CN109616734B - Radar antenna turnover device of simple pendulum hydraulic cylinder formula - Google Patents
Radar antenna turnover device of simple pendulum hydraulic cylinder formula Download PDFInfo
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- CN109616734B CN109616734B CN201811602023.4A CN201811602023A CN109616734B CN 109616734 B CN109616734 B CN 109616734B CN 201811602023 A CN201811602023 A CN 201811602023A CN 109616734 B CN109616734 B CN 109616734B
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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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Abstract
The invention provides a radar antenna overturning device of a simple swing hydraulic cylinder type.A cavity is arranged in a bracket, an overturning plate is arranged at an opening at the upper end of the bracket through a rotating shaft, a swing hydraulic cylinder is arranged in the bracket, and an output shaft of the swing hydraulic cylinder is coaxially and fixedly connected with the rotating shaft of the overturning plate; one end of each of the two pull rods is hinged, and the other end of each of the two pull rods is hinged with the turnover plate and the bracket respectively; the pull rod hinged with the bracket is provided with a through hole, when the turnover plate is opened outwards to a proper position, the through hole on the pull rod is coaxial with the through hole on the side wall of the bracket, and the position of the pull rod is fixed by inserting a locking pin. The invention has simple structure, convenient disassembly and high reliability, and saves the installation space in the bracket.
Description
Technical Field
The invention belongs to the field of radar equipment, and relates to a vehicle-mounted radar antenna overturning device.
Background
At present, the vehicle-mounted radar antenna overturning device mainly realizes overturning by pushing a radar antenna in a form of an electric lead screw and a torsional spring, and the principle is that the output power of a motor is reduced by a speed reducer and then drives a plurality of sections of lead screws to stretch, and meanwhile, the torsional spring outputs certain torque to assist the lead screws to push the radar antenna to realize overturning. The size of the whole overturning device is limited due to the installation position, the lead screw assembly can only be installed in a narrow block with the length, width and height of 736X122X592mm, the lead screw assembly must be completely contracted in the block when the radar is not in an overturning state, the overturning device can only overturn the radar antenna between 0 and 90 degrees due to the limitation of the block space on the structural form and the size of the lead screw, and the lead screw can only push the radar antenna with the gravity center 500mm away from the overturning rotating shaft and the maximum weight of 550kg to overturn under the assistance of the torsion spring. Therefore, the overturning form of the lead screw and the torsion spring has the defects of small overturning angle, easy abrasion of the lead screw, requirement of torsion spring for assisting overturning when the weight of the radar antenna is too large and the like, and can not meet the requirements of larger overturning angle and overturning weight.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the single-swing hydraulic cylinder type vehicle-mounted artillery complex radar antenna overturning device which is used for converting the transportation state and the working state of a vehicle-mounted radar and has the advantages of simple structure, large overturning angle and large overturning load.
The technical scheme adopted by the invention for solving the technical problems is as follows: a radar antenna turnover device of a single-swing hydraulic cylinder type comprises a bracket, a control box, a turnover plate, a swing hydraulic cylinder, a pull rod and a locking pin.
The inner part of the bracket is a cavity, and the turnover plate is arranged at an opening at the upper end of the bracket through a rotating shaft; the swing hydraulic cylinder is arranged in the bracket, and an output shaft of the swing hydraulic cylinder is coaxially and fixedly connected with a rotating shaft of the turnover plate; one end of each of the two pull rods is hinged, and the other end of each of the two pull rods is hinged with the turnover plate and the bracket respectively; the pull rod hinged with the bracket is provided with a through hole, when the turnover plate is opened outwards to a proper position, the through hole on the pull rod is coaxial with the through hole on the side wall of the bracket, and the position of the pull rod is fixed by inserting a locking pin.
The swing hydraulic cylinder is communicated with a pump station of the hydraulic system through a manual electromagnetic integrated proportional reversing valve and an integrated valve block; the integrated valve block comprises a safety pressure relief valve, a manual pump, a one-way valve, an overflow valve and a quick-connection plug, and is communicated through an oil duct; the safety relief valve is used for enabling the swing hydraulic cylinder to be in a pressure relief state when the gun shakes, the manual pump is used for manually operating to enable the turnover plate to supply oil to the swing hydraulic cylinder when the turnover plate turns over, the overflow valve is used for protecting the swing hydraulic cylinder, the overflow valve is used for automatically relieving pressure when overpressure occurs, the check valve is used for switching between the manual pump and the micro pump when the manual pump and the micro pump supply oil to the swing hydraulic cylinder, and the quick-connection plug is used for connecting or.
The two pull rods are contacted through opposite limiting surfaces to limit the unfolding angle of the pull rods, so that the opening angle of the turnover plate is limited.
The invention also comprises an angular velocity sensor which is used for collecting the rotation angle of the rotating shaft of the turnover plate.
The invention has the beneficial effects that: the structural form that the tilting plate is directly driven to overturn by the swing hydraulic cylinder is adopted, the swing hydraulic cylinder is directly installed on the rotating shaft hole of the bracket, the extension shaft of the swing hydraulic cylinder is connected with the tilting plate provided with the radar antenna, the tilting plate can be overturned within the range of 0-115 degrees, the structure is simple, the dismounting is convenient, the reliability is high, and meanwhile, the installation space in the bracket is saved.
The turnover device has two functions of manual operation and electric operation, when the radar antenna is arranged on the turnover plate during electric turnover, the radar antenna with the gravity center 500mm away from the turnover rotating shaft and the maximum weight of 1000kg on the turnover plate can be turned over without other auxiliary devices; when the manual turnover is carried out, the radar antenna with the gravity center 500mm away from the turnover rotating shaft and the maximum weight of 1000kg on the turnover plate can be turned over without other auxiliary devices, and meanwhile, the hand power of the crank of the manual pump with the length of 500mm is not more than 20 kg.
The length and the installation position of the two pull rods can meet the overturning requirement of the overturning plate at 0-115 degrees, and meanwhile, the overturning plate can be completely folded in the grids of 736x122x592mm when the overturning device is not overturned.
The turnover device can work normally after being subjected to back peak sawtooth waves, peak acceleration of 20g, pulse width of 11ms and 3 impacts applied to 6 axial directions of three mutually perpendicular axes respectively.
Drawings
Fig. 1 is a front view of the overall structure of the present invention in an inverted state.
Fig. 2 is a right side sectional view of the overall structure of the present invention in an inverted state.
Fig. 3 is a top view of the overall structure of the present invention in a flipped state.
Fig. 4 is a front view of the present invention in a non-flipped state.
Fig. 5 is a structural composition diagram of the integrated valve block of the present invention.
In the figure, 1-a turnover plate of a turnover device, 2-a pull rod I, 3-a pull rod II, 4-a bracket, 5-a locking pin, 6-a manual electromagnetic integrated proportional directional valve, 7-a swing hydraulic cylinder, 8-an angular velocity sensor, 9-an integrated valve block, 10-a micro pump station, 11-a control box, 12-a one-way valve, 13-a valve block, 14-a manual pump, 15-an overflow valve, 16-a safety relief valve and 17-a quick connection plug.
Detailed Description
The present invention will be further described with reference to the following drawings and examples, which include, but are not limited to, the following examples.
The invention is composed of a bracket, a control box, a turnover plate, a micro pump station, an integrated valve block, a swing hydraulic cylinder, a pull rod I, a pull rod II, a manual electromagnetic integrated proportional directional valve, a safety relief valve, a manual pump, a one-way valve, an overflow valve, a quick connection plug and a hydraulic pipeline. The turnover mechanism has the advantages that: the swing hydraulic cylinder is directly arranged on a rotating shaft hole of the bracket, an extension shaft of the swing hydraulic cylinder is connected with the turnover plate provided with the radar antenna, so that the mounting space in the bracket is saved, the radar antenna can be turned over at 0-115 degrees, the gravity center of the radar antenna is 500mm away from the turnover rotating shaft, and the radar antenna with the maximum weight of 1000kg can be turned over without other auxiliary devices; at the same time, the safety stay can be installed in a grid of 736x122x592mm, which is completely folded in the grid when the radar antenna is not tipped over. The turnover device has the advantages of simple structure, large turnover angle and large turnover load.
The invention provides a single-swing hydraulic cylinder type radar antenna turnover device which comprises a bracket, a control box, a turnover plate, a micro pump station, an integrated valve block, a swing hydraulic cylinder, a pull rod I, a pull rod II, a manual and electromagnetic integrated proportional reversing valve, an angular velocity sensor, a locking pin, a plug and a hydraulic pipeline.
The integrated valve block consists of a safety relief valve, a manual pump, a one-way valve, an overflow valve and a quick-connection plug which are arranged on the valve block, and the control valves arranged on the integrated valve block are communicated through an oil duct in the valve block; the safety relief valve is used for enabling a hydraulic system of the turnover device to be in a pressure relief state when the gun vibrates, the manual pump is used for supplying oil to the hydraulic system when the turnover plate is turned over through manual operation, the overflow valve is used for protecting the hydraulic system, the overflow valve automatically relieves pressure when the hydraulic system is in overpressure, the check valve is used for automatic conversion when the manual pump and the micro pump supply oil to the system, and the quick-connection plug is used for quick connection or disconnection of pipelines.
The bracket is arranged on a gun complex and is a main body part of the turnover device, a cavity body of 736x592x592mm is arranged in the bracket, one side of the cavity body is a grid block of 736x122x592mm, a safety pull rod consisting of a pull rod I and a pull rod II is arranged in the grid block of the bracket through a shaft pin, and the manual electromagnetic integrated proportional reversing valve is arranged at the bottom end in the grid block through a screw; the locking pin is arranged on the outer wall of the bracket on one side of the block through a threaded knob and is used for locking the pull rod mechanism when the turnover plate is in a turnover state; the micro pump station is arranged on the bottom surface of the bracket cavity through a screw and is arranged below the central line of the rotating shaft hole of the turnover plate on the bracket; the integrated valve block is arranged on the inner cavity wall below the central line of the rotating shaft hole through a screw, and the manual hand-operated rotating shaft protrudes out of the bracket through a round hole in the inner wall; the control box is arranged on a mounting hole which is opposite to the mounting surface where the integrated valve block is arranged, wherein an operating button of the control box is arranged outside the bracket, and the rest part of the control box is arranged inside the inner wall body of the bracket.
The safe pull rod that pull rod I and pull rod II constitute, pull rod I's one end is articulated with the earrings of bracket, the other end is articulated with pull rod II's one end, pull rod II's the other end articulates in the pivot in the bracket check fender, when the turnover device is not tumbled, pull rod I and pull rod II can fold completely in 736x122x592 mm's check on the bracket keeps off, when the turnover device is tumbled completely, pull rod I and pull rod II take up completely, the contained angle that pull rod I and pull rod II constitute is less than 180.
The swing hydraulic cylinder is connected to the flange plate on the inner side of the bracket rotating shaft hole through the flange plate on the shell through bolts, the output shaft of the swing hydraulic cylinder is collinear with the central line of the bracket rotating shaft hole, and the output shaft of the swing hydraulic cylinder penetrates through the bracket rotating shaft hole and is connected with the turnover plate through keys.
The angular velocity sensor is fixed on the other flange plate on the inner side of the bracket rotating shaft hole through a bracket by using a screw, an output shaft of the angular velocity sensor is collinear with the central line of the bracket rotating shaft hole, and the output shaft of the angular velocity sensor passes through the bracket rotating shaft hole and is connected with the turnover plate through a coupling.
The turnover plate is arranged on a rotating shaft hole of the bracket through a rotating shaft, and the radar antenna is arranged in an installation surface at the upper part of the turnover plate.
The turnover device has two working modes of electric operation and manual operation, wherein the electric operation mode controls the micro pump station, the integrated valve block and the manual electromagnetic integrated proportional directional valve through the control box to realize turnover of the turnover plate; in the manual mode, the turnover plate is turned over by shaking a hand-operated pump arranged on the integrated valve block and simultaneously pulling a manual handle of the manual electromagnetic integrated proportional directional valve.
The embodiment of the invention provides a radar antenna turnover device of a single-swing hydraulic cylinder, which comprises a bracket 4, a control box 11, a turnover plate 1, a micro pump station 10, an integrated valve block 9, a swing hydraulic cylinder 7, a pull rod I2, a pull rod II3, a manual electromagnetic integrated proportional directional valve 6, an angular velocity sensor 8, a locking pin 5, a plug and a hydraulic pipeline, wherein the integrated valve block 9 is formed by a safety relief valve 16, a manual pump 14, a check valve 12, an overflow valve 15 and a quick connection plug 17 which are communicated with a control valve arranged on the integrated valve block through an oil passage in the integrated valve block, the safety relief valve is used for enabling a hydraulic system of the turnover device to be in a pressure relief state when the integrated valve block is subjected to cannon vibration, the manual pump is used for supplying oil to the hydraulic system when the turnover plate is turned over, the overflow valve is used for protecting the hydraulic system, the overflow valve is used for automatically relieving pressure when the hydraulic system is subjected to overpressure, the quick-connection plug is used for quickly connecting or disconnecting the pipeline. As shown in fig. 1 and 2, the main body of the device is a bracket 4, which is mounted on a gun complex, the interior of the main body is a hollow cavity, one side of the hollow cavity is a grid block of 736x122x592mm, a safety pull rod consisting of a pull rod I and a pull rod II is mounted in the grid block of the bracket through a shaft pin, and a manual electromagnetic integral proportional reversing valve is mounted at the bottom end of the interior of the grid block through a screw; the locking pin is arranged on the outer wall of the bracket on one side of the block through a threaded knob and is used for locking the pull rod mechanism when the turnover plate is in a turnover state; the micro pump station is arranged on the bottom surface of the bracket cavity through a screw and is arranged below the central line of the rotating shaft hole of the turnover plate on the bracket; the integrated valve block is arranged on the inner cavity wall below the central line of the rotating shaft hole through a screw, and the manual hand-operated rotating shaft protrudes out of the bracket through a round hole in the inner wall; the control box is an integrated component of the control system and is used for controlling the proportional valve and the micro pump station on the integrated valve block, simultaneously changing control parameters according to working requirements to meet the working requirements, and is arranged on the mounting hole opposite to the mounting surface where the integrated valve block is arranged, wherein an operating button of the control box is arranged outside the bracket, and the rest part of the control box is arranged inside the inner wall body of the bracket. The swing hydraulic cylinder is connected to the flange plate on the inner side of the bracket rotating shaft hole through the flange plate on the shell through bolts, the output shaft of the swing hydraulic cylinder is collinear with the central line of the bracket rotating shaft hole, and the output shaft of the swing hydraulic cylinder penetrates through the bracket rotating shaft hole and is connected with the turnover plate through a key. The angular velocity sensor is fixed on the other flange plate on the inner side of the bracket rotating shaft hole through a support by using a screw, an output shaft of the angular velocity sensor is collinear with the central line of the bracket rotating shaft hole, and the output shaft of the angular velocity sensor passes through the bracket rotating shaft hole and is connected with the turnover plate through a coupling. The turnover plate is arranged on a rotating shaft hole of the bracket through a rotating shaft, and the radar antenna is arranged in an installation surface at the upper part of the turnover plate.
The device has two working modes, wherein each mode has two states, namely an electric mode and a manual mode, the two states are an overturning state and a non-overturning state, the overturning state is shown in figure 1, and the non-overturning state is shown in figure 4.
When the turnover plate is in an electric mode, when the turnover plate is converted into a non-turnover state from a turnover state, the locking pin is taken out firstly, then the control box 11 is electrified, the micro pump station 10 is electrified through the control box 11, the micro pump station 10 is operated, the manual electromagnetic integrated proportional reversing valve on the integrated valve block 9 is controlled to be in a working state through the control box 11, the rotary shaft of the swing hydraulic cylinder 7 drives the turnover plate 1 to turn over at the moment, the pull rod I2 and the pull rod II3 start to fold, when the turnover plate 1 is turned to the right position, the pull rod I2 and the pull rod II3 can be completely folded in the bracket, the inner surface of the turnover plate 1 is tightly combined with the upper surface of the bracket 4, and finally the locking pin 5 is inserted into the locking pin. When the turnover plate is converted into a turnover state from a non-turnover state, the locking pin 5 is taken out firstly, then the control box 11 is electrified, the micro pump station 10 is electrified through the control box 11, the micro pump station 10 is enabled to operate, the manual electromagnetic integrated proportional reversing valve on the integrated valve block 9 is controlled to be in the turnover state through the control box 11, the rotating shaft of the swing hydraulic cylinder 7 drives the turnover plate to start rotating at the moment, and after the turnover plate 1 is turned to the right position, the locking pin 5 is manually inserted into the locking pin hole and the locking hole of the pull rod I2, so that the pull rod I2 and the pull rod II3 are in the locking state.
In the manual mode, when the turnover plate is converted into the non-turnover state from the turnover state, the locking pin 5 is taken out firstly, then the manual operation enables the manual electromagnetic integrated proportional directional valve on the integrated valve block 9 to be in the working state, the manual hydraulic pump arranged on the integrated valve block 8 is shaken manually, at the moment, the manual pump conveys hydraulic oil to the stretching and swinging hydraulic cylinder 7 from the micro pump station, the rotating shaft of the swinging hydraulic cylinder 7 drives the turnover plate 1 to turn over, at the moment, the pull rod I2 and the pull rod II3 start to fold, when the turnover plate 1 turns over to the right position, the pull rod I2 and the pull rod II3 can be completely folded in the bracket, the inner surface of the turnover plate 1 is tightly combined with the upper surface of the bracket 4, and finally the locking pin 5 is inserted into. When the turnover plate is converted into a turnover state from a non-turnover state, the locking pin 5 is taken out firstly, then the manual electromagnetic integrated proportional directional valve on the integrated valve block 9 is in a working state through manual operation, the manual hydraulic pump arranged on the integrated valve block 8 is shaken manually, at the moment, hydraulic oil is conveyed into the swing hydraulic cylinder 7 from the micro pump station through the manual pump, the rotating shaft of the swing hydraulic cylinder 7 drives the turnover plate 1 to turn over, after the turnover plate 1 is turned to the right position, the locking pin 5 is inserted into the locking pin hole and the locking hole of the pull rod I2 manually, and the pull rod I2 and the pull rod II3 are in a locking state.
Claims (4)
1. The utility model provides a radar antenna turnover device of simple pendulum hydraulic cylinder formula, includes bracket, control box, returning face plate, swing hydraulic cylinder, pull rod and stop pin, its characterized in that:
the inner part of the bracket is a cavity, and the turnover plate is arranged at an opening at the upper end of the bracket through a rotating shaft; the swing hydraulic cylinder is arranged in the bracket, the output shaft of the swing hydraulic cylinder is collinear with the central line of the bracket rotating shaft hole, and the output shaft of the swing hydraulic cylinder passes through the bracket rotating shaft hole and is connected with the turnover plate through a key; one end of each of the two pull rods is hinged, and the other end of each of the two pull rods is hinged with the turnover plate and the bracket respectively; the pull rod hinged with the bracket is provided with a through hole, when the turnover plate is opened outwards to a proper position, the through hole on the pull rod is coaxial with the through hole on the side wall of the bracket, and the position of the pull rod is fixed by inserting a locking pin.
2. The radar antenna overturning device of the single-swing hydraulic cylinder type according to claim 1, wherein:
the swing hydraulic cylinder is communicated with a pump station of the hydraulic system through a manual electromagnetic integrated proportional reversing valve and an integrated valve block; the integrated valve block comprises a safety pressure relief valve, a manual pump, a one-way valve, an overflow valve and a quick-connection plug, and is communicated through an oil duct; the safety relief valve is used for enabling the swing hydraulic cylinder to be in a pressure relief state when the gun shakes, the manual pump is used for manually operating to enable the turnover plate to supply oil to the swing hydraulic cylinder when the turnover plate turns over, the overflow valve is used for protecting the swing hydraulic cylinder, the overflow valve is used for automatically relieving pressure when overpressure occurs, the check valve is used for switching between the manual pump and the micro pump when the manual pump and the micro pump supply oil to the swing hydraulic cylinder, and the quick-connection plug is used for connecting or.
3. The radar antenna overturning device of the single-swing hydraulic cylinder type according to claim 1, wherein:
the two pull rods are contacted through opposite limiting surfaces to limit the unfolding angle of the pull rods, so that the opening angle of the turnover plate is limited.
4. The radar antenna overturning device of the single-swing hydraulic cylinder type according to claim 1, wherein:
the device also comprises an angular velocity sensor used for collecting the rotation angle of the rotating shaft of the turnover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811602023.4A CN109616734B (en) | 2018-12-26 | 2018-12-26 | Radar antenna turnover device of simple pendulum hydraulic cylinder formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811602023.4A CN109616734B (en) | 2018-12-26 | 2018-12-26 | Radar antenna turnover device of simple pendulum hydraulic cylinder formula |
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| CN109616734A CN109616734A (en) | 2019-04-12 |
| CN109616734B true CN109616734B (en) | 2020-08-04 |
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| CN201811602023.4A Active CN109616734B (en) | 2018-12-26 | 2018-12-26 | Radar antenna turnover device of simple pendulum hydraulic cylinder formula |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110488268A (en) * | 2019-07-23 | 2019-11-22 | 安徽智立通科技股份有限公司 | It is a kind of with split type installing mechanism easy to maintain radar velocity measurement device |
| CN111874840B (en) * | 2020-07-07 | 2021-10-26 | 安徽洪瑞建筑工程有限公司 | Crane for building pipeline installation |
| CN115026857B (en) * | 2022-06-14 | 2023-06-23 | 华中农业大学 | Tail end clamping and overturning device of framed poultry egg feeding manipulator |
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| CN105270236A (en) * | 2015-10-22 | 2016-01-27 | 瑞安市阀门一厂 | Opener for hydraulic sealed cover of dumper |
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| US7760153B2 (en) * | 2008-06-13 | 2010-07-20 | Lockheed Martin Corporation | Linear motor powered lift actuator |
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| US9624966B1 (en) * | 2013-03-05 | 2017-04-18 | Lockheed Martin Corporation | Floating clevis mechanism |
| CN203793650U (en) * | 2014-03-24 | 2014-08-27 | 中国航空工业集团公司沈阳飞机设计研究所 | Hydraulic system for aircraft radome opening device |
| CN204947054U (en) * | 2015-08-18 | 2016-01-06 | 江苏捷诚车载电子信息工程有限公司 | Antenna base turning device |
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|---|---|---|---|---|
| CN105270236A (en) * | 2015-10-22 | 2016-01-27 | 瑞安市阀门一厂 | Opener for hydraulic sealed cover of dumper |
| CN205743761U (en) * | 2016-07-21 | 2016-11-30 | 张国田 | A kind of rig floor automatic manipulator arm |
| CN109011657A (en) * | 2018-08-20 | 2018-12-18 | 中视和新创意文化有限公司 | A kind of intelligence dance screen device |
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