CN116387830A - Super-large antenna pitching driving mechanism - Google Patents
Super-large antenna pitching driving mechanism Download PDFInfo
- Publication number
- CN116387830A CN116387830A CN202310426150.8A CN202310426150A CN116387830A CN 116387830 A CN116387830 A CN 116387830A CN 202310426150 A CN202310426150 A CN 202310426150A CN 116387830 A CN116387830 A CN 116387830A
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- supporting
- counterweight
- ring
- antenna
- traction
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- 230000007246 mechanism Effects 0.000 title claims abstract description 75
- 238000004804 winding Methods 0.000 claims description 6
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 5
- XBWAZCLHZCFCGK-UHFFFAOYSA-N 7-chloro-1-methyl-5-phenyl-3,4-dihydro-2h-1,4-benzodiazepin-1-ium;chloride Chemical compound [Cl-].C12=CC(Cl)=CC=C2[NH+](C)CCN=C1C1=CC=CC=C1 XBWAZCLHZCFCGK-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/02—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
- H01Q3/04—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying one co-ordinate of the orientation
- H01Q3/06—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying one co-ordinate of the orientation over a restricted angle
-
- 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
-
- 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
- H01Q1/125—Means for positioning
- H01Q1/1264—Adjusting different parts or elements of an aerial unit
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The invention belongs to the technical field of antennas, and particularly relates to an ultra-large antenna pitching driving mechanism, which comprises a rotating mechanism for bearing antenna pitching, wherein the rotating mechanism is connected to the lower side of an antenna and comprises a support frame and a counterweight supporting ring hinged with the support frame, the counterweight supporting ring is connected with a traction rope for driving the antenna to pitch, the traction rope is connected with a scroll, the antenna is fixedly connected with the counterweight supporting ring, a plurality of rotating mechanisms are arranged, and the traction ropes of adjacent rotating mechanisms are driven by the same scroll. According to the invention, the traction ropes of the adjacent rotating mechanisms are driven by the same reel, so that the adjacent counterweight supporting rings are driven by the same reel, the synchronism is improved, in addition, the antenna is borne by the counterweight supporting rings, the counterweight supporting rings are hinged by the supporting frame, so that the counterweight supporting rings play a role in balancing the weight of the antenna, the length of the traction ropes is reduced, the tension load of the traction ropes is reduced, the deformation is reduced, and the service life of the traction ropes is prolonged.
Description
Technical Field
The invention belongs to the technical field of antennas, and particularly relates to an ultra-large antenna pitching driving mechanism.
Background
The parabolic cylinder-shaped cambered surface antenna is hundreds of meters long and tens of meters in diameter, and in the use process, the cambered surface antenna is required to have a certain angle adjusting capability for better performing astronomical observation, radar searching and other works, so that signals are better received.
At present, the oversized antenna is generally provided with a sliding rail, so that the oversized antenna can slide in the sliding rail, angle adjustment is realized, the mode needs a large-size sliding rail to cover the transverse span of the whole oversized antenna, the installation accuracy of the sliding rail is not easy to ensure, the sliding angles of rotating mechanisms at different parts of the oversized antenna have large deviation, in addition, the poor installation accuracy also enables the frictional resistance between the antenna and the supporting sliding rail to be large, and the service life of a steel wire rope traction rope used as traction is shortened.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides an ultra-large antenna pitching driving mechanism, which drives traction ropes of adjacent rotating mechanisms by means of the same reel, and the antenna is borne by a counterweight supporting ring by means of the antenna, and simultaneously drives the counterweight supporting ring by means of the traction ropes, so that the length of the traction ropes is reduced, the deformation amount of the traction ropes is reduced, and the service life is prolonged.
The invention adopts the specific technical scheme that:
the utility model provides an oversized antenna every single move actuating mechanism, is including the slewing mechanism that is used for bearing the antenna every single move, slewing mechanism connects at the antenna downside, slewing mechanism includes the support frame, with support frame articulated counter weight die-pin, the counter weight die-pin is connected with the haulage cable that is used for driving the antenna every single move, the haulage cable is connected with the spool, antenna and counter weight die-pin fixed connection, slewing mechanism be provided with a plurality ofly, adjacent slewing mechanism's haulage cable drives with the help of same spool.
The rotating mechanism further comprises a steering roller, the traction rope is led out from one end of the counterweight supporting ring and then led to the scroll through the steering roller, the traction rope is led out from the scroll after being wound at least one circle on the scroll and then connected to the other end of the counterweight supporting ring after being led out from the scroll through the steering roller, and winding positions of the traction ropes of the rotating mechanisms on adjacent sides on the scroll are staggered.
The rotating mechanism also comprises a steering roller, the scroll is arranged between the adjacent rotating mechanisms, and the traction rope of one side rotating mechanism is led out from one end of the counterweight supporting ring of the rotating mechanism and then led to the other end of the counterweight supporting ring of the rotating mechanism at the other side after being wound by the steering roller.
The counterweight supporting ring is of a semicircular structure and comprises a cross beam and a ring part connected to the lower side of the cross beam, the cross beam is hinged to the supporting frame, the end part of the traction rope is fixed to the cross beam, and the side wall of the ring part of the counterweight supporting ring is wrapped by the traction rope by a limiting roll shaft.
The ring part of the counterweight supporting ring is also provided with supporting seats, the supporting seats are arranged at equal intervals along the side wall of the ring part, two groups of limiting roll shafts are symmetrically arranged below the hinge point of the cross beam, the supporting seats are respectively arranged on two sides of the ring part, and the traction rope wraps the side wall of the ring part of the counterweight supporting ring in a splayed structure by means of the limiting roll shafts and the supporting seats arranged on the ring part.
The supporting seats comprise supporting blocks fixedly connected with the ring parts of the counterweight supporting rings and supporting shafts arranged between the supporting blocks, pressure sensors are arranged between the supporting shafts and the supporting blocks in a cushioning mode, the arc center angle of the circle center of the ring part between the supporting shafts of two adjacent supporting seats is a, the supporting seats at the starting position of one side of the counterweight supporting rings are arranged flush with the cross beam, and the arc center angle of the circle center of the ring part between the supporting shafts of the supporting seats at the starting position of the other side of the counterweight supporting rings and the cross beam is a/2.
The beneficial effects of the invention are as follows:
according to the invention, the traction ropes of the adjacent rotating mechanisms are driven by the same reel, so that the adjacent counterweight supporting rings are driven by the same reel, the synchronism is improved, in addition, the antenna is borne by the counterweight supporting rings, the counterweight supporting rings are hinged by the supporting frame, so that the counterweight supporting rings play a role in balancing the weight of the antenna, the length of the traction ropes is reduced, the tension load of the traction ropes is reduced, the deformation is reduced, and the service life of the traction ropes is prolonged.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of the side view of FIG. 1;
fig. 3 is a schematic structural view of embodiment 1;
FIG. 4 is a schematic view of the bottom view of FIG. 3;
fig. 5 is a schematic structural view of embodiment 2;
FIG. 6 is a schematic view of the bottom view of FIG. 4;
fig. 7 is a schematic structural view of embodiment 3;
FIG. 8 is a schematic view of a structure of a support base;
in the drawing, 1, a supporting frame, 2, a counterweight supporting ring, 3, a traction rope, 4, a scroll, 5, a steering roller, 6, a limiting roller shaft, 7, a supporting seat, 8 and a pressure sensor.
Detailed Description
The invention is further described with reference to the accompanying drawings and specific examples:
the invention discloses a super-large antenna pitching driving mechanism, which is shown in fig. 1 and 2 and comprises a rotating mechanism for bearing antenna pitching, wherein the rotating mechanism is connected to the lower side of an antenna and comprises a support frame 1 and a counterweight supporting ring 2 hinged with the support frame 1, the counterweight supporting ring 2 is connected with a traction rope 3 for driving the antenna to pitch, the traction rope 3 is connected with a scroll 4, the antenna is fixedly connected with the counterweight supporting ring 2, the rotating mechanism is provided with a plurality of traction ropes 3 of adjacent rotating mechanisms, and the traction ropes 3 of the adjacent rotating mechanism are driven by the same scroll 4.
According to the invention, the supporting frame 1 is arranged, the counterweight supporting ring 2 is hinged by the supporting frame 1, so that the counterweight supporting ring 2 bears the weight of an antenna and levels and partially balances the weight of the antenna, the driving force of the traction rope 3 is reduced, the reel 4 is connected with the driving motor, the traction rope 3 is rotationally driven by the reel 4 to realize the traction of the counterweight supporting ring 2, the traction ropes 3 of adjacent rotating mechanisms are connected to the same reel 4, the number of parts of the driving mechanism is reduced, the synchronism of the adjacent rotating mechanisms is improved, compared with a transmission mode adopting a transmission shaft for transmission, the cost of the oversized transmission shaft is saved, the manufacturing and mounting difficulties are reduced, and the site construction efficiency is improved.
In embodiment 1, as shown in fig. 3 and 4, the rotating mechanism further includes a steering roller 5, the traction cable 3 is led out from one end of the counterweight supporting ring 2 and then led to the reel 4 through the steering roller 5, the traction cable 3 is wound on the reel 4 for at least one turn and then led out from the reel 4 through the steering roller 5 and then connected to the other end of the counterweight supporting ring 2, and winding positions of the traction cables 3 of the rotating mechanisms on adjacent sides on the reel 4 are staggered.
As shown in fig. 3, this embodiment provides an embodiment when three adjacent rotating mechanisms are synchronously driven, in which, as shown in fig. 4, the traction cable 3 of the left rotating mechanism extends onto the reel 4, and is wound and then led back to the other side of the counterweight supporting ring 2, while the traction cable 3 of the right rotating mechanism is similarly arranged, as shown in fig. 4, at one end of the reel 4, the traction cable 3 of the middle rotating mechanism is further arranged, and on the reel 4, a separation sheet is arranged between the traction cables 3 of different rotating mechanisms, so that the traction cables 3 of different rotating mechanisms are separated, the mutual winding is avoided, and the motion precision is ensured.
According to the scheme provided by the embodiment, synchronous driving of at least two rotating mechanisms can be realized, the rotating mechanisms are mutually independent, the number of the rotating mechanisms is flexibly increased and decreased, and the rotating mechanism is convenient and efficient to install.
The counterweight supporting ring 2 and the traction rope 3 are matched, so that the use of large-size parts in original sliding rails is reduced, the traction rope 3 is used as a transmission part, and the requirement on installation precision is reduced.
In embodiment 2, as shown in fig. 5 and 6, the rotating mechanism further includes a steering roller 5, the winding shaft 4 is disposed between adjacent rotating mechanisms, the traction cable 3 of one side rotating mechanism is led out from one end of the counterweight supporting ring 2 of the rotating mechanism, and is wound by the steering roller 5 and led to the other end of the counterweight supporting ring 2 of the other side rotating mechanism.
As shown in fig. 5, this embodiment provides a scheme of sharing traction cable 3 by adjacent slewing mechanism, through, traction cable 3 of both sides is separately twined about same spool 4, avoids mutual winding, and traction cable 3 of both sides alternately uses for the deformation degree of two sets of traction cable 3 is close, helps improving control accuracy, avoids oversized antenna to lead to great deformation because of slewing mechanism cooperation precision is relatively poor, helps improving oversized antenna's safety in utilization.
As shown in fig. 6, this embodiment also provides a schematic diagram of a series arrangement of three sets of rotating mechanisms, which is similar to that of the counter weight supporting ring 2 at one side, and the traction cable 3 and the scroll 4 are symmetrically arranged at opposite sides of the counter weight supporting ring 2, so that serial driving of more stages of rotating mechanisms is realized, and the driving motors of the plurality of scroll 4 are linked in an electric control manner to make them rotate synchronously with the same rotation speed, so as to drive the ultra-large antenna to realize adjustment of pitching angle.
The embodiment 3, as shown in fig. 7, the counterweight supporting ring 2 is in a semicircular structure, and comprises a cross beam and a ring part connected to the lower side of the cross beam, the cross beam is hinged to the support frame 1, the end part of the traction rope 3 is fixed on the cross beam, and the traction rope 3 is wrapped on the side wall of the ring part of the counterweight supporting ring 2 by means of a limiting roll shaft 6.
The ring part of the counterweight supporting ring 2 is also provided with supporting seats 7, the supporting seats 7 are arranged at equal intervals along the side wall of the ring part, two groups of limiting roll shafts 6 are symmetrically arranged below a beam hinging point, the supporting seats 7 are respectively arranged at two sides of the ring part, and the traction rope 3 is wrapped on the side wall of the ring part of the counterweight supporting ring 2 in a splayed structure by means of the limiting roll shafts 6 and the supporting seats 7 arranged on the ring part.
As shown in fig. 8, the supporting seat 7 includes a supporting block fixedly connected with the ring portion of the counterweight supporting ring 2 and a supporting shaft disposed between the supporting blocks, a pressure sensor 8 is arranged between the supporting shaft and the supporting block, an arc angle of a circle center of the ring portion between the supporting shafts of two adjacent supporting seats 7 is a, the supporting seat 7 at the starting position on one side of the counterweight supporting ring 2 is flush with the cross beam, and an arc angle of a circle center of the ring portion between the supporting shaft of the supporting seat 7 at the starting position on the other side of the counterweight supporting ring 2 and the cross beam is a/2.
The ring part of the counterweight supporting ring 2 is used as a counterweight, the circle center position of the ring part is hinged, the position is arranged on the cross beam, and the ring part is in a semicircular ring structure, so that the gravity center position of the ring part is always positioned below the hinge point position of the ring part in the pitching adjustment process of the antenna, a certain balance effect on the weight of the antenna is achieved, and the driving force of the traction rope 3 is reduced.
The friction force between the traction rope 3 and the side surface of the counterweight supporting ring 2 is reduced by arranging the supporting seat 7 and matching with the supporting shaft, and the supporting shaft has a rotational degree of freedom relative to the supporting block, so that the abrasion of the traction rope 3 is further reduced.
In order to monitor the pitch-regulated position of the traction cable 3, as shown in fig. 8, the pressure of the current traction cable 3 relative to the supporting shaft is obtained by arranging the pressure sensors 8, the supporting seats 7 are arranged on the ring side of the counterweight supporting ring 2 in an arc array, the current angle can be roughly determined by obtaining the number of the supporting seats 7 with the current pressure, the angle parameters obtained by combining with the level meter arranged on the antenna are convenient for controlling the angle, and meanwhile, the traction deformation condition of the traction cable 3 can be determined by means of the delay time of the pressure generation after the rotation of the scroll 4, so that the maintenance period is convenient to be determined.
Claims (6)
1. The utility model provides an oversized antenna every single move actuating mechanism, is including the slewing mechanism who is used for bearing the antenna every single move, slewing mechanism connects at the antenna downside, its characterized in that: the rotating mechanism comprises a supporting frame (1) and counterweight supporting rings (2) hinged with the supporting frame (1), wherein the counterweight supporting rings (2) are connected with traction ropes (3) used for driving an antenna to pitch, the traction ropes (3) are connected with reels (4), the antenna is fixedly connected with the counterweight supporting rings (2), the rotating mechanism is provided with a plurality of traction ropes (3) of adjacent rotating mechanisms, and the traction ropes (3) of the adjacent rotating mechanism are driven by the same reels (4).
2. The ultra-large antenna pitch drive mechanism as defined in claim 1, wherein: the rotating mechanism further comprises a steering roller (5), the traction rope (3) is led out from one end of the counterweight supporting ring (2) and then led to the scroll (4) through the steering roller (5), the traction rope (3) is wound on the scroll (4) for at least one circle and then led out from the other end of the counterweight supporting ring (2) through the scroll (4) after being connected to the counterweight supporting ring (2) through the steering roller (5), and the winding positions of the traction ropes (3) of the rotating mechanisms at adjacent sides on the scroll (4) are staggered.
3. The ultra-large antenna pitch drive mechanism as defined in claim 1, wherein: the rotating mechanism further comprises a steering roller (5), the scroll (4) is arranged between the adjacent rotating mechanisms, a traction rope (3) of one side rotating mechanism is led out from one end of a counterweight supporting ring (2) of the rotating mechanism, and the other end of the counterweight supporting ring (2) of the rotating mechanism is led to the other side after being wound by the steering roller (5).
4. The ultra-large antenna pitch drive mechanism as defined in claim 1, wherein: the counterweight supporting ring (2) is of a semicircular structure and comprises a cross beam and a ring part connected to the lower side of the cross beam, the cross beam is hinged to the supporting frame (1), the end part of the traction rope (3) is fixed to the cross beam, and the traction rope (3) is wrapped on the side wall of the ring part of the counterweight supporting ring (2) by means of a limiting roll shaft (6).
5. The ultra-large antenna pitch drive mechanism as defined in claim 4, wherein: the counterweight support ring is characterized in that the supporting seat (7) is further arranged on the ring part of the counterweight support ring (2), the supporting seats (7) are arranged at equal intervals along the side wall of the ring part, two groups of limiting roll shafts (6) are symmetrically arranged below the hinge point of the cross beam, the supporting seats (7) are respectively arranged on two sides of the ring part, and the traction rope (3) wraps the side wall of the ring part of the counterweight support ring (2) in a splayed structure by means of the limiting roll shafts (6) and the supporting seats (7) arranged on the ring part.
6. The ultra-large antenna pitch drive mechanism as defined in claim 5, wherein: the supporting seat (7) comprises supporting blocks fixedly connected with the ring parts of the counterweight supporting rings (2) and supporting shafts arranged between the supporting blocks, a pressure sensor (8) is arranged between the supporting shafts and the supporting blocks, the arc angle of the circle center of the ring part between the supporting shafts of two adjacent supporting seats (7) is a, the supporting seat (7) at the starting position on one side of the counterweight supporting rings (2) is arranged flush with the cross beam, and the arc angle of the circle center of the ring part between the supporting shaft of the supporting seat (7) at the starting position on the other side of the counterweight supporting rings (2) and the cross beam is a/2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310426150.8A CN116387830A (en) | 2023-04-20 | 2023-04-20 | Super-large antenna pitching driving mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310426150.8A CN116387830A (en) | 2023-04-20 | 2023-04-20 | Super-large antenna pitching driving mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116387830A true CN116387830A (en) | 2023-07-04 |
Family
ID=86969291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310426150.8A Pending CN116387830A (en) | 2023-04-20 | 2023-04-20 | Super-large antenna pitching driving mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116387830A (en) |
-
2023
- 2023-04-20 CN CN202310426150.8A patent/CN116387830A/en active Pending
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