CN113659302B - Antenna device for microwave communication - Google Patents
Antenna device for microwave communication Download PDFInfo
- Publication number
- CN113659302B CN113659302B CN202110742639.7A CN202110742639A CN113659302B CN 113659302 B CN113659302 B CN 113659302B CN 202110742639 A CN202110742639 A CN 202110742639A CN 113659302 B CN113659302 B CN 113659302B
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- fixedly connected
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- driving wheel
- antenna
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- 238000004891 communication Methods 0.000 title claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 239000000428 dust Substances 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 claims abstract description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 8
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 8
- 241001330002 Bambuseae Species 0.000 claims description 8
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 8
- 239000011425 bamboo Substances 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000005012 migration Effects 0.000 claims 1
- 238000013508 migration Methods 0.000 claims 1
- 238000004140 cleaning Methods 0.000 abstract description 4
- 238000007664 blowing Methods 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 12
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/005—Damping of vibrations; Means for reducing wind-induced forces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/02—Arrangements for de-icing; Arrangements for drying-out ; Arrangements for cooling; Arrangements for preventing corrosion
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Details Of Aerials (AREA)
Abstract
The invention belongs to the technical field of microwaves, and particularly relates to an antenna device for microwave communication, which comprises a base, wherein a box body is fixedly connected to the base, a box cover which horizontally slides is buckled and slidingly connected to the upper end of the box body, a motor is fixedly connected to the inner bottom of the box body, a threaded cylinder is fixedly connected to the output end of the motor, a lifting screw is connected to the inner thread of the threaded cylinder, an installation rod is fixedly connected to the upper end of the lifting screw, an antenna body is installed at the upper end of the installation rod, a hollow cylinder is rotationally connected to the inner bottom of the box body, and a dust removing mechanism for cleaning the antenna body is arranged between the lifting screw and the box body. When the antenna body extends out of the box body, the box cover is still in a state of being closed to the box body, so that the movable cover plate cannot vibrate due to wind blowing even in windy weather, the antenna body cannot be affected, and the antenna body and the box body are protected.
Description
Technical Field
The invention relates to the technical field of microwaves, in particular to an antenna device for microwave communication.
Background
Among microwave antennas, there are widely used parabolic antennas, horn antennas, lens antennas, slot antennas, dielectric antennas, periscope antennas, and the like.
Most of the existing microwave communication antennas have certain disadvantages, the antennas are installed in the open air, when encountering severe weather, no protection facilities exist, the microwave antennas are easy to damage, and the part of the microwave antennas are protected by the containing box body, but the existing microwave antennas still have the disadvantages, as disclosed in the prior art in CN202021926762.1 patent documents, including the following points:
1. when the antenna is used, the case cover is opened to be in a vertical state, and part of the case cover is in a horizontal state, but when windy weather is met, wind resistance can be generated when the case cover is vertically placed, so that the case cover vibrates and shakes, the antenna vibrates, and normal use of the antenna is affected;
2. the sundries on the antenna cannot be cleaned when the antenna is stored and protected, so that the normal use of the antenna is influenced over time, and meanwhile, the damage conditions such as corrosion and the like of the antenna are accelerated;
3. part of the existing antenna device is not plugged at the upper end of the box body when the antenna device is used, so that the inside of the box body can fall into garbage and the like, cleaning by workers is not facilitated, and normal storage of the antenna is also hindered.
Disclosure of Invention
Object of the invention
In order to solve the technical problems in the background art, the invention provides an antenna device for microwave communication.
(II) technical scheme
In order to solve the technical problems, the invention provides an antenna device for microwave communication, which comprises a base, wherein a box body is fixedly connected to the base, a box cover horizontally sliding is buckled and slidingly connected to the upper end of the box body, a motor is fixedly connected to the inner bottom of the box body, a threaded cylinder is fixedly connected to the output end of the motor, a lifting screw is connected to the inner thread of the threaded cylinder, a mounting rod is fixedly connected to the upper end of the lifting screw, an antenna body is mounted at the upper end of the mounting rod, a hollow cylinder is rotatably connected to the inner bottom of the box body, a driving mechanism for driving the box cover to horizontally move is arranged among the hollow cylinder, the threaded cylinder, the box body and the box cover, and a dust removing mechanism for cleaning the antenna body is arranged between the lifting screw and the box body.
Preferably, one side and the upper end of the box body are completely penetrated by a T-shaped groove, and the box cover is arranged in the T-shaped groove in a sliding way.
Preferably, the outer part of the hollow cylinder is sleeved with a bearing fixedly connected with the hollow cylinder, and the outer ring of the bearing is fixedly connected with the inner bottom of the box body.
Preferably, the driving mechanism comprises a reciprocating screw rod which is connected with the hollow cylinder in an internal fit manner, the upper end of the reciprocating screw rod is fixedly connected with a first rack plate, a first gear is installed on the inner wall of the box body and meshed with the first rack plate, a first driving wheel is coaxially and fixedly connected with the first gear, a second gear is installed on the inner wall of the box body and fixedly connected with a second driving wheel, the second driving wheel is connected with the first driving wheel through a first belt, an embedding groove is formed in the bottom of the box cover, a second rack plate is installed in the embedding groove and meshed with the second gear, and a transmission mechanism is arranged between the hollow cylinder and the threaded cylinder.
Preferably, the transmission mechanism comprises a third transmission wheel fixed on the threaded cylinder, a fourth transmission wheel is arranged on the hollow cylinder, and the third transmission wheel is connected with the fourth transmission wheel through a second belt.
Preferably, the dust removing mechanism comprises a connecting pipe fixed at the bottom of the box cover, a piston cylinder is fixedly connected to the inner bottom of the box body, a piston is slidably connected to the piston cylinder, a piston rod is fixedly connected to the upper end of the piston, a connecting rod is fixedly connected to the upper end of the piston rod, the connecting rod is fixedly connected with a lifting screw rod, the connecting pipe is communicated with the piston cylinder, a first one-way valve is arranged on the connecting pipe, a short pipe is arranged on the piston cylinder, and a second one-way valve is arranged on the short pipe.
Preferably, the case lid runs through from top to bottom and is equipped with logical groove, the inner wall in logical groove is fixed with two sheet rubber that stack.
Preferably, the inner wall fixedly connected with rectangle frame of box, it is equipped with the couple to hang on the rectangle frame, fixedly connected with collecting box on the couple.
Preferably, the first one-way valve is an air outlet one-way valve, and the second one-way valve is an air inlet one-way valve.
The technical scheme of the invention has the following beneficial technical effects:
1. according to the invention, the antenna body can be lifted out of the box body through the operation of the motor, and the left-right reciprocating movement of the box cover is realized, namely, the antenna body is opened in the box body and closed in the box body, so that the upper end of the box body can be sealed, dust such as sundries can not fall into the box body during use, and the cleanliness of the box body is ensured.
2. According to the invention, when the antenna body extends out of the box body, the box cover is still in a state of being closed to the box body, so that the movable cover plate cannot vibrate due to blowing of wind even in windy weather, and the antenna body cannot be influenced.
3. According to the invention, through the cooperation of the piston, the piston cylinder and the piston rod, the antenna body accommodated in the box body can be dedusted and decontaminated, so that dust can not be accumulated on the antenna body, the influence on the antenna body is reduced, and blown dust can be collected.
Drawings
FIG. 1 is an overall cross-sectional view of the present invention;
FIG. 2 is an enlarged view of the invention at A;
FIG. 3 is an enlarged view of the invention at B;
FIG. 4 is a top view of the cover of the present invention;
fig. 5 is a side view of the case of the present invention.
Reference numerals: 1 box, 2 case lid, 3 base, 4 motors, 5 screw barrels, 6 third drive wheels, 7 fourth drive wheels, 8 second belts, 9 hollow barrels, 10 lifting screws, 11 mounting rods, 12 antenna bodies, 13 connecting rods, 14 piston barrels, 15 piston rods, 16 reciprocating screw rods, 17 first rack plates, 18 first drive wheels, 19 first gears, 20 first belts, 21 connecting pipes, 22 through grooves, 23 rubber sheets, 24 collecting boxes, 25 hooks, 26 rectangular frames, 27 pistons, 28 first check valves, 29 short pipes, 30 second check valves, 31 embedded grooves, 32 second rack plates, 33 second gears and 34 second drive wheels.
Detailed Description
The objects, technical solutions and advantages of the present invention will become more apparent by the following detailed description of the present invention with reference to the accompanying drawings.
As shown in fig. 1, 2, 3, 4 and 5, the antenna device for microwave communication provided by the invention comprises a base 3, wherein a box body 1 is fixedly connected to the base 3, the upper end of the box body 1 is buckled and slidingly connected with a box cover 2 which horizontally slides, one side and the upper end of the box body 1 completely penetrate through a T-shaped groove, and the box cover 2 is slidingly arranged in the T-shaped groove as shown in fig. 5, so that the box cover 2 can be limited, and is not easy to separate from the box body 1.
The inner bottom of the box body 1 is fixedly connected with a motor 4, the output end of the motor 4 is fixedly connected with a threaded cylinder 5, the internal thread of the threaded cylinder 5 is connected with a lifting screw 10, the upper end of the lifting screw 10 is fixedly connected with a mounting rod 11, a through groove 22 is formed in the upper and lower directions of the box cover 2 in a penetrating way, two stacked rubber sheets 23 are fixed on the inner wall of the through groove 22, and the width of the mounting rod 11 is the same as that of the through groove 22; wherein two sheet rubber 23 all are the slope setting, and the low end of slope is close to the marginal setting of case lid 2, and when in weather, the rainwater is difficult for falling in box 1 through logical groove 22, and sheet rubber 23 slope setting makes the rainwater can not store up in logical groove 22 for the rainwater is discharged along sheet rubber 23.
The antenna body 12 is installed to the upper end of installation pole 11, and the interior bottom of box 1 rotates to be connected with cavity section of thick bamboo 9, and the outside cover of cavity section of thick bamboo 9 is equipped with rather than fixed connection's bearing, and the outer loop of bearing and the interior bottom fixed connection of box 1, wherein, the inner wall fixedly connected with lug of cavity section of thick bamboo 9, this lug is connected with reciprocating screw 16 cooperation.
The box cover 2 is horizontally moved by a driving mechanism arranged between the hollow cylinder 9, the threaded cylinder 5, the box body 1 and the box cover 2, the driving mechanism comprises a reciprocating screw rod 16 which is connected with the hollow cylinder 9 in an matched manner, the upper end of the reciprocating screw rod 16 is fixedly connected with a first rack plate 17, a first gear 19 is arranged on the inner wall of the box body 1, the first gear 19 is meshed with the first rack plate 17, a first driving wheel 18 is coaxially and fixedly connected onto the first gear 19, a second gear 33 is arranged on the inner wall of the box body 1, a second driving wheel 34 is coaxially and fixedly connected onto the second gear 33, the second driving wheel 34 is connected with the first driving wheel 18 through a first belt 20, an embedded groove 31 is formed in the bottom of the box cover 2, a second rack plate 32 is arranged in the embedded groove 31, and the second rack plate 32 is meshed with the second gear 33.
A transmission mechanism is arranged between the hollow cylinder 9 and the threaded cylinder 5, the transmission mechanism comprises a third transmission wheel 6 fixed on the threaded cylinder 5, a fourth transmission wheel 7 is arranged on the hollow cylinder 9, and the third transmission wheel 6 and the fourth transmission wheel 7 are connected through a second belt 8.
A dust removing mechanism for cleaning the antenna body 12 is arranged between the lifting screw 10 and the box body 1, the dust removing mechanism comprises a connecting pipe 21 fixed at the bottom of the box cover 2, a piston cylinder 14 is fixedly connected to the inner bottom of the box body 1, a piston 27 is slidably connected to the piston cylinder 14, a piston rod 15 is fixedly connected to the upper end of the piston 27, a connecting rod 13 is fixedly connected to the upper end of the piston rod 15, the connecting rod 13 is fixedly connected with the lifting screw 10, the connecting pipe 21 is communicated with the piston cylinder 14, a first check valve 28 is arranged on the connecting pipe 21, a short pipe 29 is arranged on the piston cylinder 14, a second check valve 30 is arranged on the short pipe 29, the first check valve 28 is an air outlet check valve, and the second check valve 30 is an air inlet check valve.
The working principle and the using flow of the invention are as follows: starting the motor 4, and driving the threaded cylinder 5 to rotate by the motor 4, wherein the lifting screw 10 cannot rotate under the limit of the connecting rod 13, the piston cylinder 14 and the piston rod 15, so that the lifting screw 10, the mounting rod 11 and the antenna body 12 can move upwards when the threaded cylinder 5 rotates;
simultaneously, the threaded cylinder 5 is driven to rotate, the third driving wheel 6, the fourth driving wheel 7, the second belt 8 and the hollow cylinder 9 rotate, and the first rack plate 17 is limited by the first gear 19 and cannot rotate, so that the reciprocating screw 16 cannot rotate, and when the hollow cylinder 9 rotates, the reciprocating screw 16 and the first rack plate 17 can reciprocate up and down in the hollow cylinder 9; when the reciprocating screw rod 16 and the first rack plate 17 move upwards, the first gear 19 is driven to rotate, the first gear 19 rotates to drive the first driving wheel 18, the first belt 20, the second driving wheel 34 and the second gear 33 to rotate, and the case cover 2 can move leftwards under the driving of the second gear 33, so that the case cover 2 does not shade the case body 1 any more, the antenna body 12 cannot be blocked from moving upwards, and the antenna body 12 can be lifted;
when the antenna body 12 is positioned above the box cover 2, the reciprocating screw 16 and the first rack plate 17 move downwards at the moment, the through groove 22 is opposite to the mounting rod 11 at the moment, the mounting rod 11 is positioned in the through groove 22 and deforms the rubber sheet 23 when the box cover 2 moves, so that the mounting rod 11 and the through groove 22 can move relatively, when the reciprocating screw 16 moves downwards to reset, the motor 4 stops working, and the upper end of the box body 1 can be plugged by the box cover 2 at the moment;
when the connecting rod 13 moves upwards, the piston rod 15 and the piston 27 are driven to move upwards, so that air can enter the piston cylinder 14 through the short pipe 29, and the piston cylinder 14 is filled with air;
when encountering weather, the motor 4 is started to rotate reversely, the corresponding reciprocating screw rod 16 rotates to move upwards, so that the box cover 2 can be driven to move leftwards again, the box body 1 is opened, the antenna body 12 moves downwards along with the lifting screw rod 10, the upper end of the box body 1 is plugged by the corresponding box cover 2 in the process of accommodating the antenna body 12 in the box body 1, the corresponding piston rod 15 and the piston 27 move downwards, the piston 27 moves downwards to extrude air in the piston cylinder 14 and spray out through the connecting pipe 21, and finally the air sprays onto the antenna body 12 through the connecting pipe 21, so that dust on the antenna body 12 can be blown down and fall into the collecting box 24, sundries can be accommodated, disorder in the box body 1 is avoided, the accommodation of the antenna body 12 is affected, and the inside of the box body 1 is tidier.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explanation of the principles of the present invention and are in no way limiting of the invention. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present invention should be included in the scope of the present invention. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.
Claims (6)
1. The utility model provides an antenna device for microwave communication, includes base (3), its characterized in that, fixedly connected with box (1) on base (3), the upper end lock sliding connection of box (1) has case lid (2) of horizontal slip, the inner bottom fixedly connected with motor (4) of box (1), the output fixedly connected with screw thread section of thick bamboo (5) of motor (4), screw thread section of thick bamboo (5) female screw connection has lifting screw (10), the upper end fixedly connected with installation pole (11) of lifting screw (10), antenna body (12) are installed to the upper end of installation pole (11), the inner bottom rotation of box (1) is connected with hollow section of thick bamboo (9), screw thread section of thick bamboo (5), box (1), be equipped with the actuating mechanism of driving case lid (2) horizontal migration between box (1), be equipped with between lifting screw (10) and box (1) to antenna body (12), actuating mechanism includes and hollow section of thick bamboo (9) female screw inner thread connection's lifting screw (16), a reciprocal gear (16) is equipped with first rack (17) and a first rack (17) are connected to rack (17), the first gear (19) is coaxially and fixedly connected with a first driving wheel (18), a second gear (33) is arranged on the inner wall of the box body (1), a second driving wheel (34) is coaxially and fixedly connected with the second gear (33), the second driving wheel (34) is connected with the first driving wheel (18) through a first belt (20), an embedded groove (31) is formed in the bottom of the box cover (2), a second rack plate (32) is arranged in the embedded groove (31), the second rack plate (32) is meshed with the second gear (33), a driving mechanism is arranged between the hollow cylinder (9) and the threaded cylinder (5), the driving mechanism comprises a third driving wheel (6) fixed on the threaded cylinder (5), a fourth driving wheel (7) is arranged on the hollow cylinder (9), the third driving wheel (6) and the fourth driving wheel (7) are connected through a second belt (8), the dust removing mechanism comprises a connecting pipe (21) fixed at the bottom of the box cover (2), the hollow cylinder (9) is meshed with the second gear plate (33), the inner bottom of the hollow cylinder (9) is fixedly connected with the threaded cylinder (5), the piston (14) is fixedly connected with a piston rod (27), the piston (27) is fixedly connected with the piston rod (14), the connecting rod (13) is fixedly connected with the lifting screw (10), the connecting pipe (21) is communicated with the piston cylinder (14), the connecting pipe (21) is provided with a first one-way valve (28), the piston cylinder (14) is provided with a short pipe (29), and the short pipe (29) is provided with a second one-way valve (30).
2. An antenna device for microwave communication according to claim 1, characterized in that the side and upper end of the case (1) are provided with T-shaped grooves extending completely horizontally, and the case cover (2) is provided slidably in the T-shaped grooves.
3. An antenna device for microwave communication according to claim 1, characterized in that the outer part of the hollow cylinder (9) is sleeved with a bearing fixedly connected with the hollow cylinder, and the outer ring of the bearing is fixedly connected with the inner bottom of the box body (1).
4. An antenna device for microwave communication according to claim 1, wherein the cover (2) is provided with a through groove (22) penetrating from top to bottom, and two rubber sheets (23) stacked on each other are fixed to the inner wall of the through groove (22).
5. The antenna device for microwave communication according to claim 1, wherein a rectangular frame (26) is fixedly connected to the inner wall of the case (1), a hook (25) is hung on the rectangular frame (26), and a collecting box (24) is fixedly connected to the hook (25).
6. An antenna device for microwave communication according to claim 1, characterized in that the first non-return valve (28) is an air outlet non-return valve and the second non-return valve (30) is an air inlet non-return valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110742639.7A CN113659302B (en) | 2021-07-01 | 2021-07-01 | Antenna device for microwave communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110742639.7A CN113659302B (en) | 2021-07-01 | 2021-07-01 | Antenna device for microwave communication |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113659302A CN113659302A (en) | 2021-11-16 |
| CN113659302B true CN113659302B (en) | 2024-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110742639.7A Active CN113659302B (en) | 2021-07-01 | 2021-07-01 | Antenna device for microwave communication |
Country Status (1)
| Country | Link |
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| CN (1) | CN113659302B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109830795A (en) * | 2018-12-29 | 2019-05-31 | 无锡市航鹄精密机械有限公司 | A kind of antenna bearingt platform and its method of adjustment |
| CN209221755U (en) * | 2018-11-28 | 2019-08-09 | 苏州市胜佳吸塑有限公司 | A kind of dust-extraction unit of antenna cover |
| CN111983658A (en) * | 2020-07-17 | 2020-11-24 | 湖南联智科技股份有限公司 | Indoor and outdoor integrated positioning device based on Beidou and wireless positioning |
| CN212626060U (en) * | 2020-09-07 | 2021-02-26 | 深圳市天柏宇科技有限公司 | Antenna device for microwave communication |
| CN112670700A (en) * | 2021-02-04 | 2021-04-16 | 李磊 | Deep sea detection platform antenna device and using method |
-
2021
- 2021-07-01 CN CN202110742639.7A patent/CN113659302B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209221755U (en) * | 2018-11-28 | 2019-08-09 | 苏州市胜佳吸塑有限公司 | A kind of dust-extraction unit of antenna cover |
| CN109830795A (en) * | 2018-12-29 | 2019-05-31 | 无锡市航鹄精密机械有限公司 | A kind of antenna bearingt platform and its method of adjustment |
| CN111983658A (en) * | 2020-07-17 | 2020-11-24 | 湖南联智科技股份有限公司 | Indoor and outdoor integrated positioning device based on Beidou and wireless positioning |
| CN212626060U (en) * | 2020-09-07 | 2021-02-26 | 深圳市天柏宇科技有限公司 | Antenna device for microwave communication |
| CN112670700A (en) * | 2021-02-04 | 2021-04-16 | 李磊 | Deep sea detection platform antenna device and using method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113659302A (en) | 2021-11-16 |
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