CN214588542U

CN214588542U - Key structure and electronic equipment

Info

Publication number: CN214588542U
Application number: CN202120721805.0U
Authority: CN
Inventors: 郭亮
Original assignee: Guangdong Genius Technology Co Ltd
Current assignee: Guangdong Genius Technology Co Ltd
Priority date: 2021-04-09
Filing date: 2021-04-09
Publication date: 2021-11-02
Anticipated expiration: 2031-04-09

Abstract

The application provides a key structure and an electronic device. The key structure comprises a key body, a key rod and a key support; the key support comprises a concave part for arranging the key body; the concave part is provided with a first side surface and a second side surface which are oppositely arranged, the first side surface is higher than the second side surface, the tops of the first side surface and the second side surface extend outwards, and a first buckle and a second buckle which are used for being clamped to an external shell clamping groove are formed. The application provides an electronic equipment includes casing and above-mentioned button structure, and the casing internal surface is provided with the draw-in groove, and the key-press support card is established to the draw-in groove. The button structure is arranged on the side surface of the shell. The key structure can be arranged close to the corner of the shell or on a chamfer or a fillet of the corner, and the clamping grooves are respectively arranged on two side faces of the corner at the moment. The application provides a button structure can set up in a flexible way in various positions of electronic equipment casing, and the electronic equipment casing that this application provided can design more freely.

Description

Key structure and electronic equipment

Technical Field

The application relates to the technical field of electronic equipment, in particular to a key structure and electronic equipment.

Background

With the rapid development of science and technology, electronic devices, such as smart phones, tablet computers, smart watches, etc., have become an indispensable part of people's lives. Although most functions of many electronic devices can be realized through the touch screen, the physical keys have the characteristics of permanent setting, fixed position, better touch and operation feedback and the like, and cannot be completely replaced. Especially, in wearable intelligent devices which are more and more popular in recent years, the physical keys are still one of the standard matching functions.

The keys are typically secured to the housing of the electronic device. The utility model discloses a utility model patent that publication number is CN209216845U provides a button structure and electronic equipment, has seted up the through-hole on the casing, has seted up flutedly on the casing around the through-hole, and the button structure includes button body, key-press pole and key-press support, and the button body sets up on key-press support, and key-press support sets up inside the casing. The key rod is arranged in a groove formed in the shell and enters the shell through a through hole formed in the shell, and the key body arranged on the key support forms a key assembly. The both sides of key-press support are provided with the same side of height, and the side top is provided with inward buckle for establish the draw-in groove on the casing with key-press support card.

The technical scheme also has the following defects:

1. the distance between the buckle arranged on the key support and the bottom of the key support is the same, so that the corresponding clamping grooves on the electronic equipment shell are required to be correspondingly arranged on the same plane, and the arrangement flexibility is lower;

2. the buckle arranged on the key support faces the inside of the key support, so that the corresponding clamping groove on the shell is required to be arranged within the width of the key support and is required to avoid interference with the key rod, so that the key support is required to have larger width, not only occupies larger space, but also has incompact structure and smaller rigidity;

3. due to the defects, the electronic equipment applying the key structure is restricted by the key structure in key arrangement and appearance design and cannot be freely played.

Disclosure of Invention

To solve the above problems in the prior art, the present application provides a key structure that is compact and can be flexibly arranged, and an electronic device that employs the above key structure, can more freely arrange key positions and perform shape design.

The key structure comprises a key assembly and a key support, wherein the key assembly comprises a key body and a key rod, and the key support comprises a concave part for arranging the key body; the depressed part has relative first side and the second side that sets up, first side is higher than the second side, just first side top towards deviating from the direction of second side extends and forms the first buckle that is used for the card to establish to outside casing draw-in groove, second side top towards deviating from the direction of first side extends and forms the second buckle that is used for the card to establish to outside casing draw-in groove.

The bottom surface of the depressed part is used for arranging the key body and bearing the pressure during key operation, and is an essential part. The outer surfaces of the first side surface and the second side surface which are oppositely arranged can be used as positioning surfaces of the key support in corresponding directions, and meanwhile, the bending between the first side surface and the bottom surface of the concave part and the bending between the second side surface and the bottom surface of the concave part can enhance the structural rigidity and the strength of the key support, so that the key support can be made of thinner materials. The buckles arranged at the tops of the first side surface and the second side surface are used for being clamped to the clamping grooves on the shell, and meanwhile, the flanging structure of the buckle can also increase the local structural rigidity. The outwardly extending buckles do not occupy the space above the key body and near the key rod any more, so that the key structure is more compact and easier to arrange; meanwhile, the rigidity of the structure is further increased after the span of the bottom surface of the concave part is reduced. The opening between the first side surface and the second side surface can be used for setting other functions of the key structure, for example, the opening can be provided with structures such as a spring sheet for helping the key rod to reset and protecting the key body from being excessively extruded, and the opening can also be used for wiring the key body. The first side surface and the second side surface are designed to have different heights, so that the arrangement of the keys can be more flexible.

Preferably, the first side surface and the second side surface are planar and are arranged in parallel. The first side surface and the second side surface can be arranged into cylindrical surfaces coaxial with the key rod or cambered surfaces extending outwards according to structural requirements, but in most occasions, the requirement can be met by arranging the first side surface and the second side surface into planes, and meanwhile, the processing and the manufacturing are convenient.

Preferably, the bottom surface of the recess is planar, and the first buckle and the second buckle are arranged in parallel to the bottom surface of the recess. The simplest design is possible without special constructional arrangements.

The electronic equipment comprises a shell and the key structure, wherein a first clamping groove used for clamping the first buckle and a second clamping groove used for clamping the second buckle are formed in the inner surface of the shell; the position and the size of the first buckle are matched with those of the first clamping groove, and the position and the size of the second buckle are matched with those of the second clamping groove; the key support is clamped to the shell through the first buckle, the second buckle, the first clamping groove and the second clamping groove.

Because the key support that this application provided can set up in a flexible way, consequently can be according to the specific shape and the structure of casing, confirm the position of first draw-in groove and second draw-in groove in advance, then according to the first buckle and the second buckle of the position design key support of first draw-in groove and second draw-in groove, make the arrangement of button and the design of casing more free.

Preferably, the housing is flat, and the key structure is disposed on a side surface of the housing. Electronic equipment used in daily life, especially various intelligent terminals which are more and more popular, is generally provided with a large-size screen on the front surface, and is used for placing on the back surface, and is generally not suitable for arranging keys. It is common to arrange the keys on the sides. Some electronic devices, such as smart bracelets, smart watches, smart glasses, etc., may be shaped in various ways for novelty and beauty, or for special effects. The side surfaces in this case are to be understood in a broad sense and may be surfaces of various orientations of the electronic device. Meanwhile, the shape of the side face can be various, and the key structure which can be flexibly arranged and is provided by the application is more needed.

Preferably, the side surface of the housing has at least one corner, the key structure is disposed at the corner, and the first engaging groove and the second engaging groove are respectively disposed on the inner surfaces of two side surfaces of the corner. The electronic equipment shell has the advantages that the keys can be easily arranged at the corners of the electronic equipment shell, and the keys can be arranged at the corners as long as the clamping grooves are freely arranged on the inner surfaces of the two side surfaces of the corners. Locating the keys at the corners may allow the user to locate the keys more quickly.

Preferably, the first card slot and the second card slot are arranged in parallel with each other. The clamping grooves and the buckles which are arranged in parallel can facilitate the installation of the key support.

Preferably, the corner has a chamfer or a fillet, and the key structure is arranged on the chamfer or the fillet. Set up the button on chamfer or fillet, can make the head of key pole or set up and more obviously bulge from the casing at the key cap of key pole upper end, can make the button operate more easily, and the button structure of this application can adapt to the chamfer and the fillet of different shapes well, utilizes the space in bight better.

Preferably, the axis of the key lever and a normal to the housing at the position where the key structure is disposed form an acute angle. In general, the key lever needs to be disposed perpendicular to the surface of the housing to make the arrangement of the key holder simple. However, due to the special shape or functional requirements, the key rod is not perpendicular to the surface of the shell, but is arranged along other directions, and the arrangement of the key support is still simpler by adopting the key structure of the application.

Preferably, the first buckle is clamped to the first clamping groove to form interference fit, the second buckle is clamped to the second clamping groove to form interference fit, and the material hardness of the shell is smaller than that of the key support. When the buckle is clamped to the clamping groove on the shell, various schemes can be selected, but the structure can be simplified to the maximum by utilizing interference fit in size and hardness fit of materials. The shell made of the material with low hardness is adopted, so that the key support can be conveniently clamped in the clamping groove.

The technical effects of this application lie in:

1. the first side face and the second side face are arranged to be different in height, so that the key structure can be flexibly arranged on a shell of the electronic equipment;

2. the outward extending buckle enables the key structure to be smaller in size, compact in structure, better in rigidity and strength, small in design and more convenient to mount;

3. the key support can be made of thinner materials, so that the space is further saved and the cost is reduced;

4. when the key structure is arranged at the corner position of the shell, the corner space can be better utilized;

5. the key support adopts simple bending and flanging design, is convenient to process and has simple production mold;

6. the electronic equipment adopting the key structure provided by the application has greater freedom degree in the design of the appearance and the shell structure and the arrangement of the key positions; the key can be arranged at the corner of the side face of the shell, and can be directly arranged on a chamfer or a fillet of the corner, and meanwhile, the direction setting of the key rod is not influenced.

Drawings

The present application will now be described in further detail with reference to the accompanying drawings and detailed description:

FIG. 1 is a schematic view of a key structure according to the first embodiment (springs are not shown);

FIG. 2 is a schematic view of a key holder according to the first embodiment;

FIG. 3 is a schematic view of the constituent parts of the second embodiment (only a part of the housing is shown);

FIG. 4 is a schematic view of the housing of the second embodiment (only a portion of the housing is shown);

FIG. 5 is a schematic view showing an assembled state of the second embodiment (the spring is not shown, only a part of the housing is shown);

description of reference numerals:

1. the key comprises a key support, 2 a key body, 3 a key rod, 4 a key cap, 5 an elastic sheet, 6 a clamping ring, 7 a spring, 8 a shell, 101 a recessed part bottom surface, 102 a first side surface, 103 a second side surface, 104 a first buckle, 105 a second buckle, 106 an elastic sheet mounting seat, 107 a positioning boss, 801 a through hole, 802 a first clamping groove and 803 a second clamping groove.

Detailed Description

In order to more clearly illustrate the technical solutions in the present application or the prior art, the following will describe the embodiments of the present application with reference to the accompanying drawings. For the sake of simplicity, the drawings only schematically show the parts relevant to the present application, and they do not represent the actual structure of the product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled. In this document, "one" means not only "only one" but also a case of "more than one".

It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items. In this document, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

The first embodiment is as follows: a key structure.

As shown in fig. 1, the key structure of this embodiment includes a key assembly and a key support 1, where the key assembly includes a key body 2, a key rod 3, a key cap 4, a spring sheet 5, a collar 6, and a spring 7 (not shown in fig. 1). The key cap 4 is connected to the key rod 3 for facilitating the operation of the keys by the user; the collar 6 is used to constrain the key lever 3 to the outer casing; the spring 7 is used for resetting the key rod, and the elastic sheet 5 is used for improving key feedback and assisting the key rod 3 to reset.

As shown in fig. 2, the key holder 1 includes a bottom surface 101 of a recess, a first side surface 102, and a second side surface 103, wherein the first side surface 102 and the second side surface 103 are disposed opposite to each other, and the bottom surface 101 of the recess forms a recess for disposing the key body 2. The first side 102 is higher than the second side 103. The top of the first side surface 102 extends in a direction away from the second side surface 103 to form a first buckle 104 for being clamped to the external housing slot, and the top of the second side surface 103 extends in a direction away from the first side surface 102 to form a second buckle 105 for being clamped to the external housing slot. The bottom surface 101, the first side surface 102 and the second side surface 103 of the concave portion are all flat surfaces, the first side surface 102 and the second side surface 103 are arranged in parallel, and the first buckle 104 and the second buckle 105 are arranged in parallel to the bottom surface 101 of the concave portion.

The key support 1 is further provided with a

spring mounting seat

106 and 2 diagonally arranged positioning bosses 107, wherein the spring mounting seat 106 is used for mounting the spring 5, and the positioning bosses 107 are used for positioning the key body 2.

The outer surfaces of the first side surface 102 and the second side surface 103 can be used for positioning the key holder 1 in one direction, and the first buckle 104 and the second buckle 105 are clamped in the clamping groove of the outer shell, so that the key holder 1 can be accurately positioned. And then the key body 2 can be accurately positioned through the positioning boss 107 arranged on the bottom surface 101 of the depressed part, so that the function of the key assembly is ensured. The elastic sheet mounting seat 106 arranged on one side of the bottom surface 101 of the depressed part fully utilizes the space around the key support 1 and is used for arranging the elastic sheet 5; the openings on the key holder 1 and on the opposite side of the spring sheet mounting seat 106 can be used for wiring of the key body 2.

The embodiment has compact structure and high space utilization rate. For a key body 2 with a width of 4mm, the width of the key holder 1 including the first buckle 104 and the second buckle 105 only needs 6.7mm, and the width of the key holder 1 not including the first buckle 104 and the second buckle 105 only needs 5.2mm, whereas the technical solutions cited in the prior art part of this specification need a key holder with a width of about 8.6mm to achieve the same function.

Example two: an electronic device is provided.

The present embodiment is an electronic device including the key structure of the first embodiment, as shown in fig. 3 (the casing is only partially shown), the electronic device includes a casing 8, a key holder 1, a key body 2, a key rod 3, a key cap 4, a spring 5, a collar 6, and a spring 7.

As shown in fig. 4 (only a part of the housing is shown), the housing 8 is provided with a through hole 801, a first card slot 802 for clamping the first buckle 104, and a second card slot 803 for clamping the second buckle 105. The shell 8 is flat, and the key structure is arranged on the side surface of the shell 8. Fig. 4 shows a corner portion of the side of the housing 8, said corner having an irregular chamfer-like structure. The first card slot 802 and the second card slot 803 are respectively provided on the inner surface above and on the inner surface on the right side of the housing 8, and the first card slot 802 and the second card slot 803 are provided in parallel with each other.

As shown in fig. 5, the key structure is assembled to the housing 8 to form a compact structure, the direction of the key lever 3 is arranged parallel to the right side surface of the housing 8 to form a unique shape, and the key cap 4 is away from the housing 8, so that the user's operation feeling is good.

The material of the shell 8 adopts glass fiber reinforced polycarbonate (PC + GF) to provide enough strength; the key support 1 is made of stainless steel sheets, the first buckle 104 is clamped to the first clamping groove 802 to form interference fit, the second buckle 105 is clamped to the second clamping groove 803 to form interference fit, and meanwhile, the hardness of the key support 1 is higher than that of the shell 8, so that the buckles can be conveniently clamped into the clamping grooves.

The key structure of the embodiment can also be arranged at the position of the shell 8 close to the corner; or when the housing 8 comprises corners without chamfers or rounded corners, such as right-angled corners, the key structure may also be arranged in close proximity to the corners; when the housing 8 comprises corners with rounded corners, the key structure may also be arranged on rounded corners. The direction of the key lever 3 may not be perpendicular to the surface of the case 8 but form an acute angle with the normal to the case 8, so that the direction of the key lever 3 can be set relatively freely. When the side surface of the case 8 has an arc surface, the key lever 3 is normally disposed perpendicular to the surface of the case 8. However, when the key structure of the present embodiment is applied, the key structure can be set to other directions to realize a novel shape or function.

The electronic device of the embodiment may be various intelligent terminals, for example, a smart watch. The appearance design of intelligence wrist-watch is very abundant, and inner space is very limited simultaneously, is fit for using the button structure of this application.

The foregoing is only a preferred embodiment of the present application and the technical principles employed, and various obvious changes, rearrangements and substitutions may be made without departing from the spirit of the application. Other advantages and effects of the present application will be readily apparent to those skilled in the art from the disclosure herein. The present application is capable of other and different embodiments and its several details are capable of modifications and variations in various respects, all without departing from the spirit of the present application. The features in the above embodiments and embodiments may be combined with each other without conflict. For example, the first side surface and the second side surface can also be bent towards the other side of the side where the key body is located, and the key support is provided with the positioning bulge, so that the positioning of the key body can still be ensured; the first side face and the second side face can be bent towards different directions, more side faces can be included, and the size of the side faces is reduced; in summary, the present application is generally conceived to enable a key holder to be flexibly designed and arranged according to a specific structure and arrangement of a housing and a housing, so that the shape and structural design of the housing of an electronic device and the arrangement position of a key on the housing can be less restricted, and a designer can more freely exert his creativity.

Claims

1. A key structure, includes button subassembly and key-press support, its characterized in that:

the key assembly comprises a key body and a key rod, and the key support comprises a concave part for arranging the key body;

the depressed part has relative first side and the second side that sets up, first side is higher than the second side, just first side top towards deviating from the direction of second side extends and forms the first buckle that is used for the card to establish to outside casing draw-in groove, second side top towards deviating from the direction of first side extends and forms the second buckle that is used for the card to establish to outside casing draw-in groove.

2. The key structure according to claim 1, wherein:

the first side face and the second side face are planar and are arranged in parallel.

3. The key structure according to claim 2, wherein:

the bottom surface of depressed part is planar, first buckle with the second buckle is on a parallel with the bottom surface setting of depressed part.

4. An electronic device comprising a housing, characterized in that:

the key structure comprises the key structure as claimed in any one of claims 1 to 3, wherein a first clamping groove for clamping the first buckle and a second clamping groove for clamping the second buckle are arranged on the inner surface of the shell.

5. The electronic device of claim 4, wherein:

the shell is flat, and the key structure is arranged on the side face of the shell.

6. The electronic device of claim 5, wherein:

the side surface of the shell is provided with at least one corner, the key structure is arranged at the corner position, and the first clamping groove and the second clamping groove are respectively arranged on the inner surfaces of two side surfaces of the corner.

7. The electronic device of claim 6, wherein:

the first clamping groove and the second clamping groove are arranged in parallel.

8. The electronic device of claim 7, wherein:

the corner has chamfer or fillet, the button structure sets up on chamfer or fillet.

9. The electronic device of claim 5, wherein:

the axis of the key rod and the normal of the shell at the position where the key structure is arranged form an acute angle.

10. The electronic device of any of claims 4-9, wherein:

the first buckle is clamped to the first clamping groove to form interference fit, the second buckle is clamped to the second clamping groove to form interference fit, and the material hardness of the shell is smaller than that of the key support.