CN216928359U - Electronic device - Google Patents

Abstract

The present application discloses an electronic device, comprising: a frame body, a dome piece and a button assembly, the frame body is provided with a accommodating cavity, the dome piece is arranged in the accommodating cavity, and the button assembly is detachable assembled in the accommodating cavity, wherein the key assembly includes: a key casing, a connecting piece and a pressing piece, the connecting piece is arranged between the key casing and the pressing piece, and the key assembly is assembled to the In the case of the accommodating cavity, at least part of the key shell protrudes from the surface of the frame body, the pressing member abuts the dome sheet; one of the connecting member and the frame body is provided There is a flexible convex part, and the other is provided with a concave part, and the flexible convex part and the concave part are limitedly matched; the flexible convex part can be deformed, so that the key assembly is assembled in the receiving part. cavity or escape from the accommodating cavity.

Description

Electronic device

Technical Field

The application belongs to the technical field of electronic equipment, and particularly relates to electronic equipment.

Background

With the development of electronic device products and the popularization of the internet, users use electronic devices more and more frequently, and moreover, functions and requirements of the users on the electronic devices are continuously changed and improved.

In the existing electronic device, a key is usually arranged on the side of the electronic device to adjust the function of the electronic device. In the process of implementing the present application, the applicant finds that at least the following problems exist in the prior art: the assembly of the side key needs to be assembled from the inner side of the frame body of the electronic equipment, and the disassembly of the side key needs to be performed firstly on the frame body, the battery cover and other structures of the electronic equipment, so that the side key is complex and not beneficial to realizing the detachable function of the side key.

SUMMERY OF THE UTILITY MODEL

The application aims at providing electronic equipment, and at least solves one of the problems that in the prior art, a side key is not easy to realize a detachable function.

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

an embodiment of the present application provides an electronic device, including: the key assembly comprises a frame body, a snap dome and a key assembly, wherein an accommodating cavity is arranged on the frame body, the snap dome is arranged in the accommodating cavity, the key assembly is detachably assembled in the accommodating cavity,

the key assembly includes: the key assembly is assembled in the accommodating cavity, at least part of the key shell protrudes out of the surface of the frame body, and the pressing piece abuts against the metal dome sheet;

one of the connecting piece and the frame body is provided with a flexible convex part, the other one is provided with a concave part, and the flexible convex part is in limit fit with the concave part; the flexible bulge can deform so that the key assembly can be assembled in the accommodating cavity or separated from the accommodating cavity.

In the embodiment of this application, flexible bellying with the spacing cooperation of depressed part makes button subassembly can assemble hold the intracavity, the pressing part with metal dome butt, like this, through pressing button shell can drive the pressing part touches metal dome realizes button subassembly's control function. The flexible protruding part is separated from the concave part, so that the key assembly can be pulled out of the accommodating cavity. Because flexible bellying can take place to warp, be convenient for with the spacing cooperation of flexible bellying is in the depressed part or follow dismantle in the depressed part, make the assembly and the dismantlement operation of button subassembly are comparatively simple convenient.

Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.

Drawings

The above and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic cross-sectional structure diagram of an electronic device according to an embodiment of the present application;

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

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

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

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

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

fig. 4A is a schematic structural diagram of a frame body according to an embodiment of the present application;

fig. 4B is a schematic structural diagram of another frame body according to the embodiment of the present application;

fig. 4C is a schematic structural diagram of another frame body according to the embodiment of the present application;

fig. 5A is a schematic structural diagram of a key assembly mounted to a frame according to an embodiment of the present application;

fig. 5B is a schematic structural diagram of a key assembly according to an embodiment of the present application when the key assembly is detached;

fig. 6 is a schematic diagram of a split structure of an electronic device according to an embodiment of the present application;

fig. 7 is a schematic diagram of a split structure of another electronic device according to an embodiment of the present application;

FIG. 8 is a schematic illustration of a disassembled configuration of a flashing assembly according to an embodiment of the present application;

fig. 9 is a schematic assembly structure diagram of an electronic device according to an embodiment of the present application;

FIG. 10A is a schematic view of a mounting bracket according to an embodiment of the present application;

FIG. 10B is a schematic view of another mounting bracket according to an embodiment of the present application;

FIG. 11A is a schematic view of a seal according to an embodiment of the present application;

fig. 11B is a schematic structural view of another seal according to an embodiment of the present application.

Reference numerals:

1-frame body, 11-containing cavity, 111-first mounting groove, 112-second mounting groove, 113-avoiding opening, 12-clapboard, 121-through hole, 13-depressed part, 2-key component, 21-connecting piece, 211-flexible raised part, 212-second containing groove, 22-pressing piece, 221-extruding part, 23-key shell, 231-first containing groove, 232-avoiding groove, 3-snap piece, 41-mounting bracket, 411-through hole, 412-positioning hole, 413-first buckling piece, 414-first groove, 415-disassembling groove, 416-second groove, 42-first circuit board, 421-second buckling piece, 43-sealing piece, 431-positioning column, 432-limiting plate, 433-sealing plate, 44-back adhesive and 5-jig.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting 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 features of the terms first and second in the description and in the claims of the present application may explicitly or implicitly include one or more of such features. In the description of the present application, "a plurality" means two or more unless otherwise specified. 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.

In the description of the present application, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and to simplify the description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, 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 this application will be understood to be a specific case for those of ordinary skill in the art.

The electronic device of the embodiment of the present application is described below with reference to fig. 1 to 11B.

As shown in fig. 1, in some embodiments of the present application, the electronic device may specifically include: framework 1, metal dome piece 3 and button subassembly 2, as shown in fig. 4A-4C, can be provided with on the framework 1 and hold chamber 11, metal dome piece 3 can set up in holding chamber 11, and button subassembly 2 demountable assembly is in holding chamber 11, and wherein, as shown in fig. 2, button subassembly 2 can include: the key assembly 2 comprises a key shell 23, a connecting piece 21 and a pressing piece 22, wherein the connecting piece 21 can be arranged between the key shell 23 and the pressing piece 22, at least part of the key shell 23 can protrude out of the surface of the frame body 1 under the condition that the key assembly 2 is assembled in the accommodating cavity 11, and the pressing piece 22 can abut against the metal dome 3; one of the connecting piece 21 and the frame body 1 is provided with a flexible convex part 211, the other one is provided with a concave part 13, and the flexible convex part 211 and the concave part 13 can be in limit fit; the flexible protrusions 211 can be deformed so that the key assembly 2 can be fitted into the receiving cavity 11 or removed from the receiving cavity 11.

In the embodiment of this application, flexible convex part 211 and the spacing cooperation of depressed part 13 for button subassembly 2 can assemble in holding chamber 11, and pressing member 22 and metal dome 3 butt, like this, through pressing button shell 23, can drive pressing member 22 and touch metal dome 3, realize button subassembly 2's control function. The flexible protrusions 211 are separated from the recesses 13, and the key assembly 2 can be removed from the receiving cavity 11. Because flexible convex part 211 can take place to warp, be convenient for with the spacing cooperation of flexible convex part 211 in depressed part 13 or dismantle from depressed part 13 out for the assembly and the dismantlement operation of button subassembly 2 are comparatively simple convenient.

The electronic device in the embodiment of the present application includes, but is not limited to, a mobile phone, a tablet, a computer, or a smart wearable device.

In this embodiment of the present application, the frame 1 may be a middle frame of the electronic device, the electronic device may further include a flexible screen and a housing, one side of the frame 1 may be connected to the flexible screen, and the other side may be connected to the housing, so that the flexible screen, the frame 1, and the housing may enclose to form an accommodation space, and the accommodation space may be used to arrange devices inside the electronic device, for example: mainboard, fingerprint module, module or speaker of making a video recording etc.

Specifically, the frame body 1 may include two side frames disposed opposite to each other, and a top frame and a bottom frame disposed opposite to each other, the top frame may be connected to one ends of the two side frames, respectively, and the bottom frame may be connected to the other ends of the two side frames, respectively, so that the inner side of the frame body 1 may form an arrangement space. At least one frame of the top frame, the side frame or the bottom frame of the frame body 1 may be provided with an accommodating cavity 11.

The snap dome 3 in the embodiment of the present application may be a PET (Polyethylene terephthalate) sheet containing a metal dome, and may be used as a switch on a Circuit Board such as a PCB (Printed Circuit Board) or an FPC (flexible Circuit Board), so as to play an important role of a touch switch between a user and an apparatus.

The key assembly 2 described in the embodiment of the present application may be a volume key or a power key. Specifically, the key assembly 2 includes a key housing 23, a connecting member 21, and a pressing member 22 connected in sequence, the connecting member 21 may be disposed between the pressing member 22 and the key housing 23, and the connecting member 21 may be connected to the pressing key 2 and the key housing 23, respectively.

Specifically, under the condition that the key assembly 2 is assembled in the accommodating cavity 11, at least a part of the key housing 23 may protrude from the surface of the frame body 1, and the pressing piece 22 may abut against the dome 3, so that, under the condition that the key housing 23 is pressed, the pressing piece 22 may touch the dome 3, and a control function of the key assembly 2 is realized, for example, volume or a switch of the electronic device is adjusted.

Further, a side of the pressing member 22 facing away from the connecting member 21 may be provided with a pressing portion 221, the pressing portion 221 may be used for pressing the snap dome 3, and the pressing portion 221 may be a cylindrical structure, for example: cylinders, cones, cubes, etc.

Specifically, the pressing portion 221 and the pressing member 22 may be formed integrally, or the pressing portion 221 may be fixed to the pressing member 22 by bonding, bolting, or the like. The constituent materials of the pressing portion 221 and the pressing piece 22 may be the same or different.

Specifically, one of the connecting member 21 and the frame body 1 may be provided with the flexible convex portion 211, and the other may be provided with the concave portion 13, so that the mounting and dismounting between the connecting member 21 and the frame body 1 may be achieved by the limit fitting and dismounting between the flexible convex portion 211 and the concave portion 13. Because flexible convex part 211 can take place the deformation, be convenient for install flexible convex part 211 in depressed part 13 or dismantle flexible convex part 211 from depressed part 13 for the operation of dismantling key assembly 2 is comparatively simple convenient.

Specifically, the flexible protrusion 211 may be a flexible structure, and may be deformed, and the material of the flexible protrusion 211 may include: any one of thermoplastic polyurethane elastomer and rubber to improve the convenience of attaching and detaching the key assembly 2.

Specifically, the flexible protruding portion 211 may be a structure formed by injection molding of a thermoplastic polyurethane elastomer material, or may also be a structure formed by injection molding of a rubber material, so that the flexible protruding portion 211 can be ensured to have a certain degree of flexibility characteristics, and the flexible protruding portion 211 can be ensured to have a certain degree of rigidity characteristics, so that when the flexible protruding portion 211 is fixed in the recessed portion 13, the fixed connection between the key assembly 2 and the frame body 1 can be effectively ensured; when the key assembly 2 is detached, the flexible protrusions 211 can be easily detached from the recesses 13.

Further, the flexible protruding portion 211 may be a boss or a limiting column, and the recess 13 may be a limiting hole or a groove, which may be specifically set according to actual requirements, which is not specifically limited in this embodiment of the present application.

Further, the connector 21 may be provided with a flexible protrusion 211, and the frame 1 may be provided with a recess 13. Alternatively, the connector 21 may be provided with the recess 13, and the frame 1 may be provided with the flexible protrusion 211.

Specifically, the pressing element 22 may be fixedly connected to the connecting element 21 by bonding or welding, or the pressing element 22 and the connecting element 21 may also be of an integrally formed structure, which may be specifically configured according to actual requirements, and this is not specifically limited in this embodiment of the application.

Specifically, the key housing 23 may be a metal structure or an alloy structure, such as: stainless steel construction, aluminum alloy construction etc. can improve button shell 23's structural strength to and the protective effect to connecting piece 21.

Further, the connecting member 21 and the key housing 23 may be fixed by glue or may be fixed by bolts, which may be specifically set according to actual requirements, and this is not specifically limited in the embodiment of the present application.

Specifically, when the key assembly 2 is installed, the connecting member 21 may be fixedly connected to the pressing member 22 and the key housing 23 respectively to form the key assembly 2, and the assembled key assembly 2 is shown in fig. 3A to 3D; then, key assembly 2 is mounted in accommodating cavity 11 from the outside of frame 1, and flexible protruding portion 211 and recessed portion 13 are in spacing fit, and the structure after mounting is as shown in fig. 5A. As shown in fig. 5B, when the key assembly 2 is detached, the jig 5 can be used to toggle the key housing 23 from the outside of the electronic device, so that the key assembly 2 is released from the accommodating cavity 11, and the key assembly does not need to be detached from the inside of the electronic device, and the operation process is simple and convenient. The jig 5 may be a shifting sheet or a card taking needle, and may be specifically set according to actual requirements, which is not specifically limited in the embodiment of the present application.

Alternatively, the connecting member 21 may be provided with a flexible convex portion 211, and the frame body 1 may be provided with a concave portion 13; the flexible convex part 211 can be a limiting column, and the concave part 13 can be a limiting hole; the limiting column is detachably connected with the limiting hole.

In the embodiment of the application, under the condition that the limiting columns are connected to the limiting holes, the connecting piece 21 can be effectively ensured to be fixed on the frame body 1, the installation of the key assembly 2 is completed, and the key assembly 2 is prevented from falling off; the spacing post is dismantled under the condition in spacing hole, is favorable to dismantling connecting piece 21 from framework 1, accomplishes the dismantlement to key subassembly 2.

Specifically, the limiting column may protrude from the connecting member 21 in the thickness direction of the connecting member 21, and the limiting hole may be disposed on the top wall of the accommodating cavity 11, as shown in fig. 2; or, the limiting column may protrude from the connecting member 21 along the length direction of the connecting member 21, and the limiting hole may be disposed on the sidewall of the accommodating cavity 11.

Specifically, the limiting columns and the limiting holes may be arranged in a one-to-one correspondence manner, the number of the limiting columns may be one, two, or more, as shown in fig. 2, the number of the limiting columns may be four, and the other cases may be set by reference, which is not specifically limited in this embodiment of the present application.

Specifically, the limiting column and the connecting piece 21 may be an integrally formed structure, or may also be fixed by means of bonding, threaded connection, or the like, and may be specifically set according to actual requirements, which is not specifically limited in the embodiment of the present application.

As shown in fig. 2, the positions of the key housing 23 opposite to the position-limiting posts may be provided with avoiding grooves 232, and the avoiding grooves 232 may be arranged in one-to-one correspondence with the position-limiting posts.

For example, when the key assembly 2 is installed, the key assembly 2 can be firstly inserted into the accommodating cavity 11 from the outer side of the frame body 1, in the process of inserting the key assembly, the limiting column can be deformed, the pressing piece 22 and the connecting piece 21 are both inserted into the accommodating cavity 11, only a small part of the key shell 23 is exposed in the accommodating cavity 11, the pressing piece 22 can be abutted against the snap dome 3, the limiting column can also be successfully embedded into the corresponding limiting hole, and the assembled state is as shown in fig. 5A.

Specifically, as shown in fig. 5B, when the key assembly 2 is detached, the jig 5 can be inserted into the gap between the key assembly 2 and the accommodating cavity 11, and then the jig 5 is used to stir the key housing 23, so that the limiting column is separated from the limiting hole, and the key assembly 2 is detached.

Specifically, the limiting column and the connecting member 21 may be an integrally formed structure, or may be fixed by a connecting manner, and the connecting member 21 and the limiting column may be made of the same or different materials.

Alternatively, the key assembly 2 may be detachably mounted in the accommodating cavity 11 along a first direction, and the center line of the limiting hole may be disposed along a second direction, which may be perpendicular to the first direction.

In this application embodiment, because button subassembly 2 along first direction demountable assembly in holding chamber 11, and the central line in spacing hole sets up along the second direction, the second direction with the second direction is perpendicular, like this, under spacing downthehole condition of post lock, can effectively guarantee button subassembly 2 assembly and hold stability and reliability in chamber 11.

Specifically, the first direction may be a length direction, a thickness direction, a width direction, or the like of the electronic device, and may be specifically set according to actual requirements, which is not specifically limited in this embodiment of the application.

Alternatively, the connecting member 21 and the pressing member 22 may be an integrally molded structure.

In the embodiment of the present application, the connecting member 21 and the pressing member 22 are integrally formed, so that the structural stability of the key assembly 2 and the accuracy of the fit between the key assembly 2 and the frame 1 can be improved.

Specifically, the connecting member 21 and the pressing member 22 may be formed by one-time injection molding or two-time injection molding, and the embodiment of the present application is not particularly limited thereto.

Further, the pressing member 22 may have a structure injection-molded from a PC (Polycarbonate) material or a rubber material.

Alternatively, the key housing 23 may be provided with a first receiving groove 231 for receiving the connecting member 21, and the connecting member 21 may be provided with a second receiving groove 212 for receiving the pressing member 22.

In this application embodiment, the key housing 23 is provided with the first receiving groove 231, so that the key housing 23 can be wrapped and protected by the connecting member 21, and the service life and the appearance of the key assembly 2 can be improved. The connecting member 21 is provided with a second receiving groove 212 for facilitating the fixing connection of the pressing member 22 to the connecting member 21.

Specifically, the opening directions of the first receiving groove 231 and the second receiving groove 212 may be the same.

As shown in fig. 2, the connecting member 21 is provided with a limiting post, and the position of the key housing 23 opposite to the limiting post may be provided with an avoiding groove 232, and the avoiding groove 232 may be in one-to-one correspondence with the limiting post.

Optionally, a partition plate 12 may be disposed in the accommodating cavity 11, and the partition plate 12 may divide the accommodating cavity 11 into a first mounting groove 111 for arranging the dome sheet 3 and a second mounting groove 112 for embedding the key assembly 2; the position that baffle 12 and metal dome 3 are relative is provided with wear-to-establish hole 121, and under the state of locating second mounting groove 112, button subassembly 2 inlays, pressing member 22 can pass wear-to-establish hole 121 and metal dome 3 butt.

In this application embodiment, metal dome 3 can be placed in first mounting groove 111, and button subassembly 2 can be arranged in second mounting groove 112, because baffle 12 can separate first mounting groove 111 and second mounting groove 112, can avoid metal dome 3 to expose under the condition of dismantling button subassembly 2 from second mounting groove 112, can effectively protect metal dome 3.

Specifically, the second mounting groove 112 may be provided near the outer side of the frame body 1, so as to facilitate the detachment or assembly of the key assembly 2 to the frame body 1. The partition plate 12 and the frame 1 may be formed integrally, or the partition plate 12 may be fixedly connected to the frame 1 by bonding or welding.

Specifically, the through hole 121 is formed in the position of the partition plate 12 corresponding to the metal dome 3, so that the metal dome 3 can be touched by the pressing piece 22 to realize the key function under the condition that the key assembly 2 is embedded in the second mounting groove 112. The through hole 121 may communicate the first and second mounting grooves 111 and 112. The through holes 121 may be circular holes, square holes, triangular holes, irregular holes, or the like, the through holes 121 may be used to pass through the pressing portion 221 of the pressing member 22, the shape of the through holes 121 may match with the structure of the pressing portion 221, and the specific shape of the through holes 121 is not specifically limited.

In yet another alternative embodiment of the present application, as shown in fig. 6 and 9, the electronic device may further include a sealing member 43, the sealing member 43 may be disposed between the snap dome 3 and the partition plate 12, and the sealing member 43 may be used to seal the through hole 121.

In this application embodiment, sealing member 43 sets up between metal dome 3 and baffle 12 for sealing member 43 can seal up the perforation 121, can improve metal dome 3's water-proof effects, improves electronic equipment's safe in utilization, simple structure, and the cost is lower, easily realizes.

Optionally, as shown in fig. 8, the electronic device may further include: a mounting bracket 41 and a first circuit board 42, the mounting bracket 41 being fixable in the first mounting groove 111, the first circuit board 42 being fixable attached to the mounting bracket 41; the snap dome 3 may be fixedly connected to one side of the first circuit board 42 facing the mounting bracket 41, a through hole 411 may be disposed at a position of the mounting bracket 41 opposite to the snap dome 3, and the through hole 411 may be disposed opposite to the through hole 121; a sealing member 43 may be disposed between the mounting bracket 41 and the partition 12, and is sealingly connected to the mounting bracket 41 and the partition 12, respectively.

In the embodiment of the present application, the mounting bracket 41 is fixed in the first mounting groove 111, the first circuit board 42 is fixedly connected to the mounting bracket 41, and the snap dome 3 is fixedly connected to one side of the first circuit board 42 facing the mounting bracket 41, so that convenience of fixing the snap dome 3 in the first mounting groove 111 can be realized. The through hole 411 is formed at a position of the mounting bracket 41 opposite to the metal dome 3, so that the pressing piece 22 can conveniently touch the metal dome 3. Moreover, the sealing member 43 is disposed between the mounting bracket 41 and the partition 12 and is respectively connected to the mounting bracket 41 and the partition 12 in a sealing manner, so that the sealing member 43 can seal the through hole 411, thereby preventing water from entering the inner side of the frame body 1 and effectively ensuring the waterproof property of the metal dome 3.

Specifically, the first circuit board 42 may be a PCB or an FPC, and may be specifically configured according to actual requirements, which is not specifically limited in this embodiment of the application.

Specifically, the sealing member 43 may be a silicone structure or a rubber structure, and may be specifically configured according to actual requirements, which is not specifically limited in this embodiment of the present application.

Specifically, the opening size of the through hole 411 may be larger than the size of the pressing portion 221 on the pressing piece 22, so that the pressing portion 221 may touch the snap dome 3 by the pressing portion 221. Through-hole 411 can circular port, quad slit, triangle-shaped hole or irregularly shaped hole etc. specifically can set up according to actual need, and this application embodiment does not do this and specifically restricts.

Specifically, the mounting bracket 41 may be fixed in the first mounting groove 111 by means of bonding, welding, or bolting. The first circuit board 42 may be fixed in the mounting bracket 41 by means of bonding or soldering, as shown in fig. 8, the first circuit board 42 and the mounting bracket 41 may be adhesively connected by a back adhesive 44, and other cases may be referred to. The snap dome 3 may be integrated on the first circuit board 42 by means of soldering or electrical connection.

Specifically, as shown in fig. 10A, a side of the mounting bracket 41 facing away from the partition 12 may be provided with a first groove 414, and the first groove 414 may be used for embedding the first circuit board 42. As shown in fig. 10B, a side of the mounting bracket 41 near the partition 12 may be further provided with a second groove 416, and the second groove 416 may be used for embedding the sealing member 43.

Specifically, the mounting bracket 41 may be provided with a first fastening member 413, the first circuit board 42 may be provided with a second fastening member 421, and the second fastening member 421 and the first fastening member 413 may be fastened and connected. For example, the first fastening component 413 may be a raised structure and the second fastening component 421 may be a recessed groove; the first fasteners 413 may be recessed pockets and the second fasteners 421 may be raised structures.

Further, as shown in fig. 10A, a side of the mounting bracket 41 facing away from the partition 12 may be further provided with a detaching slot 415, so as to facilitate detaching the mounting bracket 41 from the frame 1 in the case of repairing or reinstalling the electronic apparatus.

Alternatively, as shown in fig. 11A and 11B, a positioning column 431 may be disposed on a side of the sealing member 43 facing the mounting bracket 41, a positioning hole 412 may be disposed at a position of the mounting bracket 41 opposite to the positioning column 431, a limiting plate 432 and a limiting groove formed by the limiting plate 432 in a surrounding manner may be disposed on a side of the sealing member 43 facing the partition 12, the limiting groove may be opposite to the through hole 121 on the partition 12, and a notch of the limiting groove may be larger than an opening of the through hole 121; positioning column 431 and positioning hole 412 can be connected in a limiting manner, and limiting plate 432 and partition plate 12 can be connected in a sealing manner.

In the embodiment of the present application, the positioning column 431 is in limit connection with the positioning hole 412, so that the sealing fit between the sealing element 43 and the mounting bracket 41 can be effectively ensured. The limiting groove is opposite to the through hole 121 in the partition plate 12, and the notch of the limiting groove is larger than the opening of the through hole 121, so that the sealing fit between the sealing element 43 and the partition plate 12 can be effectively ensured because the limiting plate 432 and the partition plate 12 can be in sealing connection.

Specifically, the positioning columns 431 and the positioning holes 412 may be arranged in a one-to-one correspondence, the number of the positioning columns 431 may be one, two, or multiple, as shown in fig. 11B, the number of the positioning columns 431 may be four, and other cases may be set by reference, which is not specifically limited in this embodiment of the present application.

Specifically, the sealing member 43 may include a sealing plate 433, a positioning column 431, and a limiting plate 432, and the positioning column 431 and the limiting plate 432 may be disposed at opposite sides of the sealing plate 433, respectively. The sealing plate 433 may be adhered to the mounting bracket 41 by glue or adhesive.

Further, the sectional shape of the restriction plate 432 may be a circle, a polygon or an irregular closed figure in order to improve the sealing effect between the restriction plate 432 and the partition 12.

Specifically, the position that baffle 12 and limiting plate 432 are relative corresponds is provided with to inlay and establishes the groove for limiting plate 432 can inlay and establish the inslot in inlaying, limiting plate 432 can with inlay and establish groove interference fit, be convenient for realize the sealing connection between limiting plate 432 and the baffle 12.

Optionally, the electronic device may further include: a second circuit board and a connecting wire, wherein a groove wall of the first mounting groove 111 opposite to the partition plate 12 can be provided with an avoidance port 113; the connecting wires may penetrate through the avoiding opening 113 and are electrically connected to the first circuit board 42 and the second circuit board, respectively.

In the embodiment of the present application, the connecting line penetrates through the avoiding opening 113 and is electrically connected to the first circuit board 42 and the second circuit board, so as to realize the electrical connection of the dome 3, and further facilitate the realization of the triggering function of the dome 3 by the key assembly 2.

Specifically, the second circuit board may be a main board inside the electronic device, and specifically may be a PCB board or an FPC board.

The electronic device described in the embodiments of the present application includes at least the following advantages:

in the embodiment of this application, flexible bellying with the spacing cooperation of depressed part makes button subassembly can assemble hold the intracavity, the pressing part with metal dome butt, like this, through pressing button shell can drive the pressing part touches metal dome realizes button subassembly's control function. The flexible protruding part is separated from the concave part, so that the key assembly can be pulled out of the accommodating cavity. Because flexible bellying can take place to warp, be convenient for with flexible bellying is spacing to be in the depressed part or follow dismantle in the depressed part, make the assembly and the dismantlement operation of button subassembly are comparatively simple convenient.

In the description herein, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. An electronic device, comprising: the key assembly comprises a frame body (1), metal dome sheets (3) and a key assembly (2), wherein an accommodating cavity (11) is formed in the frame body (1), the metal dome sheets (3) are arranged in the accommodating cavity (11), the key assembly (2) is detachably assembled in the accommodating cavity (11),

the key assembly (2) includes: the key assembly comprises a key shell (23), a connecting piece (21) and a pressing piece (22), wherein the connecting piece (21) is arranged between the key shell (23) and the pressing piece, under the condition that the key assembly (2) is assembled in the accommodating cavity (11), at least part of the key shell (23) protrudes out of the surface of the frame body (1), and the pressing piece (22) abuts against the metal dome sheet (3);

one of the connecting piece (21) and the frame body (1) is provided with a flexible convex part (211), the other one is provided with a concave part (13), and the flexible convex part (211) is in limit fit with the concave part (13); the flexible bulge (211) can deform so that the key assembly (2) can be assembled in the accommodating cavity (11) or be separated from the accommodating cavity (11).

2. The electronic device according to claim 1, wherein the flexible protrusion (211) is disposed on the connecting member (21), and the recess (13) is disposed on the frame body (1);

the flexible convex part (211) is a limiting column, and the concave part (13) is a limiting hole;

the limiting column is detachably connected with the limiting hole.

3. The electronic device of claim 2, wherein the key assembly (2) is detachably mounted in the accommodating cavity (11) along a first direction, and a center line of the limiting hole is arranged along a second direction, and the second direction is perpendicular to the first direction.

4. The electronic device according to claim 1, wherein the connecting member (21) and the pressing member (22) are of an integrally molded structure.

5. An electronic device according to claim 1, wherein the key housing (23) is provided with a first receiving groove (231) for receiving the connecting member (21), and the connecting member (21) is provided with a second receiving groove (212) for receiving the pressing member (22).

6. The electronic device according to claim 1, wherein a partition plate (12) is arranged in the accommodating cavity (11), and the partition plate (12) divides the accommodating cavity (11) into a first mounting groove (111) for arranging the dome sheet (3) and a second mounting groove (112) for embedding the key assembly (2);

the position that baffle (12) and metal dome (3) are relative is provided with wear-to-establish hole (121), key subassembly (2) inlay locate under the state of second mounting groove (112), pressing member (22) pass wear-to-establish hole (121) with metal dome (3) butt.

7. The electronic device according to claim 6, characterized in that it further comprises a seal (43), said seal (43) being arranged between said dome (3) and said partition (12), said seal (43) being intended to seal said through hole (121).

8. The electronic device of claim 7, further comprising: the mounting bracket (41) is fixed in the first mounting groove (111), and the first circuit board (42) is fixedly connected to the mounting bracket (41);

the metal dome (3) is fixedly connected to one side, facing the mounting bracket (41), of the first circuit board (42), a through hole (411) is formed in the position, opposite to the metal dome (3), of the mounting bracket (41), and the through hole (411) is opposite to the through hole (121);

the sealing piece (43) is arranged between the mounting bracket (41) and the partition plate (12) and is respectively connected with the mounting bracket (41) and the partition plate (12) in a sealing mode.

9. The electronic device according to claim 8, wherein a positioning column (431) is arranged on one side of the sealing element (43) facing the mounting bracket (41), a positioning hole (412) is arranged on a position of the mounting bracket (41) opposite to the positioning column, a limiting plate (432) and a limiting groove enclosed by the limiting plate (432) are arranged on one side of the sealing element (43) facing the partition plate (12), the limiting groove is opposite to the through hole (121) on the partition plate (12), and a notch of the limiting groove is larger than an opening of the through hole (121);

the positioning column (431) is in limit connection with the positioning hole (412), and the limiting plate (432) is in sealing connection with the partition plate (12).

10. The electronic device of claim 8, further comprising: the wall of the first mounting groove (111) opposite to the partition plate (12) is provided with an avoidance opening (113);

the connecting wire penetrates through the avoiding opening (113) and is electrically connected with the first circuit board (42) and the second circuit board respectively.

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