CN205194844U - Soft oscillator log -periodic short wave antenna - Google Patents
Soft oscillator log -periodic short wave antenna Download PDFInfo
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- CN205194844U CN205194844U CN201521056878.3U CN201521056878U CN205194844U CN 205194844 U CN205194844 U CN 205194844U CN 201521056878 U CN201521056878 U CN 201521056878U CN 205194844 U CN205194844 U CN 205194844U
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Abstract
The utility model discloses a soft oscillator log -periodic short wave antenna, play tower crane and electrical winch hoisting accessory and control room including what antenna mounting tower, control antenna mounting tower went up and down, be provided with the rotation center tower at the top of antenna mounting tower, be provided with head tower and afterbody tower at the top of antenna mounting tower, be provided with the flank tower of two mutual symmetries on the afterbody tower, be provided with the antenna curtain between the tip of the tip of the tip of rotation center tower, branch and flank tower, head tower and afterbody tower, be provided with circulator and selsyn in antenna mounting top of the tower portion, be provided with matching transformer in the bottom of rotation center tower, the utility model discloses simple structure not only has, simple to operate's advantage, in addition design benefit, safe and reliable, anti -wind can the reinforce, good, the flexible of electrical property, significantly reduced adjust the time and the rotation and the location of having improved work efficiency, the convenient whole antenna body of accessible circulator to reach the advantages such as purpose of remote communication.
Description
Technical field
The utility model relates to a kind of soft oscillator logarithm period short-wave antenna, belongs to remote-wireless electricity short wave communication antenna technical field.
Background technology
At present, soft oscillator logarithm period short-wave antenna, as remote hf radio communication, be characterized in transmitting the high-power of 30-50kw, working band is wide, within the scope of working band, antenna electric performance is not substantially with frequency change, and existing soft oscillator logarithm period short-wave antenna structure is all fixed, and communication direction is also changeless, inadequate maneuverability, so a kind of soft oscillator logarithm period short-wave antenna structure is still perfect not.
Utility model content
The purpose of this utility model is: provide a kind of structure is simple, maneuverability, antenna body can raise and reduce, facilitate by circulator whole antenna body rotation and location, with the one of the object reaching telecommunication soft oscillator logarithm period short-wave antenna, to overcome the deficiencies in the prior art.
The utility model is constructed as follows: a kind of soft oscillator logarithm period short-wave antenna, comprise antenna mounting tower, the lifting of control antenna support tower play tower crane and electric winch boom hoisting and control room, be on same vertical direction at the top of antenna mounting tower and with antenna mounting tower and be provided with pivot tower, at the top of antenna mounting tower and the direction perpendicular with antenna mounting tower is provided with head tower and afterbody tower, afterbody tower is provided with two symmetrical flank towers, the junction of afterbody tower and flank tower is provided with pole, the top of head tower is connected with the two ends of flank tower by two catenaries, at pivot tower, the end of pole and flank tower, antenna curtain is provided with between the end of head tower and the end of afterbody tower, antenna mounting top of tower is provided with circulator and selsyn, the bottom of pivot tower is provided with matching transformer.
Described electric winch boom hoisting is electric winch, and electric winch boom hoisting is connected with the pulley on lifting tower top by steel wire rope, is connected with antenna mounting tower by tackle pulley.
Described antenna curtain is line formula planar trapezoidal or triangle logarithm periodic antenna.
Be provided with controller in described control room, controller is connected with distribution box; Described controller be arranged on control box, circulator that antenna mounting tower is arranged and be connected with selsyn and matching transformer (11).
Described circulator comprises the connecting plate be arranged on antenna mounting tower, and connecting plate is provided with pinion and the gear wheel meshing with pinion, and described pinion is connected with motor by decelerator.
Described matching transformer one end is connected with coaxial cable by coaxial rotary joint, the matching transformer other end by wire be arranged on head tower and be connected with the balanced line bar on afterbody tower.
Described head tower is connected to form by head Universal tower, first segment head tower, second section head tower and the 3rd section header portion tower.
Described afterbody tower is connected to form by first segment afterbody tower, second section afterbody tower and Section of three afterbody tower.
Described flank tower is connected to form by the first flank tower, the second flank tower and the 3rd flank tower.
Owing to have employed technique scheme, compared with prior art, it is simple that the utility model not only has structure, advantage easy for installation, and design that ingenious, safe and reliable, wind loading rating is strong, good electrical property, maneuverability, greatly reduce regulation time and improve operating efficiency, facilitate rotation and the location of whole antenna body by circulator, to reach the advantages such as the object of telecommunication.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the link structure schematic diagram of pivot tower and head tower, afterbody tower and flank tower;
Fig. 3 is the vertical view of Fig. 2;
Fig. 4 is the structural representation of circulator;
Fig. 5 is the structural representation of circulator;
Fig. 6 is the syndeton schematic diagram of matching transformer;
Fig. 7 is the syndeton schematic diagram in control room;
Fig. 8 is the syndeton schematic diagram of controller and distribution box, control box and selsyn;
Description of reference numerals: 1-antenna mounting tower, 2-plays tower crane, 3-electric winch boom hoisting, 4-pivot tower, 5-head tower, 6-afterbody tower, 7-flank tower, 8-pole, 9-antenna curtain, 10-circulator, 11-matching transformer, 12-control room, 13-controller, 14-distribution box, 15-control box, 16-connecting plate, 17-pinion, 18-gear wheel, 19-decelerator, 20-motor, 21-coaxial rotary joint, 22-coaxial cable, 23-balanced line bar, 24-selsyn, 25-head Universal tower, 26-first segment head tower, 27-second section head tower, 28-the 3rd section header portion tower, 29-first segment afterbody tower, 30-second section afterbody tower, 31-Section of three afterbody tower, 32-first flank tower, 33-second flank tower, 34-the 3rd flank tower, 35-stay cord.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Enforcement of the present utility model: a kind of soft oscillator logarithm period short-wave antenna, comprise antenna mounting tower 1, what control antenna support tower 1 was elevated plays tower crane 2 and electric winch boom hoisting 3 and control room 12, be on same vertical direction at the top of antenna mounting tower 1 and with antenna mounting tower and be provided with pivot tower 4, at the top of antenna mounting tower 1 and the direction perpendicular with antenna mounting tower 1 is provided with head tower 5 and afterbody tower 6, afterbody tower 6 is provided with two symmetrical flank towers 7, afterbody tower 6 and the junction of flank tower 7 are provided with pole 8, the top of head tower 5 is connected with the two ends of flank tower 7 by two catenaries 9, at pivot tower 4, the end of pole 8 and flank tower, antenna curtain 9 is provided with between the end of head tower and the end of afterbody tower, antenna mounting tower 1 top is provided with circulator 10 and selsyn 24, the bottom of pivot tower 4 is provided with matching transformer 11.
Described electric winch boom hoisting 3 is electric winch, and the pulley that electric winch boom hoisting 3 is pushed up by steel wire rope and a tower crane 2 is connected, and is connected with antenna mounting tower 1 by tackle pulley.
Described antenna curtain 9 is line formula planar trapezoidal or triangle logarithm periodic antenna.
Be provided with controller 13 in described control room 12, controller 13 is connected with distribution box 14; Described controller 13 be arranged on control box 15, circulator 10 that antenna mounting tower 1 is arranged and be connected with selsyn 24 and matching transformer 11.
Described circulator 10 comprises the connecting plate 16 be arranged on antenna mounting tower 1, and connecting plate 16 is provided with pinion 17 and the gear wheel 18 meshing with pinion, and described pinion 17 is connected with motor 20 by decelerator 19.
Described matching transformer 11 one end is connected with coaxial cable 22 by coaxial rotary joint 21, matching transformer 11 other end by wire be arranged on head tower 5 and be connected with the balanced line bar 23 on afterbody tower 6.
Described head tower 5 is connected to form by head Universal tower 25, first segment head tower 26, second section head tower 27 and the 3rd section header portion tower 28.
Described afterbody tower 6 is connected to form by first segment afterbody tower 29, second section afterbody tower 30 and Section of three afterbody tower 31.
Described flank tower 7 is connected to form by the first flank tower 32, second flank tower 33 and the 3rd flank tower 34.
Antenna curtain is wireless short wave and transmitter unit, and antenna body is the unit of supporting antenna curtain: whole antenna height about 30m, antenna body part be about 30m, wide about 30m; Antenna body can raise and reduce, and this kind of acts has been come by ground electric winch tackling system; Can the circulator at control antenna support tower top effectively by the controller 13 below antenna mounting tower and in control room 12, to facilitate rotation and the location of whole antenna body, to reach the object of telecommunication.
Whole antenna model selection magnificence is generous, and antenna curtain adopts aluminum-cladding stranded wire to make soft oscillator line; Antenna body part adopts the special aluminium section bar of 60o to form pylon, loose mail Bolt Connection; Antenna support tower and a tower crane are steel structure tower; All iron and steel parts all adopt spray zinc to spray paint duplicate protection, aluminium parts are all through oxidation processes, good corrosion resistance, rotator portion adopts three-phase braking motor belt motor secondary planet planet-cycloid reducer to be with one-level large modulus Spur Gear Driving again, straight-tooth gear wheel and pinion all adopt the additional nitrogen treatment of high strength steel, and impact resistance is good, and the lifting of antenna adopts electric winch, steadily convenient, tire chassis is housed bottom electric winch; Indoor can be retracted, in order to avoid expose to the sun and rain with car or manpower.
This soft oscillator logarithm period short-wave antenna structural behaviour index:
(1) bandwidth: 4 ~ 30MHz
(2) through-put power: peak envelope power 30kw
(3) polarization: horizontal polarization
(4) mainboard gain: 12dB(4 ~ 30MHz)
(5) ratio before and after: 8dB (4MHz), 13dB(4.6 ~ 30MHz)
(6) 3dB beamwidth: 70o
(7) sidelobe level: 13dB
(8) voltage standing wave ratio: be not more than 2.0
(9) input impedance: 50 Ω coaxial cable types
(10) radio frequency cable input plug: F90Q-J128 or L52Q-J127 converts arbitrarily
(11) antenna movement scope: ± 360o
(12) antenna bearingt rotating speed: 0.617 rev/min
(13) movement angle index error :≤5 '
(14) lifting method: electric winch lifts by crane
(15) environmental requirement: wind speed 49 meter per second and ice thickness 6.3 millimeters are not destroyed, 30 meters of eminence wind speed 30 meter per seconds normally work.
(16) life-span: 10 years
The length of the radiant body of antenna presents periodic change according to the logarithm face of frequency, and in one-period, the change of radiant body length is very little, thus makes antenna have very wide frequency band.
Angle instruction adopts the transmitter of selsyn and the receiver of selsyn to transmit mutually angle signal to realize.
Antenna structure mainly contains a pivot tower, head tower, afterbody tower and two flank towers and formed, article two, catenary reaches every one end of two flank towers before head tower, pivot tower and strut support two feeder lines, thus constitute the housing structure in a space.
Antenna curtain 9 is a kind of line formula planar trapezoidal or triangle logarithm periodic antenna, radiation assembly Duo Gen aluminium Baogang wire composition, to provide a low reactance-resistance ratio, this just causes improving voltage standing wave ratio under certain irradiation structure envelope, gain and antenna directivity and front and back ratio, two flank towers 7 are used as with the stretched wire sideline being connected them parts supporting irradiation structure.
Matching transformer is used for the coaxial feed cable 50 ohm of uneven impedances 200 ohm nominal balanced impedances of antenna curtain be transformed into for user, high-power coaxial swivel joint is connected to 50 ohm coaxial cable on matching transformer, rigidity (angle aluminum profile extrusion) two-conductor balanced transmission line extends to head pylon from the balanced line bar 23 of matching transformer, and reaching on the first radiant body of antenna curtain, coaxial rotary joint allows antenna to rotate more than 360o continuously.
Lifting tower height 12 meters, antenna support tower height about 27 meters, be steel squarer structure, the pulley on lifting tower top walked around by the steel wire rope of electric winch, be installed to the tower top of antenna mounting tower by a pair of tackle pulley device, one end of a tackle pulley is fixed on rear basis, and electric winch is during carrying out descending operation, antenna support tower once can be lifted by crane put in place, and easily take off tackle pulley.
When the outdoor control box control antenna of outdoor maintenance work librarian use, indoor occupant can not control antenna with indoor controller, like this to protect the personal safety of maintenance work personnel.
Described decelerator 19 is planet cycloid speed reducer,
The existing three-phase braking motor that described motor 20 adopts.
Described gear wheel 18 is large modulus spur gear.
The utility model gear wheel 18 and pinion 17 all adopt the additional nitrogen treatment of high strength steel, and impact resistance is good.
Before using, connecting plate 16 is arranged on antenna mounting tower, to after electrical power during use, driven by motor decelerator 19 rotates and drives pinion 17 to rotate, due to pinion 17 and gear wheel 18 meshing, so gear wheel 18 also starts to rotate, the gear wheel 18 rotated just can drive the pivot tower of antenna to rotate, to facilitate rotation and the location of whole antenna body, to reach the object of telecommunication.
Claims (9)
1. a soft oscillator logarithm period short-wave antenna, comprise antenna mounting tower (1), what control antenna support tower (1) was elevated plays tower crane (2) and electric winch boom hoisting (3) and control room (12), it is characterized in that: be on same vertical direction at the top of antenna mounting tower (1) and with antenna mounting tower and be provided with pivot tower (4), at the top of antenna mounting tower (1) and the direction perpendicular with antenna mounting tower (1) is provided with head tower (5) and afterbody tower (6), afterbody tower (6) is provided with two symmetrical flank towers (7), afterbody tower (6) and the junction of flank tower (7) are provided with pole (8), the top of head tower (5) is connected with the two ends of flank tower (7) by two catenaries (9), in pivot tower (4), the end of pole (8) and flank tower, antenna curtain (9) is provided with between the end of head tower and the end of afterbody tower, be provided with circulator (10) and selsyn (24) at antenna mounting tower (1) top, the bottom of pivot tower (4) is provided with matching transformer (11).
2. soft oscillator logarithm period short-wave antenna according to claim 1, it is characterized in that: described electric winch boom hoisting (3) is electric winch, electric winch boom hoisting (3) is connected with the pulley risen on tower crane (2) top by steel wire rope, is connected with antenna mounting tower (1) by tackle pulley.
3. soft oscillator logarithm period short-wave antenna according to claim 1, is characterized in that: described antenna curtain (9) is line formula planar trapezoidal or triangle logarithm periodic antenna.
4. soft oscillator logarithm period short-wave antenna according to claim 1, it is characterized in that: be provided with controller (13) in described control room (12), controller (13) is connected with distribution box (14); Described controller (13) be arranged on upper control box (15), the circulator (10) arranged of antenna mounting tower (1) and be connected with selsyn (24) and matching transformer (11).
5. soft oscillator logarithm period short-wave antenna according to claim 1, it is characterized in that: described circulator (10) comprises the connecting plate (16) be arranged on antenna mounting tower (1), connecting plate (16) is provided with pinion (17) and the gear wheel (18) meshing with pinion, and described pinion (17) is connected with motor (20) by decelerator (19).
6. soft oscillator logarithm period short-wave antenna according to claim 1, it is characterized in that: described matching transformer (11) one end is connected with coaxial cable (22) by coaxial rotary joint (21), matching transformer (11) other end by wire be arranged on head tower (5) and be connected with the balanced line bar (23) on afterbody tower (6).
7. soft oscillator logarithm period short-wave antenna according to claim 1, is characterized in that: described head tower (5) is connected to form by head Universal tower (25), first segment head tower (26), second section head tower (27) and the 3rd section header portion tower (28).
8. soft oscillator logarithm period short-wave antenna according to claim 1, is characterized in that: described afterbody tower (6) is connected to form by first segment afterbody tower (29), second section afterbody tower (30) and Section of three afterbody tower (31).
9. soft oscillator logarithm period short-wave antenna according to claim 1, is characterized in that: described flank tower (7) is connected to form by the first flank tower (32), the second flank tower (33) and the 3rd flank tower (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521056878.3U CN205194844U (en) | 2015-12-17 | 2015-12-17 | Soft oscillator log -periodic short wave antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521056878.3U CN205194844U (en) | 2015-12-17 | 2015-12-17 | Soft oscillator log -periodic short wave antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205194844U true CN205194844U (en) | 2016-04-27 |
Family
ID=55787803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521056878.3U Withdrawn - After Issue CN205194844U (en) | 2015-12-17 | 2015-12-17 | Soft oscillator log -periodic short wave antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205194844U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105633578A (en) * | 2015-12-17 | 2016-06-01 | 贵州振华天通设备有限公司 | Soft-vibrator log-periodic short-wave antenna structure |
| CN111029712A (en) * | 2019-12-20 | 2020-04-17 | 中国电波传播研究所（中国电子科技集团公司第二十二研究所） | Automatic rotary log periodic antenna of exhibition receipts |
-
2015
- 2015-12-17 CN CN201521056878.3U patent/CN205194844U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105633578A (en) * | 2015-12-17 | 2016-06-01 | 贵州振华天通设备有限公司 | Soft-vibrator log-periodic short-wave antenna structure |
| CN105633578B (en) * | 2015-12-17 | 2018-06-12 | 贵州振华天通设备有限公司 | A kind of soft oscillator logarithm period short-wave antenna structure |
| CN111029712A (en) * | 2019-12-20 | 2020-04-17 | 中国电波传播研究所（中国电子科技集团公司第二十二研究所） | Automatic rotary log periodic antenna of exhibition receipts |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160427 Effective date of abandoning: 20180612 |