CN215221016U - Antenna with electric folding reflecting surface - Google Patents
Antenna with electric folding reflecting surface Download PDFInfo
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- CN215221016U CN215221016U CN202121524034.2U CN202121524034U CN215221016U CN 215221016 U CN215221016 U CN 215221016U CN 202121524034 U CN202121524034 U CN 202121524034U CN 215221016 U CN215221016 U CN 215221016U
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Abstract
The utility model discloses an antenna with electronic folding plane of reflection, including plane of reflection main part, plane of reflection components of a whole that can function independently, subreflector, vice anti-supporting component and driving motor subassembly, the subreflector is through installing vice anti-supporting component in the plane of reflection main part supports, the plane of reflection components of a whole that can function independently articulates the both sides of plane of reflection main part, driving motor subassembly is connected plane of reflection main part and plane of reflection components of a whole that can function independently are in order to drive the plane of reflection components of a whole that can function independently is relative the plane of reflection main part expandes or folds. The utility model discloses a decompose the plane of reflection for the plane of reflection main part and plane of reflection components of a whole that can function independently to through the expansion and the folding of driving motor subassembly automatic drive plane of reflection components of a whole that can function independently, thereby realized that the antenna expandes fast and begins work or fold and withdraw.
Description
Technical Field
The utility model relates to a satellite communication technical field, concretely relates to antenna with electronic folding plane of reflection.
Background
Due to the limitation of transportation conditions, the radar antenna is often folded by disassembling and assembling the panel or manually.
The manual disassembly and assembly method has low working efficiency and cannot meet the requirement that the antenna needs to be quickly unfolded to start working or be folded for evacuation. Furthermore, state detection is often not set, the position change of the reflecting surface cannot be accurately and timely mastered, the maneuverability and the reliability are not high, and the working efficiency is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an antenna with electronic folding plane of reflection to mainly solve above-mentioned problem.
In order to achieve the above object, the utility model discloses an antenna with electronic folding plane of reflection, including plane of reflection main part, plane of reflection components of a whole that can function independently, subreflector, vice anti-supporting component and driving motor subassembly, the subreflector is through installing vice anti-supporting component in the plane of reflection main part supports, the plane of reflection components of a whole that can function independently articulates the both sides of plane of reflection main part, driving motor subassembly connects plane of reflection main part and plane of reflection components of a whole that can function independently are in order to drive the plane of reflection components of a whole that can function independently is relative the plane of reflection main part expandes or folds.
Further, the driving motor assembly comprises a motor, a speed reducer, a driving shaft, a speed reducer support, a hinge folding support and a hinge fixing support, the motor and the speed reducer are installed on the speed reducer support in series, the speed reducer is in transmission connection with the driving shaft, the driving shaft is in pin joint with the hinge fixing support installed on the reflecting surface main body, and the driving shaft is in transmission connection with the hinge folding support installed on the reflecting surface split body.
Further, the driving motor assembly further comprises a bearing, the bearing is installed in the hinge fixing support, and two ends of the driving shaft are matched with the bearing.
Furthermore, still include the antenna back of the body frame, the antenna back of the body frame is including installing fixed back of the body frame behind the plane of reflection main part and installing folding back of the body frame behind the plane of reflection components of a whole that can function independently.
Further, still including launching location locking mechanism, it expandes the public head of location and expandes the sensor to launch location locking mechanism including launching locking Assembly, expansion location female head, expand locking Assembly and expand the location female head and install on the fixed back of the body frame behind the plane of reflection main part, the public head of location is installed on the folding back of the body frame behind the plane of reflection components of a whole that can function independently, it sets up to expand locking Assembly to be when expanding the sensor and detecting the plane of reflection components of a whole that can function independently and expand the back that targets in place, it expandes the locking Assembly drive and expandes the locking female head of location and expand the public head of location.
Further, still include folding locking mechanism and include folding locking Assembly, folding location female head, folding location public head and folding sensor, folding locking Assembly and folding location female head are installed on the plane of reflection main part, folding location public head is installed on the plane of reflection components of a whole that can function independently, folding locking Assembly sets up to detect the plane of reflection components of a whole that can function independently folding back of targetting in place as folding sensor, expand the locking Assembly drive and fold the locking of location female head folding location public head.
Further, all be provided with flexible driving piece in folding locking Assembly and the expansion locking Assembly, all be provided with the cardboard in folding location female head and the expansion location female head, the one end of cardboard with flexible driving piece is articulated, and the other end is provided with and is used for the card to go into chuck in folding location public head or the expansion location public head's of draw-in groove, one side of cardboard is provided with the cardboard and opens the dog, and the opposite side is provided with cardboard locking dog.
Furthermore, the reflection surface main body, the reflection surface split body and the antenna back frame all adopt a carbon fiber honeycomb sandwich panel structure.
Compared with the prior art, the utility model has the advantages of:
the utility model discloses a divide reflecting surface into reflecting surface main part and reflecting surface components of a whole that can function independently, and expand and fold through the automatic expansion and folding of driving motor subassembly drive reflecting surface components of a whole that can function independently, thus realized that the antenna expandes fast and begins work or fold and withdraw; furthermore, the unfolding and in-place folding locking of the main reverse folding surface of the antenna can be realized through a locking mechanism, a reaction mechanism is made by applying a transmission signal of a sensor, and the reflection surface can be manually folded or unfolded and locked to be separated in an emergency situation, so that the control precision and the safety and reliability are improved; the reflecting surface adopts a folding form, occupies less space after being stored, and is convenient to transport; the reflecting surface is made of carbon fiber materials, so that the weight is reduced, the structure is reasonable and compact, and the working efficiency of the antenna is improved.
The present invention will be described in further detail below with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
fig. 1 is a schematic front view of an antenna with an electrically folded reflective surface according to a preferred embodiment of the present invention after being unfolded;
fig. 2 is a schematic front view of the antenna with the electrically folded reflecting surface according to the preferred embodiment of the present invention after being folded;
fig. 3 is a schematic structural diagram of a driving motor assembly disclosed in the preferred embodiment of the present invention;
fig. 4 is a schematic structural diagram of the unfolding positioning locking mechanism (or the folding positioning locking mechanism) disclosed in the preferred embodiment of the present invention.
Illustration of the drawings:
1. a reflective surface main body; 2. the reflecting surfaces are separated; 3. an antenna back frame; 4. a sub-reflecting surface; 5. a secondary counter-support assembly; 6. a drive motor assembly; 61. a motor; 62. a speed reducer; 63. a speed reducer support; 64. a drive shaft; 65. a bearing; 66. a hinge folding bracket; 67. a hinge fixing bracket; 7. unfolding a positioning locking mechanism; 71. unfolding the locking assembly; 72. unfolding and positioning the female head; 73. unfolding the positioning male head; 731. a card slot; 74. a telescopic driving member; 75. clamping a plate; 751. clamping a head; 76. the clamping plate opens the stop block; 77. a clamping plate locking stop block; 78. unfolding the transmission shaft; 781. unfolding the clamping hole; 79. unfolding the hollow part; 8. a fold-over locking mechanism; 81. folding the locking assembly; 82. folding and positioning the female head; 83. folding and positioning the male head; 88. folding the transmission shaft; 881. folding the clamp hole; 89. the hollow-out part is folded.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1-4, the embodiment of the utility model discloses an antenna with electric folding reflecting surface, including reflecting surface main body 1, reflecting surface components of a whole that can function independently 2, antenna back frame 3, auxiliary reflecting surface 4, auxiliary anti-support assembly 5, driving motor assembly 6, expansion positioning locking mechanism 7 and folding locking mechanism 8;
the main reflecting surface 1 and the reflecting surface split body 2 form a main reflecting surface which is fixed on an antenna back frame 3 through an angle piece and a screw rod and used for reflecting electromagnetic wave signals with an auxiliary reflecting surface 4; the auxiliary reflection supporting component 5 is fixed on the front surface of the reflection surface main body 1 and is used for supporting the auxiliary reflection surface 4 and adjusting the position of the auxiliary reflection surface 4; the driving motor assembly 6 is respectively connected with the reflecting surface main body 1 and the reflecting surface split body 2 and drives the reflecting surface split body 2 to unfold or fold, so that the antenna is unfolded quickly to start working or is folded to withdraw; the back of the antenna is provided with an unfolding positioning locking mechanism 7, and when the reflecting surface split body 2 is unfolded in place, the positioning and locking are carried out; the folding locking mechanism 8 is fixed on the front surface of the antenna, and is automatically locked after the reflection surface split body 2 is folded in place, as shown in fig. 1 and 2.
The reflecting surface split bodies 2 are distributed on two sides of the reflecting surface main body 1, and the reflecting surface main body 1 and the reflecting surface split bodies 2 are spliced together to form a complete paraboloid type main reflecting surface. The antenna back frame 3 is arranged on the back of the main reflecting surface in a mode of combining radiation and a # -shaped mode; the antenna back frame 3 is divided into a fixed back frame and a folding back frame, and the reflecting surface main body 1 and the reflecting surface split body 2 are respectively and correspondingly fixed on the fixed back frame and the folding back frame through angle pieces and screws.
The auxiliary anti-support assembly 5 is composed of four carbon fiber tubes and the like, one end of the auxiliary anti-support assembly is fixed on the reflecting surface main body 1, and the other end of the auxiliary anti-support assembly is arranged on an adjusting structure of the auxiliary reflecting surface 4 and used for installation, position precision adjustment and locking after the auxiliary reflecting surface 4 is adjusted in place.
The main reflecting surface and the auxiliary reflecting surface 4 are used for reflecting electromagnetic wave signals; the main reflecting surface is a paraboloid of revolution, the concave surface of the paraboloid of revolution is the working surface of the main reflecting surface, and the center of the paraboloid of revolution is provided with a through hole for accommodating the extending part of the feed source network. The working surface of the sub-reflecting surface 4 and the working surface of the main reflecting surface are arranged oppositely, and the focus of the main reflecting surface is superposed with the near focus of the sub-reflecting surface 4.
The reflection surface main body 1, the reflection surface split body 2 and the antenna back frame 3 are all of a carbon fiber honeycomb sandwich panel structure. The auxiliary reverse supporting assembly 5, the driving motor assembly 6, the unfolding positioning locking mechanism 7, the folding locking mechanism 8 and other parts are fixedly connected with the antenna back frame 3 and the main reflecting surface in a metal embedded part mode.
In the present embodiment, the drive motor assembly 6 includes a motor 61, a reducer 62, a reducer support 63, a drive shaft 64, a bearing 65, a hinge folding bracket 66, and a hinge fixing bracket 67. Two ends of the driving shaft 64 are arranged in a hinge fixing bracket 67 fixed with the reflecting surface main body 1 through a bearing 65, and the middle part of the driving shaft 64 is connected with a hinge folding bracket 66 fixed with the reflecting surface split body 2 through keys; the motor 61 and the reducer 62 are installed in series at the rear end of the reducer support 63 and are directly connected with the drive shaft 64. The motor 61 drives the driving shaft 64 fixed to the reflecting surface division body 2 to rotate by decelerating the speed of the speed reducer 62, thereby driving the reflecting surface division body 2 to rotate around the driving shaft 64.
In the present embodiment, the deployment positioning locking mechanism 7 includes a deployment locking assembly 71, a deployment positioning female head 72, a deployment positioning male head 73, and a deployment sensor. The unfolding locking component 71 and the unfolding positioning female head 72 are fixed on a fixed back frame, and the unfolding positioning male head 73 is fixed on a folding back frame. When the reflecting surface split body 2 is unfolded to be in place, the unfolding positioning female head 72 and the unfolding positioning male head 73 are attached to realize accurate positioning, the unfolding sensor detects and feeds back a position signal, and the unfolding locking assembly 71 automatically bites the unfolding positioning male head 73 after receiving an instruction to lock the reflecting surface split body 2.
In the present embodiment, the fold latch mechanism 8 includes a fold latch assembly 81, a fold positioning female 82, a fold positioning male 83, and a fold sensor. The folding locking component 81 and the folding positioning female head 82 are fixed on the reflecting surface main body 1, and the folding positioning male head 83 is fixed on the reflecting surface split body 2. When the reflecting surface split body 2 is folded in place, the folding sensor detects and feeds back a signal in place, and the folding locking assembly 81 receives an instruction and then automatically engages with the folding positioning male head 83 to lock the reflecting surface split body 2.
In this embodiment, the folding locking component 81 and the unfolding locking component 71 are both provided with a telescopic driving member 74, the telescopic driving member 74 of this embodiment includes a small motor, a screw rod and a nut, the screw rod is in transmission connection with the small motor, the screw rod and the nut are in threaded connection, the nut is connected with a clamping plate 75, the motor telescopic driving member 74 is provided with a clamping plate 75 in the folding positioning female head 82 and the unfolding positioning female head 72, one end of the clamping plate 75 is hinged with the telescopic driving member 74, the other end of the clamping plate 75 is provided with a clamping head 751 for being clamped into a clamping groove 731 of the folding positioning male head 83 or the unfolding positioning male head 73, one side of the clamping plate 75 is provided with a clamping plate opening block 76, the other side of the clamping plate 75 is provided with a clamping plate locking block 77, see fig. 4, when the telescopic driving member 74 drives the clamping plate 75 to move rightwards, due to the blocking effect of the clamping plate opening block 76, the clamping head 751 can move outwards to unlock the folding positioning male head 83 or the unfolding positioning male head 73, at this point, the motor 61 may begin to operate; when the retractable driving member 74 drives the locking plate 75 to move leftward, the locking head 751 moves inward to lock the foldable positioning male head 83 or the foldable positioning male head 73 due to the blocking effect of the locking plate locking stopper 77, and at this time, the motor 61 can start to operate.
In this embodiment, the unfolding locking assembly 71 and the folding locking assembly 81 can be used for positioning and locking the reflection surface division body 2 after manually unfolding or folding the reflection surface division body in place in an emergency situation. Expand and be provided with on the locking Assembly 71 and expand fretwork portion 79, it has the expansion transmission shaft 78 that expands locking Assembly 71 to expand to correspond in the fretwork portion 79, it expands and sets up on the transmission shaft 78 and expand card hole 781, equally, be provided with folding fretwork portion 89 on the folding locking Assembly 81, it has folding transmission shaft 88 of folding locking Assembly 81 to correspond in the folding fretwork portion 89, be provided with folding card hole 881 on the folding transmission shaft 88, it is the hexagonal type to expand transmission shaft 78 and folding transmission shaft 88 afterbody, can manually rotate, also available hexagon socket head wrench is filled in and is expanded card hole 781 and folding card hole 881 and rotate. Then the unfolding positioning male head 73 or the folding positioning male head 83 is loosened, then the reflecting surface split body 2 is manually rotated to be unfolded or folded in place, and finally the unfolding locking assembly 71 or the folding locking assembly 81 can be controlled to lock the unfolding positioning male head 73 or the folding positioning male head 83 by rotating a transmission shaft on the unfolding locking assembly 71 or the folding locking assembly 81, so that the positioning and the locking of the reflecting surface split body 2 are realized.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, without departing from the scope of the technical solution of the present invention, using the technical content disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention should fall within the protection scope of the technical solution of the present invention.
Claims (8)
1. The utility model provides an antenna with electronic folding plane of reflection, its characterized in that includes plane of reflection main part (1), plane of reflection components of a whole that can function independently (2), subreflector (4), vice anti-supporting component (5) and driving motor subassembly (6), subreflector (4) is through installing vice anti-supporting component (5) support on plane of reflection main part (1), plane of reflection components of a whole that can function independently (2) articulate the both sides of plane of reflection main part (1), driving motor subassembly (6) are connected plane of reflection main part (1) and plane of reflection components of a whole that can function independently (2) are in order to drive plane of reflection components of a whole that can function independently (2) are relative plane of reflection main part (1) expandes or folds.
2. The antenna with the electric folding reflecting surface as claimed in claim 1, wherein the driving motor assembly (6) comprises a motor (61), a speed reducer (62), a driving shaft (64), a speed reducer support (63), a hinge folding support (66) and a hinge fixing support (67), the motor (61) and the speed reducer (62) are installed on the speed reducer support (63) in series, the speed reducer (62) is in transmission connection with the driving shaft (64), the driving shaft (64) is in pivot connection with the hinge fixing support (67) installed on the reflecting surface main body (1), and the driving shaft (64) is in transmission connection with the hinge folding support (66) installed on the reflecting surface split body (2).
3. The antenna with motorized folding reflecting surface according to claim 2, characterized in that the driving motor assembly (6) further comprises a bearing (65), the bearing (65) is installed in the hinge fixing bracket (67), and both ends of the driving shaft (64) are engaged with the bearing (65).
4. The antenna with the electrically folding reflecting surface according to claim 1, further comprising an antenna back frame (3), wherein the antenna back frame (3) comprises a fixed back frame installed at the back of the reflecting surface main body (1) and a folding back frame installed at the back of the reflecting surface sub-body (2).
5. The antenna with the electric folding reflecting surface according to any one of claims 1 to 4, further comprising an unfolding positioning locking mechanism (7), wherein the unfolding positioning locking mechanism (7) comprises an unfolding locking component (71), an unfolding positioning female head (72), an unfolding positioning male head (73) and an unfolding sensor, the unfolding locking component (71) and the unfolding positioning female head (72) are installed on a fixed back frame behind the reflecting surface main body (1), the unfolding positioning male head (73) is installed on a folding back frame behind the reflecting surface split body (2), and the unfolding locking component (71) is arranged to drive the unfolding positioning female head (72) to lock the unfolding positioning male head (73) after the unfolding sensor detects that the reflecting surface split body (2) is unfolded in place.
6. The antenna with the electric folding reflecting surface as claimed in claim 5, further comprising a folding locking mechanism (8) comprising a folding locking assembly (81), a folding positioning female head (82), a folding positioning male head (83) and a folding sensor, wherein the folding locking assembly (81) and the folding positioning female head (82) are installed on the reflecting surface main body (1), the folding positioning male head (83) is installed on the reflecting surface split body (2), and the folding locking assembly (81) is configured such that when the folding sensor detects that the reflecting surface split body (2) is folded in place, the folding locking assembly (81) drives the folding positioning female head (82) to lock the folding positioning male head (83).
7. The antenna with the electric folding reflecting surface as claimed in claim 6, wherein a telescopic driving member (74) is arranged in each of the folding locking assembly (81) and the unfolding locking assembly (71), a clamping plate (75) is arranged in each of the folding positioning female head (82) and the unfolding positioning female head (72), one end of the clamping plate (75) is hinged to the telescopic driving member (74), the other end of the clamping plate is provided with a clamping head (751) which is clamped into the clamping groove (731) of the folding positioning male head (83) or the unfolding positioning male head (73), one side of the clamping plate (75) is provided with a clamping plate opening stopper (76), and the other side of the clamping plate (75) is provided with a clamping plate locking stopper (77).
8. The antenna with the electric folding reflecting surface as claimed in claim 4, wherein the reflecting surface main body (1), the reflecting surface sub-body (2) and the antenna back frame (3) are all in a carbon fiber honeycomb sandwich panel structure.
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CN202121524034.2U CN215221016U (en) | 2021-07-06 | 2021-07-06 | Antenna with electric folding reflecting surface |
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CN202121524034.2U CN215221016U (en) | 2021-07-06 | 2021-07-06 | Antenna with electric folding reflecting surface |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114335972A (en) * | 2022-01-05 | 2022-04-12 | 北京无线电测量研究所 | Foldable reflector antenna and folding method of reflector panel |
CN115149275A (en) * | 2022-08-29 | 2022-10-04 | 西安空间无线电技术研究所 | Foldable fixed-surface antenna reflector and unfolding method |
-
2021
- 2021-07-06 CN CN202121524034.2U patent/CN215221016U/en active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114335972A (en) * | 2022-01-05 | 2022-04-12 | 北京无线电测量研究所 | Foldable reflector antenna and folding method of reflector panel |
CN114335972B (en) * | 2022-01-05 | 2024-04-12 | 北京无线电测量研究所 | Foldable reflecting surface antenna and folding method of reflecting panel |
CN115149275A (en) * | 2022-08-29 | 2022-10-04 | 西安空间无线电技术研究所 | Foldable fixed-surface antenna reflector and unfolding method |
CN115149275B (en) * | 2022-08-29 | 2023-03-14 | 西安空间无线电技术研究所 | Foldable fixed-surface antenna reflector and unfolding method |
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