CN-224232983-U - Novel radio frequency test line of structure

CN224232983UCN 224232983 UCN224232983 UCN 224232983UCN-224232983-U

Abstract

The utility model discloses a novel-structure radio frequency test wire, which comprises a main body part, a detachable outer conductor, a cable and a cable, wherein the detachable outer conductor is clamped on the main body part, the main body part is in locking fit with the detachable outer conductor through a nut, a central needle, an elastic piece, a first insulator and a second insulator are arranged in the main body part and are clamped on the second insulator, and the central needle penetrates through the elastic piece, the first insulator and the second insulator. The detachable outer conductor is convenient to replace the outer conductor which is easy to wear, the cost is greatly saved, the electrical performance of the whole test line and the test system is not influenced, and the test efficiency is improved.

Inventors

WANG WEIJIE
Lv Yintao
HU NINGWEI
HUANG KE
YIN XUYIN

Assignees

电连技术股份有限公司

Dates

Publication Date: 20260512
Application Date: 20250414

Claims (10)

1. The utility model provides a radio frequency test line of novel structure, its characterized in that, including main part and joint in detachable outer conductor on the main part, the main part with detachable outer conductor passes through nut locking cooperation, the main part with detachable outer conductor is inside to be provided with center needle, elastic component, first insulator and the second insulator, the second insulator joint in the main part, the center needle run through the elastic component first insulator with the second insulator still include with the cable that the main part is connected.
2. The radio frequency test wire of claim 1, wherein the first section of the main body portion comprises a first step, a second step, an external thread, and a first limit portion and a second limit portion joined by the second step, the external thread being disposed on a peripheral surface of the first section of the main body portion.
3. The radio frequency test wire with the novel structure according to claim 2, wherein the tail end of the detachable outer conductor is protruded outwards to form a first clamping part, the tail end of the detachable outer conductor is protruded upwards to form a second clamping part, and the second clamping part is clamped to the second limiting part and abuts against the second step.
4. The radio frequency test wire with the novel structure according to claim 3, wherein the upper surface of the nut is abutted to the first step, an inner wall of an upper section of the nut is provided with an inner thread matched with the outer thread, a lower section of the nut is concavely provided with a third limiting part, and the first clamping part is embedded in the third limiting part and abuts against an annular surface of the first section of the main body part.
5. The novel structure of claim 4, wherein the tail end of the second insulator is convex to form a third clamping portion, and the third clamping portion and the second insulator form a T-shaped structure.
6. The novel structure of claim 5, wherein the third clamping portion is embedded in the first limiting portion and abuts against the second step, and the front end of the second insulator abuts against the inner wall of the detachable outer conductor.
7. The novel structure of claim 6, wherein the tail of the center pin is disposed in the elastic member, the middle of the center pin is clamped in the groove formed by the third clamping portion, and the front of the center pin penetrates through the second insulator.
8. The novel structure of claim 6, wherein the center pin is elastically abutted against the radio frequency test seat under the elastic action of the elastic member.
9. The novel structure of the rf test line of claim 1, wherein said cable passes from the tail end of said body portion to the interior of said body portion.
10. A novel structure radio frequency test wire according to any of claims 1-9, wherein said first section of said main body portion secures said second insulator and said detachable outer conductor, and said nut is threaded onto said main body portion and said detachable outer conductor.

Description

Novel radio frequency test line of structure Technical Field The utility model relates to the technical field of radio frequency test wires, in particular to a radio frequency test wire with a novel structure. Background On wireless communication equipment, a radio frequency test wire is an indispensable tool, and plays an important role in each stage of a radio frequency life cycle from technical development, design verification, product debugging and mass production, and the radio frequency test wire has higher requirements on electrical property and further higher requirements on machining precision of parts, so that the research, development and test cost of the communication equipment is high. The radio frequency test line that uses at present life is lower, and the outer conductor only has 500-1000 times life-span generally, and the center pin life-span can reach 20000 times minimum, because the outer conductor can not dismantle generally, need change whole test line after the use, lead to the test cost very high, in order to satisfy more efficient user demand, need design the radio frequency test line of a novel structure, the outer conductor design of easy loss is the part that can change fast, can not influence the electrical property of whole test line after changing, test cost is reduced, test efficiency has been improved. Disclosure of utility model Based on the technical problems, the utility model provides a novel structure radio frequency test wire with a detachable outer conductor. In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: The utility model provides a radio frequency test line of novel structure, including the main part and the joint in detachable outer conductor on the main part, the main part with detachable outer conductor passes through nut locking cooperation, the main part with detachable outer conductor is inside to be provided with center needle, elastic component, first insulator and second insulator, the second insulator joint in the main part, the center needle run through the elastic component first insulator with the second insulator still include with the cable that the main part is connected. Preferably, the first section of the main body part comprises a first step, a second step, an external thread, and a first limit part and a second limit part which are connected through the second step, and the external thread is arranged on the peripheral surface of the first section of the main body part. Preferably, the tail end of the detachable outer conductor is protruded to form a first clamping part, and is protruded to form a second clamping part, and the second clamping part is clamped to the second limiting part and abuts against the second step. Preferably, the upper surface of the nut is abutted to the first step, an inner thread matched with the outer thread is arranged on the inner wall of the upper section of the nut, a third limiting part is formed by the concave lower section of the nut, and the first clamping part is embedded in the third limiting part and abuts against the annular surface of the first section of the main body part. Preferably, the tail end of the second insulator is protruded to form a third clamping part, and the third clamping part and the second insulator form a T-shaped structure. Preferably, the third clamping part is embedded in the first limiting part and abuts against the second step, and the front end of the second insulator abuts against the inner wall of the detachable outer conductor. Preferably, the tail of the center needle is arranged in the elastic piece, the middle part of the center needle is clamped in a groove formed by the third clamping part, and the front part of the center needle penetrates through the second insulator. Preferably, the center needle is elastically abutted with the radio frequency test seat under the elastic action of the elastic piece. Preferably, the cable passes from the tail end of the body portion to the interior of the body portion. Preferably, the first section of the body portion secures the second insulator and the detachable outer conductor, and the nut is threaded into the body portion and the detachable outer conductor. The radio frequency test wire with the novel structure has the beneficial effects that the radio frequency test wire with the novel structure is provided, the easily-lost outer conductor is designed into a detachable part, the cost is greatly saved, the electrical performance of the whole test wire and the test system is not influenced, and the test efficiency is improved. Drawings FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present utility model; FIG. 2 is a schematic cross-sectional view of an embodiment of the present utility model; FIG. 3 is an enlarged view of part A of FIG. 2 in accordance with an embodiment of the present utility model; Reference numerals in the drawings of the speci