CN209266764U - Connector durability connect-disconnect structure - Google Patents
Connector durability connect-disconnect structure Download PDFInfo
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- CN209266764U CN209266764U CN201821752765.0U CN201821752765U CN209266764U CN 209266764 U CN209266764 U CN 209266764U CN 201821752765 U CN201821752765 U CN 201821752765U CN 209266764 U CN209266764 U CN 209266764U
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- outer conductor
- resilient sleeve
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- connector
- durability
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Abstract
The connector durability connect-disconnect structure of the utility model, swivel nut rotation tenses female outer conductor and is set on male connector outer conductor, it is mating intracavitary that male connector outer conductor is inserted into space composition male connector outer conductor between female outer conductor inner wall and resilient sleeve, resilient sleeve leading portion passes through several elastic claw nested structures for being configured to contraction or expansion to the open slot that middle part extends along axial direction from front end face, resilient sleeve is squeezed to contract when male connector outer conductor and female outer conductor are mating, grafting resistance is small, will not rub and damage conductor contact surface；It is embedded in insulated liner set in resilient sleeve inner wall simultaneously, resilient sleeve intensity is improved, connector resilient durability degree and intensity can be enhanced, the durability for increasing substantially test block test third order intermodulation, reduces test block scrappage, reduces intermodulation distortion possibility, prolong the service life, saves production cost.
Description
Technical field
The utility model relates to a kind of device durability connect-disconnect structures of radio frequency (RF) coaxial connector.
Background technique
Radio frequency (RF) coaxial connector generally uses resilient contact to cooperate with jack and realizes coaxially connected, the bullet of resilient contact
Property pawl set be clamped by salient point and jack inner wall, elasticity easily reduces after resilient contact repeatedly plug, and connector is as testing
It need to frequently plug to connect or dismantle with Fast Installation when connector and exit, frequent fast insert-pull resilient contact is also easy to produce tired effect
Deformation should be caused even to fail, connector intermodulation performance is influenced, increase intermodulation distortion factor, especially 4.3-10 RF coaxial
Connector, to resilient contact aeroelastic requirements with higher, the elastic construction of existing radio frequency (RF) coaxial connector does not adapt to frequency
The durable aeroelastic requirements of numerous plug.
Summary of the invention
Technical problem to be solved by the utility model is to provide one kind can be improved resilient durability degree, improves connector
Anti-distortion performance, prolongs the service life, and reduces the connector durability connect-disconnect structure of cost.
The connector durability connect-disconnect structure of the utility model, include by swivel nut work in coordination connection female outside lead
Body, male connector outer conductor, it is characterised in that: female outer conductor back segment inner cavity is provided with two stage steps hole, the first order close to rear end
Stepped hole be can be mating with male connector outer conductor outer circumference surface main spliced eye, second inside first order stepped hole
It is provided with resilient sleeve on grade stepped hole inner wall, space constitutes the grafting of male connector outer conductor and matches between female outer conductor inner wall and resilient sleeve
Close chamber；Resilient sleeve inner sidewall is embedded with circular ring shape insulated liner set；
The resilient sleeve is cylinder-shaped sleeve-like structure, resilient sleeve wall portion leading portion be provided with it is several from rear end face along axial direction in
The open slot that portion extends, so that resilient sleeve leading portion is configured to the elastic claw nested structure of contraction or expansion；
Resilient sleeve back segment outer surface is provided with the convex portion that can guarantee contact close to the position of rear end；
The insulated liner set axial length is greater than open slot axial length；
The insulated liner set is pressed on resilient sleeve inner wall by interference fit；
The resilient sleeve inner wall is provided with can provide the limited step of axial limiting, insulated liner set for insulated liner set
Inner end is against on limited step end face, and insulated liner set outer end face is located in the same vertical plane with resilient sleeve outer end face；
Hangnail is provided on the resilient sleeve inner wall, hangnail is embedded on insulated liner set outer wall；
The positive stop lug boss of axial limiting can be provided for female outer conductor by being provided on the male connector outer conductor outer circumference surface,
Female outer conductor rear end inner wall is provided with can provide the first inner conical surface of grafting guiding for male connector outer conductor, in male connector outer conductor
Wall leading portion is provided with can provide the second inner conical surface of grafting guiding for resilient sleeve；
It is provided with circular ring shape limiting groove on the male connector outer conductor outer circumference surface, is installed with sealing ring in limiting groove；
The elasticity cover material is QSn6.5-0.1, and insulated liner cover material is tetrafluoride material.
The connector durability connect-disconnect structure of the utility model, swivel nut rotation tension female outer conductor, which is set in outside male connector, leads
On body, male connector outer conductor is inserted into space between female outer conductor inner wall and resilient sleeve and constitutes the mating chamber of male connector outer conductor
Interior, resilient sleeve leading portion passes through several elasticity for being configured to contraction or expansion to the open slot that middle part extends along axial direction from front end face
Pawl nested structure, resilient sleeve is squeezed to contract when male connector outer conductor and female outer conductor are mating, and grafting resistance is small, will not
Friction damage conductor contact surface；It is embedded in insulated liner set in resilient sleeve inner wall simultaneously, resilient sleeve intensity is improved, company can be enhanced
Device resilient durability degree and intensity are connect, the durability of test block test third order intermodulation is increased substantially, reduces test block scrappage, drop
Low intermodulation distortion possibility, prolongs the service life, and saves production cost.
Detailed description of the invention
Fig. 1 is the utility model embodiment connector durability connect-disconnect structure schematic diagram；
Fig. 2 is the female outer conductor planar structure schematic diagram of the utility model embodiment connector durability connect-disconnect structure.
Specific embodiment
As shown, a kind of connector durability connect-disconnect structure, include worked in coordination by swivel nut 2 connection female outside
Conductor 1, male connector outer conductor 3,1 back segment inner cavity of female outer conductor are provided with two stage steps hole, the first order stepped hole close to rear end
Second level platform for main spliced eye that can be mating with 3 outer circumference surface of male connector outer conductor, inside first order stepped hole
Resilient sleeve 6 is provided on the inner wall of rank hole, space constitutes public between the first order stepped hole inner wall and resilient sleeve 6 of female outer conductor 1
The head mating chamber of outer conductor 3；6 inner sidewall of resilient sleeve is embedded with circular ring shape insulated liner set 5；Swivel nut rotation tenses to be led outside female
Body is set on male connector outer conductor, and male connector outer conductor is inserted into space between female outer conductor inner wall and resilient sleeve and constitutes outside male connector
Conductor is mating intracavitary, and resilient sleeve leading portion is configured to receive along axial direction from front end face by several to the open slot that middle part extends
The elastic claw nested structure of contracting or expansion, resilient sleeve is squeezed to contract when male connector outer conductor and female outer conductor are mating,
Grafting resistance is small, will not rub and damage conductor contact surface；It is embedded in insulated liner set in resilient sleeve inner wall simultaneously, it is strong to improve resilient sleeve
Degree, can enhance connector resilient durability degree and intensity.
Resilient sleeve 5 is cylinder-shaped sleeve-like structure, 5 wall portion leading portion of resilient sleeve be provided with it is several from rear end face along axial direction to middle part
The open slot 62 of extension, so that 6 leading portion of resilient sleeve is configured to the elastic claw nested structure of contraction or expansion；Female outer conductor and public affairs
The part that resilient sleeve 6 is provided with open slot when head outer conductor is mating is extruded to form elastic shrinkage, and grafting resistance is small, will not
Friction damage conductor contact surface.
The elastic part outer surface of 6 back segment of resilient sleeve is provided with the convex portion that can guarantee contact close to the position of rear end
61；Convex portion section be it is arc-shaped, be further reduced grafting resistance, improve mating efficiency and conductive contact reliability.
Insulated liner covers 5 axial lengths and is greater than open slot axial length, and Auxiliary support is reliable and stable.
Insulated liner set 5 is pressed on 6 inner wall of resilient sleeve by interference fit, and resilient sleeve inner wall is provided with can be in insulation
Bushing provides the limited step of axial limiting, and insulated liner set inner end is against on limited step end face, and insulated liner covers outer end face
It is located in the same vertical plane with resilient sleeve outer end face, location and installation is easy to operate, simple process.
Hangnail 63 is provided on 6 inner wall of resilient sleeve, hangnail 63 is embedded in insulated liner and covers on 5 outer walls, repeatedly frequently plug
Insulated liner set location structure will not be destroyed, structural stability is good.
The positive stop lug boss of axial limiting, female can be provided for female outer conductor by being provided on male connector outer conductor outer circumference surface
Outer conductor rear end inner wall is provided with can provide the first inner conical surface of grafting guiding for male connector outer conductor, before male connector outer conductor inner wall
Section is provided with can provide the second inner conical surface of grafting guiding for resilient sleeve；It is further reduced grafting resistance, is improved mating
Efficiency and conductive contact reliability.
It is provided with circular ring shape limiting groove on 3 outer circumference surface of male connector outer conductor, sealing ring 4, energy are installed in limiting groove
It is enough to improve sealing waterproof performance.
Elastic cover material is QSn6.5-0.1, and contact conduction property is stablized, and insulated liner cover material is tetrafluoride material, intensity
Height, insulation performance are reliable.
The connector durability connect-disconnect structure of the utility model, swivel nut rotation tension female outer conductor, which is set in outside male connector, leads
On body, male connector outer conductor is inserted into space between female outer conductor inner wall and resilient sleeve and constitutes the mating chamber of male connector outer conductor
Interior, resilient sleeve leading portion passes through several elasticity for being configured to contraction or expansion to the open slot that middle part extends along axial direction from front end face
Pawl nested structure, resilient sleeve is squeezed to contract when male connector outer conductor and female outer conductor are mating, and grafting resistance is small, will not
Friction damage conductor contact surface；It is embedded in insulated liner set in resilient sleeve inner wall simultaneously, resilient sleeve intensity is improved, company can be enhanced
Device resilient durability degree and intensity are connect, the durability of test block test third order intermodulation is increased substantially, reduces test block scrappage, drop
Low intermodulation distortion possibility, prolongs the service life, and saves production cost.
Specific technical solution:
The utility model relates to radio frequency (RF) coaxial connectors, especially with respect to the design scheme of elastic components some in connector
4.3-10 radio frequency (RF) coaxial connector belongs to a novel of external exploitation, and wherein jack end outer conductor contact is out
Slot elastic component need to have certain aeroelastic requirements when with contact pin end in contact.Technical requirements are higher.
Resilient contact in former connector be typically designed scheme using elastic material (such as: QSn6.5-0.1), structure
(Fig. 1) is designed for coaxial feedthrough when design, does not have fatigue problem when using in normal product.And as test splice
When, after repeatedly plugging, the elasticity of contact head can decline, and then affect intermodulation performance, increase intermodulation distortion
Possibility.
1. annular insulation sleeve is inlayed in contact inner wall, so that contact intensity itself improves.
2. this impedance mismatching can be made by increasing annular insulation sleeve, is calculated using formula and obtained most after Computer simulation design
Good size, so that impedance matching herein.
The present invention or utility model obtain the utility model has the advantages that
The durability that test block test third order intermodulation can be increased substantially, reduces test block scrappage.Test block after all
Also it is very expensive.
Claims (10)
1. a kind of connector durability connect-disconnect structure, include by swivel nut work in coordination the female outer conductor of connection, outside male connector
Conductor, it is characterised in that: female outer conductor back segment inner cavity is provided with two stage steps hole, and the first order stepped hole close to rear end is energy
Enough and mating male connector outer conductor outer circumference surface main spliced eyes, in the second level stepped hole inside first order stepped hole
Resilient sleeve is provided on wall, space constitutes the mating chamber of male connector outer conductor between female outer conductor inner wall and resilient sleeve；Elasticity
It covers inner sidewall and is embedded with circular ring shape insulated liner set.
2. connector durability connect-disconnect structure according to claim 1, it is characterised in that: the resilient sleeve is cylinder-shaped shell-like
Structure, resilient sleeve wall portion leading portion is provided with several open slots extended from rear end face along axial direction to middle part, so that resilient sleeve leading portion
It is configured to the elastic claw nested structure of contraction or expansion.
3. connector durability connect-disconnect structure according to claim 1, it is characterised in that: resilient sleeve back segment outer surface is leaned on
The position of nearly rear end is provided with the convex portion that can guarantee contact.
4. connector durability connect-disconnect structure according to claim 2, it is characterised in that: the insulated liner covers axial length
Greater than open slot axial length.
5. connector durability connect-disconnect structure according to claim 1, it is characterised in that: the insulated liner set passes through interference
Cooperation is pressed on resilient sleeve inner wall.
6. connector durability connect-disconnect structure according to claim 1, it is characterised in that: the resilient sleeve inner wall is provided with energy
The limited step of axial limiting enough is provided for insulated liner set, insulated liner set inner end is against on limited step end face, in insulation
Bushing outer end face is located in the same vertical plane with resilient sleeve outer end face.
7. connector durability connect-disconnect structure according to claim 1, it is characterised in that: be provided on the resilient sleeve inner wall
Hangnail, hangnail are embedded on insulated liner set outer wall.
8. connector durability connect-disconnect structure according to claim 1, it is characterised in that: the male connector outer conductor outer circumference surface
On be provided with the positive stop lug boss of axial limiting can be provided for female outer conductor, female outer conductor rear end inner wall, which is provided with, to be
Male connector outer conductor provide grafting guiding the first inner conical surface, male connector outer conductor inner wall leading portion be provided with can be provided for resilient sleeve it is slotting
Connect the second inner conical surface of guiding.
9. connector durability connect-disconnect structure according to claim 1, it is characterised in that: the male connector outer conductor outer circumference surface
On be provided with circular ring shape limiting groove, be installed with sealing ring in limiting groove.
10. connector durability connect-disconnect structure according to claim 1, it is characterised in that: it is described elasticity cover material be
QSn6.5-0.1, insulated liner cover material are tetrafluoride material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821752765.0U CN209266764U (en) | 2018-10-29 | 2018-10-29 | Connector durability connect-disconnect structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821752765.0U CN209266764U (en) | 2018-10-29 | 2018-10-29 | Connector durability connect-disconnect structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209266764U true CN209266764U (en) | 2019-08-16 |
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ID=67559141
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821752765.0U Active CN209266764U (en) | 2018-10-29 | 2018-10-29 | Connector durability connect-disconnect structure |
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| CN (1) | CN209266764U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112864742A (en) * | 2021-01-05 | 2021-05-28 | 北京格润海泰科技有限公司 | Quick-plugging high-power radio frequency coaxial connector |
-
2018
- 2018-10-29 CN CN201821752765.0U patent/CN209266764U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112864742A (en) * | 2021-01-05 | 2021-05-28 | 北京格润海泰科技有限公司 | Quick-plugging high-power radio frequency coaxial connector |
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