Filter and radio frequency coaxial connector

Patent metadata

Field	Value
Publication number	US-10069253-B2
Application number	US-201715854807-A
Country	US
Kind code	B2
Filing date	Dec 27, 2017
Priority date	Jun 30, 2015
Publication date	Sep 4, 2018
Grant date	Sep 4, 2018

Abstract

The present disclosure provides a filter and a radio frequency coaxial connector, to implement fast blind-mate of various signal ports. The filter includes: a filter cavity body and a coaxial connection component. The coaxial connection component is embedded in the filter cavity body in a self-clinching manner. The coaxial connection component includes a socket outer conductor and a main rod. The main rod penetrates the socket outer conductor, and one end of the main rod is connected to a signal end disposed in the filter cavity body. The coaxial connection component is in socket joint with a radio frequency coaxial connector by using the socket outer conductor, and the coaxial connection component matches the radio frequency coaxial connector.

First claim

What is claimed is:

1. A filter, comprising:
a filter cavity body 110 and a coaxial connection component 20 , wherein the coaxial connection component is embedded in the filter cavity body 10 in a self-clinching manner, and the coaxial connection component comprises:
a socket outer conductor and a main rod 22 , wherein the main rod 22 penetrates the socket outer conductor, and one end of the main rod is connected to a signal end disposed in the filter cavity body; and, wherein
the coaxial connection component is in socket joint with a radio frequency coaxial connector by using the socket outer conductor, wherein the coaxial connection component matches the radio frequency coaxial connector;
wherein the socket outer conductor comprises a self-clinching convex mesa and a split groove structure, and wherein the coaxial connection component is embedded in the filter cavity body in a self-clinching manner by using the self-clinching convex mesa,
a cavity is formed between the split groove structure and an inner surface of the filter cavity body, and
the coaxial connection component is in socket joint with the radio frequency coaxial connector by using the split groove structure;
wherein the radio frequency coaxial connector comprises a flange base, a sleeve outer conductor, and a coaxial signal interface, wherein
the sleeve outer conductor is disposed on one side of the flange base, a through hole is disposed in the flange base in a position corresponding to the sleeve outer conductor,
the coaxial signal interface is disposed on the other side of the flange base in a position corresponding to the position of the through hole,
a positioning slot is disposed on an outer surface of the sleeve outer conductor, and an elastic component is disposed inside the positioning slot; and, wherein
the coaxial connection component is in socket joint with the sleeve outer conductor of the radio frequency coaxial connector by using the split groove structure, an inner surface of the sleeve outer conductor and an outer surface of the split groove structure are fitted to form a first shielding structure, the sleeve outer conductor fills the cavity between the split groove structure and the inner surface of the filter cavity body, the elastic component of the sleeve outer conductor and the inner surface of the filter cavity body are press-fitted to form a second shielding structure.

2. The filter according to claim 1 , wherein the socket outer conductor is made of an elastic material.

3. The filter according to claim 1 , wherein at least one circular hole is disposed on the inner surface of the filter cavity body, and when the coaxial connection component is in socket joint with the sleeve outer conductor of the radio frequency coaxial connector by using the split groove structure, the elastic component of the sleeve outer conductor and the circular hole are press-fitted.

4. The filter according to claim 1 , wherein the positioning slot is an annular positioning slot, and the elastic component disposed inside the positioning slot is an annular elastic component or a C-type elastic component.

5. The filter according to claim 1 , wherein one or more opening grooves are disposed on the split groove structure.

6. The filter according to claim 5 , wherein the coaxial connection component further comprises an insulation medium, and the insulation medium is closely pressed against the inner surface of the socket outer conductor.

7. A radio frequency coaxial connector, comprising a flange base, a sleeve outer conductor, and a coaxial signal interface, wherein
the sleeve outer conductor is disposed on one side of the flange base,
a through hole is disposed in the flange base in a position corresponding to the sleeve outer conductor,
the coaxial signal interface is disposed on the other side of the flange base in a position corresponding to the position of the through hole, and
the radio frequency coaxial connector is in socket joint with a coaxial connection component of a filter by using the sleeve outer conductor, wherein the radio frequency coaxial connector matches the coaxial connection component of the filter;
wherein the filter comprises a filter cavity body and a coaxial connection component, wherein the coaxial connection component comprises a socket outer conductor and a main rod, the main rod penetrating the socket outer conductor, and one end of the main rod being connected to a signal end disposed in the filter cavity body;
the socket outer conductor comprises a self-clinching convex mesa and a split groove structure, wherein the coaxial connection component is embedded in the filter cavity body in a self-clinching manner by using the self-clinching convex mesa, a cavity being formed between the split groove structure and an inner surface of the filter cavity body, and the coaxial connection component is in socket joint with the sleeve outer conductor of the radio frequency coaxial connector by using the split groove structure; and
an inner surface of the sleeve outer conductor and an outer surface of the split groove structure are fitted to form a first shielding structure, wherein the sleeve outer conductor fills the cavity between the split groove structure and the inner surface of the filter cavity body, and an elastic component of the sleeve outer conductor and the inner surface of the filter cavity body are press-fitted to form a second shielding structure.

8. The radio frequency coaxial connector according to claim 7 , wherein at least one circular hole is disposed on the inner surface of the filter cavity body, and when the coaxial connection component is in socket joint with the sleeve outer conductor by using the split groove structure, the elastic component of the sleeve outer conductor and the circular hole are press-fitted.

9. The radio frequency coaxial connector according to claim 7 , wherein a circular sealing slot is further disposed on the flange base, and an elastic component is disposed in the circular sealing slot.

10. The radio frequency coaxial connector according to claim 7 , wherein the radio frequency coaxial connector further comprises an insulation medium, and the insulation medium is disposed inside the sleeve outer conductor.

11. The radio frequency coaxial connector according to claim 7 , wherein a through hole is further disposed on the flange base.

12. The radio frequency coaxial connector according to claim 7 , wherein the coaxial signal interface is an N-type interface or a DIN interface.

13. The radio frequency coaxial connector according to claim 7 , comprising a positioning slot is disposed on an outer surface of the sleeve outer conductor, and an elastic component is disposed inside the positioning slot.

14. The radio frequency coaxial connector according to claim 13 , wherein the positioning slot is an annular positioning slot, and the elastic component disposed inside the positioning slot is an annular elastic component or a C-type elastic component.

Assignees

• Huawei Tech Co Ltd

Inventors

• Zhang Hui
• Shi Xiaoming
• Dong Lifang
• Cheng Shaopei
• Yu Xiangqi

Classifications

• H01R2103/00

  Two poles · CPC title

• H01R24/525

  Outlets · CPC title

• H01R24/42

  comprising impedance matching means or electrical components, e.g. filters or switches · CPC title

• H01R13/74

  Means for mounting coupling parts in openings of a panel · CPC title

• H01R13/7197 Primary

  with filters integral with or fitted onto contacts, e.g. tubular filters · CPC title