CN113839177A - Broadband dual-frequency dual-polarized filtering base station antenna - Google Patents
Broadband dual-frequency dual-polarized filtering base station antenna Download PDFInfo
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- CN113839177A CN113839177A CN202111008558.0A CN202111008558A CN113839177A CN 113839177 A CN113839177 A CN 113839177A CN 202111008558 A CN202111008558 A CN 202111008558A CN 113839177 A CN113839177 A CN 113839177A
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- 238000001914 filtration Methods 0.000 title claims abstract description 14
- 230000005484 gravity Effects 0.000 claims description 14
- 230000000694 effects Effects 0.000 abstract description 8
- 230000001846 repelling effect Effects 0.000 abstract description 5
- 244000309464 bull Species 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- APTZNLHMIGJTEW-UHFFFAOYSA-N pyraflufen-ethyl Chemical compound C1=C(Cl)C(OCC(=O)OCC)=CC(C=2C(=C(OC(F)F)N(C)N=2)Cl)=C1F APTZNLHMIGJTEW-UHFFFAOYSA-N 0.000 description 1
- 230000002940 repellent Effects 0.000 description 1
- 239000005871 repellent Substances 0.000 description 1
- 230000000392 somatic effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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
- 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
- H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M29/00—Scaring or repelling devices, e.g. bird-scaring apparatus
- A01M29/06—Scaring or repelling devices, e.g. bird-scaring apparatus using visual means, e.g. scarecrows, moving elements, specific shapes, patterns or the like
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M29/00—Scaring or repelling devices, e.g. bird-scaring apparatus
- A01M29/06—Scaring or repelling devices, e.g. bird-scaring apparatus using visual means, e.g. scarecrows, moving elements, specific shapes, patterns or the like
- A01M29/08—Scaring or repelling devices, e.g. bird-scaring apparatus using visual means, e.g. scarecrows, moving elements, specific shapes, patterns or the like using reflection, colours or films with specific transparency or reflectivity
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M29/00—Scaring or repelling devices, e.g. bird-scaring apparatus
- A01M29/16—Scaring or repelling devices, e.g. bird-scaring apparatus using sound waves
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
Abstract
The invention relates to the technical field of radio antennas, in particular to a broadband dual-frequency dual-polarization filtering base station antenna, which comprises a base station bracket, wherein the antenna is fixedly connected at the position, close to the left side, of the upper end of the base station bracket, a supporting plate is fixedly connected at the right side of the upper end of the base station bracket, a supporting rod is movably connected at the upper end of the supporting plate, a transverse plate is fixedly connected at the upper end of the supporting rod, a first supporting column is fixedly connected at the position, close to the left side, of the upper end of the transverse plate, a cylinder is fixedly connected at the upper end of the first supporting column, a reciprocating screw rod is rotatably connected at the left side inside the cylinder, a fan blade is fixedly connected at the left side of the reciprocating screw rod, a screw nut is in threaded connection with the left side of the rod wall of the reciprocating screw rod, a moving rod is fixedly connected at the right side of the screw nut, a whistle can make a sound when wind power is generated, and the effect of repelling birds staying can be achieved, the influence on the signal device caused by the birds staying on the base station is avoided.
Description
Technical Field
The invention relates to the technical field of radio antennas, in particular to a broadband dual-frequency dual-polarized filtering base station antenna.
Background
The common base station antenna is used in outdoor scenes, and with the vigorous development of the information era, communication equipment is updated and iterated rapidly in order to meet the communication requirements of people on high speed, large capacity and low time delay. The base station antenna plays an important role in a mobile communication system as a medium for connecting terminal users, and makes a great contribution to the development of the society. With the new concepts of internet of things and big data of 'everything interconnection' and the like being proposed, 5G communication technology comes up with the future, the frequency band of domestic 5G commercial technology is mainly concentrated on the sub6 wave band, in order to save station resources and improve the utilization rate of space resources, the station multiplexing technology is popularized in the erection process of a 5G base station, and the key requirement is that a 5G base station antenna and a traditional 4GLTE antenna have certain compatibility.
The embodiment of the present invention provides a base station antenna, which is a base station antenna of the prior patent (publication number: CN 205429163U). The base station antenna includes: the antenna comprises an antenna end cover, at least two radio frequency coaxial connectors, a conductive grounding sheet and a conductive grounding part; the radio frequency coaxial connectors are arranged on the antenna end cover, the conductive grounding piece is arranged on one side of the antenna end cover, where the antenna inner support is installed, and the conductive grounding piece is connected with the at least two radio frequency coaxial connectors and the conductive grounding part respectively. The embodiment of the utility model provides a base station antenna has shortened the conduction path of thunderbolt electric current, has improved base station antenna's lightning protection reliability, and need not occupy the space of antenna reflector plate.
In the above-mentioned case, the space problem of antenna reflecting plate has been solved, but some basic stations in some woods, because birds are more, like this stop and probably nest on the basic station easily, then can cause certain damage to the basic station like this, current a lot of bird repellent devices, but generally be the circular telegram equipment, the ultrasonic wave is passed through to some things, when the frequency of ultrasonic wave is similar with signal frequency, then can disturb the signal, and simultaneously, the circular telegram equipment probably draws thunder on the top, long-term power supply also can cause energy loss:
therefore, a broadband dual-frequency dual-polarized filtering base station antenna is provided.
Disclosure of Invention
The invention aims to provide a broadband dual-frequency dual-polarized filtering base station antenna, which can achieve the effect of repelling birds staying through the sound generated by a whistle in wind power, and avoid the influence of the birds staying on a base station on a signal device so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a broadband dual-frequency dual-polarized filtering base station antenna comprises a base station support, wherein an antenna is fixedly connected to the position, close to the left side, of the upper end of the base station support, a supporting plate is fixedly connected to the right side of the upper end of the base station support, a supporting rod is movably connected to the upper end of the supporting plate, a transverse plate is fixedly connected to the upper end of the supporting rod, a first supporting column is fixedly connected to the position, close to the left side, of the upper end of the transverse plate, a cylinder is fixedly connected to the upper end of the first supporting column, a reciprocating lead screw is rotatably connected to the left side inside the cylinder, fan blades are fixedly connected to the left side of the reciprocating lead screw, a lead screw nut is in threaded connection with the left side of the rod wall of the reciprocating lead screw, a moving rod is fixedly connected to the right side of the lead screw, the right side of the rod wall of the reciprocating lead screw is inserted into the moving rod, and limiting blocks are fixedly connected to the upper end and the lower end of the left side inside the cylinder, the rectangle opening has all been seted up at both ends about the pole wall of carriage release lever, two stopper and rectangle opening sliding connection, the right side fixedly connected with piston of carriage release lever, the inside upper end fixedly connected with check valve of piston, the position fixedly connected with second support column that the upper end of diaphragm is close to the right side, the upper end fixedly connected with inflator of second support column, the right side fixedly connected with whistle of inflator.
When wind blows, the fan blades start to rotate at the moment, the fan blades drive the reciprocating screw rod to rotate, the reciprocating screw rod drives the screw rod nut to move left and right when rotating inside the cylinder, the moving rod is driven to move left and right when the screw rod nut moves left and right, the moving rod cannot rotate due to the action of the limiting block, the piston is driven to move left and right when moving left and right, when moving right to the air cylinder, all gas inside the air cylinder is squeezed into the whistle, the whistle can make a sound, when moving left, the piston cannot be stressed due to the action of the one-way valve, the moving rod can move right more easily, and the whistle can make a sound through the driving of wind power.
Preferably, the pole wall of reciprocal lead screw is close to left position fixedly connected with first gear, the upper end of diaphragm is located the left side fixedly connected with riser of first support column, the right side of riser is rotated and is connected with the bull stick, the pole wall of bull stick is close to left position fixedly connected with second gear, the pole wall of bull stick is close to the position fixedly connected with gravity piece on right side.
When the first reciprocating screw rod rotates, the first gear rotates to drive the second gear to rotate, the second gear rotates to drive the rotating rod to rotate, the rotating rod rotates to drive the gravity block to rotate, the diameter ratio of the first gear and the second gear is larger than that of the gravity block, and therefore when the piston is pushed into the air cylinder, the piston can be influenced by the resistance of the main body, and the kinetic energy of the gravity block is stored.
Preferably, the diameter of the first gear is twice the diameter of the second gear.
The greater the speed of rotation of the gravity block, the more kinetic energy is stored.
Preferably, the upper end of the supporting plate is rotatably connected with a turntable, the upper end of the turntable is fixedly connected with the lower end of the supporting rod, and the wind direction blade is fixedly connected to the right end of the transverse plate.
When the wind direction changes, the wind direction blades are positioned according to the wind power, the transverse plates are driven by the wind direction blades to rotate, the transverse plates drive the rotating discs to rotate through the supporting rods, and therefore the fan blades can be in a state of facing the wind all the time.
Preferably, the upper end and the lower end of the cylinder wall of the cylinder, which are close to the right side, are fixedly connected with connecting blocks, the opposite ends of the two connecting blocks are fixedly connected with bearings, the inner ring of each bearing is fixedly connected with a rotating cylinder, the inside of the rotating cylinder is in threaded connection with the rod wall of the moving rod, the cylinder wall of the rotating cylinder is fixedly connected with a vertical rod, and one end of the vertical rod, which is far away from the rotating cylinder, is fixedly connected with a reflector.
When the carriage release lever is in the removal, because carriage release lever and rotary drum threaded connection, the rotary drum rotates under the effect of bearing, and the rotary drum rotates and drives the montant and rotate, and the montant rotates and drives the reflector and rotate.
Preferably, the cavity is opened in the inside of montant, the inside of cavity is rotated and is connected with the connecting rod, the one end fixedly connected with third gear that the connecting rod is close to the rotary drum, the outer lane right-hand member fixedly connected with tooth piece of bearing, the right side of tooth piece is connected with the surface meshing of third gear.
When the rotary drum rotated, the bearing inner race did not rotate this moment, and bearing inner race fixed connection tooth piece was motionless, and the rotary drum rotates and drives the inside connecting rod of cavity and remove, and connecting rod fixed connection's third gear takes place relative movement with the tooth piece this moment, makes the third gear rotate like this, and the third gear rotates and drives the reflector and rotate.
Compared with the prior art, the invention has the beneficial effects that:
1. the whistle can make a sound through wind power, and can repel the birds staying, so that the influence of the birds staying on the base station on the signal device is avoided;
2. the fan blades can be always in a windward state through the wind direction blades, the bird repelling effect is better, and the bird repelling effect is further improved through the rotation of the reflector.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of an elevational view of the present invention;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;
FIG. 4 is an enlarged view of the structure of FIG. 3B according to the present invention;
fig. 5 is an enlarged schematic view of the structure at C in fig. 4 according to the present invention.
In the figure: 1. a base station support; 2. an antenna; 3. a support plate; 4. a support bar; 5. a transverse plate; 6. a first support column; 7. a cylinder; 8. a reciprocating screw rod; 9. a fan blade; 10. a feed screw nut; 11. a travel bar; 12. a limiting block; 13. a rectangular opening; 14. a piston; 15. a second support column; 16. an air cylinder; 17. a whistle; 18. a first gear; 19. a vertical plate; 20. a rotating rod; 21. a second gear; 22. a gravity block; 23. a one-way valve; 24. a turntable; 25. a wind direction blade; 26. connecting blocks; 27. a bearing; 28. a rotating drum; 29. a vertical rod; 30. a reflective mirror; 31. a cavity; 32. a third gear; 33. a tooth block; 34. a connecting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 5, the present invention provides a technical solution:
a broadband dual-frequency dual-polarized filtering base station antenna comprises a base station support 1, wherein the upper end of the base station support 1 is close to a left position and is fixedly connected with an antenna 2, the upper end right side of the base station support 1 is fixedly connected with a support plate 3, the upper end of the support plate 3 is movably connected with a support rod 4, the upper end of the support rod 4 is fixedly connected with a transverse plate 5, the upper end of the transverse plate 5 is close to a left position and is fixedly connected with a first support column 6, the upper end of the first support column 6 is fixedly connected with a cylinder 7, the left side inside of the cylinder 7 is rotatably connected with a reciprocating lead screw 8, the left side of the reciprocating lead screw 8 is fixedly connected with a fan blade 9, the left side of the rod wall of the reciprocating lead screw 8 is in threaded connection with a lead screw nut 10, the right side of the rod wall of the reciprocating lead screw 8 is inserted into a moving rod 11, and the right side of the lead screw nut 10 is fixedly connected with a moving rod 11, the upper end and the lower end of the left side in the cylinder 7 are fixedly connected with limit blocks 12, the upper end and the lower end of the rod wall of the moving rod 11 are provided with rectangular openings 13, the two limit blocks 12 are connected with the rectangular openings 13 in a sliding manner, the right side of the moving rod 11 is fixedly connected with a piston 14, the upper end in the piston 14 is fixedly connected with a one-way valve 23, the position, close to the right side, of the upper end of the transverse plate 5 is fixedly connected with a second support column 15, the upper end of the second support column 15 is fixedly connected with an air cylinder 16, and the right side of the air cylinder 16 is fixedly connected with a whistle 17;
in some base stations in forest, because birds are more, the birds often stop at the top of the base station, so that the antenna 2 is damaged to a certain extent, and the normal work of the antenna 2 is influenced;
when the wind blows, at the moment, the fan blades 9 start to rotate, the fan blades 9 drive the reciprocating screw rod 8 to rotate, the reciprocating screw rod 8 drives the screw rod nut 10 to move left and right when rotating in the cylinder 7, the screw rod nut 10 drives the moving rod 11 to move left and right when moving left and right, the rotating direction of the moving rod 11 is limited due to the action of the limiting block 12, the moving rod 11 cannot rotate, the piston 14 is driven to move left and right when the moving rod 11 moves left and right, when the piston 14 moves right to the cylinder 16, all gas in the cylinder 16 is squeezed into the whistle 17, the whistle 17 makes a sound, when the moving rod 11 moves left, the piston 14 is not stressed due to the action of the check valve 23, the moving rod 11 moves right more easily, and the whistle 17 makes a sound under the driving of wind power, therefore, birds can be driven without electrifying, the driving device is more practical, and the work of the antenna 2 is not affected.
As an embodiment of the present invention, as shown in fig. 3, a first gear 18 is fixedly connected to a position of a rod wall of the reciprocating screw rod 8 near the left side, a vertical plate 19 is fixedly connected to a position of an upper end of the horizontal plate 5 near the left side of the first support column 6, a rotating rod 20 is rotatably connected to the right side of the vertical plate 19, a second gear 21 is fixedly connected to a position of a rod wall of the rotating rod 20 near the left side, a gravity block 22 is fixedly connected to a position of a rod wall of the rotating rod 20 near the right side, and a diameter of the first gear 18 is twice as large as a diameter of the second gear 21;
during operation, drive first gear 18 when reciprocal lead screw 8 rotates and rotate, first gear 18 rotates and drives second gear 21 and rotate, second gear 21 rotates and drives bull stick 20 and rotate, bull stick 20 rotates and drives gravity piece 22 and rotates, diameter ratio through first gear 18 and second gear 21, it is faster to make with gravity piece 22 pivoted, when pushing piston 14 into barrel 16 inside like this, can receive the influence of somatic resistance, a kinetic energy through gravity piece 22 is stored like this, it is more stable when making to push piston 14.
As an embodiment of the present invention, as shown in fig. 3, a rotating disc 24 is rotatably connected to the upper end of the supporting plate 3, the upper end of the rotating disc 24 is fixedly connected to the lower end of the supporting rod 4, and the wind vane 25 is fixedly connected to the right end of the transverse plate 5;
during operation, when the wind direction changes, the wind direction leaf 25 is positioned according to the wind power, the wind direction leaf 25 drives the transverse plate 5 to rotate, the transverse plate 5 drives the rotary table 24 to rotate through the support rod 4, and therefore the fan blades 9 can be always in the state of facing the wind, and the device is further improved.
As an embodiment of the present invention, as shown in fig. 3 and 4, the upper and lower ends of the cylinder wall of the cylinder 7 near the right side are fixedly connected with a connecting block 26, the opposite ends of the two connecting blocks 26 are fixedly connected with a bearing 27, the inner ring of the bearing 27 is fixedly connected with a rotating drum 28, the interior of the rotating drum 28 is in threaded connection with the rod wall of the moving rod 11, the cylinder wall of the rotating drum 28 is fixedly connected with a vertical rod 29, and the end of the vertical rod 29 far away from the rotating drum 28 is fixedly connected with a reflective mirror 30;
during operation, when the carriage release lever 11 is in the removal, because carriage release lever 11 and rotary drum 28 threaded connection, rotary drum 28 rotates under bearing 27's effect, and rotary drum 28 rotates and drives montant 29 and rotate, and montant 29 rotates and drives reflector 30 and rotate, can let reflector 30 multi-angle with the sunlight reflection, further improved the effect of driving the bird.
As an embodiment of the present invention, as shown in fig. 5, a cavity 31 is opened inside the vertical rod 29, a connecting rod 34 is rotatably connected inside the cavity 31, one end of the connecting rod 34 close to the drum 28 is fixedly connected with a third gear 32, a tooth block 33 is fixedly connected to the right end of the outer ring of the bearing 27, and the right side of the tooth block 33 is engaged with the surface of the third gear 32;
during operation, when the rotary drum 28 rotates, the outer ring of the bearing 27 does not rotate at the moment, the tooth block 33 fixedly connected with the outer ring of the bearing 27 does not move, the rotary drum 28 rotates to drive the connecting rod 34 inside the cavity 31 to move, the third gear 32 fixedly connected with the connecting rod 34 and the tooth block 33 move relatively, the third gear 32 rotates to drive the reflective mirror 30 to rotate, and the bird repelling effect is further improved.
The working principle is as follows:
when the wind blows, at the moment, the fan blades 9 start to rotate, the fan blades 9 drive the reciprocating screw rod 8 to rotate, the reciprocating screw rod 8 drives the screw rod nut 10 to move left and right when rotating in the cylinder 7, the screw rod nut 10 drives the moving rod 11 to move left and right when moving left and right, the moving rod 11 cannot rotate due to the action of the limiting block 12, the moving rod 11 drives the piston 14 to move left and right when moving left and right, when the piston 14 moves right to the air cylinder 16, the air in the air cylinder 16 is completely squeezed into the whistle 17 to make the whistle 17 sound, when the moving rod 11 moves left, the piston 14 is not stressed due to the action of the check valve 23, the moving rod 11 moves right more easily, so that the whistle 17 can make sound by the driving of wind power, and birds can not be repelled by electrification, the driving device is more practical, the antenna 2 is not affected when working, when the first reciprocating screw rod 8 rotates, the first gear 18 is driven to rotate, the first gear 18 rotates to drive the second gear 21 to rotate, the second gear 21 rotates to drive the rotating rod 20 to rotate, the rotating rod 20 rotates to drive the gravity block 22 to rotate, the diameter ratio of the first gear 18 to the second gear 21 is larger, the driving speed of the driving device is faster than that of the gravity block 22, when the piston 14 is pushed into the air cylinder 16, the driving device is influenced by the resistance of a main body, so that the kinetic energy of the gravity block 22 is stored, the driving piston 14 is more stable, when the wind direction changes, the wind direction vane 25 is positioned according to the wind power, the wind direction vane 25 drives the transverse plate 5 to rotate, the transverse plate 5 drives the rotary plate 24 to rotate through the supporting rod 4, the fan blade 9 is always in a windward state, and the device is further improved, when the movable rod 11 is moving, because movable rod 11 and rotary drum 28 threaded connection, rotary drum 28 rotates under the effect of bearing 27, rotary drum 28 rotates and drives montant 29 and rotate, montant 29 rotates and drives reflector 30 and rotate, can let reflector 30 multi-angle with the reflection of sunlight, the effect of driving the bird has further been improved, when rotary drum 28 rotated, the bearing 27 outer lane does not rotate this moment, bearing 27 outer lane fixed connection tooth piece 33 is motionless, rotary drum 28 rotates and drives the inside connecting rod 34 of cavity 31 and remove, connecting rod 34 fixed connection's third gear 32 takes place relative movement with tooth piece 33 this moment, make third gear 32 rotate like this, third gear 32 rotates and drives reflector 30 and rotates, the effect of driving the bird has further been improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The broadband dual-frequency dual-polarized filtering base station antenna comprises a base station support (1) and is characterized in that the upper end of the base station support (1) is close to a left fixedly-connected antenna (2), the upper right side of the upper end of the base station support (1) is fixedly connected with a supporting plate (3), the upper end of the supporting plate (3) is movably connected with a supporting rod (4), the upper end of the supporting rod (4) is fixedly connected with a transverse plate (5), the upper end of the transverse plate (5) is close to the left fixedly-connected first supporting column (6), the upper end of the first supporting column (6) is fixedly connected with a cylinder (7), the left side inside of the cylinder (7) is rotatably connected with a reciprocating lead screw (8), the left side of the reciprocating lead screw (8) is fixedly connected with fan blades (9), and the left side of the rod wall of the reciprocating lead screw (8) is in threaded connection with a lead screw nut (10), the right side fixedly connected with carriage release lever (11) of screw-nut (10), the inside of pegging graft and carriage release lever (11) in the pole wall right side of reciprocal lead screw (8), equal fixedly connected with stopper (12) in both ends about the inside left side of drum (7), rectangle opening (13) have all been seted up at both ends about the pole wall of carriage release lever (11), two stopper (12) and rectangle opening (13) sliding connection, the right side fixedly connected with piston (14) of carriage release lever (11), inside upper end fixedly connected with check valve (23) of piston (14), the position fixedly connected with second support column (15) that the upper end of diaphragm (5) is close to the right side, the upper end fixedly connected with inflator (16) of second support column (15), the right side fixedly connected with whistle (17) of inflator (16).
2. The broadband dual-frequency dual-polarization filtering base station antenna according to claim 1, wherein the rod wall of the reciprocating screw rod (8) is close to a first gear (18) in a position fixed on the left side, the upper end of the transverse plate (5) is located at a vertical plate (19) fixedly connected on the left side of the first support column (6), the right side of the vertical plate (19) is rotatably connected with a rotating rod (20), the rod wall of the rotating rod (20) is close to a second gear (21) fixedly connected on the left side, and the rod wall of the rotating rod (20) is close to a gravity block (22) fixedly connected on the right side.
3. A broadband dual-band dual-polarized filtering base station antenna according to claim 2, characterized in that said first gear (18) has a diameter twice that of said second gear (21).
4. The broadband dual-frequency dual-polarization filtering base station antenna according to claim 1, wherein a turntable (24) is rotatably connected to the upper end of the supporting plate (3), the upper end of the turntable (24) is fixedly connected to the lower end of the supporting rod (4), and the wind vane (25) is fixedly connected to the right end of the transverse plate (5).
5. The broadband dual-frequency dual-polarization filtering base station antenna is characterized in that the upper end and the lower end of the cylinder wall of the cylinder (7) close to the right side are fixedly connected with connecting blocks (26), the opposite end of the two connecting blocks (26) is fixedly connected with a bearing (27), the inner ring of the bearing (27) is fixedly connected with a rotating drum (28), the inside of the rotating drum (28) is in threaded connection with the rod wall of the movable rod (11), the cylinder wall of the rotating drum (28) is fixedly connected with a vertical rod (29), and one end, away from the rotating drum (28), of the vertical rod (29) is fixedly connected with a reflector (30).
6. The broadband dual-frequency dual-polarization filtering base station antenna according to claim 5, wherein a cavity (31) is formed inside the vertical rod (29), a connecting rod (34) is rotatably connected inside the cavity (31), a third gear (32) is fixedly connected to one end, close to the rotating drum (28), of the connecting rod (34), a toothed block (33) is fixedly connected to the right end of the outer ring of the bearing (27), and the right side of the toothed block (33) is meshed with the surface of the third gear (32).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111008558.0A CN113839177A (en) | 2021-08-31 | 2021-08-31 | Broadband dual-frequency dual-polarized filtering base station antenna |
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| CN202111008558.0A CN113839177A (en) | 2021-08-31 | 2021-08-31 | Broadband dual-frequency dual-polarized filtering base station antenna |
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2021
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