WO2020113523A1

WO2020113523A1 - Mobile terminal and antenna device therefor

Info

Publication number: WO2020113523A1
Application number: PCT/CN2018/119598
Authority: WO
Inventors: 林茂彬; 朱俊毅; 刘浩; 黄名溟
Original assignee: 海能达通信股份有限公司
Priority date: 2018-12-06
Filing date: 2018-12-06
Publication date: 2020-06-11

Abstract

The present application provides a mobile terminal and an antenna device therefor. One end of a first metal part is provided with at least one protrusion, and the end of a second metal part close to an antenna base is provided with a limiting slot matching the protrusion; when the protrusion is provided in the limiting slot, the antenna is fixed on the antenna base. The problem in the prior art of proneness of the joint of the antenna device to loosening is solved.

Description

Mobile terminal and its antenna device

【Technical Field】

This application relates to the technical field of terminal equipment, in particular to a mobile terminal and its antenna device.

【Background technique】

In the existing private network industry, various performance requirements of the terminal are relatively high, especially the antenna device of the terminal, and the user may easily cause damage to the antenna device during use.

At present, the terminal product needs to be equipped with a replaceable antenna device structure for different frequency bands. The screw connection structure is basically used. At the same time, the antenna core is embedded and has insufficient strength. After the thread connection is loosened during use, the antenna device core is damaged by force.

[Invention content]

The present application provides a mobile terminal and its antenna device to solve the problem that the connection point of the antenna device is easy to loosen in the prior art.

In order to solve the above technical problems, a technical solution adopted by the present application is to provide an antenna device, the antenna device includes an antenna base, the antenna base includes a first metal piece, and one end of the first metal piece is provided with at least one A raised portion; an antenna, the antenna includes a second metal piece, an end of the second metal piece near the antenna base is provided with a limiting groove matching the raised portion, and the raised portion When it is arranged in the limit slot, the antenna is fixed on the antenna base.

According to a specific embodiment of the present application, the antenna base further includes a first antenna core and a first plastic part, the first plastic part includes a ring, a fixing part and at least two connecting parts, and the first metal part includes At least two through holes, the first metal member is disposed in the ring, the fixing member is disposed in a receiving space of the first metal member, and the fixing member is fixed to the A ring, and the connecting member passes through the corresponding through hole to fix the first metal member on the connecting member, and the fixing member is used to receive the first antenna core.

According to a specific embodiment of the present application, the first plastic part further includes a buckle, the buckle is disposed on one side of the ring, and the buckle is used to be fixed on the housing so that The antenna device is fixed on the housing.

According to a specific embodiment of the present application, the first antenna core, the first plastic part and the first metal part are integrally formed.

According to a specific embodiment of the present application, the antenna device includes a third metal member, the fastener is fixed on the housing, and the third metal member is disposed in a receiving space formed by the fastener Inside.

According to a specific embodiment of the present application, the antenna further includes a second antenna core, a second plastic part and a fourth metal part, the fourth metal part is disposed on the second metal part away from the first metal part At one end, the second antenna core is disposed in the second plastic part, and the second plastic part is nested in the fourth metal part.

According to a specific embodiment of the present application, the antenna further includes a soft rubber sleeve, the second antenna core, the second plastic member and the fourth metal member are disposed in the soft rubber sleeve and the second plastic member is disposed on the Between the second antenna core and the third metal piece, after the second antenna core, the second plastic piece, and the third metal piece are integrally formed, the second metal piece is nested, and the soft glue The sleeve is nested at an end of the second metal part away from the limiting groove.

According to a specific embodiment of the present application, the second antenna core is in contact with the first antenna core.

According to a specific embodiment of the present application, the antenna device further includes a silicone member, the silicone member is disposed between the antenna base and the antenna, and the silicone member is provided with a A first annular groove and a second annular groove matched with the antenna.

To solve the above technical problems, another technical solution adopted by the present application is to provide a mobile terminal, the mobile terminal includes an antenna device and a housing, and the antenna device includes the antenna device according to any one of the above embodiments .

The beneficial effects of the present application are: different from the situation in the prior art, the mobile terminal and the antenna device provided in the present application are provided with at least one protrusion at one end of the first metal member, and are close to the antenna with the second metal member One end of the base is provided with a limiting groove matching with the convex portion. When the convex portion is provided in the limiting groove, the antenna is fixed on the antenna base, which solves the problem that the connection of the antenna device in the prior art is easy to loose .

【Explanation】

In order to more clearly explain the technical solutions in the embodiments of the present application, the following will briefly introduce the drawings required in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present application. For those of ordinary skill in the art, without paying any creative work, other drawings can also be obtained based on these drawings, in which:

1 is a schematic structural diagram of an embodiment of an antenna device of the present application;

2 is a schematic structural diagram of yet another embodiment of an antenna device of the present application;

3 is a schematic partial cross-sectional view of the antenna device shown in FIG. 2;

4 is a schematic structural view of the antenna base shown in FIG. 2;

5 is a schematic cross-sectional view of the antenna base shown in FIG. 4;

6 is a schematic structural view of the first plastic part shown in FIG. 4;

7 is a schematic structural diagram of the antenna shown in FIG. 2;

8 is a schematic partial cross-sectional view of the antenna shown in FIG. 7.

【detailed description】

The technical solutions in the embodiments of the present application will be described clearly and completely in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art without creative work shall fall within the protection scope of the present application.

It should be noted that if there are directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present application, the directional indication is only used to explain a specific posture (as shown in the drawings) The relative positional relationship, movements, etc. of the components below, if the specific posture changes, then the directional indication changes accordingly.

In addition, if there are descriptions related to "first", "second", etc. in the embodiments of the present application, the descriptions of "first", "second", etc. are for descriptive purposes only, and cannot be understood as instructions or hints Its relative importance or implicitly indicates the number of technical features indicated. Thus, the features defined with "first" and "second" may include at least one of the features either explicitly or implicitly. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of those skilled in the art to realize. When the combination of technical solutions contradicts or cannot be realized, it should be considered that the combination of such technical solutions does not exist , Nor within the scope of protection required by this application.

Please refer to FIG. 1, which is a schematic structural diagram of an embodiment of an antenna device according to the present application. The antenna device 100 disclosed in this embodiment includes an antenna base 12 and an antenna 14.

Specifically, the antenna holder 12 includes a first metal member 121, at least one protrusion 1211 is provided at one end of the first metal member 121, the antenna 14 includes a second metal member 141, and the second metal member 141 is close to the antenna holder 12 One end is provided with a limiting groove 1411 matching with the convex portion 1211. When the convex portion 1211 is disposed in the limiting groove 1411, the antenna 14 is fixed on the antenna base 12.

The materials of the first metal member 121 and the second metal member 141 may be copper, aluminum, alloy, etc. In this embodiment, the materials of the first metal member 121 and the second metal member 141 may be stainless steel.

In this embodiment, there are a plurality of protrusions 1211, for example, four protrusions 1211, the protrusions 1211 are evenly distributed on one end of the first metal member 121, and the protrusions 1211 are provided on one end of the first metal member 121 Outside, the number of limiting grooves 1411 is not less than the number of protrusions 1211, such as 4, 5, etc., that is, there may be idle limiting grooves 1411 when the protrusions 1211 are disposed in the limiting grooves 1411.

When the protruding portion 1211 is disposed in the limiting groove 1411, it may be connected by a screw connection or a snap connection, which is not limited herein.

The antenna device 100 disclosed in this embodiment fixes the antenna 14 to the antenna base 12 when the protrusion 1211 is provided in the limiting groove 1411, which can solve the problem that the connection point of the antenna device in the prior art is easily loosened.

Based on the above-mentioned embodiments, the present application provides another embodiment of an antenna device 100. Please refer to FIGS. 2 and 3. FIG. 2 is a schematic structural diagram of yet another embodiment of an antenna device of the present application. FIG. 3 is a diagram 2 is a partial cross-sectional schematic diagram of the antenna device. The antenna device 100 disclosed in this embodiment includes an antenna base 12 and an antenna 14.

As shown in FIGS. 4 and 5, FIG. 4 is a schematic structural view of the antenna base shown in FIG. 2, and FIG. 5 is a schematic cross-sectional view of the antenna base shown in FIG. 4. The antenna base 12 further includes a first antenna core 122 and a first plastic part 123.

Please also refer to FIG. 6, which is a schematic structural diagram of the first plastic part shown in FIG. 4. The first plastic part 123 includes a ring 1231, a fixing part 1232 and at least two connecting parts 1233, the first metal part 121 includes at least two through holes 1212, the first metal part 121 is disposed in the ring 1231, and the fixing part 1232 is disposed In the receiving space of the first metal member 121, the fixing member 1232 is fixed to the ring 1231 through the connecting member 1233, and the connecting member 1233 passes through the corresponding through hole 1212 to fix the first metal member 121 on the connecting member 1233, The fixing piece 1232 is used to accommodate the first antenna core 122. In order to ensure that the fixing member 1232 is stably connected to the ring 1231, at least two connecting members 1233 are evenly distributed on the ring 1231, and at least two corresponding through holes 1212 are evenly distributed on the first metal member 121. In this embodiment, the first plastic part 123 includes four connecting parts 1233, the four evenly distributed connecting parts 1233 are disposed inside the ring 1231, and the corresponding first metal part 121 is provided with four evenly distributed through holes 1212.

The first metal member 121 is used to form an impedance so that the first antenna core 122 reaches the set transmission frequency during use.

The first plastic part 123 further includes a buckle 1234. The buckle 1234 is disposed on one side of the ring 1231. The buckle 1234 is used to be fixed on the housing 200 so that the antenna device 100 is fixed on the housing 200.

The first antenna core 122, the first plastic part 123 and the first metal part 121 are integrally formed. In this embodiment, the first plastic part 123 and the first metal part 121 are integrally formed and are not detachably connected.

The antenna device 100 includes a third metal member 16, the fastener 1234 is fixed to the housing, and the third metal member 16 is disposed in the receiving space formed by the fastener 1234, which can prevent the fastener 1234 from being deformed, thereby avoiding The antenna base 12 is detached from the housing.

The material of the third metal piece 16 may be copper, aluminum, alloy, etc. In this embodiment, the material of the third metal piece 16 may be stainless steel.

Please refer to FIG. 7 and FIG. 8 together. FIG. 7 is a schematic diagram of the structure of the antenna shown in FIG. The antenna 14 further includes a second antenna core 142, a second plastic member 143, and a fourth metal member 144. The fourth metal member 144 is disposed at an end of the second metal member 141 away from the first metal member 121, and the second antenna core 142 is disposed at The second plastic part 143 is nested in the fourth metal part 144.

The second plastic part 143 is used to fix the position of the second antenna core 142, the fourth metal part 144 has the same function as the first metal part 121, and the second metal part 141 is used to connect the fourth metal part 144 with the first metal part 121 is connected so that the fourth metal member 144 and the first metal member 121 have the same voltage value after being energized. The material of the fourth metal member 144 may be copper, aluminum, alloy, etc. In this embodiment, the material of the fourth metal member 144 may be stainless steel.

The antenna 14 further includes a soft rubber sleeve 145, a second antenna core 142, a second plastic member 143 and a fourth metal member 144 are disposed in the soft rubber sleeve 145, a second plastic member 143 is disposed on the second antenna core 142 and the third metal member Between 16, after the second antenna core 142, the second plastic part 143, and the third metal part 16 are integrally formed, the second metal part 141 is nested, and the soft rubber sleeve 145 is nested in the second metal part 141 away from the limiting slot 1411 At the end.

When the antenna 14 is fixed on the antenna base 12, the second antenna core 142 is in contact with the first antenna core 122. The second antenna core 142 and the first antenna core 122 may be movably connected by elastic members such as springs. In this embodiment, the second antenna core 142 may include a spring 1421, and the second antenna core 142 is in the form of a spring-type thimble (POGO) pin. The spring 1421 is disposed at an end of the second antenna core 142 away from the first antenna core 122. In order to cause deformation when the second antenna core 142 contacts the first antenna core 122, the second antenna core 142 and the first antenna core 122 may be prevented from being damaged when the antenna device 100 is installed and the antenna device 100 is rocked during use.

The antenna device 100 further includes a silicone member 18, which is disposed between the antenna base 12 and the antenna 14. The silicone member 18 is provided with a first annular groove 181 matched with the antenna base 12 and a third matched with the antenna 14.二环槽182.

The silicone member 18 may be a colored silicone member. The silicone member 18 can be pre-compressed and waterproof between the antenna base 12 and the antenna 14 to fasten the connection between the antenna base 12 and the antenna 14.

To sum up, the present application provides an antenna device 100 by providing at least one protrusion 1211 at one end of the first metal member 121 and a protrusion 1211 at the end close to the antenna base 12 with the second metal member 141 The matching limiting slot 1411 makes the antenna 14 fixed on the antenna base 12 when the protrusion 1211 is disposed in the limiting slot 1411, and the spring between the second antenna core 142 and the first antenna core 122 is elastic The movable connection of the components solves the problems that the connection point of the antenna device is easy to loosen in the prior art, and the first antenna core 122 and the second antenna core 142 are damaged by the swing antenna device 100 during use.

The present application provides a mobile terminal. The mobile terminal includes an antenna device and a case. The antenna device includes the antenna device 100 described in any one of the foregoing embodiments. For the structure of the antenna device, refer to FIGS. 1-8. Repeat.

The mobile terminal provided by the present application can solve the problem that the connection of the antenna device is easy to loosen in the prior art.

The above are only the embodiments of the present application, and therefore do not limit the patent scope of the present application. Any equivalent structure or equivalent process transformation made by using the description and drawings of this application, or directly or indirectly used in other related technical fields, The same reason is included in the scope of patent protection of this application.

Claims

An antenna device, characterized in that the antenna device includes:

An antenna base, the antenna base includes a first metal piece, and at least one protrusion is provided at one end of the first metal piece;

An antenna, the antenna includes a second metal piece, and an end of the second metal piece close to the antenna base is provided with a limit groove matching the protrusion, and the protrusion is provided at the limit When in the slot, the antenna is fixed on the antenna base.
The antenna device according to claim 1, wherein the antenna base further comprises a first antenna core and a first plastic part, the first plastic part comprises a ring, a fixing part and at least two connecting parts, so The first metal member includes at least two through holes, the first metal member is disposed in the ring, the fixing member is disposed in a receiving space of the first metal member, and the fixing member passes through the The connecting member is fixed on the ring, and the connecting member passes through the corresponding through hole to fix the first metal member on the connecting member, and the fixing member is used to receive the first Antenna core.
The antenna device according to claim 2, wherein the first plastic member further comprises a buckle, the buckle is provided on one side of the ring, and the buckle is used to fix On the housing, so that the antenna device is fixed on the housing.
The antenna device according to claim 2, wherein the first antenna core, the first plastic part and the first metal part are integrally formed.
The antenna device according to claim 2, wherein the antenna device includes a third metal member, the buckle member is fixed on the housing, and the third metal member is disposed on the buckle Inside the storage space formed by the pieces.
The antenna device according to claim 1, wherein the antenna further comprises a second antenna core, a second plastic part and a fourth metal part, the fourth metal part is disposed on the second metal part away from the At one end of the first metal piece, the second antenna core is disposed in the second plastic piece, and the second plastic piece is nested in the fourth metal piece.
The antenna device according to claim 6, wherein the antenna further comprises a soft rubber sleeve, and the second antenna core, the second plastic member and the fourth metal member are disposed in the soft rubber sleeve Two plastic parts are disposed between the second antenna core and the third metal part, and the second metal is nested after the second antenna core, the second plastic part, and the third metal part are integrally formed The soft rubber sleeve is nested at an end of the second metal member away from the limiting groove.
The antenna device according to claim 6, wherein the second antenna core is in contact with the first antenna core.
The antenna device according to claim 1, wherein the antenna device further comprises a silicone member, the silicone member is disposed between the antenna base and the antenna, and the silicone member is provided with a The first annular groove matched with the antenna base and the second annular groove matched with the antenna.
A mobile terminal, characterized in that the mobile terminal includes an antenna device and a housing, and the antenna device includes the antenna device according to any one of claims 1 to 9.