CN109980470B - SMP-SMA adapter alignment plug structure and plug method - Google Patents
SMP-SMA adapter alignment plug structure and plug method Download PDFInfo
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- CN109980470B CN109980470B CN201910318571.2A CN201910318571A CN109980470B CN 109980470 B CN109980470 B CN 109980470B CN 201910318571 A CN201910318571 A CN 201910318571A CN 109980470 B CN109980470 B CN 109980470B
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- 238000000034 method Methods 0.000 title claims abstract description 9
- 238000012360 testing method Methods 0.000 claims abstract description 19
- 230000003247 decreasing effect Effects 0.000 claims description 2
- 210000001503 joint Anatomy 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/38—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts
- H01R24/40—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency
- H01R24/54—Intermediate parts, e.g. adapters, splitters or elbows
- H01R24/542—Adapters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/26—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for engaging or disengaging the two parts of a coupling device
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/20—Connectors or connections adapted for particular applications for testing or measuring purposes
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The invention provides an SMP-SMA adapter alignment plug structure and a method, which belong to the field of microwave testing, and comprise a base, a hollow rod, a compass, a coaxial cable and a spring, wherein the base is provided with a step hole, and the outer end of a small-diameter hole of the step hole is provided with a positioning groove; the hollow rod passes through the step hole, one end of the hollow rod is provided with a limiting round table in sliding fit with the large-diameter hole of the step hole, and the other end of the hollow rod extends out of the small-diameter hole of the step hole; the compass is positioned outside the base, is connected with the other end of the hollow rod, and is provided with a limiting part propped against the end face of the positioning groove; the coaxial cable penetrates through the central holes of the compass and the hollow rod, one end of the coaxial cable is provided with an SMP adapter, and the other end of the coaxial cable is provided with an SMA adapter; the spring is sleeved on the hollow rod and is compressed between the limiting round table and the small diameter hole of the step hole. According to the invention, the SMP adapter and the SMP adapter of the microwave assembly are plugged and unplugged by the elasticity of the spring, so that the problems of inaccurate alignment and joint damage caused by personal errors are reduced.
Description
Technical Field
The invention belongs to the technical field of microwave testing, and particularly relates to an SMP-to-SMA adapter alignment plug structure and a plug method.
Background
Currently, microwave components have various input and output ports, and high-frequency parts are more frequently seen in SMA, BMA, SMP and other forms. The SMP adapter of partial model is widely applied because of the characteristics of high microwave frequency transmission, stable signal guaranteed by the built-in semi-locking structure, convenient assembly connection by the blind-mate structure and the like. When the microwave component containing the SMP adapter is used for testing the electrical performance in a laboratory, the test instrument interface is in an SMA form, so that the microwave component is in cascade test with an instrument and needs to be connected with the instrument through the SMP adapter.
When the frequency of the microwave signal is higher, the jitter of the patch cord and the position butt joint error of the adapter and the SMP adapter can cause inaccuracy of the test index. To eliminate the introduction of errors in testing peripheral devices, a high-precision, high-stability adapter is a necessary requirement for testing microwave components. The existing switching technology means are also deficient, or the universality is poor (circuit board switching), or the electrical performance stability is poor (conventional switching head), or the operation precision and the efficiency are low (manual plug half-locking cable).
The microwave assembly is especially a T/R assembly (the part between the video and the antenna in the wireless transceiver system, namely, the T/R assembly is connected with the antenna by one end, and the video processing unit in the other end forms a wireless transceiver system), thousands of sets of orders are put in each batch, the electrical performance test generally adopts a one-key automatic test device, and when the microwave assembly is detached and replaced, the microwave assembly needs to be quickly plugged and pulled out, and the positioning is accurate. Because the SMP adapter comprises a half locking structure, the adapter can be assembled and disassembled with certain force when being plugged and unplugged, if the adapter is manually positioned and plugged, the adapter of the microwave assembly is easy to damage, and the adapter has low precision, low efficiency and poor electrical property stability.
Disclosure of Invention
The invention aims to provide an SMP-SMA adapter contraposition plug structure, which solves the technical problems of low contraposition plug accuracy, time and labor waste in plug and easy damage to a microwave assembly connector in the prior art.
In order to achieve the above purpose, the invention adopts the following technical scheme: the SMP-SMA adapter contraposition plug structure comprises a base, a hollow rod, a compass, a coaxial cable and a spring, wherein the base is used for being installed between a to-be-connected testing instrument and a microwave assembly, a through step hole is formed, and a vertical or transverse positioning groove is formed in the outer end of a small-diameter hole of the step hole; the hollow rod passes through the step hole, one end of the hollow rod is provided with a limiting round table in sliding fit with the large-diameter hole of the step hole, and the other end of the hollow rod extends out of the small-diameter hole of the step hole; the compass is positioned outside the base, is connected with the other end of the hollow rod, and is provided with a central hole coaxial with the step hole and a limiting part propped against the end face of the positioning groove after rotating the compass; the coaxial cable penetrates through the central hole of the compass and the central hole of the hollow rod, one end of the coaxial cable is provided with an SMP adapter used for being connected with the microwave assembly, the other end of the coaxial cable is provided with an SMA adapter used for being interconnected with a testing instrument, and the SMP adapter is also connected with the limiting round table of the hollow rod; the spring is sleeved on the hollow rod, is positioned in the large-diameter hole of the step hole, is compressed between the limiting round table and the small-diameter hole of the step hole, and has a part exposed out of the base under the action of the spring force.
Further, the limiting round table comprises a limiting baffle disc and a limiting cylinder, the outer diameter of the limiting baffle disc is larger than the inner diameter of the large-diameter hole of the step hole and is used for being attached to the outer end face of the base, and the SMP adapter is fixed to the outer end face of the limiting baffle disc by means of screws; the limit cylinder is in sliding fit with the large-diameter hole of the step hole.
Further, the spacing portion of compass is the external diameter is greater than the cylinder in the path hole of step hole, the external diameter of cylinder is greater than the groove width of constant head tank, the symmetry is equipped with spacing tangent plane on the outer periphery of cylinder, two spacing tangent plane between the distance is less than the groove width of constant head tank.
Further, the other end of the hollow rod is provided with an external thread section which extends out of the step hole; the limiting part of the compass is provided with an internal thread section which is in threaded connection with the external thread section; the hollow rod is in threaded connection with the compass.
Further, one end of the compass, which is far away from the base, is provided with a truncated cone with the outer diameter larger than the outline dimension of the base.
Further, the step hole is a three-stage step hole, the aperture of the step hole is gradually decreased from one end to the other end, and the limiting round table is in sliding fit with the largest aperture.
The invention also provides a plugging method of the SMP-SMA adapter alignment plugging structure, which comprises the following steps:
the compass is pulled, so that the hollow rod drives the SMP adapter to move towards the direction of the base, the spring is extruded to store elasticity, and the limiting part of the compass is supported on the end surface of the positioning groove;
fixing the base and the microwave assembly on the fixture;
rotating the compass to enable the limiting part to be embedded into the positioning groove, loosening the compass, and inserting the hollow rod and the SMP adapter into the connector of the microwave assembly under the action of elastic force;
and the compass is rotated and pulled outwards, the hollow rod extrudes the spring and slides inwards to the base, and the SMP adapter and the adapter on the microwave assembly can be separated.
The SMP-to-SMA adapter contraposition plug structure and the plug method provided by the invention have the beneficial effects that: compared with the prior art, the SMP-SMA adapter contraposition plug structure has the advantages that the coaxial cable passes through the base, the SMP adapter and the SMA adapter are respectively arranged at two ends of the coaxial cable, the SMP adapter can be butted or separated with the connector of the microwave assembly under the action of elastic force by pulling the compass, errors caused by inaccurate manual positioning, plugging and positioning, adapter line shaking and the like are eliminated, and the plug-in precision is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments or the description of the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of a perspective structure of an SMP-SMA adapter alignment plug structure according to an embodiment of the disclosure;
fig. 2 is a schematic diagram of a second perspective structure of an SMP-SMA adapter alignment plug structure according to an embodiment of the invention;
fig. 3 is a schematic perspective view of an outward-pulling compass of an SMP rotary SMA adapter alignment plug structure according to an embodiment of the invention;
FIG. 4 is a schematic diagram of an internal cross-sectional structure of an outward-pulling compass of an SMP-to-SMA adapter alignment plug structure provided by an embodiment of the present invention;
FIG. 5 is a schematic perspective view of a removed base of an SMP-to-SMA adapter alignment plug structure according to an embodiment of the present invention;
FIG. 6 is a schematic diagram of a perspective structure of an SMP-to-SMA adapter with a base and compass removed from the alignment plug structure according to an embodiment of the present invention;
FIG. 7 is a schematic perspective view of a compass according to the present invention;
FIG. 8 is a schematic perspective view of a base according to the present invention;
FIG. 9 is a schematic perspective view of a base according to the second embodiment of the present invention;
FIG. 10 is a schematic diagram of a structure of an SMP-to-SMA adapter in a butt joint between an alignment plug structure and a microwave assembly according to an embodiment of the present invention;
fig. 11 is a flowchart of a plugging method provided by the present invention.
Wherein, each reference sign in the figure:
1-SMA adapter; 2-coaxial cable; 3-a compass; 31-truncated cone; 32-a limiting part; 33-limiting the section; 4-a base; 41-step holes; 42-positioning grooves; 5-a hollow rod; 51-limiting baffle discs; 52-limiting round tables; 53-an external thread segment; a 6-SMP adapter; 7-a spring; 8-a microwave assembly; 9-clamping; 10-SMP linker.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Referring to fig. 1 and 2 together, the SMP-SMA adapter alignment plug structure provided by the present invention will now be described. The SMP-SMA adapter contraposition plug structure comprises a base 4, a hollow rod 5, a compass 3, a coaxial cable 2 and a spring 7, wherein the base 4 is used for being installed between a to-be-connected testing instrument and a microwave assembly 8, a through step hole 41 is formed, and a vertical or transverse positioning groove 42 is formed at the outer end of a small-diameter hole of the step hole 41; the hollow rod 5 passes through the step hole 41, one end of the hollow rod is provided with a limiting round table 52 which is in sliding fit with a large-diameter hole of the step hole 41, and the other end of the hollow rod extends out of a small-diameter hole of the step hole 41; the compass 3 is positioned outside the base 4, is connected with the other end of the hollow rod 5, and is provided with a central hole coaxial with the step hole 41 and a limiting part 32 which abuts against the end face of the positioning groove 42 after rotating the compass 3; the coaxial cable 2 penetrates through the central hole of the compass 3 and the central hole of the hollow rod 5, one end of the coaxial cable is provided with an SMP adapter 6 used for being connected with the microwave assembly 8, the other end of the coaxial cable is provided with an SMA adapter 1 used for being interconnected with a testing instrument, and the SMP adapter 6 is also connected with the limit round table 52 of the hollow rod 5; the spring 7 is sleeved on the hollow rod 5, is positioned in the large-diameter hole of the step hole 41 and is compressed between the limiting round table 52 and the small-diameter hole of the step hole 41, and the limiting round table 52 is provided with a part exposed outside the base 4 under the action of the spring 7.
Compared with the prior art, the SMP adapter 6 and the SMA adapter 1 are arranged at two ends of the coaxial cable 2, the coaxial cable 2 passes through the base 4, and the SMP adapter 6 can be butted or separated with the connector of the microwave assembly 8 under the action of elastic force by pulling the compass 3, so that errors caused by inaccurate manual positioning, plugging, positioning, adapter line shaking and the like are eliminated, and the plugging precision is improved. Fig. 1 and 2 show the SMP adapter 6 inserted into the SMP joint of the microwave module 8 under the elastic force of the spring 7, and fig. 3 and 4 show the SMP adapter 6 separated from the joint of the microwave module 8, and the SMP adapter 6 is in the position shown in fig. 3 and 4 at the time of initial installation.
The base 4 plays a supporting role, the base 4 replaces factors caused by human errors such as instability of manual handheld plug positioning, uncertainty of plug force and the like, the accuracy and reliability of plug are improved, and damage to the connector is reduced. The base 4 is provided with threaded holes for bolting with clamps and other fixtures.
In this embodiment, the microwave coaxial cable is a customized 50ohm coaxial structure, which can realize low-loss transmission of microwave signals and low-frequency signals, and is used for interconnection of the microwave assembly 8 and the testing instrument.
The invention can effectively improve the connection efficiency of the microwave component 8 with the SMP adapter 6 to the testing instrument, improve the testing precision and the loading and unloading efficiency, and has the characteristics of high testing precision, simple structure, high integration level, convenient use and high reliability, and the using frequency can cover DC-26.5GHz.
Referring to fig. 5 to fig. 6, as a specific embodiment of the SMP rotary SMA adapter alignment plug structure provided by the present invention, the limiting round table 52 includes a limiting baffle plate 51 and a limiting cylinder, the outer diameter of the limiting baffle plate 51 is larger than the inner diameter of the large diameter hole of the step hole 41, and is used for being attached to the outer end surface of the base 4, and the SMP adapter 6 is fixed to the outer end surface of the limiting baffle plate 51 by means of screws; the limit cylinder is in sliding fit with the large-diameter hole of the step hole 41. The limit baffle disc 51 is stopped outside the base 4 to play a limiting role.
Referring to fig. 3, 4, 5 and 7, as a specific embodiment of the SMP rotary SMA adapter alignment plug structure provided by the present invention, the limiting portion 32 of the compass 3 is a cylinder with an outer diameter larger than the small diameter hole of the step hole 41, the outer diameter of the cylinder is larger than the groove width of the positioning groove 42, the outer circumferential surface of the cylinder is symmetrically provided with limiting tangential planes 33, and the distance between the two limiting tangential planes 33 is smaller than the groove width of the positioning groove 42. Wherein the compass 3 is rotated 90 deg. clockwise to enable the insertion part to be embedded into the positioning groove 42, and at this time, the SMP adapter 6 is abutted with the microwave assembly 8, or the compass 3 is rotated 90 deg. counterclockwise to enable the insertion part to be stopped at the end face of the positioning groove 42, and at this time, the SMP adapter 6 is separated from the microwave assembly 8. Optionally, the compass 3 includes that the section is rectangular quadrangular prism and rectangle baffle, and quadrangular prism's maximum width is less than the width of constant head tank 42, and the width of moon constant head tank 42 under the width of rectangle baffle, and length is greater than the width and the height of base 4, outwards pulls rectangle baffle and rotatory 90, can stop rectangle baffle on the terminal surface of constant head tank 42, makes the one side removal of cavity pole 5 to compass 3, and anticlockwise rotatory rectangle baffle 90 is embedded in the constant head tank again, can make cavity pole 5 stretch out to the other end of base 4 under the effect of elasticity.
Referring to fig. 5 and fig. 6, as a specific embodiment of the SMP-SMA adapter alignment and insertion structure provided by the invention, an external thread section 53 extending out of the step hole 41 is provided at the other end of the hollow rod 5; the limit part 32 of the compass 3 is provided with an internal thread section which is used for being in threaded connection with the external thread section 53; the hollow rod 5 is in threaded connection with the compass 3. In this embodiment, the hollow rod 5 and the compass 3 are screwed together, and in other embodiments, a snap-fit manner may be selected.
Referring to fig. 5 and 7, as a specific embodiment of the SMP-SMA adapter alignment and plug structure provided by the present invention, a truncated cone 31 having an outer diameter larger than the outer dimension of the base 4 is disposed at an end of the compass 3 away from the base 4. The truncated cone 31 with larger external dimension is arranged, so that the operation is convenient.
Referring to fig. 4, 8 and 9, as a specific embodiment of the SMP rotary SMA adapter alignment plug structure provided by the present invention, the step hole 41 is a three-stage step hole 41, the aperture decreases from one end to the other end, and the limiting round table 52 is slidably matched with the largest aperture. The spring 7 is limited in the middle hole.
In this embodiment, the base 4 is made of an aluminum alloy material. The shape of the base 4 is special, and the size, the center hole, the connector type of the microwave assembly 8, the type of the coaxial cable 2 and other parts of the base 4 can be correspondingly changed according to actual use requirements.
Referring to fig. 10 and 11, the invention further provides a method for plugging and unplugging the SMP-SMA adapter alignment plug structure, including:
the compass 3 is pulled, so that the hollow rod 5 drives the SMP adapter 6 to move towards the base 4, the spring 7 is extruded to store elasticity of the spring 7, and the limiting part 32 of the compass 3 is supported on the end face of the positioning groove 42;
fixing the susceptor 4 and the microwave assembly 8 to a jig 9;
rotating the compass 3 to enable the limiting part 32 to be embedded into the positioning groove 42, loosening the compass 3, and inserting the hollow rod 5 and the SMP adapter 6 into the SMP adapter 10 of the microwave assembly 8 under the action of elastic force;
the compass 3 is rotated and pulled outwards, the hollow rod 5 extrudes the spring 7 and slides into the base 4, and the SMP adaptor 6 and the SMP adaptor on the microwave assembly 8 can be separated.
By utilizing the invention, the plugging is realized through the elasticity of the spring 7, the factors of inaccurate positioning, uncertain plugging force and the like of manual operation can be reduced, the plugging accuracy is improved, and the damage of the joint is reduced.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (7)
- SMP-to-SMA adapter alignment plug structure, comprising:the base is used for being arranged between a to-be-connected testing instrument and the microwave assembly, is provided with a through step hole, and is provided with a vertical or transverse positioning groove at the outer end of a small-diameter hole of the step hole;the hollow rod penetrates through the step hole, one end of the hollow rod is provided with a limiting round table in sliding fit with the large-diameter hole of the step hole, and the other end of the hollow rod extends out of the small-diameter hole of the step hole;the compass is positioned outside the base, is connected with the other end of the hollow rod, and is provided with a central hole coaxial with the step hole and a limiting part which abuts against the end face of the positioning groove after rotating the compass;the coaxial cable penetrates through the central hole of the compass and the central hole of the hollow rod, one end of the coaxial cable is provided with an SMP adapter used for being connected with the microwave assembly, the other end of the coaxial cable is provided with an SMA adapter used for being interconnected with a testing instrument, and the SMP adapter is also connected with the limiting round table of the hollow rod;the spring is sleeved on the hollow rod, is positioned in the large-diameter hole of the step hole, is compressed between the limiting round table and the small-diameter hole of the step hole, and has a part exposed out of the base under the action of the spring force.
- 2. The SMP-to-SMA adapter alignment plug structure of claim 1 wherein the limit boss comprises:the outer diameter of the limiting baffle disc is larger than the inner diameter of the large-diameter hole of the step hole, the limiting baffle disc is used for being attached to the outer end face of the base, and the SMP adapter is fixed to the outer end face of the limiting baffle disc by means of screws;and the limit cylinder is in sliding fit with the large-diameter hole of the step hole.
- 3. The SMP rotary SMA adapter alignment plug structure of claim 1, wherein the limit portion of the compass is a cylinder with an outer diameter larger than the small diameter hole of the step hole, the outer diameter of the cylinder is larger than the groove width of the positioning groove, limit tangential planes are symmetrically arranged on the outer circumferential surface of the cylinder, and a distance between the two limit tangential planes is smaller than the groove width of the positioning groove.
- 4. The SMP-to-SMA adapter alignment plug structure of claim 1 wherein the other end of the hollow rod is provided with an external threaded section extending out of the stepped hole;the limiting part of the compass is provided with an internal thread section which is in threaded connection with the external thread section;the hollow rod is in threaded connection with the compass.
- 5. The SMP-to-SMA adapter alignment plug structure of claim 1 wherein one end of the compass remote from the base is provided with a truncated cone having an outer diameter greater than an outer dimension of the base.
- 6. The SMP-to-SMA adapter alignment plug structure of claim 1 wherein the stepped hole is a three-stage stepped hole with a decreasing aperture from one end to the other, the limiting boss being in sliding engagement with the largest aperture.
- 7. The method for plugging an SMP-to-SMA adapter alignment plug structure of any one of claims 1-6, comprising:the compass is pulled, so that the hollow rod drives the SMP adapter to move towards the direction of the base, the spring is extruded to store elasticity, and the limiting part of the compass is supported on the end surface of the positioning groove;fixing the base and the microwave assembly on the fixture;rotating the compass to enable the limiting part to be embedded into the positioning groove, loosening the compass, and inserting the hollow rod and the SMP adapter into the connector of the microwave assembly under the action of elastic force;and the compass is rotated and pulled outwards, the hollow rod extrudes the spring and slides inwards to the base, and the SMP adapter and the adapter on the microwave assembly can be separated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910318571.2A CN109980470B (en) | 2019-04-19 | 2019-04-19 | SMP-SMA adapter alignment plug structure and plug method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910318571.2A CN109980470B (en) | 2019-04-19 | 2019-04-19 | SMP-SMA adapter alignment plug structure and plug method |
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| CN109980470A CN109980470A (en) | 2019-07-05 |
| CN109980470B true CN109980470B (en) | 2024-02-13 |
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| CN110471176A (en) * | 2019-08-14 | 2019-11-19 | 广州珀泰检测仪器有限公司 | A kind of industrial endoscope maintained easily |
| CN111337817B (en) * | 2020-02-07 | 2022-05-06 | 浪潮商用机器有限公司 | Integrated buckle type high-speed connector for high-speed PCB test |
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| 非标准波导-同轴电缆转换组件的研制;倪红坚;;光纤与电缆及其应用技术(04);第36-39页 * |
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| CN109980470A (en) | 2019-07-05 |
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