CN101834346A

CN101834346A - Finder

Info

Publication number: CN101834346A
Application number: CN 200910176517
Authority: CN
Inventors: 王五顺
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-03-09
Filing date: 2009-09-21
Publication date: 2010-09-15
Anticipated expiration: 2029-09-21
Also published as: CN101834346B

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 finder that designs and produces according to geometry principle, relates to the satellite antenna field.

Background technology

Satellite antenna is installed, and can three big angular dimensions that determine antenna are directly connected to satellite receiver operate as normal.

Three big angular dimensions at first need be calculated or inquire about to existing method, with instruments such as compass, protractor, weights satellite antenna is installed, and this method cost is low, but operation is more loaded down with trivial details, and the layman is difficult for grasping.

Other method is to utilize the signal indication or the special-purpose finder of receiver to seek star, though the method can accurately be determined satellite position, also faces cost height, the loaded down with trivial details defective of operation, and the 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 big angular dimensions that just can determine antenna, makes things convenient for the layman that satellite antenna is installed.

For addressing the above problem, the invention provides a kind of finder that designs and produces 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 satisfy the needs that the layman installs the synchronous satellite antenna.

The present invention is by equator annulus 1, and prong point 3 is sought in the center of circle 2, satellite position point 4, longitude ring 5, rotating shaft 6 under the star, 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 are formed.Wherein seek prong point 3 under the line on the annulus 1, be positioned at the substar equatorial radius apart from the center of circle 1/6.6 place, longitude ring 5 is under the line on annulus 1 periphery, under the star rotating 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 1 ends are fixed on the center of circle 2 and vertical with equator annulus 1, and latitude protractor 7 limits are passed on the top, and gravity horizontal device 11 is installed at the top, and compass 12 is positioned at gravity horizontal device 11 tops.

Do into improvement to above-mentioned, replace weight 9 with connecting rod 13, its top is connected with antenna bearingt point 8, end passes seeks prong point 3 to the equatorial circle plane of a loop, connecting rod 13 is a hollow stem, install around terminal by last, down, a left side, right 4 are connected to the displacement sampler 14 that the electrode metal rod is formed, the weight 9 that passes displacement sampler 14 and be connected to electrode is arranged in the bar, its effect is when weight 9 and arbitrary metal bar in the displacement sampler 14 generation electric current that collides, light indicating signal source as adjusting antenna elevation angle and polarizing angle also can drive corresponding electric device the elevation angle and polarizing angle are adjusted; Electronic compass 16 substitutes compass 12, as adjusting azimuthal light indicating signal source, also can drive electric device antenna azimuth is adjusted.

When using above embodiment, need the 6 usefulness anchor clamps of rotating shaft under equator annulus 1 or the star are fixed on the antenna correct position.

Above-mentioned doing further is improved to remote controller, and elevation signals potentiometer 17 substitutes displacement samplers 14, is installed in 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 with the signal sources such as elevation angle potentiometer, polarizing angle potentiometer, azimuth potentiometer and electronic compass of antenna end.

Beneficial effect of the present invention is as follows:

1, the present invention need not to calculate and just can determine antenna three big angular dimensions.

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, and is simple in structure, intuitively easy to operate, satisfies the needs that the layman installs satellite antenna.

Description of drawings

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

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

Fig. 2 is an 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 first execution modes, and by equator annulus 1, prong point 3 is sought in the center of circle 2, satellite position point 4, longitude ring 5, rotating shaft 6 under the star, 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 are formed.Wherein seek prong point 3 and be fixed on the equator annulus 1, be positioned at the substar equatorial radius apart from the center of circle 1/6.6 place, longitude ring 5 is under the line on annulus 1 periphery, under the star rotating 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 1 ends are fixed on the center of circle 2 and vertical with the equator annulus, and latitude protractor 7 limits are passed on the top, and gravity horizontal device 11 is installed at the top, and compass 12 is positioned at gravity horizontal device 11 tops.

Now be that example is done operation instruction, at first adjust longitude ring 4, latitude protractor 7 makes satellite position point 4, antenna bearingt put 8 corresponding satellite positions and orientation, antenna place with the Prime Focus Antenna; With anchor clamps equator annulus 1 is fixed on the frequency demultiplier below, seeking prong point 3, satellite position point 4 and place radius must be consistent with the aerial signal beam direction, frequency demultiplier horizontal polarization and equator annulus 1 plane parallel; The rotation frequency demultiplier is raised or is reduced 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; Adjust compass 12 at last, proofread and correct the magnetic bias angle, make central shaft 10 point to the due south, determine the azimuth.

Fig. 3 is the improvement to first execution mode, installed displacement sampler 14 additional, electronic control circuit, weight 9 is replaced with connecting rod 13, its top is connected with antenna bearingt point 8, end passes seeks prong point 3, connecting rod 13 is a hollow stem, install around terminal by last, down, a left side, right 4 are connected to the displacement sampler 14 that the electrode metal rod is formed, have in the bar and pass weight 9 displacement sampler 14 and that be connected to electrode, its effect is by weight 9 and arbitrary metal bar in the displacement sampler 14 generation electric current that collides, as the light indicating signal source of adjusting antenna elevation angle and polarizing angle, also available this signal drives corresponding electric device the elevation angle and polarizing angle is adjusted; Compass 12 is substituted by electronic compass 16, and its signal of telecommunication as adjusting azimuthal index signal, also can drive electric device antenna azimuth is adjusted after amplifying.

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

When using embodiment 1, embodiment 2 installation offset-fed antennas, the 6 usefulness anchor clamps of rotating shaft under the star are fixed on antenna edge, adjust the offset-fed angle, make satellite position point 4 and place radius consistent with the aerial signal beam direction, rotating shaft 5 replaces the frequency demultiplier position of embodiment 1 to do rotation under the star, and all the other operating procedures are identical.This shows, use the embodiment of the invention 1, embodiment 2 can realize the formal dress of offset-fed antenna, instead adorn and multiple posture side dress, reduced requirement installation addresses.

Fig. 4 does further improvement, realizes that remote control seeks star, and elevation signals potentiometer 17 replaces displacement samplers 14, is installed in 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,, drive electric device and make corresponding orientation adjustment through voltage comparator circuit with the signal sources such as elevation angle potentiometer, polarizing angle potentiometer, azimuth potentiometer and electronic compass of antenna end.

When using, present embodiment at first elevation angle potentiometer, polarizing angle potentiometer, azimuth potentiometer, the electronic compass of antenna end is installed in the antenna relevant position, 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, adjust elevation angle potentiometer 17, polarizing angle potentiometer 19, azimuth potentiometer 20 indirectly by connecting

rod

13,18,19, realize shaking of antenna three big angles controlled adjustment.

Be not difficult to find out from Fig. 1, Fig. 2, Fig. 3, Fig. 4; above embodiment also can be designed to sphere, uses transparent plastic material to make simultaneously, and the not only vivider simulation figure of the earth, protection inner parameter are stablized and be attractive in appearance; simultaneously can reduce cost of manufacture, be easy to suitability for industrialized production.

Under the prerequisite that does not break away from its operation principle, embodiment of the present invention is not limited to above structure or shape, also can design some conspicuous distortion, replacement and improvement, and these also should drop within protection scope of the present invention.

Claims

1. finder, it is characterized in that by equator annulus (1) center of circle (2) seek prong point (3), seek star azimuthal point (4), longitude ring (5), rotating shaft under the star (6), latitude protractor (7), antenna bearingt point (8), weight (9), central shaft (10), the gravity horizontal device (11) on central shaft (10) top and compass (12) are formed; Wherein seek prong point (3) under the line on the annulus 1, longitude ring (5) is under the line on annulus 1 periphery; Latitude protractor (7) be open circles perpendicular to equator annulus 1 and with its concentric, antenna bearingt point (8) is positioned at latitude protractor (7) circumference, weight (9) hangs on antenna bearingt point (8) and locates; Central shaft (10) one ends are fixed on the center of circle (2) and vertical with the equator annulus, and latitude protractor (7) limit is passed on the top, and gravity horizontal device (11) is installed at the top, and compass (12) is positioned at gravity horizontal device (11) top.

2. according to claim 1, it is characterized in that seeking prong point (3) and seek star azimuthal point (4), the center of circle (2) are in same straight line, and seek prong point (3) and be positioned at 1/6.6 radius apart from the center of circle.

3. according to claim 1, it is characterized in that rotating shaft under the star (6) and seek prong point (3), to seek star azimuthal point (4) place radius in alignment or parallel with it.

4. according to claim 1, it is characterized in that latitude protractor (7) for open circles, and with equator annulus (1) concentric, same radius.

5. automatic star-seeking device according to claim 1 is characterized in that its top of connecting rod (13) is connected with antenna bearingt point (8), and end passes seeks prong point (3).

6. according to claim 1,5 described automatic star-seeking devices, it is characterized in that connecting rod (13) is a hollow stem, in the weight that is connected to electrode is arranged, the bottom is equipped with the displacement sampler.

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

8. the star remote controller of seeking according to claim 7 is characterized in that seeking prong point (3), seeks star azimuthal point (4), the signal potential device at antenna bearingt point places such as (8) has connecting rod to connect linkage.

9. according to claim 1,5 or 7 described finders, it is characterized in that its shape can be designed to sphere.

10. according to claim 1,5 or 7 described finders, it is characterized in that adopting plastic production.