CN210296596U - Small phased array antenna structure - Google Patents

Abstract

The utility model discloses a small-size phased array antenna structure, including main part and slide bar, be provided with axle sleeve, lower axle sleeve, back lug, fixed orifices and square groove in the main part, upper axle sleeve integrated into one piece is connected in the middle of the main part top, axle sleeve integrated into one piece is connected in the middle of the main part bottom down, and lower axle sleeve inside nestification has the inner conductor, back lug welds in main part rear end right side, and nestification has back adjusting screw on the back lug, the fixed orifices is seted up in main part top left side, the square groove is seted up in main part top right side, and the spout has been seted up to the square groove front and back end, the slide bar nestification is in the spout. The utility model discloses the installation is swift, and it is convenient to dismantle, can be applied to highly integrated phased array radar.

Description

Small phased array antenna structure

Technical Field

The utility model relates to a small-size phased array antenna structure belongs to radio frequency cable subassembly technical field.

Background

With the continuous development of science and technology, military industry and industry in China are also in continuous leap and leap, novel top-end weapons are in the endlessly, and the connector industry is also confronted with new opportunities and challenges; with the requirement of miniaturization development of the whole equipment, the traditional phase matching form cannot better meet the requirements of the phased array radar on transmitting and receiving components; the antenna unit with high-precision phase is a key component of the phased array radar, the phases of multiple paths of the antenna unit can be matched with each other when the antenna unit is applied, and different antenna units can be interchanged with each other; meanwhile, the requirement for the distance between multiple paths is smaller and smaller, and the distance is limited by the interface of the connector, so that the distance meets the bottleneck when the connectors are connected by threads. In order to solve the problems, a new technical scheme is provided.

Disclosure of Invention

An object of the utility model is to provide a small-size phased array antenna structure to solve the problem that proposes among the above-mentioned background art.

In order to realize the purpose, the utility model adopts the following technical scheme: the utility model provides a small-size phased array antenna structure, includes main part and slide bar, be provided with axle sleeve, lower axle sleeve, back lug, fixed orifices and square groove in the main part, upper axle sleeve integrated into one piece is connected in the middle of the main part top, axle sleeve integrated into one piece connects in the middle of the main part bottom down, and lower axle sleeve inside nestification has the inner conductor, back lug welds in main part rear end right side, and nestification has back adjusting screw on the back lug, the fixed orifices is seted up in main part top left side, the square groove is seted up in main part top right side, and the spout has been seted up to the square groove front and back end, the slide bar nestification is.

Preferably, an insulator is nested below the inner portion of the upper shaft sleeve, a bushing is placed at the top of the insulator, an insulating sheet is placed between the bushing and the insulator, a semi-rigid cable is nested in the bushing, and the semi-rigid cable and the inner conductor are connected together through soldering.

Preferably, the rear end of the sliding rod is in threaded connection with the rear adjusting screw, a transmission groove and a limiting plate are arranged on the sliding rod, the transmission groove is formed in the right side of the sliding rod, the limiting plate is welded at the front end of the sliding rod, and the limiting plate is placed outside the sliding groove at the front end.

Preferably, be provided with backup pad and right lug on the drive groove, the backup pad welds in the inside rear end of drive groove, and nestification has horizontal adjusting screw between backup pad and the limiting plate, right lug nestification is in the drive groove right side, and right lug and horizontal adjusting screw threaded connection.

Preferably, the surface of the semi-rigid cable is plated with chemical nickel, the thickness of the plating layer is 2-5 μm, and the semi-rigid cable is arranged above the semi-rigid cable in two bending shapes, wherein one bending radius is 2.98mm, and the other bending radius is 2.4 mm.

Preferably, the hole diameter of the fixing hole is the same as that of the right lifting lug.

Compared with the prior art, the beneficial effects of the utility model are that: the semi-rigid cable and the inner conductor are connected together by tin soldering, so that the semi-rigid cable and the inner conductor can be electrically connected; an insulating sheet is arranged between the bushing and the insulator, so that the bushing can be effectively insulated; the rear end of the sliding rod is in threaded connection with the rear adjusting screw rod, and the sliding rod can be easily driven by the rear adjusting screw rod to slide left and right along the sliding groove; the right lifting lug is in threaded connection with the transverse adjusting screw rod, and can be easily driven by the transverse adjusting screw rod to slide back and forth along the transmission groove; the aperture size of fixed orifices and right lug is the same, and the accessible bolt is light with the main part installation be fixed in on the assigned position.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the main structure of the present invention;

FIG. 3 is a schematic view of the structure of the semi-rigid cable of the present invention;

FIG. 4 is a schematic view of the slide bar structure of the present invention;

in the figure: 1-a body; 2-a slide bar; 3-upper shaft sleeve; 4-lower shaft sleeve; 5-rear lifting lug; 6-fixing holes; 7-square groove; 8-an inner conductor; 9-rear adjusting screw; 10-a chute; 11-an insulator; 12-a liner; 13-an insulating sheet; 14-semi-rigid cable; 15-a transmission groove; 16-a limiting plate; 17-a support plate; 18-right lifting lug; 19-horizontal adjusting screw.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely explained below with reference to the drawings in the embodiment of the present invention.

As shown in fig. 1-4, a small phased array antenna structure, including main part 1 and slide bar 2, be provided with upper shaft sleeve 3 on the main part 1, lower shaft sleeve 4, back lug 5, fixed orifices 6 and square groove 7, upper shaft sleeve 3 integrated into one piece is connected in the middle of the main part 1 top, lower shaft sleeve 4 integrated into one piece is connected in the middle of main part 1 bottom, lower shaft sleeve 4 is inside nested has inner conductor 8, back lug 5 welds in main part 1 rear end right side, the last nested back adjusting screw 9 that has of back lug 5, fixed orifices 6 are seted up in main part 1 top left side, square groove 7 is seted up in main part 1 top right side, spout 10 has been seted up to the front and back end of square groove 7, slide bar 2 nests in spout 10.

The specific use mode is as follows: when the main body 1 is installed, firstly, the position of the right lifting lug 18 is adjusted according to the installation position, the adjusting screw 9 drives the sliding rod 2 to slide left and right along the sliding chute 10 after being screwed, and the sliding rod 2 slides left and right to drive the right lifting lug 18 to adjust the left and right positions; screwing the transverse adjusting screw 19 to drive the right lifting lug 18 to slide along the transmission groove 15 to adjust the front and rear positions; the utility model solves the problems of poor phase consistency and low percent of pass of the antenna units with different shapes; the processing method improves the phase consistency precision among the antenna units with different shapes; the antenna unit has the advantages that the international universal standard interface is adopted, the antenna unit can be exchanged and oppositely inserted with similar products in the market, the position of a mounting hole of the product can be adjusted, the installation is rapid, the disassembly is convenient, the size of the antenna unit is small, the precision is high, and the antenna unit can be applied to highly integrated phased array radars.

The foregoing is a preferred embodiment of the present invention, and for those skilled in the art to understand the teaching of the present invention, the changes, modifications, replacements and variations to the embodiments will still fall within the protection scope of the present invention without departing from the principle and spirit of the present invention.

Claims (6)

1. A small phased array antenna structure, includes main part (1) and slide bar (2), its characterized in that: be provided with axle sleeve (3), lower axle sleeve (4), back lug (5), fixed orifices (6) and square groove (7) on main part (1), go up axle sleeve (3) integrated into one piece and connect in the middle of main part (1) top, axle sleeve (4) integrated into one piece is connected in the middle of main part (1) bottom down, and lower axle sleeve (4) inside nestification has inner conductor (8), back lug (5) weld in main part (1) rear end right side, and the nestification has back adjusting screw (9) on back lug (5), main part (1) top left side is seted up in fixed orifices (6), main part (1) top right side is seted up in square groove (7), and spout (10) have been seted up to square groove (7) front and back end, slide bar (2) are nested in spout (10).

2. A compact phased array antenna structure as claimed in claim 1, characterised in that: go up axle sleeve (3) inside below nestification has insulator (11), bush (12) have been placed at insulator (11) top, insulating piece (13) have been placed between bush (12) and insulator (11), nested semi-rigid cable (14) have in bush (12), semi-rigid cable (14) link together through the soldering with inner conductor (8).

3. A compact phased array antenna structure as claimed in claim 1, characterised in that: slide bar (2) rear end and back adjusting screw (9) threaded connection are provided with drive groove (15) and limiting plate (16) on slide bar (2), drive groove (15) are seted up in slide bar (2) right side, limiting plate (16) weld in slide bar (2) front end, and limiting plate (16) are placed in front end spout (10) outside.

4. A compact phased array antenna structure as claimed in claim 3, characterized in that: be provided with backup pad (17) and right lug (18) on transmission groove (15), backup pad (17) welds in the inside rear end of transmission groove (15), and between backup pad (17) and limiting plate (16) nestification have horizontal adjusting screw (19), right lug (18) nestification is in transmission groove (15) right side, and right lug (18) and horizontal adjusting screw (19) threaded connection.

5. A compact phased array antenna structure as claimed in claim 2, characterized in that: the surface of the semi-rigid cable (14) is electroplated with chemical nickel, the thickness of a plating layer is 2-5 mu m, and the upper part of the semi-rigid cable (14) is arranged in two bending shapes, wherein one bending radius is 2.98mm, and the other bending radius is 2.4 mm.

6. A compact phased array antenna structure as claimed in claim 1, characterised in that: the hole diameter of the fixing hole (6) is the same as that of the right lifting lug (18).

Images