CN109950761A - A kind of both-end floating RF coaxial adapters - Google Patents
A kind of both-end floating RF coaxial adapters Download PDFInfo
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- CN109950761A CN109950761A CN201711385280.2A CN201711385280A CN109950761A CN 109950761 A CN109950761 A CN 109950761A CN 201711385280 A CN201711385280 A CN 201711385280A CN 109950761 A CN109950761 A CN 109950761A
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- conductor component
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- floating
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Abstract
The present invention relates to a kind of both-end floating RF coaxial adapters.It is equipped in tubular shell relative to the co-axially fixed center conductor of tubular shell, the both ends of center conductor are mating with the inner conductor component of the radio frequency inserting terminal at both ends respectively, one of them of center conductor and inner conductor component are equipped with the grafting chamber for another insertion, the cavity wall of the grafting chamber can flexible deformation to realize floating of the inner conductor component relative to center conductor.The present invention uses three stage structure, centre is center conductor, both ends are inner conductor component, when the inner conductor component of side radial deflection due to tolerance or error when by grafting, the flexible deformation of the cavity wall of its deflection grafting chamber realizes error compensation, since center conductor is fixed relative to tubular shell, therefore deflection will not be passed to the inner conductor component of the other side, ensure that the inner conductor component of two sides can be with independent floating, realize both-end independent floating, it is ensured that adapter and the connector of two sides to it is slotting when it is more accurate.
Description
Technical field
The present invention relates to a kind of both-end floating RF coaxial adapters.
Background technique
In order to guarantee the excellent properties of RF coaxial adapters, often in adapter using floating structure to guarantee adapter
With intermateable connector to it is slotting when plug together interface and fit closely.The adapter that various both-ends float at present is mainly two-stage structure, such as
Fig. 1 show a kind of structure chart of common two-part both-end floating RF coaxial adapters 200, and adapter 200 includes both ends
The tubular shell 1 of opening, the both ends of tubular shell 1 are equipped with the outer conductor component 2 that can axially and radially float by spring, and two
Half section of center conductor is equipped with by insulator in a outer conductor component, the opposite one end of two halves section center conductor passes through pin, hole
Structure, which plugs each other to cooperate, realizes axial floating, and two halves section center conductor collectively forms center conductor, and radiofrequency signal can be outside
Media between conductor and center conductor.
This two-part both-end floating RF coaxial adapters 200 with the intermateable connector 100 at both ends to it is slotting when, when one
When the connector at end does not lead to half section of center conductor deflection of side to positive insertion due to dimensional tolerance, due to two halves section
Center conductor be mutually inserted cooperation and every section of center conductor can free floating, when half section of center conductor deflection of side will lead
The half section of center conductor deflection therewith for causing the other side, certainly will cause the connector of the other side that can not be properly inserted adapter at this time
In, influence the normal use of adapter.
Summary of the invention
The purpose of the present invention is to provide a kind of both-end floating RF coaxial adapters, to solve the two-part of the prior art
The center conductor side deflection of both-end floating RF coaxial adapters and cause the other side can not be with the skill of the normal grafting of connector
Art problem.
To achieve the above object, both-end floating RF coaxial adapters of the invention adopt the following technical scheme that:
1. both-end floating RF coaxial adapters include tubular shell, the both ends of tubular shell are equipped with radio frequency inserting terminal, radio frequency
Inserting terminal includes outer conductor component and inner conductor component, be additionally provided in tubular shell relative to tubular shell it is co-axially fixed in
Heart conductor, the both ends of center conductor are mating with the inner conductor component of the radio frequency inserting terminal at both ends respectively, center conductor and
One of them of inner conductor component is equipped with the grafting chamber for another insertion, the cavity wall of the grafting chamber can flexible deformation with
Realize floating of the inner conductor component relative to center conductor.
2. being further improved on the basis of 1: being equipped in the cavity wall of the grafting chamber and split slot.
3. being further improved on the basis of 1 or 2: the both ends of the centrally disposed conductor of grafting chamber.
4. being further improved on the basis of 3: the inner conductor component and the mating one end of grafting chamber are equipped with spherical surface
Structure.
5. being further improved on the basis of 1 or 2: being equipped with annular convex platform, tubular shell on the periphery of the center conductor
Be equipped at least a pair of of dead ring between center conductor, two dead rings of a pair of of dead ring respectively from the two sides of annular convex platform with
The cooperation of annular convex platform block.
6. being further improved on the basis of 5: fixed metal cylinder there are two empty sets is gone back between center conductor and tubular shell,
Compressed spring is equipped between fixation metal cylinder and the outer conductor component, it is extruded to lead outside when with intermateable connector grafting
Body component makes one end end face of two fixed metal cylinders respectively will from two sides by compressed spring pushing tow two fixed metal cylinders
A pair of of dead ring is extruded on the annular convex platform.
7. being further improved on the basis of 1 or 2 or 6: outer conductor component includes the outer cylinder and inner cylinder being mutually socketed, inner cylinder
At least a pair of of annular insulator is equipped between inner conductor component, inside and outside cylinder inner wall is equipped with interior step, a pair of of annular insulator
Between the interior step of inside and outside cylinder, the periphery of the inner conductor component is equipped with land, and two annular insulators are respectively from land
Both ends and land block cooperate.
8. being further improved on the basis of 7: the inner cylinder and fixed metal cylinder are mating, outside the front end of the inner cylinder
Wall is equipped with and splits slot.
The utility model has the advantages that center conductor of the invention uses three stage structure, centre is center conductor, both ends are inner conductor group
Part, center conductor are fixed relative to tubular shell, when the inner conductor component of side when by grafting the diameter due to tolerance or error
When to deflection, deflection relies on the flexible deformation of the cavity wall of the grafting chamber cooperated between center conductor and inner conductor component to realize
Deflection will not be passed to the inner conductor of the other side since center conductor is fixed relative to tubular shell by error compensation
Component, it is ensured that the inner conductor component of two sides can be with independent floating, i.e. realization both-end independent floating, it is ensured that the company of adapter and two sides
Connect device to it is slotting when it is more accurate.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of common two-part both-end floating RF coaxial adapters in the prior art；
Fig. 2 is the structural schematic diagram of the specific embodiment of both-end floating RF coaxial adapters of the invention；
In figure: 100- intermateable connector, 200- adapter, 1- tubular shell, 2- outer conductor component, 21- inner cylinder, 211- inner cylinder are split
Slot, 22- outer cylinder, the fixed metal cylinder of 3-, 41- inner conductor component, 411- bolt, 42- center conductor, 421- jack, 4211- jack
Split slot, 422- annular convex platform, the left dead ring of 5-, the right dead ring of 6-, 7- compressed spring.
Specific embodiment
Embodiments of the present invention are described further with reference to the accompanying drawing.
The specific embodiment of both-end floating RF coaxial adapters of the invention, as shown in Fig. 2, both-end floating RF coaxial
Adapter includes tubular shell 1, and the periphery of tubular shell 1 is equipped with connecting flange, and the bosom of tubular shell 1 is equipped with cyclic annular platform
The both ends of rank, tubular shell 1 are equipped with outer conductor component 2 by compressed spring 7, and outer conductor component 2 includes the interior of mutual sheathing
Cylinder 21 and outer cylinder 22 is equipped with interior step in inner cylinder, is equipped with interior step in outer cylinder, and one end of inner cylinder 21 presses against the interior platform of outer cylinder 22
On rank, to realize the axial pushing tow cooperation between inner/outer tube.The periphery of outer cylinder 22 is equipped with outer step, is used for and compressed spring 7
One end pushing tow cooperation.Inner cylinder 21 is step cylinder, and big end protrudes into outer cylinder 22, and small end end is equipped with inner cylinder and splits slot 211, and end
Periphery is equipped with spherical surface.Fixed metal cylinder 3, the step surface and tubular of fixed metal cylinder 3 are installed at the interior step of tubular shell 1
The step surface of the interior step of shell 1 is concordant, and the right end of compressed spring 7 presses against on the step surface of fixed metal cylinder 3, compresses bullet
The left end of spring 7 presses against on the step surface of the outer step of outer cylinder 22, realizes that the elastic force between fixed metal cylinder 3 and outer cylinder 22 passes
It passs.The small end of inner cylinder 21 is inserted into inside fixed metal cylinder 3, and the contact portion by splitting slot 211 and spherical surface with inner cylinder and fixed gold
Belong to cylinder 3 to contact, realize and be electrically connected, splitting slot structure ensure that the two can be with radial floating.The big end and tubular of fixed metal cylinder 3
Shell 1 realizes after contacting and is electrically connected, outer cylinder 22, inner cylinder 21, fixed metal cylinder 3 and tubular shell 1 interlude collectively constitute
Outer conductor.
There is the inner conductor component 41 of intermediate center conductor 42 and both ends among above-mentioned outer conductor by non-conductive ring support,
Center conductor 42 is fixed by dead ring relative to tubular shell 1, concrete mode are as follows: the outer peripheral surface of center conductor 42 is equipped with ring
Shape boss 422, the left dead ring 5 and right dead ring 6 of one group of dead ring cover on center conductor 42 from arranged on left and right sides respectively, and
The inside and outside circumferential surface of left and right dead ring 6 inner peripheral surface with the middle section of the outer peripheral surface of center conductor 42 and tubular shell 1 respectively
With radial positioning, left and right dead ring is extruded in 422 two sides of annular convex platform from two sides respectively for contact, due to fixed 3 both ends of metal cylinder
It is pressed against respectively by compressed spring 7 at the interior step of tubular shell 1, therefore, fixed metal cylinder 3 can be realized to left and right insulation
The axially position of ring, to realize the axially position to center conductor 42.Similarly, the periphery of inner conductor component 41 also is provided with annular
Boss, and being axially and radially located relative to inner cylinder 21 and outer cylinder 22 by one group of dead ring, with realize inner conductor component 41 with
The synchronization action of outer conductor component 2.The both ends of inner conductor component 41 are respectively arranged with 421 structure of jack, inner conductor component 41
Inner end is equipped with 411 structure of bolt, and 411 structure of bolt can be inserted into 421 structure of jack to realize that inner conductor component 41 and center are led
The electric connection of body 42.In order to ensure inner conductor component 41 can be relative to 42 radial floating of center conductor, in the hole wall of jack 421
It is equipped with jack and splits slot 4211, and the hole wall of jack 421 is elastic material, to facilitate deformation.The outer peripheral surface of bolt 411 is equipped with ball
Face.In order to realize the axial floating of inner conductor component 41 and center conductor 42, the depth of jack 421 is deeper, so that bolt 411 exists
There is enough axial floating spaces in jack 421.The axially and radially floating of outer conductor component 2 then relies on 7 He of compressed spring
It floats in the space of compressed spring accommodating chamber.
When in use: after intermateable connector is inserted into from the left end of adapter, even if plugging together, there are dimensional tolerance or installations
Error etc., due to outer conductor component 2 can axially and radially float and left end inner conductor component 41 by split structure at slot and
Flexible deformation realizes radial floating, since center conductor 42 is fixed relative to metal shell, the deformation of left end inner conductor component 41
Amount is not transferred to the inner conductor component 41 of right end, therefore will not interfere the normal of right end inner conductor component 41 and intermateable connector
It plugs together.
Claims (8)
1. a kind of both-end floating RF coaxial adapters, characterized in that including tubular shell, the both ends of tubular shell are equipped with radio frequency
Inserting terminal, radio frequency inserting terminal include outer conductor component and inner conductor component, are additionally provided in tubular shell relative to cylindrical case
The co-axially fixed center conductor of body, inner conductor component grafting of the both ends of center conductor respectively with the radio frequency inserting terminal at both ends are matched
It closes, one of them of center conductor and inner conductor component are equipped with the grafting chamber for another insertion, the cavity wall of the grafting chamber
Can flexible deformation to realize floating of the inner conductor component relative to center conductor.
2. both-end floating RF coaxial adapters according to claim 1, characterized in that set in the cavity wall of the grafting chamber
Split slot.
3. both-end floating RF coaxial adapters according to claim 1 or 2, characterized in that the grafting chamber setting exists
The both ends of center conductor.
4. both-end floating RF coaxial adapters according to claim 3, characterized in that the inner conductor component and grafting
The mating one end of chamber is equipped with spherical structure.
5. both-end floating RF coaxial adapters according to claim 1 or 2, characterized in that outside the center conductor
Week is equipped with annular convex platform, at least a pair of of dead ring is equipped between tubular shell and center conductor, two of a pair of of dead ring are absolutely
Edge ring cooperates from the two sides of annular convex platform and annular convex platform block respectively.
6. both-end floating RF coaxial adapters according to claim 5, characterized in that center conductor and tubular shell it
Between also there are two fixed metal cylinders for empty set, compressed spring is equipped between fixed metal cylinder and the outer conductor component, be adapted to
When connector grafting, extruded outer conductor component makes two fixed metals by compressed spring pushing tow two fixed metal cylinders
One end end face of cylinder is extruded on the annular convex platform from two sides by a pair of of dead ring respectively.
7. both-end floating RF coaxial adapters described according to claim 1 or 2 or 6, characterized in that outer conductor component includes
The outer cylinder and inner cylinder being mutually socketed, are equipped at least a pair of of annular insulator between inner cylinder and inner conductor component, on inside and outside cylinder inner wall
Equipped with interior step, a pair of of annular insulator is located between the interior step of inside and outside cylinder, and the periphery of the inner conductor component is equipped with ring
Platform, two annular insulators cooperate from land both ends and land block respectively.
8. both-end floating RF coaxial adapters according to claim 7, characterized in that the inner cylinder and fixed metal cylinder
Mating, the front end outer wall of the inner cylinder, which is equipped with, splits slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711385280.2A CN109950761B (en) | 2017-12-20 | 2017-12-20 | Double-end floating radio frequency coaxial adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711385280.2A CN109950761B (en) | 2017-12-20 | 2017-12-20 | Double-end floating radio frequency coaxial adapter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109950761A true CN109950761A (en) | 2019-06-28 |
| CN109950761B CN109950761B (en) | 2020-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711385280.2A Active CN109950761B (en) | 2017-12-20 | 2017-12-20 | Double-end floating radio frequency coaxial adapter |
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| Country | Link |
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| CN (1) | CN109950761B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113690699A (en) * | 2021-08-25 | 2021-11-23 | 遵义市飞宇电子有限公司 | Floating radio frequency coaxial connector |
| CN114122815A (en) * | 2021-10-22 | 2022-03-01 | 中航光电科技股份有限公司 | Elastic pre-tightening termination stepless multidirectional large-floating interconnection structure |
| CN114563846A (en) * | 2022-02-23 | 2022-05-31 | 中航光电科技股份有限公司 | Elastic floating structure and optical fiber connector |
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| CN101689735A (en) * | 2007-06-25 | 2010-03-31 | 罗森伯格高频技术有限及两合公司 | Coaxial connector |
| CN104184003A (en) * | 2013-05-20 | 2014-12-03 | 中航光电科技股份有限公司 | Radiofrequency coaxial adapter |
| US20150031237A1 (en) * | 2011-10-25 | 2015-01-29 | Perfectvision Manufacturing, Inc. | Coaxial Barrel Fittings and Couplings with Ground Establishing Traveling Sleeves |
| CN206451948U (en) * | 2017-02-27 | 2017-08-29 | 上海航天科工电器研究院有限公司 | A kind of double radio frequency (RF) coaxial connectors floated |
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2017
- 2017-12-20 CN CN201711385280.2A patent/CN109950761B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101689735A (en) * | 2007-06-25 | 2010-03-31 | 罗森伯格高频技术有限及两合公司 | Coaxial connector |
| US20150031237A1 (en) * | 2011-10-25 | 2015-01-29 | Perfectvision Manufacturing, Inc. | Coaxial Barrel Fittings and Couplings with Ground Establishing Traveling Sleeves |
| CN104184003A (en) * | 2013-05-20 | 2014-12-03 | 中航光电科技股份有限公司 | Radiofrequency coaxial adapter |
| CN206451948U (en) * | 2017-02-27 | 2017-08-29 | 上海航天科工电器研究院有限公司 | A kind of double radio frequency (RF) coaxial connectors floated |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113690699A (en) * | 2021-08-25 | 2021-11-23 | 遵义市飞宇电子有限公司 | Floating radio frequency coaxial connector |
| CN113690699B (en) * | 2021-08-25 | 2024-04-19 | 遵义市飞宇电子有限公司 | Floating radio frequency coaxial connector |
| CN114122815A (en) * | 2021-10-22 | 2022-03-01 | 中航光电科技股份有限公司 | Elastic pre-tightening termination stepless multidirectional large-floating interconnection structure |
| CN114122815B (en) * | 2021-10-22 | 2023-11-14 | 中航光电科技股份有限公司 | Elastic pre-tightening terminating stepless multidirectional large floating interconnection structure |
| CN114563846A (en) * | 2022-02-23 | 2022-05-31 | 中航光电科技股份有限公司 | Elastic floating structure and optical fiber connector |
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| Publication number | Publication date |
|---|---|
| CN109950761B (en) | 2020-10-30 |
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