CN212969731U - Mobile terminal - Google Patents
Mobile terminal Download PDFInfo
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- CN212969731U CN212969731U CN202022493992.XU CN202022493992U CN212969731U CN 212969731 U CN212969731 U CN 212969731U CN 202022493992 U CN202022493992 U CN 202022493992U CN 212969731 U CN212969731 U CN 212969731U
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- mounting hole
- antenna
- feed point
- mobile terminal
- antenna feed
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Abstract
The application relates to the technical field of mobile terminals and discloses a mobile terminal, which comprises: the circuit board is provided with a first mounting hole; the antenna elastic sheet is provided with a second mounting hole; the antenna feed point is provided with a third mounting hole; a middle frame; the antenna feed point is connected to the middle frame; the fastener sequentially penetrates through the first mounting hole and the second mounting hole and is fixedly matched with the third mounting hole, so that the antenna elastic sheet is abutted against the circuit board and the antenna feed point. According to the scheme, the fastener sequentially penetrates through the first mounting hole and the second mounting hole and is fixedly matched with the third mounting hole, so that the antenna elastic sheet is abutted against the circuit board and the antenna feed point, and the signal transmission between the antenna feed point and the circuit board is realized; meanwhile, the internal structure of the mobile phone is compact, the utilization rate of the internal space of the mobile phone is improved, and the reduction of the overall thickness of the mobile phone is facilitated.
Description
Technical Field
The utility model relates to a mobile terminal technical field, concretely relates to mobile terminal.
Background
In the mobile terminal, the metal feed point is connected to the middle frame, and the elastic sheet is connected to the main board. The mode of conducting the middle frame antenna is that the elastic sheet on the mainboard is contacted with a specific antenna metal feed point on the middle frame, so that the mainboard is electrically contacted with the antenna metal feed point, and signal transmission is realized.
However, the above structure causes a problem of wasted space inside the mobile terminal.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned drawbacks and deficiencies in the prior art, it is desirable to provide a mobile terminal.
The utility model provides a mobile terminal, include:
the circuit board is provided with a first mounting hole;
the antenna elastic sheet is provided with a second mounting hole;
the antenna feed point is provided with a third mounting hole;
a middle frame; the antenna feed point is connected to the middle frame;
the fastener sequentially penetrates through the first mounting hole and the second mounting hole and is fixedly matched with the third mounting hole, so that the antenna elastic sheet is abutted against the circuit board and the antenna feed point.
In one embodiment, the middle frame comprises a metal part and an insulating part, and the metal part is in plug fit with the insulating part.
In one embodiment, the antenna feed point is disposed on the metal portion, and the antenna feed point is integrally formed with the metal portion.
In one embodiment, the antenna feed point is surrounded by the insulating portion.
In one embodiment, the fastener is threadably or interference fit with the third mounting hole.
In one embodiment, the fastener is provided with external threads, the third mounting hole is provided with internal threads, and the fastener is in threaded connection with the third mounting hole.
In one embodiment, the third mounting hole is a through hole or a blind hole.
In one embodiment, the middle frame is in positioning fit with the circuit board.
In one embodiment, the middle frame is in plug fit with the antenna shrapnel.
In one embodiment, the loudspeaker element is provided with a fourth mounting hole, and the fastener penetrates through the fourth mounting hole, the first mounting hole and the second mounting hole in sequence and is fixedly matched with the third mounting hole.
Compared with the prior art, the beneficial effects of the utility model are that:
according to the scheme, the fastener sequentially penetrates through the first mounting hole and the second mounting hole and is fixedly matched with the third mounting hole, so that the antenna elastic sheet is abutted against the circuit board and the antenna feed point, and the signal transmission between the antenna feed point and the circuit board is realized; meanwhile, the internal structure of the mobile phone is compact, the utilization rate of the internal space of the mobile phone is improved, and the reduction of the overall thickness of the mobile phone is facilitated; the metal part and the insulating part are in splicing fit, so that the production cost is reduced; the antenna feed point and the metal part are integrally formed, so that the production cost is reduced; the antenna feed point is surrounded by the insulating part, which is beneficial to the good work between the antenna feed point and the antenna part and prevents the receiving and transmitting signals of the antenna part from being interfered.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
fig. 1 is a schematic structural diagram of a mobile terminal according to an embodiment of the present application;
FIG. 2 is a sectional view taken along line A-A of FIG. 1;
fig. 3 is a schematic structural diagram of another mobile terminal according to an embodiment of the present application;
FIG. 4 is an exploded view of another mobile terminal according to an embodiment of the present application;
FIG. 5 is a sectional view taken along line B-B of FIG. 3;
fig. 6 is a schematic structural view of a speaker element receiving groove according to an embodiment of the present application;
fig. 7 is an exploded view of a speaker element receiving slot according to an embodiment of the present application;
fig. 8 is a bottom schematic view of a speaker component receiving pocket according to an embodiment of the present application;
fig. 9 is a schematic structural diagram of an antenna dome according to an embodiment of the present application.
In fig. 1 to 9: 100-middle frame, 11-mainboard accommodating groove, 12-battery accommodating groove, 13-loudspeaker element accommodating groove, 131-metal part, 131A-hollow structure, 1311-antenna part, 1312-positioning column, 132-insulating part and 132A-U-shaped structure;
200-a main board, 21-a first mounting hole of the main board, 300-a battery, 400-a loudspeaker element, 41-a fourth mounting hole, 500-a small board, 51-a first mounting hole of the small board, 52-a positioning hole, 600-an antenna elastic sheet, 61-a second mounting hole, 700-an antenna feed point, 71-a third mounting hole; 800-fastener.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Fig. 1 shows a schematic structural diagram of a mobile terminal provided in the present application.
The mobile terminal includes a middle frame 100, a circuit board, an antenna dome 600, an antenna feed point 700, and a fastener 800. The circuit board is provided with a first mounting hole; the antenna dome 600 is provided with a second mounting hole 61; the antenna feed point 700 is connected to the middle frame 100, and the antenna feed point 700 is provided with a third mounting hole 71.
The fastener 800 sequentially passes through the first mounting hole and the second mounting hole 61, and is fixedly matched with the third mounting hole 71, so that the antenna dome 600 is abutted against the circuit board and the antenna feed point 700.
The mobile terminal related to the embodiment of the present application may be any terminal device having functions of communication, storage, display, and the like, such as: smart phones, tablet computers, notebook computers, wearable devices, and the like. The following embodiments are illustrated with a smartphone.
Referring to fig. 1, a middle frame 100 of a smart phone has a first surface and a second surface opposite to each other, and a main board receiving groove 11, a battery receiving groove 12, and a speaker element receiving groove 13 are sequentially formed on the first surface. The main board receiving groove 11 is used for mounting the main board 200, the battery receiving groove 12 is used for mounting the battery 300, and the speaker component receiving groove 13 is used for mounting the speaker component 400. A display screen receiving groove (not shown) is provided in the second surface for mounting a display screen. Wherein the small plate 500 is located in the speaker element receiving groove 13.
The antenna feed point 700 is used for receiving and transmitting electromagnetic waves so that the terminal device can perform data transfer with other communication devices. The circuit board may be the motherboard 200 or the platelet 500.
Referring to fig. 3 to 5, a plurality of fourth mounting holes 41 are formed at the edge of the speaker component 400, and the antenna feed point 700 is connected to the bottom of the speaker component accommodating groove 13. The circuit board is a small plate 500, and the antenna elastic piece 600 is disposed between the small plate 500 and the antenna feed point 700, so that the axis of the first mounting hole 51, the axis of the second mounting hole 61, and the axis of the third mounting hole 71 of the small plate 500 are all located on the same straight line. The speaker element 400 is mounted in the speaker element receiving groove 13, and the speaker element 400 is pressed against the small plate 500, so that the axis of the first mounting hole 51, the axis of the second mounting hole 61, the axis of the third mounting hole 71 and the axis of one fourth mounting hole 41 of the small plate 500 are all located on the same straight line.
The fastener 800 sequentially passes through the fourth mounting hole 41, the first mounting hole 51 of the small plate 500 and the second mounting hole 61, and the fastener 800 is fixedly matched with the third mounting hole 71, so that the antenna elastic piece 600, the small plate 500 and the antenna feed point 700 are abutted against each other. The fastener 800 connects the speaker element 400, the small plate 500 and the antenna dome 600 to the middle frame 100, so that signal transmission between the antenna feed point 700 and the small plate 500 is realized; meanwhile, the internal structure of the mobile phone is compact, the utilization rate of the internal space of the mobile phone is improved, and the reduction of the overall thickness of the mobile phone is facilitated.
It should be noted that, referring to fig. 2, when the circuit board is the main board 200, in the main board accommodating groove 11, the antenna feed point 700 is connected to the bottom of the main board accommodating groove 11, the main board 200 is installed in the main board accommodating groove 11, and the antenna elastic piece 600 is disposed between the antenna feed point 700 and the main board 200, so that the axis of the first mounting hole 21, the axis of the second mounting hole 61, and the axis of the third mounting hole 71 of the main board 200 are all located on the same straight line. The fastener 800 sequentially penetrates through the first mounting hole 21 and the second mounting hole 61 of the main board 200, and the fastener 800 is fixedly matched with the third mounting hole 71, so that the antenna dome 600 abuts against the main board 200 and the antenna feed point 700. The fastener 800 connects the main board 200 and the antenna dome 600 to the middle frame 100, so that signal transmission between the antenna feed point 700 and the main board 200 is realized; meanwhile, the internal structure of the mobile phone is compact, the utilization rate of the internal space of the mobile phone is improved, and the reduction of the overall thickness of the mobile phone is facilitated.
In this embodiment, the middle frame 100 includes a metal portion 131 and an insulating portion 132, and the metal portion 131 is inserted into and fitted with the insulating portion 132.
Referring to fig. 6 to 8, the speaker element housing groove 13 includes a metal portion 131 and an insulating portion 132, and the material of the metal portion 131 may be an aluminum alloy material, a magnesium alloy material, stainless steel, or the like; the material of the insulating portion 132 may be plastic, or other insulating material. The bottom of the speaker element receiving groove 13 is a metal portion 131, and the side wall of the speaker element receiving groove 13 is an insulating portion 132. The bottom of the speaker component accommodating groove 13 is hollowed to obtain a T-shaped structure, wherein the hollowed structure 131A is substantially in an Ω shape. The U-shaped structure 132A capable of being matched with the hollow structure 131A is convexly disposed on the sidewall of the speaker component accommodating groove 13, so that the U-shaped structure 132A can be embedded into the hollow structure 131A. The hollow structure 131A at the bottom of the speaker component accommodating groove 13 is matched with the U-shaped structure 132A at the side wall of the speaker component accommodating groove 13 in an inserting manner, so that the speaker component accommodating groove 13 is formed, and the production cost is reduced.
Further, the T-shaped structure is formed by the antenna feed point 700 and the antenna portion 1311. The antenna portion 1311 is a bottom portion of the speaker element accommodation groove 13 connected to the antenna feed point 700, and the bottom portion of the speaker element accommodation groove 13 functions as an antenna for transmitting and receiving signals. The antenna feed point 700 and the bottom of the speaker element accommodating groove 13 are integrally formed, so that the production is convenient, and the production cost is reduced.
Further, when the bottom of the speaker component receiving groove 13 is inserted into the sidewall of the speaker component receiving groove 13, the U-shaped structure 132A of the insulating portion 132 surrounds the antenna feeding point 700, so as to prevent the antenna feeding point 700 or the antenna portion 1311 from being short-circuited, and prevent the receiving and transmitting signals of the antenna feeding point 700 or the antenna portion 1311 from being interfered.
In this embodiment, the middle frame 100 is inserted into and mated with the antenna dome 600.
Referring to fig. 4, the antenna clip 600 has the same structure as the elastic washer, for example, the elastic washer may be of the type GB/T93-1987, and the antenna clip 600 can be inserted into the U-shaped structure 132A of the side wall of the speaker element receiving groove 13. After the hollow-out structure 131A at the bottom of the speaker element accommodating groove 13 is in inserting fit with the U-shaped structure 132A on the sidewall of the speaker element accommodating groove 13, the antenna elastic sheet 600 is in inserting fit with the U-shaped structure 132A, so that the antenna elastic sheet 600 can be inserted into the U-shaped structure 132A, and the antenna elastic sheet 600 is fixedly connected to the U-shaped structure 132A.
In this embodiment, the middle frame 100 is positioned and matched with the circuit board.
Referring to fig. 4, a positioning post 1312 is protruded from the bottom of the speaker component accommodation groove 13, and a positioning hole 52 capable of passing through the positioning post 1312 is further provided in the small plate 500. The antenna spring 600 is inserted and matched with the U-shaped structure 132A, so that the antenna spring 600 is fixedly connected to the U-shaped structure 132A. Then, the small plate 500 is in positioning fit with the middle frame 100, so that the positioning hole 52 of the small plate 500 is penetrated by the positioning column 1312 of the speaker element accommodating groove 13, thereby restricting the degree of freedom of the small plate 500, and helping the axis of the first mounting hole 51 of the small plate 500 and the axis of the second mounting hole 61 of the antenna dome 600 to be located on the same straight line.
In this embodiment, the fastener 800 is in threaded or interference fit with the third mounting hole 71.
The fourth mounting hole 41 of the speaker element 400 is a circular through hole having a diameter D. The first mounting hole 51 of the small plate 500 is a circular through hole having a diameter D. The second mounting hole 61 of the antenna dome 600 is a circular through hole with a diameter D. The third mounting hole 71 of the antenna feed point 700 is a circular through hole or a blind hole, the circular through hole or the blind hole is provided with internal threads, and the diameter of the third mounting hole 71 is D. The fastener 800 is externally threaded and the fastener 800 may be a screw, bolt, stud, or the like. The fastener 800 has an outer diameter D. The antenna dome 600 is constructed in the same manner as the elastic gasket, for example, the elastic gasket may be of the type GB/T93-1987.
The fastener 800 sequentially passes through the fourth mounting hole 41, the first mounting hole 51 of the small plate 500 and the second mounting hole 61, and the fastener 800 is in threaded connection with the third mounting hole 71, so that the antenna dome 600, the small plate 500 and the antenna feed point 700 are abutted against each other. In addition, the antenna dome 600 can prevent the connection between the fastening member 800 and the middle frame 100 from loosening, and ensure that the fastening member 800 is stably connected to the middle frame 100.
Alternatively, the fourth mounting hole 41 of the speaker element 400 is a circular through hole having a diameter D. The first mounting hole 51 of the small plate 500 is a circular through hole having a diameter D. The second mounting hole 61 of the antenna dome 600 is a circular through hole with a diameter D. The third mounting hole 71 of the antenna feed point 700 is a circular through hole or blind hole with a diameter D. The fastener 800 is externally threaded and the fastener 800 may be a pin. The fastener 800 has an outer diameter D. The antenna dome 600 is constructed in the same manner as the elastic gasket, for example, the elastic gasket may be of the type GB/T93-1987.
The fastener 800 sequentially passes through the fourth mounting hole 41, the first mounting hole 51 of the small plate 500 and the second mounting hole 61, the fastener 800 is in interference fit with the third mounting hole 71, so that the antenna elastic sheet 600 is abutted against the small plate 500 and the antenna feed point 700, wherein the fastener 800 is in clearance fit with the fourth mounting hole 41, the first mounting hole 51 of the small plate 500 and the second mounting hole 61. In addition, the antenna dome 600 can prevent the connection between the fastening member 800 and the middle frame 100 from loosening, and ensure that the fastening member 800 is stably connected to the middle frame 100.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by those skilled in the art that the scope of the disclosure herein is not limited to the particular combination of features described above, but also encompasses other arrangements formed by any combination of the above features or their equivalents without departing from the spirit of the disclosure. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (10)
1. A mobile terminal, comprising:
the circuit board is provided with a first mounting hole;
the antenna elastic sheet is provided with a second mounting hole;
the antenna feed point is provided with a third mounting hole;
a middle frame; the antenna feed point is connected to the middle frame;
the fastener sequentially penetrates through the first mounting hole and the second mounting hole and is fixedly matched with the third mounting hole, so that the antenna elastic sheet is abutted against the circuit board and the antenna feed point.
2. The mobile terminal of claim 1, wherein the middle frame comprises a metal portion and an insulating portion, and the metal portion is in plug fit with the insulating portion.
3. The mobile terminal of claim 2, wherein the antenna feed point is disposed on the metal portion, and wherein the antenna feed point is integrally formed with the metal portion.
4. A mobile terminal according to claim 3, wherein the antenna feed point is surrounded by the insulating portion.
5. The mobile terminal of claim 1, wherein the fastener is threaded or interference fit with the third mounting hole.
6. The mobile terminal of claim 5, wherein the fastener is externally threaded and the third mounting hole is internally threaded, the fastener being threadably coupled to the third mounting hole.
7. The mobile terminal of claim 6, wherein the third mounting hole is a through hole or a blind hole.
8. The mobile terminal according to any of claims 1 to 7, wherein the middle frame is in positioning fit with the circuit board.
9. The mobile terminal according to any of claims 1 to 7, wherein the middle frame is in plug-in fit with the antenna dome.
10. The mobile terminal according to any one of claims 1 to 7, further comprising a speaker element, wherein the speaker element is provided with a fourth mounting hole, and the fastening member passes through the fourth mounting hole, the first mounting hole and the second mounting hole in sequence and is fixedly engaged with the third mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022493992.XU CN212969731U (en) | 2020-11-02 | 2020-11-02 | Mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022493992.XU CN212969731U (en) | 2020-11-02 | 2020-11-02 | Mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212969731U true CN212969731U (en) | 2021-04-13 |
Family
ID=75372716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022493992.XU Active CN212969731U (en) | 2020-11-02 | 2020-11-02 | Mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212969731U (en) |
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2020
- 2020-11-02 CN CN202022493992.XU patent/CN212969731U/en active Active
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