CN110311206A - A kind of ultra wide bandwidth wave beam low profile back-cavity antenna structure - Google Patents
A kind of ultra wide bandwidth wave beam low profile back-cavity antenna structure Download PDFInfo
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- CN110311206A CN110311206A CN201910568903.2A CN201910568903A CN110311206A CN 110311206 A CN110311206 A CN 110311206A CN 201910568903 A CN201910568903 A CN 201910568903A CN 110311206 A CN110311206 A CN 110311206A
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- slot
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- 238000004140 cleaning Methods 0.000 claims abstract description 36
- 238000009434 installation Methods 0.000 claims abstract description 31
- 206010016766 flatulence Diseases 0.000 claims abstract description 18
- 239000002775 capsule Substances 0.000 claims abstract description 16
- 238000013016 damping Methods 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 60
- 238000005086 pumping Methods 0.000 claims description 28
- 238000003860 storage Methods 0.000 claims description 12
- 239000012530 fluid Substances 0.000 claims description 6
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000000889 atomisation Methods 0.000 claims description 2
- 239000003595 mist Substances 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 239000000428 dust Substances 0.000 description 6
- 239000012535 impurity Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 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 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
-
- 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
- H01Q1/12—Supports; Mounting means
- H01Q1/1207—Supports; Mounting means for fastening a rigid aerial element
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- Details Of Aerials (AREA)
Abstract
The invention discloses a kind of ultra wide bandwidth wave beam low profile back-cavity antenna structures, including installing ring flat-plate, antenna base is equipped in the installation ring flat-plate, the upper end of the antenna base is fixedly connected with the antenna casing in cylindrical type, multiple damping installation units are distributed in the installation ring flat-plate circumferential isogonism centered on antenna casing, and the upper end of the antenna casing is equipped with the self-cleaning unit of pneumatic type；The damping installation unit include the rounded slot being provided on antenna base and be provided with installation ring flat-plate in cavity, and slot is corresponding with empty cavity position, inserted link is inserted in the slot, one end outer wall that the inserted link is located in slot is fixedly connected with flatulence capsule.The self-cleaning unit of pneumatic type, which is arranged, in the present invention automatically to clean antenna casing using wind-force, without artificial cleaning and reduce energy consumption, damping installation unit is arranged, can make damping consumption when larger by wind-force, avoid the case where being damaged.
Description
Technical field
The present invention relates to microwave technical field more particularly to a kind of ultra wide bandwidth wave beam low profile back-cavity antenna structures.
Background technique
As critical component, high performance antenna can not only significantly improve the performance of radar system, obtain good connect
It produces effects fruit, while can greatly alleviate the level pressure of subsequent radio circuit, reduce the cost of radar system.In radar application
Occasion, the demand to antenna are not only excellent radiance, further include the requirement of overlay area, volume weight etc..
Currently, it is the antenna structure for realizing ultra wide bandwidth wave beam, utilizes the Vivaldi antenna form of simple metal structure more.
The antenna form has certain superiority bandwidth, but weight is relatively heavy, and low section performance difficult to realize.And select printing
Although the antenna of plate form can obtain relatively wide bandwidth, weight is also relatively light, and antenna section is higher.For this purpose,
Occur the flat helical antenna with printed board form again, generally passes through loading resistor or the medium using high dielectric constant
Antenna low section structure to a certain extent is realized in load, however this antenna structure is generally lost larger, and gain is relatively low, and its
Polarization direction is fixed, and surely polarized use occasion is chiefly used in.
Through retrieving, China Patent Publication No. is that CN109755758A discloses a kind of ultra wide bandwidth wave beam low profile back-cavity day
Cable architecture, the antenna structure breach the limitation of existing low profile back-cavity slot antenna bandwidth of operation, relative bandwidth up to 40%~
78%, and can the gain with higher on ± 65 ° of directions, widened the application of low profile back-cavity antenna.
Outdoor occasion aloft is usually fixedly mounted in this kind of antenna structure, and on the one hand its case surface is easier to adhering dust
Etc. fine impurities, artificial cleaning be inconvenient, on the other hand then, due to no damping device, make for a long time under by high wind conditions
With being easier to be damaged due to wind-force is larger to impact force is caused.
Summary of the invention
The purpose of the present invention is to solve proposing in background technique, and a kind of ultra wide bandwidth wave beam proposed is low
Profile cavity-backed radiator antenna structure.
To achieve the goals above, present invention employs following technical solutions:
A kind of ultra wide bandwidth wave beam low profile back-cavity antenna structure, including installation ring flat-plate, the installation ring flat-plate is interior to be equipped with day
Line pedestal, the upper end of the antenna base are fixedly connected with the antenna casing in cylindrical type, and the installation ring flat-plate is with antenna casing
Centered on circumferential isogonism multiple damping installation units are distributed with, the upper end of the antenna casing is equipped with the self-cleaning unit of pneumatic type；Institute
The cavity that damping installation unit includes the rounded slot being provided on antenna base and is provided in installation ring flat-plate is stated, and is inserted
Slot is corresponding with empty cavity position, and inserted link is inserted in the slot, and one end outer wall that the inserted link is located in slot is fixedly connected
There is flatulence capsule, one end of the flatulence capsule is communicated with the snorkel from provided with electromagnetic valve, fills out completely after the flatulence capsule is entirely pneumatic
Full slot, the one end of the inserted link far from slot is through cavity and is fixedly connected with movable plate, the inserted link in cavity
Outer wall movable sleeve be connected to spring, the both ends of the spring are fixedly connected with the inner wall of the outer wall of inserted link, cavity respectively, the peace
The outer wall of dress ring flat-plate is symmetrically fixedly mounted there are two electric rod is compressed about inserted link, and the telescopic end for compressing electric rod is fixed to be connected
It is connected to the parallel follow block of movable plate；The snorkel in multiple damping installation units is communicated with pumping inflator pump jointly；The wind
The self-cleaning unit of dynamic formula includes the top plate that antenna casing upper end is arranged in, and the top plate is solid by multiple vertical bars and installation ring flat-plate upper end
Fixed connection, the upper center of the top plate are rotatably connected to shaft, the upper end of the shaft using bearing in the vertical direction
Outer wall is symmetrically fixedly connected with wind wheel, and the lower end of the shaft is fixedly connected with rotating disc, and the upper end of the rotating disc is uniformly opened
Equipped with leakage hole, the lower end eccentric part of the rotating disc is fixedly connected with cleaning brush holder support, and cleans the cleaning side and day of brush holder support
The contact of line shell, the self-cleaning unit of pneumatic type further includes the unit that draws water that shaft two sides are arranged in, and the unit that draws water includes
The water storage cavity being provided in top plate, the upper end of the top plate are fixedly connected with water pumping cylinder by fixed block, the water pumping cylinder it is interior
Wall sealing slidably connects piston plate, and the piston plate is rotatably connected to connecting rod close to one end of shaft, and the connecting rod is far from living
One end of seben is rotatably connected to crank, and the crank is fixedly attached on the outer wall of shaft far from one end of connecting rod, the pumping
The lower end of water drum is communicated with suction hose and outlet pipe, and the one end of the suction hose far from water pumping cylinder is through top plate and extends to water storage
The interior bottom of chamber, the outlet pipe extend towards shaft, run through top plate vertically downward and be connected with atomizer, the suction hose
Fluid is inside installed to be only capable of through the check valve in external one-way flow to water pumping cylinder, fluid is installed in the outlet pipe and is only capable of
Pass through water pumping cylinder one-way flow to extraneous check valve.
Preferably, the diameter of the inserted link is less than the internal diameter of slot.
Preferably, the two sides inner wall of the cavity offers the slide opening being slidably connected with inserted link.
Preferably, the longitudinal length of the shaft to cleaning brush holder support is greater than the diameter of antenna casing.
Preferably, the upper end inner wall of the water storage cavity offers the water injection hole being in communication with the outside.
Preferably, the upper end towards rotating disc of the atomizer is arranged.
Compared with prior art, the advantages of this ultra wide bandwidth wave beam low profile back-cavity antenna structure, is:
1, during long-time service, no matter powerful wind-force by which direction when, antenna casing and antenna base
Suffered impact force is passed into flatulence capsule, due to the intracapsular air of flatulence can mild compression, can gradually will impact
Masterpiece vibration consumption, is converted into the thermal energy of the intracapsular air of its flatulence, avoids being subjected to impact the biggish wind-force of power for a long time and damaging
Bad situation；
2, wind wheel is driven to rotate using natural wind, wind wheel drives shaft rotation, and the power of generation is divided into two by shaft
Part, a part of hydrodynamic force of drawing water out, another part make the power that cleaning brush holder support is constantly moved around antenna casing periphery wall, nothing
It needs additional power to drive, economizes on resources, have by the periphery wall that the self-cleaning mode of water and cleaning brush holder support can avoid antenna casing
Dust and other impurities, it is convenient and practical without artificial cleaning.
In conclusion the self-cleaning unit of pneumatic type, which is arranged, in the present invention automatically to clean antenna casing using wind-force, nothing
Energy consumption need to be manually cleaned and be reduced, damping installation unit is set, damping consumption can be made when larger by wind-force, avoid damaging
Bad situation.
Detailed description of the invention
Fig. 1 is a kind of positive structural schematic diagram of ultra wide bandwidth wave beam low profile back-cavity antenna structure proposed by the present invention；
Fig. 2 is the structural schematic diagram partially amplified in Fig. 2 of the present invention；
Fig. 3 is the structure perspective that a kind of ultra wide bandwidth wave beam low profile back-cavity antenna structure portion proposed by the present invention is overlooked
Figure；
Fig. 4 is the structural schematic diagram of part A amplification in Fig. 3 of the present invention.
In figure: 1 installation ring flat-plate, 2 antenna bases, 3 antenna casings, 4 slots, 5 inserted links, 6 flatulence capsules, 7 cavitys, 8 springs, 9
Movable plate, 10 compress electric rod, 11 follow blocks, 12 top plates, 13 shafts, 14 rotating discs, 15 cleaning brush holder supports, 16 wind wheels, 17 cranks, 18
Water pumping cylinder, 19 connecting rods, 20 piston plates, 21 suction hoses, 22 outlet pipes, 23 atomizers, 24 water injection holes.
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.
In the description of the present invention, it is to be understood that, term " on ", "lower", "front", "rear", "left", "right", "top",
The orientation or positional relationship of the instructions such as "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, merely to just
In description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with
Specific orientation construction and operation, therefore be not considered as limiting the invention.
Referring to Fig.1-4, a kind of ultra wide bandwidth wave beam low profile back-cavity antenna structure, including installation ring flat-plate 1, install ring flat-plate 1
Interior to be equipped with antenna base 2, the upper end of antenna base 2 is fixedly connected with the antenna casing 3 in cylindrical type, installs ring flat-plate 1 with antenna
Multiple damping installation units are distributed in circumferential isogonism centered on shell 3, and the upper end of antenna casing 3 is equipped with the self-cleaning unit of pneumatic type；
Damping installation unit includes the rounded slot 4 being provided on antenna base 2 and is provided in installation ring flat-plate 1
Cavity 7, and slot 4 is corresponding with 7 position of cavity, and inserted link 5 is inserted in slot 4, inserted link 5 is located at one end outer wall in slot 4
It is fixedly connected with flatulence capsule 6, one end of flatulence capsule 6 is communicated with the snorkel from provided with electromagnetic valve, after flatulence capsule 6 is entirely pneumatic completely
Slot 4 is filled up, the one end of inserted link 5 far from slot 4 is through cavity 7 and is fixedly connected with movable plate 9, the inserted link 5 in cavity 7
Outer wall movable sleeve be connected to spring 8, the both ends of spring 8 are fixedly connected with the inner wall of the outer wall of inserted link 5, cavity 7 respectively, mounting ring
The outer wall of plate 1 is symmetrically fixedly mounted there are two electric rod 10 is compressed about inserted link 5, and the telescopic end for compressing electric rod 10 is fixedly connected
There is the follow block 11 that movable plate 9 is parallel；Snorkel in multiple damping installation units is communicated with pumping inflator pump jointly and (does not show in figure
Out)；
The self-cleaning unit of pneumatic type includes the top plate 12 that 3 upper end of antenna casing is arranged in, and top plate 12 passes through multiple vertical bars and peace
Dress 1 upper end of ring flat-plate is fixedly connected, and the upper center of top plate 12 is rotatably connected to shaft 13 using bearing in the vertical direction, is turned
The upper end outer wall of axis 13 is symmetrically fixedly connected with wind wheel 16, and the lower end of shaft 13 is fixedly connected with rotating disc 14, rotating disc 14
Upper end is uniformly provided with leakage hole, and the lower end eccentric part of rotating disc 14 is fixedly connected with cleaning brush holder support 15, and cleans brush holder support 15
Cleaning side is contacted with antenna casing 3, and the self-cleaning unit of pneumatic type further includes the unit that draws water that 13 two sides of shaft are arranged in, and draw water list
Member includes the water storage cavity being provided in top plate 12, and the upper end of top plate 12 is fixedly connected with water pumping cylinder 18, water pumping cylinder by fixed block
18 inner wall sealing slidably connects piston plate 20, and piston plate 20 is rotatably connected to connecting rod 19, connecting rod close to one end of shaft 13
19 one end far from piston plate 20 are rotatably connected to crank 17, and crank 17 is fixedly attached to shaft 13 far from one end of connecting rod 19
On outer wall, the lower end of water pumping cylinder 18 is communicated with suction hose 21 and outlet pipe 22, and suction hose 21 runs through far from one end of water pumping cylinder 18
Top plate 12 and the interior bottom for extending to water storage cavity, outlet pipe 22 extend towards shaft 13, run through top plate 12 vertically downward and connect
There is atomizer 23, fluid is installed in suction hose 21 and is only capable of by the check valve in external one-way flow to water pumping cylinder 18, out
Fluid is installed to be only capable of through 18 one-way flow of water pumping cylinder to extraneous check valve in water pipe 22.
In the present invention, the diameter of inserted link 5 is less than the internal diameter of slot 4.
In the present invention, the two sides inner wall of cavity 7 offers the slide opening being slidably connected with inserted link 5, and inserted link 5 can be slided in slide opening
It is dynamic.
In the present invention, the longitudinal length of shaft 13 to cleaning brush holder support 15 is greater than the diameter of antenna casing 3, i.e. holding cleaning brush
The state that bar 15 is contacted with 3 periphery wall of antenna casing.
In the present invention, the upper end inner wall of water storage cavity offers the water injection hole 24 being in communication with the outside, convenient to infusing in water storage cavity
Water.
In the present invention, the upper end towards rotating disc 14 of atomizer 23 is arranged, and atomizer 23 helps to carry out in water
Diffusion is torn up, the dust of the periphery wall of antenna casing 3 is soaked to a greater degree.
It further illustrates, it is above-mentioned to be fixedly connected unless specifically defined or limited otherwise, otherwise to shall be understood in a broad sense, example
Such as, it can be welding, be also possible to gluing, or be integrally formed the customary means well known to those skilled in the art such as setting.
In the present invention, when installing antenna base 2, compressing electric rod 10 and jack up follow block 11, follow block 11 compresses movable plate 9,
The direction for making movable plate 9 be directed away from antenna base 2 is mobile, and movable plate 9, which drives inserted link 5 to be moved to, will not hinder antenna base 2
Into the inside of installation ring flat-plate 1, spring 8 is compressive state at this time, is moved vertically upward by the lower end of installation ring flat-plate 1, until day
The position of the slot 4 of 2 periphery wall of line pedestal and the position of inserted link 5 correspond, and compress the retraction of electric rod 10, make follow block 11 not with
Movable plate 9 contacts, and inserted link 5 is just inserted into slot 4 under the elastic force that spring 8 restores, and movable plate 9 then sets back, and beats
Open electromagnetic valve and pumping inflator pump are taken out inflator pump and are inflated into flatulence capsule 6 by multiple snorkels up to heaving completely, filled up entire
Until slot 4, according to above-mentioned principle, the work how to disassemble antenna base 2 can be derived easily according to reverse thinking
Principle, therefore do not repeat herein；
During long-time service, no matter powerful wind-force by which direction when, antenna casing 3 and antenna base 2
Suffered impact force is passed into flatulence capsule 6, due to the air in flatulence capsule 6 can mild compression, can gradually will punching
Masterpiece vibration consumption is hit, the thermal energy of air in its flatulence capsule 6 is converted into, avoids being subjected to impact the biggish wind-force of power for a long time and occurring
The case where damage；
Enough cleaning waters can be added into water storage cavity by water injection hole 24, under the action of natural wind, drive wind wheel 16
Quick rotation, wind wheel 16 drive 13 quick rotation of shaft of connection fixed thereto, and one side shaft 13 drives crank 17 quickly to turn
Dynamic, crank 17 drives piston plate 20 to do reciprocating linear motion in water pumping cylinder 18 by connecting rod 19, and piston plate 20 is being moved to the left
During, the space in water pumping cylinder 18 increases, and pressure reduces, and the water in water storage cavity just passes through suction under the action of atmospheric pressure
Water pipe 21 sucks in water pumping cylinder 18, and when or during piston plate 20 moves right, the space in water pumping cylinder 18 reduces, pressure
Increasing, the water in water pumping cylinder 18 just passes under pressure through outlet pipe 22, and it is atomized the atomization of spray head 23 and sprays, the atomized water after ejection
Drop flow to the surface of antenna casing 3 by the leakage hole on rotating disc 14, and another aspect shaft 13 drives rotating disc 14 quickly to turn
It is dynamic, and rotating disc 14 drives cleaning brush holder support 15 to make the circular-rotation around antenna casing 3, and then to the periphery of entire antenna casing 3
The dust and other impurities of wall are brushed；Under above-mentioned both sides collective effect, water is soaked dust, cleans brush holder support 15
Impurity more easily can be brushed into antenna casing 3, cleaning effect is more preferably.
Wind wheel 16 is driven to rotate using natural wind, wind wheel 16 drives shaft 13 to rotate, and shaft 13 is by the power of generation
It is divided into two parts, a part of hydrodynamic force of drawing water out, another part is made cleaning brush holder support 15 and constantly moved around 3 periphery wall of antenna casing
Power, without additional power drive, economize on resources, pass through water and cleaning brush holder support 15 self-cleaning mode can avoid antenna casing 3
Periphery wall have dust and other impurities, it is convenient and practical without artificial cleaning.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of ultra wide bandwidth wave beam low profile back-cavity antenna structure, including installation ring flat-plate (1), which is characterized in that the installation
Antenna base (2) are equipped in ring flat-plate (1), the upper end of the antenna base (2) is fixedly connected with the antenna casing in cylindrical type
(3), multiple damping installation units, the antenna is distributed in the installation ring flat-plate (1) circumferential isogonism centered on antenna casing (3)
The upper end of shell (3) is equipped with the self-cleaning unit of pneumatic type；
The damping installation unit includes the rounded slot (4) being provided on antenna base (2) and is provided with installation ring flat-plate
(1) cavity (7) in, and slot (4) is corresponding with cavity (7) position, is inserted with inserted link (5) in the slot (4), it is described to insert
One end outer wall that bar (5) is located in slot (4) is fixedly connected with flatulence capsule (6), and one end of the flatulence capsule (6) is communicated with included
The snorkel of solenoid valve is fully filled with slot (4) after the flatulence capsule (6) is entirely pneumatic, and the inserted link (5) is far from slot (4)
One end through cavity (7) and being fixedly connected with movable plate (9), be located at the outer wall movable sleeve of the inserted link (5) in cavity (7)
It is connected to spring (8), the both ends of the spring (8) are fixedly connected with the inner wall of the outer wall of inserted link (5), cavity (7) respectively, the peace
The outer wall of dress ring flat-plate (1) compresses electric rod (10) there are two being symmetrically fixedly mounted about inserted link (5), described to compress electric rod (10)
Telescopic end be fixedly connected with the parallel follow block (11) of movable plate (9)；The snorkel in multiple damping installation units is common
It is communicated with pumping inflator pump；
The self-cleaning unit of pneumatic type includes top plate (12) of the setting in antenna casing (3) upper end, and the top plate (12) passes through more
A vertical bar is fixedly connected with installation ring flat-plate (1) upper end, and the upper center of the top plate (12) uses bearing in the vertical direction
It is rotatably connected to shaft (13), the upper end outer wall of the shaft (13) is symmetrically fixedly connected with wind wheel (16), the shaft (13)
Lower end be fixedly connected with rotating disc (14), the upper end of the rotating disc (14) is uniformly provided with leakage hole, the rotating disc
(14) lower end eccentric part is fixedly connected with cleaning brush holder support (15), and cleans the cleaning side and antenna casing (3) of brush holder support (15)
Contact, the self-cleaning unit of pneumatic type further include draw water unit of the setting in shaft (13) two sides, and the unit that draws water includes opening
The upper end of the water storage cavity being located in top plate (12), the top plate (12) is fixedly connected with water pumping cylinder (18) by fixed block, described
The inner wall sealing of water pumping cylinder (18) slidably connects piston plate (20), and the piston plate (20) rotates close to the one end of shaft (13)
It is connected with connecting rod (19), the connecting rod (19) is rotatably connected to crank (17), the crank far from the one end of piston plate (20)
(17) one end far from connecting rod (19) is fixedly attached on the outer wall of shaft (13), and the lower end of the water pumping cylinder (18) is communicated with suction
Water pipe (21) and outlet pipe (22), the one end of the suction hose (21) far from water pumping cylinder (18) is through top plate (12) and extends to storage
The interior bottom of water cavity, the outlet pipe (22) extend towards shaft (13), run through top plate (12) vertically downward and be connected with atomization
Spray head (23) is equipped with fluid in the suction hose (21) and is only capable of by unidirectional in external one-way flow to water pumping cylinder (18)
Valve, the interior fluid that is equipped with of the outlet pipe (22) are only capable of through water pumping cylinder (18) one-way flow to extraneous check valve.
2. a kind of ultra wide bandwidth wave beam low profile back-cavity antenna structure according to claim 1, which is characterized in that described to insert
The diameter of bar (5) is less than the internal diameter of slot (4).
3. a kind of ultra wide bandwidth wave beam low profile back-cavity antenna structure according to claim 1, which is characterized in that the sky
The two sides inner wall of chamber (7) offers the slide opening being slidably connected with inserted link (5).
4. a kind of ultra wide bandwidth wave beam low profile back-cavity antenna structure according to claim 1, which is characterized in that described turn
Axis (13) is greater than the diameter of antenna casing (3) to the longitudinal length of cleaning brush holder support (15).
5. a kind of ultra wide bandwidth wave beam low profile back-cavity antenna structure according to claim 1, which is characterized in that the storage
The upper end inner wall of water cavity offers the water injection hole (24) being in communication with the outside.
6. a kind of ultra wide bandwidth wave beam low profile back-cavity antenna structure according to claim 1, which is characterized in that the mist
The upper end towards rotating disc (14) for changing spray head (23) is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910568903.2A CN110311206B (en) | 2019-06-27 | 2019-06-27 | Ultra-wide bandwidth wave beam low-profile cavity-backed antenna structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910568903.2A CN110311206B (en) | 2019-06-27 | 2019-06-27 | Ultra-wide bandwidth wave beam low-profile cavity-backed antenna structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110311206A true CN110311206A (en) | 2019-10-08 |
| CN110311206B CN110311206B (en) | 2021-02-26 |
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|---|---|---|---|
| CN201910568903.2A Active CN110311206B (en) | 2019-06-27 | 2019-06-27 | Ultra-wide bandwidth wave beam low-profile cavity-backed antenna structure |
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| CN111987429A (en) * | 2020-08-03 | 2020-11-24 | 中国舰船研究设计中心 | Ultra-wideband omnidirectional radiation inflatable antenna |
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| CN113794486A (en) * | 2021-11-12 | 2021-12-14 | 四川省安道速博科技有限公司 | ADS-B signal receiving and transmitting device |
| CN114094310A (en) * | 2021-11-10 | 2022-02-25 | 中国舰船研究设计中心 | Stealthy mast structure of collection communication and function integration of admitting air |
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| CN111069102A (en) * | 2019-12-03 | 2020-04-28 | 广州市丹爵通讯科技有限公司 | Emergency wireless communication equipment for marine rescue |
| CN111987429A (en) * | 2020-08-03 | 2020-11-24 | 中国舰船研究设计中心 | Ultra-wideband omnidirectional radiation inflatable antenna |
| CN111987429B (en) * | 2020-08-03 | 2022-10-21 | 中国舰船研究设计中心 | Ultra-wideband omnidirectional radiation inflatable antenna |
| CN112162335A (en) * | 2020-09-16 | 2021-01-01 | 国网宁夏电力有限公司电力科学研究院 | Protective type big data thunderstorm forecasting device for electric power facility |
| CN112120486A (en) * | 2020-10-29 | 2020-12-25 | 广州融益科技有限公司 | Animation display equipment |
| CN113300082A (en) * | 2021-06-03 | 2021-08-24 | 罗洪均 | Urban rail transit smart antenna |
| CN113300082B (en) * | 2021-06-03 | 2023-01-31 | 深圳市科信无线技术有限公司 | Urban rail transit smart antenna |
| CN113470539A (en) * | 2021-07-08 | 2021-10-01 | 南京开轩凯电子商务有限公司 | Advertisement display equipment for e-commerce promotion |
| CN114101246A (en) * | 2021-11-03 | 2022-03-01 | 中通服咨询设计研究院有限公司 | Seaside-used long-life 5G communication equipment with salt mist cleaning function |
| CN114101246B (en) * | 2021-11-03 | 2023-03-03 | 中通服咨询设计研究院有限公司 | Seaside-used long-life 5G communication equipment with salt mist cleaning function |
| CN114094310A (en) * | 2021-11-10 | 2022-02-25 | 中国舰船研究设计中心 | Stealthy mast structure of collection communication and function integration of admitting air |
| CN113794486B (en) * | 2021-11-12 | 2022-01-18 | 四川省安道速博科技有限公司 | ADS-B signal receiving and transmitting device |
| CN113794486A (en) * | 2021-11-12 | 2021-12-14 | 四川省安道速博科技有限公司 | ADS-B signal receiving and transmitting device |
| CN116454609A (en) * | 2023-05-23 | 2023-07-18 | 深圳市鑫龙通信技术有限公司 | Miniaturized low frequency base station antenna |
| CN116454609B (en) * | 2023-05-23 | 2024-02-23 | 深圳市鑫龙通信技术有限公司 | Miniaturized low frequency base station antenna |
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