CN208637574U - Lead to satellite antenna mounting during a kind of twin shaft self-locking type is quiet - Google Patents
Lead to satellite antenna mounting during a kind of twin shaft self-locking type is quiet Download PDFInfo
- Publication number
- CN208637574U CN208637574U CN201821601590.3U CN201821601590U CN208637574U CN 208637574 U CN208637574 U CN 208637574U CN 201821601590 U CN201821601590 U CN 201821601590U CN 208637574 U CN208637574 U CN 208637574U
- Authority
- CN
- China
- Prior art keywords
- pitching
- orientation
- driving motor
- planetary reduction
- reduction gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The utility model discloses a kind of twin shaft self-locking type it is quiet in lead to satellite antenna mounting, be related to antenna technical field.It includes pedestal, orientation driving structure and pitching driving structure；Orientation driving structure includes orientation turntable and orientation driving motor, has worm gear-endless screw structure between orientation turntable and pedestal；Pitching driving structure includes pitching support arm and rotation cavity, it rotates cavity and is equipped with pitching trunnion, coaxial pitching driving motor and planetary reduction gear are equipped in rotating drum body, the output shaft of planetary reduction gear is fixedly connected with the pitching support arm of the side, the outer layer gear ring of planetary reduction gear and the shell of pitching driving motor are fixedly connected with rotation cavity, the output shaft of pitching driving motor and the input axis connection of planetary reduction gear, rotation cavity are connect with the pitching support arm bearing of pitching driving motor side.The satellite antenna mounting structures are succinct, and performance is stablized, and azimuth axis and pitch axis all have self-locking function, can keep the pointing accuracy of antenna.
Description
Technical field
The utility model relates to antenna technical field, particularly relate to a kind of twin shaft self-locking type it is quiet in lead to satellite antenna mounting.
Background technique
Leading to satellite antenna in quiet is a kind of satellite communication antena applied in stationary platforms, is mainly characterized by antenna wave
After Shu Zhixiang satellite, antenna needs to keep tenacious tracking.Under the action of the factors such as gravitational load, extraneous wind load, antenna
Orientation angle need to keep stablizing motionless, ensure that communication link is unimpeded with this.
For leading to satellite antenna mounting in quiet, shaft needs to have good self-locking property, ensures that reflecting surface exists with this
Under the action of extraneous load, there is reliable pointing accuracy.It is existing it is quiet in lead to satellite antenna mounting, transmission chain use band-type brake
The modes such as type motor obtain self-locking property with this.There are a variety of shortcomings for this mode:
1. driving motor is complicated using the antenna mount of band-type brake type motor.Motor tail portion arranges electronic band brake apparatus,
When motor needs to rotate, servo module needs to control unlocking motor.Structure and servo-system are complicated, and reliability reduces.
2. due to motor have band brake apparatus, manually can not rotary antenna, therefore cannot achieve antenna it is manual rotate, hand
Dynamic remove receives the functions such as antenna.
Utility model content
In view of this, the present invention provides a kind of twin shaft self-locking type it is quiet in lead to satellite antenna mounting, structure is simple,
With self-locking function, and being capable of manual rotary antenna.
To achieve the goals above, technical solution used by the utility model is as follows:
Lead to satellite antenna mounting, including pedestal, orientation driving structure and pitching driving structure during a kind of twin shaft self-locking type is quiet；
The orientation driving structure includes orientation turntable and orientation driving motor, has worm gear-snail between the orientation turntable and pedestal
Rod structure；The pitching driving structure includes the pitching support arm on orientation turntable and the rotating drum on pitching support arm
Body, the rotation cavity are equipped with pitching trunnion, are equipped with coaxial pitching driving motor and planetary reduction gear in the rotating drum body
Device, the output shaft of the planetary reduction gear are fixedly connected with the pitching support arm of the side, the outer layer gear ring of the planetary reduction gear with
And the shell of the pitching driving motor is fixedly connected with the rotation cavity, the output shaft of the pitching driving motor and institute
The input axis connection of planetary reduction gear is stated, the rotation cavity is connect with the pitching support arm bearing of pitching driving motor side.
Optionally, the worm gear-endless screw structure includes the worm gear on the orientation turntable and the worm screw on pedestal,
Orientation turntable and base via shaft are connected to vertical bearing, and worm screw and base via shaft are connected to horizontal bearing, worm screw with
Worm gear engagement, one end of worm screw and orientation driving motor are sequentially connected, and the other end manually adjusts axis as orientation.
Optionally, the planetary reduction gear includes multistage end to end NGWN type planetary reduction gear, NGWN type rows at different levels
The outer layer gear ring of star retarder is fixedly connected with the rotation cavity.
It optionally, further include that pitching manually adjusts axis, the output shaft of the planetary reduction gear is hollow structure, the pitching
It manually adjusts axis and protrudes into the hollow structure, and the input axis connection with planetary reduction gear.
Optionally, the pitching support arm of pitching driving motor side is equipped with pitching limit switch, the pitching driving
The end face that motor side rotates cavity is equipped with pitching upper limit contact block and pitching lower limit contact block.
Optionally, the pedestal is equipped with the storehouse for covering worm screw and covers, and the storehouse cover is equipped with transparent observation window.
The utility model having the beneficial effect that compared with the existing technology
1, the transmission chain of the utility model azimuth axis uses worm and gear engagement system, and this transmission chain has self-locking function
Can, and its rotation can be made by manual shaft, thus have the characteristics that Simple And Practical.Meanwhile the structure both can guarantee mounting
Overall stiffness, and collection size can be reduced, be conducive to the work and collection of antenna.
2, the transmission chain of the utility model pitch axis uses planetary gear deceleration scheme, input shaft and output the tip of the axis
On an axis, unitary rotation is flexible, and space layout is reasonable, while also having self-locking function.In addition, pitching driving is not adopted
With Worm Wheel System, the big deficiency of quadrature arrangement, the enveloping space of worm and gear rotation axis is avoided.
3, in the utility model planetary reduction gear usage mode be different from retarder usually used mode, it is usually used
When, usually the shell of driving motor and retarder is fixed, motor shaft drive retarder input terminal rotation, retarder it is defeated
Outlet drives driven rotary body rotation.And the utility model is then to fix the output shaft of retarder, and the shell of retarder
The shell of body and motor then rotates together with luffing structure.This design is advantageous in that, motor and retarder can be collected
At in the inside of luffing structure, the complexity of structure is enormously simplified, space hold is reduced.
In short, the utility model antenna mount is simple for structure, performance is stablized, and azimuth axis and pitch axis all have self-locking function
Can, the pointing accuracy of antenna can be kept.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model embodiment；
Fig. 2 is the cross-sectional view of orientation driving structure in Fig. 1；
Fig. 3 is the outline drawing of orientation driving structure in Fig. 1；
Fig. 4 is the cross-sectional view of pitching driving structure in Fig. 1；
Fig. 5 is the outline drawing of pitching driving structure in Fig. 1；
Fig. 6 is the schematic illustration of NGWN type planetary reduction gear.
Description of symbols: pedestal 1, orientation driving 2, orientation manual shaft 3, orientation turntable 4, orientation code-disc 5, orientation limit
6, pitching support arm 7, pitching cavity 8, pitching driving 9, pitching code-disc 10, pitching limit 11, pitching trunnion 12, orientation driving motor
13, bearing 14, worm screw 15, worm gear 16, turntable bearing 17, observation window 18, suitable limit switch 21, inverse limit switch 22, orientation degree
Disk 23, pitching driving motor 26, pitching retarder 27, pitching manual shaft 28, ringfeder 29, pitch bearing 30, is bowed at orientation pointer 24
Face upward upper limit contact block 31, pitching lower limit contact block 32, pitching limit switch 33.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Lead to satellite antenna mounting, including pedestal, orientation driving structure and pitching driving structure during a kind of twin shaft self-locking type is quiet；
The orientation driving structure includes orientation turntable and orientation driving motor, has worm gear-snail between the orientation turntable and pedestal
Rod structure；The pitching driving structure includes the pitching support arm on orientation turntable and the rotating drum on pitching support arm
Body, the rotation cavity are equipped with pitching trunnion, and pitching trunnion is used for fixed antenna primary reflection surface, is equipped in the rotating drum body
Coaxial pitching driving motor and planetary reduction gear, the output shaft of the planetary reduction gear and the fixed company of the pitching support arm of the side
It connects, the shell of the outer layer gear ring of the planetary reduction gear and the pitching driving motor, which is fixed with the rotation cavity, to be connected
It connects, the output shaft of the pitching driving motor and the input axis connection of the planetary reduction gear, the rotation cavity and pitching are driven
The pitching support arm bearing connection of dynamic motor side.
Optionally, the worm gear-endless screw structure includes the worm gear on the orientation turntable and the worm screw on pedestal,
Orientation turntable and base via shaft are connected to vertical bearing, and worm screw and base via shaft are connected to horizontal bearing, worm screw with
Worm gear engagement, one end of worm screw and orientation driving motor are sequentially connected, and the other end manually adjusts axis as orientation.
This orientation driving method structure is simple, saves space, has self-locking function, and can manually adjust.
Optionally, the planetary reduction gear includes multistage end to end NGWN type planetary reduction gear, NGWN type rows at different levels
The outer layer gear ring of star retarder is fixedly connected with the rotation cavity.
It optionally, further include that pitching manually adjusts axis, the output shaft of the planetary reduction gear is hollow structure, the pitching
It manually adjusts axis and protrudes into the hollow structure, and the input axis connection with planetary reduction gear.The principle of NGWN type planetary reduction gear
As shown in fig. 6, the part of figure bend filling is that pitching manually adjusts axis.
If planetary reduction gear is multistage NGWN type planetary reduction gear structure, pitching manually adjusts axis can be defeated with final stage
Any one input shaft or output axis connection outside shaft.
This example fixes the output shaft of retarder, and the shell of the outer layer gear ring of retarder and motor then with luffing structure one
With rotation.This design is advantageous in that, motor and retarder can be integrated in the inside of luffing structure, enormously simplified
The complexity of structure reduces space hold.
Optionally, the pitching support arm of pitching driving motor side is equipped with pitching limit switch, the pitching driving
The end face that motor side rotates cavity is equipped with pitching upper limit contact block and pitching lower limit contact block.
Optionally, the pedestal is equipped with the storehouse for covering worm screw and covers, and the storehouse cover is equipped with transparent observation window.
Specifically, as shown in Figure 1, leading to satellite antenna mounting during a kind of twin shaft self-locking type is quiet comprising orientation and pitching
Two orthogonal rotation axis.Wherein:
Azimuthal section includes pedestal 1, orientation driving 2 and orientation turntable 4, and in orientation, the end of driving is equipped with orientation manual shaft
3, the manual rotation applied to azimuth axis of antenna.In orientation, the middle part of turntable is equipped with orientation code-disc 5, real-time detection and feedback orientation
The rotational angle of axis；Meanwhile orientation limit 6, limit and protection for orientation driving are equipped at the middle part of orientation turntable.
The two sides of orientation turntable are set there are two pitching support arm 7, carry pitching cavity 8.In pitching inside cavity, equipped with bowing
Driving 9 is faced upward, the pitching movement of antenna is responsible for.It is equipped with pitching code-disc 10 in the end face of pitching support arm, detects and feed back pitch axis
Angle；Meanwhile it being equipped with pitching limit 11, it is responsible for the limit and protection of pitching driving.Pitching branch is equipped in the two sides of pitching cavity
Ear 12, for connecting carrying antenna reflective face.
Further, as shown in Fig. 2, orientation driving motor 13 is positioned and carried by bearing 14, and it is connected to worm screw
15, worm screw is meshed in the cavity of azimuth mechanism with worm gear 16, realizes the driving of azimuth axis.Worm gear passes through 17 band of turntable bearing
Dynamic orientation dial movement, and then carry pitching componental movement.It is equipped with observation window 18 in the cavity side of azimuth mechanism, in the inner
The maintenance and inspection in portion.
Further, as shown in figure 3, orientation limiting device includes along limit switch 21 and inverse limit switch 22.Azimuth axis rotation
When, when reaching two suitable, inverse extreme positions, limit switch is triggered, to stop continuing to rotate.It is equipped in orientation turntable end face
Azimuth circle 23 and orientation pointer 24 can be convenient ground reading angular reading.
Further, as shown in figure 4, the output shaft of pitching retarder 27 is connected by ringfeder 29 with the left support arm of pitching, from
And be linked together with left support arm, 27 other side of pitching retarder then passes through pitch bearing 30 and is connected with right support arm.Work as pitching as a result,
When driving motor 26 drives pitching retarder 27 to rotate, the outer layer gear ring of pitching retarder 27 will be rotated with, and be bowed to drive
Face upward mechanism rotation.Pitching retarder is NGWN type planetary reduction gear structure, has self-locking function.It is set in the end of pitching retarder
There is pitching manual shaft 28, for manually adjusting.
Further, as shown in figure 5, being equipped with pitching lower limit contact block 31 and pitching upper limit contact block in the end face of pitching trunnion
32, pitching limit switch 33 is equipped in the end face of pitching support arm.When luffing mechanism rotation, contact block and limit switch phase mutual inductance
It answers, to realize the position limitation protection function of driving to pitching.
In short, the utility model structure novel, design is unique, can greatly reduce pitching driving and orientation driving structure
Shared space has both self-locking and function that is manually adjusting, easy to use, is a kind of important improvement to the prior art.
It should be pointed out that the above specific embodiment is the specific case of this patent implementation, without also can not
All implementations of this patent can be covered, therefore the restriction to the scope of this patent cannot be regarded as.All and above case
Belong to the implementation of same idea or the assembled scheme of above-mentioned several schemes, within the protection domain of this patent..
Claims (6)
1. leading to satellite antenna mounting, including pedestal, orientation driving structure and pitching driving structure during a kind of twin shaft self-locking type is quiet；Its
Be characterized in that: the orientation driving structure includes orientation turntable and orientation driving motor, is had between the orientation turntable and pedestal
There is worm gear-endless screw structure；The pitching driving structure includes the pitching support arm on the orientation turntable and is set to pitching support arm
On rotation cavity, the rotation cavity is equipped with pitching trunnion, coaxial pitching driving motor is equipped in the rotating drum body
And planetary reduction gear, the output shaft of the planetary reduction gear are fixedly connected with the pitching support arm of the side, the planetary reduction gear
The shell of outer layer gear ring and the pitching driving motor is fixedly connected with the rotation cavity, the pitching driving motor
The input axis connection of output shaft and the planetary reduction gear, the pitching support arm bearing of the rotation cavity and pitching driving motor side
Connection.
2. leading to satellite antenna mounting during a kind of twin shaft self-locking type according to claim 1 is quiet, it is characterised in that: the snail
Wheel-worm structure includes worm gear and the worm screw on pedestal, orientation turntable and base via shaft on orientation turntable
Connected to vertical bearing, worm screw and base via shaft are connected to horizontal bearing, worm and wheel engagement, one end of worm screw with
The transmission connection of orientation driving motor, the other end manually adjust axis as orientation.
3. leading to satellite antenna mounting during a kind of twin shaft self-locking type according to claim 1 is quiet, it is characterised in that: the planet
Retarder includes multistage end to end NGWN type planetary reduction gear, and the outer layer gear ring of NGWN type planetary reduction gears at different levels is and institute
Rotation cavity is stated to be fixedly connected.
4. leading to satellite antenna mounting during a kind of twin shaft self-locking type according to claim 1 is quiet, it is characterised in that: further include bowing
Face upward and manually adjust axis, the output shaft of the planetary reduction gear is hollow structure, the pitching manually adjust axis protrude into it is described hollow
Structure, and the input axis connection with planetary reduction gear.
5. leading to satellite antenna mounting during a kind of twin shaft self-locking type according to claim 1 is quiet, it is characterised in that: the pitching
The pitching support arm of driving motor side is equipped with pitching limit switch, and pitching driving motor side rotates on the end face of cavity
Equipped with pitching upper limit contact block and pitching lower limit contact block.
6. leading to satellite antenna mounting during a kind of twin shaft self-locking type according to claim 1 is quiet, it is characterised in that: the pedestal
It is equipped with the storehouse for covering worm screw to cover, the storehouse cover is equipped with transparent observation window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821601590.3U CN208637574U (en) | 2018-09-29 | 2018-09-29 | Lead to satellite antenna mounting during a kind of twin shaft self-locking type is quiet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821601590.3U CN208637574U (en) | 2018-09-29 | 2018-09-29 | Lead to satellite antenna mounting during a kind of twin shaft self-locking type is quiet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208637574U true CN208637574U (en) | 2019-03-22 |
Family
ID=65744126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821601590.3U Active CN208637574U (en) | 2018-09-29 | 2018-09-29 | Lead to satellite antenna mounting during a kind of twin shaft self-locking type is quiet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208637574U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
2018
- 2018-09-29 CN CN201821601590.3U patent/CN208637574U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109066052A (en) | Lead to satellite antenna mounting during a kind of twin shaft self-locking type is quiet | |
| CN105281017B (en) | A kind of boat-carrying satellite communication antena | |
| CN201256177Y (en) | Built-in over 360 deg. Limited azimuth radar antenna seat | |
| CN202159759U (en) | Vehicle-mounted satellite communication antenna | |
| CN109506096B (en) | Vehicle-mounted radar azimuth turntable | |
| CN208637574U (en) | Lead to satellite antenna mounting during a kind of twin shaft self-locking type is quiet | |
| JP2002299939A (en) | Antenna device | |
| US3546704A (en) | Satellite tracking dish antenna with course and fine driving mechanism | |
| CN202084643U (en) | Vehicle-carried satellite television receiving antenna | |
| CN109935955A (en) | A kind of communication antenna convenient for adjusting | |
| US3860930A (en) | Radar antenna scan apparatus | |
| CN208788519U (en) | A kind of dimensional turntable | |
| CN102030114A (en) | Four-axis two-dimensional pointing mechanism | |
| CN109488856A (en) | A kind of three axis cradle head mechanisms | |
| CN109854890B (en) | Signal tower | |
| CN211269691U (en) | Two-dimensional spherical electric rotating table | |
| CN208939143U (en) | A kind of microwave communication car antenna spin orientation device | |
| CN209896231U (en) | Automatic steering satellite antenna | |
| CN209634760U (en) | A kind of space flight and aviation dedicated emergency radar supports | |
| CN208189788U (en) | Angle modulation module in adjustable exterior aerial | |
| CN206976580U (en) | It is a kind of it is vehicle-mounted it is quiet in lead to pitching azimuth drive | |
| CN215732206U (en) | Signal transmitting tower antenna boom | |
| CN220106891U (en) | Signal receiver with protection function | |
| KR200442162Y1 (en) | Screw jack | |
| CN218565006U (en) | Adjustable broadband satellite positioning device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |