CN111540999B - Radar revolving stage - Google Patents

Radar revolving stage Download PDF

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Publication number
CN111540999B
CN111540999B CN202010440658.XA CN202010440658A CN111540999B CN 111540999 B CN111540999 B CN 111540999B CN 202010440658 A CN202010440658 A CN 202010440658A CN 111540999 B CN111540999 B CN 111540999B
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CN
China
Prior art keywords
rotary table
joint
base
drive motor
gear
Prior art date
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Active
Application number
CN202010440658.XA
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Chinese (zh)
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CN111540999A (en
Inventor
谭自力
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sichuan Zhongke Chengguang Technology Co ltd
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Sichuan Zhongke Chengguang Technology Co ltd
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Priority to CN202010440658.XA priority Critical patent/CN111540999B/en
Publication of CN111540999A publication Critical patent/CN111540999A/en
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/02—Arrangements for de-icing; Arrangements for drying-out ; Arrangements for cooling; Arrangements for preventing corrosion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/0434—Features relating to lubrication or cooling or heating relating to lubrication supply, e.g. pumps ; Pressure control
    • 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
    • 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
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
    • 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
    • H01Q3/08—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 two co-ordinates of the orientation
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
    • Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation

Abstract

The invention relates to the field of aerospace, in particular to a radar turntable which is good in sealing performance, reduces corrosion and prolongs the service life. The device comprises a base support frame, wherein a rotary table base is arranged on the base support frame, the interior of the rotary table base is hollow, and a direct-drive motor assembly and a three-axis rotary joint are arranged, the lower end of the direct-drive motor assembly extends into the rotary table base; the top end of the three-axis rotary joint is provided with a rotary table body extending out of the rotary table base and matched with a corresponding rotary table bearing, the three-axis rotary joint is in transmission fit with one end, extending out of the rotary table base, of the direct-drive motor assembly, the top end of the three-axis rotary joint is connected with the rotary table body, and the rotary table body is provided with an antenna switching frame. According to the radar turntable, the parts which are easy to corrode and damage of the whole radar turntable are integrated into the inner space of the turntable base through the matching of the base support frame, the turntable base, the direct drive motor assembly, the three-axis rotary joint, the rotary table body and the like, so that the sealing performance is greatly improved, the corrosion caused by water vapor is reduced, and the service life is prolonged.

Description

Radar revolving stage
Technical Field
The invention relates to the field of aerospace, in particular to a radar rotary table which is good in sealing performance, reduces corrosion and prolongs the service life.
Background
In the field of aerospace, a radar rotary table is indispensable equipment, and is used for continuously scanning airplane signals through rotation to assist in airplane positioning. The existing radar rotary table is generally provided with an opening in order to improve the heat dissipation effect, so that the radar rotary table is corroded easily in a humid environment or in rainy weather, and the service life is shortened. In addition, the radar rotary table is rotating incessantly, needs the lubrication between each meshing gear, and current lubrication mode generally adopts artifical regular lubrication oil that adds to lubricate, can not guarantee lubricated going on continuously, has sometimes more dry between the mechanical transmission still need the operation to wait to reach artifical lubrication, therefore its life can shorten.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the radar turntable which has good sealing performance, reduces corrosion and prolongs the service life.
The technical scheme adopted by the invention is as follows: the radar rotary table comprises a base support frame, wherein a rotary table base is arranged on the base support frame, the interior of the rotary table base is hollow, and a direct-drive motor assembly and a three-axis rotary joint are arranged, and the lower end of the direct-drive motor assembly extends into the rotary table base; the top end of the three-axis rotary joint is provided with a rotary table body extending out of the rotary table base and matched with a corresponding rotary table bearing, the three-axis rotary joint is in transmission fit with one end, extending out of the rotary table base, of the direct-drive motor assembly, the top end of the three-axis rotary joint is connected with the rotary table body, and the rotary table body is provided with an antenna switching frame.
In order to better realize the invention, the three-axis rotary joint is connected with the rotary table body through a joint connecting shaft and a joint shaft adapter plate.
In order to better realize the invention, a first joint connector panel component is arranged at the top of the rotary table body, a second joint connector panel component matched with a three-axis rotary joint is arranged at the side part of the rotary table base, and a plurality of sick sensors are arranged on the three-axis rotary joint and matched with the first joint connector panel component or the second joint connector panel component (16).
In order to better realize the invention, a sealing cover body for covering the transmission part of the direct drive motor assembly through the three-axis rotary joint is arranged on the turntable base.
In order to better realize the invention, the direct drive motor assembly comprises a direct drive motor and an encoder connected with the direct drive motor, the encoder is connected with the second joint connector panel assembly, the direct drive motor is connected with a driving gear positioned on the upper surface of the turntable base through a reduction gear and a steering assembly, and the driving gear is meshed with a driven gear on the upper part of the three-axis rotary joint.
In order to better realize the invention, the reduction gear, the driving gear and the driven gear are all matched with a lubricating device.
In order to better realize the invention, the lubricating device comprises a contact gear meshed with a gear in a driving gear, a driven gear or a reduction gear, the contact gear is hollow and is injected with lubricating oil through an oil pipe, a lubricating oil output hole is formed in the position of one meshing tooth of the contact gear, and the oil pipe is connected with an oil injection pump.
In order to better realize the invention, a plurality of weight-reducing hollowed holes are also arranged on the rotating table body.
In order to better realize the invention, a horizontal bubble which is convenient for adjusting the horizontal position is arranged on the rotary table cover plate.
In order to better realize the invention, a detachable maintenance window is arranged on the side part of the rotating table body.
The invention has the beneficial effects that: according to the radar rotary table, the parts which are easy to corrode and damage of the whole radar rotary table are integrated into the inner space of the rotary table base through the matching of the base support frame, the rotary table base, the direct drive motor assembly, the three-axis rotary joint, the rotary table body and the like, so that the sealing performance is greatly improved, the corrosion caused by water vapor is reduced, and the service life is prolonged.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings used in the detailed description or the prior art description will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a schematic structural view of a radar rotary table of the present invention, which is taken along the section D-D in FIG. 3;
FIG. 2 is a schematic view of a radar turntable according to the present invention;
FIG. 3 is a schematic view taken along section C-C in FIG. 2;
FIG. 4 is a schematic cross-sectional view taken along line E-E of FIG. 3;
in the attached drawings, 1-a rotary table base, 2-a direct drive motor assembly, 3-a steering assembly, 4-an inspection window, 5-a sealing cover body, 7-a rotary table body, 8-an antenna adapter frame, 9-a rotary table upper plate, 10-a rotary table cover plate, 11-a first joint connector panel assembly, 12-a joint shaft adapter plate, 13-a joint connecting shaft, 16-a second joint connector panel assembly, 18-a base support frame, 25-a rotary table bearing, 27-a horizontal bubble, 28-a three-shaft rotary joint, 29-a sick sensor, 30-a hollow hole, 32-a reduction gear, 33-a driving gear, 34-a contact gear, 35-a lifting ring, 36-an oil pipe, 37-a meshing tooth and 38-a lubricating oil output hole.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only used as examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.
Example 1:
as shown in fig. 1 to 4, the radar turntable of the present invention comprises a base support frame 18, wherein a turntable base 1 is arranged on the base support frame 18, the turntable base 1 is hollow, and is provided with a direct drive motor assembly 2 and a three-axis rotary joint 28, the lower end of the direct drive motor assembly extends into the turntable base 1; the top end of the three-axis rotary joint 28 is provided with a rotary table body 7 extending out of the rotary table base 1 and matched with a corresponding rotary table bearing 25, the three-axis rotary joint 28 is in transmission fit with one end of the direct drive motor assembly 2 extending out of the rotary table base 1, the top end of the three-axis rotary joint 28 is connected with the rotary table body 7, and the rotary table body 7 is provided with an antenna switching frame 8. According to the radar turntable, the base support frame 18, the turntable base 1, the direct drive motor assembly 2, the three-axis rotary joint 28, the rotary table body 7 and the like are matched, so that the parts which are easy to corrode and damage of the whole radar turntable are integrated into the inner space of the turntable base 1, the sealing performance is greatly improved, the corrosion of important parts such as the direct drive motor assembly 2 and the like caused by water vapor is reduced, and the service life is prolonged. In use the antenna adaptor bracket 8 is fitted with a radar antenna. For the convenience of hoisting, a hoisting ring 30 is generally installed at a suitable position on the top of the rotating table body 7.
Example 2:
in addition to the above embodiments, in order to further implement the present invention, the three-axis rotary joint 28 is connected to the turntable body 7 through the joint connecting shaft 13 and the joint shaft adapter plate 12. The joint shaft adapter plate 12 is provided with a turntable upper plate 9 and an antenna adapter frame 8, the turntable upper plate 9 is provided with a turntable cover plate 10, and the hanging ring 30 is arranged on the turntable upper plate 9.
Example 3:
on the basis of the above-mentioned embodiment, in order to further and better implement the present invention, a first joint connector panel assembly 11 is provided on the top of the turntable body 7, a second joint connector panel assembly 16 engaged with a three-axis rotary joint 28 is provided on the side of the turntable base 1, and a plurality of puck sensors 29 are provided on the three-axis rotary joint 28, the puck sensors 29 being engaged with the first joint connector panel assembly 11 or the second joint connector panel assembly 16. The mock sensor 29 acquires data from each component and transmits the data to the first articulating connector panel assembly 11 or the second articulating connector panel assembly 16, which the operator can respond to easily.
Example 4:
on the basis of the above embodiment, in order to further and better implement the present invention, a sealing cover body 5 for covering the transmission part of the direct drive motor assembly 2 through the three-axis rotary joint 28 is arranged on the turntable base 1. The sealing cover body 5 is arranged, so that dust and moisture can be further prevented, and a better protection effect on a transmission part can be achieved.
Example 5:
on the basis of the above embodiment, in order to further and better implement the present invention, the direct drive motor assembly 2 includes a direct drive motor and an encoder connected with the direct drive motor, the encoder is connected with the second joint connector panel assembly 16, the direct drive motor is connected with a driving gear 33 located on the upper surface of the turntable base 1 through a reduction gear 32 and the steering assembly 3, and the driving gear 33 is engaged with a driven gear on the upper portion of the three-axis rotary joint 28. The encoder obtains control signal, and the control directly drives the motor and rotates, changes speed through reduction gear 32, then rotates through driving gear 33 and gives driven gear with power transmission, and driven gear drives the revolving stage body 7 and rotates. The reduction gear 32 is in transmission fit with the driving gear 33. The reduction gear 32, the driving gear 33 and the driven gear are all matched with lubricating devices.
The lubricating device comprises a contact gear 34 engaged with a gear in a driving gear 33, a driven gear or a reduction gear 32, the contact gear 34 is hollow, lubricating oil is injected through an oil pipe 36, a lubricating oil output hole 38 is formed in the position of one engaging tooth 37 of the contact gear 34, and the oil pipe 36 is connected with an oil injection pump. The oiling pump can be connected with controlling means, and regularly the oiling is lubricated, and it is more convenient accurate than manual lubrication, can not have moreover and forget lubricated condition.
Example 6:
on the basis of the above-mentioned embodiments, in order to further implement the present invention, a plurality of weight-reducing holes 30 are further provided on the rotating table body 7. After the design, the weight of the whole rotary table body 7 is greatly reduced, the energy consumption is reduced, and the rotation is convenient.
Example 7:
on the basis of the above-mentioned embodiment, in order to further and better implement the present invention, a level bubble 27 is provided on the turntable cover plate 10 for conveniently adjusting the horizontal position. After the design, the staff can conveniently carry out horizontal adjustment according to the state of the horizontal bubble 27.
Example 8:
on the basis of the above-mentioned embodiment, in order to further implement the present invention, a detachable access window 4 is provided at the side of the rotating table body 1. After the maintenance window 4 is designed, the maintenance of internal components and parts can be conveniently carried out by workers, and it needs to be explained that the maintenance window 4 is generally subjected to sealing treatment to enhance the sealing performance.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

Claims (4)

1. Radar revolving stage, its characterized in that: the device comprises a base support frame (18), wherein a rotary table base (1) is arranged on the base support frame (18), the rotary table base (1) is hollow, and a direct-drive motor assembly (2) and a three-axis rotary joint (28) are arranged at the lower end of the rotary table base (1); the top end of the three-axis rotary joint (28) is provided with a rotary table body (7) extending out of the rotary table base (1) and is matched with a corresponding rotary table bearing (25), the three-axis rotary joint (28) is in transmission fit with one end of the direct drive motor component (2) extending out of the rotary table base (1), the top end of the three-axis rotary joint (28) is connected with the rotary table body (7), the rotary table body (7) is provided with an antenna switching frame (8), the top of the rotary table body (7) is provided with a first joint connector panel component (11), the side part of the rotary table base (1) is provided with a second joint connector panel component (16) matched with the three-axis rotary joint (28), the three-shaft rotary joint (28) is provided with a plurality of puck sensors (29), the puck sensors (29) are matched with the first joint connector panel assembly (11) or the second joint connector panel assembly (16), the turntable base (1) is provided with a sealing cover body (5) for covering the transmission part of the direct drive motor assembly (2) passing through the three-shaft rotary joint (28), the direct drive motor assembly (2) comprises a direct drive motor and an encoder connected with the direct drive motor, the encoder is connected with the second joint connector panel assembly (16), and the direct drive motor is connected with the encoder through a reduction gear (32), turn to subassembly (3) and be connected with driving gear (33) that are located revolving stage base (1) upper surface, this driving gear (33) and the driven gear meshing on triaxial rotary joint (28) upper portion, reduction gear (32), driving gear (33), driven gear all cooperate with lubricating arrangement, lubricating arrangement include with driving gear (33), driven gear or reduction gear (32) in gear engagement's contact gear (34), this contact gear (34) cavity just has injected lubricating oil through oil pipe (36) the position of a meshing tooth (37) of contact gear (34) seted up lubricating oil delivery hole (38), oil pipe (36) be connected with the oiling pump, triaxial rotary joint (28) connect swivel block (7) through joint connecting axle (13), joint axle keysets (12).
2. The radar turret according to claim 1, wherein: the rotary table body (7) is also provided with a plurality of weight-reducing hollowed holes (30).
3. The radar turret according to claim 2, wherein: a horizontal bubble (27) which is convenient for adjusting the horizontal position is arranged on the rotary table cover plate (10).
4. The radar turntable of claim 1, wherein: a detachable maintenance window (4) is arranged on the side part of the rotary table body (7).
CN202010440658.XA 2020-05-22 2020-05-22 Radar revolving stage Active CN111540999B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010440658.XA CN111540999B (en) 2020-05-22 2020-05-22 Radar revolving stage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010440658.XA CN111540999B (en) 2020-05-22 2020-05-22 Radar revolving stage

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CN111540999B true CN111540999B (en) 2023-02-21

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112923951A (en) * 2021-03-12 2021-06-08 中国电子科技集团公司第三十八研究所 Liftable single-shaft rotary table

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202448122U (en) * 2011-12-30 2012-09-26 四川九洲电器集团有限责任公司 Small servo turntable
CN203477788U (en) * 2013-09-22 2014-03-12 四川九洲电器集团有限责任公司 Multifunctional servo rotating table
CN205404791U (en) * 2016-02-16 2016-07-27 江苏好的节能光电科技有限公司 Waterproof radar revolving stage
CN207867032U (en) * 2018-02-02 2018-09-14 成都汇蓉国科微系统技术有限公司 A kind of radar and the anti-low slow Small object device of photoelectric linkage

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006329736A (en) * 2005-05-25 2006-12-07 Furuno Electric Co Ltd Radar device for ship
JP5044442B2 (en) * 2008-02-21 2012-10-10 株式会社東芝 Optical rotary joint
JP6008597B2 (en) * 2012-06-08 2016-10-19 日本無線株式会社 Waveguide 2-channel rotary joint

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202448122U (en) * 2011-12-30 2012-09-26 四川九洲电器集团有限责任公司 Small servo turntable
CN203477788U (en) * 2013-09-22 2014-03-12 四川九洲电器集团有限责任公司 Multifunctional servo rotating table
CN205404791U (en) * 2016-02-16 2016-07-27 江苏好的节能光电科技有限公司 Waterproof radar revolving stage
CN207867032U (en) * 2018-02-02 2018-09-14 成都汇蓉国科微系统技术有限公司 A kind of radar and the anti-low slow Small object device of photoelectric linkage

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