CN212277370U

CN212277370U - Satellite communication antenna

Info

Publication number: CN212277370U
Application number: CN202020432866.0U
Authority: CN
Inventors: 万贵明
Original assignee: Nanjing Gudawan Communication Equipment Co ltd
Current assignee: Nanjing Gudawan Communication Equipment Co ltd
Priority date: 2020-03-30
Filing date: 2020-03-30
Publication date: 2021-01-01
Anticipated expiration: 2030-03-30

Abstract

The utility model discloses a satellite communication antenna relates to satellite communication technical field, for solving the lower problem of current satellite antenna flexibility. The improved satellite dish structure is characterized in that a satellite antenna paraboloid is installed above the supporting ground, a fixed disc is installed at the lower end of the satellite antenna paraboloid, the satellite antenna paraboloid is connected with the fixed disc through a cup-shaped nut, a first fixing piece is installed above the fixed disc, a second fixing piece is installed below the fixed disc, a base is installed below the satellite antenna paraboloid, an adjusting disc is installed at the upper end of the base, the lower end of the adjusting disc is embedded into the base, a connecting shaft is installed in the middle of the lower end of the adjusting disc, a fixed box is installed at the lower end of the base, a stepping motor is installed inside the fixed box and connected with the connecting shaft through a coupling, and a side plate is installed on one side of the.

Description

Satellite communication antenna

Technical Field

The utility model relates to a satellite communication technology field specifically is a satellite communication antenna.

Background

In the vigorous development stage of the satellite industry in China, satellite signals can be better applied to various fields, such as vehicle-mounted and shipborne navigation and positioning systems, and a satellite antenna is a commonly-known big pot and is a metal paraboloid and is responsible for reflecting the satellite signals to a feed source and a tuner positioned at a focus. The satellite antenna is used for collecting weak signals transmitted from the satellite and removing noise as much as possible. Most antennas are generally parabolic, and some multifocal antennas are formed by a combination of a spherical surface and a parabolic surface. The satellite signal is concentrated to its focus after reflection by the parabolic antenna.

However, the existing satellite antenna has low flexibility, so that the existing requirement is not met, and a satellite communication antenna is provided for the existing satellite antenna.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a satellite communication antenna to solve the lower problem of current satellite antenna flexibility that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a satellite communication antenna comprises a supporting ground, a satellite antenna paraboloid is installed above the supporting ground, a fixed disc is installed at the lower end of the satellite antenna paraboloid, the satellite antenna paraboloid is connected with the fixed disc through a cup-shaped nut, a first fixing piece is installed above the fixed disc, a second fixing piece is installed below the fixed disc, a base is installed below the satellite antenna paraboloid, an adjusting disc is installed at the upper end of the base, the lower end of the adjusting disc is embedded into the base, a connecting shaft is installed in the middle of the lower end of the adjusting disc, a fixed box is installed at the lower end of the base, a stepping motor is installed inside the fixed box and is connected with the connecting shaft through a coupling, a side plate is installed on one side of the adjusting disc, an adjusting screw is installed between the side plate and the first fixing piece, and an adjusting handle is installed at one end of the adjusting, and the adjusting screw penetrates through the side plate, and a supporting rod is arranged between the adjusting disc and the second fixing piece.

Preferably, the support rod is connected with the second fixing piece through a rotating shaft, and the adjusting screw rod is connected with the first fixing piece through a rotating shaft.

Preferably, the adjusting disc is connected with the base through a bearing.

Preferably, the lower extreme of base is installed the support, and the support is provided with four, the support with support ground through fixing bolt connection.

Preferably, a feed source is arranged above the paraboloid of the satellite antenna, and a feed source support rod is arranged between the feed source and the paraboloid of the satellite antenna.

Preferably, the fixed box is connected with the stepping motor through a screw.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a rotation adjustment handle can zoom adjusting screw to change the parabolic inclination of satellite antenna, can finely tune fast satellite antenna parabolic angle, improved the flexibility of antenna.

2. The utility model discloses a step motor work and drive the adjustment disk and rotate for the base to change the parabolic horizontal angle of satellite antenna, it is convenient fast to adjust, has further improved the flexibility of antenna, realizes the synchronous tracking to the satellite.

Drawings

Fig. 1 is an overall front view of a satellite communication antenna according to the present invention;

FIG. 2 is a connection diagram of the base and the adjusting plate of the present invention;

fig. 3 is a schematic structural diagram of the fixing disc of the present invention.

In the figure: 1. a supporting ground; 2. a satellite antenna paraboloid; 3. fixing the disc; 4. a first fixing member; 5. a second fixing member; 6. a cup-shaped nut; 7. a base; 8. an adjusting disk; 9. a side plate; 10. adjusting the screw rod; 11. an adjusting handle; 12. a support bar; 13. a fixed box; 14. a stepping motor; 15. a connecting shaft; 16. a feed source support rod; 17. a feed source; 18. a support; 19. and (5) fixing the bolt.

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.

Referring to fig. 1-3, the present invention provides an embodiment: a satellite communication antenna comprises a supporting ground 1, a satellite antenna paraboloid 2 is arranged above the supporting ground 1, a fixed disc 3 is arranged at the lower end of the satellite antenna paraboloid 2, the satellite antenna paraboloid 2 is connected with the fixed disc 3 through a cup nut 6, a first fixing part 4 is arranged above the fixed disc 3, a second fixing part 5 is arranged below the fixed disc 3, a base 7 is arranged below the satellite antenna paraboloid 2, an adjusting disc 8 is arranged at the upper end of the base 7, the lower end of the adjusting disc 8 is embedded into the base 7, a connecting shaft 15 is arranged in the middle of the lower end of the adjusting disc 8, a fixing box 13 is arranged at the lower end of the base 7, a stepping motor 14 is arranged inside the fixing box 13, the stepping motor 14 is connected with the connecting shaft 15 through a coupler, the adjusting disc 8 is driven to rotate relative to the base 7 through the working of the stepping motor 14, and therefore the, adjust fast convenient, the flexibility of antenna has further been improved, curb plate 9 is installed to one side of adjustment disk 8, install adjusting screw 10 between curb plate 9 and the first mounting 4, adjustment handle 11 is installed to adjusting screw 10 one end, and adjusting screw 10 runs through curb plate 9, install bracing piece 12 between adjustment disk 8 and the second mounting 5, can zoom adjusting screw 10 through rotating adjusting handle 11, thereby change satellite antenna paraboloid 2's inclination, can finely tune fast satellite antenna paraboloid 2's angle, the flexibility of antenna has been improved.

Further, the support rod 12 is connected with the second fixing member 5 through a rotating shaft, the adjusting screw 10 is connected with the first fixing member 4 through a rotating shaft, the adjusting screw 10 can rotate relative to the first fixing member 4, and the support rod 12 can rotate relative to the second fixing member 5.

Further, the adjusting disk 8 is connected with the base 7 through a bearing, and the adjusting disk 8 can rotate relative to the base 7.

Further, support 18 is installed to the lower extreme of base 7, and support 18 is provided with four, and support 18 passes through fixing bolt 19 with support ground 1 to be connected, and is more stable to the fixed of antenna, and difficult production is rocked.

Furthermore, a feed source 17 is arranged above the satellite antenna paraboloid 2, a feed source support rod 16 is arranged between the feed source 17 and the satellite antenna paraboloid 2, and satellite signals are reflected by the satellite antenna paraboloid 2 to the feed source 17 and the tuner which are positioned at the focus to complete transmission.

Further, the fixing case 13 is connected to the stepping motor 14 by screws. The connection mode is simple, and the maintenance is facilitated.

The working principle is as follows: when the device is used, the bracket 18 and the supporting ground 1 are fixed through the fixing bolt 19, the whole antenna is fixed, all satellite signal waves which are emitted to the paraboloid 2 of the satellite antenna are reflected, the paraboloid is designed to have a certain curvature, the satellite signal waves can be reflected and concentrated to one point, the point is called the focus of the paraboloid 2 of the satellite antenna, the process of reflecting the satellite signal waves is called focusing, the focusing aims to enhance the energy of the satellite signal waves on the focus and improve the signal intensity, the principle is the same as the principle that a flashlight reflects focused light to enhance the focus brightness, which shows that the paraboloid antenna has the enhancement effect on satellite television signals, the satellite signal can be reflected to the feed source 17 and the high-frequency head which are positioned at the focus by the paraboloid 2 of the satellite antenna to complete transmission, the adjusting screw 10 can be zoomed by rotating the adjusting handle 11, and the inclination angle of the paraboloid 2 of the satellite antenna, can carry out quick fine setting to satellite antenna paraboloid 2's angle, improve the flexibility of antenna, drive adjusting disk 8 through step motor 14 work and rotate for base 7 to change satellite antenna paraboloid 2's horizontal angle, it is quick convenient to adjust, has further improved the flexibility of antenna, thereby can realize the synchronous tracking to the satellite.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A satellite communications antenna comprising a support ground (1), characterized in that: the satellite antenna paraboloid (2) is installed above the supporting ground (1), the fixed disk (3) is installed at the lower end of the satellite antenna paraboloid (2), the satellite antenna paraboloid (2) is connected with the fixed disk (3) through the cup-shaped nut (6), the first fixing piece (4) is installed above the fixed disk (3), the second fixing piece (5) is installed below the fixed disk (3), the base (7) is installed below the satellite antenna paraboloid (2), the adjusting disk (8) is installed at the upper end of the base (7), the lower end of the adjusting disk (8) is embedded into the base (7), the connecting shaft (15) is installed in the middle of the lower end of the adjusting disk (8), the fixing box (13) is installed at the lower end of the base (7), and the stepping motor (14) is installed inside the fixing box (13), and step motor (14) and connecting axle (15) pass through the coupling joint, curb plate (9) are installed to one side of adjusting disk (8), install adjusting screw (10) between curb plate (9) and first mounting (4), adjustment handle (11) are installed to adjusting screw (10) one end, and adjusting screw (10) run through curb plate (9), install bracing piece (12) between adjusting disk (8) and second mounting (5).

2. A satellite communications antenna according to claim 1, wherein: the support rod (12) is connected with the second fixing piece (5) through a rotating shaft, and the adjusting screw rod (10) is connected with the first fixing piece (4) through a rotating shaft.

3. A satellite communications antenna according to claim 1, wherein: the adjusting disc (8) is connected with the base (7) through a bearing.

4. A satellite communications antenna according to claim 1, wherein: support (18) are installed to the lower extreme of base (7), and support (18) are provided with four, support (18) are connected through fixing bolt (19) with supporting ground (1).

5. A satellite communications antenna according to claim 1, wherein: a feed source (17) is installed above the satellite antenna paraboloid (2), and a feed source support rod (16) is installed between the feed source (17) and the satellite antenna paraboloid (2).

6. A satellite communications antenna according to claim 1, wherein: the fixed box (13) is connected with the stepping motor (14) through screws.