CN219419507U

CN219419507U - Space-borne satellite terminal spiral antenna device

Info

Publication number: CN219419507U
Application number: CN202320564086.5U
Authority: CN
Inventors: 魏祥军; 余香
Original assignee: Shenzhen Xinyi Wireless Technology Co ltd
Current assignee: Shenzhen Xinyi Wireless Technology Co ltd
Priority date: 2023-03-14
Filing date: 2023-03-14
Publication date: 2023-07-25
Anticipated expiration: 2033-03-14

Abstract

The utility model discloses a space-borne satellite terminal spiral antenna device, and relates to the technical field of spiral antennas. The novel antenna comprises an outer cover body and a base for mounting one end of the outer cover body, wherein a spiral antenna is mounted in an inner cavity of the outer cover body, a hollow sleeve penetrating through the inner cavity of the spiral antenna is mounted on the top inner wall of the outer cover body, a rotating shaft is connected in a rotating mode of the hollow sleeve, a jacket is connected to the spiral antenna, a connecting mechanism driving the jacket to move to adjust the space between the spiral antennas is arranged on the rotating shaft, a limiting sleeve penetrated by the rotating shaft is fixedly connected to the top of the outer cover body, and a fastening screw used for limiting the rotation of the rotating shaft is connected to the outer wall of the limiting sleeve through threads. This space leads to satellite terminal helical antenna device, after the installation is fixed, can drive the connecting block through the operation pivot and rotate, the connecting block can drive the connecting rod through the movable rod and carry out the removal of horizontal direction for helical antenna's diameter can be adjusted, is suitable for the use needs of multiple scene.

Description

Space-borne satellite terminal spiral antenna device

Technical Field

The utility model relates to the technical field of spiral antennas, in particular to a space-borne satellite terminal spiral antenna device.

Background

The satellite mobile communication system is a first generation satellite mobile communication system with independent intellectual property rights in China, the space-borne satellite mobile communication takes a geostationary orbit satellite transponder as a relay station to complete communication between a terminal and a ground station, and a spiral antenna is usually arranged on the space-borne satellite terminal.

After the existing spiral antenna is installed, the diameter of the existing spiral antenna is fixed, and when the diameter of the spiral antenna is adjusted, the existing spiral antenna can only be replaced, so that the use of various application scenes is affected.

Disclosure of Invention

The utility model provides a space-borne satellite terminal spiral antenna device, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a space leads to satellite terminal spiral antenna device, includes the dustcoat body and installs the base of making dustcoat body one end, spiral antenna is installed to the inner chamber of dustcoat body, the hollow sleeve pipe that passes spiral antenna inner chamber is installed to the top inner wall of dustcoat body, hollow sleeve pipe swivelling joint has the pivot, be connected with the clamp cover on the spiral antenna, be equipped with the coupling mechanism who drives the clamp cover motion in order to adjust between the spiral antenna in the pivot, the top fixedly connected with of dustcoat body is passed by the pivot stop collar, and the outer wall threaded connection of stop collar has the holding screw that is used for restricting pivot pivoted.

Further, the connecting mechanism comprises a connecting block, a movable rod and a connecting rod, a through hole is formed in the outer wall of the sleeve, the connecting block is mounted on the outer wall of the rotating shaft, the connecting block is hinged to the movable rod, and one end of the movable rod is hinged to the connecting rod penetrating through the through hole and connected with the clamping sleeve.

Further, the top of pivot fixed connection's operation piece.

Further, the top of base installs the PCB board that is located the dustcoat body inside.

Further, a connector penetrating through the base is installed at the bottom of the PCB.

Further, the mounting plate with the mounting hole at the top is mounted on the outer wall of the base.

Compared with the prior art, the utility model provides a space-borne satellite terminal spiral antenna device, which has the following beneficial effects: this space leads to satellite terminal helical antenna device, after the installation is fixed, can drive the connecting block through the operation pivot and rotate, the connecting block can drive the connecting rod through the movable rod and carry out the removal of horizontal direction for helical antenna's diameter can be adjusted, is suitable for the use needs of multiple scene.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic plan view of the present utility model;

fig. 3 is a schematic top view of the sleeve of the present utility model.

In the figure: 1. a housing body; 2. a base; 3. a sleeve; 4. a helical antenna; 5. a rotating shaft; 6. a mounting plate; 7. a jacket; 8. a connecting block; 9. a movable rod; 10. a connecting rod; 11. a through hole; 12. an operation block; 13. a PCB board; 14. a connector.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the utility model discloses a space-through satellite terminal spiral antenna device, which comprises an outer cover body 1 and a base 2 arranged at one end of the outer cover body 1, wherein a spiral antenna 4 is arranged in an inner cavity of the outer cover body 1, a hollow sleeve 3 penetrating through the inner cavity of the spiral antenna 4 is arranged on the top inner wall of the outer cover body 1, a rotating shaft 5 is rotationally connected to the hollow sleeve 3, a jacket 7 is connected to the spiral antenna 4, the rotating shaft 5 is provided with a connecting mechanism for driving the jacket 7 to move so as to adjust the space between the spiral antennas 4, a limit sleeve penetrated by the rotating shaft 5 is fixedly connected to the top of the outer cover body 1, and a set screw for limiting the rotation of the rotating shaft 5 is in threaded connection with the outer wall of the limit sleeve.

Specifically, coupling mechanism includes connecting block 8, movable rod 9 and connecting rod 10, through-hole 11 has been seted up to the outer wall of sleeve pipe 3, connecting block 8 is installed to the outer wall of pivot 5, connecting block 8 articulates movable rod 9, the one end of movable rod 9 articulates the connecting rod 10 that passes through-hole 11 and connect jacket 7.

In this embodiment, when the rotating shaft 5 is driven to rotate, the movable rod 9 is driven to rotate through the connecting block 8, and the connecting rod 10 moves along the through hole 11 due to the movement of the movable rod 9, so that the jacket 7 can drive the spiral antenna 4 to expand or contract.

Specifically, the top end of the rotating shaft 5 is fixedly connected with an operating block 12.

In this embodiment, the rotating shaft 5 passes through the stop collar and is connected with the operating block 12.

The top of the base 2 is provided with a PCB 13 positioned inside the outer cover 1.

The bottom of the PCB 13 is mounted with a connector 14 passing through the base 2.

In this embodiment, the connector 14 may be a radio frequency connector for use in establishing signal transmission.

Specifically, the outer wall of the base 2 is provided with a mounting plate 6 with a mounting hole at the top.

In this embodiment, the mounting plate 6 is provided to facilitate the mounting of the helical antenna device at a given location.

To sum up, this space-time satellite terminal helical antenna device, after the installation is fixed, can drive connecting block 8 through operating pivot 5 and rotate, connecting block 8 can drive connecting rod 10 through movable rod 9 and carry out the removal of horizontal direction for helical antenna 4's diameter can be adjusted, is suitable for the use needs of multiple scene.

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

Claims

1. The utility model provides a space leads to satellite terminal spiral antenna device, includes the dustcoat body (1) and installs base (2) of making dustcoat body (1) one end, its characterized in that: the inner cavity of the outer cover body (1) is provided with a spiral antenna (4), the top inner wall of the outer cover body (1) is provided with a hollow sleeve (3) penetrating through the inner cavity of the spiral antenna (4), the hollow sleeve (3) is rotationally connected with a rotating shaft (5), the spiral antenna (4) is connected with a jacket (7), the rotating shaft (5) is provided with a connecting mechanism driving the jacket (7) to move so as to adjust the spiral antenna (4), the top of the outer cover body (1) is fixedly connected with a limiting sleeve penetrated by the rotating shaft (5), and the outer wall of the limiting sleeve is in threaded connection with a set screw used for limiting the rotation of the rotating shaft (5).

2. A space-borne satellite terminal helical antenna device according to claim 1, wherein: the connecting mechanism comprises a connecting block (8), a movable rod (9) and a connecting rod (10), a through hole (11) is formed in the outer wall of the sleeve (3), the connecting block (8) is mounted on the outer wall of the rotating shaft (5), the connecting block (8) is hinged to the movable rod (9), and one end of the movable rod (9) is hinged to the connecting rod (10) penetrating through the through hole (11) and connected with the jacket (7).

3. A space-borne satellite terminal helical antenna device according to claim 1, wherein: and an operation block (12) fixedly connected with the top end of the rotating shaft (5).

4. A space-borne satellite terminal helical antenna device according to claim 1, wherein: the top of the base (2) is provided with a PCB (13) positioned inside the outer cover body (1).

5. A space-borne satellite terminal helical antenna device according to claim 4, wherein: the bottom of the PCB board is provided with a connector (14) penetrating through the base (2).

6. A space-borne satellite terminal helical antenna device according to claim 1, wherein: the outer wall of the base (2) is provided with a mounting plate (6) with a mounting hole at the top.