CN112382841B - Cascade, inverted and follow-up supporting device for weak-rigidity radar antenna - Google Patents
Cascade, inverted and follow-up supporting device for weak-rigidity radar antenna Download PDFInfo
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- CN112382841B CN112382841B CN202011253864.6A CN202011253864A CN112382841B CN 112382841 B CN112382841 B CN 112382841B CN 202011253864 A CN202011253864 A CN 202011253864A CN 112382841 B CN112382841 B CN 112382841B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/08—Means for collapsing antennas or parts thereof
- H01Q1/084—Pivotable antennas
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
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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
- H01Q1/1235—Collapsible supports; Means for erecting a rigid antenna
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
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Abstract
The invention discloses a weak-rigidity radar antenna cascade inverted-vertical and follow-up supporting device, which relates to the technical field of radar equipment and specifically comprises an antenna array surface, a rotary table, a lifting connecting rod, an inverted-vertical oil cylinder, a lifting oil cylinder, an upper supporting rod and a lower supporting rod. The cascade inverted-vertical and follow-up supporting device for the radar antenna has the characteristics of compact structure, simplicity in operation, high maneuverability and the like, and safety problems of array surface deflection, instability and the like caused by eccentricity when the antenna rotates are avoided.
Description
Technical Field
The invention relates to radar equipment, in particular to a cascade, inverted vertical and follow-up supporting device for a weak-rigidity radar antenna.
Background
In a limited structural space, realizing the stability and synchronization of the radar antenna and inverting the vertical direction is one of the main research contents of the maneuvering radar. For the inverted vertical mechanism of the weak-rigidity antenna array surface, a trapezoidal screw rod or a single group of hydraulic cylinders are adopted for direct driving in the past, the structural arrangement is loose, a detection feedback link is lacked in the system, the real-time control and adjustment of the action speed of the system cannot be realized, the overall structural layout and the attractiveness of the whole machine are greatly influenced, and the stability and the synchronism of the action cannot be guaranteed.
The method of carrying out hierarchical series connection and antenna strut follow-up support on the two groups of mechanisms is adopted, the radar antenna array surface can be inverted and erected in a limited structural space, the overall layout of the structure is convenient to optimize, and the operation of an antenna frame removing system is greatly simplified. The device can realize the stable and synchronous inverted erection of the weak-rigidity antenna array surface by means of automatic inverted-vertical angle detection, in-place detection of the automatic locking mechanism, automatic locking and unlocking and the like, and greatly improves the maneuverability of the radar and the automation degree of the whole machine.
Disclosure of Invention
The invention aims to provide a cascade inverted-vertical and follow-up supporting device for a weak-rigidity radar antenna, which aims to solve the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
the weak-rigidity radar antenna cascade inverted-vertical and follow-up supporting device comprises an antenna array surface, a rotary table, a lifting connecting rod, an inverted-vertical oil cylinder, a lifting oil cylinder, an upper supporting rod and a lower supporting rod, wherein the bottom of the antenna array surface is respectively and fixedly connected with an upper supporting rod support, an inverted-vertical oil cylinder rod end support and a lifting connecting rod array surface support, the inverted-vertical oil cylinder rod end support is positioned between the upper supporting rod support and the lifting connecting rod array surface support, the upper supporting rod support and the lifting connecting rod array surface support are respectively positioned on the right side and the left side of the inverted-vertical oil cylinder rod end support, the surface of the upper supporting rod support is rotatably connected with one end of the upper supporting rod close to the antenna array surface, the inverted-vertical oil cylinder rod end support is rotatably connected with one end of the inverted-vertical oil cylinder close to the antenna array surface, the surface of the lifting connecting rod array surface support is rotatably connected with one end, far away from the rotary table, of the lifting connecting rod, and one side of the rotary table is fixedly connected with a lifting oil cylinder end support, The antenna array surface lifting device comprises a lifting connecting rod rotary table support, an inverted vertical oil cylinder end support, a lower supporting rod support and a lifting locking support, wherein the lifting oil cylinder end support is positioned at the position close to the left side of the front of a rotary table, the lifting connecting rod rotary table support is positioned at the left side of the lifting oil cylinder end support, the inverted vertical oil cylinder end support is positioned at the right side of the lifting connecting rod rotary table support, the lower supporting rod support is fixedly connected at the front of the inverted vertical oil cylinder end support, the lifting oil cylinder is rotatably connected on the surface of the lifting oil cylinder end support, a lifting locking mechanism is arranged at the middle position of the lifting connecting rod, one end of the lifting oil cylinder, far away from the lifting oil cylinder end support, is fixedly connected with the surface of the lifting locking mechanism, one end of the lifting connecting rod, the inverted vertical oil cylinder and the upper supporting rod, far away from an antenna array surface is respectively rotatably connected with the surfaces of the lifting connecting rod rotary table support, the inverted vertical oil cylinder end support and the lower supporting rod support, and one end of the lifting connecting rod array surface of the lifting connecting rod is provided with an angle encoder, the front of lifting connecting rod is provided with lifting locking pinhole, lifting locking pinhole is located between angle encoder and the lifting locking mechanism, the one end that goes up the vaulting pole and be close to each other down rotates to be connected, the vaulting pole rotates to be connected on the surface of vaulting pole support down.
As a further scheme of the invention: the surface of the upper supporting rod is respectively provided with a supporting rod locking mechanism, a supporting rod rotating shaft and a screw rod structure, the supporting rod locking mechanism is located above the supporting rod rotating shaft, the screw rod structure is arranged at the left side position of the upper supporting rod, and the screw rod structure is located between the supporting rod locking mechanism and the supporting rod rotating shaft.
As a further scheme of the invention: the screw structure includes screw rod, adjusting screw, adjusting nut, positive tooth lock nut and anti-tooth lock nut, and positive tooth lock nut cup joints on the surface of screw rod, and adjusting nut threaded connection is in the one end of screw rod, and adjusting nut's the other end and one side threaded connection of anti-tooth lock nut, adjusting screw then rotate to connect and keep away from one side of adjusting nut at anti-tooth lock nut.
As a further scheme of the invention: and a stay bar locking pin hole is formed in one end, close to the stay bar rotating shaft, of the lower stay bar.
As a further scheme of the invention: the inverted vertical oil cylinder adopts a self-locking oil cylinder locked by a steel ball which extends in place.
As a further scheme of the invention: and the antenna array surface, the lifting connecting rod and the inverted vertical oil cylinder form a variable triangular mechanism in the state after being lifted in place.
As a still further scheme of the invention: the operation method comprises the following steps:
the method comprises the following steps that firstly, a lifting oil cylinder extends to drive a lifting connecting rod to rotate anticlockwise, so that the right end of an antenna array surface rotates downwards, then a reverse-vertical oil cylinder extends to lift the middle end position of the antenna array surface, and therefore the antenna array surface can realize vertical reversing action from degree to degree;
and step two, after the antenna array surface is vertically lifted in place, the antenna array surface is supported by the upper support rod and the lower support rod, so that the antenna array surface is stabilized, when the antenna array surface is horizontally lifted, the lifting oil cylinder and the lifting connecting rod are required to be contracted to form a parallelogram structure together with the antenna array surface and the lifting connecting rod, and then the antenna array surface is horizontally lifted by driving of the lifting oil cylinder.
Compared with the prior art, the invention has the beneficial effects that:
1. the cascade inverting and follow-up supporting device for the radar antenna has the advantages of being compact in structure, simple to operate, high in maneuverability and the like, has good universality, can be particularly used in occasions with extremely limited arrangement space of an inverting and erecting mechanism, meets the requirement that the furled state of the radar antenna does not exceed the boundary of a transportation outline, ensures that the center of gravity of the radar antenna is located at the geometric center of a rotary table in two working and transportation states, and avoids safety problems such as deflection and instability of a array surface caused by eccentricity when the antenna rotates.
2. The stable and synchronous inverted erection of the weak-rigidity antenna array surface is realized by arranging an angle encoder at the position of the array surface rotating shaft, adopting inverted erection angle feedback control, combining means of automatic locking and unlocking, automatic locking in-place detection and the like.
3. When the array surface middle block subarray unit needs to be maintained, the inverted vertical oil cylinder is extended to the limit position and self-locked only in the array surface transportation state, the array surface is quickly converted into the maintenance state, and the operation rapidness and the safety of maintenance personnel are improved.
Therefore, the invention has wide application prospect in occasions where the radar antenna needs to be inverted, erected and supported
Drawings
Fig. 1 is a schematic structural diagram of an elevation view of an antenna array face inverted-vertical and follow-up supporting device mechanism of a weak-rigidity radar antenna cascade inverted-vertical and follow-up supporting device.
Fig. 2 is a schematic diagram of a rear view structure of a weak-rigidity radar antenna cascade inverted-vertical and servo supporting device in a state that an antenna array surface of the device is inverted-vertical and a servo supporting device mechanism is maintained.
Fig. 3 is a schematic structural diagram of an antenna array surface inverted vertical and follow-up supporting device mechanism in a weak stiffness radar antenna cascade inverted vertical and follow-up supporting device in a horizontal state.
Fig. 4 is a schematic structural diagram of a cascade inverted-vertical and follow-up supporting device of a weak-stiffness radar antenna when an antenna array surface is inverted-vertical and a follow-up supporting device mechanism is lifted.
Fig. 5 is a schematic structural diagram of a screw rod position in a cascade inverted-vertical and follow-up supporting device of a weak-rigidity radar antenna.
In the figure: 1. an antenna array plane; 2. a turntable; 3. lifting the connecting rod; 4. an inverted vertical oil cylinder; 5. lifting the oil cylinder; 6. an upper stay bar; 7. a lower stay bar; 8. a strut locking mechanism; 9. a locking mechanism is lifted in place; 10. an upper brace rod support; 11. a support at the rod end of the inverted vertical oil cylinder; 12. lifting the connecting rod array surface support; 13. lifting a cylinder end support; 14. lifting the connecting rod turntable support; 15. a cylinder end support of the inverted vertical oil cylinder; 16. a lower stay bar support; 17. an angle encoder; 18. lifting and locking the turntable support; 19. lifting the locking pin hole; 20. a stay bar rotating shaft; 21. a brace locking pin hole; 22. a screw; 23. adjusting the screw rod; 24. adjusting the nut; 25. aligning and tightening the nut; 26. and the nut is tightened by reversely screwing.
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, in an embodiment of the present invention, a weak-stiffness radar antenna cascade inverted vertical and follow-up supporting device includes an antenna array 1, a turntable 2, a lifting link 3, an inverted vertical cylinder 4, a lifting cylinder 5, an upper brace 6, and a lower brace 7, the bottom of the antenna array 1 is fixedly connected with an upper brace support 10, an inverted vertical cylinder rod end support 11, and a lifting link array support 12, the inverted vertical cylinder rod end support 11 is located between the upper brace support 10 and the lifting link array support 12, the upper brace support 10 and the lifting link array support 12 are respectively located on the right side and the left side of the inverted vertical cylinder rod end support 11, the surface of the upper brace support 10 is rotatably connected with one end of the upper brace 6 close to the antenna array 1, the inverted vertical cylinder rod end support 11 is rotatably connected with one end of the inverted vertical cylinder 4 close to the antenna array 1, the surface of the lifting link array support 12 is rotatably connected with one end of the lifting link 3 far from the turntable 2, one side of the turntable 2 is fixedly connected with a lifting cylinder barrel end support 13, a lifting connecting rod turntable support 14, an inverted vertical cylinder barrel end support 15, a lower support rod support 16 and a lifting locking support 18, the lifting cylinder barrel end support 13 is positioned at a position close to the left side of the front surface of the turntable 2, the lifting connecting rod turntable support 14 is positioned at the right side of the lifting cylinder barrel end support 13, the inverted vertical cylinder barrel end support 15 is positioned at the right side of the lifting connecting rod turntable support 14, the lower support rod support 16 is fixedly connected with the front surface of the inverted vertical cylinder barrel end support 15, the lifting cylinder 5 is rotatably connected with the surface of the lifting cylinder barrel end support 13, a lifting locking mechanism 9 is arranged at the middle position of the lifting connecting rod 3, one end of the lifting cylinder 5, far away from the lifting cylinder barrel end support 13, is fixedly connected with the surface of the lifting locking mechanism 9, one ends of the lifting connecting rod 3, the inverted vertical cylinder 4 and the turntable upper support 6, far away from the antenna array surface 1, are respectively connected with the lifting connecting rod support 14, The cylinder end support 15 of the inverted vertical cylinder is rotatably connected with the surface of the lower support rod support 16, and an angle encoder 17 is arranged at one end of the lifting connecting rod 3 connected with the lifting connecting rod array surface support 12.
The front surface of the lifting connecting rod 3 is provided with a lifting locking pin hole 19, the lifting locking pin hole 19 is positioned between an angle encoder 17 and a lifting locking mechanism 9, one end of an upper support rod 6, which is close to a lower support rod 7, is rotatably connected, the surface of the upper support rod 6 is respectively provided with a support rod locking mechanism 8, a support rod rotating shaft 20 and a screw rod structure, the support rod locking mechanism 8 is positioned above the support rod rotating shaft 20, the screw rod structure is arranged at the left side of the upper support rod 6, the screw rod structure is positioned between the support rod locking mechanism 8 and the support rod rotating shaft 20, the screw rod structure comprises a screw rod 22, an adjusting screw rod 23, an adjusting nut 24, an orthodontic parallel tightening nut 25 and an inverted parallel tightening nut 26, the orthodontic parallel tightening nut 25 is sleeved on the surface of the screw rod 22, the adjusting nut 24 is in threaded connection at one end of the screw rod 22, the other end of the adjusting nut 24 is in threaded connection with one side of the inverted parallel tightening nut 26, the adjusting screw rod 23 is rotatably connected at one side of the inverted parallel tightening nut 26, the adjusting screw rod 23, which is far away from the adjusting nut 24, the lower support rod 7 is rotatably connected to the surface of the lower support rod support 16, a support rod locking pin hole 21 is formed in one end, close to the support rod rotating shaft 20, of the lower support rod 7, and the antenna array surface 1, the lifting connecting rod 3 and the inverted vertical oil cylinder 4 form a variable triangular mechanism in a lifted state.
The cascade inverted vertical and follow-up supporting device of the radar antenna can be decomposed into two-stage motion. The first-stage movement is that the antenna array surface 1 is connected with a lifting connecting rod 3, an inverted vertical oil cylinder 4 and an upper support rod 6 through a lifting connecting rod array surface support 12, an inverted vertical oil cylinder rod end support 11 and an upper support rod support 10, and the other end of the antenna array surface is respectively connected with a rotary table 2 through a lifting connecting rod lower support 14, an inverted vertical oil cylinder end support 15 and a lower support rod support 16. The antenna array surface 1 is horizontally lifted after being driven by the lifting oil cylinder 5, the lifting in-place state is shown in figure 4, and then the lifting connecting rod 3 and the rotary table 2 are locked by the lifting locking mechanism 9 through the rotary table locking support 18 and the lifting locking pin hole 19; the upper stay bar 6 and the lower stay bar 7 realize follow-up through an upper stay bar support 10, a lower stay bar support 16 and a stay bar rotating shaft 20. The second-stage movement is on the basis that the first-stage movement is in place, a variable triangular mechanism is composed of the antenna array face 1, the lifting connecting rod 3 and the inverted vertical oil cylinder 4, the hinged position of the lifting connecting rod array face support 12 and the lifting connecting rod 3 serves as a rotation center, and the inverted vertical oil cylinder 4 is driven to finally realize the inverted vertical action of 0-80 degrees of the antenna array face, at the moment, the upper support rod 6 and the lower support rod 7 move to be in the state shown in figure 1, the upper support rod and the lower support rod are connected into a whole through the locking pin holes 21 and the support rod locking mechanism 8, the auxiliary supporting effect of the working state of the antenna array face is realized, the inverted vertical oil cylinder 4 adopts the extended in-place steel ball locking self-locking oil cylinder, and the long-term position keeping of the antenna array face in the working state is realized.
And under the condition that the wind speed is 30m/s, carrying out stress analysis on the array surface inverted vertical mechanism. When the array surface is vertical, the action sequence is as follows: the antenna array surface is in a transportation state, the lifting oil cylinder extends firstly, after the lifting action extends to the position, the inverted vertical oil cylinder starts to work, after the lifting action extends to the extreme position, the array surface is erected to 80 degrees, and during the lifting process of the array surface.
Example 1
In the lifting process of the antenna array surface 1, a lifting oil cylinder works in the lifting process, the lifting action time is 10s, the stress curve of the lifting oil cylinder is obtained, the maximum bearing tension of a turntable support at the lifting initial position is 5.7 tons, the maximum stress of a lifting connecting rod at the initial moment in the lifting process is 183MPa, an inverted vertical oil cylinder is always in a retraction state in the lifting process, a bearing component in a parallelogram mechanism is arranged at the moment, the maximum bearing stress of the inverted vertical oil cylinder at the initial state is obtained, namely the turntable and the array surface support bear the maximum pressure of 15.1 tons.
Example 2
And (3) the antenna array surface 1 is inverted to the vertical process, after the array surface lifting action is finished, the array surface is inverted to the vertical process, the inverted vertical oil cylinder works, and the inverted vertical action time is 10 s. The stress condition of the inverted vertical oil cylinder is that the maximum pressure of the inverted vertical oil cylinder is in a positive wind state and is 4.2 tons. The cylinder diameter phi of the inverted vertical oil cylinder is 70mm, the rod diameter phi is 40mm, the maximum pressure P =10.9MPa of the rodless cavity is adopted, the use requirement is met, the maximum tensile force of the inverted vertical oil cylinder is in an upwind state, and the array surface is erected at a state angle: at 80 deg., 5.3 tons. The cylinder diameter phi of the reverse-vertical oil cylinder is 70mm, the rod diameter phi is 40mm, and the maximum pressure P =16.2MPa of the rod cavity meets the use requirement.
The operation method comprises the following steps:
step one, driving a lifting connecting rod 3 to rotate anticlockwise through extension of a lifting oil cylinder 5, so that the right end of an antenna array surface 1 rotates downwards, and then lifting the middle end position of the antenna array surface 1 through extension of an inverted vertical oil cylinder 4, so that the antenna array surface 1 realizes inverted vertical movement from 0-80 degrees;
and step two, after the antenna array surface 1 is vertically lifted in place, the antenna array surface 1 is supported by the upper support rod 6 and the lower support rod 7, so that the antenna array surface 1 is stable, when the antenna array surface is horizontally lifted, the lifting oil cylinder 5 and the lifting connecting rod 3 are required to be contracted to form a parallelogram structure together with the antenna array surface 1 and the lifting connecting rod 3, and then the antenna array surface 1 is horizontally lifted by driving of the lifting oil cylinder 5.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof.
Claims (7)
1. A weak rigidity radar antenna cascade inverted-vertical and follow-up supporting device comprises an antenna array surface (1), a rotary table (2), a lifting connecting rod (3), an inverted-vertical oil cylinder (4), a lifting oil cylinder (5), an upper supporting rod (6) and a lower supporting rod (7), and is characterized in that the bottom of the antenna array surface (1) is fixedly connected with an upper supporting rod support (10), an inverted-vertical oil cylinder rod end support (11) and a lifting connecting rod array surface support (12) respectively, the inverted-vertical oil cylinder rod end support (11) is positioned between the upper supporting rod support (10) and the lifting connecting rod array surface support (12), the upper supporting rod support (10) and the lifting connecting rod array surface support (12) are positioned on the right side and the left side of the inverted-vertical oil cylinder rod end support (11) respectively, the surface of the upper supporting rod support (10) is rotatably connected with one end, close to the antenna (1), of the inverted-vertical oil cylinder rod end support (11) is rotatably connected with one end, close to the antenna array surface (1), of the inverted-vertical oil cylinder (4), the surface of the lifting connecting rod array surface support (12) is rotatably connected with one end of a lifting connecting rod (3) far away from the rotary table (2), one side of the rotary table (2) is fixedly connected with a lifting oil cylinder barrel end support (13), a lifting connecting rod rotary table support (14), an inverted vertical oil cylinder barrel end support (15), a lower stay bar support (16) and a lifting locking support (18), the lifting oil cylinder barrel end support (13) is positioned on the front side of the rotary table (2) and close to the left position, the lifting connecting rod rotary table support (14) is positioned on the right side of the lifting oil cylinder barrel end support (13), the inverted vertical oil cylinder barrel end support (15) is positioned on the right side of the lifting connecting rod rotary table support (14), the lower stay bar support (16) is fixedly connected on the front side of the inverted vertical oil cylinder barrel end support (15), the lifting oil cylinder (5) is rotatably connected on the surface of the lifting oil cylinder barrel end support (13), and a lifting locking mechanism (9) is arranged at the middle position of the lifting connecting rod (3), one end of the lifting oil cylinder (5) far away from the cylinder end support (13) of the lifting oil cylinder is fixedly connected with the surface of the lifting locking mechanism (9), one end of the lifting connecting rod (3), the inverted vertical oil cylinder (4) and the upper support rod (6) far away from the antenna array surface (1) are respectively and rotationally connected with the surfaces of a lifting connecting rod turntable support (14), an inverted vertical oil cylinder end support (15) and a lower support rod support (16), one end of the lifting connecting rod (3) connected with the lifting connecting rod array surface support (12) is provided with an angle encoder (17), the front surface of the lifting connecting rod (3) is provided with a lifting locking pin hole (19), the lifting locking pin hole (19) is positioned between the angle encoder (17) and the lifting locking mechanism (9), the end of the upper stay bar (6) close to the lower stay bar (7) is rotatably connected, the lower support rod (7) is rotatably connected to the surface of the lower support rod support seat (16).
2. The weak-rigidity radar antenna cascade inverted vertical and follow-up supporting device as claimed in claim 1, wherein the surface of the upper stay (6) is provided with a stay locking mechanism (8), a stay rotating shaft (20) and a screw structure respectively, the stay locking mechanism (8) is located above the stay rotating shaft (20), the screw structure is arranged at the left side position of the upper stay (6), and the screw structure is located between the stay locking mechanism (8) and the stay rotating shaft (20).
3. The weak-rigidity radar antenna cascade inverted-vertical follow-up supporting device as claimed in claim 2, wherein the screw structure comprises a screw (22), an adjusting screw (23), an adjusting nut (24), an orthodontic tightening nut (25) and an anti-orthodontic tightening nut (26), the orthodontic tightening nut (25) is sleeved on the surface of the screw (22), the adjusting nut (24) is in threaded connection with one end of the screw (22), the other end of the adjusting nut (24) is in threaded connection with one side of the anti-orthodontic tightening nut (26), and the adjusting screw (23) is rotatably connected to one side, away from the adjusting nut (24), of the anti-orthodontic tightening nut (26).
4. The cascaded inverted vertical and follow-up support device for the weak-rigidity radar antenna as claimed in claim 1, wherein one end of the lower support rod (7) close to the support rod rotating shaft (20) is provided with a support rod locking pin hole (21).
5. The weak-rigidity radar antenna cascade inverted-vertical and follow-up supporting device as claimed in claim 1, wherein the inverted-vertical oil cylinder (4) is a steel ball lock self-locking oil cylinder which extends to a proper position.
6. The weak-rigidity radar antenna cascade inverted-vertical and follow-up supporting device as claimed in claim 1, wherein the antenna array surface (1) forms a variable triangular mechanism with the lifting connecting rod (3) and the inverted-vertical oil cylinder (4) in a lifted state.
7. The operation method of the weak-rigidity radar antenna cascade inverted-vertical and follow-up supporting device according to claim 1, is characterized by comprising the following steps of:
step one, the lifting oil cylinder (5) extends to drive the lifting connecting rod (3) to rotate anticlockwise, so that the right end of the antenna array surface (1) rotates downwards, then the inverted vertical oil cylinder (4) extends to lift the middle end of the antenna array surface (1), and therefore the inverted vertical action of the antenna array surface (1) from 0-80 degrees is achieved;
and step two, after the antenna array surface (1) is vertically lifted in place, the antenna array surface (1) is supported by the upper support rod (6) and the lower support rod (7), so that the antenna array surface (1) is stabilized, when the antenna array surface is horizontally lifted, the lifting oil cylinder (5) and the lifting connecting rod (3) are required to be contracted to form a parallelogram structure together with the antenna array surface (1) and the lifting connecting rod (3), and then the antenna array surface (1) is horizontally lifted by the driving of the lifting oil cylinder (5).
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| CN202011253864.6A CN112382841B (en) | 2020-11-11 | 2020-11-11 | Cascade, inverted and follow-up supporting device for weak-rigidity radar antenna |
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| CN202011253864.6A CN112382841B (en) | 2020-11-11 | 2020-11-11 | Cascade, inverted and follow-up supporting device for weak-rigidity radar antenna |
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| CN114865270B (en) * | 2022-04-24 | 2023-06-30 | 中国电子科技集团公司第三十八研究所 | Electromechanical automatic erection system of multi-joint transmission radar and control method |
| CN114877203B (en) * | 2022-04-25 | 2023-04-21 | 中国电子科技集团公司第二十九研究所 | Electro-hydraulic mixed full-angle pitching mechanism and method for ultra-wide flat plate unit |
| CN114923070B (en) * | 2022-04-25 | 2023-10-13 | 中国电子科技集团公司第二十九研究所 | Electro-hydraulic mixed pitching multi-rod mechanism and method for ultra-wide flat plate unit |
| CN115425383B (en) * | 2022-09-13 | 2024-04-12 | 中国电子科技集团公司第二十九研究所 | Relay type antenna array plane unfolding and folding mechanism |
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| CN108832258A (en) * | 2018-06-25 | 2018-11-16 | 安徽尼古拉电子科技有限公司 | A kind of folding device of the motor-driven large-scale antenna front radar of vehicle-mounted height |
| CN109659662A (en) * | 2019-01-28 | 2019-04-19 | 中国电子科技集团公司第三十八研究所 | A kind of antenna deployment mechanism of telescopic boom |
| CN210439756U (en) * | 2019-07-31 | 2020-05-01 | 南京俊东机电设备有限公司 | Truss type hydraulic lifting tower |
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