CN218770041U

CN218770041U - Airborne external antenna

Info

Publication number: CN218770041U
Application number: CN202222049002.2U
Authority: CN
Inventors: 王健; 陈圣杰
Original assignee: Chinacomm Design & Consulting Co ltd
Current assignee: Chinacomm Design & Consulting Co ltd
Priority date: 2022-08-05
Filing date: 2022-08-05
Publication date: 2023-03-28
Anticipated expiration: 2032-08-05

Abstract

The utility model belongs to the technical field of the antenna, concretely relates to airborne external antenna draws together the organism, and the upper end of organism is provided with the antenna main part, and the outside of antenna main part is provided with the quick detach subassembly, the one end and the organism fixed connection of quick detach subassembly, and the quick detach subassembly is used for dismantling the antenna main part fast. The utility model discloses a structural design of quick detach subassembly, when dismantling the antenna main part, make the fixture block shift out from the inside of U-shaped piece, cancel the restriction to the fixture block, change the antenna main part, promoted the convenience of changing; through the structural design of the sealing assembly, the sealing performance is improved, the phenomenon that water vapor enters the interior to damage the conductive parts of the machine body and the antenna main body is avoided, and the safety of the antenna main body is guaranteed; through the design of conducting module, when changing the antenna main part, can make antenna main part and organism cut off the power supply and separate conveniently to and after changing antenna main part, make organism and antenna main part carry out electric connection fast, promoted efficiency.

Description

Airborne external antenna

Technical Field

The utility model belongs to the technical field of the antenna, concretely relates to airborne external antenna.

Background

An antenna is a transducer that converts a guided wave propagating on a transmission line into an electromagnetic wave propagating in an unbounded medium (usually free space), or vice versa. The antenna is widely applied in the fields of spaceflight, airborne, vehicle-mounted, communication, signal transmission and control. When carrying out wireless control, the great antenna of power generally needs to be changed when the distance is too far away, perhaps all need change when the antenna damages, when changing the antenna, general antenna is through the fix with screw on the organism, and it is comparatively inconvenient to dismantle, wastes time and energy, influences the use of antenna.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an airborne external antenna can promote the efficiency of dismantlement when dismantling the antenna, reduces the time of changing, has avoided causing the influence to the antenna use.

The utility model discloses the technical scheme who takes specifically as follows:

the utility model provides an airborne external antenna, is applied to unmanned aerial vehicle, includes the organism, the upper end of organism is provided with the antenna main part, the outside of antenna main part is provided with quick detach subassembly, the one end and the organism fixed connection of quick detach subassembly, the quick detach subassembly is used for quick detach antenna main part, the outside of antenna main part and the outside that is located quick detach subassembly are provided with seal assembly, seal assembly's one end and quick detach subassembly threaded connection, seal assembly is used for the clearance between sealed organism and the antenna main part, the inside of antenna main part is provided with electrically conductive module, electrically conductive module be used for with organism electric connection.

Furthermore, the quick-release assembly comprises a U-shaped block, a clamping block and a clamping strip, the U-shaped block is fixed at the upper end of the machine body, the clamping block is fixed at the lower end of the antenna main body, the clamping strip is fixed inside the U-shaped block, and the clamping strip is connected with the clamping block in a sliding mode.

Further, the seal assembly comprises a lower seal cap, a lower seal ring, a fixed pipe, an upper seal cap and an upper seal ring, the lower seal cap is slidably connected to the outer side of the antenna main body, the lower seal cap is in threaded connection with the U-shaped block, the lower seal ring is fixed to the lower end of the lower seal cap, the fixed pipe is fixed to the upper end of the lower seal cap, the fixed pipe is slidably connected with the antenna main body, the upper seal cap is slidably connected to the outer side of the antenna main body and located above the lower seal cap, the upper seal cap is in threaded connection with the fixed pipe, the upper seal ring is fixed to the upper end of the fixed pipe and located inside the upper seal cap, and the upper seal ring is slidably connected with the antenna main body.

Furthermore, the lower sealing ring and the upper sealing ring are made of rubber, and the upper sealing ring is in interference fit with the antenna main body.

Furthermore, the upper end of the inner part of the upper sealing cap is in a circular truncated cone shape.

Further, conductive module includes conductive contact, spacing ring, wire and spring, conductive contact sliding connection is at the lower extreme of antenna main part, conductive contact runs through the fixture block, the upper end at conductive contact is fixed to the spacing ring, spacing ring and antenna main part sliding connection, the wire is installed to conductive contact's upper end, conductive contact passes through wire and antenna main part electric connection, the inside of antenna main part and the outside that is located the wire are provided with the spring.

The utility model discloses the technological effect who gains does:

the utility model discloses a structural design of quick detach subassembly when dismantling the antenna main part, makes the fixture block shift out from the inside of U-shaped piece, and the cancellation is changed the antenna main part to the injecing of fixture block, has promoted the convenience of changing.

The utility model discloses a seal assembly's structural design, after changing the antenna main part, rotate lower seal cap, make lower seal cap and U-shaped piece threaded connection, extrude lower sealing ring, seal down between seal cap and the U-shaped piece, rotate upper seal cap, make upper seal cap and fixed pipe threaded connection, it makes its deformation to extrude the upper seal ring, make upper seal ring hug closely in the antenna main part, seal between fixed pipe and the upper seal cap, the leakproofness has been promoted, it all destroys organism and the electrically conductive part of antenna main part to have avoided steam to get into inside, the security of antenna main part has been ensured.

The utility model discloses a conductive module's design, when changing the antenna main part, can make antenna main part and organism cut off the power supply and separate conveniently to and after changing the antenna main part, make organism and antenna main part carry out electric connection fast, promoted efficiency.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the utility model with the body separated from the antenna body;

FIG. 3 is a partial exploded view of the present invention;

fig. 4 is a partial sectional view of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a body; 2. an antenna main body; 3. a U-shaped block; 4. a clamping block; 5. clamping the strip; 6. a lower sealing cap; 7. a lower seal ring; 8. a fixed tube; 9. an upper sealing cap; 10. an upper seal ring; 11. a conductive joint; 12. a limiting ring; 13. a wire; 14. a spring.

Detailed Description

In order to make the objects and advantages of the present invention more apparent, the present invention will be described in detail with reference to the following embodiments. It is to be understood that the following text is merely illustrative of one or more specific embodiments of the invention, and is not intended to strictly limit the scope of the claims.

As shown in fig. 1 and 2, an airborne external antenna is applied to an unmanned aerial vehicle, including a machine body 1, an upper end of the machine body 1 is provided with an antenna main body 2, a quick-release assembly is arranged on an outer side of the antenna main body 2, one end of the quick-release assembly is fixedly connected with the machine body 1, the quick-release assembly is used for quickly detaching the antenna main body 2, a sealing assembly is arranged on an outer side of the antenna main body 2 and on an outer side of the quick-release assembly, one end of the sealing assembly is in threaded connection with the quick-release assembly, the sealing assembly is used for sealing a gap between the machine body 1 and the antenna main body 2, a conductive module is arranged inside the antenna main body 2, and the conductive module is electrically connected with the machine body 1.

Specifically, when changing antenna main part 2, the seal assembly rotates, make it separate with the quick detach subassembly, dismantle the quick detach subassembly, make antenna main part 2 and organism 1 separation, make electrically conductive module and organism 1 separation simultaneously, after the change, make antenna main part 2 and carry out quick connection through the quick detach subassembly, make electrically conductive module and organism 1 electric connection simultaneously, make antenna main part 2 and organism 1 carry out electric connection, the seal assembly rotates, the clearance between organism 1 and antenna main part 2 is sealed, avoid steam to get into organism 1 and antenna main part 2 junction, the security has been promoted.

As shown in fig. 2 to 4, the quick release assembly includes a U-shaped block 3, a clamping block 4 and a clamping strip 5, the U-shaped block 3 is fixed at the upper end of the body 1, the clamping block 4 is fixed at the lower end of the antenna main body 2, the clamping strip 5 is fixed inside the U-shaped block 3, and the clamping strip 5 is slidably connected with the clamping block 4.

Specifically, when dismantling antenna main part 2, remove antenna main part 2, make fixture block 4 shift out from the inside of U-shaped piece 3, the cancellation is to the injecing of fixture block 4, dismantle antenna main part 2, dismantle the back, when making antenna main part 2 and organism 1 install, remove antenna main part 2 and make fixture block 4 move into the inside of U-shaped piece 3, fixture block 4 carries out the joint with card strip 5, injecing fixture block 4, has promoted the efficiency of dismantling.

As shown in fig. 3 and 4, the sealing assembly includes a lower sealing cap 6, a lower sealing ring 7, a fixed pipe 8, an upper sealing cap 9 and an upper sealing ring 10, the lower sealing cap 6 is slidably connected to the outer side of the antenna main body 2, the lower sealing cap 6 is in threaded connection with the U-shaped block 3, the lower sealing ring 7 is fixed to the lower end of the lower sealing cap 6, the fixed pipe 8 is fixed to the upper end of the lower sealing cap 6, the fixed pipe 8 is slidably connected with the antenna main body 2, the upper sealing cap 9 is slidably connected to the outer side of the antenna main body 2 and located above the lower sealing cap 6, the upper sealing cap 9 is in threaded connection with the fixed pipe 8, the upper sealing ring 10 is fixed to the upper end of the fixed pipe 8 and located inside the upper sealing cap 9, and the upper sealing ring 10 is slidably connected with the antenna main body 2.

It should be noted that the lower sealing ring 7 and the upper sealing ring 10 are made of rubber, the upper sealing ring 10 is in interference fit with the antenna main body 2, the sealing performance between the U-shaped block 3 and the lower sealing cap 6 is improved by the deformable characteristics of the lower sealing ring 7 and the upper sealing ring 10, and the sealing performance between the antenna main body 2, the fixing tube 8 and the upper sealing cap 9 is further improved by the interference fit of the upper sealing ring 10 and the antenna main body 2.

It should be noted that the upper end of the inside of the upper sealing cap 9 is truncated cone-shaped, so that when the upper sealing cap 9 presses the upper sealing ring 10, the upper sealing ring 10 is tightly attached between the antenna main body 2 and the upper sealing cap 9, thereby further improving the sealing performance.

Specifically, when sealed organism 1 and antenna main part 2, rotate lower sealing cap 6, make lower sealing cap 6 and 3 threaded connection of U-shaped piece, and be close to organism 1, extrude lower sealing ring 7, make lower sealing ring 7 produce deformation, make lower sealing ring 7 hug closely between U-shaped piece 3 and lower sealing cap 6, seal, sealing cap 9 on rotating, make

upper sealing cap

9 and 8 threaded connection of fixed pipe, and be close to lower sealing cap 6, make upper sealing ring 10 produce deformation, make upper sealing ring 10 hug closely between antenna main part 2 and upper sealing cap 9, reduce the clearance between antenna main part 2 and the upper sealing cap 9, the leakproofness has been promoted, steam has been avoided getting into inside and has all destroyed organism 1 and the antenna main part 2 electrically conductive part.

As shown in fig. 4, the conductive module includes a conductive contact 11, a limiting ring 12, a wire 13 and a spring 14, the conductive contact 11 is slidably connected to the lower end of the antenna body 2, the conductive contact 11 penetrates through the fixture block 4, the limiting ring 12 is fixed to the upper end of the conductive contact 11, the limiting ring 12 is slidably connected to the antenna body 2, the wire 13 is installed at the upper end of the conductive contact 11, the conductive contact 11 is electrically connected to the antenna body 2 through the wire 13, and the spring 14 is disposed inside the antenna body 2 and outside the wire 13.

It should be noted that, a conductive contact is disposed on the surface of the machine body 1 and inside the U-shaped block 3, and is used for electrically connecting with the conductive contact 11, and the conductive contact is a mature technology in the prior art and is not described herein again.

Specifically, when dismantling antenna main part 2, when fixture block 4 takes out from the inside of U-shaped block 3, conducting joint 11 also separates with the conductive contact piece on organism 1 upper portion, when installing antenna main part 2, make antenna main part 2 and organism 1 contact, make conducting joint 11 atress immigration antenna main part 2's inside, make spring 14 atress compression, when making fixture block 4 move in U-shaped block 3 inside, make conducting joint 11 and conductive contact piece contact, elasticity when compressing through spring 14 simultaneously, make conducting joint 11 and conductive contact piece in close contact with, promote electrically conductive stability.

The utility model discloses a theory of operation does: when changing antenna main part 2, the rotary seal subassembly, make its and quick detach subassembly separation, dismantle the quick detach subassembly, make antenna main part 2 and organism 1 separation, make conductive module and organism 1 separation simultaneously, after changing, make antenna main part 2 and carry out quick connection through the quick detach subassembly, make conductive module and organism 1 electric connection simultaneously, make antenna main part 2 and organism 1 carry out electric connection, the rotary seal subassembly, the clearance between organism 1 and antenna main part 2 is sealed, avoid steam to get into organism 1 and antenna main part 2 junction, the security has been promoted.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention. Structures, devices, and methods of operation not specifically described or illustrated herein are presently contemplated as being practiced in the art, unless otherwise specified and limited.

Claims

1. The utility model provides an airborne external antenna, is applied to unmanned aerial vehicle, its characterized in that: including organism (1), the upper end of organism (1) is provided with antenna main part (2), the outside of antenna main part (2) is provided with the quick detach subassembly, the one end and organism (1) fixed connection of quick detach subassembly, the quick detach subassembly is used for quick detach antenna main part (2), the outside of antenna main part (2) and the outside that is located the quick detach subassembly are provided with seal assembly, seal assembly's one end and quick detach subassembly threaded connection, seal assembly is used for the clearance between sealed organism (1) and antenna main part (2), the inside of antenna main part (2) is provided with conductive module, conductive module is used for with organism (1) electric connection.

2. The airborne external antenna according to claim 1, characterized in that: the quick-release assembly comprises a U-shaped block (3), a clamping block (4) and a clamping strip (5), the U-shaped block (3) is fixed at the upper end of the machine body (1), the clamping block (4) is fixed at the lower end of the antenna main body (2), the clamping strip (5) is fixed inside the U-shaped block (3), and the clamping strip (5) is connected with the clamping block (4) in a sliding mode.

3. The airborne external antenna according to claim 2, characterized in that: the antenna sealing assembly comprises a lower sealing cap (6), a lower sealing ring (7), a fixed pipe (8), an upper sealing cap (9) and an upper sealing ring (10), wherein the lower sealing cap (6) is connected to the outer side of an antenna main body (2) in a sliding manner, the lower sealing cap (6) is connected with a U-shaped block (3) in a threaded manner, the lower sealing ring (7) is fixed to the lower end of the lower sealing cap (6), the fixed pipe (8) is fixed to the upper end of the lower sealing cap (6), the fixed pipe (8) is connected with the antenna main body (2) in a sliding manner, the upper sealing cap (9) is connected to the outer side of the antenna main body (2) in a sliding manner and located above the lower sealing cap (6), the upper sealing cap (9) is connected with the fixed pipe (8) in a threaded manner, the upper sealing ring (10) is fixed to the upper end of the fixed pipe (8) and located inside the upper sealing cap (9), and the upper sealing ring (10) is connected with the antenna main body (2) in a sliding manner.

4. The airborne external antenna of claim 3, characterized in that: the lower sealing ring (7) and the upper sealing ring (10) are made of rubber, and the upper sealing ring (10) and the antenna main body (2) are in interference fit.

5. The airborne external antenna according to claim 4, characterized in that: the upper end of the inner part of the upper sealing cap (9) is in a circular truncated cone shape.

6. The airborne external antenna according to claim 2, characterized in that: the utility model discloses a novel antenna, including conductive module, conducting terminal, spacing ring (11), wire (13) and spring (14), conductive module includes conductive joint (11), spacing ring (12), wire (13) and spring (14), conductive joint (11) sliding connection is at the lower extreme of antenna main part (2), conductive joint (11) runs through fixture block (4), the upper end at conductive joint (11) is fixed in spacing ring (12), spacing ring (12) and antenna main part (2) sliding connection, wire (13) are installed to the upper end of conductive joint (11), conductive joint (11) are through wire (13) and antenna main part (2) electric connection, the inside of antenna main part (2) and the outside that is located wire (13) are provided with spring (14).