CN101834346B

CN101834346B - Finder

Info

Publication number: CN101834346B
Application number: CN200910176517.5A
Authority: CN
Inventors: 王五顺
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-03-09
Filing date: 2009-09-21
Publication date: 2014-03-19
Anticipated expiration: 2029-09-21
Also published as: CN101834346A

Abstract

The invention discloses a synchronous satellite finder designed and manufactured according to a geometric principle, which consists of an equator ring (1) , a circle center (2), a star finding pivot (3), a star finding orientation point (4), a longitude ring (5), a substellar rotating shaft (6), a latitude protractor (7), an antenna orientation point (8), a counter weight (9), a central shaft (10), a gravity level device (11) arranged on the top of the central shaft (10), and a compass (12). By operating the finder, the counter weight (9) is intersected with the star finding pivot (3) for determining an elevation angle and a polarizing angle; and the compass assists the pointing of the central shaft (10) in determining an azimuth angle. The finder has the advantages of few parts, low cost, simple structure, intuition, easy operation and suitability for non-professionals.

Description

Finder

Technical field

The present invention discloses a kind of synchronous satellite star finding device designing and producing according to geometry principle, relates to satellite antenna field.

Background technology

Satellite antenna is installed, and can three large angular dimensions that determine antenna be directly connected to satellite receiver and normally work.

First existing method needs to calculate or inquiry three large angular dimensions, with instruments such as compass, protractor, weights, satellite antenna is installed, and the method cost is low, but operation is more loaded down with trivial details, and layman is difficult for grasping.

Other method is to utilize the signal designation of receiver or special-purpose finder to seek star, though the method can accurately be determined satellite position, also face cost high, operate loaded down with trivial details defect, layman is difficult for grasping equally.

Summary of the invention

The technical problem to be solved in the present invention is to calculate and to inquire about the three large angular dimensions that just can determine antenna, facilitates layman that satellite antenna is installed.

For addressing the above problem, the invention provides a kind of finder designing and producing according to geometry principle, described finder has not only solved the problem at three big angles, and this finder directly perceived, low, easy suitability for industrialized production of cost simple in structure, can meet the needs that layman installs synchronous satellite antenna.

The present invention is by equator annulus 1, and the center of circle 2, seeks prong point 3, satellite position point 4, longitude ring 5, star Shaft 6, latitude protractor 7, antenna bearingt point 8, weight 9, central shaft 10 (the simulation earth's axis), the gravity horizontal device 11 on central shaft 10 tops and compass 12 form.Wherein seek prong point 3 under the line on annulus 1, be positioned at substar equatorial radius apart from the center of circle 1/6.6 place, longitude ring 5 is under the line in annulus 1 periphery, star Shaft 6 with seek prong point 3, satellite position is put 4 place radius and is become same straight line or parallel with it; Latitude protractor 7 be open circles perpendicular to equator annulus 1 and with its concentric, same radius, antenna bearingt point 8 is positioned at latitude protractor 7 circumference, weight 9 hangs on antenna bearingt and puts 8 places; Central shaft 10 one end are fixed on the center of circle 2 vertical with equator annulus 1, and top is through latitude protractor 7 limits, and gravity horizontal device 11 is installed at top, and compass 12 is positioned at gravity horizontal device 11 tops.

To above-mentioned, do into an improvement, with connecting rod 13, replace weight 9, , its top is connected with antenna bearingt point 8, end is through seeking prong point 3 to equatorial circle plane of a loop, connecting rod 13 is hollow stem, end surrounding is installed by upper, under, left, right 4 are connected to the displacement sampler 14 that electrode metal rod forms, in bar, have through displacement sampler 14 and be connected to the weight 9 of electrode, its effect is when weight 9 and arbitrary metal bar in displacement sampler 14 generation current that collides, as the light indicating signal source of adjusting antenna elevation angle and polarizing angle, also can drive corresponding electric device to adjust the elevation angle and polarizing angle, electronic compass 16 substitutes compass 12, as adjusting azimuthal light indicating signal source, also can drive electric device to adjust antenna azimuth.

While using above embodiment, equator annulus 1 or star Shaft 6 use fixtures need be fixed on to antenna correct position.

To above-mentioned, make further improvements as remote controller, elevation signals potentiometer 17 substitutes displacement sampler 14, is arranged on to seek prong and put 3 places, with connecting rod 13 interlocks; Satellite position point 4 is installed polarizing angle signal potential device 18, with connecting rod 19 interlocks that are connected satellite position point 4, antenna bearingt point 8; Satellite position is put 8 installation position angle potentiometers 20, with connecting rod 19 interlocks that are connected satellite position point 4; Elevation signals, polarizing angle signal, azimuth signal are transferred to antenna end through multicore cable, through voltage comparator circuit, driven antenna end electric device is made corresponding orientation adjustment together with the signal sources such as the elevation angle of antenna end potentiometer, polarizing angle potentiometer, azimuth potentiometer and electronic compass.

Beneficial effect of the present invention is as follows:

1, the present invention just can determine the large angular dimensions of antenna three without calculating.

2, satellite longitude of the present invention and antenna bearingt point position are easy to adjust, and are convenient to select star, change star.

3, part of the present invention is few, and cost is low, simple in structure, intuitively easy to operate, meets the needs that layman installs satellite antenna.

Accompanying drawing explanation

Below in conjunction with the drawings and specific embodiments, the present invention is described in further details:

Fig. 1 is cross-sectional view of the present invention.

Fig. 2 is equator of the present invention annulus cutaway view.

Fig. 3 is electronics indication of the present invention or automated control chart.

Fig. 4 seeks star remote control schematic diagram.

Embodiment

Fig. 1, Fig. 2 are the first execution modes, by equator annulus 1, the center of circle 2, seeks prong point 3, satellite position point 4, longitude ring 5, star Shaft 6, latitude protractor 7, antenna bearingt point 8, weight 9, central shaft 10 (the simulation earth's axis), the gravity horizontal device 11 on central shaft 10 tops and compass 12 form.Wherein seek prong point 3 and be fixed on equator annulus 1, be positioned at substar equatorial radius apart from the center of circle 1/6.6 place, longitude ring 5 is under the line in annulus 1 periphery, star Shaft 6 with seek prong point 3, satellite position is put 4 place radius and is become same straight line or parallel with it; Latitude protractor 7 be open circles perpendicular to equator annulus 1 and with its concentric, same radius, antenna bearingt point 8 is positioned at latitude protractor 7 circumference, weight 9 hangs on antenna bearingt and puts 8 places; Central shaft 10 one end are fixed on the center of circle 2 vertical with equator annulus, and top is through latitude protractor 7 limits, and gravity horizontal device 11 is installed at top, and compass 12 is positioned at gravity horizontal device 11 tops.

The Prime Focus Antenna of now take is done operation instruction as example, first adjusts longitude ring 4, latitude protractor 7 makes satellite position point 4, antenna bearingt put 8 corresponding satellite positions and orientation, antenna place; With fixture, equator annulus 1 is fixed on to frequency demultiplier below, seeking prong point 3, satellite position point 4 and place radius must be consistent with aerial signal beam direction, frequency demultiplier horizontal polarization and equator annulus 1 plane parallel; Rotation frequency demultiplier, raises or reduces antenna elevation angle, when weight 9 and antenna bearingt point 8, seek prong and put 3 when in alignment, determines the elevation angle and the polarizing angle of antenna; Finally adjust compass 12, proofread and correct magnetic bias angle, make central shaft 10 point to due south, determine azimuth.

Fig. 3 is the improvement to the first execution mode, installed displacement sampler 14 additional, electronic control circuit, weight 9 is replaced with to connecting rod 13, , its top is connected with antenna bearingt point 8, end is through seeking prong point 3, connecting rod 13 is hollow stem, end surrounding is installed by upper, under, left, right 4 are connected to the displacement sampler 14 that electrode metal rod forms, in bar, have through weight 9 displacement sampler 14 and that be connected to electrode, its effect is by weight 9 and arbitrary metal bar in displacement sampler 14 generation current that collides, as the light indicating signal source of adjusting antenna elevation angle and polarizing angle, also the corresponding electric device of available this signal driver adjusts the elevation angle and polarizing angle, compass 12 is substituted by electronic compass 16, and its signal of telecommunication as adjusting azimuthal index signal, also can drive electric device to adjust antenna azimuth after amplifying.

The present embodiment using method, with the first embodiment, can realize lamplight pointing manual setting, in antenna end, installs polarizing angle, the elevation angle, azimuth electric adjusting device additional, can realize the automatic adjustment of satellite antenna.

While using embodiment 1, embodiment 2 that offset-fed antenna is installed, star Shaft 6 use fixtures are fixed on to antenna edge, adjust offset-fed angle, make satellite position point 4 and place radius consistent with aerial signal beam direction, the frequency demultiplier position of star Shaft 5 replacement embodiment 1 is done and is rotated, and all the other operating procedures are identical.This shows, use the embodiment of the present invention 1, embodiment 2 can realize formal dress to offset-fed antenna, anti-dress and multiple posture side dress, reduced the requirement to installation addresses.

Fig. 4 makes further improvements, and realizes remote control and seeks star, and elevation signals potentiometer 17 replaces displacement samplers 14, is arranged on to seek prong and put 3 places and link with connecting rod 13; Satellite position point 4 is installed polarizing angle signal potential device 18, with connecting rod 19 interlocks that are connected satellite position point 4, antenna bearingt point 8; Satellite position is put 8 installation position angle potentiometers 20, with connecting rod 19 interlocks that are connected satellite position point 4; Elevation signals, polarizing angle signal, azimuth signal are transferred to antenna end through multicore cable, through voltage comparator circuit, drive electric device to make corresponding orientation adjustment together with the signal source such as the elevation angle of antenna end potentiometer, polarizing angle potentiometer, azimuth potentiometer and electronic compass.

First the present embodiment is arranged on antenna relevant position by the elevation angle potentiometer of antenna end, polarizing angle potentiometer, azimuth potentiometer, electronic compass while using, with multicore cable with shake control part, voltage comparator circuit and electric device and be connected, adjustment longitude ring 4, latitude protractor 7 make satellite position point 4 and antenna bearingt put 8 corresponding satellite longitudes and orientation, antenna place, by connecting

rod

13,18,19 Indirect method elevation angle potentiometers 17, polarizing angle potentiometer 19, azimuth potentiometer 20, realize shaking of antenna three big angles controlled and adjusted.

From Fig. 1, Fig. 2, Fig. 3, Fig. 4, be not difficult to find out; above embodiment also can be designed to spherical, uses transparent plastic material to make simultaneously, and not only vivider ball shape in analog, protection inner parameter are stablized and be attractive in appearance; can reduce cost of manufacture, be easy to suitability for industrialized production simultaneously.

Do not departing under the prerequisite of its operation principle, embodiment of the present invention is not limited to above structure or shape, also can design some apparent distortion, replacement and improvement, within these also should drop on protection scope of the present invention.

Claims

1. a finder, it is characterized in that by equator annulus (1), the center of circle (2), seek prong point (3), seek star azimuthal point (4), the gravity horizontal device (11) on longitude ring (5), star Shaft (6), latitude protractor (7), antenna bearingt point (8), weight (9), central shaft (10), central shaft (10) top and compass (12) form; Annulus (1) is upper under the line wherein to seek prong point (3), and seeks star azimuthal point (4), the center of circle (2) in same straight line, and seeks prong point (3) and be positioned at 1/6.6 longitude ring (5) radius apart from the center of circle; Longitude ring (5) is under the line in annulus (1) periphery; Star Shaft (6) with seek prong point (3), to seek star azimuthal point (4) place radius in alignment or parallel with it; Latitude protractor (7) is that open circles is perpendicular to equator annulus (1) concentric, same radius; Antenna bearingt point (8) is positioned at latitude protractor (7) circumference, and weight (9) hangs on antenna bearingt point (8) and locates; Central shaft (10) one end is fixed on the center of circle (2) vertical with equator annulus, top is through latitude protractor (7) limit, gravity horizontal device (11) is installed at top, and compass (12) is positioned at gravity horizontal device (11) top.

2. finder according to claim 1, is characterized in that weight (9) to replace with connecting rod (13), and its top is connected with antenna bearingt point (8), and end is through seeking prong point (3).

3. finder according to claim 2, is characterized in that connecting rod (13) is hollow stem, inside has the weight that is connected to electrode, and bottom is provided with displacement sampler.

4. finder according to claim 1, is characterized in that seeking prong point (3), seeks star azimuthal point (4), antenna bearingt point (8) locates to install remote signal potentiometer.

5. according to the finder described in claim 1,2 or 4, it is characterized in that shape is designed to spherical.