CN216350985U

CN216350985U - Device is extended to vector analysis appearance

Info

Publication number: CN216350985U
Application number: CN202122467022.7U
Authority: CN
Inventors: 梁家源
Original assignee: Shenzhen Dafeng Measuring Group Co ltd
Current assignee: Shenzhen Dafeng Measuring Group Co ltd
Priority date: 2021-10-13
Filing date: 2021-10-13
Publication date: 2022-04-19
Anticipated expiration: 2031-10-13

Abstract

The utility model discloses a vector analyzer expanding device, which comprises a casing of a kit and a limiting mechanism, wherein the limiting mechanism is positioned on the inner side of a top limiting groove, the limiting groove is positioned in alignment with a supporting leg at the bottom of a vector analyzer, the limiting mechanism comprises a bearing plate, an expansion spring, a connecting column, a rope and a limiting rod, the connecting column is positioned at the bottom of the bearing plate, the two are of an integrated structure and are arranged on the inner side of the limiting groove, the expansion spring is arranged at the bottom of the bearing plate, and the bottom of the connecting column props against the rope to be linked with the rotating limiting rod; the linkage of the bearing plate, the expansion spring, the connecting column, the rope, the limiting rod and other parts is adopted, when the vector analyzer is stacked, the support legs at the bottom end can be locked, and then the vector analyzer and the expansion kit are connected into a whole, so that the stability is improved, and the measurement accuracy can be improved; meanwhile, the process does not need manual operation to realize connection, and the practicability is further improved.

Description

Device is extended to vector analysis appearance

Technical Field

The utility model belongs to the technical field of vector analyzers, and particularly relates to a vector analyzer expanding device.

Background

Extended two-port vector network analyzer with switch matrix a conventional Vector Network Analyzer (VNA) has two test ports because most of the early devices have only one or two ports. To perform measurements on a multi-port device, it is necessary to switch test cables and termination loads between the various ports of the Device Under Test (DUT) multiple times until measurements are completed for all ports. This can cause a number of problems, such as: poor repeatability, complex operation, complex and non-intuitive calculation and the like, so that the connection expansion device is required to be used.

The existing vector analyzer expanding device is arranged on a desktop, and then a vector analyzer port is connected with a port of an expanding external member conveniently, so that the vector analyzer is directly arranged on the expanding external member, the gravity center is higher, the stability is poor, and the vector analyzer expanding device is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a vector analyzer expanding device to solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a device is extended to vector analysis appearance, includes the external member casing, the front side of external member casing has the connection port of being connected with vector analysis appearance, the front side of external member casing still has the VNA port that is used for detecting, still includes stop gear, stop gear is located the inboard of top spacing groove, the spacing groove is located counterpoints with the stabilizer blade of vector analysis appearance bottom, stop gear includes loading board, expanding spring, spliced pole, rope and gag lever post, the spliced pole is located the bottom of loading board, and the two formula structure as an organic whole and set up the inboard at the gag lever post, expanding spring is installed to the bottom of loading board, the rope is contradicted with the pivoted gag lever post linkage in the bottom of spliced pole.

Furthermore, the bottom end of the limiting rod is rotatably connected with the sleeve shell through a rotating shaft, and the limiting rods are symmetrically distributed on two sides of the bearing plate.

Furthermore, the first end of the expansion spring is fixedly connected with the bearing plate, and the second end of the expansion spring is fixedly connected with the sleeve shell.

Furthermore, the inner side of the sleeve shell is provided with a through hole corresponding to the connecting column.

Furthermore, the outside of pivot is installed and is convenient for the reset torsion spring that the gag lever post resets.

Furthermore, a side opening corresponding to the end part of the limiting rod is formed in the side wall of the limiting groove.

Furthermore, the bottom of the limiting groove is provided with a notch corresponding to the bearing plate.

Compared with the prior art, the utility model has the beneficial effects that:

according to the scheme, the bearing plate, the expansion spring, the connecting column, the rope, the limiting rod and other components are linked, when the vector analyzer is stacked, the support legs at the bottom end can be locked, and then the vector analyzer and the expansion external member are connected into a whole, so that the stability is improved, and meanwhile, the measurement accuracy can be improved; meanwhile, the process does not need manual operation to realize connection, and the practicability is further improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.

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

FIG. 2 is a schematic structural view of a spacing mechanism of the present invention;

FIG. 3 is a schematic view of the structure of the limiting rod after rotation;

in the figure: 1. a cartridge housing; 2. a connection port; 3. a VNA port; 4. a limiting groove; 5. a carrier plate; 6. a recess; 7. an expansion spring; 8. connecting columns; 9. a rope; 10. a limiting rod; 11. opening the side; 12. a through hole; 13. a rotating shaft; 14. an end portion; 15. a return torsion spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: a vector analyzer expanding device comprises an external member shell 1, wherein the front side of the external member shell 1 is provided with a connecting port 2 connected with a vector analyzer, the front side of the external member shell 1 is also provided with a VNA port 3 used for detection, the external member shell further comprises a limiting mechanism, the limiting mechanism is positioned on the inner side of a top limiting groove 4, the limiting groove 4 is positioned in alignment with a support leg at the bottom of the vector analyzer, the limiting mechanism comprises a bearing plate 5, an expansion spring 7, a connecting column 8, a rope 9 and a limiting rod 10, the connecting column 8 is positioned at the bottom of the bearing plate 5, the inner side of the external member shell 1 is provided with a through hole 12 corresponding to the connecting column 8, the bearing plate 5 and the expansion spring 7 are of an integrated structure and arranged on the inner side of the limiting groove 4, the bottom of the bearing plate 5 is provided with the expansion spring 7, the bottom of the connecting column 8 abuts against the rope 9 to be linked with the rotating limiting rod 10, and the bottom end of the limiting rod 10 is rotatably connected with the external member shell 1 through a rotating shaft 13, the limiting rods 10 are symmetrically distributed on two sides of the bearing plate 5, the reset torsion springs 15 which are convenient for resetting the limiting rods 10 are mounted on the outer sides of the rotating shafts 13, the bearing plate 5, the expansion springs 7, the connecting columns 8, the ropes 9, the limiting rods 10 and other components are linked, when the vector analyzers are stacked, the support legs at the bottom ends can be locked, the vector analyzers and the expansion external members are connected into a whole, the stability is improved, and meanwhile, the measurement accuracy can be improved; meanwhile, the process does not need manual operation to realize connection, and the practicability is further improved.

In this embodiment, a first end of the expanding spring 7 is fixedly connected to the carrier plate 5, and a second end of the expanding spring 7 is fixedly connected to the kit housing 1.

In this embodiment, the side wall of the stopper groove 4 is opened with a side opening 11 corresponding to the end 14 of the stopper rod 10.

In this embodiment, the bottom of the limiting groove 4 is provided with a notch 6 corresponding to the bearing plate 5.

The working principle and the using process of the utility model are as follows: when the vector analyzer needs to be connected with the expansion external member, the vector analyzer is placed above the external member shell 1, the support legs of the vector analyzer correspond to the limiting grooves 4, then the vector analyzer is placed on the inner sides of the limiting grooves 4, the bearing plate 5 can be extruded to descend, the rope 9 is driven to be pulled down through the connecting column 8, the limiting rod 10 is driven to rotate towards the inner sides of the limiting grooves 4 by pulling down, the end part 14 is clamped and fixed with the support legs, the vector analyzer and the expansion external member are connected into a whole, the stability is improved, and the measuring accuracy can be improved; meanwhile, the connection is realized without manual operation in the process, the practicability is further increased, and when the separation is needed, the vector analyzer is moved upwards, then the bearing plate 5 is moved upwards under the action of the expansion spring 7 to reset, the limiting rod 10 is reset under the action of the rotating shaft 13, and at the moment, the support legs of the vector analyzer can be directly taken out.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A vector analysis appearance expands device, includes external member casing (1), the front side of external member casing (1) has the connection port (2) of being connected with the vector analysis appearance, the front side of external member casing (1) still has VNA port (3) that is used for measuring, its characterized in that: still include stop gear, stop gear is located the inboard of top spacing groove (4), spacing groove (4) are located and are counterpointed with the stabilizer blade of vector analysis appearance bottom, stop gear includes loading board (5), expansion spring (7), spliced pole (8), rope (9) and gag lever post (10), spliced pole (8) are located the bottom of loading board (5), and the two formula structure as an organic whole and set up the inboard in spacing groove (4), expansion spring (7) are installed to the bottom of loading board (5), rope (9) and pivoted gag lever post (10) linkage are contradicted to the bottom of spliced pole (8).

2. The vector analyzer expanding device according to claim 1, wherein: the bottom end of the limiting rod (10) is rotatably connected with the sleeve shell (1) through a rotating shaft (13), and the limiting rod (10) is symmetrically distributed on two sides of the bearing plate (5).

3. The vector analyzer expanding device according to claim 1, wherein: the first end of the expansion spring (7) is fixedly connected with the bearing plate (5), and the second end of the expansion spring (7) is fixedly connected with the sleeve shell (1).

4. The vector analyzer expanding device according to claim 1, wherein: the inner side of the sleeve shell (1) is provided with a through hole (12) corresponding to the connecting column (8).

5. The vector analyzer expanding device according to claim 2, wherein: and a reset torsion spring (15) convenient for resetting the limiting rod (10) is arranged on the outer side of the rotating shaft (13).

6. The vector analyzer expanding device according to claim 1, wherein: the side wall of the limiting groove (4) is provided with a side opening (11) corresponding to the end part (14) of the limiting rod (10).

7. The vector analyzer expanding device according to claim 1, wherein: the bottom of the limiting groove (4) is provided with a notch (6) corresponding to the bearing plate (5).