CN219937371U - Electronic equipment - Google Patents

Abstract

The utility model discloses an electronic device, comprising: a housing; the main board assembly is arranged in the shell and comprises a main board and an elastic board, and the main board is connected with the inner surface of the shell through the elastic board; the shielding cover is arranged on the main board, and the antenna cavity with the opening is surrounded by the shielding cover and the main board.

Description

Electronic equipment

Technical Field

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

Background

In the related art, an antenna of the electronic device comprises a cavity antenna, and the cavity antenna has low cost and simple structure. The structural form of the cavity antenna is that a shielding cover is attached to a main board, and the shielding cover and the main board form a cavity with three sides closed and one side open.

The opening of the cavity antenna is provided with a grounding station pin and a feeding station pin, and the station pin is narrow. When the electronic equipment falls, the shielding cover body acts on inertia, so that the standing feet are easy to be pulled to crack.

Disclosure of Invention

The utility model aims to provide electronic equipment, which at least solves one of the problems that the grounding stand foot of a cavity antenna is easy to crack when a tablet personal computer in the related technology falls.

In order to solve the technical problems, the utility model is realized as follows:

in one aspect, an embodiment of the present utility model provides an electronic device, including: a housing; the main board assembly is arranged in the shell and comprises a main board and an elastic board, and the main board is connected with the inner surface of the shell through the elastic board; the shielding cover is arranged on the main board, and the antenna cavity with the opening is surrounded by the shielding cover and the main board.

In an embodiment of the utility model, an electronic device includes a housing, a motherboard assembly, and a shield.

The shield cover is arranged on the main board, the main board is used as an installation carrier of the shield cover, the shield cover and the main board have the functions of installing and fixing the shield cover, and an antenna cavity with an opening is formed by the shield cover and the main board, namely, the shield cover and the main board form an antenna device of the electronic equipment.

The main board assembly is arranged in the shell and comprises a main board and an elastic board. The elastic plate is connected with the main plate, and the elastic plate is connected with the inner surface of the housing, that is, the main plate is assembled with the inner surface of the housing through the elastic plate.

It will be appreciated that the main panel is not directly connected to the inner surface of the housing, but indirectly connected to the inner surface of the housing via the resilient panel. That is, the main board is flexibly connected with the housing through the elastic board.

When the electronic equipment falls, the elastic plate has certain elasticity, and the elastic plate can play a role in buffering so as to reduce the external force acting on the main board, so that the external force acting on the junction of the shielding cover and the main board can be reduced, and the junction of the main board and the shielding cover is not easy to crack, so that the problem that the standing legs of the cavity antenna are easy to crack due to the falling of the tablet personal computer in the related technology is solved, the service performance of the electronic equipment is improved, and the service life of the electronic equipment is prolonged.

It is understood that the shield and the main board form an antenna cavity with three sides closed and one side open. So as to ensure the tightness of the antenna cavity and ensure the signal receiving and transmitting performance of the antenna device formed by the shielding cover and the main board.

Additional aspects and advantages of the utility model 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 utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic structural view of a first portion of an electronic device according to one embodiment of the utility model;

FIG. 2 is a schematic diagram of a motherboard assembly in accordance with one embodiment of the present utility model;

FIG. 3 is a schematic structural view of a second portion of an electronic device according to one embodiment of the utility model;

FIG. 4 is a schematic structural view of a third portion of an electronic device according to one embodiment of the utility model;

fig. 5 is a schematic structural view of a fourth portion of an electronic device according to an embodiment of the present utility model.

Reference numerals:

the correspondence between the reference numerals and the component names in fig. 1 to 5 is:

10 electronic equipment, 100 shell, 110 support boss, 120 positioning lug, 200 mainboard subassembly, 210 mainboard, 220 elastic plate, 300 shield cover, 310 feed station foot, 320 feed station foot, 400 openings, 500 antenna chamber, 600 convex parts, 700 concave parts, 800 clamp plates, 900 fastener, 1000 conductive parts, 1100 display screen, 1200 first gap, 1300 second gap.

Detailed Description

Reference will now be made in detail to embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements throughout or elements having like or similar functionality. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The features of the utility model "first", "second" and the like in the description and in the claims may be used for the explicit or implicit inclusion of one or more such features. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/", generally means that the associated object is an "or" relationship.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

An electronic device 10 according to an embodiment of the utility model is described below in connection with fig. 1-5.

As shown in fig. 1, 2, 3, 4, and 5, an electronic device 10 according to some embodiments of the utility model includes: a housing 100; the main board assembly 200 is arranged in the shell 100, the main board assembly 200 comprises a main board 210 and an elastic board 220, and the main board 210 is connected with the inner surface of the shell 100 through the elastic board 220; the shielding case 300 is covered on the main board 210, and the shielding case 300 and the main board 210 enclose an antenna cavity 500 with an opening 400.

The electronic device 10 according to the embodiment of the present utility model includes a housing 100, a main board assembly 200, and a shield can 300.

The shield can 300 is disposed on the main board 210, and the main board 210 serves as a mounting carrier for the shield can 300, and has the function of mounting and fixing the shield can 300, and the shield can 300 and the main board 210 enclose an antenna cavity 500 having an opening 400, that is, the shield can 300 and the main board 210 form an antenna device of the electronic device 10.

The main board assembly 200 is disposed in the housing 100, and the main board assembly 200 includes a main board 210 and an elastic board 220. The elastic plate 220 is connected with the main plate 210, and the elastic plate 220 is connected with the inner surface of the housing 100, i.e., the main plate 210 is assembled with the inner surface of the housing 100 through the elastic plate 220.

It will be appreciated that the main board 210 is not directly connected to the inner surface of the housing 100, but is indirectly connected to the inner surface of the housing 100 through the elastic plate 220. That is, the main board 210 is flexibly connected to the housing 100 through the elastic plate 220.

When the electronic device 10 falls, the elastic plate 220 has a certain elasticity, and the elastic plate 220 can play a role in buffering so as to reduce the external force acting on the main board 210, thus, the external force acting on the joint of the shielding cover 300 and the main board 210 can be reduced, and the joint of the main board 210 and the shielding cover 300 is not easy to crack, so that the problem that the stand of the cavity antenna is easy to crack due to the falling of the tablet personal computer in the related art is solved, the service performance of the electronic device 10 is improved, and the service life of the electronic device 10 is prolonged.

Alternatively, the electronic device 10 may be a mobile terminal such as a mobile phone, a wearable device, a tablet computer, a laptop computer, a mobile computer, an augmented reality device (also known as an AR device), a virtual reality device (also known as a VR device), a palm game machine, or the like.

In some embodiments, as shown in fig. 1, 2, 3 and 5, the elastic plate 220 is connected with an outer edge of the main plate 210.

In this embodiment, the mating structure of the elastic plate 220 and the main board 210 is further defined such that the elastic plate 220 is connected to the outer edge of the main board 210, that is, the elastic plate 220 is connected to the peripheral side of the main board 210, and the elastic plate 220 is connected to the inner surface of the housing 100, so as to meet the use requirement of the main board 210 assembled with the housing 100.

Since the elastic plate 220 is connected to the outer edge of the main board 210, the elastic plate 220 does not cover the main board 210, so that an effective mounting area of the main board 210 can be ensured, and an effective mounting area of the main board 210 cannot be reduced due to the cover of the main board 210 by the elastic plate 220, that is, an effective mounting of the main board 210 and an electric device of the electronic device 10 can be ensured while the effective mounting of the main board 210 and the housing 100 is ensured, and the use performance of the electronic device 10 can be ensured.

Moreover, since the elastic plate 220 is connected to the outer edge of the main board 210, the thickness of the main board assembly 200 is not increased, so that the thickness of the whole electronic device 10 is not increased, and the electronic device 10 is light and thin.

In some embodiments, as shown in fig. 1, 2, 3 and 5, the number of the elastic plates 220 is plural, and the plurality of elastic plates 220 are spaced apart along the outer edge of the main plate 210.

In this embodiment, the number of the elastic plates 220 is further defined, and in particular, the number of the elastic plates 220 is plural, and the plurality of elastic plates 220 are spaced apart along the outer edge of the main plate 210. This arrangement increases the contact area between the elastic plate 220 and the main board 210 and the housing 100, increases the contact angle between the elastic plate 220 and the main board 210 and the housing 100, is beneficial to improving the stability and reliability of the assembly of the main board 210 and the housing 100, and can improve the uniformity and consistency of the stress of the main board 210. When an external force acts on the motherboard 210, the uniformity and consistency of the stress at each position of the motherboard 210 can be ensured, and the occurrence of cracking at the connection position of the motherboard 210 and the stand of the shielding case 300 due to breakage caused by overlarge stress of a part of the motherboard 210 is avoided.

In other embodiments, the number of elastic plates 220 is one.

In other embodiments, the resilient plate 220 is disposed circumferentially around the main plate 210. That is, the elastic plate 220 has a ring-shaped structure.

In other embodiments, the elastic plate 220 is an unsealed arcuate structure.

It is understood that the number of the elastic plates 220 is plural, that is, the number of the elastic plates 220 is two or more. When the number of the elastic plates 220 is two, the two elastic plates 220 are respectively at two opposite sides of the main plate 210.

In some embodiments, as shown in fig. 1 and 2, one of the elastic plate 220 and the main plate 210 is provided with a protrusion 600, and the other is provided with a recess 700, and the protrusion 600 is embedded in the recess 700.

In this embodiment, it is further defined that the fitting structure of the elastic plate 220 and the main plate 210, alternatively, one of the elastic plate 220 and the main plate 210 is provided with the convex portion 600, and the other is provided with the concave portion 700. That is, the elastic plate 220 is provided with the convex portion 600, and the main plate 210 is provided with the concave portion 700. Alternatively, the elastic plate 220 is provided with a concave 700 and the main plate 210 is provided with a convex 600.

Wherein the protrusion 600 can be inserted into the recess 700, which allows the main plate 210 and the elastic plate 220 to be firmly and securely assembled together.

The arrangement increases the contact area between the main board 210 and the elastic board 220, increases the contact angle between the main board 210 and the elastic board 220, and is beneficial to improving the stability and reliability of the assembly of the main board 210 and the elastic board 220.

Optionally, the elastic plate 220 and the main board 210 are integrally formed, and the structure omits the assembly process of the elastic plate 220 and the main board 210, so that the assembly and subsequent disassembly processes of the elastic plate 220 and the main board 210 are simplified, the assembly and disassembly efficiency is improved, and the production and maintenance cost can be reduced. In addition, the elastic plate 220 and the main plate 210 are integrally formed to ensure the dimensional accuracy of the molding of the main plate assembly 200.

For example, the elastic plate 220 and the main plate 210 are integrally injection-molded.

In some embodiments, a first gap 1200 is provided between the motherboard 210 and the interior surface of the enclosure 100.

In this embodiment, by properly disposing the mating structure of the motherboard 210 and the housing 100 such that there is a first gap 1200 between the motherboard 210 and the inner surface of the housing 100, that is, the motherboard 210 is not in contact with the inner surface of the housing 100, in other words, the motherboard 210 and the inner surface of the housing 100 are disposed separately, and the motherboard 210 and the shield can 300 are in a suspended state with respect to the housing 100.

Thus, when the electronic device 10 falls, even if an external force acts on the motherboard 210, the motherboard 210 will not collide with the housing 100 because the motherboard 210 has the first gap 1200 with the inner surface of the housing 100, and the motherboard 210 and the shielding case 300 can be jogged up and down relative to the housing 100, so that the external force acting on the connection between the stand leg of the shielding case 300 and the motherboard 210 can be further slowed down, so as to reduce the occurrence probability of cracking at the connection between the stand leg of the shielding case 300 and the motherboard 210, which is beneficial to improving the usability of the electronic device 10, reducing the frequency of maintenance and repair of the electronic device 10, and further reducing the maintenance cost of the electronic device 10.

In some embodiments, as shown in fig. 3, the inner surface of the housing 100 is provided with a supporting boss 110, and the elastic plate 220 is disposed on the supporting boss 110 such that a first gap 1200 is formed between the main plate 210 and the inner surface of the housing 100.

In this embodiment, the mating structure of the housing 100, the elastic plate 220 and the main plate 210 is further defined such that the inner surface of the housing 100 is provided with the support boss 110, the elastic plate 220 is erected on the support boss 110, that is, the support boss 110 has the function of supporting and fixing the elastic plate 220, and since the elastic plate 220 is connected with the outer edge of the main plate 210, the support boss 110 can separate the main plate 210 from the inner surface of the housing 100, that is, such that the first gap 1200 is formed between the main plate 210 and the inner surface of the housing 100. That is, the supporting boss 110 cooperates with the elastic plate 220 to form a jog area (i.e., the first gap 1200) between the main board 210 and the housing 100, and after the electronic device 10 is assembled, the main board 210 and the shielding case 300 are integrally suspended. When the electronic device 10 falls or is collided, the whole of the motherboard 210 and the shielding case 300 will jog up and down, so as to reduce the probability of collision between the motherboard 210 and the housing 100.

In some embodiments, as shown in fig. 3, the electronic device 10 further comprises: the pressing plate 800 is disposed in the housing 100, and the elastic plate 220 is abutted between the pressing plate 800 and the supporting boss 110.

In this embodiment, further defining the structure of the electronic device 10, the electronic device 10 further includes a pressing plate 800, where the pressing plate 800 is located in the housing 100, and the elastic plate 220 abuts between the pressing plate 800 and the supporting boss 110, that is, the pressing plate 800 presses the elastic plate 220 against the supporting boss 110, so that the pressing plate 800 abuts against the supporting boss 110 to ensure the mating dimensions of the main board 210 and the housing 100, so that the first gap 1200 is formed between the main board 210 and the inner surface of the housing 100.

In some embodiments, as shown in fig. 3, the supporting boss 110 is provided with a positioning protrusion 120, and the positioning protrusion 120 is located at one side of the elastic plate 220; the electronic device 10 further includes a fastener 900, the fastener 900 being coupled to the positioning tab 120 through the platen 800.

In this embodiment, the structure of the housing 100 is further defined such that the inner surface of the housing 100 is provided with the support boss 110, the support boss 110 is provided with the positioning boss 120, the positioning boss 120 is located at one side of the elastic plate 220, and the positioning boss 120 has the function of supporting and fixing the pressing plate 800 such that a gap is formed between the pressing plate 800 and the support boss 110, and the elastic plate 220 is located in the gap. That is, the positioning protrusion 120 is engaged with the pressing plate 800 such that a space for accommodating the elastic plate 220 is surrounded between the pressing plate 800 and the support boss 110.

In addition, the electronic device 10 further includes a fastener 900, where the fastener 900 connects the pressing plate 800 and the positioning bump 120 together, so as to ensure that the pressing plate 800 firmly abuts the elastic plate 220 on the supporting boss 110. For example, the fastener 900 is coupled to the positioning tab 120 through the platen 800. The fastener 900 includes a bolt, a screw, a rivet, or the like, which are not illustrated herein.

In some embodiments, as shown in fig. 3, the electronic device 10 further comprises: the display screen 1100, the display screen 1100 is connected with the housing 100, the shielding case 300 is located between the main board 210 and the display screen 1100, and a second gap 1300 is provided between the shielding case 300 and the display screen 1100.

In this embodiment, the electronic device 10 further includes a display screen 1100, where the display screen 1100 is connected to the housing 100, and by reasonably configuring the mating structures of the display screen 1100 and the shield case 300, the shield case 300 is located between the main board 210 and the display screen 1100, and there is a second gap 1300 between the shield case 300 and the display screen 1100, that is, the shield case 300 is not in contact with the inner surface of the display screen 1100, in other words, the inner surfaces of the shield case 300 and the display screen 1100 are separately disposed, and the main board 210 and the shield case 300 are in a suspended state with respect to the display screen 1100.

Thus, when the electronic device 10 falls, since the second gap 1300 is formed between the shielding case 300 and the display screen 1100, the shielding case 300 does not collide with the display screen 1100, and the main board 210 and the shielding case 300 can be jogged up and down relative to the display screen 1100, so that the display screen 1100 can be protected, the situation that the display screen 1100 is damaged due to collision is avoided, and the arrangement can further slow down the external force acting on the joint of the stand leg of the shielding case 300 and the main board 210, so as to reduce the occurrence probability of cracking at the joint of the stand leg of the shielding case 300 and the main board 210, thereby being beneficial to improving the service performance of the electronic device 10, reducing the frequency of maintenance and repair of the electronic device 10, and further reducing the maintenance cost of the electronic device 10.

In some embodiments, as shown in fig. 1, the shielding case 300 is provided with a feeding station pin 310 and a feeding station pin 320, where the feeding station pin 310 and the feeding station pin 320 are located at the opening 400, and the feeding station pin 310 and the feeding station pin 320 are electrically connected to the motherboard 210; the electronic device 10 further includes a conductive portion 1000, the conductive portion 1000 is connected to a side of the motherboard 210 facing away from the shielding case 300, and the conductive portion 1000 is connected to an inner surface of the housing 100.

In this embodiment, the shield 300 is provided with a feed station leg 310 and a feed station leg 320, the feed station leg 310 and the feed station leg 320 are located at the opening 400, and the feed station leg 310 and the feed station leg 320 are electrically connected to the motherboard 210.

That is, the feeding station leg 310 is located at the opening 400, and the feeding station leg 310 is electrically connected to the main board 210. This arrangement enables the feeding of signals.

Meanwhile, the ground feed pin 320 is located at the opening 400, and the ground feed pin 320 is electrically connected to the motherboard 210. The electronic device 10 further includes a conductive portion 1000, where the conductive portion 1000 is connected to a side of the motherboard 210 facing away from the shielding case 300, and the conductive portion 1000 is connected to the housing 100 to implement connection of the ground feed leg 320 to the housing 100. Optionally, a copper leakage portion is disposed on a side of the main board 210 facing away from the shielding case 300, one end of the conductive portion 1000 is connected to the copper leakage portion, and the other end of the conductive portion 1000 is connected to the housing 100.

Alternatively, the conductive part 1000 includes a conductive cloth.

In some embodiments, the elastic plate 220 includes any one or a combination of the following: silica gel plate, plastic plate and rubber plate.

In this embodiment, the kind of the elastic plate 220 is further defined, alternatively, the elastic plate 220 includes any one or a combination of the following: silica gel plate, plastic plate and rubber plate.

Specifically, the elastic plate 220 is exemplified by a silicone plate. The main board 210 is assembled with the silicone board by embedding to form the main board assembly 200, and then the shielding case 300 is attached to the main board 210. In this way, the overall thickness of the electronic device 10 is not increased while meeting the use requirements of efficient assembly of the motherboard assembly 200 with the enclosure 100.

Optionally, a conductive portion 1000 (e.g., conductive cloth) is adhered to the bottom of the motherboard 210 and grounded to the housing 100, and a first gap 1200 is formed between the bottom of the motherboard 210 and the housing 100, and the first gap 1200 is a micro-space between the motherboard 210 and the shielding case 300. One end of the conductive cloth is connected to the copper leakage portion of the main board 210, and the other end of the conductive portion 1000 is connected to the housing 100.

The press plate 800 is assembled, the silica gel plate is pressed by the press plate 800, a second gap 1300 is arranged between the top of the shielding case 300 and the display screen 1100, and the second gap 1300 is a micro gap between the shielding case 300 and the display screen 1100.

After the assembly, the motherboard 210 and the shielding case 300 are in a suspended state, so that the motherboard 210 and the shielding case 300 can be jogged up and down when the electronic device 10 falls or collides.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., 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 utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. 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 utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. An electronic device, comprising:

a housing;

the main board assembly is arranged in the shell and comprises a main board and an elastic board, and the main board is connected with the inner surface of the shell through the elastic board;

the shielding cover is arranged on the main board, and the shielding cover and the main board surround an antenna cavity with an opening.

2. The electronic device of claim 1, wherein the elastic plate is connected to an outer edge of the main board.

3. The electronic device of claim 2, wherein the number of elastic plates is plural, and the plural elastic plates are arranged at intervals along an outer edge of the main board.

4. The electronic apparatus according to claim 2, wherein one of the elastic plate and the main plate is provided with a convex portion, and the other is provided with a concave portion, the convex portion being fitted into the concave portion.

5. The electronic device of any one of claims 1-4, wherein a first gap is provided between the motherboard and an inner surface of the housing.

6. The electronic device of claim 5, wherein the inner surface of the housing is provided with a support boss, and the elastic plate is mounted on the support boss such that the first gap is provided between the main board and the inner surface of the housing.

7. The electronic device of claim 6, further comprising:

and the pressing plate is arranged in the shell, and the elastic plate is abutted between the pressing plate and the supporting boss.

8. The electronic device of claim 7, wherein the support boss is provided with a positioning projection, and the positioning projection is located at one side of the elastic plate;

the electronic device further comprises a fastener, and the fastener penetrates through the pressing plate to be connected with the positioning protruding block.

9. The electronic device of any one of claims 1-4, further comprising:

the display screen is connected with the shell, the shielding cover is located between the main board and the display screen, and a second gap is formed between the shielding cover and the display screen.

10. The electronic device of any one of claims 1 to 4, wherein the shield is provided with a feed station leg and a feed station leg, both of which are located at the opening, both of which are electrically connected to the motherboard;

the electronic equipment further comprises a conductive part, wherein the conductive part is connected to one side, away from the shielding cover, of the main board, and the conductive part is connected with the inner surface of the shell.