CN201887143U - Small-sized antenna pedestal with compact structure - Google Patents
Small-sized antenna pedestal with compact structure Download PDFInfo
- Publication number
- CN201887143U CN201887143U CN2010206585497U CN201020658549U CN201887143U CN 201887143 U CN201887143 U CN 201887143U CN 2010206585497 U CN2010206585497 U CN 2010206585497U CN 201020658549 U CN201020658549 U CN 201020658549U CN 201887143 U CN201887143 U CN 201887143U
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- antenna
- decelerator
- connecting axle
- speed reducer
- shell
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Abstract
The utility model discloses a small-sized antenna pedestal with a compact structure, which comprises a body. The body is provided with a horizontal rotating connecting shaft and a pitching movement connecting shaft; the body and the shell of a first speed reducer are fixed; the first speed reducer is fastened and connected with an antenna support bar for supporting the antenna pedestal through the horizontal rotating connecting shaft; the body and the shell of a second speed reducer are fixed; the second speed reducer is fastened and connected with an antenna through a connecting rod through the pitching movement connecting shaft; input shafts of the first speed reducer and the second speed reducer are respectively connected with output shafts of two brushless motors; and a double-shaft brushless direct current (BLDC) motor control unit is arranged in the body and is used for controlling the two brushless motors to rotate. In the utility model, the output shaft at the lower end of the antenna pedestal can be vertically arranged on a vertical antenna mast, and the antenna is connected with an antenna support bracket of the antenna pedestal through the connecting rod. The antenna pedestal has a simple structure, flexible operation and high stability and is flexible to operate.
Description
Technical field
The utility model relates to a kind of miniature antenna turntable of compact conformation, belongs to mechanical equipment technical field.
Background technology
Antenna is requisite parts in the radio transmission apparatus, is used for receiving and sending wireless communication signal.Present antenna is to be fixed on the bracing frame mostly, adopts omnidirectional or directed mode to send wireless communication signal.But there is following defective in this antenna equipment: 1, the direction that is provided with owing to antenna is fixed, when the environment at place has veil to stop the signal of antenna receiving-sending, antenna equipment can't be adjusted direction automatically and avoid veil, and this can cause the wireless signal transmitting-receiving bad; 2, since antenna install and fix after towards specifying the orientation, when particularly in military field, using, usually need to adopt the antenna mode of the positioning transceiving signal of search flexibly that to allow, but the hunting zone of constant bearing aft antenna is very narrow, is difficult to find fast and accurately the communication target of appointment.For solving above defective, the patent No. is that 200620113044.6 Chinese patent discloses a kind of " antenna turns to and adjusts structure ", it is characterized in that: comprise base, antenna, first coupling assembling and second coupling assembling, described base has first, two surfaces, and cooperate required assembly antenna number and be provided with main articulated section and secondary articulated section at first surface, described antenna configurations is in the first surface of base, the main articulated section pivot group of one end of first coupling assembling and base, the other end then with antenna pivot group, this first coupling assembling comprise can different axial pivot first, second pivot part, described antenna utilizes first, second pivot part is the multi-direction adjustment that turns on first coupling assembling; The secondary articulated section pivot group of one end of second coupling assembling and base, the other end then with antenna pivot group, this second coupling assembling comprise can different axial pivot third and fourth, the Wushu transfer part, described antenna utilizes third and fourth, the Wushu transfer part is the multi-direction adjustment that turns on second coupling assembling.As can be seen, though this antenna steering structure can be realized directional transmissions and regulate and specify the orientation, but its structure is too complicated, install, use all extremely inconvenient, and volume is big, Heavy Weight, is inconvenient to use the mast sky away from ground, moreover, because it is its turning velocity is slower, dumb when causing driving antenna and turning to.
The utility model content
At above-mentioned deficiency of the prior art, the purpose of this utility model is the problem that volume was big, quality is heavy when solving present antenna rotating platform equipment used in the high-altitude on mast top, and provide a kind of location capable of free rotation, the antenna rotating platform mechanism that volume is little, in light weight, easy to carry.
The technical solution of the utility model: a kind of miniature antenna turntable, it is characterized in that, comprise body, on described body, be provided with one and horizontally rotate connecting axle and an elevating movement connecting axle; The shell of the body and first decelerator is fixed, and first decelerator is fastenedly connected by the described Module of aerial that horizontally rotates connecting axle and supporting antenna turntable; The shell of the body and second decelerator is fixed, and second decelerator is fastenedly connected by coupling bar by described elevating movement connecting axle and antenna; Described first decelerator is connected with the output shaft of two brushless electric machines respectively with second input shaft of speed reducer; When first decelerator rotates, horizontally rotate connecting axle with Module of aerial is fixed, the shell of first decelerator drives body and a day wire-wound Module of aerial axle center and does 0 ~ 360 ° and come and go rotation; About the output shaft of second decelerator is done by antenna link drive antenna ± 20 ° of elevating movements; Body interior is installed twin shaft BLDC motor control unit, controls two brushless electric machines and rotates.
With respect to prior art, the utlity model has following beneficial effect:
1, can freely turn to the location at the orientation of big ground surface: antenna rotating platform of the present utility model mechanism is by being provided with first decelerator that horizontally rotates direction in inside, drive antenna with the output shaft of its decelerator and realize horizontally rotating turning on the direction, make antenna 360 ° of any angle location in the horizontal direction, drive antenna with the output shaft of the decelerator of pitching setting and be implemented in turning to of horizon ± 20 ° luffing angle, thereby make antenna in ° luffing angle of surface, horizon ± 20, freely to rotate and to locate, reach the effect of in use communication object being searched for fast and locating.
2, have two decelerators of big retarding owing to having adopted than structure, and it is installed in the incorporate antenna rotating platform, its compound motion drives antenna and turns to, have a brushless electric machine on each decelerator and form an integral body, add the integration design that antenna housing and reductor are passable, make the volume of entire equipment less, weight is lighter, can singlely carry, very convenient, be particularly suitable for the locating platform that turns to as open-air antenna transmitter/receiver apparatus.
3, owing to adopted the structure of patented technology " a kind of limit sensors structure of using indirect detection method to surpass 360 ° of angles ", there is not the dead angle in the horizontal direction, rotate flexibly, output torque is bigger in the product of equivalent weight, equal volume, can support bigger antenna.
4, owing to adopted embedded control system and constant speed control strategy, the antenna rotating platform velocity of rotation is steady, operates very flexibly, and stability is also better.
5, owing to the gps satellite navigation system also is installed in antenna rotating platform inside, its effect is locating information via satellite, calculate the coordinate at self antenna place and the orientation of target antenna, search out the orientation of other target antennas with the fastest control mode, finish Antenna Positioning fast and accurately, improve overall efficiency.
Description of drawings
Fig. 1 is the structural representation of the utility model miniature antenna turntable;
Fig. 2 is the right view of Fig. 1, has wherein removed the part shell of body;
Fig. 3 is for to install the user mode figure behind the antenna on Fig. 2.
Among the figure, 1-body, 2-horizontally rotate connecting axle, 3-elevating movement connecting axle, 4-the first decelerator, 5-the second decelerator, 6-brushless electric machine, 7-Module of aerial, 8-antenna, 9-coupling bar, 10-twin shaft BLDC motor control unit, 11-limit sensors, 12-GPS navigation system.
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
As Fig. 1, Fig. 2 and shown in Figure 3, a kind of miniature antenna turntable of compact conformation comprises body 1, is provided with one and horizontally rotates connecting axle 2 and an elevating movement connecting axle 3 on body 1; The shell of the body 1 and first decelerator 4 is fixed, and first decelerator 4 is fastenedly connected by the described Module of aerial 7 that horizontally rotates connecting axle 2 and supporting antenna turntable; The shell of the body 1 and second decelerator 5 is fixed, and second decelerator 5 is fastenedly connected by coupling bar 9 with antenna 8 by described elevating movement connecting axle 3; During work, the power shaft of described first decelerator 4 and second decelerator 5 is by brushless electric machine 6 driven rotary of two high speeds; When first decelerator 4 rotates, it is moving with maintaining static of Module of aerial 7 that first decelerator 4 horizontally rotates connecting axle 2, and the horizontal direction that the shell drive entire antenna body of first decelerator 4 is done in 0 ~ 360 ° around Module of aerial 7 drive antennas 8 comes and goes rotation; When second decelerator 5 rotates, about the output shaft 3 of second decelerator 5 is done by coupling bar 9 drive antennas 8 ± 20 ° of elevating movements.
Referring to Fig. 1 and Fig. 3, in the utility model, the power of first decelerator 4 and second decelerator 5 all comes from two brushless electric machines 6 that are connected on two reducer input shafts, the rotating speed of brushless electric machine 6 inputs is exported after decelerator slows down, and drives body 1 and 9 rotations of antenna link respectively by the output shaft of two settings decelerator in different directions.Described second decelerator 5 and body 1 all around the output shaft of first decelerator 4 to rotation, the output shaft of second decelerator 5 drives antennas 8 by the bar 9 that is fixedly connected and does pitch rotation up and down around body 1 simultaneously.So just make antenna rotating platform on level and pitching both direction, to drive antenna simultaneously and do 360 ° rotatablely moving and ± 20 ° of elevating movements.Also can control separately as required one of them decelerator make antenna horizontally rotate direction do the rotation and elevating movement.
Referring to Fig. 2, the body 1 inner twin shaft BLDC motor control unit 10 of installing, its effect is to receive order, controls two high-speed brushless motors 6 and rotates, its effect can improve overall efficiency to greatest extent, reduces complete machine and disturbs, and improves system reliability.At first decelerator 4 with horizontally rotate 2 suit limit sensors 11 of connecting axle, to finish the limit function that antenna rotating platform horizontally rotates.
Described first decelerator 4 and second decelerator 5 adopt the big retarding ratio speed reducer.Its effect makes two axles of antenna rotating platform that mechanical auto-lock function be arranged, and keeps positioning accuracy under the situation of not using any brake;
Referring to Fig. 1 and Fig. 2, at first decelerator 4 with horizontally rotate suit limit sensors 11 between the connecting axle 2, described limit sensors 11 is used for horizontally rotating of antenna rotating platform spacing, and the angular range that horizontally rotates of antenna rotating platform is 0 ~ 360 °, thereby makes there is not mechanical dead angle when rotating.
Referring to Fig. 1 and Fig. 2, in antenna rotating platform inside GPS navigation system 12 is installed also, its effect is locating information via satellite, calculate the coordinate at self antenna place and the orientation of target antenna, search out the orientation of other target antennas with the fastest control mode, finish Antenna Positioning fast and accurately, improve overall efficiency.
Need to prove; above embodiment is only in order to illustrate the technical solution of the utility model itself but not the restriction technologies scheme; although the applicant has done detailed description with reference to preferred embodiment to the utility model; those of ordinary skill in the art is to be understood that; those are made amendment to technical solutions of the utility model or are equal to replacement; and do not break away from the aim and the scope of the technical program, all should be encompassed in the middle of the claimed scope of the utility model.
Claims (4)
1. the miniature antenna turntable of a compact conformation is characterized in that, comprises body (1), is provided with one and horizontally rotates a connecting axle (2) and an elevating movement connecting axle (3) on described body (1); The shell of body (1) and first decelerator (4) is fixed, and first decelerator (4) is fastenedly connected by the described Module of aerial (7) that horizontally rotates connecting axle (2) and supporting antenna turntable; The shell of body (1) and second decelerator (5) is fixed, and second decelerator (5) is fastenedly connected by coupling bar (9) by described elevating movement connecting axle (3) and antenna (8); The power shaft of described first decelerator (4) and second decelerator (5) is connected with the output shaft of two brushless electric machines (6) respectively; When first decelerator (4) rotates, horizontally rotate connecting axle (2) and fix with Module of aerial (7), the shell of first decelerator (4) drives body (1) and antenna (8) is done 0 ~ 360 ° of round rotation around Module of aerial (7) axle center; The output shaft (3) of second decelerator (5) drives antenna (8) by coupling bar (9) and does elevating movement up and down; The inner twin shaft BLDC motor control unit (10) of installing of body (1) is controlled two brushless electric machines (6) and is rotated.
2. miniature antenna turntable according to claim 1 is characterized in that, what described first decelerator (4) and second decelerator (5) adopted is the big retarding ratio speed reducer.
3. miniature antenna turntable according to claim 1, it is characterized in that, at first decelerator (4) with horizontally rotate suit limit sensors (11) between the connecting axle (2), described limit sensors (11) is used for horizontally rotating of antenna rotating platform spacing.
4. miniature antenna turntable according to claim 1 is characterized in that, GPS navigation system (12) also is installed in antenna rotating platform inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206585497U CN201887143U (en) | 2010-12-14 | 2010-12-14 | Small-sized antenna pedestal with compact structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206585497U CN201887143U (en) | 2010-12-14 | 2010-12-14 | Small-sized antenna pedestal with compact structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201887143U true CN201887143U (en) | 2011-06-29 |
Family
ID=44184692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206585497U Expired - Fee Related CN201887143U (en) | 2010-12-14 | 2010-12-14 | Small-sized antenna pedestal with compact structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201887143U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102437428A (en) * | 2011-09-19 | 2012-05-02 | 四川九洲电器集团有限责任公司 | Embedded one-dimensional (1D) antenna rotating platform |
| CN103692421A (en) * | 2013-12-26 | 2014-04-02 | 镇江市高等专科学校 | Rotary table for communication equipment |
| CN105277745A (en) * | 2015-10-27 | 2016-01-27 | 北京无线电计量测试研究所 | High-precision radome electrical performance wide-angle automatic measurement turret |
| CN109066052A (en) * | 2018-09-29 | 2018-12-21 | 中国电子科技集团公司第五十四研究所 | Lead to satellite antenna mounting during a kind of twin shaft self-locking type is quiet |
-
2010
- 2010-12-14 CN CN2010206585497U patent/CN201887143U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102437428A (en) * | 2011-09-19 | 2012-05-02 | 四川九洲电器集团有限责任公司 | Embedded one-dimensional (1D) antenna rotating platform |
| CN103692421A (en) * | 2013-12-26 | 2014-04-02 | 镇江市高等专科学校 | Rotary table for communication equipment |
| CN105277745A (en) * | 2015-10-27 | 2016-01-27 | 北京无线电计量测试研究所 | High-precision radome electrical performance wide-angle automatic measurement turret |
| CN105277745B (en) * | 2015-10-27 | 2018-06-22 | 北京无线电计量测试研究所 | A kind of high-precision antenna cover electrical property wide-angle automatic measurement turntable |
| CN109066052A (en) * | 2018-09-29 | 2018-12-21 | 中国电子科技集团公司第五十四研究所 | Lead to satellite antenna mounting during a kind of twin shaft self-locking type is quiet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110629 Termination date: 20111214 |