CN210444564U

CN210444564U - Circuit board assembly of electronic equipment and electronic equipment

Info

Publication number: CN210444564U
Application number: CN201921406924.6U
Authority: CN
Inventors: 刘幕俊
Original assignee: Oppo Chongqing Intelligent Technology Co Ltd
Current assignee: Oppo Chongqing Intelligent Technology Co Ltd
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2020-05-01
Anticipated expiration: 2029-08-27

Abstract

The utility model discloses an electronic equipment's circuit board subassembly and electronic equipment. The circuit board assembly includes a circuit board and a shield case. The shielding case includes main part, connecting portion and turn-ups, and the installation cavity is injectd with circuit board to the main part, and connecting portion and turn-ups all are located the installation cavity outside, and connecting portion are connected with the edge connection of main part, and the turn-ups is connected with connecting portion, and the turn-ups is spaced apart with the main part, and turn-ups, connecting portion and main part construct the card wire casing jointly, and connecting portion weld with circuit board's pad. According to the utility model discloses an electronic equipment's circuit board assembly through set up the turn-ups on the shield cover, can utilize the cooperation between turn-ups and the main part to construct card wire casing to be used for the bunch, and then not only can remove from and set up independent bunch part, can also integrate shielding function and bunch function to the shield cover, with the structure of simplifying circuit board assembly.

Description

Circuit board assembly of electronic equipment and electronic equipment

Technical Field

The utility model belongs to the technical field of the communication equipment technique and specifically relates to a circuit board subassembly and electronic equipment of electronic equipment are related to.

Background

A shielding case is often required to be welded on a circuit board of the mobile phone in order to prevent each module from being interfered by external electromagnetic interference. The inner module is protected by the electromagnetic shielding function of the shielding case. Meanwhile, the connection between the mobile phone circuit board and other modules often uses a wire connection in addition to the flexible circuit board, for example, the vibration motor may use a wire connection, and the radio frequency module may use a wire (e.g., cable line) connection. After the wires are used for connecting different modules of the mobile phone, the wires need to be fixed, and the phenomenon that the wires slide inside to fall off and lose connection, so that partial functions of the mobile phone are lost is avoided.

In the related art, when a wire is fixed, a wire clip structure is generally welded separately, that is, a bent metal part is used to accommodate the wire and is welded on a circuit board, and then the wire is pressed into the wire clip to be clamped, so as to prevent the wire from sliding. The wire harness structure needs a pad reserved on the circuit board, so that the space of the circuit board is occupied, the number of parts of the circuit board is increased, the structure of the circuit board is more complex, and the space utilization rate of the circuit board is low.

SUMMERY OF THE UTILITY MODEL

The application provides a circuit board assembly of electronic equipment and electronic equipment, circuit board assembly and electronic equipment of electronic equipment have simple structure, advantage that space utilization is high.

According to the utility model discloses electronic equipment's circuit board assembly, include: a circuit main board having a pad; the shielding cover comprises a main body part, a connecting part and a flange, the main body part and the circuit main board define an installation cavity, the connecting part and the flange are located outside the installation cavity, the connecting part is connected with the edge of the main body part, the flange is connected with the connecting part, the flange is spaced apart from the main body part, the flange is connected with the main body part to form a wire clamping groove, and the connecting part is welded with the welding pad.

According to the utility model discloses electronic equipment's circuit board subassembly through set up the turn-ups on the shield cover, can utilize the cooperation between turn-ups and the main part to construct card wire casing to be used for the bunch, and then not only can remove from and set up independent bunch part, can also integrate shielding function and bunch function to the shield cover on, with the structure of simplifying circuit board subassembly.

In some embodiments, the cuff includes a bending section that is curved toward a space between the cuff and the main body portion.

In some embodiments, the bend extends along an arc.

In some embodiments, the connection is arcuate.

In some embodiments, the connecting portion and the main body portion have a first rounded transition therebetween.

In some embodiments, a second rounded transition is provided between the connecting portion and the cuff.

In some embodiments, the connecting portion and the flanges are both multiple, the connecting portion and the flanges are in one-to-one correspondence, and the connecting portions are spaced apart along the edge of the main body portion.

In some embodiments, the shield is a one-piece part.

In some embodiments, the cuff is an elastic cuff.

According to the utility model discloses electronic equipment, include: a housing; the circuit board assembly is arranged inside the shell and comprises a circuit main board and a shielding case, the circuit main board is provided with a bonding pad, the shielding case comprises a main body portion, a connecting portion and a flange, the main body portion and the circuit main board define an installation cavity, the connecting portion and the flange are located outside the installation cavity, the connecting portion is connected with the edge of the main body portion, the flange is connected with the connecting portion, the flange is spaced from the main body portion, the flange is used for forming a wire clamping groove together with the main body portion, and the connecting portion is welded with the bonding pad.

According to the utility model discloses electronic equipment through set up the turn-ups on the shield cover, can utilize the cooperation between turn-ups and the main part to construct card wire casing to be used for the bunch, and then not only can remove from and set up independent bunch part, can also integrate shielding function and bunch function to the shield cover, with the structure of simplifying circuit board subassembly.

Drawings

The above and/or additional aspects and advantages of the present invention 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 structural diagram of a circuit board assembly of an electronic device according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of an electronic device according to an embodiment of the present invention.

Reference numerals:

a circuit board assembly 100 is provided which includes,

the number of the pads 111 is such that,

the shield case 120, the body portion 130, the mounting cavity 131, the connecting portion 140,

flange 150, slot 151, bend 152,

a first rounded transition 160, a second rounded transition 170,

electronic device 200, housing 210, display assembly 220.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, 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 invention, and should not be construed as limiting the present invention.

The circuit board assembly 100 and the electronic device 200 of the electronic device according to the embodiment of the present invention are described below with reference to fig. 1 to 2. It should be noted that the electronic device 200 may be a mobile phone, a tablet computer, a notebook computer, or a wearable device.

As shown in fig. 1, a circuit board assembly 100 of an electronic device according to an embodiment of the present invention includes a circuit board and a shield case 120. It should be noted that a plurality of electrical components may be disposed on the circuit board, wherein at least some of the electrical components need to shield interference signals such as static electricity, and therefore, the shielding cover 120 may be disposed on the electrical components, that is, the shielding cover 120 is used to shield the interference signals such as static electricity, so as to prevent the electrical components from being interfered. The circuit board has a pad 111, and the shield can 120 can be connected to the circuit board by soldering through the pad 111.

As shown in fig. 1, the shield can 120 may include a body portion 130, a connection portion 140, and a flange 150. The main body 130 and the circuit board define a mounting cavity 131, and the electrical component may be disposed in the mounting cavity 131. The connecting portion 140 and the flange 150 are located outside the mounting cavity 131, the connecting portion 140 is connected with the edge of the main body portion 130, the flange 150 is connected with the connecting portion 140, and the flange 150 is spaced apart from the main body portion 130. That is, main body portion 130, connecting portion 140, and flange 150 are connected in this order, flange 150 extends toward the outside of mounting cavity 131, connecting portion 140 is connected between flange 150 and main body portion 130, and connecting portion 140 is welded to land 111. As shown in fig. 1, the flange 150, the connecting portion 140 and the main body portion 130 together form a wire-locking groove 151. The wire-clamping groove 151 may be used to clamp a wire (i.e., a wire harness). It will be appreciated that the wire trap slots 151 act as wire harnesses to collect wires together and avoid wire clutter.

According to the utility model discloses electronic equipment's circuit board assembly 100, through set up turn-ups 150 on shield cover 120, can utilize the cooperation between turn-ups 150 and the main part 130 to construct card wire casing 151 to be used for the bunch, and then not only can remove from and set up independent bunch part, can also integrate shielding function and bunch function to shield cover 120 on, with the structure of simplifying circuit board assembly 100, promote circuit board assembly 100's space utilization.

To facilitate binding of wire by snap groove 151, as shown in fig. 1, cuff 150 may include a bent section 152, bent section 152 being curved toward the space between cuff 150 and body portion 130. That is, at the position that has the bending section 152, can utilize the bending section 152 to carry on spacingly to the wire, inject the wire inside card wire casing 151 to can avoid the wire to break away from in the card wire casing 151, and then can make the wire fix in card wire casing 151 steadily. Further, the bent section 152 may extend along an arc. Further, the flange 150 may be an elastic flange 150, that is, the flange 150 has certain elasticity, which may generate a certain deformation amount in a direction close to the main body 130 and away from the main body 130, so as to facilitate the wire clamping groove 151 to bind the wire.

As shown in fig. 1, the connection part 140 may have an arc shape. It should be noted that the connecting portion 140 can be used for connecting the main body portion 130 and the flange 150 together, and by designing the connecting portion 140 in an arc shape, on one hand, the structural strength of the connecting portion 140 can be improved, so that the main body portion 130 and the flange 150 can be stably and reliably connected together; on the other hand, the elastic performance of the connecting portion 140 can be improved, the wires can be conveniently placed in the wire clamping groove 151, and meanwhile, the stability of the wire binding of the wire clamping groove 151 to the wires can be improved, so that the wires can be stably accommodated in the wire clamping groove 151.

In order to avoid stress concentration between the connecting portion 140 and the main body portion 130, as shown in fig. 1, a first smooth transition portion 160 is provided between the connecting portion 140 and the main body portion 130. Therefore, not only the connection strength between the connection part 140 and the main body part 130 can be improved, but also the elastic performance between the connection part 140 and the main body part 130 can be improved. Similarly, as shown in fig. 1, a second smooth transition portion 170 is provided between the connecting portion 140 and the flange 150, so that not only the connecting strength between the connecting portion 140 and the flange 150 can be improved, but also the elastic performance between the connecting portion 140 and the flange 150 can be improved.

Considering that the wires have a certain length, in order to further improve the wire bundling function of the shielding case 120, the connecting portions 140 and the flanges 150 are multiple, and the connecting portions 140 and the flanges 150 correspond to each other one by one, and the connecting portions 140 are spaced apart along the edge of the main body 130, that is, the flanges 150 and the connecting portions 140 corresponding to each other may define one wire clamping groove 151, so that the flanges 150 and the connecting portions 140 may define multiple wire clamping grooves 151, and the wires may be received in the multiple wire clamping grooves 151. In the description of the present invention, "a plurality" means two or more.

As shown in fig. 1, the shield case 120 may be an integrally formed member. For example, the shield can 120 may be an integrally formed sheet metal part. It can be understood that the edge of the main body 130 extends toward the outside of the mounting cavity 131 to extend out of the connecting portion 140, the edge of the connecting portion 140 away from the main body 130 extends toward the outside of the mounting cavity 131 and bends to form a flange 150, the flange 150 is spaced apart from the main body 130, and the space between the flange 150 and the main body 130 is formed as a wire clamping groove 151. The connecting portion 140 is used for welding with the pad 111, that is, the connecting portion 140 may be used not only for connecting the flange 150 and the main body portion 130, but also for welding the shield can 120 on the pad 111.

As shown in fig. 2, an electronic device 200 according to an embodiment of the present invention includes a housing 210 and a circuit board assembly 100. The circuit board assembly 100 is disposed inside the casing 210, the display assembly 220 may be embedded in the casing 210, the display assembly 220 may be used for displaying image-text information, and the display assembly 220 may be electrically connected to the circuit board assembly 100.

Specifically, the circuit board assembly 100 may include a circuit board and a shield can 120. It should be noted that a plurality of electrical components may be disposed on the circuit board, wherein at least some of the electrical components need to shield interference signals such as static electricity, and therefore, the shielding cover 120 may be disposed on the electrical components, that is, the shielding cover 120 is used to shield the interference signals such as static electricity. The circuit board has a pad 111, and the shield can 120 can be connected to the circuit board by soldering through the pad 111.

According to the utility model discloses electronic equipment 200 through set up turn-ups 150 on shield cover 120, can utilize the cooperation between turn-ups 150 and the main part 130 to construct card wire casing 151 to be used for the bunch, and then not only can remove from and set up independent bunch part, can also integrate shielding function and bunch function to shield cover 120 on, with the structure of simplifying circuit board subassembly 100.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean 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 present invention. 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 invention 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 invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A circuit board assembly for an electronic device, comprising:

a circuit main board having a pad;

the shielding cover comprises a main body part, a connecting part and a flange, the main body part and the circuit main board define an installation cavity, the connecting part and the flange are located outside the installation cavity, the connecting part is connected with the edge of the main body part, the flange is connected with the connecting part, the flange is spaced apart from the main body part, the flange is connected with the main body part to form a wire clamping groove, and the connecting part is welded with the welding pad.

2. The circuit board assembly of an electronic device according to claim 1, wherein the flange includes a bent section bent toward a space between the flange and the main body portion.

3. A circuit board assembly for an electronic device according to claim 2, wherein the bent section extends in an arc.

4. The circuit board assembly of an electronic device according to claim 1, wherein the connecting portion is arc-shaped.

5. The circuit board assembly of the electronic device according to claim 1, wherein a first rounded transition portion is provided between the connecting portion and the main body portion.

6. The circuit board assembly of the electronic device according to claim 1, wherein a second rounded transition portion is provided between the connecting portion and the flange.

7. The circuit board assembly of claim 1, wherein the connecting portion and the flanges are plural, and the connecting portion and the flanges are in one-to-one correspondence,

a plurality of the connecting portions are spaced apart along an edge of the body portion.

8. The circuit board assembly of electronic device of claim 1, wherein said shield is an integrally formed part.

9. The circuit board assembly of electronic equipment of claim 1, wherein the flange is an elastic flange.

10. An electronic device, comprising:

a housing;

the circuit board assembly is arranged inside the shell and comprises a circuit main board and a shielding case, the circuit main board is provided with a bonding pad, the shielding case comprises a main body portion, a connecting portion and a flange, the main body portion and the circuit main board define an installation cavity, the connecting portion and the flange are located outside the installation cavity, the connecting portion is connected with the edge of the main body portion, the flange is connected with the connecting portion, the flange is spaced from the main body portion, the flange is used for forming a wire clamping groove together with the main body portion, and the connecting portion is welded with the bonding pad.