CN217544907U

CN217544907U - Antenna external expansion device and unmanned aerial vehicle remote controller

Info

Publication number: CN217544907U
Application number: CN202220828963.0U
Authority: CN
Inventors: 陈彦州; 王干军; 李庭坚
Original assignee: China Southern Power Grid General Aviation Service Co ltd
Current assignee: China Southern Power Grid General Aviation Service Co ltd
Priority date: 2022-04-11
Filing date: 2022-04-11
Publication date: 2022-10-04
Anticipated expiration: 2032-04-11

Abstract

The utility model provides an outer extension device of antenna and unmanned aerial vehicle remote controller, the outer extension device of antenna includes: the antenna comprises an inner shell, an epitaxial antenna, an outer shell and an outer joint; an accommodating cavity is arranged in the inner shell and is provided with a top opening, a side opening and a bottom opening; the extension antenna comprises a connecting part, a clamping block and an extension part which are sequentially connected, and the connecting part and the clamping block enter the accommodating cavity from the side opening; the shell body is provided with a containing groove and a through hole, the inner shell body extends into the containing groove, and the top of the extending portion penetrates through the through hole and extends out of the shell body. The utility model discloses an outer extension device of antenna can extend the antenna of unmanned aerial vehicle remote controller to the outside of unmanned aerial vehicle remote controller, and the outer joint through the outer extension device of antenna comparatively conveniently with polytype antenna connection to suitable external antenna is connected according to the user's needs, and then makes the antenna performance accord with the user demand, simple structure, and is with low costs.

Description

Antenna external expansion device and unmanned aerial vehicle remote controller

Technical Field

The utility model relates to an unmanned air vehicle technique field, concretely relates to antenna outer expanding device and unmanned aerial vehicle remote controller.

Background

The unmanned plane is called unmanned plane for short, and is an unmanned plane operated by radio remote control equipment and a self-contained program control device. Along with the development of science and technology, unmanned aerial vehicle is more and more extensive in the application in fields such as industry, business and daily life, and the function is also more and more powerful.

Unmanned aerial vehicle can arrange the unmanned aerial vehicle remote controller commonly and carry out operation control, sets up the antenna structure that receiving and dispatching signal used on the remote controller, realizes the wireless data communication between remote controller and the equipment. The signal coverage who is applied to the antenna of unmanned aerial vehicle remote controller at present is limited, often is difficult to satisfy the demand, needs to insert the better antenna of performance in addition, for example covers the wide omnidirectional antenna of angle, but the unmanned aerial vehicle remote controller is difficult to the multiple external antenna of cooperation connection because of the interface problem at present.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome shortcoming and not enough among the prior art, provide an outer extension device of antenna and unmanned aerial vehicle remote controller.

An embodiment of the utility model provides an antenna outer expanding device, include: the antenna comprises an inner shell, an epitaxial antenna, an outer shell and an outer joint;

the bottom of the inner shell is provided with an assembling part for assembling with an antenna interface of an unmanned aerial vehicle remote controller, an accommodating cavity is arranged in the inner shell, the accommodating cavity is provided with a top opening, a side opening and a bottom opening, and the top opening is communicated with the side opening;

the extension antenna comprises a connecting part, a clamping block and an extension part which are sequentially connected, the connecting part and the clamping block enter the accommodating cavity from the side opening, the extension part extends out of the top opening, and the clamping block is abutted against the inner wall around the top opening of the accommodating cavity;

the outer shell is provided with a containing groove and a through hole, the containing groove is positioned at the bottom of the outer shell, the through hole is positioned at the top of the outer shell and is communicated with the containing groove, the inner shell extends into the containing groove, and the top of the outer extension part passes through the through hole and extends out of the outer shell;

the outer joint is connected with the part of the extension part extending out of the shell.

Compared with the prior art, the utility model discloses an outer extension device of antenna can extend the antenna of unmanned aerial vehicle remote controller to the outside of unmanned aerial vehicle remote controller, and the outer joint through outer extension device of antenna is comparatively convenient with polytype antenna connection to connect suitable external antenna according to user's needs, and then make the antenna performance accord with user's demand, simple structure, it is with low costs.

In some optional embodiments, the inner wall of the accommodating cavity is provided with a limiting part, a clamping groove is formed between the limiting part and the top of the accommodating cavity, and the clamping groove is communicated with the side opening;

when the connecting part enters the accommodating cavity from the side opening, the clamping block extends into the clamping groove and is clamped with the clamping groove.

In some optional embodiments, the outside cover of extension is equipped with the stop collar, the stop collar is located the extension stretches out in the part outside the shell body, its butt is in the top of shell body, the stop collar with the outer joint is in keeping away from the direction of shell body arranges in proper order, the stop collar with the outer joint all with the connection can be dismantled to the extension.

In some optional embodiments, the edge of the side opening is provided with a positioning notch, and the positioning notch is positioned on the side of the side opening far away from the top opening;

the inner wall of storage tank is provided with the locating piece, when interior casing stretched into in the storage tank, the locating piece passes through side opening back card is gone into the location breach.

In some alternative embodiments, the fitting portion includes two elastic plates provided at the bottom of the inner case, the two elastic plates being arranged around the bottom opening.

In some optional embodiments, at least one of the elastic plates is provided with a limiting protrusion, the limiting protrusion is arranged on one side of the elastic plate far away from the bottom opening and arranged around the bottom opening, and a limiting space is formed between the limiting protrusion and the bottom of the inner shell.

In some alternative embodiments, at least one of the elastic plates is provided with a positioning boss, and the positioning boss is arranged on one side of the elastic plate away from the bottom opening.

In some alternative embodiments, the outer side of the portion of the outer extension portion extending out of the outer shell is provided with a threaded portion, and the outer joint is in threaded connection with the threaded portion.

In some alternative embodiments, the lateral surface of the extension portion is provided with a positioning recess, the inner wall of the through hole is provided with a circumferential positioning part which is abutted to the positioning recess.

Another embodiment of the utility model provides an unmanned aerial vehicle remote controller, include: the remote controller body is provided with an operation panel and a plurality of antenna interfaces, and the antenna interfaces are connected with the assembling portion of the antenna external expansion device.

In order that the invention may be more clearly understood, particular embodiments of the invention will now be described with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic structural diagram of an antenna external expansion device according to an embodiment of the present invention;

fig. 2 is an exploded view of the outer antenna extender of an embodiment of the present invention;

fig. 3 is a schematic structural view of an inner housing according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of an outer casing according to an embodiment of the present invention;

fig. 5 is a schematic structural view of the antenna outer expanding device according to the embodiment of the present invention when the inner case is removed;

fig. 6 is a schematic structural view of one side of the inner case according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of the remote controller of the unmanned aerial vehicle according to an embodiment of the present invention.

Description of the reference numerals:

10. an inner housing; 11. an assembling portion; 111. an elastic plate; 112. a limiting bulge; 113. a positioning boss; 12. an accommodating cavity; 121. a limiting part; 13. opening the side; 131. positioning the notch; 14. the top is open; 15. a card slot; 20. an epitaxial antenna; 21. a connecting portion; 22. an extension portion; 221. positioning the recess; 23. a clamping block; 24. a limiting sleeve; 30. an outer housing; 31. a containing groove; 32. a through hole; 321. a circumferential positioning part; 33. positioning blocks; 40. an outer joint; 50. unmanned aerial vehicle remote controller.

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 efforts all belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

In the description of the present invention, "plurality" means 2 or more than 2 unless otherwise specified. In the description of the present invention, "a number" means 1 or more than 1 unless otherwise specified.

Please refer to fig. 1, which is a schematic structural diagram of an antenna external expanding device according to an embodiment of the present invention, the antenna external expanding device includes: inner housing 10, extension antenna 20, outer housing 30 and outer joint 40.

Referring to fig. 2, fig. 3 and fig. 4, fig. 2 is an exploded view of an antenna external expansion device according to an embodiment of the present invention, fig. 3 is a schematic structural view of an inner housing according to an embodiment of the present invention, fig. 4 is a schematic structural view of an outer housing according to an embodiment of the present invention, an assembling portion 11 for assembling with an antenna interface of an unmanned aerial vehicle remote controller 50 is disposed at the bottom of the inner housing 10, an accommodating chamber 12 is disposed in the inner housing 10, the accommodating chamber 12 has a top opening 14, a side opening 13 and a bottom opening, and the top opening 14 is communicated with the side opening 13; the extension antenna 20 comprises a connecting part 21, a fixture block 23 and an extension part 22 which are connected in sequence, the connecting part 21 and the fixture block 23 enter the accommodating cavity 12 from the side opening 13, the extension part 22 extends out from the top opening 14, and the fixture block 23 abuts against the inner wall around the top opening 14 of the accommodating cavity 12, so that the extension antenna 20 is limited to be separated from the top opening 14 of the accommodating cavity 12; the outer shell 30 is provided with a containing groove 31 and a through hole 32, the containing groove 31 is located at the bottom of the outer shell 30, the through hole 32 is located at the top of the outer shell 30 and is communicated with the containing groove 31, the inner shell 10 extends into the containing groove 31, and the top of the outer extension portion 22 passes through the through hole 32 and extends out of the outer shell 30; the outer joint 40 is connected to a portion of the extension portion 22 extending out of the outer housing 30. After the assembly portion 11 of the inner shell 10 and the antenna interface of the unmanned aerial vehicle remote controller 50 are assembled, the outer joint 40 is located outside the outer shell 30 and is connected with the antenna of each type conveniently, and the connecting portion 21 of the extension antenna 20 is connected with the signal. Of course, the range of adapting the external antenna may be further extended by replacing a different type of external connector 40.

In order to improve the stability of the extension antenna 20, in some alternative embodiments, a position-limiting part 121 is disposed on an inner wall of the accommodating cavity 12, a card slot 15 is formed between the position-limiting part 121 and the top of the accommodating cavity 12, and the card slot 15 is communicated with the side opening 13; when the connecting portion 21 enters the accommodating cavity 12 from the side opening 13, the connecting portion is clamped into the clamping groove 15 along a direction perpendicular to the top to the bottom of the inner housing 10, so that the connecting portion 21 can stably enter the accommodating cavity 12. In the present embodiment, the latch 23 is disposed around the connecting portion 21, but may be disposed only on one side of the connecting portion 21.

In order to further improve the stability of the extension antenna 20, in some alternative embodiments, the outer side of the extension portion 22 is sleeved with a position-limiting sleeve 24, the position-limiting sleeve 24 is located on a portion of the extension portion 22 extending out of the outer shell 30 and abuts against the top of the outer shell 30, the position-limiting sleeve 24 and the external connector 40 are sequentially arranged in a direction away from the outer shell 30, and both the position-limiting sleeve 24 and the external connector 40 are detachably connected with the extension portion 22. Because the partial structure of the inner shell 10 and the partial structure of the outer shell 30 are clamped and limited between the fixture block 23 and the limiting sleeve 24, the extension antenna 20 is more stable and is not easy to shake. Please refer to fig. 5, which is a schematic structural diagram of the external antenna expanding device according to an embodiment of the present invention when the internal housing is taken down, in addition, when the remote controller 50 of the unmanned aerial vehicle has different interfaces, for example, the remote controller 50 of the unmanned aerial vehicle has a first interface and a second interface, the first interface is a concave interface, a connector is provided in the first interface, the second interface is a convex interface, two external antenna expanding devices can be adopted, the internal housing 10 can be detached from one of the external antenna expanding devices, the fixture block 23 of the external antenna 20 abuts against the top inner wall of the storage groove 31 of the external housing 30, the position-limiting sleeve 24 abuts against the top of the external housing 30, thereby fixing the external antenna 20, and then the second interface is inserted into the storage groove 31, is engaged with the storage groove 31, and is connected to the connecting portion 21 of the external antenna 20. In the present embodiment, the stopper sleeve 24 and the outer joint 40 are both screwed to the outer extension 22, and the stopper sleeve 24 presses the outer housing 30 and the inner housing 10 against the stopper block 23, thereby tightly fixing the inner housing 10, the outer housing 30, and the extension antenna 20. Of course, in other embodiments, the inner housing 10, the outer housing 30 and the extension antenna 20 may be fastened by the outer joint 40 being pressed against the top of the outer housing 30 and the outer joint 40 being engaged with the latch 23.

To facilitate positioning of the outer shell 30 and the inner shell 10, in some alternative embodiments, the edge of the side opening 13 is provided with a positioning notch 131, and the positioning notch 131 is located on the side of the side opening 13 away from the top opening 14; the inner wall of the receiving groove 31 is provided with a positioning block 33, and when the inner housing 10 is inserted into the receiving groove 31, the positioning block 33 is inserted into the positioning notch 131 through the side opening 13. The outer housing 30 and the inner housing 10 may be fixed by interference fit of the inner housing 10 and the receiving groove 31, and of course, the outer housing 30 and the inner housing 10 may be fixed by a screw connection or a snap.

Referring to fig. 6, which is a schematic structural diagram of one side of the inner housing according to an embodiment of the present invention, in some alternative embodiments, the assembling portion 11 includes two elastic plates 111, the elastic plates 111 are disposed at the bottom of the inner housing, and the two elastic plates 111 are disposed around the bottom opening. After the elastic plate 111 stretches into the wireless interface of the unmanned aerial vehicle remote controller 50, the elastic plate is tightly matched with the wireless interface, and a connector in the wireless interface is located between the two elastic plates 111. Of course, the structure of the assembling portion 11 is not limited to this, and those skilled in the art may select other suitable structures according to the structure of the wireless interface of the actual remote controller 50 of the unmanned aerial vehicle, and there may be interfaces of different structures for the same remote controller 50 of the unmanned aerial vehicle, so that the same remote controller 50 of the unmanned aerial vehicle may be connected to a plurality of antenna external expansion devices of the assembling portion 11 having different structures at the same time.

In some alternative embodiments, at least one elastic plate 111 is provided with a limiting protrusion portion 112, the limiting protrusion portion 112 is disposed on a side of the elastic plate 111 away from the bottom opening, and is disposed around the bottom opening, and a limiting space is formed between the limiting protrusion portion 112 and the bottom of the inner shell 10. The inside spacing groove that has of wireless interface of unmanned aerial vehicle remote controller 50's wireless interface, spacing bellying 112 can stretch into the spacing inslot for 50 partial shells of unmanned aerial vehicle remote controller enter into spacing space, thereby improve the stability of assembly portion 11.

In order to fix a position the angle of the antenna external extension device relative to the wireless interface of the remote controller 50 of the unmanned aerial vehicle, in some optional embodiments, at least one elastic plate 111 is provided with a positioning protrusion 113, the positioning protrusion 113 is arranged on one side of the elastic plate 111 away from the bottom opening, the inner wall of the wireless interface of the remote controller 50 of the unmanned aerial vehicle is provided with a positioning groove, the positioning protrusion 113 extends into the positioning groove, and therefore circumferential fixation of the inner shell 10 relative to the wireless interface is achieved.

In some optional embodiments, a threaded portion is disposed on an outer side of a portion of the outer extension portion 22 extending out of the outer shell 30, the outer connector 40 is in threaded connection with the threaded portion, the outer connector 40 and the outer extension portion 22 can be conveniently detachably connected, and therefore different connectors can be conveniently replaced to adapt to more types of external antennas.

In order to avoid the relative rotation between the extension portion 22 and the through hole 32, in some alternative embodiments, the lateral surface of the extension portion 22 is provided with a positioning recess 221, the inner wall of the through hole 32 is provided with a circumferential positioning portion 321, and the circumferential positioning portion 321 abuts against the positioning recess 221, of course, a protrusion may be provided on the extension portion 22, a recess may be provided inside the through hole 32, and the positions of the extension portion 22 and the through hole 32 are positioned through the cooperation of the protrusion and the recess.

Please refer to fig. 7, which is a schematic structural diagram of an unmanned aerial vehicle remote controller according to an embodiment of the present invention, the above-mentioned antenna external expansion device can be applied to the unmanned aerial vehicle remote controller 50, and the unmanned aerial vehicle remote controller 50 includes: the remote controller body is provided with an operation panel and a plurality of antenna interfaces, and the antenna interfaces are connected with the assembling part 11 of the antenna external expansion device. The number of the antenna interfaces and the number of the external antenna extension devices may be designed according to actual needs, for example, in this embodiment, two antenna interfaces and two external antenna extension devices are used.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An antenna extension apparatus, comprising: the antenna comprises an inner shell, an epitaxial antenna, an outer shell and an outer joint;

2. The device of claim 1, wherein: a limiting part is arranged on the inner wall of the accommodating cavity, a clamping groove is formed between the limiting part and the top of the accommodating cavity, and the clamping groove is communicated with the side opening;

3. The out-of-antenna extender of claim 2, wherein: the outside cover of extension is equipped with the stop collar, the stop collar is located extension of extension in the outer part of shell, its butt is in the top of shell body, the stop collar with the outer joint is keeping away from the direction of shell body is arranged according to the preface, the stop collar with the outer joint all with the connection can be dismantled to the extension.

4. The device of claim 1, wherein: a positioning notch is formed in the edge of the side opening and is positioned on one side, away from the top opening, of the side opening;

the inner wall of the containing groove is provided with a positioning block, and when the inner shell extends into the containing groove, the positioning block is clamped into the positioning notch after passing through the side opening.

5. The device according to any one of claims 1 to 4, wherein: the fitting portion includes two elastic plates provided at the bottom of the inner case, the two elastic plates being arranged around the bottom opening.

6. The device of claim 5, wherein: at least one be provided with spacing bellying on the elastic plate, spacing bellying arranges the elastic plate is kept away from bottom open-ended one side, centers on the bottom opening arranges, spacing bellying with form spacing space between the bottom of interior casing.

7. The device of claim 5, wherein: at least one elastic plate is provided with a positioning protruding portion, and the positioning protruding portion is arranged on one side, far away from the bottom opening, of the elastic plate.

8. The device according to any one of claims 1 to 4, wherein: the outer side of the part of the outer extension part extending out of the outer shell is provided with a threaded part, and the outer joint is in threaded connection with the threaded part.

9. The device according to any one of claims 1 to 4, wherein: the side of extension portion is provided with the location sunken, the inner wall of through-hole is provided with circumference location portion, circumference location portion butt the location is sunken.

10. An unmanned aerial vehicle remote controller, its characterized in that includes: the remote controller comprises a remote controller body and a plurality of antenna external expansion devices as claimed in any one of claims 1 to 9, wherein an operation panel and a plurality of antenna interfaces are arranged on the remote controller body, and the antenna interfaces are connected with the assembling parts of the antenna external expansion devices.