CN219246903U

CN219246903U - Novel full-band coupling structure

Info

Publication number: CN219246903U
Application number: CN202223193841.8U
Authority: CN
Inventors: 刘小春; 刘建平; 牟增坡
Original assignee: Yancheng Dongshan Communication Technology Co ltd
Current assignee: Yancheng Dongshan Communication Technology Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-06-23
Anticipated expiration: 2032-11-30

Abstract

The utility model belongs to the technical field of capacitive coupling, and particularly relates to a novel full-frequency-band coupling structure, which comprises a cavity and a connector, wherein two matched resonators are arranged in the cavity, tap sheets are arranged in the cavity, connecting rods are arranged on one side, close to the connector, of the cavity and on one side, close to the cavity, of the connector, through holes are formed in the middle of the resonators, PTFE (polytetrafluoroethylene) media are sleeved at the outer ends of the connecting rods, a low-pass is erected between the cavity and the connector, and tuning screws are arranged on the outer walls of the connectors. The connector is connected with the connecting rod, the connecting rod is used for connecting with a medium penetrating into a drilling hole of the resonator, the connecting rod is inserted into the hole of the resonator to generate coupling, the back surface achieves a required time delay value in a coupling mode by using the size of the space, and the time delay value is stable all the time; the device is suitable for the whole bandwidth, has few components, is easy to assemble and has a large coupling adjustment range.

Description

Novel full-band coupling structure

Technical Field

The utility model belongs to the technical field of capacitive coupling, and particularly relates to a novel full-band coupling structure.

Background

Capacitive coupling refers to the electromagnetic coupling mode in which electromagnetic disturbance sources pass through an electric field between circuits or systems and act on sensitive objects in the form of mutual capacitance (coupling capacitance).

The prior coupling mode is mostly realized by introducing a metal connecting rod into the center or a nearby hole of the resonator, and the coupling strength of the port is changed by adjusting the height of the hole or the length shape of the connecting rod, and the prior connecting rod is connected with the resonant column; the coupling between the transmission signals of the devices is realized.

The whole bandwidth delay tuning range of the existing connection mode is smaller, and certain assembly space and welding space are reserved for assembly; the technical problem that current connected mode exists is:

1. the whole bandwidth is too wide to be coupled;

2. the coupling adjustment range is greatly limited

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides a novel full-frequency-band coupling structure, which has the characteristics of applicability to integral bandwidth, few components, easiness in assembly and large coupling adjustment range.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a novel full frequency channel coupling structure, includes cavity and connector, the cavity is inside to be equipped with two complex resonators, the cavity is provided with the piece of taking a percentage, the cavity is close to connector one side and the connector is close to cavity one side and all is provided with the connecting rod, the through-hole has been seted up in the middle of the resonator, the outer pot head of connecting rod is equipped with the PTFE medium, erect the low pass between cavity and the connector, the connector outer wall is provided with tuning screw.

As a novel full-band coupling structure, the connector, the connecting rod, the low-pass tap piece are connected with each other.

As a novel full-band coupling structure, the utility model adopts a preferable technical scheme that the number of resonators is two which are distributed up and down, and space coupling is generated between the resonators through holes.

As a novel full-band coupling structure preferred technical scheme, the PTFE medium is positioned between the connector and the connecting rod.

As a novel full-band coupling structure, the novel full-band coupling structure is preferably adopted, and the connecting rod is inserted into a hole of the resonator and the delay value is adjusted through the height of the hole.

Compared with the prior art, the utility model has the beneficial effects that: the utility model is applicable to double-sided cavities, and adopts a low-pass mode, and the connecting rod is connected with the resonator. The connector is connected with the connecting rod, the connecting rod is used for connecting with a medium penetrating into a drilling hole of the resonator, the connecting rod is inserted into the hole of the resonator to generate coupling, the back surface achieves a required time delay value in a coupling mode by using the size of the space, and the time delay value is stable all the time; the device is suitable for the whole bandwidth, has few components, is easy to assemble and has a large coupling adjustment range.

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 the front view of the present utility model;

FIG. 2 is a schematic view of a connecting rod connecting portion of the present utility model in partial cross section;

in the figure: 1. a cavity; 2. a resonator; 3. a tap piece; 4. a connecting rod; 5. a through hole; 6. a PTFE medium; 7. a low pass; 8. a tuning screw; 9. a connector.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-2, the present utility model provides the following technical solutions: the utility model discloses a novel full-frequency-band coupling structure, which comprises a cavity 1 and a connector 9, wherein two matched resonators 2 are arranged in the cavity 1, a tap 3 is arranged in the cavity 1, a connecting rod 4 is arranged on one side, close to the connector 9, of the cavity 1 and on one side, close to the cavity 1, of the connector 9, a through hole 5 is formed in the middle of the resonator 2, a PTFE medium 6 is sleeved at the outer end of the connecting rod 4, a low-pass 7 is arranged between the cavity 1 and the connector 9, a tuning screw 8 is arranged on the outer wall of the connector 9, and the novel full-frequency-band coupling structure is applicable to double-sided cavities in the embodiment. The connector is connected with the connecting rod, the connecting rod is used for connecting with a medium penetrating into a drilling hole of the resonator, the connecting rod is inserted into the hole of the resonator to generate coupling, the back surface achieves a required time delay value in a coupling mode by using the size of the space, and the time delay value is stable all the time; the device is suitable for the whole bandwidth, has few components, is easy to assemble and has a large coupling adjustment range.

Specifically, the connector 9, the connecting rod 4, the low pass 7, and the tap 3 are connected to each other.

Specifically, the resonators 2 are two resonators distributed up and down, and spatial coupling is generated between the two resonators through the through holes 5, and in this embodiment, the upper resonator 2 and the lower resonator 2 are spatially coupled through the through holes 5.

Specifically, the PTFE medium 6 is located between the connector 9 and the connecting rod 4, and the PTFE medium 6 in this embodiment separates the connecting rod 4 from the PTFE medium 6 to prevent short circuiting.

Specifically, the connecting rod 4 is inserted into the hole of the resonator 2 and the delay value is adjusted by the height of the hole, so that the aim of more accurate adjustment is achieved in the embodiment.

The working principle and the using flow of the utility model are as follows:

the connector 9, the connecting rod 4, the low pass 7 (preventing parasitic passband) and the tap 3 are connected, and the upper resonator 2 and the lower resonator 2 are spatially coupled through the through hole 5;

the transmission sheet is separated from the connecting sheet by PTFE medium 6 to prevent short circuit;

the connecting rod (4) at one side close to the resonator 2 is inserted into the hole of the resonator (2), and the height of the hole is adjusted to enable the time delay value to reach the required time delay value.

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. Novel full-band coupling structure, its characterized in that: including cavity (1) and connector (9), cavity (1) inside is equipped with two complex resonators (2), cavity (1) inside is provided with takes a percentage piece (3), cavity (1) is close to connector (9) one side and connector (9) all are provided with connecting rod (4) near cavity (1) one side, through-hole (5) have been seted up in the middle of resonator (2), connecting rod (4) outer pot head is equipped with PTFE medium (6), set up low pass (7) between cavity (1) and connector (9), connector (9) outer wall is provided with tuning screw (8).

2. The novel full-band coupling structure according to claim 1, wherein: the connector (9), the connecting rod (4), the low pass (7) and the tap (3) are mutually connected.

3. The novel full-band coupling structure according to claim 1, wherein: the number of the resonators (2) is two, and the resonators are distributed up and down, and space coupling is generated between the resonators through the through holes (5).

4. The novel full-band coupling structure according to claim 1, wherein: the PTFE medium (6) is located between the connector (9) and the connecting rod (4).

5. The novel full-band coupling structure according to claim 1, wherein: the connecting rod (4) is inserted into the hole of the resonator (2) and the delay value is adjusted by the height of the hole.