CN210405403U - Anti-static structure of mobile phone - Google Patents

Abstract

The utility model provides a static structure is prevented to cell-phone includes: cell-phone mainboard, ground connection metal sheet and mounting. The mobile phone circuit is arranged on the mobile phone mainboard, the mobile phone mainboard is provided with a grounding part, and the grounding end of the mobile phone circuit is electrically communicated with the grounding part. The grounding part is provided with a plurality of grounding grooves, and the outer surface of the grounding part is provided with a first conductive layer. The grounding metal plate is provided with a connecting part, and the connecting part is provided with a plurality of connecting blocks. Each connecting block is inserted into a grounding groove, and the grounding metal plate is abutted against the mobile phone mainboard at the first conducting layer. The side of the grounding part is provided with a first fixing hole which penetrates through the groove wall of each grounding groove. The grounding part is provided with a second fixing hole which penetrates through each connecting block. The fixing piece is inserted in the first fixing hole and the second fixing hole and is respectively connected with the grounding part and each connecting block. Above-mentioned static structure is prevented to cell-phone has promoted and has prevented the static effect, has improved structural stability simultaneously, and then has promoted the job stabilization nature of cell-phone.

Description

Anti-static structure of mobile phone

Technical Field

The utility model relates to a technical field of mobile phone motherboard structure especially relates to a static structure is prevented to cell-phone.

Background

Static electricity has constituted the greatest threat to the safety of microelectronic devices. Especially, the wide use of various woollen textiles and chemical fabrics, the expansion of the range of human activities and the complexity of actions, and the human body is always charged with high static voltage. Transient discharge caused by electrostatic induction when a person touches or approaches a metal part body of a mobile phone is very common.

Aiming at the anti-static structure of the mobile phone mainboard, the traditional solution is to add a layer of grounding metal panel on the mobile phone mainboard, and to make the grounding end on the mobile phone mainboard electrically conducted with the grounding metal panel. The grounding effect is realized through the grounding metal plate, and the anti-static effect is achieved. Meanwhile, the grounding metal plate plays a role in fixing the mobile phone mainboard.

However, the conventional anti-static structure of the mobile phone motherboard has a poor anti-static effect. In addition, the connection relationship between the mobile phone mainboard and the grounding metal panel is weaker, so that the structural stability is insufficient, the working stability of the mobile phone is reduced, the performance of the mobile phone is influenced, the service life of the mobile phone is shortened, and the durability is reduced.

SUMMERY OF THE UTILITY MODEL

Accordingly, there is a need to provide an anti-static structure for mobile phone, which aims at the technical problems of poor anti-static effect and insufficient structural stability.

An antistatic structure for a mobile phone, comprising: cell-phone mainboard, ground connection metal sheet and mounting. The mobile phone circuit is arranged on the mobile phone mainboard, the mobile phone mainboard is provided with a grounding part, and the grounding end of the mobile phone circuit is electrically communicated with the grounding part. The grounding part is provided with a plurality of grounding grooves, and the outer surface of the grounding part is provided with a first conducting layer. The grounding metal plate is provided with a connecting part, and the connecting part is provided with a plurality of connecting blocks. The connecting part and the grounding part are correspondingly arranged, each connecting block is inserted into one grounding groove, and the grounding metal plate is abutted to the mobile phone mainboard at the first conducting layer. A first fixing hole is formed in the side face of the grounding portion and penetrates through the groove wall of each grounding groove. The connecting part is provided with a second fixing hole which penetrates through each connecting block. The first fixing hole is communicated with the second fixing hole, the fixing piece is inserted into the first fixing hole and the second fixing hole, and the fixing piece is connected with the grounding part and each connecting block respectively.

In one embodiment, the fixing member has a cylindrical structure.

In one embodiment, an outer side surface of the fixing member is provided with an external thread, the grounding portion is provided with a first internal thread on a hole wall of the first fixing hole, the external thread is matched with the first internal thread, and the fixing member is screwed with the grounding portion.

In one embodiment, the connecting portion is provided with a second internal thread on a hole wall of the second fixing hole, the external thread is matched with the second internal thread, and the fixing member is screwed with the connecting portion.

In one embodiment, a handle is arranged at the end of the fixing piece.

In one embodiment, the handle is provided with an adjusting hole.

In one embodiment, the adjusting hole is a square hole.

In one embodiment, the surface of the fixture is provided with a second conductive layer.

In one embodiment, a plurality of the fixing parts are arranged, a plurality of the grounding parts are arranged on the mobile phone main board, and a plurality of the connecting parts are arranged on the grounding metal plate. Each fixing part is respectively arranged corresponding to one grounding part and one connecting part.

In one embodiment, four grounding parts are provided, and the four grounding parts are respectively positioned at the four corners of the mobile phone mainboard.

According to the anti-static structure of the mobile phone, the grounding end of the mobile phone circuit in the mobile phone main board is guided to the grounding metal plate through the abutting relation between the grounding part and the connecting part, so that the effect of guiding away static electricity is achieved, and the anti-static effect is achieved. Each connecting block is inserted into one grounding groove, so that the contact area between the grounding part and the connecting part is larger, the stability of effective butting between the grounding part and the connecting part is improved, and the anti-static effect is guaranteed. In addition, the connection relationship between each connecting block and one grounding groove enables the grounding part to be more stably abutted against the connecting part. Meanwhile, the fixing piece penetrates through the connecting blocks from the side face, so that the grounding part is firmly connected with the connecting part, and the connection stability of the mobile phone mainboard and the grounding metal plate is improved. This structure of preventing static of cell-phone has promoted the antistatic effect, has improved structural stability simultaneously, and then has promoted the job stabilization nature of cell-phone.

Drawings

FIG. 1 is a schematic diagram illustrating a structure of an antistatic structure of a mobile phone according to an embodiment;

fig. 2 is a schematic diagram illustrating a partial structure of an antistatic structure of a mobile phone according to an embodiment of the present invention.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

In the description of the present invention, it is to 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", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Referring to fig. 1 and fig. 2, the present invention provides a mobile phone anti-static structure 10, where the mobile phone anti-static structure 10 includes: a mobile phone main board 100, a grounding metal plate 200 and a fixing member 300. The mobile phone circuit 110 is disposed on the mobile phone motherboard 100, the mobile phone motherboard 100 is disposed with a grounding portion 120, and a grounding end of the mobile phone circuit 110 is electrically connected to the grounding portion 120. The ground portion 120 has a plurality of ground grooves 121, and a first conductive layer 122 is disposed on an outer surface of the ground portion 120. The ground metal plate 200 is provided with a connection portion 210, and the connection portion 210 is provided with a plurality of connection blocks 211. The connecting portion 210 is disposed corresponding to the grounding portion 120, each connecting block 211 is inserted into a grounding slot 121, and the grounding metal plate 200 abuts against the mobile phone motherboard 100 at the first conductive layer 122. A first fixing hole 123 is formed in a side surface of the ground portion 120, and the first fixing hole 123 penetrates through a groove wall of each ground groove 121. The connecting portion 210 has a second fixing hole 212, and the second fixing hole 212 penetrates each connecting block 211. The first fixing hole 123 is communicated with the second fixing hole 212, the fixing member 300 is inserted into the first fixing hole 123 and the second fixing hole 212, and the fixing member 300 is connected to the grounding portion 120 and each connecting block 211.

The above-mentioned mobile phone anti-static structure 10, through the abutting relationship between the grounding portion 120 and the connecting portion 210, leads the grounding end of the mobile phone circuit 110 in the mobile phone motherboard 100 to the grounding metal plate 200, thereby playing a role of guiding away static electricity and realizing an anti-static effect. Each connecting block 211 is inserted into one grounding groove 121, so that the contact area between the grounding portion 120 and the connecting portion 210 is larger, the stability of effective abutting between the grounding portion 120 and the connecting portion 210 is improved, and the anti-static effect is ensured. In addition, the connection relationship between each connection block 211 and one ground slot 121 makes the contact between the ground portion 120 and the connection portion 210 more stable. Meanwhile, the fixing member 300 penetrates through each connecting block 211 from the side, so that the connection between the grounding portion 120 and the connecting portion 210 is firm, and the connection stability between the mobile phone main board 100 and the grounding metal plate 200 is improved. This structure 10 of preventing static of cell-phone has promoted the antistatic effect, has improved structural stability simultaneously, and then has promoted the job stabilization nature of cell-phone.

The main board 100 serves as a core component of the mobile phone, and is provided with a mobile phone circuit 110, and the mobile phone circuit 110 carries main functions of the mobile phone, such as a communication function, a networking function, and the like. In order to facilitate the conduction of static electricity in the mobile phone circuit 110, the mobile phone motherboard 100 is provided with a grounding portion 120, and the grounding end of the mobile phone circuit 110 is electrically connected with the grounding metal plate 200 through the grounding portion 120, so as to conduct away the static electricity and realize the anti-static effect.

The grounding portion 120 is used to connect the grounding metal plate 200, and a first conductive layer 122 is disposed on an outer surface of the grounding portion 120 to further improve the conductive effect of the grounding portion 120. In the present embodiment, the first conductive layer 122 is an aluminum film. In another embodiment, the first conductive layer 122 is a tin oxide layer. Thus, the conductivity between the grounding portion 120 and the grounding metal plate 200 is improved, thereby facilitating the electrostatic guidance to the grounding metal plate 200 and improving the antistatic effect.

The grounding metal plate 200 is used to conduct away static electricity from the mobile phone motherboard 100. The grounding metal plate 200 is connected to the grounding portion 120 of the mobile phone main board 100 by a connection portion 210. In order to make the connection between the connection portion 210 and the ground portion 120 more effective, the ground portion 120 is formed with a plurality of ground grooves 121, the connection portion 210 is formed with a plurality of connection blocks 211, and each connection block 211 is inserted into one of the ground grooves 121. Thus, the contact area between the grounding portion 120 and the connecting portion 210 is larger, and the stability of effective contact between the grounding portion 120 and the connecting portion 210 is improved, so as to ensure the antistatic effect. In addition, the connection relationship between each connection block 211 and one ground slot 121 makes the contact between the ground portion 120 and the connection portion 210 more stable.

The fixing member 300 is used for fixing the positional relationship between the mobile phone motherboard 100 and the grounding metal plate 200. A first fixing hole 123 is formed in a side surface of the ground portion 120, and the first fixing hole 123 penetrates through a groove wall of each ground groove 121. The connecting portion 210 has a second fixing hole 212, and the second fixing hole 212 penetrates each connecting block 211. The fixing member 300 is inserted into the first fixing hole 123 and the second fixing hole 212, so that the fixing member 300 is connected to the ground part 120 and each of the connection blocks 211, respectively. The fixing member 300 improves the connection firmness between the grounding portion 120 and the connecting portion 210, and improves the connection stability between the mobile phone main board 100 and the grounding metal plate 200.

In one embodiment, the fixing member 300 has a cylindrical structure. Further, an external thread is disposed on an outer side surface of the fixing member 300, a first internal thread is disposed on a hole wall of the first fixing hole 123 of the grounding portion 120, the external thread is matched with the first internal thread, and the fixing member 300 is screwed with the grounding portion 120. Thus, the connection stability of the fixing member 300 to the ground portion 120 is further enhanced. Further, in one embodiment, the connecting portion 210 is provided with a second internal thread on the wall of the second fixing hole 212, the external thread is matched with the second internal thread, and the fixing member 300 is screwed with the connecting portion 210. Thus, the fixing member 300 is not easily detached from the first fixing hole 123 and the second fixing hole 212, and the structural stability among the fixing member 300, the connection portion 210, and the ground portion 120 is enhanced. Therefore, the structural strength of the anti-static structure of the mobile phone is improved.

In order to facilitate the user to hold the fixing member 300 and insert the fixing member 300 into the first fixing hole 123 and the second fixing hole 212, in one embodiment, a handle 310 is disposed at an end of the fixing member 300. The arrangement of the handle 310 provides a force point for a user to insert the fixing member 300 into the first fixing hole 123 and the second fixing hole 212 and to pull the fixing member 300 out of the first fixing hole 123 and the second fixing hole 212. Thus, convenience in clamping the fixing member 300 is improved.

To facilitate twisting of the fixture 300 by a user, in one embodiment, the handle 310 is provided with an adjustment hole 311. Thus, the user may insert a foreign tool into the adjustment hole 311, and rotate the fixing member 300 by pulling the foreign tool. When the fixing member 300 is respectively screwed with the connecting portion 210 and the grounding portion 120, the fixing member 300 is rotated by an external tool, thereby effectively improving the efficiency of taking the fixing member 300. Further, in one embodiment, the adjustment hole 311 is a square hole. Because the square hole has an edge, after an external tool is inserted into the adjusting hole 311, the external tool can form an effective abutting relation with the handle 310 of the fixing member 300, and the fixing member 300 can be screwed by the external tool. It should be noted that the adjusting hole 311 may be a hexagonal hole or a triangular hole, and a user may select the adjusting hole according to actual situations. Thus, the convenience of adjustment of the fixing member 300 is improved.

In order to improve the conductive performance among the fixing member 300, the connecting portion 210, and the ground portion 120, in one embodiment, a second conductive layer (not shown) is provided on the surface of the fixing member 300. In this embodiment, the second conductive layer is an aluminum film layer. In another embodiment, the second conductive layer is a tin oxide layer. Thus, the conduction among the stator 300, the connection portion 210, and the ground portion 120 is improved, thereby facilitating the static electricity of the ground portion 120 to be introduced into the connection portion 210 through the stator 300. Therefore, the anti-static effect is further improved.

In order to enhance the connection stability between the mobile phone main board 100 and the grounding metal plate 200, in one embodiment, a plurality of fixing members 300 are provided, a plurality of grounding portions 120 are provided on the mobile phone main board 100, and a plurality of connecting portions 210 are provided on the grounding metal plate 200. Each fixing member 300 is disposed corresponding to a grounding portion 120 and a connecting portion 210. Thus, the mobile phone motherboard 100 is connected with the grounding metal plate 200 through the fixing members 300, so that the structural stability of the anti-static structure of the mobile phone is further enhanced, and the anti-static effect of the anti-static structure of the mobile phone is further improved. Since the main mobile phone motherboard 100 has a rectangular structure, in this embodiment, four grounding portions 120 are provided, and the four grounding portions 120 are respectively located at the corners of the periphery of the mobile phone motherboard 100. That is, the four grounding portions 120 are respectively located at four corners of the mobile phone main board 100, further, the four connecting portions 210 are respectively located at four corners of the grounding metal plate 200, and the four fixing members 300 stably connect the mobile phone main board 100 and the grounding metal plate 200 for fixing and molding. So, improved the structural stability who collects antistatic structure.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. An antistatic structure for a mobile phone, comprising: the mobile phone comprises a mobile phone mainboard, a grounding metal plate and a fixing piece;

the mobile phone mainboard is provided with a mobile phone circuit, the mobile phone mainboard is provided with a grounding part, and the grounding end of the mobile phone circuit is electrically communicated with the grounding part; the grounding part is provided with a plurality of grounding grooves, and the outer surface of the grounding part is provided with a first conductive layer;

the grounding metal plate is provided with a connecting part, and the connecting part is provided with a plurality of connecting blocks; the connecting parts are arranged corresponding to the grounding parts, each connecting block is inserted into one grounding groove, and the grounding metal plate is abutted against the mobile phone mainboard at the first conducting layer;

a first fixing hole is formed in the side face of the grounding part and penetrates through the groove wall of each grounding groove; the connecting part is provided with a second fixing hole which penetrates through each connecting block; the first fixing hole is communicated with the second fixing hole, the fixing piece is inserted into the first fixing hole and the second fixing hole, and the fixing piece is connected with the grounding part and each connecting block respectively.

2. The antistatic structure for mobile phone according to claim 1, wherein the fixing member is a cylindrical structure.

3. The antistatic structure as claimed in claim 2, wherein the outer side of the fixing member has an external thread, the grounding portion has an internal thread on the wall of the first fixing hole, the external thread is adapted to the internal thread, and the fixing member is screwed to the grounding portion.

4. The anti-static structure of the mobile phone according to claim 3, wherein the connecting portion is provided with a second internal thread on the wall of the second fixing hole, the external thread is matched with the second internal thread, and the fixing member is screwed with the connecting portion.

5. The antistatic structure for the mobile phone according to claim 4, wherein a handle is arranged at the end of the fixing piece.

6. The antistatic structure for mobile phones according to claim 5, wherein the handle is provided with an adjusting hole.

7. The antistatic structure for mobile phone according to claim 6, wherein the adjusting hole is a square hole.

8. The antistatic structure for mobile phone according to claim 7, wherein the surface of the fixing member is provided with a second conductive layer.

9. The antistatic structure for mobile phone according to claim 1, wherein a plurality of said fixing members are provided, a plurality of said grounding portions are provided on said main board of mobile phone, and a plurality of said connecting portions are provided on said grounding metal plate; each fixing part is respectively arranged corresponding to one grounding part and one connecting part.

10. The antistatic structure of claim 9, wherein four grounding portions are provided, and the four grounding portions are respectively located at the four corners of the main board of the mobile phone.

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