are integrally formed.

Preferably, the inner wall of the keycap is provided with an installation bulge, and the installation substrate is provided with a first installation groove corresponding to the installation bulge.

Preferably, the reset piece is a spring; the mounting substrate is provided with a first accommodating cavity for accommodating one end of the spring, and the shell is provided with a second accommodating cavity for accommodating the other end of the spring and corresponding to the first accommodating cavity.

Preferably, the first accommodating cavity is provided with a sliding block, and the second accommodating cavity is provided with a sliding groove for the sliding block to move.

Preferably, the casing is provided with a first clearance groove for preventing the sliding block from impacting and communicating with the sliding groove.

Preferably, the sliding groove is provided with a first limiting part for preventing the sliding block from being reset excessively.

Preferably, a protective fence is arranged around the outer periphery of the second accommodating cavity, and the sliding cavity is formed between the protective fence and the second accommodating cavity.

Preferably, the protective fence is provided with a limiting assembly for limiting the moving stroke of the sliding core assembly, and the limiting assembly comprises a limiting protrusion arranged on the protective fence and a limiting groove arranged on the mounting substrate and corresponding to the limiting protrusion.

Preferably, the shell is provided with a second clearance groove which is used for preventing the balance guide pillar from impacting and communicated with the sliding cavity.

Preferably, still include sound production subassembly and set up in the casing and be used for the third holding chamber of holding sound production subassembly, sound production subassembly is including the elastic component of locating third holding chamber, locate mounting substrate and be used for pressing down the elastic component and make its direction shift out's first guide part, be used for making its direction remove when the elastic component resets and collide the second guide part that produces the sound with third holding intracavity wall and locate the third guide part between first guide part and the second guide part.

Preferably, the inner wall of the third accommodating cavity is provided with a second limiting part for limiting the initial position of the elastic part.

Preferably, the elastic member is a torsion spring or a spring plate.

Preferably, the shell is provided with a light-transmitting area for the light source of the lamp body to penetrate out.

A high-balance keyboard comprises a PCB and an input element welded on the PCB, and the input element is matched with the input element when a shaft body moves downwards to form signal input.

Preferably, the input element comprises a transmitting element soldered to the PCB board and a receiving element forming an optical path with the transmitting element when energized, and the optical path is blocked or conducted to form a signal input when the shaft body moves downward.

Preferably, the housing is provided with a second mounting groove for mounting the light emitting element and a third mounting groove for mounting the receiving element, a light source channel for conducting a light path between the light emitting element and the receiving element is arranged between the second mounting groove and the third mounting groove, and the shaft body blocks or conducts the light path in the light source channel when moving downwards to form signal input.

Preferably, the PCB board with the bottom laminating installation of casing, and the surface of PCB board and second mounting groove, third mounting groove and light source passageway surround and form the shading rail.

Preferably, the PCB is provided with a third clearance groove for preventing the shaft from being impacted.

Preferably, the input element is a hall element welded on the PCB, the shaft body is provided with a magnet used in cooperation with the hall element, and when the shaft body moves downwards, the magnet cooperates with the hall element to induce and form a signal input.

Preferably, the input element includes a first conductive member soldered to the PCB and a second conductive member used in cooperation with the first conductive member, one end of the first conductive member is bent downward to form a pressing end, the mounting substrate is provided with a pressing member for pressing the pressing end of the first conductive member, and when the shaft body moves downward, the pressing member presses the pressing end of the first conductive member to contact the second conductive member to form a signal input.

Preferably, the electric bicycle further comprises a middle plate, and the periphery of the shell is provided with a clamping portion for fixing the middle plate.

The beneficial effects of the utility model reside in that: the utility model provides a high equilibrium nature button and keyboard, at smooth core subassembly in-process that slides down, the position on the vertical side of balanced smooth core subassembly is used with the cooperation in slip chamber through balanced guide pillar, and through the position on the balanced smooth core subassembly horizontal direction of balancing pole, and when the balancing pole activity, can not lead to the fact the influence to the position of the vertical direction of smooth core subassembly, realize sliding core subassembly and slide from top to bottom perpendicularly, the accuracy nature of smooth core subassembly sliding position has been ensured, such structural design in addition, the structure is simple and easy, occupation space is little, the button of making is more frivolous, accord with frivolous development demand.

Drawings

Fig. 1 is a schematic perspective view of a first viewing angle in a first embodiment of the high-balance key and keyboard of the present invention.

Fig. 2 is an exploded view of the first perspective of the first embodiment of the high-balance key and keyboard of the present invention.

Fig. 3 is a schematic structural diagram of a second viewing angle in the first embodiment of the high-balance key and keyboard of the present invention.

Fig. 4 is a schematic cross-sectional view of a-a in fig. 3.

Fig. 5 is a schematic cross-sectional view of B-B in fig. 3.

Fig. 6 is a schematic perspective view of a key cap in a first embodiment of the high-balance key and keyboard of the present invention.

Fig. 7 is a schematic perspective view of the sliding core assembly in the first embodiment of the high-balance key and keyboard of the present invention.

Fig. 8 is a schematic perspective view of the housing of the first embodiment of the high-balance key and keyboard of the present invention.

Fig. 9 is a schematic cross-sectional view of a second embodiment of the high-balance key and keyboard of the present invention.

Fig. 10 is a schematic cross-sectional view of a third embodiment of the high-balance key and keyboard of the present invention.

Fig. 11 is a schematic cross-sectional view of a fourth embodiment of the high-balance key and keyboard of the present invention.

Detailed Description

In order to facilitate the understanding of those skilled in the art, the present invention will be further described with reference to the following examples, which are not intended to limit the scope of the present invention.

Fig. 1 to 8 show that the utility model discloses embodiment one of high equilibrium button, including casing 1, be used for pressing and the gliding smooth core subassembly 2 of pressurized time, locate smooth core subassembly 2 the axis body 3 and be used for driving smooth core subassembly 2 reset 4 that resets, still include when smooth core subassembly 2 slides down be used for balancing its horizontal direction's balancing pole 5 and be used for balancing its vertical direction's at least one balanced guide pillar 6, the one end of balancing pole 5 is articulated with smooth core subassembly 2, casing 1 is offered and is used for supplying the gliding slide 10 of balancing pole 5 other end, and casing 1 is equipped with and is used for supplying balanced guide pillar 6 to slide and to balanced guide pillar 6 spacing sliding chamber 11.

Preferably, the sliding core assembly 2 is provided with four balance guide pillars 6, and the four balance guide pillars 6 are respectively arranged at four corners of the sliding core assembly 2, so that when the sliding core assembly 2 is pressed to move downwards, the four balance guide pillars 6 play a good balance role in sliding the sliding core assembly 2 in the vertical direction, and the sliding core assembly is stressed uniformly in each direction in the vertical direction.

When the sliding core assembly 2 is pressed to slide downwards, the balance guide post 6 slides downwards in the sliding cavity 11, and the vertical direction of the balance guide post 6 is limited through the sliding cavity 11, so that the position of the sliding core assembly 2 in the vertical direction is balanced, meanwhile, in the process that the sliding core assembly 2 slides downwards, the balance rod 5 can slide downwards along with the hinged part of one end of the balance rod and the sliding core assembly 2 as a fulcrum, the other end of the balance rod 5 can slide on the slideway 10 at the moment, so that the position of the sliding core assembly 2 in the horizontal direction is balanced, and the position of the sliding core assembly 2 in the vertical direction is balanced due to the matching of the sliding cavity 11 and the balance guide post 6, so that the position of the sliding core assembly 2 in the vertical direction cannot be influenced when the balance rod 5 moves, and the sliding core assembly 2 can slide vertically and vertically.

In the gliding in-process of smooth core subassembly 2, use balanced smooth core subassembly 2 position on the vertical direction through the cooperation of balanced guide pillar 6 with slip chamber 11, and through the balanced smooth core subassembly 2 position on the horizontal direction of balancing pole 5, and when balancing pole 5 moves about, can not lead to the fact the influence to the position of smooth core subassembly 2 vertical direction, realize smooth core subassembly 2 and slide from top to bottom perpendicularly, the accuracy nature of smooth core subassembly 2 sliding position has been ensured, such structural design in addition, the structure is simple and easy, occupation space is little, the button of making is more frivolous, accord with frivolous development demand.

In this embodiment, the slide core assembly 2 includes a mounting substrate 20 disposed on the housing 1, a key cap 21 disposed on the mounting substrate 20, and a side plate 22 disposed on the edge of the mounting substrate 20, and the shaft 3 and each balance guide post 6 are mounted on the mounting substrate 20. In practical application, casing 1 has seted up the recess that corresponds with curb plate 22, and when pressing slide core subassembly 2 and sliding down, the recess has reserved the space for slide core subassembly 2's slip, and the cooperation of curb plate 22 and recess is used and also can play the effect of certain balanced slide core subassembly 2 position in the vertical direction simultaneously to further ensure slide core subassembly 2 sliding position's accuracy nature.

In this embodiment, the mounting base plate 20 is provided with a hinge base 2C hinged to one end of the balance bar 5, and the other end of the balance bar 5 slides on the slideway 10. The hinged seat 2C is used for fixing the position of one end of the balance bar 5, and in the process of downward sliding of the sliding core assembly 2, the balance bar 5 will slide downward with the hinged position of one end of the balance bar 5 and the hinged seat 2C as a fulcrum, and the other end of the balance bar 5 will slide on the slideway 10, so as to balance the position of the sliding core assembly 2 in the horizontal direction.

In this embodiment, the key cap 21 is provided with a first fixing portion 2D, the mounting substrate 20 is provided with a second fixing portion 2E corresponding to the first fixing portion 2D, and the key cap 21 and the mounting substrate 20 are detachably connected through the first fixing portion 2D and the second fixing portion 2E. Preferably, first fixed part 2D is the draw-in groove, and second fixed part 2E is the fixture block, and if like this when the character on the key cap 21 is fuzzy or key cap 21 damages, the user can dismantle key cap 21 by oneself and get off and change, avoids causing the waste of resource.

In this embodiment, the key cap 21 and the mounting substrate 20 are integrally formed. The integrated key cap 21 and the mounting substrate 20 have more stable structure and simplified assembly process.

In this embodiment, the inner wall of the key cap 21 is provided with an installation protrusion 2F, and the installation substrate 20 is provided with a first installation groove 2G corresponding to the installation protrusion 2F. When the key cap 21 can be dismantled with mounting substrate 20 and be connected, the protruding 2F of installation plays the effect of location with first mounting groove 2G, the operating personnel of being convenient for installs key cap 21 to mounting substrate 20 on, ensure the accuracy nature of mounted position, and when key cap 21 and mounting substrate 20 integrated into one piece, the protruding 2F of installation has improved the combination degree of key cap 21 with mounting substrate 20 with first mounting groove 2G to further improve and make the holistic structure steadiness of key cap 21 and mounting substrate 20.

In this embodiment, the reset piece 4 is a spring; the mounting substrate 20 is provided with a first accommodating cavity 23 for accommodating one end of the spring, and the housing 1 is provided with a second accommodating cavity 24 for accommodating the other end of the spring and corresponding to the first accommodating cavity 23. When the sliding core assembly 2 slides downwards, the first accommodating cavity 23 can be closed to the second accommodating cavity 24, and the spring between the first accommodating cavity 23 and the second accommodating cavity 24 is extruded to form energy storage, when the user no longer presses the sliding core assembly 2, the spring drives the sliding core assembly 2 to reset by utilizing the energy storage, and the use stability of pressing the key next time is ensured.

In this embodiment, the first accommodating cavity 23 is provided with a sliding block 2H, and the second accommodating cavity 24 is provided with a sliding groove 2I for the sliding block 2H to move. When the sliding core assembly 2 slides downwards, the first accommodating cavity 23 can be closed to the second accommodating cavity 24, the sliding block 2H slides downwards in the sliding groove 2I along with the sliding block, a certain limiting effect is achieved, the closing accuracy of the first accommodating cavity 23 and the second accommodating cavity 24 is ensured, and therefore the sliding accuracy of the sliding core assembly 2 is further ensured.

In this embodiment, the casing 1 is provided with a first clearance groove 1A for preventing the sliding block 2H from colliding and communicating with the sliding groove 2I. When sliding core subassembly 2 glides downwards, first holding chamber 23 can close with second holding chamber 24, and sliding block 2H slides down in spout 2I thereupon, and first clearance groove 1A of keeping away is used for avoiding sliding block 2H to strike on the bottom surface inner wall of spout 2I this moment to prevent to cause wearing and tearing, the practicality is strong.

In this embodiment, the sliding groove 2I is provided with a first limiting portion 2J for preventing the sliding block 2H from being excessively reset. When the slide core assembly 2 is reset by the reset piece 4, the slide block 2H slides upwards in the slide groove 2I, and the first limit part 2J limits the reset stroke of the slide block 2H, so as to prevent the slide block 2H from being excessively reset and moving out of the slide groove 2I.

In this embodiment, a protective fence 25 is disposed around the outer periphery of the second receiving cavity 24, and the sliding cavity 11 is formed between the protective fence 25 and the second receiving cavity 24. An independent sliding cavity 11 for the balance guide post 6 to move is formed between the protective fence 25 and the second accommodating cavity 24, so that the influence of other parts on the sliding of the balance guide post 6 is avoided, the accuracy of the displacement of the sliding core assembly 2 in the vertical direction is improved, and meanwhile, the sliding cavity 11 also plays a certain role in protecting the balance guide post 6.

In this embodiment, the protection fence 25 is provided with a limiting component for limiting the moving stroke of the slide core assembly 2, and the limiting component includes a limiting protrusion 26 disposed on the protection fence 25 and a limiting groove 27 disposed on the mounting substrate 20 and corresponding to the limiting protrusion 26. In practical application, when the user presses the sliding core assembly 2 to slide downwards, and the limiting protrusion 26 is just clamped in the limiting groove 27, the maximum movable stroke of the sliding core assembly 2 is obtained, so that the limiting assembly limits the moving stroke of the sliding core assembly 2 to prevent the sliding core assembly 2 from moving downwards too much to cause the phenomenon of key function failure.

In this embodiment, the housing 1 is provided with a second clearance groove 14 for preventing the balance guide post 6 from being impacted and communicating with the sliding cavity 11. When the sliding core assembly 2 slides downwards, the balance guide pillar 6 moves downwards along with the sliding core assembly, and at the moment, the second clearance groove 14 is used for preventing the balance guide pillar 6 from colliding with the inner wall of the bottom surface of the sliding cavity 11, so that abrasion is prevented, and the practicability is high.

In this embodiment, still include the sound production subassembly and set up in casing 1 and be used for holding the third accommodation chamber 12 of sound production subassembly, the sound production subassembly is including the elastic component 13 of locating third accommodation chamber 12, locate mounting substrate 20 and be used for pressing down the first guide part 28 that elastic component 13 made its direction shift out, be used for making its direction move when elastic component 13 resets and collide the second guide part 29 that produces the sound with third accommodation chamber 12 inner wall and locate the third guide part 2A between first guide part 28 and second guide part 29. When the slide core assembly 2 slides downwards, the first guide portion 28 moves downwards along with the slide core assembly 2 and presses the elastic member 13 to gradually move out along the first guide portion 28, at this time, the moving direction of the slide core assembly 2 is a vertical direction, the moving direction of the elastic member 13 is a horizontal direction, when the elastic member 13 completely moves out from the first guide portion 28, the elastic member 13 is located at the lowest point of the second guide portion 29, in the process that the slide core assembly 2 continues to move downwards, the second guide portion 29 gradually moves downwards in the process that the elastic member 13 moves to the highest point of the second guide portion 29, in other words, the elastic member 13 moves from the lowest point to the highest point of the second guide portion 29, when the elastic member 13 is located at the highest point of the second guide portion 29, the slide core assembly 2 continues to move downwards, at this time, the elastic member 13 is driven to gradually move upwards along the surface of the third guide portion 2A due to the elastic effect of the elastic member 13, when the elastic member 13 moves up to the highest point of the third guide portion 2A, it collides with the inner wall of the mounting substrate 20 to generate a noise, thereby forming a button touch. When the sliding core assembly 2 moves downwards, the elastic member 13 sequentially passes through the first guide portion 28, the second guide portion 29 and the third guide portion 2A and then collides with the inner wall of the mounting substrate 20 to generate a sound to form a key touch, so that when the elastic member 13 collides with the mounting substrate 20, the shaft body 3 just forms signal input with an input element, namely the key touch and the key input are generated simultaneously, the consistency of the key input and the key hand feeling is ensured, meanwhile, in the downward moving process of the sliding core assembly 2, the moving direction of the sliding core assembly 2 is a vertical direction, the moving direction of the elastic member 13 is a horizontal direction, and the moving error of the moving mode is small, so that the consistency of the key input and the key hand feeling is ensured more easily, and the reliability is high.

In this embodiment, the inner wall of the third accommodating cavity 12 is provided with a second limiting portion 19 for limiting the initial position of the elastic element 13. The second position-limiting portion 19 is used to limit the initial position of the elastic element 13, so as to prevent the elastic element 13 from moving when the sliding core assembly 2 is not pressed by the elastic element 13, which results in failure of the touch structure of the key.

In this embodiment, the elastic member 13 is a torsion spring or a spring plate. Preferably, the elastic member 13 is a torsion spring, a fixing seat for fixing one end of the torsion spring is disposed in practical application, and the other end of the torsion spring is disposed between the first guiding portion 28 and the inner wall of the third accommodating cavity 12.

In this embodiment, the housing 1 is provided with a light-transmitting area 15 for the light source of the lamp body to penetrate. Preferably, light-transmitting zone 15 is the light-transmitting groove of seting up in button housing 1, and if the welding has the LED lamp on PCB board 7, the light that the LED lamp sent can be followed light-transmitting zone 15 and sent to shine on the character of button key cap 21 in order to remind the user at present to press a button the attribute.

A high-balance keyboard comprises a PCB (printed circuit board) 7 and an input element welded on the PCB 7, wherein when a shaft body 3 moves downwards, the input element is matched with the input element to form signal input. In practical application, the shaft body 3 is matched with the input element to realize the input of the key, and meanwhile, the input element can be realized in a tube-aligning mode, a Hall mode or a spring plate triggering mode and the like.

In this embodiment, the input element includes a light emitting element 70 soldered to the PCB board 7 and a receiving element 71 forming an optical path with the light emitting element 70 when energized, and blocking the optical path to form a signal input when the shaft body 3 moves downward. Preferably, the light emitting element 70 is an infrared emitting tube, and the receiving element 71 is a photosensitive receiving tube; during the circular telegram, infrared emission pipe transmission infrared ray, photosensitive receiver tube receive behind the infrared ray with infrared emission pipe forms the light path, when pressing smooth core subassembly 2, axis body 3 moves down, has blockked the receipt of photosensitive receiver tube, and the light path between infrared emission pipe and the photosensitive receiver tube is blocked the back, and only transmission this moment does not have the receipt, and signal processing circuit sends input signal and gives control circuit, has realized the input of button. Therefore, the situation that the performance is unstable due to abrasion after long-term contact between two elastic sheets in the switch key is avoided, the service life of the keyboard is longer, the working stability is higher, and in addition, the keyboard is not manufactured in a plug-in welding mode, so that the dustproof and waterproof capacity of the keyboard is improved.

In this embodiment, the housing 1 is opened with a second mounting groove 16 for mounting the light emitting element 70 and a third mounting groove 17 for mounting the receiving element 71, a light source channel 18 for conducting the light path between the light emitting element 70 and the receiving element 71 is disposed between the second mounting groove 16 and the third mounting groove 17, and when the shaft 3 moves downward, the light path is blocked or conducted in the light source channel 18 to form a signal input. Therefore, the positions for installing the light-emitting element 70 and the receiving element are arranged in the shell 1, namely the light-emitting element 70 and the receiving element 71 are protected, collision and abrasion are avoided, and meanwhile, the attaching degree of the shell 1 and the PCB 7 is better, so that the phenomenon of light leakage and light crosstalk is avoided.

In this embodiment, the PCB 7 is attached to the bottom of the housing 1, and the surface of the PCB 7, the second mounting groove 16, the third mounting groove 17 and the light source channel 18 surround to form a light shielding enclosure. The mode of PCB board 7 and the installation of laminating in casing 1 bottom is sealed up second mounting groove 16 and third mounting groove 17 to prevent through the shading rail that the light source from spilling, also prevent simultaneously that the phenomenon that the crosstalk of each key-pair pipe each other causes the button function to be in disorder from taking place.

In this embodiment, the PCB 7 is provided with a third clearance groove 76 for preventing the shaft 3 from being impacted. When sliding core subassembly 2 glides downwards, axis body 3 glides downwards thereupon, and the third is kept away dead slot 76 and is used for avoiding axis body 3 to strike on the bottom surface inner wall of casing 1 this moment to prevent to cause wearing and tearing, the practicality is strong.

In this embodiment, the portable electronic device further includes a middle plate 8, and the periphery of the housing 1 is provided with a clamping portion 1B for fixing the middle plate 8. Preferably, joint portion 1B is for locating first joint piece and the second joint piece of 1 periphery of casing, and it is between interval to be equipped with the joint that is used for joint medium plate 8 between first joint piece and the second joint piece, and the joint is between interval and medium plate 8's connected mode for dismantling to be connected, the operating personnel's of being convenient for dismouting, the structure is simple and easy, and the steadiness is strong.

Fig. 9 shows a second embodiment of the high balance keyboard of the present invention, which is different from the above embodiments in that: the input element comprises a light-emitting element 70 welded on the PCB 7 and a receiving element 71 forming an optical path with the light-emitting element 70 when being electrified, and the optical path forming signal input is conducted when the shaft body 3 moves downwards; the shaft 3 is provided with a through hole 31. Preferably, the light emitting element 70 is an infrared emitting tube, and the receiving element 71 is a photosensitive receiving tube; during the circular telegram, infrared emission pipe sends the infrared ray, and the axis body 3 shelters from photosensitive receiver tube and receives the infrared ray, when pressing smooth core subassembly 2, axis body 3 downstream thereupon, when the conducting hole 31 is located between infrared emission pipe and the photosensitive receiver tube, photosensitive receiver tube received the infrared ray, and signal processing circuit sends input signal and gives control circuit, and then has realized the input to the button. Like this, avoided because of the situation that the long-term back wearing and tearing that touches between two shell fragments lead to the performance unstable in the switch button of current, the life of keyboard is longer, and job stabilization nature is stronger, in addition, because the keyboard need not adopt plug-in components welding mode preparation, has improved the dustproof and waterproof ability of keyboard.

Fig. 10 shows a third embodiment of the high balance keyboard of the present invention, which is different from the above embodiments in that: the input element is a hall element 72 welded on the PCB 7, the shaft body 3 is provided with a magnet 30 used in cooperation with the hall element 72, and when the shaft body 3 moves downwards, the magnet 30 and the hall element 72 cooperate to sense and form a signal input. When the sliding core assembly 2 is pressed down, the shaft body 3 moves downwards along with the sliding core assembly, a magnetic attraction effect is formed between the magnet 30 and the hall element 72, and the hall element 72 is switched on, so that the input of a signal is realized. Avoided current button like this to touch the back wearing and tearing through positive electrode leg and negative electrode leg for a long time and lead to the unstable condition of performance, effectively prolonged the life of button, adopt SMT paster mode to make hall element 72 and PCB board 7 an organic whole in addition, the phenomenon of avoiding appearing the rosin joint takes place, improves the yields, and through magnet 30 with hall element 72 cooperation response has realized signal trigger and electromechanical separation, has improved the dustproof and waterproof ability of keyboard.

Fig. 11 shows a fourth embodiment of the high balance keyboard of the present invention, which is different from the above embodiments in that: the input element comprises a first conductive member 73 welded on the PCB 7 and a second conductive member 74 matched with the first conductive member 73, one end of the first conductive member 73 is bent downwards to form a pressing end 75, the mounting substrate 20 is provided with a pressing member 2B for pressing the pressing end 75 of the first conductive member 73, and when the shaft body 3 moves downwards, the pressing member 2B presses the pressing end 75 of the first conductive member 73 to be contacted with the second conductive member 74 to form signal input. When pressing slide core subassembly 2, the axis body 3 moves down thereupon, and the pressing piece 2B that lies in on the axis body 3 this moment can move down gradually to press the end 75 of pressing on the first electrically conductive piece 73 and make it switch on with the contact of the electrically conductive piece 74 of second, form signal input, the structure is simple and easy, and stability in use is strong, and the end 75 of pressing of first electrically conductive piece 73 can make a sound when striking with the electrically conductive piece 74 of second simultaneously and form the button and feel, promotes user experience.

In the description of the present invention, it should be noted that, for the orientation words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship are based on the orientation or positional relationship shown in the drawings, and it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected", if any, are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

The above-mentioned embodiments only express a plurality of embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. High equilibrium button, including casing (1), be used for pressing and gliding smooth core subassembly (2) down when the pressurized, locate axis body (3) of smooth core subassembly (2) and be used for driving the piece (4) that resets that smooth core subassembly (2) reset, its characterized in that: the balance pole is used for balancing the horizontal direction of the sliding core assembly (2) when the sliding core assembly (2) slides downwards, the balance pole (5) is used for balancing the vertical direction of the sliding core assembly (6), one end of the balance pole (5) is hinged to the sliding core assembly (2), a slide way (10) used for enabling the other end of the balance pole (5) to slide is arranged on the shell (1), and the shell (1) is provided with a sliding cavity (11) used for enabling the balance guide pole (6) to slide and limiting the sliding of the balance guide pole (6).

2. The key of claim 1, wherein: the sliding core assembly (2) comprises a mounting substrate (20) arranged on the shell (1), a keycap (21) arranged on the mounting substrate (20) and a side plate (22) arranged on the edge of the mounting substrate (20), and the shaft body (3) and the balance guide posts (6) are arranged on the mounting substrate (20).

3. The key of claim 2, wherein: the reset piece (4) is a spring; the mounting substrate (20) is provided with a first accommodating cavity (23) for accommodating one end of the spring, and the shell (1) is provided with a second accommodating cavity (24) which is used for accommodating the other end of the spring and corresponds to the first accommodating cavity (23).

4. The key of claim 3, wherein: the periphery of the second accommodating cavity (24) is provided with a protective fence (25) in a surrounding manner, and the sliding cavity (11) is formed between the protective fence (25) and the second accommodating cavity (24).

5. The key of claim 4, wherein: the protective fence (25) is provided with a limiting assembly for limiting the moving stroke of the sliding core assembly (2), and the limiting assembly comprises a limiting protrusion (26) arranged on the protective fence (25) and a limiting groove (27) arranged on the mounting substrate (20) and corresponding to the limiting protrusion (26).

6. The key of claim 2, wherein: still include sound production subassembly and set up in casing (1) and be used for third holding chamber (12) of holding sound production subassembly, sound production subassembly is including elastic component (13) of locating third holding chamber (12), locate mounting substrate (20) and be used for pressing down elastic component (13) and make first guide part (28) that its direction shifted out, be used for making its direction remove when elastic component (13) reset and third guide part (2A) that produce the second guide part (29) of sound and locate between first guide part (28) and second guide part (29) with the collision of third holding chamber (12) inner wall.

7. A high balance keyboard with the keys of any one of claims 2 to 6, wherein: the device comprises a PCB (7) and an input element welded on the PCB (7), wherein the input element is matched with the shaft body (3) to form signal input when the shaft body moves downwards.

8. The keyboard of claim 7, wherein: the input element comprises a light-emitting element (70) welded on the PCB (7) and a receiving element (71) which forms an optical path with the light-emitting element (70) when the power is on, and the optical path is blocked or conducted to form signal input when the shaft body (3) moves downwards.

9. The keyboard of claim 7, wherein: the input element is a Hall element (72) welded on the PCB (7), the shaft body (3) is provided with a magnet (30) matched with the Hall element (72) for use, and when the shaft body (3) moves downwards, the magnet (30) and the Hall element (72) are matched for induction to form signal input.

10. The keyboard of claim 7, wherein: the input element comprises a first conductive piece (73) welded on the PCB (7) and a second conductive piece (74) matched with the first conductive piece (73), one end of the first conductive piece (73) is bent downwards to form a pressing end (75), the mounting substrate (20) is provided with a pressing piece (2B) used for pressing the pressing end (75) of the first conductive piece (73), and when the shaft body (3) moves downwards, the pressing piece (2B) presses the pressing end (75) of the first conductive piece (73) to be in contact with the second conductive piece (74) to form signal input.