CN212322874U

CN212322874U - Key structure and electronic equipment

Info

Publication number: CN212322874U
Application number: CN202021059731.0U
Authority: CN
Inventors: 郑宗毛
Original assignee: Vivo Mobile Communication Co Ltd
Current assignee: Vivo Mobile Communication Co Ltd
Priority date: 2020-06-10
Filing date: 2020-06-10
Publication date: 2021-01-08
Anticipated expiration: 2030-06-10

Abstract

The application discloses button structure and electronic equipment belongs to electronic equipment technical field. The button structure is through setting up rotatory rocker between button and shell fragment, and the first end rotatable coupling of rotatory rocker is in the center, and the button is portable to be set up in the through-hole of center, and the user is when pressing the button, and the button can promote rotatory rocker activity, and rotatory rocker activity can promote the shell fragment activity to the realization is pressed the corresponding function of button. The embodiment of the application transmits the push force of the key to the elastic sheet through the rotary rocker, and even if an eccentric problem exists between the key and the elastic sheet, the function to be achieved and the hand feeling of the key pressing cannot be influenced, the problem of eccentricity of the key is solved, the sensitivity of the key is improved, and the user experience is improved.

Description

Key structure and electronic equipment

Technical Field

The application belongs to the technical field of communication, and particularly relates to a key structure and electronic equipment.

Background

With the extreme pursuit of the use experience, the requirements of users on the performance and the appearance of electronic devices such as smart phones and tablet computers are higher and higher. Larger screen occupation ratios and extremely thin thicknesses are also gradually becoming a trend in electronic devices.

Currently, in order to facilitate the use and operation of users, side keys are disposed on the side of the electronic device. Referring to fig. 1, a schematic cross-sectional view of a key structure in the prior art is shown, and as shown in fig. 1, the key structure includes a screen module 101, a middle frame 102, keys 103, and side key elastic pieces 104, a front surface of the middle frame 102 is adhered to the screen module 101, the side key elastic pieces 104 are fixed in the middle frame 102 and are arranged close to a circuit board in an electronic device, a side edge of the middle frame 102 is open, and the keys 103 are arranged from the opening toward the side key elastic pieces 104. By pressing the key 103, the user pushes the side key dome 104 to contact the circuit board, so as to achieve the purpose of conducting the circuit.

However, the larger screen ratio and the extremely thin thickness result in the electronic device having a narrower side of the middle frame 102 and more limited locations where the keys 103 can be mounted. And because the adjustable space of the position of the side key elastic sheet 104 is limited, the problem of eccentricity exists between the key 103 and the side key elastic sheet 104, the use hand feeling of the key 103 is affected, and even the situation that the key function cannot be used may exist.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application aims to provide a key structure and electronic equipment, which can solve the problem of key eccentricity.

In order to solve the technical problem, the present application is implemented as follows:

in a first aspect, an embodiment of the present application provides a key structure, including: the middle frame, the keys, the rotary rocking bars and the elastic pieces; wherein,

the middle frame is provided with a through hole, the key is movably arranged in the through hole, the elastic sheet is arranged in the middle frame, the first end of the rotary rocker is rotatably connected with the middle frame, the second end of the rotary rocker comprises a first side face and a second side face which are opposite, the first side face is opposite to the key, and the second side face is opposite to the elastic sheet.

In a second aspect, an embodiment of the present application provides an electronic device, which includes the above key structure.

The embodiment of the application has the following advantages:

in this application embodiment, through set up rotatory rocker between button and shell fragment, the first side of rotatory rocker is relative with the button, and the second side of rotatory rocker is relative with the shell fragment, and the shell fragment sets up in the center, and the through-hole has been seted up to the center, and the button is movably to be set up in the through-hole, and the user is when pressing the button, and the button can promote rotatory rocker to rotate, and rotatory rocker rotates and can promote the shell fragment activity to the realization is pressed the corresponding function of button. The embodiment of the application transmits the push force of the key to the elastic sheet through the rotary rocker, and even if an eccentric problem exists between the key and the elastic sheet, the function to be achieved and the hand feeling of the key pressing cannot be influenced, the problem of eccentricity of the key is solved, the sensitivity of the key is improved, and the user experience is improved.

Drawings

FIG. 1 is a schematic cross-sectional view of a prior art key structure;

fig. 2 is a first schematic structural diagram of a key structure according to an embodiment of the present application;

fig. 3 is a schematic structural diagram of a key structure according to an embodiment of the present application;

FIG. 4 is an exploded view of a key structure according to an embodiment of the present application;

FIG. 5 is a schematic cross-sectional view of a key structure according to an embodiment of the present application;

FIG. 6 is a schematic structural diagram of a rotary rocker in a key structure according to an embodiment of the present disclosure;

fig. 7 is a schematic longitudinal sectional view of a key structure according to an embodiment of the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that embodiments of the application may be practiced in sequences other than those illustrated or described herein, and that the terms "first," "second," and the like are generally used herein in a generic sense and do not limit the number of terms, e.g., the first term can be one or more than one. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.

The following describes the key structure provided in the embodiments of the present application in detail through specific embodiments and application scenarios thereof with reference to the accompanying drawings.

The embodiment of the application provides a key structure for solving the eccentric problem existing between keys and elastic pieces in the existing electronic equipment such as mobile phones and tablet computers. Referring to fig. 2, a first structural schematic diagram of a key structure in the embodiment of the present application is shown, referring to fig. 3, a second structural schematic diagram of a key structure in the embodiment of the present application is shown, referring to fig. 4, an exploded structural diagram of a key structure in the embodiment of the present application is shown, and as shown in fig. 2 to fig. 4, the key structure may specifically include: the middle frame 202 is provided with a through hole 2021, the key 203 is movably arranged in the through hole 2021, the elastic sheet 204 is arranged in the middle frame 202, a first end of the rotary rocker 205 is rotatably connected with the middle frame 202, a second end of the rotary rocker 205 comprises a first side surface and a second side surface which are opposite, the first side surface is opposite to the key 203, and the second side surface is opposite to the elastic sheet 204.

In practical applications, the key 203 is movably disposed on a side surface of the middle frame 202, and can be used as a side key of an electronic device, and the elastic piece 204 is movably connected in the middle frame 202; the rotary rocker 205 is arranged between the key 203 and the spring 204 and is rotatably connected in the middle frame 202.

In the embodiment of the present application, the rotation rocker 205 is disposed between the key 203 and the elastic sheet 204, and the rotation rocker 205 is rotatably connected to the inner frame 202, so that the rotation rocker 205 can move between the key 203 and the elastic sheet 204. Since the key 203 is movably disposed in the through hole 2021, when the user presses the key 203, the key 203 pushes the rotary rocker 205 to move; since the elastic sheet 204 is movably connected in the middle frame 202, the rotation of the rocker 205 pushes the elastic sheet 204 to move, and the movement of the elastic sheet 204 can realize the corresponding function of pressing the key 203. Therefore, the key structure provided by the embodiment of the application transfers the pushing force of the key 203 to the elastic sheet 204 by rotating the rocker 205, and even if an eccentric problem exists between the key 203 and the elastic sheet 204, the corresponding function of pressing the key 203 and the hand feeling of pressing the key 203 are not affected, so that the problem of eccentricity of the key 203 caused by the thinner side surface of the middle frame 202 is solved, the sensitivity of the key 203 is improved, and the user experience is improved.

Referring to fig. 5, which shows a schematic cross-sectional view of a key structure according to an embodiment of the present application, compared with fig. 1, a rotary rocker 205 is disposed between the key 203 and the elastic sheet 204 in fig. 5, a first side surface of the rotary rocker 205 abuts against the key 203, and a second side surface of the rotary rocker 205 abuts against the elastic sheet 204, even if the key 203 and the elastic sheet 204 have the misalignment problem shown in fig. 1, the rotary rocker 205 can still transmit a pushing force for pressing the key 203 to the elastic sheet 204, so that an effect of pushing the elastic sheet 204 by pressing the key 203 is achieved, and a pressing hand feeling is increased.

In practical applications, in order to implement a corresponding function of pressing the key 203, the key structure provided in the embodiment of the present application further includes a circuit board, the circuit board is disposed in the electronic device, for example, the circuit board is fixed in the middle frame 202 and is opposite to the elastic sheet 204, the pressing of the key 203 pushes the elastic sheet 204, because the elastic sheet 204 is movably connected in the middle frame 202, the elastic sheet 204 contacts with the circuit board to trigger the circuit board to implement the corresponding function, for example, change the volume of a speaker in the electronic device or turn on or turn off the electronic device, and the embodiment of the present application does not limit the specific function.

In practical applications, the elastic sheet 204 needs to have a certain elasticity, so that the elastic sheet 204 can move in the middle frame 202, when the key 203 is pressed, the elastic sheet 204 can contact the circuit board, when the key 203 is released, the elastic sheet 204 can generate a resilience force, so that the elastic sheet 204 can be disconnected from the circuit board, and the rotary rocker 205 is pushed back, so that the key 203 is reset. In the embodiment of the present application, the first end of the elastic sheet 204 is fixed on the middle frame 202, the second end of the elastic sheet 204 is opposite to the circuit board, and the first end of the elastic sheet 204 can be shaped like a dome, so that the elastic sheet 204 can move when the elastic sheet 204 is pressed or loosened.

Alternatively, the spring 204 may be a spring reed. In practical application, the elastic spring plate not only has certain elasticity, but also is convenient to process. In addition, the first end of the elastic sheet 204 can be fixed on the middle frame 202 by gluing or welding.

In the embodiment of the present application, the first end of the rotary rocker 205 is rotatably connected to the inside of the middle frame 202, the second end of the rotary rocker 205 is a free end, the second end of the rotary rocker 205 is located between the key 203 and the elastic sheet 204, the second end of the rotary rocker 205 can be located between the key 203 and the elastic sheet 204, so that when the key 203 is pressed, the key 203 can push the second end of the rotary rocker 205 and drive the rotary rocker 205 to rotate, the rotary rocker 205 rotates to push the elastic sheet 204 to move, and the elastic sheet 204 is contacted with the circuit board to realize the corresponding function of pressing the key 203. When the key 203 is released, the elastic sheet 204 rebounds and pushes the second end of the rotary rocker 205 to rotate, and the rotary rocker 205 rotates to push the key 203 back to reset, so that the whole operation of pressing the key 203 is completed.

In practical applications, the first end of the rotary rocker 205 is rotatably connected to the inside of the middle frame 202 in various structural forms, in this embodiment, the key structure further includes a rotating shaft 206, the rotating shaft 206 is fixedly connected to the middle frame 202, the first end of the rotary rocker 205 is provided with a rotating hole 2051, the rotating hole 2051 is sleeved on the rotating shaft 206 and rotatably connected to the rotating shaft 206, so that the whole rotary rocker 205 can rotate relative to the rotating shaft 206, and the rotary rocker 205 is rotatably connected to the inside of the middle frame 202.

In practical applications, the specific structural form of the rotary rocker 205 may also be multiple, and referring to fig. 6, a schematic structural view of the rotary rocker in a key structure according to an embodiment of the present application is shown, as shown in fig. 6, a first end of the rotary rocker 205 is a circular ring structure, a rotary hole 2051 is disposed inside the circular ring structure, a second end of the rotary rocker 205 is a plate-shaped structure, a first side surface of the plate-shaped structure is opposite to the key 203, and a second side surface of the plate-shaped structure opposite to the first side surface is opposite to the elastic sheet 204. The circular ring structure and the plate-shaped structure are connected into an integral structure, and the joint of the circular ring structure and the plate-shaped structure is in smooth transition, so that stress concentration at the joint of the circular ring structure and the plate-shaped structure is avoided, and the strength of the rotary rocker 205 is improved. Specifically, the thickness of the plate-shaped structure may be determined according to the actual size of the middle frame 202, and any thickness that can achieve the corresponding function of the present application falls within the scope of the embodiments of the present application.

Referring to fig. 7, which is a schematic longitudinal sectional view illustrating a key structure according to an embodiment of the present disclosure, as shown in fig. 7, an axial length of the rotating shaft 206 is greater than an axial length of the rotating hole 2051, so that the rotating rocker 205 can freely rotate relative to the rotating shaft 206, the rotating rocker 205 is prevented from being stuck, and the sensitivity of pressing the key 203 is improved.

In the embodiment of the present application, the rotating shaft 206 includes a limiting member 2061 disposed at an end, the rotating hole 2051 is sleeved on the rotating shaft 206, the limiting member 2061 is disposed outside the rotating hole 2051 and is used for stopping the rotating rocker 205 from coming off from the rotating shaft 206, so as to prevent the rotating rocker 205 from affecting the use function of the key 203 due to coming off in the use process.

In practical applications, the retaining member 2061 may have various structural forms, for example, the retaining member 2061 may be a boss protruding toward the axis perpendicular to the rotating shaft 206 and disposed at the second end of the rotating shaft 206, or may be a retaining screw, and the second end of the rotating shaft 206 is provided with a threaded hole, and the retaining screw is installed in the threaded hole to fix the retaining screw at the second end of the rotating shaft 206. In addition, the installation or removal of the rotary rocker 205 is facilitated by the use of a setscrew.

In practical applications, the fixing manner of the rotating shaft 206 on the middle frame 202 may be various, for example, gluing or welding, and the embodiment of the present application is not limited to a specific fixing manner of the rotating shaft 206.

In practical applications, the material of the rotary rocker 205 and the rotary shaft 206 may be metal, or may be plastic, such as PVC (polyvinyl chloride), etc., wherein PVC has good mechanical properties and flexibility, is easy to form, is not brittle, is non-toxic and pollution-free, and is suitable for long-term use.

In the embodiment of the present application, a through hole 2021 may be disposed at a side of the middle frame 202, and the key 203 is movably disposed in the through hole 2021, so that the key 203 may enter the inside of the middle frame 202 from the through hole 2021 and contact with the rotation rocker 205 in the middle frame 202.

In practical applications, the key 203 may be movably disposed in the through hole 2021 in various structural forms, and in this embodiment, the key structure further includes: a key retainer 207, the key 203 further comprising: the key hanging table 208 is fixed in the middle frame 202, the key hanging table 208 penetrates through the through hole 2021 and is clamped in the key hanging table 207, and the key hanging table 208 has a moving margin relative to the key hanging table 207; the key hanging table 208 is fixedly connected with the key 203. Because the key hanging table 208 has a movement margin relative to the key retainer ring 207, the key hanging table 208 can drive the keys 203 to move together when moving in the key retainer ring 207, thereby being convenient for pressing the keys 203.

In practical application, the key ring 207 is provided with the card interface 2071, the first end of the key hanging table 208 can pass through the card interface 2071, and enter the accommodating cavity 2072 of the key ring 207, and the first end of the key hanging table 208 is greater than the interval of the card interface 2071 along the size of the interval direction of the card interface 2071, a groove 2081 is arranged between the first end and the second end of the key hanging table 208, the card interface 2071 is clamped into the groove 2081, so that the key hanging table 208 is clamped in the accommodating cavity 2072 and cannot be separated from the accommodating cavity 2072, in addition, the volume of the first end of the key hanging table 208 is smaller than the volume of the accommodating cavity 2072, so that the key hanging table 208 has enough movement allowance in the accommodating cavity 2072 of the key ring 207, and the key 203 is ensured to have enough movement range to contact with the rotary rocker 205.

In this embodiment of the application, the key 203 further includes: the key cap 209 is connected with the key hanging table 208 and the key 203 so as to achieve the purpose of connecting the key hanging table 208 with the key 203, and the key cap 209 can also shield the through hole 2021, so that the appearance of the electronic equipment is improved, and the pressing hand feeling is enhanced. Specifically, the second end of the key hanging table 208 is connected to the key cap 209.

In practical application, the number of the keys 203 can be set according to actual needs, as shown in fig. 2, there are two keys 203, and the key caps 209 can be respectively set for adjacent keys, or one key cap 209 can be shared, so as to improve the compactness of the structure.

In practical application, the middle frame 202 needs to be connected with the screen module 201 of the electronic device, the middle frame 202 and the screen module 201 can be glued and connected to form a middle frame screen assembly, then the elastic sheet 204 is fixed in the middle frame 202, then the rotary rocker 205 is installed on the rotary shaft 206 through the limiting screw, the key hanging table 208 and the keys 203 are inserted into the middle frame 202 through the through holes 2021, and finally the key hanging table 208 is hung through the key clamping rings 207 to complete installation of the key structure.

In summary, the key structure of the embodiment of the present application at least includes the following advantages:

the utility model provides a button structure, through set up rotatory rocker between button and shell fragment, the first side of rotatory rocker is relative with the button, the second side of rotatory rocker is relative with the shell fragment, the shell fragment sets up in the center, the through-hole has been seted up to the center, the button is movably to be set up in the through-hole, the user is when pressing the button, the button can promote rotatory rocker to rotate, the activity of rotatory rocker can promote the shell fragment activity to realize pressing the corresponding function of button. The embodiment of the application transmits the push force of the key to the elastic sheet through the rotary rocker, and even if an eccentric problem exists between the key and the elastic sheet, the function to be achieved and the hand feeling of the key pressing cannot be influenced, the problem of eccentricity of the key is solved, the sensitivity of the key is improved, and the user experience is improved.

The embodiment of the application also provides electronic equipment which specifically comprises the key structure. The electronic device may include, but is not limited to, any one of a mobile phone, a tablet computer, and a wearable device, and the specific type of the electronic device may not be limited in the embodiments of the present application.

The electronic equipment that this application embodiment provided through set up mobilizable rotatory rocker between button and shell fragment, can press the power of shell fragment with the button through the removal of rotatory rocker, transmits by the rotatory rocker that the centre set up to even there is the eccentric condition of problem at button and shell fragment, also can press the shell fragment through the button, thereby reach the corresponding function of pressing the button, and the sensitivity of pressing is higher.

In summary, the electronic device according to the embodiment of the present application at least includes the following advantages:

in the electronic equipment of this application embodiment, because the button structure has set up the rotation rocker between button and shell fragment, rotation rocker swing joint is in the center, but the button mobile setting is in the side of center, and the user is when pressing the button, and the button can promote the rotation rocker activity, and the rotation rocker activity can promote the shell fragment activity to realize pressing the corresponding function of button. The embodiment of the application transmits the push force of the key to the elastic sheet through the rotary rocker, and even if an eccentric problem exists between the key and the elastic sheet, the function to be achieved and the hand feeling of the key pressing cannot be influenced, the problem of eccentricity of the key is solved, the sensitivity of the key is improved, and the user experience is improved.

The embodiments in the present specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

While preferred embodiments of the present application have been described, additional variations and modifications of these embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the true scope of the embodiments of the application.

Finally, it should also be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A key structure, comprising: the middle frame, the keys, the rotary rocking bars and the elastic pieces;

2. The key structure of claim 1, wherein the first side abuts the key and the second side abuts the tab.

3. The key structure of claim 1, further comprising a rotating shaft, wherein the rotating shaft is fixedly connected to the middle frame, and a first end of the rotating rocker is provided with a rotating hole, and the rotating hole is sleeved outside the rotating shaft and is rotatably connected to the rotating shaft.

4. The key structure of claim 3, wherein the axial length of the rotation shaft is greater than the axial length of the rotation hole.

5. The key structure according to claim 3, wherein the rotation shaft includes a stopper provided at an end portion, and the stopper is provided outside the rotation hole in a state where the rotation hole is fitted over the rotation shaft.

6. The key structure of claim 1, further comprising: the button snap ring, the button still includes: a key hanging table; wherein,

the key snap ring is fixed in the middle frame;

the key hanging table penetrates through the through hole and is clamped in the key clamping ring, and the key hanging table has moving allowance relative to the key clamping ring.

7. The key structure of claim 6, wherein the key further comprises: and the key cap is connected with the key hanging table.

8. The key structure of claim 1, further comprising a circuit board fixed in the middle frame and opposite to the spring sheet.

9. An electronic device, characterized in that the electronic device comprises a key structure according to any of claims 1-8.