阅读说明：本技术 一种面板单元可互换多分瓣碳纤维天线反射体 (Panel unit interchangeable multi-split carbon fiber antenna reflector ) 是由 薛举 王海东 宁晓磊 刘露 吴姣 王庆东 于 2019-11-04 设计创作，主要内容包括：本发明公开一种面板单元可互换多分瓣碳纤维天线反射体,包括多个反射面扇瓣,多个反射面扇瓣相合组成反射面,其包括中反射面,反射面扇瓣以中反射面的中心旋转均布,中反射面位于所述的反射面的中心处,反射面扇瓣顶角处伸出的定位连接板嵌合至中反射面预留的卡口内,位于卡口上方设置用于压紧所述定位连接板的定位连接机构,定位连接机构采用弹簧垂直施压对卡具进行限位固定,该定位连接机构具有快速拆装,重复拆装定位精度高,便于批量生产等特点；可以实现天线面板单元互换,同时,提高了天线反射体的可维护性。(The invention discloses a panel unit interchangeable multi-split carbon fiber antenna reflector, which comprises a plurality of reflecting surface sectors, wherein the plurality of reflecting surface sectors are combined to form a reflecting surface, the reflector comprises a middle reflecting surface, the reflecting surface sectors are uniformly distributed in a rotating way by the center of the middle reflecting surface, the middle reflecting surface is positioned at the center of the reflecting surface, a positioning connecting plate extending out of the vertex angle of each reflecting surface sector is embedded into a reserved bayonet of the middle reflecting surface, a positioning connecting mechanism used for pressing the positioning connecting plate is arranged above the bayonet, the positioning connecting mechanism adopts a spring to vertically apply pressure to limit and fix a fixture, and the positioning connecting mechanism has the characteristics of quick disassembly and assembly, high repeated disassembly and assembly positioning precision, convenience for batch production and the like; the antenna panel units can be interchanged, and the maintainability of the antenna reflector is improved.)

1. The utility model provides a panel unit interchangeable many split carbon fiber antenna reflector, includes a plurality of plane of reflection fan lobes, and a plurality of plane of reflection fan lobes are closed and are constituteed the plane of reflection, its characterized in that: the reflecting surface sector comprises a middle reflecting surface, wherein the reflecting surface sectors (2) are uniformly distributed in a rotating way by the center of the middle reflecting surface (1), the middle reflecting surface (1) is positioned at the center of the reflecting surface, a positioning connecting plate (11) extending out of the vertex angle of the reflecting surface sector (2) is embedded into a reserved bayonet of the middle reflecting surface (1), a positioning connecting mechanism (4) used for pressing the positioning connecting plate (11) is arranged above the bayonet,

location coupling mechanism (4) including fixed plate (7), compression spring (8), pressure strip (9), compression spring (8), fixed plate (7) with 1 fixed connection of well plane of reflection, the pressure strip is spacing in fixed plate (7) below, compression spring (8) are located between fixed plate (7) and pressure strip (9), compression spring (8) push down pressure strip (9) and buckle the last wall of bayonet socket with chucking location connecting plate (11).

2. The panel unit interchangeable multi-split carbon fiber antenna reflector of claim 1, wherein: the vertex angle of each reflecting surface sector (2) extends out of a positioning connecting plate (11), a notch used for being matched with a protruding part reserved between every two adjacent bayonets on the middle reflecting surface (1) is formed between the positioning connecting plates (11), and one positioning connecting plate (11) of each reflecting surface sector (2) is matched with the adjacent positioning connecting plate (11) of the adjacent reflecting surface sector (2) to form the configuration of the bayonets.

3. The panel unit interchangeable multi-split carbon fiber antenna reflector of claim 1, wherein: the bayonet is inclined towards the center of the middle reflecting surface (1), and the inserting and pulling inclination of the bayonet is 10-20 degrees.

4. The panel unit interchangeable multi-split carbon fiber antenna reflector of claim 2, wherein: each positioning connecting plate (11) and the adjacent positioning connecting plate (11) share one bayonet.

5. The panel unit interchangeable multi-split carbon fiber antenna reflector of claim 1, wherein: the reflecting surface fan flap (2) is of a carbon fiber sandwich structure or a carbon fiber laminated plate structure.

6. The panel unit interchangeable multi-split carbon fiber antenna reflector of claim 1, wherein: each reflecting surface sector flap (2) is fixedly connected with the adjacent reflecting surface sector flap (2) through a locking piece (3).

7. The panel unit interchangeable multi-split carbon fiber antenna reflector of claim 1, wherein: the locking piece (3) is a clamping groove type locking piece, a bolt type locking piece or a hasp type locking piece.

8. The panel unit interchangeable multi-split carbon fiber antenna reflector of claim 1, wherein: the compression spring (8) is a cylindrical spring, a conical spring, a plate spring or a wave spring.

Technical Field

The invention relates to a multi-split antenna reflector in the field of satellite communication, wherein the antenna can realize the functions of quick disassembly and assembly of an antenna panel and panel unit interchange through a panel positioning and connecting mechanism. The working frequency ranges are Ka frequency ranges and Ku frequency ranges.

Background

Due to the requirements of rapid deployment, emergency communication, convenience in transportation and the like, the multi-split antenna meets the requirements of the former on the advantages of small size, light weight, high precision, rapid disassembly and assembly, interchangeable panel units and good maintainability. At present, the multi-split antenna reflector mainly adopts a mode of split storage and splicing use to meet the use requirement.

Similar such many split antennas, common different structural style's retaining member is connected, and the retaining member divide into two parts, and the panel is connected and is in the inside pre-buried metalwork of antenna face, and a part of retaining member of installation on every panel is connected through the retaining member between panel and the panel. The antenna reflecting surface has long disassembly and assembly time and complex operation; due to the tolerance of the embedded part, the antenna panel units cannot be interchanged or the interchange precision is poor, when a local panel unit of the antenna fails, the maintainability is poor, even the whole set of panel needs to be returned to a factory for correction again, and the maintenance cost is high. For the above reasons, it is necessary to design an antenna reflector of a new structural type to meet the requirements of quick installation and convenient maintenance.

Disclosure of Invention

This patent provides a new structure antenna reflector.

In order to solve the problems, the invention is realized by the following technical scheme:

a panel unit interchangeable multi-split carbon fiber antenna reflector comprises a plurality of reflecting surface sectors 2, wherein the plurality of reflecting surface sectors are combined to form a reflecting surface, the reflecting surface sectors comprise a middle reflecting surface 1, the reflecting surface sectors 2 are uniformly distributed in a rotating way at the center of the middle reflecting surface 1, the middle reflecting surface 1 is positioned at the center of the reflecting surface, positioning connecting plates 11 extending out of the vertex angles of the reflecting surface sectors 2 are embedded into reserved bayonets of the middle reflecting surface 1, positioning connecting mechanisms 4 used for pressing the positioning connecting plates 11 are arranged above the bayonets,

the positioning and connecting mechanism 4 comprises a fixing plate 7, a compression spring 8, a pressing plate 9 and a compression spring 8, the fixing plate 7 is fixedly connected with the middle reflecting surface 1, the pressing plate is limited below the fixing plate 7, the compression spring 8 is positioned between the fixing plate 7 and the pressing plate 9, and the compression spring 8 pushes the pressing plate 9 to bend the upper wall surface of the bayonet so as to clamp the positioning and connecting plate 11.

Furthermore, a positioning connecting plate 11 extends from each vertex angle of the reflecting surface sector 2, a notch for matching with a protrusion reserved between every two adjacent bayonets on the middle reflecting surface 1 is formed between the positioning connecting plates 11, and one positioning connecting plate 11 of each reflecting surface sector 2 is matched with the adjacent positioning connecting plate 11 of the adjacent reflecting surface sector 2 to just form the configuration of the bayonets.

Furthermore, the bayonet is inclined towards the center of the middle reflecting surface 1, and the inserting and pulling inclination of the bayonet is 10-20 degrees.

Furthermore, each positioning connecting plate 11 shares a bayonet with the adjacent positioning connecting plate 11.

Further, the reflecting surface segment 2 is of a carbon fiber sandwich structure or a carbon fiber laminated plate structure.

Furthermore, each reflecting surface sector 2 is fixedly connected with the adjacent reflecting surface sector 2 through a locking piece 3.

Further, retaining member 3 is a slot type retaining member, a bolt type retaining member, a hasp type retaining member.

Further, the compression spring 8 is a cylindrical spring, a conical spring, a plate spring, or a wave spring.

Compared with the prior art, the invention has the beneficial effects that:

the antenna reflector is divided into a middle reflecting surface and reflecting surface sectors, and the side reflecting surfaces are connected by locking pieces to realize the positioning and locking of the side reflecting surfaces; the side reflecting surface is of a carbon fiber sandwich structure, and the consistency of the panel is high. The side reflecting surface and the middle reflecting surface are connected by a positioning connecting mechanism, the positioning connecting mechanism is similar to a mortise and tenon structure, and the working principle of plug-in positioning and locking is adopted; however, the conventional tenon fourth of twelve earthly branches structure is not convenient for dismantle fast, and this location coupling mechanism has increased direction oblique angle and location coupling mechanism, and location coupling mechanism sets up in one side of adjacent panel, installs on the mould child after the panel shaping, the manufacturing and the later stage installation location of the panel of being convenient for.

The positioning connecting mechanism has the characteristics of quick assembly and disassembly, high repeated assembly and disassembly positioning precision, convenience for batch production and the like; the antenna panel units can be interchanged, and the maintainability of the antenna reflector is improved.

The positioning connection mechanism can be used for antennas with different split quantities, the number of the antenna panel split blocks can be from 2 to 32, even more, and the expansion integration is strong.

The antenna reflector realizes quick assembly and disassembly; meanwhile, the antenna reflector not only meets the use requirements of the Ka frequency band and the Ku frequency band in the assembling precision, but also can meet the use requirements of the Ka frequency band and the Ku frequency band after the panel units are exchanged.

Drawings

FIG. 1 is a schematic view of an assembly structure of an embodiment of the present invention;

FIG. 2 is an exploded view of an antenna assembly structure according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of a side reflective surface structure according to an embodiment of the present invention;

FIG. 4 is a schematic diagram of a spring hold-down device according to an embodiment of the present invention;

FIG. 5 is a schematic view of the positioning connection plate and the bayonet fitting according to the embodiment of the present invention;

FIG. 6 is a schematic view of an antenna configuration employing 2 retaining members for connection between reflector sectors in accordance with embodiments of the present invention;

FIG. 7 is a schematic diagram of an antenna structure in which the middle reflecting surface is polygonal and the middle reflecting surface and the side reflecting surfaces are planar in cooperation, according to the present invention;

the reference number indicates that the middle reflecting surface 1, the reflecting surface sector 2, the locking piece 3, the positioning connecting mechanism 4, the positioning piece buckle 5, the positioning piece clamping bolt 6, the fixing plate 7, the compression spring 8, the pressing plate 9, the bolt 10 and the positioning connecting plate 11.

Detailed Description

The following further description of the embodiments is made with reference to the accompanying drawings:

as shown in fig. 1 to 5, a panel unit interchangeable multi-split carbon fiber antenna reflector includes a middle reflection surface 1, a plurality of reflection surface sectors, a locking member 3 and a positioning connection mechanism 4. Wherein, the locking part is divided into a positioning part buckle 5 and a positioning part clamping bolt 6, the positioning part buckle 5 is matched with the positioning part clamping bolt 6 to be assembled and fixedly connected, a plurality of reflecting surface sectors are combined to form a reflecting surface,

the two sides of the joint of the reflecting surface sector and the adjacent reflecting surface sector are respectively provided with a positioning piece buckle 5 and a positioning piece bolt 6 to ensure that the reflecting surface sectors are combined to form a reflecting surface,

a middle reflecting surface 1 is arranged at the center of the reflecting surface, reflecting surface flabellums 2 are uniformly distributed in a rotating way around the center of the middle reflecting surface 1, positioning connecting plates 11 extending out of the vertex angles of the reflecting surface flabellums 2 are embedded into reserved bayonets of the middle reflecting surface 1, positioning connecting mechanisms 4 used for pressing the positioning connecting plates 11 are arranged above the bayonets,

as shown in fig. 4, the positioning and connecting mechanism 4 includes a fixing plate 7, a compression spring 8, a pressing plate 9, and a compression spring 8, the fixing plate 7 is fixedly connected to the middle reflecting surface 1, the pressing plate is limited below the fixing plate 7, the compression spring 8 is located between the fixing plate 7 and the pressing plate 9, and the compression spring 8 pushes the pressing plate 9 to bend the upper wall surface of the bayonet to clamp the positioning and connecting plate 11.

As shown in fig. 3 and 5, the bayonet is a cavity with variable height and a guiding bevel, the bayonet is inclined towards the center of the middle reflecting surface 1, and the inserting and pulling inclination of the bayonet is 10-20 degrees. The pressing plate 9 is arranged between the fixing plate 7 and the upper wall surface of the bayonet and is in a semi-movable and semi-fixed state; the vertex angle of each reflecting surface sector 2 extends out of a positioning connecting plate 11, a notch used for being matched with a protruding part reserved between every two adjacent bayonets on the middle reflecting surface 1 is formed between the positioning connecting plates 11, one positioning connecting plate 11 of each reflecting surface sector 2 is matched with a positioning connecting plate 11 adjacent to the adjacent reflecting surface sector 2 to just form the configuration of the bayonets, each positioning connecting plate 11 and the adjacent positioning connecting plate 11 share one bayonet, when the positioning connecting plate 11 of the reflecting surface sector 2 is inserted into the positioning connecting mechanism 4, the compression plate 9 is in a fixed state, the compression spring 8 is extruded and deformed to generate rebound force, and the reflecting surface sector 2 is compressed and fixed through the compression plate 9; the panel is pulled out by applying an outward drawing force, the compression spring 8 is restored to the original state, and the pressing plate 9 is changed into a semi-movable and semi-fixed state.

The reflector sector flaps 2 can be of a carbon fiber sandwich structure or a carbon fiber laminate structure.

In this example, the reflecting surface sector 2 has a plurality of types, the reflecting surface sector 2 is of a carbon fiber sandwich structure, the reflecting surface sector 2 can be formed by adopting a mould pressing process, an autoclave process, RTM (resin transfer molding) and other processes, the reflecting surface sector 2 adopts a mould pressing forming process, the consistency of the panel appearance, the assembly surface and the assembly hole position is ensured, the positioning and connecting mechanism 4 can be used for antennas with different numbers of sectors, and the number of the antenna panel sectors can be from 2 sectors to 32 sectors or even more.

When the antenna reflector is formed by 4-split, the antenna reflector has a 4-split structure in this example.

Retaining member between reflector sector lamella 2 and reflector sector lamella 2 can select 1 or more according to the antenna bore, and every side reflector sets up two "tongue" form location connecting plate 11, and well reflector 1 sets up 4 location connecting mechanism 4, and two adjacent location connecting plate 11 of reflector sector lamella 2 share a location connecting mechanism 4, and this design has improved precision and rigidity are assembled to the panel.

The compression spring 8 may take various forms, a cylindrical spring, a conical spring, a plate spring, a wave spring, and the like.

The retaining member 3 for connecting the reflecting surface segment 2 and the reflecting surface segment 2 may be a conventional slot-type retaining member, a latch-type retaining member, a hasp-type retaining member, or other screw-type retaining member.