CN210111024U - Three-point high-rigidity supporting device for space of array surface of heavy-load radar antenna - Google Patents
Three-point high-rigidity supporting device for space of array surface of heavy-load radar antenna Download PDFInfo
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- CN210111024U CN210111024U CN201921284049.9U CN201921284049U CN210111024U CN 210111024 U CN210111024 U CN 210111024U CN 201921284049 U CN201921284049 U CN 201921284049U CN 210111024 U CN210111024 U CN 210111024U
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- array surface
- seat
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- antenna array
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- 238000002360 preparation method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
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Abstract
The utility model discloses a three-point high-rigidity supporting device for a space of a heavy-duty radar antenna array surface, which comprises a pitching shaft, a pitching bearing, a bearing seat, an upper supporting arm, a stable oblique beam, a lower supporting arm, an antenna seat turntable, an antenna array surface, a supporting mechanism, a supporting roller path, a supporting roller wheel, a supporting seat and an adjusting shim; the antenna array surface is connected with the bearing seat through a pitching shaft; and the upper support arm, the stable oblique beam and the lower support arm are supported to the antenna pedestal turntable in sequence; the inner side of the supporting raceway is fixed with the antenna array surface, the outer side of the supporting raceway is in contact with a supporting roller, the supporting roller is arranged on a supporting seat, and the bottom of the supporting seat is fixed on an antenna pedestal turntable; a driving wheel is arranged between the supporting rollers to realize the pitching rotation motion of the antenna array surface; be equipped with adjusting shim between supporting roller and supporting seat, the thickness of accessible adjusting shim adjusts the utility model discloses the holding power of device.
Description
Technical Field
The utility model relates to a strutting arrangement especially relates to a big span, heavy load radar antenna array face space three point high rigidity strutting arrangement.
Background
The radar antenna array plane rotating in two dimensions of azimuth and elevation usually adopts an elevation double-arm antenna base to support the antenna array plane.
The core technology of array surface support is that mounting flanges and shaft holes are arranged on the left side and the right side of an array surface, and a rotating shaft of a pitching double-support arm of an antenna base is sleeved in the left shaft hole and the right shaft hole of the antenna array surface and is fixed with the flange surface. Because the array surface can only be supported by the support arms at the left side and the right side, when the large array surface structure is designed facing a large array surface with the weight of more than 100 tons and the distance between the mounting flanges at the left side and the right side of more than 10 meters, the array surface has the problems of large deformation, low precision and high stress of the mounting flanges at the left side and the right side.
Therefore, the problems of the existing supporting device are as follows: the large-scale array surface is supported by two points on the left and right, the weight of the large-scale array surface is more than 100 tons, the mounting flanges on the left and right sides are more than 10 meters away, the array surface deformation is large, the precision is low, and the technical index requirements are difficult to meet.
SUMMERY OF THE UTILITY MODEL
Aiming at a large array plane with the weight of more than 100 tons and the distance between mounting flanges on the left side and the right side of more than 10 meters, in order to reduce the deformation problem of the array plane and improve the structural precision of the array plane, a three-point high-rigidity supporting device of the array plane space of the heavy-duty radar antenna is provided.
In order to solve the above problem, the utility model adopts the following technical scheme: namely, the three-point high-rigidity supporting device for the space of the antenna array surface of the heavy-duty radar comprises a pitching shaft, a pitching bearing, a bearing seat, an upper supporting arm, a stable oblique beam, a lower supporting arm, an antenna seat turntable and an antenna array surface; the antenna array surface is connected with the bearing seat through a pitching shaft; and the upper support arm, the stable oblique beam and the lower support arm are supported to the antenna pedestal turntable in sequence; the antenna array surface fixing device is characterized by further comprising a supporting mechanism, a supporting roller path, a supporting roller wheel, a supporting seat and an adjusting gasket, wherein the inner side of the supporting roller path is fixed with the antenna array surface, the outer side of the supporting roller path is in contact with the supporting roller wheel, the supporting roller wheel is installed on the supporting seat, and the bottom of the supporting seat is fixed on the antenna seat rotary table; a driving wheel is arranged between the supporting rollers to realize the pitching rotation motion of the antenna array surface; be equipped with adjusting shim between supporting roller and supporting seat, the thickness of accessible adjusting shim adjusts the utility model discloses the holding power of device.
The supporting roller path is arc-shaped.
The supporting roller path is provided with a through hole, so that the weight reduction effect is achieved.
Partial weight load of the antenna array surface is transmitted to the antenna pedestal rotary table through the supporting roller path, the supporting roller, the supporting seat and the adjusting shim, so that left and right pitching shaft load is shared, left and right two-point support of the variable antenna array surface is left and right three-point support and middle three-point support, and deformation of the antenna array surface is reduced.
Compared with the prior art, the utility model, following beneficial effect has:
1. the utility model has small array surface deformation and high precision;
2. the utility model provides a weight more than 100 tons, the high rigidity of big span heavy load radar array area supports technical problem more than 10 meters.
3. The stress at the left and right supports is obviously reduced.
4. The utility model discloses an increasing bearing structure in antenna revolving stage middle part department and realizing the support to antenna array face middle part, becoming traditional both sides point-to-point support of antenna array face and becoming both sides and middle part three point support, reducing array face structural deformation and controlling coupling flange stress. The structure design is ingenious and compact, the work is reliable, an electric servo control system is not needed, and the implementation cost is low.
5. Three point support technique, but wide application in military use and civilian large-span heavy load radar array high rigidity support.
Drawings
Fig. 1 is a schematic diagram of the prior art antenna array support principle.
Fig. 2 is a schematic view of the supporting principle of the present invention.
Fig. 3 is a schematic diagram of a structure of a conventional antenna array support.
Fig. 4 is a schematic structural diagram of a three-point high-rigidity supporting device in a heavy-duty radar antenna array surface space.
Fig. 5 is a schematic view of the new supporting structure of the device of the present invention.
The antenna comprises a base, a pitching shaft, a pitching bearing, a bearing seat, an upper support arm, a stable inclined beam, a lower support arm, a turntable, a rotating platform, an antenna seat, a supporting roller path, a supporting mechanism, a supporting roller, a supporting seat, a supporting gasket, an adjusting gasket, an inner side, a supporting roller path, a supporting roller, a.
Detailed Description
The present invention will be further explained below.
As shown in fig. 1 and 3, the weight support of the prior antenna array surface is shared by a left support 1-a and a right support 1-B. As shown in figures 2 and 4, the utility model discloses set up the middle part and supported 1-C and share to reduce the position of a battle array gravity arm of force, reduce the position of a battle array and warp, improve the position of a battle array precision.
As shown in fig. 2, 4 and 5, the utility model provides a three-point high-rigidity supporting device for a space of a heavy-duty radar antenna array surface, which comprises a pitching shaft 1, a pitching bearing 2, a bearing seat 3, an upper supporting arm 4, a stable oblique beam 5, a lower supporting arm 6, an antenna pedestal turntable 7, an antenna array surface 8, an arc-shaped supporting raceway 9, a supporting mechanism 10, a supporting roller 11, a supporting seat 12 and an adjusting shim 13; the antenna array surface 8 is connected with the bearing seat 3 through the pitching shaft 1; and the upper support arm 4, the stable oblique beam 5 and the lower support arm 6 are supported to an antenna pedestal turntable 7 in sequence; the inner side 14 of the supporting roller path 9 is fixed with the antenna array surface 8, the outer side 15 of the supporting roller path is contacted with a supporting roller 11, the supporting roller 11 is arranged on a supporting seat 12, and the bottom of the supporting seat 12 is fixed on the antenna pedestal rotary table 7. Between the support rollers 11 there are drive wheels 16. An adjusting shim 13 is arranged between the supporting roller 11 and the supporting seat 12, and the thickness of the adjusting shim 13 is adjusted according to the required supporting. The thickness of the adjusting shim is determined according to the load needing to be borne by the middle part and the deformation of the antenna array surface 8 needing to be reduced. The supporting roller path is provided with a through hole 17.
According to the requirement of the antenna array surface precision, the required supporting force is solved by adopting a simulation means; jacking the antenna array surface by adopting a jacking device according to the supporting force determined by simulation; measuring the distance between the supporting roller path and the supporting roller; the thickness of the gasket is adjusted according to the measuring distance; mounting the repaired adjusting shim at the position shown in the figure; and removing the top bracing device.
The utility model discloses reliable operation, structural design is ingenious, compact, realizes 35 tons of loads and the 0.5mm plane degree index requirement of face, satisfies system operation requirement.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.
Claims (3)
1. A three-point high-rigidity supporting device for a space of a heavy-duty radar antenna array surface comprises a pitching shaft (1), a pitching bearing (2), a bearing seat (3), an upper support arm (4), a stable oblique beam (5), a lower support arm (6), an antenna seat rotary table (7) and an antenna array surface (8); the antenna array surface (8) is connected with the bearing seat (3) through the pitching shaft (1); and the upper support arm (4), the stable oblique beam (5) and the lower support arm (6) are supported to an antenna pedestal turntable (7) in sequence; it is characterized in that the preparation method is characterized in that,
the device also comprises a supporting mechanism (10), a middle supporting roller path (9), a supporting roller (11), a supporting seat (12), an adjusting gasket (13) and a driving wheel (16); the inner side (14) of the supporting roller path (9) is fixed with the antenna array surface (8), the outer side (15) of the supporting roller path is contacted with a supporting roller (11), the supporting roller (11) is installed on a supporting seat (12), and the bottom of the supporting seat (12) is fixed on an antenna pedestal turntable (7); a driving wheel (16) is arranged between the supporting rollers (11); an adjusting gasket (13) is arranged between the supporting roller (11) and the supporting seat (12).
2. The high-rigidity supporting device for three points in the front space of a heavy-duty radar antenna as claimed in claim 1, wherein the supporting roller path (9) is arc-shaped.
3. The high-rigidity supporting device for three points in the front space of a heavy-duty radar antenna as claimed in claim 1, wherein the supporting roller path (9) is provided with through holes (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921284049.9U CN210111024U (en) | 2019-08-09 | 2019-08-09 | Three-point high-rigidity supporting device for space of array surface of heavy-load radar antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921284049.9U CN210111024U (en) | 2019-08-09 | 2019-08-09 | Three-point high-rigidity supporting device for space of array surface of heavy-load radar antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210111024U true CN210111024U (en) | 2020-02-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921284049.9U Withdrawn - After Issue CN210111024U (en) | 2019-08-09 | 2019-08-09 | Three-point high-rigidity supporting device for space of array surface of heavy-load radar antenna |
Country Status (1)
| Country | Link |
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| CN (1) | CN210111024U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110364806A (en) * | 2019-08-09 | 2019-10-22 | 中国电子科技集团公司第十四研究所 | A kind of heavy duty antenna arrays of radar 3, space high rigidity support device and method |
| CN111478015A (en) * | 2020-06-08 | 2020-07-31 | 中国电子科技集团公司第十四研究所 | High-precision driving and supporting integrated device for large heavy-load phased array antenna array surface |
| CN110364806B (en) * | 2019-08-09 | 2024-06-07 | 中国电子科技集团公司第十四研究所 | Three-point high-rigidity supporting device and method for space of array surface of heavy-duty radar antenna |
-
2019
- 2019-08-09 CN CN201921284049.9U patent/CN210111024U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110364806A (en) * | 2019-08-09 | 2019-10-22 | 中国电子科技集团公司第十四研究所 | A kind of heavy duty antenna arrays of radar 3, space high rigidity support device and method |
| CN110364806B (en) * | 2019-08-09 | 2024-06-07 | 中国电子科技集团公司第十四研究所 | Three-point high-rigidity supporting device and method for space of array surface of heavy-duty radar antenna |
| CN111478015A (en) * | 2020-06-08 | 2020-07-31 | 中国电子科技集团公司第十四研究所 | High-precision driving and supporting integrated device for large heavy-load phased array antenna array surface |
| CN111478015B (en) * | 2020-06-08 | 2021-05-04 | 中国电子科技集团公司第十四研究所 | High-precision driving and supporting integrated device for large heavy-load phased array antenna array surface |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200221 Effective date of abandoning: 20240607 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20200221 Effective date of abandoning: 20240607 |