Quick-plug self-locking structure of radio frequency probe

By designing a quick-connect self-locking structure, the problem of cumbersome RF probe installation was solved, enabling convenient installation, maintenance, and replacement.

CN224203276UActive Publication Date: 2026-05-05WUHAN XINNUO MENGDA TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
WUHAN XINNUO MENGDA TECH CO LTD
Filing Date
2025-05-19
Publication Date
2026-05-05

AI Technical Summary

Technical Problem

The existing RF probe installation process is cumbersome, making maintenance and replacement inconvenient.

Method used

A quick-connect self-locking structure was designed, including a cable connector, a connecting sleeve, an external cable, a probe body, a limiting groove, a reset spring, a first terminal, and a second terminal, to achieve quick-connect self-locking function and improve installation convenience.

Benefits of technology

It enables rapid installation and convenient maintenance and replacement of RF probes, simplifying the operation process.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to a quick-plug self-locking structure of a radio frequency probe, which comprises a cable joint, one side of the cable joint is fixedly connected with a connecting sleeve, the other side of the cable joint is fixedly connected with an external cable, the inner wall of the connecting sleeve is provided with an accommodating groove, one end of the connecting sleeve is provided with a limiting groove, and the limiting groove is fixedly connected with the cable joint. One end of the external cable extends into the connecting sleeve and is fixedly connected with a first terminal, one end of the first terminal is fixedly connected with a reset spring, the interior of the limiting groove is movably connected with a probe body, one end of the probe body is fixedly connected with a limiting block, and one end of the limiting block is fixedly connected with a second terminal. According to the quick-insertion self-locking structure of the radio frequency probe, the quick-insertion self-locking function is realized, so that the convenience of installation is improved, the problem of tedious installation operation is solved, and the probe body can be conveniently and quickly maintained and replaced.
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Description

Technical Field

[0001] This utility model relates to the field of radio frequency probe technology, specifically to a quick-plug self-locking structure for radio frequency probes. Background Technology

[0002] Radio frequency (RF) probes are a type of measurement device. With the continuous development of technology, RF probes have become increasingly advanced and are therefore widely used in electronic testing equipment to measure radio frequency (RF) signals of electronic circuits in silicon wafers, dies, and open-chip microchips.

[0003] The existing RF probes are cumbersome to install, which makes maintenance and replacement inconvenient after long-term use and damage. Therefore, the existing RF probe connection structure cannot meet people's work needs. Utility Model Content

[0004] To address the shortcomings of existing technologies, this utility model provides a quick-connect self-locking structure for radio frequency probes, which has the advantages of quick-connect self-locking structure and solves the problem that the operation of existing radio frequency probes is relatively cumbersome during installation, which leads to inconvenience in maintenance and replacement after long-term use and damage.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a quick-connect self-locking structure for an RF probe, comprising a cable connector, a connecting sleeve fixedly connected to one side of the cable connector, and an external cable fixedly connected to the other side of the cable connector. The inner wall of the connecting sleeve has a receiving groove, and one end of the connecting sleeve has a limiting groove. One end of the external cable extends into the interior of the connecting sleeve and is fixedly connected to a first terminal. One end of the first terminal is fixedly connected to a return spring. A probe body is movably connected inside the limiting groove. One end of the probe body is fixedly connected to a limiting block, and one end of the limiting block is fixedly connected to a second terminal. This achieves the quick-connect self-locking function, thereby improving the ease of installation, solving the problem of cumbersome installation operations, and facilitating rapid maintenance and replacement of the probe body.

[0006] Furthermore, the external cable is electrically connected to the second terminal via the first terminal, which facilitates the transmission of the detected data.

[0007] Furthermore, the limiting grooves are distributed in a "+" shape, and the shape of the limiting grooves is consistent with that of the limiting block, which facilitates the effective passage of the limiting block through the limiting grooves.

[0008] Furthermore, the probe body is connected to the connecting sleeve through a limiting groove, which facilitates the installation of the probe body.

[0009] Furthermore, the first terminal forms a telescopic structure with a return spring and a receiving groove, and the size of the first terminal is larger than that of the second terminal, which facilitates the elastic movement of the first terminal.

[0010] Furthermore, the limiting block abuts against the inner wall of the receiving groove, and the receiving groove and the limiting block are staggered, which facilitates the limiting work of the limiting block.

[0011] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0012] 1. The quick-connect self-locking structure of this RF probe, through the cable connector, connecting sleeve, external cable, probe body, receiving groove, limiting groove, reset spring, first terminal, limiting block and second terminal, realizes the function of quick-connect self-locking, thereby improving the convenience of installation, solving the problem of cumbersome installation operation, and facilitating the quick maintenance and replacement of the probe body. Attached Figure Description

[0013] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0014] Figure 2 This is a schematic diagram of the orthographic section of the present invention;

[0015] Figure 3 This utility model Figure 2 Enlarged structural diagram at point A in the middle.

[0016] In the diagram: 1. Cable connector; 2. Connecting sleeve; 3. External cable; 4. Probe body; 5. Receiving groove; 6. Limiting groove; 7. Return spring; 8. First terminal; 9. Limiting block; 10. Second terminal. Detailed Implementation

[0017] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0018] Please see Figures 1-3This embodiment of a quick-connect self-locking structure for an RF probe includes a cable connector 1, a connecting sleeve 2 fixedly connected to one side of the cable connector 1, and an external cable 3 fixedly connected to the other side of the cable connector 1. The inner wall of the connecting sleeve 2 has a receiving groove 5, and one end of the connecting sleeve 2 has a limiting groove 6. One end of the external cable 3 extends into the interior of the connecting sleeve 2 and is fixedly connected to a first terminal 8. One end of the first terminal 8 is fixedly connected to a return spring 7. The probe body 4 is movably connected inside the limiting groove 6. One end of the probe body 4 is fixedly connected to a limiting block 9, and one end of the limiting block 9 is fixedly connected to a second terminal 10. This achieves the quick-connect self-locking function, thereby improving the ease of installation, solving the problem of cumbersome installation operations, and facilitating rapid maintenance and replacement of the probe body.

[0019] Furthermore, the external cable 3 is electrically connected to the second terminal 10 via the first terminal 8, which facilitates the transmission of the detected data.

[0020] Furthermore, the limiting grooves 6 are arranged in a "+" shape, and the limiting grooves 6 have the same shape as the limiting block 9, which facilitates the effective passage of the limiting block 9 through the limiting grooves 6.

[0021] Furthermore, the probe body 4 is connected to the connecting sleeve 2 through the limiting groove 6, which facilitates the installation of the probe body 4.

[0022] Furthermore, the first terminal 8 forms a telescopic structure with the receiving groove 5 through the return spring 7, and the size of the first terminal 8 is larger than the size of the second terminal 10, which facilitates the elastic movement of the first terminal 8.

[0023] Furthermore, the limiting block 9 abuts against the inner wall of the receiving groove 5, and the receiving groove 5 and the limiting block 9 are staggered, which facilitates the limiting work of the limiting block 9.

[0024] The working principle of the above embodiments is as follows:

[0025] In use, the probe body 4 first drives the limiting block 9 through the limiting groove 6 and inserts it into the receiving groove 5. After passing through, the probe body 4 is rotated at a certain angle so that the limiting block 9 and the limiting groove 6 are misaligned. This prevents the limiting block 9 from passing through the limiting groove 6 and separating it. The limiting block 9 then pushes the first terminal 8 to slide through the second terminal 10, causing the first terminal 8 to stretch and deform the return spring 7. Then, through the elasticity of the return spring 7, the first terminal 8 is reset and slid. After the first terminal 8, through the second terminal 10, pushes the limiting block 9 to abut against the inner wall of the receiving groove 5, the quick-connect self-locking installation is completed, which effectively improves the convenience of installation and ensures subsequent maintenance and repair work.

[0026] It should be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such a process, method, article, or apparatus. Without further limitations, an element defined by the phrase "comprising one..." does not exclude the presence of other identical elements in the process, method, article, or apparatus that includes said element.

[0027] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention.

Claims

1. A quick-connect self-locking structure for an RF probe, comprising a cable connector (1), characterized in that: A connecting sleeve (2) is fixedly connected to one side of the cable connector (1), and an external cable (3) is fixedly connected to the other side of the cable connector (1). A receiving groove (5) is opened on the inner wall of the connecting sleeve (2). A limiting groove (6) is opened at one end of the connecting sleeve (2). One end of the external cable (3) extends into the interior of the connecting sleeve (2) and is fixedly connected to a first terminal (8). A reset spring (7) is fixedly connected to one end of the first terminal (8). A probe body (4) is movably connected inside the limiting groove (6). A limiting block (9) is fixedly connected to one end of the probe body (4), and a second terminal (10) is fixedly connected to one end of the limiting block (9).

2. The quick-connect self-locking structure for an RF probe according to claim 1, characterized in that: The external cable (3) is electrically connected to the second terminal (10) through the first terminal (8).

3. The quick-connect self-locking structure for an RF probe according to claim 1, characterized in that: The limiting groove (6) is distributed in a "+" shape, and the limiting groove (6) has the same shape as the limiting block (9).

4. The quick-connect self-locking structure for an RF probe according to claim 1, characterized in that: The probe body (4) is connected to the connecting sleeve (2) through the limiting groove (6).

5. The quick-connect self-locking structure for an RF probe according to claim 1, characterized in that: The first terminal (8) forms a telescopic structure with the receiving groove (5) through the return spring (7), and the size of the first terminal (8) is larger than the size of the second terminal (10).

6. The quick-connect self-locking structure for an RF probe according to claim 1, characterized in that: The limiting block (9) abuts against the inner wall of the receiving groove (5), and the receiving groove (5) and the limiting block (9) are staggered.