CN217589398U - Antenna structure and TWS earphone - Google Patents
Antenna structure and TWS earphone Download PDFInfo
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- CN217589398U CN217589398U CN202220812444.5U CN202220812444U CN217589398U CN 217589398 U CN217589398 U CN 217589398U CN 202220812444 U CN202220812444 U CN 202220812444U CN 217589398 U CN217589398 U CN 217589398U
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Abstract
The embodiment of the application belongs to the field of intelligent wearable equipment and relates to an antenna structure and a TWS earphone. The antenna structure includes: the antenna comprises an antenna, a first circuit board, a connecting piece and a second circuit board; the antenna is arranged on the first circuit board, and the connecting piece is arranged on the second circuit board; one surface of the first circuit board, which is far away from the antenna, is in contact with one end, which is far away from the second circuit board, of the connecting piece, so that the antenna is conducted with the second circuit board. According to the circuit board, the first circuit board does not need to be provided with the wiring prohibition region, so that the area of the first circuit board is reduced; the antenna and the second circuit board are arranged in a separated mode, so that a layout forbidding area does not need to be arranged on the second circuit board, the area of the second circuit board is reduced, the problem of a radio frequency clearance interval is solved, and the radio frequency stability of the antenna is improved; in addition, the reduction of the areas of the first circuit board and the second circuit board is beneficial to the requirement of realizing product miniaturization of the TWS earphone adopting the antenna structure.
Description
Technical Field
The application relates to the technical field of intelligent wearable equipment, and more particularly relates to an antenna structure and a TWS earphone.
Background
As shown in fig. 1, most of the existing ceramic antennas 11 are directly mounted on a circuit board 12, and since metal shields the ceramic antennas 11, in order to ensure that the ceramic antennas 11 can normally receive and transmit signals, a distribution-forbidden region 13 needs to be arranged on the circuit board 12, which further increases the overall area of the circuit board 12;
in addition, under the industrial trend of the TWS earphone miniaturization design, the circuit board with a large area has a large influence on the miniaturization and the fine design of the product, so that the requirement for the miniaturization of the product cannot be met.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides an antenna structure and a TWS earphone, and is used for solving the problems that in the prior art, the antenna is directly installed on a circuit board and a wiring prohibition area needs to be set, so that the area of the circuit board is increased and the miniaturization of the TWS earphone cannot be met.
In order to solve the above technical problem, an embodiment of the present application provides an antenna structure, which adopts the following technical solutions:
an antenna structure comprising: the antenna comprises an antenna, a first circuit board, a connecting piece and a second circuit board; the antenna is arranged on the first circuit board, and the connecting piece is arranged on the second circuit board; one surface of the first circuit board, which is far away from the antenna, is contacted with one end, which is far away from the second circuit board, of the connecting piece, so that the antenna is conducted with the second circuit board.
Furthermore, the area of the mounting surface of the first circuit board is larger than that of the mounting surface of the antenna and larger than that of the contact surface of the connecting piece.
Further, the connecting piece is a spring sheet or a spring needle.
Furthermore, the number of the connecting pieces is two, and the two connecting pieces are in contact with one surface of the first circuit board far away from the antenna.
Further, the antenna is a ceramic antenna.
In order to solve the above technical problem, an embodiment of the present application further provides a TWS headset, which adopts the following technical solutions:
a TWS headset comprises a front shell, a rear shell and an antenna structure as described above, the antenna structure being located in a receiving cavity enclosed by the front shell and the rear shell.
Furthermore, the antenna is arranged on the front shell, the second circuit board is arranged on the rear shell, and when the front shell is connected with the rear shell, the first circuit board is in contact with the connecting piece.
Furthermore, a mounting groove is formed in the front shell, and the antenna is clamped in the mounting groove.
Furthermore, a positioning block is arranged on the rear shell, a positioning groove is formed in the side wall of the second circuit board, and the positioning block is matched with the positioning groove.
Furthermore, the rear shell is provided with a mounting column, the second circuit board is provided with a mounting hole, and the mounting column is matched with the mounting hole.
Compared with the prior art, the embodiment of the application mainly has the following beneficial effects: the antenna is arranged on the first circuit board, so that the first circuit board is not required to be provided with a distribution forbidding area, the area of the first circuit board can be greatly reduced, and the first circuit board can prevent the antenna from being in insufficient contact area when the antenna is directly contacted with the connecting piece; the second circuit board is provided with a connecting piece and an electronic element, the connecting piece is connected with the first circuit board, so that the antenna is conducted with the second circuit board to conduct signals, and the antenna and the second circuit board are arranged separately, so that the electronic element arranged on the second circuit board does not influence the antenna, a distribution forbidding area does not need to be arranged on the second circuit board, the area of the second circuit board can be greatly reduced, and the problem of a radio frequency clearance interval is solved due to the separate arrangement of the antenna and the second circuit board, and the radio frequency stability of the antenna is favorably improved; in addition, the reduction of the areas of the first circuit board and the second circuit board is beneficial to the requirement of realizing product miniaturization of the TWS earphone adopting the antenna structure.
Drawings
In order to illustrate the present application or prior art more clearly, a brief description of the drawings needed for the description of the embodiments or prior art will be given below, it being clear that the drawings in the following description are some embodiments of the present application and that other drawings can be derived from them by a person skilled in the art without inventive effort.
FIG. 1 is a prior art schematic view of a ceramic antenna mounted directly on a circuit board;
fig. 2 is a schematic diagram of an antenna structure according to an embodiment of the present invention;
FIG. 3 is an exploded view of FIG. 2;
fig. 4 is a schematic diagram of a TWS headset according to another embodiment of the present invention;
FIG. 5 isbase:Sub>A cross-sectional view taken at A-A of FIG. 4;
fig. 6 is an exploded view of fig. 4.
Reference numerals:
11. ceramic antennas in the prior art; 12. circuit boards in the prior art; 13. a forbidden area in the prior art;
2. an antenna structure; 21. an antenna; 22. a first circuit board; 23. a connecting member; 24. a second circuit board; 241. positioning a groove; 242. mounting holes; 3. a front housing; 4. a rear housing; 41. positioning a block; 42. and (7) mounting the column.
Detailed Description
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof in the description and claims of this application and the description of the figures above, are intended to cover non-exclusive inclusions. The terms "first," "second," and the like in the description and claims of this application or in the foregoing drawings are used for distinguishing between different objects and not for describing a particular sequential order.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein may be combined with other embodiments.
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings.
The embodiment of the present application provides an antenna structure 2, as shown in fig. 2 and 3, the antenna structure 2 includes: an antenna 21, a first wiring board 22, a connecting member 23, and a second wiring board 24; the antenna 21 is arranged on the first circuit board 22, and the connecting piece 23 is arranged on the second circuit board 24; one surface of the first circuit board 22 far away from the antenna 21 is in contact with one end of the connecting piece 23 far away from the second circuit board 24, so that the antenna 21 is conducted with the second circuit board 24.
The antenna structure 2 provided by the embodiment of the application has the beneficial effects that: the first circuit board 22 and the second circuit board 24 are adopted, and the first circuit board 22 is only used for arranging the antenna 21, so that a layout forbidding area is not required to be arranged on the first circuit board 22, the area of the first circuit board 22 can be greatly reduced, and the arrangement of the first circuit board 22 can prevent the antenna 21 from being in insufficient contact area when the antenna 21 is directly contacted with the connecting piece 23; the second circuit board 24 is provided with a connecting member 23 and an electronic component (not shown), the connecting member 23 is connected with the first circuit board 22, so that the antenna 21 and the second circuit board 24 are conducted to conduct signals, and the antenna 21 and the second circuit board 24 are separately arranged, so that the electronic component arranged on the second circuit board 24 does not affect the antenna 21, and further, a distribution forbidding area does not need to be arranged on the second circuit board 24, the area of the second circuit board 24 can be greatly reduced, and the problem of a radio frequency clearance interval is solved due to the separate arrangement of the antenna 21 and the second circuit board 24, and the radio frequency stability of the antenna 21 is favorably improved; in addition, the reduction of the area of the first circuit board 22 and the second circuit board 24 is beneficial to the requirement of miniaturization of the TWS earphone adopting the antenna structure 2.
Further, the mounting surface area of the first circuit board 22 is larger than the mounting surface area of the antenna 21 and larger than the contact surface area of the connecting member 23; on one hand, the mounting requirements of the antenna 21 are satisfied, and on the other hand, the contact area between the first circuit board 22 and the connecting part 23 is not enough, so that the conduction between the antenna 21 and the second circuit board 24 is ensured.
It is to be understood that the first wiring board 22 is used only for mounting the antenna 21, and the second wiring board 24 is used for mounting the electronic components and the connecting member 23, so that the mounting surface area of the first wiring board 22 is smaller than that of the second wiring board 24 in the present application.
Further, the connecting piece 23 is a spring sheet or a spring needle; the elastic sheet and the pogo pin can both realize the conduction between the antenna 21 and the second circuit board 24.
Further, the number of the connecting pieces 23 is two, and both the connecting pieces 23 are in contact with one surface of the first circuit board 22 away from the antenna 21; the mounting stability of the first circuit board 22 is increased, and the contact area with the first circuit board 22 is also increased, ensuring that the antenna 21 and the second circuit board 24 can be conducted.
Further, the antenna 21 is a ceramic antenna; the cost of using an LDS (Laser Direct Structuring) antenna or an FPC (Flexible Print Circuit) antenna is reduced, and the dual purposes of low cost and small occupied space are achieved.
The embodiments of the present application further provide a TWS (True Wireless Stereo) headset, as shown in fig. 4 to 6, where the TWS headset includes a front shell 3, a rear shell 4, and the antenna structure 2 is located in a containing cavity formed by the front shell 3 and the rear shell 4.
The beneficial effect of the TWS earphone that this application embodiment provided does: the antenna structure 2 adopts the first circuit board 22 and the second circuit board 24, and the first circuit board 22 is only used for arranging the antenna 21, so that a wiring forbidding area does not need to be arranged on the first circuit board 22, and the area of the first circuit board 22 can be greatly reduced; the second circuit board 24 is provided with a connecting member 23 and an electronic component (not shown), the connecting member 23 is connected with the first circuit board 22, so that the antenna 21 and the second circuit board 24 are conducted to conduct signals, and the antenna 21 and the second circuit board 24 are separately arranged, so that the electronic component arranged on the second circuit board 24 does not affect the antenna 21, and further, a distribution forbidding area does not need to be arranged on the second circuit board 24, the area of the second circuit board 24 can be greatly reduced, and the problem of a radio frequency clearance interval is solved by the separate arrangement of the antenna 21 and the second circuit board 24, and the radio frequency stability of the antenna 21 is favorably improved; the reduction in area of the first and second circuit boards 22, 24 is beneficial to the need for miniaturization of the TWS headset employing the antenna structure 2.
Further, the antenna 21 is disposed on the front housing 3, the second circuit board 24 is disposed on the rear housing 4, and when the front housing 3 is connected to the rear housing 4, the first circuit board 22 contacts the connecting member 23. In the production process, the antenna 21 is firstly arranged on the first circuit board 22 to form a first assembly, then the connecting piece 23 is arranged on the second circuit board 24 to form a second assembly, then the antenna 21 of the first assembly is arranged on the front shell 3, the second circuit board 24 of the second assembly is arranged on the rear shell 4, and the first circuit board 22 is contacted with the connecting piece 23 when the front shell 3 is connected with the rear shell 4; the antenna 21 and the first circuit board 22 are assembled with the connecting piece 23 and the second circuit board 24 separately, which is beneficial to reducing the difficulty of production and installation.
Further, a mounting groove (not shown) is formed on the front housing 3, and the antenna 21 is clamped in the mounting groove; the clamping structure of the mounting groove and the antenna 21 can facilitate production and installation.
Furthermore, a positioning block 41 is arranged on the rear shell 4, a positioning groove 241 is arranged on the side wall of the second circuit board 24, and the positioning block 41 is matched with the positioning groove 241; it is ensured that the mounting position of the second wiring board 24 on the rear case 4 is accurate.
Further, a mounting post 42 is arranged on the rear shell 4, a mounting hole 242 is formed in the second circuit board 24, and the mounting post 42 is matched with the mounting hole 242; it is further ensured that the mounting position of the second wiring board 24 on the rear case 4 is accurate.
It should be understood that the above-described embodiments are merely exemplary of some, and not all, embodiments of the present application, and that the drawings illustrate preferred embodiments of the present application without limiting the scope of the claims appended hereto. This application is capable of embodiments in many different forms and is provided for the purpose of enabling a thorough understanding of the disclosure of the application. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that the present application may be practiced without modification or with equivalents of some of the features described in the foregoing embodiments. All equivalent structures made by using the contents of the specification and the drawings of the present application are directly or indirectly applied to other related technical fields and are within the protection scope of the present application.
Claims (10)
1. An antenna structure, comprising: the antenna comprises an antenna, a first circuit board, a connecting piece and a second circuit board; the antenna is arranged on the first circuit board, and the connecting piece is arranged on the second circuit board; one surface of the first circuit board, which is far away from the antenna, is contacted with one end, which is far away from the second circuit board, of the connecting piece, so that the antenna is conducted with the second circuit board.
2. The antenna structure according to claim 1, characterized in that the mounting surface area of the first wiring board is larger than the mounting surface area of the antenna and larger than the contact surface area of the connector.
3. An antenna structure according to any one of claims 1 to 2, wherein the connector is a spring or pogo pin.
4. The antenna structure according to any one of claims 1 to 2, wherein the number of the connecting members is two, and both of the connecting members are in contact with a surface of the first wiring board remote from the antenna.
5. The antenna structure according to any of claims 1 to 2, characterized in that the antenna is a ceramic antenna.
6. A TWS headset comprising a front housing, a rear housing and an antenna structure as claimed in any of claims 1 to 5, the antenna structure being located within a receiving cavity defined by the front and rear housings.
7. The TWS headset of claim 6, wherein the antenna is disposed on the front housing and the second wiring board is disposed on the rear housing, the first wiring board being in contact with the connector when the front housing is connected to the rear housing.
8. The TWS headset of claim 7, wherein the front housing has a mounting slot therein, the antenna being captured in the mounting slot.
9. The TWS earphone of claim 7, wherein a positioning block is disposed on the rear housing, and a positioning groove is disposed on a side wall of the second circuit board, the positioning block being engaged with the positioning groove.
10. The TWS headset of claim 7, wherein the rear housing has mounting posts formed thereon and the second circuit board has mounting holes formed thereon, the mounting posts engaging the mounting holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220812444.5U CN217589398U (en) | 2022-04-07 | 2022-04-07 | Antenna structure and TWS earphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220812444.5U CN217589398U (en) | 2022-04-07 | 2022-04-07 | Antenna structure and TWS earphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217589398U true CN217589398U (en) | 2022-10-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220812444.5U Active CN217589398U (en) | 2022-04-07 | 2022-04-07 | Antenna structure and TWS earphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217589398U (en) |
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2022
- 2022-04-07 CN CN202220812444.5U patent/CN217589398U/en active Active
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