CN212162082U - External antenna - Google Patents

Abstract

The embodiment of the application provides an external antenna, which comprises a housin, circuit board and the line body, the casing is provided with the through-hole, be provided with the merit on the circuit board and divide the circuit, the circuit board sets up in the casing, the line body includes two piece at least connecting wires, every connecting wire includes relative first end and second end, the first end of every connecting wire forms the segment of merging with the first end doubling of the connecting wire adjacent separately, the segment of merging is connected to the merit and divides the circuit, and the segment of merging extends to the casing partially at least, the second end of every connecting wire is located outside the casing and is provided with the connector. Connect the outside through the line body, wherein in the many connecting wires of the line body, first end doubling formation and line segment have been avoided the mixed and disorderly unordered of connecting wire and have been connected in the arrangement of being convenient for outside extending to the casing, and the second end sets up the connector simultaneously for be connected with outside terminal equipment, when being connected with terminal equipment, many connecting wires can be side by side insert terminal equipment, and need not discern positive and negative, and it is more convenient to install.

Description

External antenna

Technical Field

The application relates to the technical field of radio frequency, in particular to an external antenna.

Background

At present, electronic devices such as mobile terminals and the like generally use built-in antennas, but as electronic devices such as mobile phones and the like increasingly tend to be miniaturized and compact in structure, the gain of the built-in antennas is difficult to increase, which affects the radio frequency communication effect of electronics, and particularly in areas with dense people streams, the communication effect is reduced sharply. Usually, an external antenna is adopted to assist in communication, so that the effect of radio frequency communication is improved, but the existing external antenna is complex in structure, and has the problems that connecting wires are mutually wound and are not easy to install.

SUMMERY OF THE UTILITY MODEL

The application aims to provide an external antenna, so that the antenna can be conveniently installed and connected.

The embodiment of the application provides an external antenna, which comprises a housin, circuit board and the line body, the casing is provided with the through-hole, be provided with the merit on the circuit board and divide the circuit, the circuit board sets up in the casing, the line body includes two piece at least connecting wires, every connecting wire includes relative first end and second end, the first end of every connecting wire forms the segment of merging with the first end doubling of the connecting wire adjacent separately, the segment of merging is connected to the merit and divides the circuit, and the segment of merging extends to the casing partially at least, the second end of every connecting wire is located outside the casing and is provided with the connector.

The external antenna that this application embodiment provided connects the outside through the line body, wherein in the many connecting wires of the line body, first end doubling formation and line segment extend to outside the casing, has avoided mixed and disorderly unordered of connecting wire, the arrangement of being convenient for is connected, and the second end sets up the connector simultaneously for be connected with outside terminal equipment, when being connected with terminal equipment, many connecting wires can be side by side insert terminal equipment, and need not discern positive and negative, and it is more convenient to install.

These and other aspects of the present application will be more readily apparent from the following description of the embodiments.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic partial structural diagram of an external antenna according to an embodiment of the present disclosure;

fig. 2 is a schematic structural diagram of an external antenna according to an embodiment of the present application;

fig. 3 is a schematic partial cross-sectional view of an external antenna according to an embodiment of the present disclosure;

fig. 4 is a schematic structural diagram of a merging line segment in an external antenna according to an embodiment of the present application;

fig. 5 is a schematic view of a partial structure of a connection portion in an external antenna according to an embodiment of the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Existing 5 th generation communication technology (5G) has been developed to Sub-6GHz and millimeter wave frequency bands, compared with the frequency band (4G) used by the original LTE, the link attenuation is increased, general terminal equipment is an internal antenna, but is limited by the size of the terminal equipment, the gain of the antenna is difficult to be improved, in order to improve the coverage of the terminal equipment and enhance the user experience, an external antenna is usually used, higher antenna gain can be obtained by using the external antenna, the position of the external antenna is more flexibly placed, the external antenna can be placed indoors or outdoors, indoor obstacles are flexibly avoided, and great attenuation caused by a wall body is avoided. When the existing external antenna is separately outgoing, the cables are scattered and easy to wind, and when the external antenna is connected with terminal equipment, the cables need to be separately inserted one by one, so that the external antenna is inconvenient to install.

Therefore, the inventor proposes an external antenna in the embodiment of the present application. Embodiments of the present application will be described in detail below with reference to the accompanying drawings.

Referring to fig. 1 and 2, the present embodiment provides an external antenna 10, including a housing 100, a circuit board 200, and a wire 300, wherein the circuit board 200 is disposed inside the housing 100, the wire 300 is connected to the circuit board 200 and extends out of the housing 100, the wire 300 is used for connecting with an external terminal device, and specifically, the wire 300 includes at least two connecting wires 301 for connecting with an external terminal device. The external terminal device may be various types of electronic devices.

The electronic device may be a mobile or smart phone (e.g., an iPhone-based, Android-based phone), a Portable gaming device (e.g., Nintendo DS, PlayStation Portable, Gameboy Advance, iPhone), a laptop, a PDA, a Portable internet appliance, a music player, and a data storage device, other handheld devices, and a head-mounted device (HMD) such as a watch, a headset, a pendant, a headset, etc., and other wearable devices (e.g., a head-mounted device (HMD) such as electronic glasses, electronic clothing, an electronic bracelet, an electronic necklace, an electronic tattoo, an electronic device, or a smart watch).

The electronic device may also be any of a number of electronic devices including, but not limited to, cellular phones, smart phones, other wireless communication devices, personal digital assistants, audio players, other media players, music recorders, video recorders, cameras, other media recorders, radios, medical devices, vehicle transportation equipment, calculators, programmable remote controllers, pagers, laptop computers, desktop computers, printers, netbook computers, Personal Digital Assistants (PDAs), Portable Multimedia Players (PMPs), moving picture experts group (MPEG-1 or MPEG-2) audio layer 3(MP3) players, portable medical devices, and digital cameras and combinations thereof.

Referring to fig. 2 and 3, the housing 100 encloses an accommodating space for accommodating and mounting the circuit board 200, the housing 100 is provided with a through hole 111, the through hole 111 is used for the wire 300 to pass through, and the through hole 111 penetrates through the housing 100 and is communicated with the accommodating space. In some embodiments, the housing 100 may be enclosed in a variety of different shapes or configurations. By way of example only, in the present embodiment, the housing 100 encloses a closed rectangular parallelepiped structure, and the housing 100 is made of plastic, such as polypropylene, polyethylene, polyvinyl chloride, and other plastics, so that the rf signal can pass through the housing 100. In other embodiments, the housing 100 may be made of metal or other materials, and the metal of the housing 100 may be directly used as the antenna radiator.

The housing 100 includes a bottom wall 110, a side wall 130 and a top wall 120, wherein the top wall 120 is disposed opposite to the bottom wall 110, and the side wall 130 is annular and connected between the top wall 120 and the bottom wall 110. In this embodiment, the cross-sectional areas of the top wall 120 and the bottom wall 110 are substantially the same, the orthographic projection of the top wall 120 on the bottom wall 110 is substantially coincident with the bottom wall 110, and the cross-sectional area of the side wall 130 is substantially oblong or rectangular, and forms a containing space with the bottom wall 110 and the top wall 120.

A plurality of mounting buttons 131 are formed in the housing 100 for fixing the circuit board 200, and the mounting buttons 131 are located in the receiving space and connected to the sidewalls 130. In some embodiments, the installation buttons 131 may be arranged substantially around the circuit board 200, and an end of each installation button 131 far from the side wall 130 is provided with a barb, each barb forms a space with the side wall 130, the height of the space is slightly larger than the thickness of the circuit board 200, and when the circuit board 200 is installed, the circuit board 200 is embedded in the spaces between the installation buttons 131 and the side walls 130, and the circuit board 200 is fixed. The mounting button 131 may be made of plastic having a certain deformation capability, so that the circuit board 200 may be directly snapped into the space between the mounting button 131 and the sidewall 130 when the circuit board 200 is mounted. It is understood that, in some other embodiments, the mounting buckle body 131 may not be provided, and the circuit board 200 may be directly fixed by bonding or the like; or the circuit board 200 may be connected by other types of connectors, such as screws to fix the circuit board 200.

In this embodiment, the through hole 111 is disposed on the bottom wall 110 of the casing 100 for the wire body 300 to pass through. The through holes 111 may be provided in various forms, and the cross section thereof may be a circular hole, a bar-shaped hole, a square hole, a polygonal hole, or the like. In this embodiment, as an implementation manner, the number of the through holes 111 is one, and the cross section of the through hole 111 is configured to match the structure of the wire body 300, at least two connection wires 301 in the wire body 300 can pass through the through hole 111, the through hole 111 may include sub through holes 111 that are arranged side by side and are communicated with each other, and each sub through hole 111 is configured to match one connection wire 301.

Referring to fig. 3, the circuit board 200 may be a printed circuit board 200, a flexible circuit board 200, or the like, in the embodiment, the circuit board 200 has a substantially rectangular plate shape, and the circuit board 200 may be accommodated in the accommodating space. Specifically, the circuit board 200 is embedded in the gaps between the plurality of mounting hooks 131 and the side walls 130, and is fixed to the side walls 130.

The circuit board 200 is provided with a power dividing circuit 220, the power dividing circuit 220 is used for driving an antenna radiator on the circuit board 200 to transmit and receive radio frequency signals, and the power dividing circuit 220 may divide one signal into two or more signals with the same or different powers, or may combine the two or more signals into one signal. The power dividing circuit 220 may be a divide-by-n power dividing circuit 220, where n may be a natural number greater than or equal to 2. The circuit board 200 is provided with a plurality of antenna units 210, and the antenna units 210 are electrically connected through a power dividing circuit 220. As an implementation manner, in this embodiment, the power dividing circuit 220 is an 8-in-8 power dividing circuit 220, where the number of the antenna units 210 is 8, and the 8 antenna units 210 connected to the power dividing circuit 220 are symmetrically arranged along the length direction of the circuit board 200, where the length direction of the circuit board 200 is perpendicular to the plane of the bottom wall 110.

Moreover, in the 8 antenna units 210 connected by one-to-8 power dividing circuits 220, two antenna units 210 are symmetrically arranged along the length direction of the circuit board 200, and this arrangement manner of the antenna units 210 and the power dividing circuits 220 has the following advantages: the length direction of the circuit board 200 is the same as the extending direction of the housing 100, so that the antenna units 210 of one-8 are arranged along the length direction of the circuit board 200 in pairs, the area of the housing 100 can be maximally utilized to receive and transmit radio frequency signals, and the radio frequency communication effect is improved. Of course, it is understood that in some other embodiments, the power dividing circuit 220 may also be in other forms or arrangements, which are not limited herein, and the number of the antenna units 210 may be greater or less than 8.

It should be noted that the antenna unit 210 may radiate a fifth generation mobile communication signal (5G signal) or a fourth generation mobile communication signal (4G signal), or other types of signals, such as a WiFi signal, a GPS signal, or switch through the frequency band switching module, so as to selectively radiate the 5G signal and the 4G signal, it is understood that, when radiating the 4G signal or the 5G signal, the full-band or partial-band 4G signal may be received and transmitted through frequency band switching, and the full-band or partial-band 5G signal may be received and transmitted through frequency band switching.

In some embodiments, the external antenna 10 may further include a substrate 230, the substrate 230 is used for carrying the circuit board 200, the substrate 230 may be disposed in the housing 100 and may be substantially flat on the sidewall 130, the circuit board 200 may be disposed on the substrate 230 and fixed relative to the substrate 230, wherein the circuit board 200 may occupy all or part of the area of the substrate 230. In this embodiment, the substrate 230 is provided with a notch 231, the notch 231 is located at the edge of the substrate 230 and is adjacent to the through hole 111, the notch 231 is used for disposing the wire body 300, and a portion of the wire body 300 extending into the through hole 111 to be connected with the circuit board 200 can be bent at the notch 231, so that the power dividing circuit 220 on the circuit board 200 can be better connected. As an embodiment, the gap 231 may be located in the extending direction of the circuit board 200, so that the wire body 300 may extend to the gap 231 without bending after being led out from the circuit board 200, and then bend at the gap 231 and pass through the through hole 111. It is understood that in other embodiments, the circuit board 200 may be directly fixed to the housing 100, and the substrate 230 may not be provided.

Referring to fig. 2 and fig. 3, the wire body 300 includes at least two connection wires 301, each connection wire 301 includes a first end 310 and a second end 320, the first end 310 is used for connecting the circuit board 200 and electrically connecting with the power dividing circuit 220, and the second end 320 passes through the through hole 111 and penetrates the housing 100 and is used for connecting with an external terminal device. The length of each connecting line 301 may be the same or different to meet different connection requirements. As an implementation manner, in the present embodiment, the wire body 300 includes two connection wires 301, and the two connection wires 301 are arranged side by side and penetrate out of the through hole 111. It is understood that in other embodiments, the wire body 300 may further include more than two connection wires 301.

The first end 310 of each connecting line 301 is connected with the first end 310 of the adjacent connecting line 301 to form a combined line segment 302, wherein the combined line segment 302 refers to: the adjacent connecting lines 301 are arranged side by side and connected integrally. At least two parallel connection lines 301 and 302 are connected to the power dividing circuit 220, and the parallel connection lines 302 at least extend to a part outside the housing 100; that is, the parallel line segments 302 are connected to the power dividing circuit 220 on the circuit board 200, pass through the through holes 111 to the outside of the housing 100, and are separated from each other after passing through the housing 100 by a distance to become the independent connection lines 301.

Referring to fig. 4, each connection line 301 includes a core 330, an isolation layer 340 and a covering layer 350, the isolation layer 340 covers the core 330 and can block interference, the isolation layer 340 may be made of an insulating shielding material, the covering layer 350 covers the isolation layer 340, and the covering layer 350 may be made of a plastic material for protecting the connection line 301. At the parallel line 302, the cladding layers 350 of at least two connecting lines 301 are connected to form a substantially "∞" type structure. And due to the obstruction of the isolation layer 340, no interference is formed between the adjacent connecting lines 301. In some embodiments, the at least two connecting lines 301 may be formed into the line segment 302 by: after the core 330 and the spacer 340 are separately formed, a coating layer 350 is formed outside the spacer 340 by an integral injection molding.

In some embodiments, for better fixing the wire body 300, when the wire combining section 302 of the wire body 300 passes through the through hole 111 from the inside of the housing 100, the wire combining section 302 is connected with the wall of the housing 100 surrounding the through hole 111 to form a sealing structure for the through hole 111, so that, from the external view, the through hole 111 does not exist on the housing 100, but only the wire body 300 is led out from the housing 100, the structure of the whole external antenna 10 is more integral, and external dust, impurities and the like are prevented from entering the housing 100 from the through hole 111, so as to play a role of waterproof and dustproof, and prevent the circuit board 200 from being short-circuited due to water inflow. In other embodiments, the doubling segment 302 can also directly penetrate out of the through hole 111 without being connected with the wall surrounding the through hole 111, so that the wire body 300 can be more conveniently repaired.

After the circuit board 200 is connected, the first end 310 of each connection line 301 is led out from the notch 231 of the circuit board 200 to the through hole 111, and passes through the through hole 111 to the outside of the housing 100, the second end 320 of each connection line 301 is located outside the housing 100 and is provided with a connector 321, the connector 321 is used for connecting with a terminal device, the connector 321 may be a male connector or a female connector, which is not limited herein, and the specific structure of the connector 321 may be configured into any form in the prior art. Due to the arrangement of the parallel line segment 302, when the connector 321 is connected with the terminal device, the plugging position of the connector 321 can be accurately determined according to the sequence of the connecting lines 301 in the parallel line segment 302, and a user does not need to determine the plugging sequence again, so that the connection is more convenient.

In some embodiments, referring to fig. 2 and fig. 3, the antenna further includes a base 400, and the base 400 is connected to the housing 100 and is used for supporting the housing 100. Through setting up base 400, can be when using external antenna 10, more convenient place external antenna 10 in the use area, portable, installation.

The base 400 is connected to the bottom wall 110, and the combining line 302 is fixed to the base 400 after extending from the through hole 111. After setting up like this, base 400 not only can supply to support casing 100, can also play the fixed action to the line body 300, avoids the phenomenon of twining or knoing to appear in the line body 300, is more convenient for accomodate. The fixing line body 300 may be bound to the base 400 by a binding band, or may be in other forms as long as the fixing line body 300 is satisfied.

In this embodiment, the base 400 includes a base body 410 and a connecting portion 420, and the connecting portion 420 is disposed on the base 400 and connected to the housing 100. The base 410 is substantially a plate-shaped structure or a hollow plate-shaped structure, and the cross-sectional area thereof is greater than or equal to the cross-sectional area of the housing 100 to ensure the stability during supporting, and of course, the cross-sectional area of the base 410 may also be slightly smaller than the cross-sectional area of the housing 100. The connecting portion 420 is connected to the bottom wall 110 at a position corresponding to the through hole 111 of the bottom wall 110, and the extending direction of the connecting portion 420 is substantially along the axial direction of the through hole 111. The connection portion 420 is provided with a guide hole 421, the guide hole 421 communicates with the through hole 111, and the line segment 302 protrudes from the through hole 111 and passes through the guide hole 421. That is, after the wire body 300 is connected to the circuit board 200, it is led out from the through hole 111 into the guiding hole 421 of the connecting portion 420, and is led out from the guiding hole 421 to the outside, so that the connecting structure of the connecting portion 420 and the housing 100 has the consistency and integrity of appearance.

In some embodiments, referring to fig. 5, the guide hole 421 includes a first hole portion 4211 and a second hole portion 4212 communicating with each other, the first hole portion 4211 communicates with the through hole 111, and the second hole portion 4212 is bent with respect to the first hole portion 4211. That is, the axis of the first hole portion 4211 and the axis of the through hole 111 are substantially parallel to each other, and then the axis of the second hole portion 4212 is bent with respect to the axis of the first hole portion 4211, thus changing the orientation of the wire body 300. Since the base 410 of the base 400 is generally supported on a plane when supporting, when the wire body 300 is led out from the second hole 4212, the wire body 300 does not interfere with the base 400, so that the wire can be better routed, and the wire body 300 can be prevented from being wound.

In the external antenna 10 provided by this embodiment, since the wire body 300 is provided with the wire segment 302, the wire body 300 is not wound in the process of leading out the housing 100, which is more convenient for storage and installation. Meanwhile, the connectors 321 arranged at the second ends 320 of the connecting wires 301 can be more conveniently connected with external terminal equipment, and are influenced by the wire segments 302 in the inserting process, the positions of the connectors 321 can more conveniently correspond to the terminal equipment, the connectors 321 do not need to be checked one by one to be inserted into the terminal equipment, and the use is more convenient.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (10)

1. An external antenna, comprising:

a housing provided with a through hole;

the circuit board is provided with a power dividing circuit and arranged in the shell; and

the power divider comprises a shell, a line body and a plurality of connecting lines, wherein the line body comprises at least two connecting lines, each connecting line comprises a first end and a second end which are opposite, the first end of each connecting line is connected with the first end of the adjacent connecting line in a parallel mode to form a parallel line segment, the parallel line segment is connected to the power divider circuit and at least extends to one part of the shell, and the second end of each connecting line is located outside the shell and provided with a connector.

2. The external antenna as defined in claim 1, wherein the second ends of each of the connection lines are spaced apart from each other.

3. The external antenna as defined in claim 1, further comprising a base connected to the housing for supporting the housing.

4. The external antenna as defined in claim 3, wherein the housing includes a bottom wall, the through hole is disposed in the bottom wall, the base is connected to the bottom wall, and the wire segment is fixed to the base after extending out of the through hole.

5. The external antenna as defined in claim 4, wherein the base includes a base body and a connecting portion, the connecting portion is disposed on the base and connected to the housing, the connecting portion has a guiding hole, the guiding hole is connected to the through hole, and the parallel wire extends from the through hole and then passes through the guiding hole.

6. The external antenna as defined in claim 5, wherein the via hole comprises a first hole portion and a second hole portion communicating with each other, the first hole portion communicating with the through hole, the second hole portion being bent with respect to the first hole portion.

7. The external antenna as defined in claim 3, wherein the connecting wires comprise a core material, an isolation layer and a covering layer, the isolation layer covers the core material, the covering layer covers the isolation layer, and the covering layers of at least two connecting wires at the junction are connected.

8. The external antenna as defined in claim 7, wherein the at least two connection lines are disposed side by side and connected to each other, and the covering layer is connected to a wall surrounding the through hole.

9. The external antenna as defined in claim 1, wherein the circuit board is provided with a plurality of antenna units, and the antenna units are electrically connected through the power dividing circuit.

10. The external antenna as defined in claim 1, further comprising a substrate, wherein the circuit board is mounted on the substrate, the substrate is provided with a notch, the notch is located at an edge of the substrate and adjacent to the through hole, and the first end is connected to the circuit board through the notch.

Images