CN209747722U - Electronic device integrated with onboard antenna - Google Patents

Abstract

The utility model discloses an electronic device of integrated board antenna, including mainboard, cover shell and the board antenna in the mainboard outside, mould plastics in the board antenna mould inside the shell, and be located the headroom region of mainboard, be equipped with on the mainboard and penetrate in the shell under the mounted state, with the connection structure of the contact of connecting the board antenna. The application provides an integrated board carries electronic device of antenna moulds plastics in the board carries the antenna mould in the shell, and control board and carry the antenna and specifically lie in the headroom region of mainboard for the increase of the distance of board year antenna and mainboard has increased the headroom of board year antenna, has guaranteed the safe in utilization of board year antenna. The board carries antenna and mainboard relative distance greatly in this structure, and has saved supporting structure, is favorable to saving the inner space setting, reduces whole volume, because mould plastics in the board carries the antenna mould, can ensure the stability of board year antenna when taking place the striking, can reduce the technology degree of difficulty of electron device assembling process simultaneously, sparingly assembles man-hour.

Description

Electronic device integrated with onboard antenna

Technical Field

The utility model relates to an antenna design technical field, more specifically say, relate to an electronic device of integrated board carried antenna.

Background

With the development and transformation of light and thin electronic products, the design of parts of the electronic products must be focused on the valve needle in the direction of light, thin, short and small.

The antenna at the present stage is applied to communication electronic products, the problems of structural reliability and assembly consistency need to be considered, and the convenience and reliability of connection with a main board need to be met.

However, in the current stage of antenna design, the space limitation problem of the antenna cannot be fully satisfied on the basis of the above requirements, the above multiple factors are difficult points of antenna design, and the problem is usually solved by increasing the space occupied by the antenna, thereby the overall volume of the electronic product is increased virtually.

In summary, how to provide an antenna arrangement manner that satisfies the requirement of antenna space, occupies a small space overall, and increases the clearance height of the antenna is a problem to be solved urgently by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides an electronic device integrated with an onboard antenna, which can satisfy the requirement of the antenna for space, and reduce the overall size.

In order to achieve the above object, the present invention provides the following technical solutions:

the utility model provides an electronic device of integrated board carried antenna, includes the mainboard, covers shell and the board carried antenna in the mainboard outside, mould plastics in the board carried antenna mould in inside the shell, and be located the headroom region of mainboard, be equipped with on the mainboard and penetrate under the mounted state the shell, in order to connect the connection structure of the contact of board carried antenna.

preferably, the connection structure includes a pogo pin, one of the contacts of the main board or the on-board antenna is fixedly connected to one end of the pogo pin in the extending direction, and the other one of the contacts of the main board or the on-board antenna abuts against the other end of the pogo pin in the extending direction in the mounting state of the housing.

Preferably, one end of the spring thimble in the telescopic direction is connected with the main board in a welding manner.

Preferably, the shell including respectively mould plastics in the outside rubber coating layer and the inboard rubber coating layer of board year antenna both sides, be equipped with the hole that the connection structure of being convenient for penetrated on the inboard rubber coating layer, the position in hole corresponds the contact of board year antenna.

Preferably, the contact comprises an antenna feed point and a ground point.

Preferably, the outer rubber coating layer and the inner rubber coating layer are both plastic rubber coating layers.

Preferably, the on-board antenna is provided with at least two positioning holes for in-mold injection positioning.

Preferably, the housing is a casing of the electronic device close to the main board.

Preferably, the board-mounted antenna is an FR4 board-mounted antenna.

The application provides an integrated board carries among the electronic device of antenna with board by original setting up on the mainboard, change the mould in into and mould plastics in the shell, break away from the mainboard setting with board year antenna to control board year antenna specifically is located the headroom region of mainboard, makes the increase of the distance of board year antenna and mainboard, has guaranteed the safe in utilization of board year antenna. Compare the condition that sets up the antenna through the support among the prior art, the board carries the antenna and is bigger with mainboard relative distance in this structure, has increased the headroom of board year antenna, and has saved supporting structure, is favorable to saving the inner space setting, reduces whole volume. In another angle, because the on-board antenna is molded in the shell in an injection mode, the stability of the on-board antenna can be ensured when the impact occurs, meanwhile, the process difficulty in the assembling process of the electronic device can be reduced, and the assembling time is saved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is an exploded schematic view of an electronic device incorporating an on-board antenna provided by the present invention;

Fig. 2 is a cross-sectional side view of an electronic device integrated with an on-board antenna provided by the present invention.

In FIGS. 1-2:

1 is a main board, 2 is an onboard antenna, 21 is a positioning hole, and 22 is a connecting point; 31 is an inner rubber coating layer, 32 is an outer rubber coating layer, and 4 is a connecting structure.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The core of the utility model is to provide an integrated board carries electron device of antenna, this integrated board carries electron device of antenna can satisfy setting up the space requirement of antenna, can reduce whole volume simultaneously.

Referring to fig. 1 and fig. 2, fig. 1 is an exploded schematic view of an electronic device integrated with an on-board antenna according to the present invention; fig. 2 is a cross-sectional side view of an electronic device integrated with an on-board antenna provided by the present invention.

the application provides an integrated board carries electron device of antenna, this electron device includes cell-phone, panel computer, bracelet, intelligent wrist-watch etc. and it mainly includes mainboard 1 structurally, covers shell and board year antenna 2 in the mainboard 1 outside, and 2 moulds plastics in the shell inside board year antenna 2 moulds plastics, and is located mainboard 1's headroom region, is equipped with on the mainboard 1 to penetrate the shell under the mounted state, with the connection structure 4 of connecting board year antenna 2's contact 22.

It should be noted that the main board 1 is a main structure of the electronic device and is usually disposed inside a housing, and the housing is a casing of the electronic device and is used for protecting electronic components inside the housing, including falling prevention and dust prevention. The housing may be the outermost casing of the electronic device or only the casing of the main board 1.

The on-board antenna 2 is injection molded inside the housing by means of in-mold molding, and it should be noted that the injection molding is performed between the inner surface and the outer surface of the housing to form a package for the on-board antenna 2.

The shell and mainboard 1 are under the mounted state, and board-mounted antenna 2 is located mainboard 1's headroom region, can guarantee promptly that metal component, the metallic structure on the mainboard 1 can not cause any influence to board-mounted antenna 2's normal work.

Meanwhile, in order to ensure the normal connection between the on-board antenna 2 and the main board 1, a connection structure is arranged on the main board 1 and used for connecting a contact 22 of the on-board antenna 2, and the contact 22 at least comprises a grounding point. Under mainboard 1 normal installation, and the shell installation state, connection structure is used for being connected mainboard 1 and board antenna 2's contact 22, realizes the work of board antenna 2.

The application provides an integrated board carries electronic device of antenna with board antenna 2 by original setting up on mainboard 1, change the mould into and mould plastics in the shell, break away from board antenna 2 and set up mainboard 1 to board antenna 2 to control board carries antenna 2 and specifically is located the clearance area of mainboard 1, makes board antenna 2 and mainboard 1's distance increase, has increased the clearance height of board antenna, has guaranteed board antenna 2's safe in utilization. Compare the condition that sets up the antenna through the support among the prior art, board carries antenna 2 and 1 relative distance of mainboard bigger in this structure, and has saved the supporting structure, is favorable to saving the inner space setting, reduces whole volume. In another angle, because the on-board antenna 2 is molded in the housing by injection, the stability of the on-board antenna 2 can be ensured when the impact occurs, and meanwhile, the process difficulty in the assembling process of the electronic device can be reduced, and the assembling time can be saved.

In addition to the above-described embodiments, the connection structure 4 includes a pogo pin, one of the contact 22 of the on-board antenna 2 and the main board 1 is fixedly connected to one end of the pogo pin in the extending and retracting direction, and the other is abutted to the other end of the pogo pin in the extending and retracting direction in the case mounting state.

It should be noted that the POGO PIN is generally called POGO PIN, and has two PIN-shaped end portions, which are usually nested and connected by a spring or other elastic member, so that the two PIN-shaped end portions can perform relative telescopic movement. Are common contact point connectors in electronic connection structures.

One end of the pogo pin may be fixedly disposed on the main board 1 or on one of the board-mounted antennas 2, and keep the direction of elastic expansion toward the other.

The common setting condition is that the spring thimble sets up on mainboard 1, specifically sets up on mainboard 1's corresponding electrical structure or corresponding circuit, and the spring thimble is towards the shell, towards on-board antenna 2 promptly, and under the shell installation state, the other end of spring thimble aims at on-board antenna 2's corresponding tie point 22, can realize on-board antenna 2 and mainboard 1's being connected.

It should be noted that the other end of the pogo pin needs to pass through the housing to realize the butt joint with the on-board antenna 2 inside the housing, and therefore a hole through which the pogo pin conveniently passes needs to be formed in the housing, or a conductive device through which the pogo pin conveniently contacts the on-board antenna 2 needs to be formed.

Usually the spring thimble is fixed to be set up on mainboard 1 or on board antenna 2, on some electron device for experiments, the spring thimble can detachable set up on mainboard 1 to conveniently realize different hookup location.

Choose for use above-mentioned spring thimble to make its one end interference fit in on-board antenna, of course, also can choose for use other elasticity and conducting structure, reinforcing electric conductive property, still can be for other not having elastic connection structure, preferably have elastic connection structure.

On the basis of the above embodiment, one end of the pogo pin in the expansion direction is welded to the main board 1.

Alternatively, one end of the pogo pin may be connected to the main board 1 by other fixing methods.

On the basis of any one of the above embodiments, the housing includes an outer encapsulating layer 32 and an inner encapsulating layer 31 which are respectively injected on two sides of the on-board antenna 2, the inner encapsulating layer 31 is provided with a hole which is convenient for the connection structure to penetrate, and the position of the hole corresponds to the contact 22 of the on-board antenna 2.

It should be noted that, because the onboard antenna 2 can be completely wrapped in the encapsulation technology, both sides of the onboard antenna 2 are provided with the encapsulating layers, the encapsulating layer relatively close to the motherboard 1 is the inner encapsulating layer 31, and the encapsulating layer relatively far away from the motherboard 1 is the outer encapsulating layer 32.

It should be noted that the outer encapsulating layer 32 and the inner encapsulating layer 31 may be in a connected state at the edge to form a complete shell structure, and the edge includes a single-side connection, an opposite double-side connection, a half-circumference connection, or a circumferentially complete fitting connection.

Need set up the hole that is convenient for connection structure 4 to connect board antenna 2 on inboard encapsulating layer 31, the position in hole needs to set for in advance to can accurately aim at when installing.

Optionally, the hole may also be a notch formed in the inner encapsulating layer 31 to facilitate the insertion of the connecting structure.

Optionally, the contact 22 comprises an antenna feed point and a ground point. It should be noted that, for the antenna, it is necessary to ensure connection with the main board circuit, and thus connection with the feeder is necessary, and therefore, the contact 22 of the antenna includes at least an antenna feed point and a ground point for grounding.

On the basis of any of the above embodiments, the outer encapsulating layer 32 and the inner encapsulating layer 31 are both plastic encapsulating layers.

It should be noted that the encapsulating layers can be adjusted according to the type of specific injection molding, the shape and structure of the encapsulating layers can be different, of course, the material can be soft rubber or hard rubber, and the two encapsulating layers can be obtained by encapsulating and injection molding or by double-color injection molding.

In any of the above embodiments, the on-board antenna 2 is provided with at least two positioning holes 21 for positioning by in-mold injection, and the number of the positioning holes 21 is at least two.

It should be noted that the on-board antenna 2 is molded with the housing by the in-mold injection molding technique, and since the contact 22 on the on-board antenna 2 needs to be fixed in position on the housing, a fixing structure needs to be provided on the on-board antenna 2 in order to avoid the offset of the on-board antenna 2 caused in the process, and a matching structure matched and fixed with the fixing structure is provided on the injection-molded workpiece, so that the in-mold injection molding process is stable.

Normally, the board-mounted antenna 2 is provided with a positioning hole 21, and the fitting structure is provided with a positioning portion to be engaged with the positioning hole 21 for positioning. When the positioning holes 21 are circular holes, the number of the positioning holes 21 is at least two, and the number of the positioning portions is also two.

When the positioning holes are special-shaped holes, the number of the positioning holes can be adjusted so that the on-board antenna 2 does not rotate to the minimum standard.

On the basis of any of the above embodiments, the housing is a casing of the electronic device close to the main board.

Optionally, in any of the above embodiments, the on-board antenna 2 is an on-board antenna 2 made of FR4 material.

It should be noted that FR4 is a flame resistant grade, a material grade, which generally has good electrical insulation, stability, flatness, and smooth surface without pits, and the manufactured plate is called epoxy glass cloth laminate.

The onboard antenna 2 made of FR4 material can optimize the performance of the antenna, and optionally, other materials or structures can be selected for the onboard antenna 2.

In addition to the main structure of the electronic device integrated with the onboard antenna in each of the above embodiments, the present invention further provides a structure of other parts of the electronic device, which is disclosed in the above embodiments, please refer to the prior art, and the description thereof is omitted.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

It is right above that the utility model provides an integrated board carries the electron device of antenna and has introduced in detail. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (9)

1. The utility model provides an integrated board carries electron device of antenna which characterized in that, is in including mainboard (1), cover the shell and board year antenna (2) in the mainboard (1) outside, board year antenna (2) mould in inside the shell, and be located the headroom region of mainboard (1), be equipped with on mainboard (1) and penetrate under the mounted state the shell, in order to connect connection structure (4) of contact (22) of board year antenna (2).

2. An electronic device integrated with a board antenna according to claim 1, wherein the connection structure (4) comprises a pogo pin, one of the contacts of the main board (1) or the board antenna (2) is fixedly connected to one end of the pogo pin in a telescopic direction, and the other is abutted against the other end of the pogo pin in a housing mounting state.

3. An electronic device incorporating an on-board antenna according to claim 2, wherein one end of the pogo pin in the expansion direction is soldered to the main board (1).

4. An electronic device integrated with a board antenna according to any of claims 1-3, characterized in that the housing comprises an outer encapsulating layer (32) and an inner encapsulating layer (31) which are respectively injection molded on both sides of the board antenna (2), and the inner encapsulating layer (31) is provided with holes for the connection structure (4) to penetrate through, and the positions of the holes correspond to the joints (22) of the board antenna (2).

5. An electronic device of an integrated board antenna according to claim 4, characterized in that the contact (22) of the board antenna (2) comprises an antenna feed point and a grounding point.

6. An electronic device incorporating an on-board antenna according to claim 4, characterised in that the outer encapsulating layer (32) and the inner encapsulating layer (31) are both plastic encapsulating layers.

7. An electronic device integrated with a board antenna according to any of claims 1-3, wherein the board antenna (2) is provided with positioning holes (21) for in-mold positioning, and the number of the positioning holes (21) is at least two.

8. An electronic device incorporating an on-board antenna according to any of claims 1-3, characterized in that the housing is a casing on the electronic device near the main board (1).

9. An integrated board antenna electronic device according to any one of claims 1 to 3, characterized in that the board antenna (2) is a board antenna (2) of FR4 material.