CN218039787U - Antenna and mobile terminal - Google Patents
Antenna and mobile terminal Download PDFInfo
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- CN218039787U CN218039787U CN202222114899.2U CN202222114899U CN218039787U CN 218039787 U CN218039787 U CN 218039787U CN 202222114899 U CN202222114899 U CN 202222114899U CN 218039787 U CN218039787 U CN 218039787U
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Abstract
The present disclosure relates to an antenna and a mobile terminal, for the mobile terminal, including: the support of non-metallic, the support is equipped with location portion and first fixed orifices. The metal connecting piece comprises a metal body and a metal elastic sheet which is used for being in contact fit with a metal shell of the mobile terminal, and the metal elastic sheet is connected with the metal body; the metal body is provided with a positioning matching part in positioning matching with the positioning part and a second fixing hole corresponding to the first fixing hole in position. The fixing piece penetrates through the first fixing hole and the second fixing hole from one side of the support and abuts against the support. And the fixed fitting piece is connected with the fixing piece from one side of the metal body, so that the bracket is fixedly connected with the metal connecting piece. So set up, the mounting contacts with the support and does not contact with metal connecting piece, ensures that the actual contact position of mounting and metal shrapnel only this department of fixed fitting piece place position, does not have other possible routes, has guaranteed the uniformity of the electric length of antenna and the production uniformity of product.
Description
Technical Field
The present disclosure relates to the field of antenna technology, and in particular, to an antenna and a mobile terminal.
Background
The current mobile phone antenna usually adopts a spring plate and screw implementation mode to realize the grounding of the antenna. The screws are generally coated with anti-falling glue (non-conducting), so that the conducting performance of the screws after being screwed is uncertain, the electric length of the antenna is uncertain, the resonant frequency and the production consistency of the antenna are influenced, and the problem needs to be solved urgently.
The existing proposal in the market is to screw a white screw (namely, a screw without glue falling resistance) to ensure the contact consistency with an elastic sheet, but the white screw has problems in oxidation resistance, structural stability and other properties.
SUMMERY OF THE UTILITY MODEL
The present disclosure is directed to an antenna and a mobile terminal to solve at least some problems of the related art.
In order to achieve the purpose, the technical scheme adopted by the disclosure is as follows:
in a first aspect, according to an embodiment of the present disclosure, there is provided an antenna for a mobile terminal, including:
the support is made of a non-metal material and is provided with a positioning part and a first fixing hole;
the metal connecting piece comprises a metal body and a metal elastic sheet which is in contact fit with a metal shell of the mobile terminal, and the metal elastic sheet is connected with the metal body; the metal body is provided with a positioning matching part in positioning matching with the positioning part and a second fixing hole corresponding to the first fixing hole in position;
the fixing piece penetrates through the first fixing hole and the second fixing hole from one side of the support and abuts against the support;
and the fixed matching piece is connected with the fixing piece from one side of the metal body, so that the bracket is fixedly connected with the metal connecting piece.
Optionally, one of the positioning portion and the positioning matching portion is a positioning column, the other of the positioning portion and the positioning matching portion is a positioning hole matched with the positioning column, and the positioning column is inserted into the positioning hole.
Optionally, the stent comprises:
the bracket comprises a bracket body, wherein a notch part is formed on the edge of the side wall of the bracket body;
the bracket plate is connected with the bracket body from the notch part, and the thickness of the bracket plate is smaller than that of the bracket body; the positioning part and the first fixing hole are arranged on the support plate and extend along the thickness direction of the support plate, and the fixing part is abutted to the support plate.
Optionally, the positioning part is arranged at the middle position of the support plate; and/or
The first fixing holes are formed in the positions of two sides of the support plate.
Optionally, the holder plate includes first and second surfaces in a thickness direction and a side surface between the first and second surfaces;
the metal body comprises a first metal plate, a second metal plate and a third metal plate, the first metal plate is abutted against the first surface, the second metal plate is abutted against the side surface and connected with the first metal plate, and the third metal plate is abutted against the second surface and connected with the second metal plate;
the second fixing hole is formed in at least one of the first metal plate and the third metal plate, and the fixing piece abuts against at least one of a second surface, back to the first metal plate, of the support plate and a first surface, back to the third metal plate, of the support plate; the positioning matching part is arranged on the second metal plate, and the metal elastic sheet is connected with the third metal plate.
Optionally, the support plate includes a first plate body, a second plate body connected to the first plate body in a bending manner along the length direction of the support plate, and a third plate body connected to the second plate body in a bending manner along the length direction of the support plate;
the first metal plate is abutted against the first surface of the first plate, the second metal plate is abutted against the side surface of the second plate, and the third metal plate is abutted against the second surfaces of the second plate and the third plate;
the first fixing hole is formed in at least one of the first plate body and the third plate body, and the fixing piece abuts against at least one of the second surface of the first plate body and the first surface of the third plate body; the positioning part is arranged on the second surface of the second plate body.
Optionally, the metal elastic sheet is connected to one side of the third metal plate; the metal body further comprises a clamping claw part which is connected to the other side of the third metal plate part and clamped on the side wall of the third plate body.
Optionally, the first metal plate, the second metal plate and the third metal plate are integrally formed.
Optionally, the number of the positioning parts and the positioning matching parts is at least one; and/or
The metal elastic sheet and the metal body are integrally formed.
In a second aspect, an embodiment of the present disclosure provides a mobile terminal, which includes a metal housing and the antenna according to the first aspect, wherein a metal elastic sheet of the antenna is abutted to the metal housing.
The technical scheme provided by the embodiment of the disclosure can have the following beneficial effects:
this disclosed antenna, mounting wear to establish in first fixed orifices and second fixed orifices from one side of non-metallic material's support, and fixed fitting spare is connected with the mounting from one side of metal body to with support and metal connecting piece fixed connection. So set up, the mounting contacts with the support and does not contact with metal connecting piece, ensures that the actual contact position of mounting and metal shrapnel only has this department of fixed fitting piece place position, does not have other possible routes, has guaranteed the uniformity of the electric length of antenna and the production uniformity of product, effectively solves among the relevant art screw and metal shrapnel contact and causes the inconsistent problem of electric connection length to reach the inconsistent problem of antenna performance when mass production. And through the location cooperation of location portion and location cooperation portion, can guarantee can not take place the skew between support and the metal connecting piece to guarantee antenna performance and structural reliability.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Drawings
Fig. 1 is a perspective view of an antenna of the related art.
Fig. 2 is a partially enlarged schematic view of fig. 1.
Fig. 3 is a partially exploded schematic view of fig. 2.
Fig. 4 is a perspective view of an antenna shown in an exemplary embodiment of the present disclosure.
Fig. 5 is a partially enlarged schematic view of fig. 4.
Fig. 6 is a partially exploded schematic view of fig. 5.
Fig. 7 is a schematic view of fig. 6 with the fastener removed.
Detailed Description
The present disclosure will be described in detail below with reference to specific embodiments shown in the drawings. These embodiments do not limit the disclosure, and structural, methodological, or functional changes made by those skilled in the art according to these embodiments are included in the scope of the disclosure.
The terminology used in the present disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. As used in this disclosure and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.
Referring to fig. 1 to 3, an antenna of a mobile terminal, such as a mobile phone, in the related art includes a support 90 and a metal elastic sheet structure 91, wherein the metal elastic sheet structure 91 is provided with a connection hole 94, the metal elastic sheet structure 91 covers two sides of the support 90 in a thickness direction, and the support 90 is provided with a through hole (not shown) corresponding to the connection hole 94. The screw 93 passes through the connecting hole 94 and the through hole to fix the bracket 90 and the metal elastic sheet structure 91. The metal spring structure 91 includes a spring 92, and the spring 92 contacts with a metal housing of the mobile terminal to achieve a ground connection. The ground path of the antenna is shown in fig. 2. Since the screws 93 are generally coated with the glue resistant to falling (non-conductive), the electric conductivity of the screws 93 after screwing is uncertain, so that the electric length of the antenna is uncertain, and the resonant frequency and the production consistency of the antenna are affected.
The embodiment of the disclosure provides an antenna and a mobile terminal, which can solve the above problems. The antenna and the mobile terminal of the present disclosure will be described in detail below with reference to the accompanying drawings, and features of the following embodiments and examples may be combined with each other without conflict.
Referring to fig. 4 to 6, according to an embodiment of the present disclosure, there is provided an antenna for a mobile terminal, including a bracket 10 made of a non-metal material, a metal connecting member 20, a fixing member 30, and a fixing fitting member (not shown). The bracket 10 is provided with a positioning portion 11 and a first fixing hole 12. The metal connecting piece 20 comprises a metal body 21 and a metal elastic sheet 22 which is used for being in contact fit with a metal shell of the mobile terminal, and the metal elastic sheet 22 is connected with the metal body 21. The metal body 21 is provided with a positioning engagement portion (not shown) that engages with the positioning portion 11 in a positioning manner, and a second fixing hole (not shown) corresponding to the first fixing hole 12 in position. Optionally, the metal elastic sheet 22 and the metal body 21 are integrally formed, so as to facilitate processing. For example, the metal body 21 may include a steel sheet, the metal elastic sheet 22 may also be made of steel, and the metal elastic sheet 22 may be obtained by stamping on the metal body 21 in a stamping manner. The fixing member 30 may be a screw, and the fixing mating member may be a nut fitted to the screw. The bracket 10 may be made of plastic material to form a plastic bracket.
And the fixing piece 30 penetrates through the first fixing hole 12 and the second fixing hole from one side of the bracket 10, and the fixing piece 30 abuts against the bracket 10. And a fixing fitting which is connected with the fixing member 30 from one side of the metal body 21, thereby fixedly connecting the bracket 10 with the metal connecting member 20.
As can be seen from the above embodiments, in the antenna of the present disclosure, the fixing element 30 is inserted into the first fixing hole 12 and the second fixing hole from one side of the non-metal bracket 10, and the fixing fitting element is connected to the fixing element 30 from one side of the metal body 21, so as to fixedly connect the bracket 10 and the metal connecting element 20. After the antenna is assembled with the metal housing, the antenna is in contact with the metal housing of the mobile terminal through the metal spring 22 to realize a grounding connection, and a grounding path of the antenna is shown in fig. 5. By the arrangement, the fixing element 30 is in contact with the support 10 and is not in contact with the metal connecting element 20, so that the actual contact position of the fixing element 30 and the metal elastic sheet 22 is only the position where the fixed matching element is located, other possible paths are avoided, the consistency of the electrical length of the antenna and the production consistency of products are guaranteed, and the problems of inconsistent electrical connection length caused by contact of a screw and the metal elastic sheet in the related art and inconsistent antenna performance in mass production are effectively solved. And, through the location cooperation of location portion 11 and location cooperation portion, can guarantee not to squint between support 10 and the metal connecting piece 20 to guarantee antenna performance and structural reliability.
In some optional embodiments, one of the positioning portion 11 and the positioning matching portion is a positioning column, and the other of the positioning portion 11 and the positioning matching portion is a positioning hole matched with the positioning column, and the positioning column is inserted through the positioning hole. In this embodiment, the positioning portion is 11 positioning posts, and the positioning matching portion is a positioning hole matched with the positioning posts. Optionally, the number of the positioning part 11 and the positioning matching part is at least one. It should be noted that, the number of the positioning portions 11 and the positioning engagement portions may be set according to actual needs, and the positions of the positioning portions 11 and the positioning engagement portions may be set according to actual needs, which is not limited by the present disclosure.
In some alternative embodiments, the stent 10 includes a stent body 13 and a stent plate 14. A notch portion 131 is formed at the side wall edge of the holder body 13. The holder plate 14 is connected to the holder body 13 from the notch portion 131, and the thickness of the holder plate 14 is smaller than the thickness of the holder body 13, as can be understood, the thickness is the thickness in the Z direction in fig. 5 and 6. The positioning portion 11 and the first fixing hole 12 are both disposed on the supporting board 14 and extend along a thickness direction (i.e., Z direction) of the supporting board 14, and the fixing member 30 abuts against the supporting board 14. The thickness of the support plate 14 is smaller than that of the support body 13, and after the metal connecting piece 20 is fixed to the support 10, the metal connecting piece 20 can be located in the notch portion 131 by using the space of the notch portion 131 and does not protrude out of the support 10, so that extra space is not occupied, and the structural design of miniaturization is facilitated. It will be appreciated that the fixing member 30 is in contact with the support plate 14 and not in contact with the metal connecting member 20, ensuring the consistency of the electrical length of the antenna and the production consistency of the product.
Optionally, the positioning portion 11 is disposed at a middle position of the support plate 14. The first fixing holes 12 are formed at both sides of the support plate 14. It should be noted that, the number of the positioning portions 11 and the first fixing holes 12 may be set according to actual needs, and the positions of the positioning portions 11 and the first fixing holes 12 may be set according to actual needs, which is not limited by the present disclosure. For example, the first fixing holes 12 may be two and are respectively provided at both side positions of the support plate 14.
Referring to fig. 5-7, in some alternative embodiments, the support plate 14 includes a first surface (shown as a lower surface) and a second surface (shown as an upper surface) in a thickness direction and a side surface between the first surface and the second surface.
The metal body 21 includes a first metal plate 211, a second metal plate 212, and a third metal plate 213, wherein the first metal plate 211 abuts against the first surface of the support plate 14. The second metal plate 212 abuts against a side surface of the supporting board 14 and is connected to the first metal plate 211, and the third metal plate 213 abuts against a second surface of the supporting board 14 and is connected to the second metal plate 212. It can be understood that the first metal plate 211, the second metal plate 212 and the third metal plate 213 are bent to form the metal body 21 with a substantially "Z" shape. Optionally, the first metal plate 211, the second metal plate 212, and the third metal plate 213 are integrally formed, so as to facilitate processing.
The second fixing hole is disposed in at least one of the first metal plate 211 and the third metal plate 213, and the fixing element 30 abuts against at least one of a second surface of the support plate 14, which is opposite to the first metal plate 211, and a first surface of the support plate 14, which is opposite to the third metal plate 213. The positioning matching part is arranged on the second metal plate 212, and the metal elastic sheet 22 is connected with the third metal plate 213. It is understood that whether the second fixing hole is provided in the first metal plate member 211, or in the third metal plate member 213, or both the first metal plate member 211 and the third metal plate member 213 are provided with the second fixing hole, the fixing member 30 is always in contact with the surface of the portion of the support plate 14 opposite to the metal connecting member 20, but not in contact with the portion of the metal connecting member 20.
After the antenna is assembled with the metal housing, the antenna is in contact with the metal housing of the mobile terminal through the metal elastic sheet 22 to realize a grounding connection, and a grounding path of the antenna is a "Z" shaped path as shown in fig. 5. It can be understood that the first metal plate 211 abuts against the first surface of the supporting board 14, and the fixing element 30 contacts with the second surface of the supporting board 14, so that the first metal plate 211 and other parts of the metal connecting element 20 do not contact with each other, thereby ensuring the consistency of the electrical length of the antenna and the production consistency of the product.
In some optional embodiments, the supporting frame plate 14 includes a first plate 141, a second plate 142 connected to the first plate 141 in a bending manner along a length direction of the supporting frame plate 14, and a third plate 143 connected to the second plate 142 in a bending manner along the length direction of the supporting frame plate 14.
The first metal plate 211 abuts against a first surface of the first board 141, the second metal plate 212 abuts against a side surface of the second board 142, and the third metal plate 213 abuts against second surfaces of the second board 142 and the third board 143.
The first fixing hole is formed in at least one of the first plate body and the third plate body, and the fixing piece abuts against at least one of the second surface of the first plate body and the first surface of the third plate body. The positioning portion 11 is disposed on the second surface of the second plate 142. In this embodiment, the first plate 141 and the third plate 143 are respectively provided with one first fixing hole 12, and two fixing members 30 respectively pass through the first fixing holes 12 of the first plate 141 and the third plate 143. It can be understood that, whether the first fixing hole is provided in the first plate body 141, or in the third plate body 143, or both the first plate body 141 and the third plate body 143 are provided with the first fixing hole, the fixing member 30 is always in contact with the surface of the first plate body 141 and the third plate body 143 facing away from the portion of the metal connecting member 20, and is not in contact with the portion of the metal connecting member 20.
In some alternative embodiments, the metal elastic piece 22 is connected to one side (the left side in fig. 7) of the third metal plate 213. The metal body 21 further includes a claw portion 214, and the claw portion 214 is connected to the other side (the right side in fig. 7) of the third metal plate 213 and is engaged with the side wall of the third plate 143. The connection reliability between the bracket 10 and the metal connector 20 can be improved by providing the clamping claw part 214 to be in clamping fit with the third plate body 143 of the bracket plate 14. Optionally, the first metal plate 211, the second metal plate 212, the third metal plate 213 and the claw portion 214 are integrally formed, so as to facilitate processing.
The embodiment of the disclosure also provides a mobile terminal, which may include a mobile phone, a tablet computer, a wearable device, and the like. The mobile terminal includes a metal case and an antenna. It should be noted that the description of the above embodiments and embodiments with respect to the antenna is also applicable to the mobile terminal of the present embodiment. The metal elastic sheet 22 of the antenna is abutted to the metal shell, so that the grounding requirement of the antenna and the metal shell is met, and the grounding form can simplify the antenna assembly and reduce the antenna implementation cost on the root part for ensuring the antenna performance. Alternatively, the metal housing may comprise a front shell and a rear shell, and the metal dome 22 of the antenna abuts against the rear shell of the metal housing.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This disclosure is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice in the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.
Claims (10)
1. An antenna for a mobile terminal, comprising:
the support is made of a non-metal material and is provided with a positioning part and a first fixing hole;
the metal connecting piece comprises a metal body and a metal elastic sheet which is used for being in contact fit with a metal shell of the mobile terminal, and the metal elastic sheet is connected with the metal body; the metal body is provided with a positioning matching part in positioning matching with the positioning part and a second fixing hole corresponding to the first fixing hole in position;
the fixing piece penetrates through the first fixing hole and the second fixing hole from one side of the bracket and abuts against the bracket;
and the fixed matching piece is connected with the fixing piece from one side of the metal body, so that the bracket is fixedly connected with the metal connecting piece.
2. The antenna of claim 1, wherein one of the positioning portion and the positioning engagement portion is a positioning post, and the other of the positioning portion and the positioning engagement portion is a positioning hole adapted to the positioning post, and the positioning post is inserted into the positioning hole.
3. The antenna of claim 1, wherein the bracket comprises:
the bracket comprises a bracket body, wherein a notch part is formed on the edge of the side wall of the bracket body;
the bracket plate is connected with the bracket body from the gap part, and the thickness of the bracket plate is smaller than that of the bracket body; the positioning part and the first fixing hole are arranged on the support plate and extend along the thickness direction of the support plate, and the fixing part is abutted to the support plate.
4. The antenna according to claim 3, wherein the positioning portion is provided at a middle position of the bracket plate; and/or
The first fixing holes are formed in the positions of two sides of the support plate.
5. The antenna of claim 3, wherein the support plate includes first and second surfaces in a thickness direction and a side surface between the first and second surfaces;
the metal body comprises a first metal plate, a second metal plate and a third metal plate, the first metal plate is abutted against the first surface, the second metal plate is abutted against the side surface and connected with the first metal plate, and the third metal plate is abutted against the second surface and connected with the second metal plate;
the second fixing hole is formed in at least one of the first metal plate and the third metal plate, and the fixing piece abuts against at least one of a second surface, back to the first metal plate, of the support plate and a first surface, back to the third metal plate, of the support plate; the positioning matching part is arranged on the second metal plate, and the metal elastic sheet is connected with the third metal plate.
6. The antenna of claim 5, wherein the support plate comprises a first plate body, a second plate body bent and connected with the first plate body along the length direction of the support plate, and a third plate body bent and connected with the second plate body along the length direction of the support plate;
the first metal plate is abutted against the first surface of the first plate, the second metal plate is abutted against the side surface of the second plate, and the third metal plate is abutted against the second surfaces of the second plate and the third plate;
the first fixing hole is formed in at least one of the first plate body and the third plate body, and the fixing piece abuts against at least one of the second surface of the first plate body and the first surface of the third plate body; the positioning part is arranged on the second surface of the second plate body.
7. The antenna of claim 6, wherein the metal dome is connected to one side of the third metal plate; the metal body further comprises a claw part which is connected to the other side of the third metal plate and clamped to the side wall of the third plate.
8. The antenna of claim 5, wherein the first, second, and third sheet metal pieces are integrally formed.
9. The antenna according to claim 1, wherein the number of the positioning portions and the positioning engagement portions is at least one; and/or
The metal elastic sheet and the metal body are integrally formed.
10. A mobile terminal, characterized in that it comprises a metal housing and an antenna according to any of claims 1 to 9, the metal dome of the antenna abutting against the metal housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222114899.2U CN218039787U (en) | 2022-08-11 | 2022-08-11 | Antenna and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222114899.2U CN218039787U (en) | 2022-08-11 | 2022-08-11 | Antenna and mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218039787U true CN218039787U (en) | 2022-12-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222114899.2U Active CN218039787U (en) | 2022-08-11 | 2022-08-11 | Antenna and mobile terminal |
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| Country | Link |
|---|---|
| CN (1) | CN218039787U (en) |
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2022
- 2022-08-11 CN CN202222114899.2U patent/CN218039787U/en active Active
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