CN107942108B - Radio frequency cable assembly testing mechanism - Google Patents
Radio frequency cable assembly testing mechanism Download PDFInfo
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- CN107942108B CN107942108B CN201711264101.XA CN201711264101A CN107942108B CN 107942108 B CN107942108 B CN 107942108B CN 201711264101 A CN201711264101 A CN 201711264101A CN 107942108 B CN107942108 B CN 107942108B
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- radio frequency
- cover plate
- cable assembly
- sliding block
- spring
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
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- General Physics & Mathematics (AREA)
- Measuring Leads Or Probes (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
A radio frequency cable assembly testing mechanism comprises a base, a threaded sleeve, a magnetic ball spring, a guide rod, a radio frequency adapter, a nut head, a sliding block, a cover plate, an elastic pad, a screw, a return spring, a limit spring and a limit screw 14, wherein the radio frequency cable assembly testing mechanism integrates the adapter, one end of the radio frequency adapter is directly connected with a vector network analyzer, the mechanism fixes a tested radio frequency cable assembly through a buckling mechanism, the tested radio frequency connector is inserted into the adapter through the limit mechanism, the other end of the tested radio frequency cable assembly is connected with the vector network analyzer for testing, after one assembly is tested, a limit nut is pulled by hand, the limit spring is pulled out, the limit is released, the return spring on the guide rod pushes the sliding block to retreat in place, the buckling cover plate is lifted, the cable assembly is taken out, a new tested radio frequency cable assembly is put on again, and (4) buckling the cover plate, pushing the sliding block in place, and carrying out new testing.
Description
Technical Field
The invention belongs to the technology of a radio frequency cable assembly testing mechanism, and particularly relates to a testing mechanism and a radio frequency adapter, wherein the specific structure is shown in attached figures 1 and 2.
Background
In the existing test of the rf cable assembly (as shown in fig. 3), an adaptor is plugged into one end of the rf cable assembly, and one end of the adaptor and one end of the cable assembly are respectively connected to the 2 ports of the vector network analyzer for testing, as shown in fig. 4, such a test may have the following problems:
1. during the process of inserting the cable assembly into the adapter, the cable assembly is not guided, so that the phenomenon of oblique insertion can occur, and the radio frequency contact is damaged (such as a 6-flap groove closing-in of an SMPM interface);
2. when the cable assembly is pulled out from the adapter, the cable assembly is not guided, and the radio frequency contact element is damaged due to the inclined pulling phenomenon (such as the central pin belt of the SMPM interface is bent);
3. the cable assembly and the adapter cannot be inserted in place (particularly the radio frequency contact part has a structure with a spring floating function) due to the fact that the cable assembly is not axially limited after being inserted, and the performance index of the radio frequency test is influenced;
4. for the radio frequency contact piece which is inserted in place and has spring force, manual force application and compression are carried out manually in the test process, so that the situations of inaccurate performance index test (particularly phase index) and low efficiency can occur;
disclosure of Invention
The purpose of the invention is:
the performance index test system solves a series of problems of inaccurate performance index test, difficult test, low efficiency and damage to the inner conductor or the outer conductor caused by oblique insertion and pulling of the radio frequency cable assembly.
The technical scheme of the invention is as follows:
radio frequency cable subassembly accredited testing organization, including base 1, thread bush 2, magnetic ball 3, magnetic ball spring 4, guide arm 5, radio frequency adapter 6, nut head 7, slider 8, apron 9, bullet pad 10, screw 11, return spring 12, spacing spring 13 spacing screw 14.
The upper part of the base is provided with a threaded hole for installing the radio frequency adapter, the radio frequency adapter is fixed on the base through threads, the base is provided with a longitudinal limiting hole Kxw and a transverse slideway HD, the front part of the slideway is provided with a guide rod sleeved with a return spring, a sliding block is connected with the guide rod and is arranged on the transverse slideway HD of the base through the guide rod, the front part of the sliding block is provided with a sliding block limiting installation hole Khxw for installing the limiting spring and the limiting screw, the limiting spring penetrates through the limiting screw and is arranged in the limiting installation hole Khxw of the sliding block through a nut head (see figure 4), the sliding block slides on the slideway of the base, the limiting spring is stressed and compressed in the sliding process, the limiting screw is propped by the sliding block and retracts in the sliding block limiting installation hole Khk, when the sliding block slides to the base limiting hole Kxw, the limiting spring props the limiting screw into the, the return spring is compressed; when the nut head is lifted, the limit screw is pulled out of the base limit hole Kxw, the limit is released, and the slide block is pushed by the elastic force of the return spring in the slide way to automatically rebound (see fig. 6).
The upper part of the sliding block is provided with a concave platform semicircular test groove C for installing a tested radio frequency cable assembly, the lower part of the test groove is concave, a perforated boss T for connecting a cover plate is arranged behind the sliding block test groove C, the cover plate is arranged on the perforated boss T of the sliding block through an elastic pad and a screw, and the cover plate and the sliding block are rotationally buckled through the screw (see figure 7); a threaded hole Kcq for installing the magnetic ball 3 is arranged below the buckling of the sliding block and the cover plate, the magnetic ball and the magnetic ball spring are arranged in the threaded sleeve and fixed in the threaded hole Kcq, when the cover plate is buckled with the sliding block, the magnetic ball spring pushes the magnetic ball to be contacted with the cover plate, the magnetic ball is attracted with the cover plate, and pretightening force is provided for the cover plate (see figure 8).
The upper part of the cover plate is also provided with a concave semicircular test slot C for mounting the tested radio frequency cable assembly, a notch of the cover plate test slot is provided with a step-shaped baffle plate Tc, the step-shaped baffle plate Tc has an axial limiting effect on the tested radio frequency cable assembly, the cover plate can be turned over, the tested cable is clamped in the cover plate and the test slot C of the slider to realize contact after the cover plate is buckled with the slider, and the tested cable can be taken out after the cover plate is opened (see figure 9);
the invention has the beneficial effects that:
the reliable, efficient and convenient test of the radio frequency cable assembly is realized.
Drawings
FIG. 1 is a schematic diagram of a RF cable assembly testing mechanism;
FIG. 2 is a schematic diagram of a RF cable assembly testing mechanism;
FIG. 3 is a schematic view of a fixing structure of a guide rod, a slider, a rebound spring, an adapter and a base;
FIG. 4 is a schematic view of the fixing of a limiting spring, a limiting screw, a nut head and a base
FIG. 5 is a schematic view of a stop screw inserted in place;
FIG. 6 is a schematic drawing of a slide retraction;
FIG. 7 is a schematic view of the cover plate and the slider;
FIG. 8 is a schematic view of the assembly of the magnetic ball, the threaded sleeve and the cover plate;
FIG. 9 is a schematic view of the mechanism incorporated into a radio frequency cable assembly;
in the figure: 1-base, 2-thread bushing, 3-magnetic ball, 4-magnetic ball spring, 5-guide rod, 6-radio frequency adapter, 7-nut head, 8-slide block, 9-cover plate, 10-elastic pad, 11-screw, 12-return spring, 13-limit spring, 14-limit screw, 16-plug in radio frequency cable assembly to be tested, Kxw-longitudinal limit hole on base, HD-transverse slide way on base, Kcq-hole for installing magnetic ball under slide block.
Detailed Description
Fig. 1 is a schematic structural diagram of a radio frequency cable assembly testing mechanism, which comprises a base 1, a threaded sleeve 2, a magnetic ball 3, a magnetic ball spring 4, a guide rod 5, a radio frequency adapter 6, a nut head 7, a slider 8, a cover plate 9, an elastic pad 10, a screw 11, a return spring 12 and a limit screw 14 of a limit spring 13.
The upper part of the base is provided with a threaded hole for installing the radio frequency adapter, the radio frequency adapter is fixed on the base through threads, the base is provided with a longitudinal limiting hole Kxw and a transverse slideway HD, the front part of the slideway is provided with a guide rod sleeved with a return spring, a sliding block is connected with the guide rod and is arranged on the transverse slideway HD of the base through the guide rod, the front part of the sliding block is provided with a sliding block limiting installation hole Khxw for installing the limiting spring and the limiting screw, the limiting spring penetrates through the limiting screw and is arranged in the limiting installation hole Khxw of the sliding block through a nut head (see figure 4), the sliding block slides on the slideway of the base, the limiting spring is stressed and compressed in the sliding process, the limiting screw is propped by the sliding block and retracts in the sliding block limiting installation hole Khk, when the sliding block slides to the base limiting hole Kxw, the limiting spring props the limiting screw into the, the return spring is compressed; when the nut head is lifted, the limit screw is pulled out of the base limit hole Kxw, the limit is released, and the slide block is pushed by the elastic force of the return spring in the slide way to automatically rebound (see fig. 6).
The upper part of the sliding block is provided with a concave platform semicircular test groove C for installing a tested radio frequency cable assembly, the lower part of the test groove is concave, a perforated boss T for connecting a cover plate is arranged behind the sliding block test groove C, the cover plate is arranged on the perforated boss T of the sliding block through an elastic pad and a screw, and the cover plate and the sliding block are rotationally buckled through the screw (see figure 7); a threaded hole Kcq for installing the magnetic ball 3 is arranged below the buckling of the sliding block and the cover plate, the magnetic ball and the magnetic ball spring are arranged in the threaded sleeve and fixed in the threaded hole Kcq, when the cover plate is buckled with the sliding block, the magnetic ball spring pushes the magnetic ball to be contacted with the cover plate, the magnetic ball is attracted with the cover plate, and pretightening force is provided for the cover plate (see figure 8).
The upper part of the cover plate is also provided with a concave semicircular test slot C for mounting the tested radio frequency cable assembly, a notch of the cover plate test slot is provided with a step-shaped baffle plate Tc, the step-shaped baffle plate Tc has an axial limiting effect on the tested radio frequency cable assembly, the cover plate can be turned over, after the cover plate is buckled with the sliding block, the tested cable is clamped in the test slot C of the cover plate and the sliding block to realize contact, and the tested cable can be taken out after the cover plate is opened (see figure 9).
The invention designs a radio frequency cable assembly testing mechanism which integrates an adapter, one end of the radio frequency cable assembly testing mechanism is directly connected with a vector network analyzer, the mechanism fixes a tested radio frequency cable assembly through a buckling mechanism, the tested radio frequency connector is inserted and combined with the adapter in place through a limiting mechanism, the other end of the tested radio frequency cable assembly is connected with the vector network analyzer for testing, after one assembly is tested, a limiting nut is pulled by hand, a limiting spring is pulled out, the limiting is relieved, a return spring on a guide rod pushes a sliding block to move back to the place, a buckling cover plate is lifted, the cable assembly is taken out, a new tested radio frequency cable assembly is put again, the cover plate is buckled, the sliding block is pushed to the place, and new testing is carried out.
Claims (2)
1. The utility model provides a radio frequency cable subassembly accredited testing organization, includes base (1), thread bush (2), magnetic ball (3), magnetic ball spring (4), guide arm (5), radio frequency adapter (6), nut head (7), slider (8), apron (9), bullet pad (10), screw (11), return spring (12), stop spring (13) and stop screw (14), its characterized in that: the upper part of the base is provided with a threaded hole for installing the radio frequency adapter, the radio frequency adapter is fixed on the base through threads, the base is provided with a longitudinal limiting hole (Kxw) and a transverse slide way (HD), the front part of the slide way is provided with a guide rod sleeved with a return spring, a slide block is connected with the guide rod and is arranged on the transverse slide way (HD) of the base through the guide rod, the front part of the slide block is provided with a slide block limiting installation hole (Khxw) for installing the limiting spring and the limiting screw, the limiting spring penetrates through the limiting screw and is arranged in the limiting installation hole (Khxw) of the slide block through a nut head, and the slide block slides; the upper part of the sliding block is provided with a concave semicircular test slot (C) for mounting a tested radio frequency cable assembly, a perforated boss (T) for connecting a cover plate is arranged behind the concave semicircular test slot (C) on the sliding block, the cover plate is arranged on the perforated boss (T) of the sliding block through an elastic pad and a screw, and the cover plate and the sliding block are rotationally buckled through the screw; a threaded hole (Kcq) for mounting a magnetic ball is arranged below the buckling of the sliding block and the cover plate, and the magnetic ball and a magnetic ball spring are arranged in a threaded sleeve and fixed in the threaded hole (Kcq); the upper part of the cover plate is provided with a concave station semicircular test slot (C) for installing a tested radio frequency cable assembly, the lower part of the concave station semicircular test slot (C) on the cover plate is concave, a step-shaped baffle (Tc) is arranged at the position of the groove of the test slot, and the cover plate can be turned over.
2. The rf cable assembly testing mechanism of claim 1, wherein: the lower part of a concave semicircular test groove (C) on the sliding block is concave.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711264101.XA CN107942108B (en) | 2017-12-04 | 2017-12-04 | Radio frequency cable assembly testing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711264101.XA CN107942108B (en) | 2017-12-04 | 2017-12-04 | Radio frequency cable assembly testing mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107942108A CN107942108A (en) | 2018-04-20 |
| CN107942108B true CN107942108B (en) | 2020-02-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711264101.XA Active CN107942108B (en) | 2017-12-04 | 2017-12-04 | Radio frequency cable assembly testing mechanism |
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| Country | Link |
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| CN (1) | CN107942108B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109709420B (en) * | 2018-12-27 | 2020-12-01 | 中电科仪器仪表有限公司 | Integrated cable testing method based on vector network analyzer |
| CN113985073B (en) * | 2021-09-10 | 2023-06-23 | 北京遥测技术研究所 | Test fixture and test method suitable for microwave assembly |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2601710B1 (en) * | 2010-08-09 | 2018-02-21 | CK Technologies, Inc. | Cable / harness test connector |
| DE202010014008U1 (en) * | 2010-10-07 | 2012-01-12 | Weidmüller Interface GmbH & Co. KG | Additional connector |
| CN102299435B (en) * | 2010-12-10 | 2013-12-11 | 中航光电科技股份有限公司 | Radio frequency connector assembly and socket thereof |
| CN105025139B (en) * | 2014-04-30 | 2019-04-12 | 中兴通讯股份有限公司 | A kind of radio frequency testing seat and radio frequency testing cable |
| CN204858042U (en) * | 2015-05-22 | 2015-12-09 | 富士康(昆山)电脑接插件有限公司 | Radio frequency cable connector component |
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2017
- 2017-12-04 CN CN201711264101.XA patent/CN107942108B/en active Active
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| Publication number | Publication date |
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| CN107942108A (en) | 2018-04-20 |
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