CN204230432U - A kind of polar mounts antenna - Google Patents
A kind of polar mounts antenna Download PDFInfo
- Publication number
- CN204230432U CN204230432U CN201420783945.0U CN201420783945U CN204230432U CN 204230432 U CN204230432 U CN 204230432U CN 201420783945 U CN201420783945 U CN 201420783945U CN 204230432 U CN204230432 U CN 204230432U
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- China
- Prior art keywords
- declination
- vertical tube
- right ascension
- antenna
- chassis
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Abstract
The utility model discloses a kind of polar mounts antenna, belong to antenna technical field.Comprise rotating chassis, antenna reflector and vertical tube; Described rotating chassis is provided with declination rotating mechanism, is provided with right ascension rotating mechanism between rotating chassis and vertical tube; Described declination rotating mechanism comprises declination axis, vertical tube pillar, declination elevating arc and declination motor; Described right ascension rotating mechanism comprises right ascension motor, right ascension driving gear axle and right ascension driven wheel; Described vertical tube lower end is fixed on the ground by its basic components.The utility model structure is simple, and easy to maintenance, whole machine balancing is stablized, and by adjusting the length of left support arm and right support arm, realizes the balance between the radial both sides of declination axis; By adjusting the angle of left oblique arm and right oblique arm, realizing the balance between antenna reflector and ballast box, ballast box volume can be made minimum, thus reduce the overall volume of antenna, alleviate the overall weight of antenna, reduce the power consumption of drive system, ensure antenna smooth working.
Description
Technical field
The utility model relates to antenna technical field.
Background technology
Polar mounts antenna is the most frequently used antenna in solar radio radiation telescope grounded receiving station, and polar mounts antenna take equatorial plane as benchmark, and its lower shaft and earth rotation axis being parallel are called pole axis or right ascension axle; Upper axle is vertical with pole axis, is called declination axis.This mounting uses more in radio astronomical telescope, because follow the tracks of the sidereal time by polar mounts antenna, first adjusts declination axis and makes antenna alignment celestial body, then only rotate the rotation rotating speed that pole axis offsets the earth, antenna just can be made to aim at the celestial body be observed all the time.The angle on pole axis and ground should equal local latitude, so the complicated structure of the mounting of polar mounts antenna, must ensure that severe gas normally works as under condition.In prior art, polar mounts antenna right ascension rotating shaft many employings cantilever design, right ascension axle and declination axis diaxon intersect vertically simultaneously, therefore, right ascension rotating shaft and declination rotating shaft all need to increase counterweight with the eccentric moment of balancing antenna, and cause the bulky dimensions of antenna mount like this, weight increases, make that the power consumption of drive system increases further, driving pressure increase etc., above-mentioned shortcoming greatly limit the extensive use of polar mounts antenna.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of polar mounts antenna, has that overall structure is simple, small in volume, steadily of centre of gravity, guarantee antenna is in the feature of severe gas as work normal under condition.
For solving the problems of the technologies described above, technical solution adopted in the utility model is: a kind of polar mounts antenna, comprises rotating chassis, antenna reflector and vertical tube; Described rotating chassis is provided with declination rotating mechanism, is provided with right ascension rotating mechanism between rotating chassis and vertical tube; Described declination rotating mechanism comprises declination axis, vertical tube pillar, declination elevating arc and declination motor; Described vertical tube pillar has two and symmetry is fixed on both sides, rotating chassis center, and described declination axis both ends are connected with vertical tube column upper section respectively by bearing; Described declination motor is positioned at the middle part above rotating chassis and is provided with declination motor shaft end gear, the lower end teeth portion of declination elevating arc and declination motor shaft end gears meshing, and the upper end of declination elevating arc is fixedly connected with declination axis; Be fixedly connected with left support arm and left oblique arm in the upper end of described declination axis, be fixedly connected with right support arm and right oblique arm in the bottom of declination axis, described antenna reflector is arranged on the terminal part of left oblique arm, is provided with ballast box at the terminal part of described right oblique arm; Described right ascension rotating mechanism comprises right ascension motor, right ascension driving gear axle and right ascension driven wheel; Described right ascension motor is arranged on rotating chassis, and described right ascension motor is provided with the right ascension driving gear axle of lower end through rotating chassis; The upper surface of described vertical tube is inclined-plane and is provided with inclined-plane cover plate, installation chassis bearing on described inclined-plane cover plate, and the underrun collar of described rotating chassis is connected with chassis bearing; Described right ascension driven wheel is connected with the inclined-plane cover plate below the bearing of chassis, and the flank of tooth of right ascension driving gear axle engages with right ascension driven wheel; Described vertical tube lower end is fixed on the ground by its basic components.
To the further improvement that the utility model does be: be respectively equipped with declination at the lateral surface of described vertical tube pillar and rotate collision block, the bottom surface of the rotating chassis outside the bearing of chassis is provided with right ascension and rotates collision block, the inclined-plane cover plate outside the bearing of chassis is provided with mechanical position limitation block.Described vertical tube comprises top vertical tube and bottom vertical tube, be fixedly connected with bolt by flange between described top vertical tube and bottom vertical tube, be provided with connecting plate and level meter in the lower lumen of top vertical tube, the signal cable of described antenna reflector, the power line of declination motor are all connected with the control appliance of polar mounts antenna by connecting plate with control cables with the power line of control cables and right ascension motor; Be provided with base disk in the lower end of described bottom vertical tube, described base disk is fixed on the ground by connecting bolt and pedestal.
The beneficial effect adopting technique scheme to produce is: the utility model structure is simple, and easy to maintenance, whole machine balancing is stablized, and by adjusting the length of left support arm and right support arm, realizes the balance between the radial both sides of declination axis; By adjusting the angle between left oblique arm and right oblique arm, realizing the balance between antenna reflector and ballast box, ballast box volume can be made minimum, thus reduce the overall volume of antenna, alleviate the overall weight of antenna, reduce the power consumption of drive system, ensure antenna smooth working.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the D direction view of Fig. 1;
Fig. 3 is the cutaway view along F-F line in Fig. 1;
Fig. 4 is the cutaway view along A-A line in Fig. 1;
Fig. 5 is the structural representation of declination rotating mechanism on rotating chassis and right ascension rotating mechanism
Fig. 6 is the vertical view of Fig. 5;
Fig. 7 is the cutaway view along B-B line in Fig. 5.
As shown in the figure: 1 antenna reflector, 2 left oblique arms, 3 left support arms, 4 bearings, 5 declination axis, 6 declination motors, 7 declination elevating arcs, 8 vertical tube pillars, 9 right support arms, 10 right oblique arms, 11 ballast boxes, 12 declination motor shaft end gears, 13 declination rotate collision block, 14 right ascensions rotate collision block, 15 door closures, 16 right ascension driven wheels, 17 right ascension driving gear axles, 18 chassis bearings, 19 top vertical tubes, 20 mechanical position limitation blocks, 21 rotating chassis, 22 bottom vertical tubes, 23 base disks, 24 right ascension motors, 25 level meters, 26 connecting plates.
Embodiment
Below in conjunction with accompanying drawing 1-7 and embodiment, the utility model is described in further detail.
A kind of polar mounts antenna, comprises rotating chassis 21, antenna reflector 1 and vertical tube; Described rotating chassis 21 is provided with declination rotating mechanism, is provided with right ascension rotating mechanism between rotating chassis 21 and vertical tube; Described declination rotating mechanism comprises declination axis 5, vertical tube pillar 8, declination elevating arc 7 and declination motor 6; Described vertical tube pillar 8 has two and symmetry is fixed on both sides, rotating chassis 21 center, and described declination axis 5 both ends are connected with vertical tube pillar 8 top respectively by bearing 4; Described declination motor 6 is positioned at the middle part above rotating chassis 21 and is provided with declination motor shaft end gear 12, and the lower end teeth portion of declination elevating arc 7 engages with declination motor shaft end gear 12, and the upper end of declination elevating arc 7 is fixedly connected with declination axis 5; Left support arm 3 and left oblique arm 2 is fixedly connected with in the upper end of described declination axis 5, right support arm 9 and right oblique arm 10 is fixedly connected with in the bottom of declination axis 5, described antenna reflector 1 is arranged on the terminal part of left oblique arm 2, is provided with ballast box 11 at the terminal part of described right oblique arm 10; Described right ascension rotating mechanism comprises right ascension motor 24, right ascension driving gear axle 17 and right ascension driven wheel 16; Described right ascension motor 24 is arranged on rotating chassis 21, and described right ascension motor 24 is provided with the right ascension driving gear axle 17 of lower end through rotating chassis 21; The upper surface of described vertical tube is inclined-plane and is provided with inclined-plane cover plate, installation chassis bearing 18 on described inclined-plane cover plate, and the underrun collar of described rotating chassis 21 is connected with chassis bearing 18; Described right ascension driven wheel 16 is connected with the inclined-plane cover plate below chassis bearing 18, and the flank of tooth of right ascension driving gear axle 17 engages with right ascension driven wheel 16; Described vertical tube lower end is fixed on the ground by its basic components.Be respectively equipped with declination at the lateral surface of described vertical tube pillar 8 and rotate collision block 13, the bottom surface of the rotating chassis 21 outside chassis bearing 18 is provided with right ascension and rotates collision block 14, the inclined-plane cover plate outside chassis bearing 18 is provided with mechanical position limitation block 20.Described vertical tube comprises top vertical tube 19 and bottom vertical tube 22, be fixedly connected with bolt by flange between described top vertical tube 19 and bottom vertical tube 22, be provided with connecting plate 26 and level meter 25 in the lower lumen of top vertical tube 19, the signal cable of described antenna reflector 1, the power line of declination motor 6 are all connected with the control appliance of polar mounts antenna by connecting plate 26 with control cables with the power line of control cables and right ascension motor 24; Be provided with base disk 23 in the lower end of described bottom vertical tube 22, described base disk 23 is fixed on the ground by connecting bolt and pedestal.Using method: ground controller starts right ascension motor 24, right ascension driving gear axle 17 rotates on right ascension driven wheel 16, drives rotating chassis 21 to rotate on the inclined-plane of vertical tube upper end; By starting declination motor 6, declination motor shaft end gear 12 drives declination elevating arc 7 to rotate, and drives declination axis 5 to rotate, and makes antenna reflector 1 do longitude and latitude scanning and catches target being observed.
Claims (3)
1. a polar mounts antenna, is characterized in that: comprise rotating chassis (21), antenna reflector (1) and vertical tube; Described rotating chassis (21) is provided with declination rotating mechanism, between rotating chassis (21) and vertical tube, be provided with right ascension rotating mechanism;
Described declination rotating mechanism comprises declination axis (5), vertical tube pillar (8), declination elevating arc (7) and declination motor (6); Described vertical tube pillar (8) has two and symmetry is fixed on rotating chassis (21) both sides, center, and described declination axis (5) both ends are connected with vertical tube pillar (8) top respectively by bearing (4); Described declination motor (6) is positioned at the middle part above rotating chassis (21) and is provided with declination motor shaft end gear (12), the lower end teeth portion of declination elevating arc (7) engages with declination motor shaft end gear (12), and the upper end of declination elevating arc (7) is fixedly connected with declination axis (5); Left support arm (3) and left oblique arm (2) is fixedly connected with in the upper end of described declination axis (5), right support arm (9) and right oblique arm (10) is fixedly connected with in the bottom of declination axis (5), described antenna reflector (1) is arranged on the terminal part of left oblique arm (2), is provided with ballast box (11) at the terminal part of described right oblique arm (10);
Described right ascension rotating mechanism comprises right ascension motor (24), right ascension driving gear axle (17) and right ascension driven wheel (16); Described right ascension motor (24) is arranged on rotating chassis (21), and described right ascension motor (24) is provided with the right ascension driving gear axle (17) of lower end through rotating chassis (21); The upper surface of described vertical tube is inclined-plane and is provided with inclined-plane cover plate, installation chassis bearing (18) on described inclined-plane cover plate, and the underrun collar of described rotating chassis (21) is connected with chassis bearing (18); Described right ascension driven wheel (16) is connected with the inclined-plane cover plate below chassis bearing (18), and the flank of tooth of right ascension driving gear axle (17) engages with right ascension driven wheel (16); Described vertical tube lower end is fixed on the ground by its basic components.
2. a kind of polar mounts antenna according to claim 1, it is characterized in that: be respectively equipped with declination at the lateral surface of described vertical tube pillar (8) and rotate collision block (13), the bottom surface of the rotating chassis (21) in chassis bearing (18) outside is provided with right ascension and rotates collision block (14), the inclined-plane cover plate in chassis bearing (18) outside is provided with mechanical position limitation block (20).
3. a kind of polar mounts antenna according to claim 2, it is characterized in that: described vertical tube comprises top vertical tube (19) and bottom vertical tube (22), be fixedly connected with bolt by flange between described top vertical tube (19) and bottom vertical tube (22), connecting plate (26) and level meter (25) is provided with in the lower lumen of top vertical tube (19), the signal cable of described antenna reflector (1), the power line of declination motor (6) is all connected with the control appliance of polar mounts antenna by connecting plate (26) with control cables with the power line of control cables and right ascension motor (24), be provided with base disk (23) in the lower end of described bottom vertical tube (22), described base disk (23) is fixed on the ground by connecting bolt and pedestal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420783945.0U CN204230432U (en) | 2014-12-11 | 2014-12-11 | A kind of polar mounts antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420783945.0U CN204230432U (en) | 2014-12-11 | 2014-12-11 | A kind of polar mounts antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204230432U true CN204230432U (en) | 2015-03-25 |
Family
ID=52928488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420783945.0U Expired - Fee Related CN204230432U (en) | 2014-12-11 | 2014-12-11 | A kind of polar mounts antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204230432U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104393409A (en) * | 2014-12-11 | 2015-03-04 | 中国电子科技集团公司第五十四研究所 | Polar shaft type antenna |
| CN111197948A (en) * | 2020-01-06 | 2020-05-26 | 浏阳市梦想烟花制作燃放有限公司 | Signal transmitting device for firework setting-off ignition system |
-
2014
- 2014-12-11 CN CN201420783945.0U patent/CN204230432U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104393409A (en) * | 2014-12-11 | 2015-03-04 | 中国电子科技集团公司第五十四研究所 | Polar shaft type antenna |
| CN111197948A (en) * | 2020-01-06 | 2020-05-26 | 浏阳市梦想烟花制作燃放有限公司 | Signal transmitting device for firework setting-off ignition system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150325 Termination date: 20211211 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |