CN109888448A - A kind of satellite antenna - Google Patents
A kind of satellite antenna Download PDFInfo
- Publication number
- CN109888448A CN109888448A CN201910157010.9A CN201910157010A CN109888448A CN 109888448 A CN109888448 A CN 109888448A CN 201910157010 A CN201910157010 A CN 201910157010A CN 109888448 A CN109888448 A CN 109888448A
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- Prior art keywords
- reflecting surface
- curved reflecting
- worm screw
- satellite antenna
- spray head
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 56
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 31
- 239000007921 spray Substances 0.000 claims abstract description 28
- 238000011010 flushing procedure Methods 0.000 claims abstract description 20
- 239000000428 dust Substances 0.000 claims abstract description 18
- 238000009434 installation Methods 0.000 claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
- 239000000945 filler Substances 0.000 claims description 5
- 239000000645 desinfectant Substances 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 2
- 241000237858 Gastropoda Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- Aerials With Secondary Devices (AREA)
Abstract
The invention belongs to antenna technical fields, specifically a kind of satellite antenna, including curved reflecting surface, spray head, spray head mounting rack, the first U-shaped board, elevation angle adjusting rod, the second U-shaped board, locking nut, mounting plate, cylinder, motor, pedestal, worm screw, worm gear, worm screw mounting plate, water pump, water tank, reflecting surface mounting rack, heating sheet, link block, strip groove and feed.The adjusting that angle adjusting mechanism facilitates orientation angles is arranged in the present invention, be conducive to improve the efficiency of device installation post debugging, the present invention contains flushing machine, in curved reflecting surface inner concave adhering dust, when fallen leaves, flushing machine can be started to rinse the inner concave of curved reflecting surface, the dust for adhering to it, fallen leaves wash out, be conducive to the cleaning of curved reflecting surface inner concave, greatly reduce the occurrence of reducing feed received signal strength because of inner concave adhering dust, the curved reflecting surface of device contains heating sheet simultaneously, when in rain and snow, it can avoid curved reflecting surface and generate accumulated snow.
Description
Technical field
The invention belongs to antenna technical field, specifically a kind of satellite antenna.
Background technique
Satellite antenna is exactly the cauldron often said, is a metal paraboloid, is responsible for for satellite-signal being reflected into positioned at focus
In the feed at place, the effect of satellite antenna is to collect the small-signal transmitted by satellite, and be eliminated as much as noise, most a couple of days
Line is usually parabolic, there are also multifocal antenna is composed of spherical surface and paraboloid, satellite-signal passes through throwing
Its focal point is focused on after the reflection of object plane antenna.
Its orientation angles of existing satellite antenna, which mostly use, to be manually adjusted, and when being debugged, commissioning staff needs on one side
Commissioning device is watched, is manually adjusted on one side, it is very inconvenient, while after the curved reflecting surface adhering dust of satellite antenna, fallen leaves, meeting
Reduce the intensity that feed receives signal, and existing satellite antenna can not automatically be purged dust, need to remove manually compared with
For trouble, while when winter snows, curved reflecting surface is also easy to produce accumulated snow, so that not being available when device snows in winter, exists
Certain deficiency.In consideration of it, the present invention proposes a kind of satellite antenna, have the following characteristics that
(1) present invention proposes that a kind of satellite antenna, setting angle adjusting mechanism are not necessarily to when carrying out orientation angles adjusting
It manually adjusts, need to only start the motor of angle adjusting mechanism, the orientation angles of curved reflecting surface can be adjusted, it is big generous
Orientation angles adjusting, be conducive to improve device installation post debugging efficiency.
(2) present invention proposes a kind of satellite antenna, and flushing machine is arranged, in curved reflecting surface inner concave adhering dust, falls
Ye Shi can start flushing machine and rinse to the inner concave of curved reflecting surface, and dust, the fallen leaves for adhering to it wash out, and be conducive to arc
The cleaning of shape reflecting surface inner concave, greatly reduces the hair that feed received signal strength situation is reduced because of inner concave adhering dust
It is raw, while the curved reflecting surface of device contains heating sheet, in rain and snow when, can avoid curved reflecting surface and generate accumulated snow, favorably
Use when device winter.
Summary of the invention
The object of the invention is that providing a kind of satellite antenna to solve the above-mentioned problems, angular adjustment machine is set
Structure, without manually adjusting, need to only start the motor of angle adjusting mechanism when carrying out orientation angles adjusting, can be anti-to arc
The orientation angles for penetrating face are adjusted, and greatly facilitate the adjusting of orientation angles, are conducive to the effect for improving device installation post debugging
Flushing machine is arranged in rate, in curved reflecting surface inner concave adhering dust, fallen leaves, can start flushing machine to curved reflecting surface
Inner concave rinse, make its adhere to dust, fallen leaves wash out, be conducive to the cleaning of curved reflecting surface inner concave, greatly reduce
The occurrence of reducing feed received signal strength because of inner concave adhering dust, while the curved reflecting surface of device contains heating
Piece, in rain and snow when, can avoid curved reflecting surface generate accumulated snow, be conducive to use when device winter.
The present invention is achieved through the following technical solutions above-mentioned purpose, a kind of satellite antenna, including angle adjusting mechanism, punching
Washing machine structure, curved reflecting surface, mounting plate, pedestal, cylinder, reflecting surface mounting rack, heating sheet, link block, the first U-shaped board, the 2nd U
Template, elevation angle adjusting rod and locking nut are equipped with reflecting surface mounting rack at the one side center of the curved reflecting surface, described
Curved reflecting surface, which is embedded in, is equipped with heating sheet, and the one side of the reflecting surface mounting rack is equipped with the first U-shaped board from top to bottom
And link block, the strip groove of hollow out is provided on the mounting plate, the top surface at described mounting plate one end is equipped with the second U-shaped board,
The link block is rotatablely connected by bolt and the second U-shaped board, and one end of the elevation angle adjusting rod passes through bolt and the first U-shaped board
One end of rotation connection, the elevation angle adjusting rod far from first U-shaped board is located in the strip groove of mounting plate, and the elevation angle is adjusted
There are two locking nuts for screw thread installation on bar, and two locking nuts are touched with the top and bottom of mounting plate respectively, institute
It states and is connected with cylinder at the bottom center of link block, column is connected at the center of the base top surface, the column passes through axis
It holds and is socketed in cylinder, the top surface of the pedestal is equipped with angle adjustment mechanism, the top surface of the pedestal and curved reflecting surface
Top at flushing machine is installed；
The flushing machine includes water tank, water pump, spray head mounting rack and spray head, and the water tank and water pump are sequentially arranged at bottom
The top surface of seat, the one side of the water tank are equipped with water outlet connector, and the water outlet connector of the water tank and the input terminal of water pump connect,
One side at the top of the curved reflecting surface is equipped with spray head mounting rack, and the end of the spray head mounting rack is equipped with spray
The output end of head, the water pump is connected by the output end of hose and spray head；
The angle adjusting mechanism includes motor, worm gear, worm screw and worm screw mounting plate, and the worm gear is socketed in the bottom of cylinder
At portion, the top surface of the pedestal is equipped with two pieces of worm screw mounting plates, is equipped between two pieces of worm screw mounting plates by bearing
Worm screw, worm and worm wheel intermeshing, the top surface of the pedestal are equipped with motor, the output end of the motor and worm screw
One end connection.
Preferably, it is provided with filler at the top of the water tank, and is socketed with strainer on the filler.
Preferably, feed mounting rack, the end peace of the feed mounting rack are installed at the bottom of the curved reflecting surface
Equipped with feed.
Preferably, the top surface of the pedestal is provided with threaded mounting hole.
Preferably, the contact position of the motor and water pump and pedestal is equipped with cushioning piece.
Preferably, the top and bottom of the mounting plate attach and are equipped with rubber pad.
The beneficial effects of the present invention are:
(1) present invention proposes that a kind of satellite antenna, setting angle adjusting mechanism are not necessarily to when carrying out orientation angles adjusting
It manually adjusts, need to only start the motor of angle adjusting mechanism, the orientation angles of curved reflecting surface can be adjusted, it is big generous
Orientation angles adjusting, be conducive to improve device installation post debugging efficiency.
(2) present invention proposes a kind of satellite antenna, and flushing machine is arranged, in curved reflecting surface inner concave adhering dust, falls
Ye Shi can start flushing machine and rinse to the inner concave of curved reflecting surface, and dust, the fallen leaves for adhering to it wash out, and be conducive to arc
The cleaning of shape reflecting surface inner concave, greatly reduces the hair that feed received signal strength situation is reduced because of inner concave adhering dust
It is raw, while the curved reflecting surface of device contains heating sheet, in rain and snow when, can avoid curved reflecting surface and generate accumulated snow, favorably
Use when device winter.
Detailed description of the invention
Fig. 1 is overall structure of the present invention；
Fig. 2 is base vertical view of the present invention；
Fig. 3 is mounting plate top view of the present invention.
In figure: 1, curved reflecting surface, 2, spray head, 3, spray head mounting rack, the 4, first U-shaped board, 5, elevation angle adjusting rod, 6, second
U-shaped board, 7, locking nut, 8, mounting plate, 9, cylinder, 10, motor, 11, pedestal, 12, worm screw, 13, worm gear, 14, worm screw installation
Plate, 15, water pump, 16, water tank, 17, reflecting surface mounting rack, 18, heating sheet, 19, link block, 20, strip groove, 21, feed.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It please refers to shown in Fig. 1-3, a kind of satellite antenna, including angle adjusting mechanism, flushing machine, curved reflecting surface 1, peace
Loading board 8, pedestal 11, cylinder 9, reflecting surface mounting rack 17, heating sheet 18, link block 19, the second U-shaped board 6, are faced upward at first U-shaped board 4
Angle adjusting rod 5 and locking nut 7 are equipped with reflecting surface mounting rack 17 at the one side center of the curved reflecting surface 1, are used for arc
The installation of shape mounting surface 1 is fixed, and the curved reflecting surface 1, which is embedded in, is equipped with heating sheet 18, and curved reflecting surface 1 is avoided to generate product
The occurrence of snow, the one side of the reflecting surface mounting rack 17 are equipped with the first U-shaped board 4 and link block 19, institute from top to bottom
The strip groove 20 that hollow out is provided on mounting plate 8 is stated, the top for the adjusting at 1 elevation angle of curved reflecting surface, at described 8 one end of mounting plate
Face is equipped with the second U-shaped board 6, and the link block 19 is rotatablely connected by bolt and the second U-shaped board 6, the elevation angle adjusting rod 5
One end is rotatablely connected by bolt and the first U-shaped board 4, for the adjusting at 1 elevation angle of curved reflecting surface, far from first U-shaped board 4
One end of elevation angle adjusting rod 5 be located in the strip groove 20 of mounting plate 8, there are two locks for screw thread installation on the elevation angle adjusting rod 5
Tight nut 7, and top and bottom of two locking nuts 7 respectively with mounting plate 8 touch, and are used for 5 position of elevation angle adjusting rod
Fixation, be connected with cylinder 9 at the bottom center of the link block 19, be connected with column at the center of 11 top surface of pedestal,
The column is socketed in cylinder 9 by bearing, and for the rotation of cylinder 9, the top surface of the pedestal 11 is equipped with angular adjustment
Structure is pacified at the top surface of the pedestal 11 and the top of curved reflecting surface 1 for the adjusting of 1 orientation angles of curved reflecting surface
Equipped with flushing machine, flushing when for 1 inner concave adhering dust of curved reflecting surface advantageously ensures that the normal use of device；
The flushing machine includes water tank 16, water pump 15, spray head mounting rack 3 and spray head 2, the water tank 16 and water pump 15 according to
The secondary top surface for being mounted on pedestal 11, water tank 16 is for holding disinfectant, and the one side of the water tank 16 is equipped with water outlet connector, institute
The water outlet connector for stating water tank 16 is connect with the input terminal of water pump 15, is sprayed for the clean water in water tank 16 to be introduced into spray head 2,
One side at the top of the curved reflecting surface 1 is equipped with spray head mounting rack 3, for the installation of spray head 2, the spray head installation
The end of frame 3 is equipped with spray head 2, and for the flushing of 1 inner concave of curved reflecting surface, the output end of the water pump 15 passes through hose
It is connect with the output end of spray head 2；
The angle adjusting mechanism includes motor 10, worm gear 13, worm screw 12 and worm screw mounting plate 14, and the worm gear 13 is socketed
At the bottom of cylinder 9, the top surface of the pedestal 11 is equipped with two pieces of worm screw mounting plates 14, for the rotation of worm screw 12, two pieces
Worm screw 12 is equipped with by bearing between the worm screw mounting plate 14, the worm screw 12 and worm gear 13 are intermeshed, and are used for worm screw
12 drive worm gear 13 to rotate, and are conducive to the adjusting of 1 orientation angles of curved reflecting surface, the top surface of the pedestal 11 is equipped with motor
10, for driving worm screw 12 to rotate, be conducive to the adjusting of 1 orientation angles of curved reflecting surface, the output end of the motor 10 and snail
One end of bar 12 connects.
The top of the water tank 16 is provided with filler, and is socketed with strainer on the filler, for adding into water tank 16
Add clean water, 21 mounting rack of feed, the end installation of 21 mounting rack of feed are installed at the bottom of the curved reflecting surface 1
There is feed 21, the reception for signal；The top surface of the pedestal 11 is provided with threaded mounting hole, and installation for device is fixed；Institute
The contact position for stating motor 10 and water pump 15 and pedestal 11 is equipped with cushioning piece, advantageously reduces motor 10 and water pump 15 works
When the vibration that generates；The top and bottom of the mounting plate 8, which attach, is equipped with rubber pad, is used for locking nut 7 for elevation angle tune
Pole 5 is fixed.
In the use of the present invention, the electric elements occurred in the application when in use open by external connection power supply and control
It closes, the mounting plate 8 of device is installed to ground by screwed plug, then injected in the water tank 16 on mounting plate 8 suitable clear
Clean water, then transfers position of the elevation angle regulation cock in 8 strip groove 20 of mounting plate, and when adjustment makes the elevation angle of curved reflecting surface 1
It changes, when being adjusted to suitable position, the position of elevation angle regulation cock is fixed with two locking nuts 7, then passes through control
Switch rotates motor 10, drives worm screw 12 to rotate when motor 10 rotates, since worm screw 12 engages with worm gear 13, worm gear 13 is again
It is socketed on cylinder 9, and the column of 11 top surface of pedestal is socketed in cylinder 9 by bearing, while worm screw 12 rotates, so that
Cylinder 9 slowly rotates, and entire 1 orientation angles of curved reflecting surface are adjusted at this time, greatly facilitates whole device installation relief angle
The adjusting of degree, when the 1 inner concave adhering dust of curved reflecting surface of device, fallen leaves etc., the signal that will affect feed 21 is received, is reduced
The signal receiving strength of device makes water pump 15 work, under the action of water pump 15, so that in water tank 16 by control switch at this time
Clean water enter spray head 2 by hose, the inner concave of curved reflecting surface 1 is then sprayed by spray head 2, is made in curved reflecting surface 1
Concave surface adherency dust, fallen leaves rinse out, greatly facilitate the cleaning of device inner concave, advantageously ensure that the signal of device connects
Intensity is received, when generating accumulated snow when snowing in winter, on curved reflecting surface 1, can make feed 21 that can not receive signal, snow
When, so that the heating sheet 18 in curved reflecting surface 1 is worked by control switch, when heating sheet 18 works, so that 1 temperature of curved reflecting surface
Degree increases, and is just melted when snow is fallen on curved reflecting surface 1, avoids the case where curved reflecting surface 1 generates accumulated snow, is conducive to
The use of device rain and snow weather in winter.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe originals of the invention
Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent circle
It is fixed.
Claims (8)
1. a kind of satellite antenna, it is characterised in that: including for satellite antenna to be adjusted angle adjusting mechanism, for pair
Flushing machine that satellite antenna surface is cleared up, curved reflecting surface (1), mounting plate (8), pedestal (11), cylinder (9), reflection
Face mounting rack (17), heating sheet (18), link block (19), the first U-shaped board (4), the second U-shaped board (6), elevation angle adjusting rod (5) and
Locking nut (7) is equipped with reflecting surface mounting rack (17) at the one side center of the curved reflecting surface (1), pacifies for arc
The installation in dress face (1) is fixed, and the curved reflecting surface (1), which is embedded in, to be equipped with heating sheet (18), the reflecting surface mounting rack
(17) one side is equipped with the first U-shaped board (4) and link block (19) from top to bottom, is provided with hollow out on the mounting plate (8)
Strip groove (20) is used for the adjusting at curved reflecting surface (1) elevation angle, and it is U-shaped that the top surface at described mounting plate (8) one end is equipped with second
Plate (6), the link block (19) are rotatablely connected by bolt and the second U-shaped board (6), and one end of the elevation angle adjusting rod (5) is logical
It crosses bolt and the first U-shaped board (4) is rotatablely connected, the adjusting at curved reflecting surface (1) elevation angle is used for, far from first U-shaped board (4)
One end of elevation angle adjusting rod (5) be located in the strip groove (20) of mounting plate (8), screw thread is installed on the elevation angle adjusting rod (5)
There are two locking nut (7), and top and bottom of two locking nuts (7) respectively with mounting plate (8) touch, for facing upward
The fixation of angle adjusting rod (5) position is connected with cylinder (9) at the bottom center of the link block (19), pedestal (11) top
Column is connected at the center in face, the column is socketed in cylinder (9) by bearing, is used for the rotation of cylinder (9), the bottom
The top surface of seat (11) is equipped with angle adjustment mechanism, is used for the adjusting of curved reflecting surface (1) orientation angles, the pedestal (11)
Flushing machine is installed at top surface and the top of curved reflecting surface (1), when being used for curved reflecting surface (1) inner concave adhering dust
Flushing.
2. a kind of satellite antenna according to claim 1, it is characterised in that: the flushing machine includes water tank (16), water
(15), spray head mounting rack (3) and spray head (2) are pumped, the water tank (16) and water pump (15) are sequentially arranged at the top surface of pedestal (11),
For water tank (16) for holding disinfectant, the one side of the water tank (16) is equipped with water outlet connector, the water outlet of the water tank (16)
Connector is connect with the input terminal of water pump (15), is sprayed for the clean water in water tank (16) to be introduced into spray head (2), the arc
One side at the top of reflecting surface (1) is equipped with spray head mounting rack (3), is used for the installation of spray head (2), the spray head mounting rack
(3) end is equipped with spray head (2), is used for the flushing of curved reflecting surface (1) inner concave, and the output end of the water pump (15) is logical
Hose is crossed to connect with the output end of spray head (2).
3. a kind of satellite antenna according to claim 2, it is characterised in that: the angle adjusting mechanism includes motor
(10), worm gear (13), worm screw (12) and worm screw mounting plate (14), the worm gear (13) is socketed at the bottom of cylinder (9), described
The top surface of pedestal (11) is equipped with two pieces of worm screw mounting plates (14), is used for the rotation of worm screw (12), two pieces of worm screw mounting plates
(14) it is equipped with worm screw (12) between by bearing, the worm screw (12) and worm gear (13) intermeshing are used for worm screw (12) band
Dynamic worm gear (13) rotation, is conducive to the adjusting of curved reflecting surface (1) orientation angles, the top surface of the pedestal (11) is equipped with motor
(10), for driving worm screw (12) to rotate, be conducive to the adjusting of curved reflecting surface (1) orientation angles, the motor (10) it is defeated
Outlet is connect with the one end of worm screw (12).
4. a kind of satellite antenna according to claim 3, it is characterised in that: be provided at the top of the water tank (16) and add water
Mouthful, and strainer is socketed on the filler.
5. a kind of satellite antenna according to claim 4, it is characterised in that: pacify at the bottom of the curved reflecting surface (1)
Equipped with feed (21) mounting rack, the end of feed (21) mounting rack is equipped with feed (21).
6. a kind of satellite antenna according to claim 5, it is characterised in that: the top surface of the pedestal (11) is provided with screw thread peace
Fill hole.
7. a kind of satellite antenna according to claim 6, it is characterised in that: the motor (10) and water pump (15) and bottom
The contact position of seat (11) is equipped with cushioning piece.
8. a kind of satellite antenna according to claim 7, it is characterised in that: the top and bottom of the mounting plate (8) are equal
Attaching is equipped with rubber pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910157010.9A CN109888448A (en) | 2019-03-01 | 2019-03-01 | A kind of satellite antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910157010.9A CN109888448A (en) | 2019-03-01 | 2019-03-01 | A kind of satellite antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109888448A true CN109888448A (en) | 2019-06-14 |
Family
ID=66930325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910157010.9A Pending CN109888448A (en) | 2019-03-01 | 2019-03-01 | A kind of satellite antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109888448A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110707411A (en) * | 2019-10-22 | 2020-01-17 | 董宝锋 | Large-elevation low-power-consumption reflecting disc snow removing device |
| CN111193094A (en) * | 2020-02-21 | 2020-05-22 | 泉州早稻云信息科技有限公司 | Portable 5G communication antenna equipment |
| CN112018485A (en) * | 2020-08-26 | 2020-12-01 | 宣城顺心信息技术服务有限公司 | Communication antenna suitable for big environment of difference in temperature round clock |
| CN114843752A (en) * | 2022-05-10 | 2022-08-02 | 青田百凯通讯科技有限公司 | Satellite antenna and adjustable fixing device thereof |
| CN116387793A (en) * | 2023-05-29 | 2023-07-04 | 四川省安道速博科技有限公司 | ADS-B signal receiving and transmitting equipment for aviation application |
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| CN108417958A (en) * | 2018-02-09 | 2018-08-17 | 莒县广播电视台 | automatic cleaning type satellite antenna |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110707411A (en) * | 2019-10-22 | 2020-01-17 | 董宝锋 | Large-elevation low-power-consumption reflecting disc snow removing device |
| CN111193094A (en) * | 2020-02-21 | 2020-05-22 | 泉州早稻云信息科技有限公司 | Portable 5G communication antenna equipment |
| CN112018485A (en) * | 2020-08-26 | 2020-12-01 | 宣城顺心信息技术服务有限公司 | Communication antenna suitable for big environment of difference in temperature round clock |
| CN114843752A (en) * | 2022-05-10 | 2022-08-02 | 青田百凯通讯科技有限公司 | Satellite antenna and adjustable fixing device thereof |
| CN114843752B (en) * | 2022-05-10 | 2023-02-28 | 青田百凯通讯科技有限公司 | Satellite antenna and adjustable fixing device thereof |
| CN116387793A (en) * | 2023-05-29 | 2023-07-04 | 四川省安道速博科技有限公司 | ADS-B signal receiving and transmitting equipment for aviation application |
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Application publication date: 20190614 |
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| WD01 | Invention patent application deemed withdrawn after publication |