CN204577596U - A kind of antenna turntable - Google Patents
A kind of antenna turntable Download PDFInfo
- Publication number
- CN204577596U CN204577596U CN201520307143.7U CN201520307143U CN204577596U CN 204577596 U CN204577596 U CN 204577596U CN 201520307143 U CN201520307143 U CN 201520307143U CN 204577596 U CN204577596 U CN 204577596U
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- CN
- China
- Prior art keywords
- photoelectric encoder
- antenna
- shaft
- bearing
- support arm
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Abstract
The utility model discloses a kind of antenna turntable, comprising: power set; Driving shaft, it is a worm screw, and described driving shaft one end is connected to power set, and the other end is provided with the first photoelectric encoder; Driven shaft, it is arranged with a worm gear, and described worm gear and described worm engaging form the reducing gear of power set, and one end of described driven shaft is connected with the first antenna support arm, and the other end is connected with the second antenna support arm by the second photoelectric encoder; Wherein, described power set, driving shaft, the first photoelectric encoder, driven shaft and the second photoelectric encoder are all arranged in a housing, and arrange antenna to be rotated on described first antenna support arm and/or the second antenna support arm.The utility model has that cost is low, volume is little, lightweight, be convenient to the advantage of carrying, the protection of equipment is high, low to outside environmental requirement simultaneously, and control precision is high, accuracy is high, and saves installing space.
Description
Technical field
The utility model relates to a kind of antenna turntable.
Background technology
In commander, communication and electronic countermeasures field, in order to reach certain set object, usually need to use some specific antennas.In the initial period, these antenna can only fixedly mount, and the adjustment amount in pitching and orientation is very little, although can realize set function, requires harsh to use and mounting condition, is unfavorable for that universal and large-scale promotion is used.Along with the development and progress of technology, according to the difference of environment for use and condition etc., these antenna in use needs to do some accurate angle adjustment in pitch orientation, and this just needs to use turntable.For the ease of installing and removing receipts, wish that the turntable used can content with funtion demand, volume is little, lightweight again, environmental suitability is strong, reliability is high, good economy performance.Existing this kind of astronomical cycle is in the side of turntable, higher to the support arm rigidity requirement fixed up an aerial wire, turntable uses AC servo machinery driving, be furnished with finished product decelerator, resolver and brake, volume comparatively large (420mmX150mmX280mm), heavier-weight (about 15Kg), without manual adjustments function, control precision is not very high, in packaging and transportation, because turntable need take larger space, thus cause that efficiency is low, transport difficult.
Utility model content
An object of the present utility model solves at least the problems referred to above and/or defect, and provide the advantage will illustrated at least below.
The utility model also has an object to be provided with driving shaft and driven shaft, and is all provided with photoelectric encoder on driving shaft and driven shaft, thus forms closed-loop control, improves the control precision of antenna.
The utility model also has an object to be arranged in a housing by each parts, adds the useful life of each parts.
In order to realize, according to these objects of the present utility model and other advantage, providing a kind of antenna turntable, comprising:
Power set;
Driving shaft, it is a worm screw, and described driving shaft one end is connected to power set, and the other end is provided with the first photoelectric encoder;
Driven shaft, it is arranged with a worm gear, and described worm gear and described worm engaging form the reducing gear of power set, and one end of described driven shaft is connected with the first antenna support arm, and the other end is connected with the second antenna support arm by the second photoelectric encoder; Wherein,
Described power set, driving shaft, the first photoelectric encoder, driven shaft and the second photoelectric encoder are all arranged in a housing, and arrange antenna to be rotated on described first antenna support arm and/or the second antenna support arm.
Preferably, described power set adopt torque motor, and the output shaft of described torque motor is connected with described driving shaft by the first shaft coupling.
Preferably, described first photoelectric encoder is provided with a Coupling Shaft, one end of described Coupling Shaft is connected with described driving shaft by the second shaft coupling, and the other end offers the rotation hole inserted for outer handle.
Preferably, described second photoelectric encoder has a photoelectric encoder axle, and described photoelectric encoder axle one end is connected to described driven shaft by the 3rd shaft coupling, and one end connects described second antenna support arm in addition.
Preferably, described housing comprises a bearing and described bearing is wrapped in interior shell, and wherein, the bottom of described bearing forms the bottom of described housing.
Preferably, described bearing comprises a base plate and is vertically set on three bearing pedestals be parallel to each other on base plate, and the distribution that keeps at a certain distance away of described three bearing pedestals be parallel to each other makes base plate be separated into A, B region, wherein
Described power set, driving shaft, the first photoelectric encoder are arranged on a-quadrant;
Described second photoelectric encoder is arranged on B region, and is also provided with an inclinator in this B region.
Preferably, described bearing also comprises the bearing cap be arranged on each described bearing pedestal, is provided with a bearing between described bearing cap and bearing pedestal;
Wherein, described driven shaft is arranged on wherein on two adjacent bearings, and described photoelectric encoder axle is arranged on the 3rd bearing, and is connected with the second antenna support arm.
Preferably, described shell is reserved with through hole driven shaft, photoelectric encoder axle and Coupling Shaft exposed, and
Described shell is also provided with the scale marker board checking handle rotational angle in the through hole that described Coupling Shaft is exposed.
Preferably, described base plate is provided with power supply interface and control interface, wherein
Described power set, the first photoelectric encoder, the second photoelectric encoder and inclinator are all connected to described power supply interface and control interface.
Preferably, the lower surface mounting seat of described base plate, described base is welded by aluminium sheet and circular aluminum pipe.
The utility model at least comprises following beneficial effect:
First, employ driving shaft and driven shaft simultaneously, and be all provided with photoelectric encoder on driving shaft and driven shaft, define closed-loop control system, obtain more accurately, more reliable control precision.
Secondly, the utility model adopts torque motor and the combined mode of reducing gear, by carefully and calculate comparatively accurately, substantially reduce the driving moment of required torque motor, adopt motor and speed reducer structure to separate the mode of layout, reduce its volume and quality, be also convenient for changing and keep in repair.
Again, for ensureing that this equipment still can regulate antenna in the event of a power failure, increasing and devising the handle with manual adjustments function.
Finally, be arranged in a housing by parts such as power set, driving shaft, driven shaft, reducing gears, being equivalent to each component outer has had a protective cover, even if under various bad weather circumstances, also can normally run, and adds useful life.
The utility model cost is low, volume is little, lightweight, be convenient to carrying, the protection of equipment is high, low to outside environmental requirement, and control precision is high, accuracy is high, and saves installing space.
Part is embodied by explanation below by other advantage of the present utility model, target and feature, part also will by research and practice of the present utility model by those skilled in the art is understood.
Accompanying drawing explanation
Fig. 1 is the sectional view of the internal structure of antenna turntable described in the utility model;
Fig. 2 is the vertical view of the internal structure of antenna turntable described in the utility model;
Fig. 3 is the structural representation of antenna turntable described in the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail, can implements according to this with reference to specification word to make those skilled in the art.
Should be appreciated that used hereinly such as " to have ", other element one or more do not allotted in " comprising " and " comprising " term or the existence of its combination or interpolation.
Fig. 1, Fig. 2, Fig. 3 show according to a kind of way of realization of the present utility model, comprising: power set 1 adopt torque motor; Driving shaft 2 is a worm screw 21, and driving shaft one end is connected to power set, and the other end is provided with the first photoelectric encoder 22, and the output shaft of torque motor is connected with driving shaft by the first shaft coupling 11; Driven shaft 3, it is arranged with a worm gear 31, and worm gear and worm engaging form the reducing gear 32 of power set, in order to make this turntable have auto-lock function, designs special worm gear and worm-drive as reducing gear; One end of driven shaft is connected with the first antenna support arm, and the other end is connected with the second antenna support arm by the second photoelectric encoder 33; Wherein, power set, driving shaft, the first photoelectric encoder, driven shaft and the second photoelectric encoder are all arranged in a housing, and antenna to be rotated is set on described first antenna support arm and/or the second antenna support arm, each parts are all arranged in housing, enhance environmental suitability, extend useful life.First photoelectric encoder is provided with a Coupling Shaft 221, one end of Coupling Shaft is connected with driving shaft by the second shaft coupling 23, and the other end offers the rotation hole 241 inserted for outer handle 24.Second photoelectric encoder has a photoelectric encoder axle 331, and photoelectric encoder axle one end is connected to driven shaft by the 3rd shaft coupling 36, and one end connects the second antenna support arm in addition.The astronomical cycle that band rotates, in the both sides of turntable, when equal antenna distance, reduces the requirement to the first antenna support arm and the second antenna support arm rigidity, thus reduces cost.Housing comprises a bearing and described bearing is wrapped in interior shell, and wherein, the bottom of described bearing forms the bottom of described housing.Bearing comprises a base plate 461 and is vertically set on three bearing pedestals be parallel to each other 462 on base plate, the distribution that keeps at a certain distance away of described three bearing pedestals be parallel to each other makes base plate be separated into A, B region, and wherein power set, driving shaft, the first photoelectric encoder are arranged on a-quadrant; Second photoelectric encoder is arranged on B region, and is also provided with an inclinator 45 in this B region.Bearing also comprises the bearing cap be arranged on each described bearing pedestal, is provided with a bearing between described bearing cap and bearing pedestal; Wherein, described driven shaft is arranged on wherein on two adjacent bearings, and described photoelectric encoder axle is arranged on the 3rd bearing, and is connected with the second antenna support arm.Described shell is reserved with through hole driven shaft, photoelectric encoder axle and Coupling Shaft exposed, and shell is also provided with the scale marker board 41 checking handle rotational angle in the through hole that Coupling Shaft is exposed, base plate is provided with power supply interface 42 and control interface 43, and wherein power set, the first photoelectric encoder, the second photoelectric encoder and inclinator are all connected to described power supply interface and control interface.The lower surface mounting seat 44 of described base plate, described base is welded by aluminium sheet and circular aluminum pipe.
In the utility model, power supply is powered to torque motor by power supply interface, torque motor rotates and drives driving shaft to rotate, driving shaft rotates and drives driven shaft to rotate, driven shaft rotates and drives antenna to rotate, initiatively the first photoelectric encoder of axle head will detect the actual speed of torque motor, and by control interface, rotational speed of torque motor information is passed to control end by control interface, second photoelectric encoder of driven pulley end will detect the positional information of antenna, and by control interface, antenna position information is delivered to control end, according to this information and other, control end judges whether antenna rotate in place for information about, and the rotating speed of control moment motor and turning to, thus reach pinpoint object.
Multiple shaft coupling and Coupling Shaft is used in the utility model, on the one hand can conserve space, be convenient to dress that antenna turntable changes on the other hand, tear open conveniently, shorten dress, tear the time open, raise the efficiency.
The utility model not only can fix up an aerial wire, and also can install other suitable antenna and searchlight, shooting is first-class, have a lot of functions and purposes.
Although embodiment of the present utility model is open as above, it is not restricted to listed in specification and execution mode utilization.It can be applied to various applicable field of the present utility model completely.For those skilled in the art, can easily realize other amendment.Therefore do not deviating under the universal that claim and equivalency range limit, the utility model is not limited to specific details and illustrates here and the legend described.
Claims (10)
1. an antenna turntable, is characterized in that, comprising:
Power set;
Driving shaft, it is a worm screw, and described driving shaft one end is connected to power set, and the other end is provided with the first photoelectric encoder;
Driven shaft, it is arranged with a worm gear, and described worm gear and described worm engaging form the reducing gear of power set, and one end of described driven shaft is connected with the first antenna support arm, and the other end is connected with the second antenna support arm by the second photoelectric encoder; Wherein,
Described power set, driving shaft, the first photoelectric encoder, driven shaft and the second photoelectric encoder are all arranged in a housing, and arrange antenna to be rotated on described first antenna support arm and/or the second antenna support arm.
2. antenna turntable as claimed in claim 1, is characterized in that, described power set adopt torque motor, and the output shaft of described torque motor is connected with described driving shaft by the first shaft coupling.
3. antenna turntable as claimed in claim 2, it is characterized in that, described first photoelectric encoder is provided with a Coupling Shaft, and one end of described Coupling Shaft is connected with described driving shaft by the second shaft coupling, and the other end offers the rotation hole inserted for outer handle.
4. antenna turntable as claimed in claim 3, it is characterized in that, described second photoelectric encoder has a photoelectric encoder axle, and described photoelectric encoder axle one end is connected to described driven shaft by the 3rd shaft coupling, and one end connects described second antenna support arm in addition.
5. antenna turntable as claimed in claim 4, it is characterized in that, described housing comprises a bearing and described bearing is wrapped in interior shell, and wherein, the bottom of described bearing forms the bottom of described housing.
6. antenna turntable as claimed in claim 5, it is characterized in that, described bearing comprises a base plate and is vertically set on three bearing pedestals be parallel to each other on base plate, and the distribution that keeps at a certain distance away of described three bearing pedestals be parallel to each other makes base plate be separated into A, B region, wherein
Described power set, driving shaft, the first photoelectric encoder are arranged on a-quadrant;
Described second photoelectric encoder is arranged on B region, and is also provided with an inclinator in this B region.
7. antenna turntable as claimed in claim 6, it is characterized in that, described bearing also comprises the bearing cap be arranged on each described bearing pedestal, is provided with a bearing between described bearing cap and bearing pedestal;
Wherein, described driven shaft is arranged on wherein on two adjacent bearings, and described photoelectric encoder axle is arranged on the 3rd bearing, and is connected with the second antenna support arm.
8. antenna turntable as claimed in claim 7, is characterized in that, described shell is reserved with through hole driven shaft, photoelectric encoder axle and Coupling Shaft exposed, and
Described shell is also provided with the scale marker board checking handle rotational angle in the through hole that described Coupling Shaft is exposed.
9. antenna turntable as claimed in claim 8, it is characterized in that, described base plate is provided with power supply interface and control interface, wherein
Described power set, the first photoelectric encoder, the second photoelectric encoder and inclinator are all connected to described power supply interface and control interface.
10. antenna turntable as claimed in claim 9, it is characterized in that, the lower surface mounting seat of described base plate, described base is welded by aluminium sheet and circular aluminum pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520307143.7U CN204577596U (en) | 2015-05-13 | 2015-05-13 | A kind of antenna turntable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520307143.7U CN204577596U (en) | 2015-05-13 | 2015-05-13 | A kind of antenna turntable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204577596U true CN204577596U (en) | 2015-08-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520307143.7U Expired - Fee Related CN204577596U (en) | 2015-05-13 | 2015-05-13 | A kind of antenna turntable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204577596U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105406193A (en) * | 2015-11-25 | 2016-03-16 | 中国电子科技集团公司第三十八研究所 | Large radar antenna with pitching dual-motor synchronous driving mechanism |
| CN105609923A (en) * | 2016-03-09 | 2016-05-25 | 镇江新航精密铸造有限公司 | Radar antenna pedestal |
| CN110474148A (en) * | 2019-08-22 | 2019-11-19 | 杭州欣茂科技有限公司 | A kind of luffing mechanism for air traffic control radar antenna |
-
2015
- 2015-05-13 CN CN201520307143.7U patent/CN204577596U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105406193A (en) * | 2015-11-25 | 2016-03-16 | 中国电子科技集团公司第三十八研究所 | Large radar antenna with pitching dual-motor synchronous driving mechanism |
| CN105406193B (en) * | 2015-11-25 | 2018-07-13 | 中国电子科技集团公司第三十八研究所 | A kind of Large Radar Antenna with pitching two-shipper synchronous drive mechanism |
| CN105609923A (en) * | 2016-03-09 | 2016-05-25 | 镇江新航精密铸造有限公司 | Radar antenna pedestal |
| CN110474148A (en) * | 2019-08-22 | 2019-11-19 | 杭州欣茂科技有限公司 | A kind of luffing mechanism for air traffic control radar antenna |
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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: 20150819 Termination date: 20180513 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |