CN106154233A - Mechanical scan radar - Google Patents
Mechanical scan radar Download PDFInfo
- Publication number
- CN106154233A CN106154233A CN201610644163.2A CN201610644163A CN106154233A CN 106154233 A CN106154233 A CN 106154233A CN 201610644163 A CN201610644163 A CN 201610644163A CN 106154233 A CN106154233 A CN 106154233A
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- China
- Prior art keywords
- oil groove
- radar
- oil
- oilhole
- groove
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Radar Systems Or Details Thereof (AREA)
- Sliding-Contact Bearings (AREA)
Abstract
The invention discloses a kind of mechanical scan radar, it includes radar pedestal and is located at the antenna above radar pedestal, described antenna is rotatably assorted with radar pedestal by a rotating shaft, it is characterized in that: rotating shaft is vertically arranged, the lateral wall of antenna upper surface near with rotating shaft is fixed, the lower surface of rotating shaft is rotatably assorted with radar pedestal by a dynamic and static pressure plane bearing, in described rotating shaft, the position between antenna and radar pedestal is arranged with a guide bearing, described rotating shaft is rotatably assorted with guide bearing, and described guide bearing is fixed with radar pedestal by connecting rod.The present invention provides a kind of mechanical scan radar, and the load of its plane bearing is big, good stability, thus ensures the normal use of radar.
Description
Technical field
The present invention relates to the technical field of radar, specifically a kind of mechanical scan radar.
Background technology
Mechanical scan radar is as a kind of traditional radar system, and it is widely used in Military Early Warning.Therefore
For above-mentioned pre-police radar, it needs to ensure high reliability, and this type of its antenna part of mechanical scan radar needs
Wanting continual rotation, in prior art, general utilization ball plane bearing or needle roller plane bearing etc. are used for lifting sky
Line, and along with the development of current aircraft (including aircraft, guided missile etc.) stealth technology, the radar of air defense early warning is responsible on ground
Also develop towards directions such as maximization and quick responses.This type of radar maximized, its antenna part, also with increase, is directly led
The load causing to be subject on plane bearing increases, and this service life resulting in plane bearing reduces, and affects the reliability of radar.
Summary of the invention
The technical problem to be solved is: provide a kind of mechanical scan radar, the load of its plane bearing is big,
Good stability, thus ensure the normal use of radar.
The technical solution used in the present invention is: provide a kind of mechanical scan radar, and it includes radar pedestal and is located at
Antenna above radar pedestal, described antenna is rotatably assorted with radar pedestal by a rotating shaft, it is characterised in that: rotating shaft is along vertically
Direction is arranged, and the lateral wall of antenna upper surface near with rotating shaft is fixed, and dynamic and static pressure plane bearing and a thunder is passed through in the lower surface of rotating shaft
Motor seat is rotatably assorted, and in described rotating shaft, position between antenna and radar pedestal is arranged with a guide bearing, described turn
Axle is rotatably assorted with guide bearing, and described guide bearing is fixed with radar pedestal by connecting rod.
Described dynamic and static pressure plane bearing includes the bearing body of a cylinder, and the lower end of bearing body is solid with radar pedestal
Fixed, the upper surface of bearing body is placed on outside radar pedestal, and the upper surface of described bearing body is positioned at center indent and is formed
Center oil groove, the seed oil groove being provided at circumferentially spaced multiple sector of Shang Yan center, the upper surface oil groove of bearing body, described axle
Hold and internal be provided with oil supplying hole, on backbone oil groove fluid, the sidewall of each seed oil Cao Jin center oil groove, be respectively equipped with one
Connect with center oil groove crosses oil groove, on the bottom land of described seed oil groove along the end positions corresponding to the circumference of bearing body respectively
Being provided with the first oilhole and the second oilhole, in bearing body, the position corresponding to each seed oil groove place is respectively provided with connection each
The first oilhole corresponding to seed oil groove and the connection oil circuit of the second oilhole.
Being provided with the transition oil groove of an annular between the oil groove of described seed oil Cao He center, each seed oil groove is respectively by respective mistake
Oil groove connects with transition oil groove, in the fluid overflow in the oil groove of center to transition oil groove.
On the medial wall of described center oil groove, nearly bottom land position is provided with one and crosses oil inclined hole, and described crosses oil inclined hole along level side
To being downwardly inclined extension, with connection transition oil groove and center oil groove.
The described aperture crossing oil oil groove position, inclined hole nearly center is less than and crosses oil position, inclined hole nearly transition oil groove place
The aperture put.
The shape of cross section of described center oil groove is circular, and the diameter of the bottom land position of described center oil groove is more than center
The diameter of oil groove notch position.
Described transition oil groove is built into the filter body of at least one porous, and described filter body is spherical structure.
On the bottom land of described seed oil groove, radial direction along bearing body deviates from the position of center oil groove and is provided with the 3rd oilhole, and the 3rd
Oilhole connects with the annular oil-recovery tank on bearing body lower surface.
An oil-recovery tank, described oil-recovery tank extending radially to along bearing body it is equipped with between two sub-oil grooves of arbitrary neighborhood
Run through the lateral wall of bearing body.
Described connection oil circuit refers to, the first oilhole and the second oilhole extend through the lower surface of bearing body, described axle
Holding indent on the lower surface of body and form a connecting groove, described connecting groove extends from the position, aperture of the first oilhole
To the position, aperture of the second oilhole, connecting groove covers a cover plate, described cover plate for sealing the first oilhole and the second oilhole
Aperture, and cover plate and connecting groove surround formation a connection channel, for connection the first oilhole and the second oilhole.
After using above structure, first the mechanical scan radar of the present invention compared with prior art has the advantage that,
Can improve the carrying of dynamic and static pressure plane bearing by improving oil pocket pressure, therefore the weight of radar antenna increases for sound
The impact flattening spherical bearing is higher, simultaneously without firmly contacting between radar antenna with dynamic and static pressure plane bearing, therefore weares and teares little, uses
Life-span is long, and secondly, without arranging ball in plane bearing, therefore cost is low.
Accompanying drawing explanation
Fig. 1 is the structural representation of the mechanical scan radar of the present invention.
Fig. 2 is the structural representation of dynamic and static pressure plane bearing part of the present invention.
Fig. 3 is the structural representation at another visual angle of Fig. 2.
Fig. 4 is the schematic top plan view of dynamic and static pressure plane bearing part of the present invention.
Fig. 5 is the cross-sectional schematic in " A-A " direction in Fig. 4.
Fig. 6 is the cross-sectional schematic in " B-B " direction in Fig. 4.
Fig. 7 is the close-up schematic view in " C " region in Fig. 6.
Wherein, 1, bearing body, 2, center oil groove, 3, seed oil groove, 4, oil supplying hole, 5, cross oil groove, the 6, first oilhole, 7, the
Two oilholes, 8, transition oil groove, 9, cross oil inclined hole, 10, filter body, the 11, the 3rd oilhole, 12, annular oil-recovery tank, 13, oil-recovery tank,
14, connecting groove, 15, cover plate, 16, pad, 17, protruding, 18, radar pedestal, 19, antenna, 20, rotating shaft, 21, guide bearing,
22, connecting rod.
Detailed description of the invention
The invention will be further described with detailed description of the invention below in conjunction with the accompanying drawings.
The present invention provides a kind of mechanical scan radar, and it includes radar pedestal 18 and is located at the sky above radar pedestal 18
Line 19, described antenna 19 is rotatably assorted with radar pedestal 18 by a rotating shaft 20, it is characterised in that: rotating shaft 20 vertically sets
Putting, the lateral wall of antenna 19 upper surface near with rotating shaft 20 is fixed, and dynamic and static pressure plane bearing and a thunder is passed through in the lower surface of rotating shaft 20
Motor seat 18 is rotatably assorted, and in described rotating shaft 20, the position between antenna 19 and radar pedestal 18 is arranged with a guide bearing
21, described rotating shaft 20 is rotatably assorted with guide bearing 21, and described guide bearing 21 is solid with radar pedestal 18 by connecting rod 22
Fixed.
Described dynamic and static pressure plane bearing includes the bearing body 1 of a cylinder, the lower end of bearing body 1 and radar pedestal
18 fix, and the upper surface of bearing body 1 is placed on outside radar pedestal 18, and the upper surface of described bearing body 1 is positioned at center
Indent forms center oil groove 2, the son being provided at circumferentially spaced multiple sector of Shang Yan center, the upper surface oil groove 2 of bearing body 1
Oil groove 3, is provided with oil supplying hole 4 in described bearing body 1, be provided with in backbone oil groove 2 fluid, described radar pedestal 18 with
The fuel feed pump that oil supplying hole 4 is connected, the sidewall of each seed oil groove 3 nearly center oil groove 2 is respectively equipped with one and connects with center oil groove 2
Cross oil groove 5, the bottom land of described seed oil groove 3 is respectively equipped with the first oilhole 6 along the end positions corresponding to the circumference of bearing body 1
With the second oilhole 7, in bearing body 1, the position corresponding to each seed oil groove 3 place is respectively provided with respective seed oil groove 1 institute of connection
The first corresponding oilhole 6 and connection oil circuit of the second oilhole 7.
Being provided with the transition oil groove 8 of an annular between described seed oil groove 3 and center oil groove 2, each seed oil groove 3 is respectively by each
Cross oil groove 5 connect with transition oil groove 8, in the fluid overflow in center oil groove 2 to transition oil groove 8.
On the medial wall of described center oil groove 2, nearly bottom land position is provided with one and crosses oil inclined hole 9, and described crosses oil inclined hole 9 along water
Square to being downwardly inclined extension, with connection transition oil groove 8 and center oil groove 2.
The described aperture crossing oil oil groove 2 position, inclined hole 9 near center less than with cross oily inclined hole 9 nearly transition oil groove 8 institute
Aperture in position.
During the shape of cross section of described center oil groove 2 is circular, and the diameter of the bottom land position of described center oil groove 2 is more than
The diameter of heart oil groove 2 notch position.
Described transition oil groove 8 is built into the filter body 10 of at least one porous, and described filter body 10 is spherical structure.
On the bottom land of described seed oil groove 3, radial direction along bearing body 1 deviates from the position of center oil groove 2 and is provided with the 3rd oilhole
11, the 3rd oilhole 11 connects with the annular oil-recovery tank 12 on bearing body 1 lower surface.When bearing body 1 is installed on bearing block
Time, form the annular oil cavity of a sealing with the inwall of bearing block when above-mentioned annular oil-recovery tank 12 coordinates.
Being equipped with an oil-recovery tank 13 between the sub-oil groove 3 of arbitrary neighborhood two, described oil-recovery tank 13 is along the radial direction of bearing body 1
Extend to run through the lateral wall of bearing body 1.
Described connection oil circuit refers to, the first oilhole 6 and the second oilhole 7 extend through the lower surface of bearing body 1, described
On the lower surface of bearing body 1, indent forms a connecting groove 14, and described connecting groove 14 is from the place, aperture of the first oilhole 6
Position extends to the position, aperture of the second oilhole 7, and connecting groove 14 covers a cover plate 15, and described cover plate 15 seals first
Oilhole 6 and the aperture of the second oilhole 7, and cover plate 15 and connecting groove 14 surround formation a connection channel, for connection the first oil
Hole 6 and the second oilhole 7.
A pad 16 it is provided with, the described nearly connecting groove 14 of pad 16 and being positioned at even between described cover plate 15 and bearing body 1
Connecing the outer corresponding position of groove 14 and be provided with a projection 17, projection 17 joins end to end along the outline extension formation of connecting groove 14
Loop configuration.
The mechanical scan radar of the present invention its specifically used during, when plane bearing is embedded on radar pedestal 18,
The lower surface of rotating shaft 20 is resisted against on the bearing body 1 of plane bearing, the lower surface of described rotating shaft 20 and center oil groove 2, seed oil
Groove 3, transition oil groove 8, oil-recovery tank 13 all surround formation cavity, and fluid is shape between the notch position and the lower surface of rotating disk of each groove
Become oil film, therefore the most firmly contact with between plane bearing during axis of rotation.
Above preferred embodiment of the present invention is described, but is not to be construed as limitations on claims.This
Bright being not only limited to above example, its concrete structure allows to change, all institutes in the protection domain of demand for independence of the present invention
The various changes made are the most within the scope of the present invention.
Claims (10)
1. a mechanical scan radar, it include radar pedestal (18) and be located at radar pedestal (18) top antenna (19),
Described antenna (19) is rotatably assorted with radar pedestal (18) by a rotating shaft (20), it is characterised in that: rotating shaft (20) is along vertically side
To setting, the lateral wall of antenna (19) upper surface near with rotating shaft (20) is fixed, and the lower surface of rotating shaft (20) is flattened by a sound
Spherical bearing is rotatably assorted with radar pedestal (18), and described rotating shaft (20) is positioned at the position between antenna (19) and radar pedestal (18)
Putting and be arranged with a guide bearing (21), described rotating shaft (20) is rotatably assorted with guide bearing (21), described guide bearing (21)
Fixed with radar pedestal (18) by connecting rod (22).
Mechanical scan radar the most according to claim 1, it is characterised in that: described dynamic and static pressure plane bearing includes one
Cylindrical bearing body (1), the lower end of bearing body (1) is fixing with radar pedestal (18), and the upper end of bearing body (1) is showed
Being placed in radar pedestal (18) outward, the upper surface of described bearing body (1) is positioned at center indent and forms center oil groove (2), axle
Hold the seed oil groove (3) being provided at circumferentially spaced multiple sector at the Shang Yan center, upper surface oil groove (2) of body (1), described bearing
Oil supplying hole (4) it is provided with in body (1), for backbone oil groove (2) fluid, the sidewall at nearly center oil groove (2) of each seed oil groove (3)
On be respectively equipped with one connect with center oil groove (2) cross oil groove (5), along bearing body (1) on the bottom land of described seed oil groove (3)
End positions corresponding to circumference is respectively equipped with the first oilhole (6) and the second oilhole (7), corresponding to each son in bearing body (1)
The position at oil groove (3) place is respectively provided with the connection the first oilhole (6) corresponding to respective seed oil groove (1) and the second oilhole
(7) connection oil circuit.
Mechanical scan radar the most according to claim 2, it is characterised in that: described seed oil groove (3) and center oil groove (2)
Between be provided with the transition oil groove (8) of an annular, each seed oil groove (3) crosses oil groove (5) with transition oil groove (8) even by respective respectively
Logical, in the fluid overflow in center oil groove (2) to transition oil groove (8).
Mechanical scan radar the most according to claim 3, it is characterised in that: on the medial wall at described center oil groove (2)
Nearly bottom land position is provided with one and crosses oil inclined hole (9), and described oil inclined hole (9) of crossing is downwardly inclined extension, in the horizontal direction with connecting
Cross oil groove (8) and center oil groove (2).
Mechanical scan radar the most according to claim 4, it is characterised in that: described crosses the nearly center oil of oil inclined hole (9)
The aperture of groove (2) position is less than and the aperture crossing nearly transition oil groove (8) position of oil inclined hole (9).
Mechanical scan radar the most according to claim 4, it is characterised in that: the cross section shape at described center oil groove (2)
Shape is circular, and the diameter of the bottom land position at described center oil groove (2) is more than the diameter of center oil groove (2) notch position.
Mechanical scan radar the most according to claim 3, it is characterised in that: described transition oil groove (8) be built into
The filter body (10) of a few porous, described filter body (10) is spherical structure.
Mechanical scan radar the most according to claim 2, it is characterised in that: along axle on the bottom land of described seed oil groove (3)
Hold the radial direction of body (1) to deviate from the position of center oil groove (2) and be provided with the 3rd oilhole (11), the 3rd oilhole (11) and bearing body
(1) connection of the annular oil-recovery tank (12) on lower surface.
Mechanical scan radar the most according to claim 2, it is characterised in that: between two sub-oil grooves (3) of arbitrary neighborhood
Be equipped with an oil-recovery tank (13), described oil-recovery tank (13) along bearing body (1) extend radially to run through outside bearing body (1)
Sidewall.
Mechanical scan radar the most according to claim 2, it is characterised in that: described connection oil circuit refers to, the first oil
Hole (6) and the second oilhole (7) extend through the lower surface of bearing body (1), concave shaped on the lower surface of described bearing body (1)
A connecting groove (14), described connecting groove (14) is become to extend to the second oilhole from the position, aperture of the first oilhole (6)
(7) position, aperture, connecting groove (14) is upper covers a cover plate (15), described cover plate (15) seal the first oilhole (6) and
The aperture of the second oilhole (7), and cover plate (15) and connecting groove (14) surround formation a connection channel, for connection the first oilhole
(6) and the second oilhole (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610644163.2A CN106154233B (en) | 2016-08-09 | 2016-08-09 | Mechanical scan radar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610644163.2A CN106154233B (en) | 2016-08-09 | 2016-08-09 | Mechanical scan radar |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106154233A true CN106154233A (en) | 2016-11-23 |
| CN106154233B CN106154233B (en) | 2018-05-15 |
Family
ID=57329272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610644163.2A Active CN106154233B (en) | 2016-08-09 | 2016-08-09 | Mechanical scan radar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106154233B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203773050U (en) * | 2014-01-26 | 2014-08-13 | 西安天和防务技术股份有限公司 | Mobile radar and photoelectric integrated detection apparatus |
| CN204011675U (en) * | 2014-08-12 | 2014-12-10 | 深圳市骏利宏精密技术有限公司 | A kind of router antenna |
| CN204189941U (en) * | 2014-11-24 | 2015-03-04 | 武汉大学 | A kind of radar antenna support |
| CN204885398U (en) * | 2015-07-23 | 2015-12-16 | 安徽四创电子股份有限公司 | Radar antenna seat with anti -overflow oil structure |
| CN105305007A (en) * | 2015-05-26 | 2016-02-03 | 芜湖航飞科技股份有限公司 | Radar antenna lifting mechanism design |
-
2016
- 2016-08-09 CN CN201610644163.2A patent/CN106154233B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203773050U (en) * | 2014-01-26 | 2014-08-13 | 西安天和防务技术股份有限公司 | Mobile radar and photoelectric integrated detection apparatus |
| CN204011675U (en) * | 2014-08-12 | 2014-12-10 | 深圳市骏利宏精密技术有限公司 | A kind of router antenna |
| CN204189941U (en) * | 2014-11-24 | 2015-03-04 | 武汉大学 | A kind of radar antenna support |
| CN105305007A (en) * | 2015-05-26 | 2016-02-03 | 芜湖航飞科技股份有限公司 | Radar antenna lifting mechanism design |
| CN204885398U (en) * | 2015-07-23 | 2015-12-16 | 安徽四创电子股份有限公司 | Radar antenna seat with anti -overflow oil structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106154233B (en) | 2018-05-15 |
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Effective date of registration: 20191107 Address after: No. 3, Chuangye building, 1750 Shengli West Road, Yuhui District, Bengbu, Anhui Province Patentee after: Bengbu Keze Network Information Technology Co., Ltd Address before: With the three village 315191 Zhejiang city of Ningbo province Yinzhou District Zhang Jiang Town Patentee before: Ningbo City, Yinzhou an Pml Precision Mechanism Ltd |
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Effective date of registration: 20200403 Address after: 101400 Huairou District, Beizhen Huai Huai North Road, No. 308, No. Patentee after: Beijing leidatec Technology Co., Ltd Address before: No. 3, Chuangye building, 1750 Shengli West Road, Yuhui District, Bengbu, Anhui Province Patentee before: Bengbu Keze Network Information Technology Co., Ltd |