CN219144498U

CN219144498U - Phase shifter used on antenna

Info

Publication number: CN219144498U
Application number: CN202223390595.5U
Authority: CN
Inventors: 孟奇; 陈后生; 崔晓辉; 胡素衡; 陆智明; 吴天昊
Original assignee: Suzhou Latitude Antenna Co ltd
Current assignee: Suzhou Latitude Antenna Co ltd
Priority date: 2022-12-18
Filing date: 2022-12-18
Publication date: 2023-06-06
Anticipated expiration: 2032-12-18

Abstract

The utility model discloses a phase shifter used on an antenna, which comprises a die-casting cavity formed by integral die casting, wherein the die-casting cavity is provided with two cavities, a PCB main board is slidably arranged in each of the two cavities of the die-casting cavity, and the top end of the die-casting cavity is connected with a PCB unit module through a transfer PCB buckle; according to the utility model, through the die-casting cavity formed by integral die-casting, the uniformity of the antenna performance is improved, the problem of mass production is solved, the PCB main board is directly and slidably arranged in the die-casting cavity, the welding of the radio frequency coaxial cable is avoided, the whole antenna feed network completely removes the radio frequency coaxial cable, and the feeding mode solves the loss of the radio frequency coaxial cable, so that the overall gain of the antenna is improved.

Description

Phase shifter used on antenna

Technical Field

The utility model relates to the technical field of antennas, in particular to a phase shifter used on an antenna.

Background

The electrically tunable antenna is a mobile antenna in which a downtilt angle is electronically adjusted. The phase shifter is a digital three-phase shifter, which is a new generation portable electrical instrument composed of transformer phase shifter, digital phase display, voltage-current digital display, output voltage regulation, phase shift fine regulation and power supply.

In the current antenna industry, the electrically tunable antennas all adopt a welding mode of a shifting device and a radio frequency coaxial cable, but the welding efficiency is low, the situation of fracture is easy to occur, and the waste of the radio frequency coaxial cable is also caused.

Disclosure of Invention

In order to solve the defects in the prior art, the utility model provides a phase shifter used on an antenna.

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model discloses a phase shifter used on an antenna, which comprises a die-casting cavity formed by integral die-casting, wherein the die-casting cavity is formed into a double-cavity type, two cavities of the die-casting cavity are respectively provided with a PCB main board in a sliding manner, and the top end of the die-casting cavity is connected with a PCB unit module through a transfer PCB buckle.

As a preferable technical scheme of the utility model, the switching PCB buckle comprises an adapter plate, a connecting hole which is matched with the adapter plate for plugging and is used for the adapter plate to pass through is formed in the PCB unit module, a plurality of plugboards are arranged at the bottom end of the adapter plate, an opening for the plugboards to be inserted is formed in the top end of the die-casting cavity, and first elastic clamping plates which are clamped with the opening and are L-shaped are arranged at two sides of the bottom end of the adapter plate.

As a preferable technical scheme of the utility model, the upper end and the lower end of the two cavities of the die-casting cavity are respectively provided with a groove plate for the PCB main board to slide.

As a preferable technical scheme of the utility model, medium blocks are arranged in cavities formed between two inner cavity walls of the die-casting cavity and two PCB main boards.

As a preferable technical scheme of the utility model, the bottom end of the medium block is provided with a guide rail sliding block which is matched with the groove plate in sliding, and the bottom end of the PCB main board is provided with a notch which is matched with the guide rail sliding block.

As a preferable technical scheme of the utility model, the bottom end of the die casting cavity is provided with a transmission connecting piece.

As a preferable technical scheme of the utility model, the transmission connecting piece comprises a transmission connecting plate, two vertically upward plug blocks are arranged in the middle of the top end of the transmission connecting plate, plug holes which are matched and plugged with the plug blocks are formed in the bottom end of the die-casting cavity, and limit grooves which are matched and plugged with the plug blocks are formed in the bottom end of the guide rail sliding block.

As a preferable technical scheme of the utility model, the bottom end of the transmission connecting plate is clamped with an S-shaped driving connecting sheet metal.

As a preferable technical scheme of the utility model, the bottom end of the transmission connecting plate is provided with two positioning rods, the driving connecting sheet metal is provided with positioning holes for being spliced with the positioning rods, the bottom end of the transmission connecting plate is provided with two L-shaped second elastic clamping plates, and the driving connecting sheet metal is provided with clamping holes matched and clamped with the second elastic clamping plates.

As a preferable technical scheme of the utility model, the bottom end of the die-casting cavity is provided with a chute, and both sides of the transmission connecting plate are provided with sliding blocks which slide in a matched manner with the chute.

The beneficial effects of the utility model are as follows:

1. the phase shifter used on the antenna improves the consistency of the antenna performance through the die-casting cavity formed by integral die-casting, solves the problem of mass production, directly and slidingly installs the PCB main board in the die-casting cavity, avoids the welding of the radio frequency coaxial cable, and completely removes the radio frequency coaxial cable by the whole antenna feed network.

2. The phase shifter used on the antenna is characterized in that when the PCB unit module is fixedly installed on the die-casting cavity, the switching PCB buckle is inserted into a connecting hole formed in the PCB unit module, the plug board at the bottom end of the switching PCB buckle is inserted into an opening formed in the die-casting cavity, and the two first elastic clamping plates at the bottom end of the switching PCB buckle are clamped into the inside of the opening, so that the PCB unit module is fixedly installed on the side wall of the die-casting cavity.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of a phase shifter used in an antenna according to the present utility model;

FIG. 2 is a schematic side view of a phase shifter for use in an antenna according to the present utility model;

FIG. 3 is a schematic diagram of an enlarged structure of connection between a transfer PCB buckle and a die-casting cavity of a phase shifter used on an antenna according to the present utility model;

FIG. 4 is a schematic diagram of a PCB unit module of a phase shifter used in an antenna according to the present utility model;

FIG. 5 is a schematic diagram of the connection structure of the drive connection sheet metal and the transmission connection plate of the phase shifter used on the antenna of the present utility model;

fig. 6 is a schematic diagram of a rail-slider structure of a phase shifter used in an antenna according to the present utility model.

In the figure: 1. a die casting cavity; 2. a PCB motherboard; 3. the PCB buckle is switched; 4. a PCB unit module; 5. an adapter plate; 6. a connection hole; 7. a plug board; 8. an opening; 9. a first elastic clamping plate; 10. a trough plate; 11. a dielectric block; 12. a guide rail slide block; 13. a drive connection; 14. a transmission connecting plate; 15. a plug block; 17. driving and connecting metal plates; 18. a positioning rod; 19. the second elastic clamping plate; 20. a clamping hole; 21. a chute; 22. a slide block; 23. and a limit groove.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

Examples: as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, the phase shifter used on the antenna of the present utility model comprises a die-casting cavity 1 formed by integral die-casting, the die-casting cavity 1 is provided with two cavities, two cavities of the die-casting cavity 1 are both provided with a PCB main board 2 in a sliding manner, and the top end of the die-casting cavity 1 is connected with a PCB unit module 4 through a transfer PCB buckle 3.

The transfer PCB buckle 3 comprises an adapter plate 5, a connecting hole 6 which is matched with the adapter plate 5 and is inserted into the adapter plate 5 and used for the adapter plate 5 to pass through is formed in the PCB unit module 4, a plurality of plugboards 7 are arranged at the bottom end of the adapter plate 5, an opening 8 for the plugboards 7 to insert is formed in the top end of the die-casting cavity 1, first elastic clamping plates 9 which are clamped with the opening 8 and are L-shaped are arranged on two sides of the bottom end of the adapter plate 5, when the PCB unit module 4 is fixedly mounted on the die-casting cavity 1, the transfer PCB buckle 3 is inserted into the connecting hole 6 formed in the PCB unit module 4, the plugboards 7 at the bottom end of the transfer PCB buckle 3 are inserted into the opening 8 formed in the die-casting cavity 1, and the two first elastic clamping plates 9 at the bottom end of the transfer PCB unit buckle 3 are clamped into the opening 8, so that the PCB unit module 4 can be fixedly mounted on the side wall of the die-casting cavity 1.

Wherein, the upper and lower ends of two intracavity of die casting cavity 1 all are equipped with the frid 10 that supplies PCB mainboard 2 to slide, can be with PCB mainboard 2 through frid 10 slidable mounting to the inside of die casting cavity 1.

The dielectric blocks 11 are arranged in cavities formed between the two inner cavity walls of the die-casting cavity 1 and the two PCB main boards 2.

The bottom of the medium block 11 is provided with a guide rail slide block 12 which slides in a matched manner with the groove plate 10, and the bottom of the PCB main board 2 is provided with a notch matched with the guide rail slide block 12.

Wherein, the bottom of die casting cavity 1 is equipped with transmission connecting piece 13, transmission connecting piece 13 includes transmission connecting plate 14, and transmission connecting plate 14 'S top middle part is equipped with two vertical ascending grafting pieces 15, and the spliced eye with grafting pieces 15 assorted grafting is seted up to die casting cavity 1' S bottom, and guide rail slider 12 'S bottom has been seted up the spacing groove 23 with grafting pieces 15 assorted grafting, transmission connecting plate 14 bottom joint has S-shaped drive connection panel beating 17, transmission connecting plate 14' S bottom is equipped with two locating levers 18, has seted up the locating hole with the grafting of locating lever 18 on the drive connection panel beating 17, transmission connecting plate 14 'S bottom is equipped with two L-shaped second elastic clamping plates 19, has seted up on the drive connection panel beating 17 with the second elastic clamping plates 19 assorted joint' S joint hole 20, and when drive connecting plate 17 drove transmission connecting plate 14 motion, guide rail slider 12 along the direction motion of spliced eye is pegged graft to the locating lever 18, second elastic clamping plates 19 and joint 20, is convenient for carry out the connection to transmission connecting plate 14 and drive connection panel beating 17.

Wherein, spout 21 has been seted up to the bottom of die casting cavity 1, and the both sides of drive connecting plate 14 all are equipped with the slider 22 with spout 21 assorted slip, and when drive connecting plate 14 moved, slider 22 moved in the inside of spout 21, improved the stability that drive connecting plate 14 moved.

During operation, the phase shifter used on the antenna improves the consistency of the antenna performance through the die-casting cavity 1 formed by integral die-casting, solves the problem of mass production, directly and slidably installs the PCB main board 2 inside the die-casting cavity 1, avoids the welding of the radio frequency coaxial cable, and the whole antenna feed network completely removes the radio frequency coaxial cable.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The phase shifter used on the antenna is characterized by comprising a die-casting cavity (1) formed by integral die casting, wherein the die-casting cavity (1) is provided with two cavities, two cavities of the die-casting cavity (1) are respectively provided with a PCB main board (2) in a sliding manner, and the top end of the die-casting cavity (1) is connected with a PCB unit module (4) through a transfer PCB buckle (3).

2. The phase shifter used on the antenna according to claim 1, characterized in that the switching PCB buckle (3) comprises an adapter plate (5), a connecting hole (6) which is matched with the adapter plate (5) and is inserted into the adapter plate (5) and is used for the adapter plate (5) to pass through is formed in the PCB unit module (4), a plurality of plug plates (7) are arranged at the bottom end of the adapter plate (5), an opening (8) for inserting the plug plates (7) is formed in the top end of the die-casting cavity (1), and first elastic clamping plates (9) which are clamped with the opening (8) and are L-shaped are arranged at two sides of the bottom end of the adapter plate (5).

3. The phase shifter used on the antenna according to claim 1, characterized in that the upper and lower ends of the two cavities of the die-casting cavity (1) are provided with a slot plate (10) for the sliding of the PCB main board (2).

4. The phase shifter used on the antenna according to claim 1, characterized in that dielectric blocks (11) are arranged in cavities formed between two inner walls of the die-casting cavity (1) and two main boards (2) of the PCB.

5. The phase shifter for the antenna according to claim 4, wherein the bottom end of the dielectric block (11) is provided with a guide rail slider (12) sliding in a matching manner with the slot board (10), and the bottom end of the PCB main board (2) is provided with a notch matching with the guide rail slider (12).

6. A phase shifter for use in an antenna according to claim 5, characterized in that the bottom end of the die-cast cavity (1) is provided with a transmission connection (13).

7. The phase shifter used on the antenna according to claim 6, characterized in that the transmission connecting piece (13) comprises a transmission connecting plate (14), two vertically upward plug-in blocks (15) are arranged in the middle of the top end of the transmission connecting plate (14), plug-in holes matched and plugged with the plug-in blocks (15) are formed in the bottom end of the die casting cavity (1), and limit grooves (23) matched and plugged with the plug-in blocks (15) are formed in the bottom end of the guide rail sliding block (12).

8. The phase shifter used on the antenna according to claim 7, characterized in that the bottom end of the transmission connection plate (14) is clamped with an S-shaped driving connection metal plate (17).

9. The phase shifter used on the antenna according to claim 8, characterized in that the bottom end of the transmission connecting plate (14) is provided with two positioning rods (18), the driving connecting metal plate (17) is provided with positioning holes for being spliced with the positioning rods (18), the bottom end of the transmission connecting plate (14) is provided with two L-shaped second elastic clamping plates (19), and the driving connecting metal plate (17) is provided with clamping holes (20) for being matched and clamped with the second elastic clamping plates (19).

10. The phase shifter used on the antenna according to claim 9, characterized in that a chute (21) is arranged at the bottom end of the die casting cavity (1), and sliding blocks (22) which slide in a matched manner with the chute (21) are arranged on two sides of the transmission connecting plate (14).