CN212648107U

CN212648107U - Light and thin key capable of being disassembled and replaced to prevent falling off

Info

Publication number: CN212648107U
Application number: CN202021631706.5U
Authority: CN
Inventors: 徐孝海; 陈刚
Original assignee: Dongguan Jizhi Electronic Technology Co ltd
Current assignee: Dongguan Jizhi Electronic Technology Co ltd
Priority date: 2020-08-07
Filing date: 2020-08-07
Publication date: 2021-03-02
Anticipated expiration: 2030-08-07

Abstract

The utility model belongs to the technical field of the button technique and specifically relates to indicate a removable anti-drop's frivolous type button that trades. Including the base with install in the structure of pressing down of base and connect the key cap of pressing down the structure, be provided with the stopper between pressing down structure and the key cap, the key cap is connected for dismantling with the stopper, presses down the structure and is connected with the stopper downside, the downside of stopper is provided with convex extension, and the base is provided with the lock joint anticreep face that is used for the butt extension, shifts up when reseing when the extension, and the lock joint anticreep face contacts with the extension. Ingenious add with base swing joint's stopper, the key cap can be dismantled with the stopper and be connected, presses down the structure butt in the stopper, and the key cap can be torn open in a flexible way and trade the variety requirement that accords with modern young people, presses down the structure and obtains firm spacing even if the key cap drops and can not appear collapsing the condition yet.

Description

Light and thin key capable of being disassembled and replaced to prevent falling off

Technical Field

The utility model belongs to the technical field of the button technique and specifically relates to indicate a removable anti-drop's frivolous type button that trades.

Background

In the daily use of personal computers, a keyboard is one of indispensable information input devices, and the keyboard can be used for inputting characters, symbols or numbers. On the other hand, the application of the keyboard is not only that, but also that the key structure is required to be installed as an input device for the consumer electronics products in daily life or the large processing equipment used in the industry, so as to operate the electronic products and the processing equipment. Most of the keys in the current market can not be detached and replaced by key caps, particularly the light and thin type keys are of the type, meanwhile, the structure of the light and thin type keys is directly connected with the key caps in a pressing mode, the key caps are detached and replaced or the key caps are accidentally fallen off due to stress, the structure can be directly pressed to collapse and fall off, users who fall off in a pressing mode can not automatically recombine and repair the keys, and finally the keys are prone to being abandoned due to the fact that the keys can not be locally input and used, and resources are wasted.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a can change anti-drop's frivolous type button, ingenious add with base swing joint's stopper, the key cap can be dismantled with the stopper and be connected, presses the structure butt in the stopper, the key cap can be torn open in a flexible way and trade the variety requirement that accords with modern young people, presses the structure and obtains firm spacing even if the key cap drops and also can not appear collapsing the condition.

In order to solve the technical problem, the utility model discloses a following technical scheme: the utility model provides a can trade anti-drop's frivolous type button, includes the base and installs in the structure of pressing down of base and connect the key cap of pressing down the structure, be provided with the stopper between pressing down structure and the key cap, the key cap is connected for dismantling with the stopper, presses down the structure and is connected with the stopper downside, the downside of stopper is provided with convex extension, and the base is provided with the lock joint anticreep face that is used for the butt extension, when the extension shifts up and resets, and the lock joint anticreep face contacts with the extension.

Preferably, the side of going up of stopper is provided with the joint groove, the downside of key cap is provided with the joint piece of pegging graft in the joint groove.

Preferably, the joint groove runs through the stopper setting, the joint piece passes the joint groove, and the lower tip of this joint piece is provided with the joint convex part that is used for supporting tight stopper downside.

Preferably, the lower lateral surface of the keycap is provided with an accommodating groove, and the limiting block is located in the accommodating groove.

Preferably, the base is provided with a limiting groove, the extending part extends into the limiting groove, the extending part can move up and down along the limiting groove, and the buckling anti-dropping surface is the inner top surface of the limiting groove.

Preferably, the base is provided with a boss, the limiting groove is formed in one side face of the boss, and the extending portion is provided with a butt convex portion used for butting and buckling the anti-falling face.

Preferably, the number of the bosses is at least two, the at least two bosses are arranged on the base, the number of the extending parts is at least two, and the at least two extending parts correspond to the at least two bosses one to one.

Preferably, the pressing structure comprises a scissor-type support, the upper end of the scissor-type support is hinged to the lower side face of the limiting block, and the lower end of the scissor-type support is hinged to the base.

Preferably, the upper end of scissors type support is provided with first articulated column, and the lower tip of scissors type support is provided with the articulated column of second, the downside of stopper is provided with the first interlock groove that is used for the first articulated column of joint, the base is provided with the second interlock groove that is used for the articulated column of joint second.

Preferably, the base is provided with the elasticity piece that resets, and the downside butt base of this elasticity piece that resets, the downside of the last side butt stopper of this elasticity piece that resets.

The beneficial effects of the utility model reside in that: the utility model provides a can trade frivolous type button of anti-drop adds the stopper between pressing structure and key cap, stopper and base swing joint, and when the key cap atress moved down, the stopper followed the key cap and together moved down to make the structure deformation of pressing that is located the stopper downside realize the input action of pressing, and the stopper resets along shifting up when the key cap shifts up to reset. The keycap is detachably connected with the limiting block, the keycap is detached and replaced or the keycap falls off accidentally, the pressing structure can not fall off, the limiting block plays a good role in reinforcing the pressing structure, the keycap can be flexibly replaced, and market competitiveness is improved. Through ingenious the stopper of addding, realize that the key cap can be dismantled and trade and effectively prevent to press the structure and scatter, do not obviously change the condition of original button structure and realize above-mentioned effect and solve above-mentioned problem, transform with low costs easily popularization, the practicality is creative strong.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present invention.

Fig. 2 is a schematic side sectional view of a first embodiment of the present invention.

Fig. 3 is the embodiment of the utility model provides a three-dimensional structure decomposition diagram of well base, stopper and key cap.

Fig. 4 is an exploded perspective view of a base and a scissor-type bracket according to an embodiment of the present invention.

Fig. 5 is a schematic perspective view of a key cap according to a first embodiment of the present invention.

Fig. 6 is the utility model discloses a spatial structure schematic diagram of stopper in the embodiment one.

Fig. 7 is a schematic perspective view of a second embodiment of the present invention.

Fig. 8 is a schematic view of the second embodiment of the present invention showing the three-dimensional structure of the base, the limiting block and the key cap.

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.

As shown in fig. 1 to fig. 6, the utility model discloses a first, a can trade frivolous type button of anti-drop, include base 1 and install in base 1 press the structure and connect the key cap 2 of pressing the structure, press and be provided with stopper 3 between structure and the key cap 2, key cap 2 is connected for dismantling with stopper 3, presses the structure and is connected with stopper 3 downside, stopper 3's downside is provided with convex extension 31, and base 1 is provided with lock joint anticreep face 11 that is used for butt extension 31, shifts up when reseing when extension 31, and lock joint anticreep face 11 contacts with extension 31.

The light and thin key with the detachable anti-drop function is characterized in that a limiting block 3 is additionally arranged between a pressing structure and a key cap 2, the limiting block 3 is movably connected with a base 1, when the key cap 2 is stressed to move downwards, the limiting block 3 moves downwards along with the key cap 2 to enable the pressing structure located on the lower side face of the limiting block 3 to deform to realize input pressing action, and when the key cap 2 moves upwards to reset, the limiting block 3 also moves upwards to reset along with the key cap. The keycap 2 and the limiting block 3 are detachably connected, the keycap 2 is disassembled and replaced or the keycap 2 is accidentally dropped so that the pressing structure can not be scattered, the limiting block 3 plays a good role in reinforcing the pressing structure, and meanwhile the keycap 2 can be flexibly replaced to increase market competitiveness. Through ingenious setting up stopper 3, realize that key cap 2 can be dismantled and trade and effectively prevent to press the structure and scatter, do not obviously change the condition of original button structure and realize above-mentioned effect and solve above-mentioned problem, transform with low costs easily popularization, the practicality is creative strong.

The pressing structure can adopt the conventional pressing structure design on the market, and the effect of the technical scheme can be realized, for example, a scissor foot structure is adopted.

In this embodiment, the side of going up of stopper 3 is provided with joint groove 32, the downside of key cap 2 is provided with the joint piece 21 of pegging graft in joint groove 32. The setting of stopper 3 is run through to joint groove 32, joint piece 21 passes joint groove 32, and the lower tip of this joint piece 21 is provided with the joint convex part 22 that is used for supporting tight stopper 3 downside. The key cap 2 adopts the grafting realization of joint groove 32 and joint piece 21 with the detachable construction of stopper 3, and this structure is easily dismantled and the equipment, and the inexperienced user direct operation of being convenient for, and this joint structure steadiness is reliable.

In this embodiment, the downside of key cap 2 is provided with holding recess 23, stopper 3 is located holding recess 23. The limiting block 3 is integrally embedded in the accommodating groove 23, so that the thickness of the assembled key cannot be increased, and meanwhile, obvious difference cannot be found, and the key is easy to accept by users.

In this embodiment, the base 1 is provided with a limiting groove 12, the extending portion 31 extends into the limiting groove 12, the extending portion 31 can move up and down along the limiting groove 12, and the fastening anti-release surface 11 is an inner top surface of the limiting groove 12. The base 1 is provided with a boss 13, a side face of the boss 13 is opened in the limit groove 12, and the extension portion 31 is provided with an abutting convex portion 33 for abutting against the buckling anti-falling face 11. The number of the bosses 13 is at least two, the at least two bosses 13 are arranged on the base 1, the number of the extending parts 31 is at least two, and the at least two extending parts 31 correspond to the at least two bosses 13 one by one.

The fastening anti-release surface 11 may be a bottom surface of a boss 13 protruding from the base 1, or an inner top surface of the stopper groove 12. The stopper groove 12 provides a space in which the extension 31 can move up and down. The boss 13 is provided to facilitate the opening of the limiting groove 12, and provide enough space for the extension portion 31 to move downward without changing the thickness of the key. The plurality of corresponding arrangement of the bosses 13 and the extending parts 31 facilitates the stable interactive connection of the base 1 and the limiting block 3.

In this embodiment, the pressing structure includes a scissor-type support 4, an upper end of the scissor-type support 4 is hinged to the lower side surface of the limiting block 3, and a lower end of the scissor-type support 4 is hinged to the base 1. The upper end of scissors type support 4 is provided with first articulated post 41, and the lower tip of scissors type support 4 is provided with the articulated post 42 of second, the downside of stopper 3 is provided with the first interlock groove 34 that is used for the first articulated post 41 of joint, base 1 is provided with the second interlock groove 14 that is used for the articulated post 42 of joint second. Base 1 is equipped with elasticity piece 5 that resets, and this elasticity resets 5's downside butt base 1, and this elasticity resets 5's the downside of going up side butt stopper 3.

Scissor type support 4 presses the structure with conventional scissors foot on the market similar, and this scissor type support 4 cooperation elasticity resets 5 and accomplishes the action of pressing the input and shifting up to reset, and the structure is easily assembled, and the steadiness reliability is strong.

Fig. 7 to 8 show a second embodiment of the present invention, which is different from the first embodiment in that: the boss 13 protrudes from the upper side face of the base 1, the protruding height is high, and an avoiding communicating hole position is formed in the bottom face of the base 1. The structural change of the base 1 is improved along with the requirement of the keys, and the adaptability is strong.

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. Removable thin and light type button of anti-drop that trades, include base (1) and install in pressing down the structure and connecting the key cap (2) of pressing down the structure in base (1), its characterized in that: be provided with stopper (3) between pressing structure and key cap (2), key cap (2) are connected for dismantling with stopper (3), press the structure to be connected with stopper (3) downside, the downside of stopper (3) is provided with convex extension (31), and base (1) is provided with lock joint anticreep face (11) that are used for butt extension (31), when extension (31) shifts up and resets, lock joint anticreep face (11) and extension (31) contact.

2. The removable anti-drop thin and light key of claim 1, wherein: the side of going up of stopper (3) is provided with joint groove (32), the downside of key cap (2) is provided with joint piece (21) that are used for grafting joint groove (32).

3. The removable anti-drop thin and light key of claim 2, wherein: the joint groove (32) runs through the setting of stopper (3), joint piece (21) pass joint groove (32), and the lower tip of this joint piece (21) is provided with joint convex part (22) that are used for supporting tight stopper (3) downside.

4. The removable anti-drop thin and light key of claim 1, wherein: the lower side surface of the keycap (2) is provided with an accommodating groove (23), and the limiting block (3) is located in the accommodating groove (23).

5. The removable anti-drop thin and light key of claim 1, wherein: the base (1) is provided with a limiting groove (12), the extending part (31) extends into the limiting groove (12), the extending part (31) can move up and down along the limiting groove (12), and the buckling anti-release surface (11) is the inner top surface of the limiting groove (12).

6. The removable anti-drop thin and light key of claim 5, wherein: base (1) is provided with boss (13), a side of boss (13) is seted up in spacing groove (12), extension (31) are provided with butt convex part (33) that are used for butt joint buckle anticreep face (11).

7. The removable anti-drop thin and light key of claim 6, wherein: the number of the bosses (13) is at least two, the at least two bosses (13) are arranged on the base (1), the number of the extending parts (31) is at least two, and the at least two extending parts (31) correspond to the at least two bosses (13) one to one.

8. The removable anti-drop thin and light key of claim 1, wherein: the pressing structure comprises a scissor-type support (4), the upper end of the scissor-type support (4) is hinged to the lower side face of the limiting block (3), and the lower end of the scissor-type support (4) is hinged to the base (1).

9. The removable anti-drop thin and light key of claim 8, wherein: the upper end of scissors type support (4) is provided with first articulated post (41), and the lower tip of scissors type support (4) is provided with second articulated post (42), the downside of stopper (3) is provided with first interlock groove (34) that are used for first articulated post (41) of joint, base (1) is provided with second interlock groove (14) that are used for joint second articulated post (42).

10. The removable anti-drop thin and light key of claim 8, wherein: elasticity piece (5) that resets have been installed in base (1), and the downside butt base (1) of this elasticity piece (5) that resets, the downside of the last side butt stopper (3) of this elasticity piece (5) that resets.