CN106887734B - Blindmate type radio frequency (RF) coaxial connector - Google Patents
Blindmate type radio frequency (RF) coaxial connector Download PDFInfo
- Publication number
- CN106887734B CN106887734B CN201710077787.5A CN201710077787A CN106887734B CN 106887734 B CN106887734 B CN 106887734B CN 201710077787 A CN201710077787 A CN 201710077787A CN 106887734 B CN106887734 B CN 106887734B
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- inner conductor
- shell
- radio frequency
- coaxial connector
- base enclosure
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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
- H01R13/02—Contact members
- H01R13/04—Pins or blades for co-operation with sockets
- H01R13/05—Resilient pins or blades
- H01R13/052—Resilient pins or blades co-operating with sockets having a circular transverse section
-
- 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
- H01R13/02—Contact members
- H01R13/10—Sockets for co-operation with pins or blades
- H01R13/11—Resilient sockets
- H01R13/111—Resilient sockets co-operating with pins having a circular transverse section
-
- 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
- H01R13/631—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for engagement only
-
- 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
- H01R13/631—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for engagement only
- H01R13/6315—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for engagement only allowing relative movement between coupling parts, e.g. floating connection
-
- 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
-
- 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
- H01R24/42—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 comprising impedance matching means or electrical components, e.g. filters or switches
- H01R24/44—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 comprising impedance matching means or electrical components, e.g. filters or switches comprising impedance matching means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/26—Connections in which at least one of the connecting parts has projections which bite into or engage the other connecting part in order to improve the contact
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The present invention relates to radio frequency (RF) coaxial connector fields, disclose a kind of blindmate type radio frequency (RF) coaxial connector, including the pedestal and plug mutually plugged together, pedestal includes conductive first shell and the first inner conductor for setting in the inner and being insulated from, plug includes conductive second shell and sets the inner conductor component in the inner and being insulated from, inner conductor component includes third inner conductor, and pivot bush unit is in third inner conductor front end and the second inner conductor with the cooperation of its anti-avulsion；The activity of second shell front end is inserted in first shell and is connected with it, and the second inner conductor is inserted in the first inner conductor and is connected with it.Above-mentioned connector is by using the axial-radial dislocation constant electrical connection of characteristic impedance, make its it is certain axial with it is radial to wrong plug position situation under characteristic impedance remain to constant and match good, it ensure that in certain axial and radial direction to the working frequency and electric property under the situation of wrong plug position, it is poor to high-frequency and electric property to solve the problems, such as that existing blindmate radio frequency (RF) coaxial connector can not work.
Description
Technical field
The present invention relates to radio frequency (RF) coaxial connector field more particularly to a kind of blindmate type radio frequency (RF) coaxial connectors.
Background technique
Blindmate type radio frequency (RF) coaxial connector can provide certain axial direction and radial direction to slotting tolerance, and assembly and disassembly quickly, and guarantee
Radio frequency (RF) coaxial connector can still transmit microwave signal or electric current in the case where certain axial direction and radial direction are to wrong plug position situation.It is widely applied
Plate in communication, military project, aviation, test to plate single group and multiple groups radio frequency connector to insert, cable-assembly to plate single group with it is more
For group radio frequency connector to inserting, cable-assembly to cable-assembly single group and multiple groups radio frequency connector wait fields to slotting.
Existing blindmate type radio frequency (RF) coaxial connector mainly relies on the simple mechanically deform of product to provide certain axis
To with radial direction to slotting tolerance.But this simple mechanically deform will affect with deterioration characteristic impedance matching, with working frequency
Raising, influence can also be more and more obvious.With the development in the fields such as communication, military project, aviation, test, RF coaxial is connected
The requirement of device working frequency and electric property is higher and higher, and existing blindmate type radio frequency (RF) coaxial connector can not mention at high frequencies
For electric property good enough, or even can not work.
Summary of the invention
The purpose of the present invention is to provide a kind of blindmate type radio frequency (RF) coaxial connectors, it is intended to it solves in the prior art, it is existing
Blindmate type radio frequency (RF) coaxial connector provides by simple and mechanical deformation and axially the mode of slotting tolerance will affect and be damaged with radial
The problem of its characteristic impedance matches.
The embodiment of the invention provides a kind of blindmate type radio frequency (RF) coaxial connectors, including the pedestal and plug mutually plugged together, institute
Pedestal is stated to include conductive first shell and be set to the first inner conductor in the first shell and being insulated from, it is described to insert
Head is including conductive second shell and is set to the inner conductor component in the second shell and being insulated from, the inner conductor
Component includes third inner conductor, and pivot bush unit is in third inner conductor front end and the second inner conductor with the cooperation of its anti-avulsion；Institute
It states the activity of second shell front end to be inserted in the first shell and be connected with it, and second inner conductor is inserted in described the
It is connected in one inner conductor and with it.
Further, the first shell includes base enclosure and guiding shell, and the guiding shell is sheathed on described base enclosure one end simultaneously
It is connected with it, the second shell front end passes through the guiding shell and activity is inserted into the base enclosure and is connect with the base enclosure inner wall
Touching conducting.
Further, the first step and second that the continuous and diameter of axle successively decreases are provided on the periphery wall of described base enclosure one end
Rank, the second shell front end are inserted in the position for corresponding to the second step in the base enclosure.
Further, protrusion is equipped on the outer peripheral edge of the second shell front end, the protrusion activity abuts the base
Shell inner wall is simultaneously connected with it, and makes to be formed with gap between the second shell outer wall and the base enclosure inner wall.
Preferably, the outer profile semicircular in shape shape in the section of the protrusion.
Further, the first insulating fixing piece is provided in the base enclosure, first inner conductor one end is arranged in described
In first insulating fixing piece and with its location fit.
Further, third inner conductor front end has with the second inner conductor pivot bush unit and what anti-avulsion cooperated prolongs
Extending portion, second inner conductor is interior to have accommodating cavity, and the extension is inserted into the accommodating cavity and can radially put in the inner
It is dynamic.
Further, it is equipped with dislocation preventing slot close to the position ring of the extension tail end on the third inner conductor, it is described
Buckle is extended on the inner edge of second inner conductor, it is described to snap into the dislocation preventing slot and be in contact with it to form conducting, and
There is gap between the extension outer wall and the second inner conductor inner wall.
Further, the second insulating fixing piece is provided in the second shell, the third inner conductor tail end is arranged in
In second insulating fixing piece and with its location fit.
Based on the above-mentioned technical proposal, the blindmate type radio frequency (RF) coaxial connector that the embodiment of the present invention proposes, passes through inner conductor group
The third inner conductor of part and the second inner conductor pivot bush unit and anti-avulsion cooperation, are inserted into first shell by the activity of second shell front end
It is interior and be connected with it, while the second inner conductor is inserted into the first inner conductor and is connected with it, in this way, before making second shell
End can be in carrying out radially wobbling and/or moving axially for certain distance, but also third inner conductor front end can be in first shell
Radially wobbling and/or moving axially for certain distance is carried out in second inner conductor, meanwhile, third inner conductor is led with the first inner conductor
Logical, second shell is connected with first shell, in this way, being also formed the characteristic impedance that axially and radially misplaces between pedestal and plug
Constant electrical connection, i.e. pedestal and plug it is certain axial with radial under the situation of wrong plug position, characteristic impedance still can it is constant and
Matching is good, to ensure that the two, axially with radial to the working frequency and electric property under the situation of wrong plug position, is having certain
It is poor to high-frequency and electric property that effect solves the problems, such as that existing blindmate radio frequency (RF) coaxial connector can not work；In addition, the blindmate
Type radio frequency (RF) coaxial connector can be used for the blindmate application of multiple groups radio frequency (RF) coaxial connector, has ensured working efficiency, has greatly improved
Working frequency and electric property efficiently solve generated quality when existing radio frequency (RF) coaxial connector product carries out blindmate and ask
Topic.
Detailed description of the invention
Fig. 1 is the decomposition diagram for the blindmate type radio frequency (RF) coaxial connector that the embodiment of the present invention proposes；
Fig. 2 is the assembling schematic diagram for the blindmate type radio frequency (RF) coaxial connector that the embodiment of the present invention proposes；
Fig. 3 is that radial direction occurs for the blindmate type radio frequency (RF) coaxial connector that the embodiment of the present invention proposes and the structure of axial deviation is shown
It is intended to.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element
On one element or it may be simultaneously present centering elements.When an element is known as " being connected to " another element, it can be with
It is directly to another element or may be simultaneously present centering elements.
It is only phase each other in addition, it should also be noted that, positional terms such as left and right, upper and lower in the embodiment of the present invention
It is reference to concept or with the normal operating condition of product, and should not be regarded as restrictive.Below in conjunction with tool
Realization of the invention is described in detail in body embodiment.
As shown in Figure 1 to Figure 3, the embodiment of the present invention proposes a kind of blindmate type radio frequency (RF) coaxial connector, the RF coaxial
Connector may include the pedestal 1 and plug 2 mutually plugged together, wherein pedestal 1 may include first shell 11 and the first inner conductor 12, this
In, first shell 11 and the first inner conductor 12 are conductor, and the first inner conductor 12 is preferably the elastic component of claw-like, is led in first
Body 12 is arranged in first shell 11 and is insulated from；Plug 2 may include second shell 21 and inner conductor component 22, here,
Two shells 21 and inner conductor component 22 are conductor, and inner conductor component 22 is arranged in second shell 21 and is insulated from.Specifically
Ground, inner conductor component 22 may include third inner conductor 221 and the second inner conductor 222, and herein, third inner conductor 221 is preferably non-
Elastic component, the second inner conductor 222 be preferably elastic component, 222 pivot bush unit of the second inner conductor in the front end of third inner conductor 221 simultaneously
Cooperate with its anti-avulsion, here, 221 front end of third inner conductor can radially wobble in carrying out certain distance in the second inner conductor 222
And/or axial movement, and due to the second inner conductor 222 and the cooperation of 221 front end anti-avulsion of third inner conductor, therefore avoid in third and lead
Body 221 is detached from the second inner conductor 222 because mobile excessive, in this way, not only ensure that the flexible connection relationship of the two, but also prevents de-
From；In addition, the front end activity of second shell 21 is inserted in first shell 11 and is connected with it, and the second inner conductor 222 is inserted into
It is connected in the first inner conductor 12 and with it, in this way, 21 front end of second shell can be in progress certain distance in first shell 11
Radially wobble and/or moves axially.
Based on the above-mentioned technical proposal, the blindmate type radio frequency (RF) coaxial connector that the embodiment of the present invention proposes, passes through inner conductor
The third inner conductor 221 and 222 pivot bush unit of the second inner conductor and anti-avulsion of component 22 cooperate, so that 221 front end of third inner conductor
It can be in carrying out radially wobbling and/or moving axially for certain distance in the second inner conductor 222；Pass through the activity of 21 front end of second shell
It is connected in insertion first shell 11 and with it, so that 21 front end of second shell can be in the diameter for carrying out certain distance in first shell 11
It is connected to swing and/or axial movement, while in the first inner conductor of the second inner conductor 222 insertion 12 and with it, in this way, in third
Conductor 221 and the first inner conductor 12, which are formed, to be connected, in this way, being also formed axial-radial dislocation characteristic between pedestal 1 and plug 2
In certain axial and radial direction under the situation of wrong plug position, characteristic impedance still can for constant impedance electrical connection, i.e. pedestal 1 and plug 2
Constant and matching is good, to ensure that the two certain axially with radial to the working frequency and electrical resistance under the situation of wrong plug position
Can, it is poor to high-frequency and electric property to efficiently solve the problems, such as that existing blindmate radio frequency (RF) coaxial connector can not work；In addition, should
Blindmate type radio frequency (RF) coaxial connector can be used for the blindmate application of multiple groups radio frequency (RF) coaxial connector, has ensured working efficiency, has substantially mentioned
Working frequency and electric property have been risen, existing radio frequency (RF) coaxial connector product has been efficiently solved and carries out generated product when blindmate
Geological Problems.
Further, in an embodiment of the present invention, said first shell 11 may include base enclosure 111 and guiding shell 112, this
In, base enclosure 111 and guiding shell 112 are both preferably the hollow columnar shell structure that both ends connect.In the present embodiment, guiding shell
112 are sheathed on one end of base enclosure 111 and are connected with it, and the front end of above-mentioned second shell 21 passes through the guiding shell 112 and activity is inserted
Enter in base enclosure 111, and second shell 21 contacts conducting with 111 inner wall of base enclosure.Herein, second shell 21 is led with base enclosure 111
Lead to and is used to be grounded.Certainly, according to the actual situation and specific requirements, in other embodiments of the invention, said first shell
11 can also construct for other forms, not limit uniquely herein.
Further, in an embodiment of the present invention, the continuous and diameter of axle is provided on the periphery wall of above-mentioned 111 one end of base enclosure
The first step 1111 and second step 1112 to successively decrease, here, second step 1112 is located at 111 outer end of base enclosure, above-mentioned second shell
The front end of body 21 is inserted in the position for corresponding to second step 1112 in the base enclosure 111.Referring to Fig. 2, in the present embodiment, by the
The internal diameter of two shells 21 is set as D1, and the outer diameter of above-mentioned third inner conductor 221 is set as d1；By the internal diameter of second step 1112
It is set as D2, the outer diameter of above-mentioned second inner conductor 222 is set as d2；The internal diameter of first step 1111 is set as D3, it will be upper
The outer diameter for stating the first inner conductor 12 is set as d3；Meanwhile referring to characteristic impedance value Z0Formula:
Wherein: D indicates that the internal diameter (D1, D2, D3) of outer conductor, d indicate the outer diameter (d1, d2, d3) of inner conductor, εrIndicate exhausted
The dielectric constant of edge medium, for air dielectric, dielectric constant is approximately 1.
In conjunction with above-mentioned formula it is found that in D/d and εrBe worth it is constant in the case where, characteristic impedance value Z0It remains unchanged, herein, when
221 front end of third inner conductor in the second inner conductor 222 carry out when radially wobbling and/or moving axially of certain distance, and
When 21 front end of second shell is in when radially wobbling and/or moving axially of certain distance of progress, D1/d1, D2/ in first shell 11
d2、D3/d3、εr, second step 1112 (i.e. AB step) and first step 1111 (i.e. BC step) value remain unchanged, that is,
Say, A section in Fig. 2, B sections, C sections, AB step, BC step characteristic impedance value Z0It will not when axially and radially shifting
It is affected, it is ensured that characteristic impedance is constant all the time.That is, the coaxial transmission of " three section of two stepwise " in the present embodiment is set
Meter mode can make radio frequency (RF) coaxial connector still ensure that three section of two rank (i.e. A sections, B when axially and radially shifting
Section, C sections, AB step-second step 1112, BC step-first step 1111) characteristic impedance it is constant.In addition, working as RF coaxial
When the characteristic impedance value of connector constant (such as 50 ohm or 75 ohm), i.e., when characteristic impedance matches, high-frequency signal is being transmitted across
Reflection in journey is minimum, transmits at this time most beneficial for the signal of radio frequency (RF) coaxial connector.Certainly, it needs according to the actual situation and specifically
It asks, in other embodiments of the invention, above-mentioned base enclosure 111 can also construct for other forms, not limit uniquely herein.
Further, in an embodiment of the present invention, protrusion is equipped on the outer peripheral edge of above-mentioned 21 front end of second shell
211, it is convex on 21 front end outer peripheral edge of second shell in the state that 21 front end of second shell is inserted in above-mentioned base enclosure 111
It plays 211 activities to abut the inner wall of the base enclosure 111 and be connected with it, at the same time, before protruding from second shell 21 due to protrusion 211
Hold outer wall, that is to say, that since 211 activity of protrusion abuts base enclosures 111, so that the outer wall of second shell 21 and base enclosure 111 is interior
Gap is formed between wall, in this way, protrusion 211 can be used as fulcrum, so that second shell 21 carries out a spacing relative to base enclosure 111
From radially wobble offset, also, second shell 21 can also carry out the axial movement of certain distance relative to base enclosure 111.As above
It is described, by 21 front end outer peripheral edge of second shell be arranged protrusion 211 so that second shell 21 can relative to base enclosure 111 into
Row certain distance radially wobbles offset, ensure that the two radially wobbles the flexibility of offset, provides the tolerance of radial deflection
Range.Certainly, can also guarantee by other means in other embodiments of the invention with specific requirements according to the actual situation
Above-mentioned second shell 21 carries out the flexibility of radial deflection relative to base enclosure 111, does not limit uniquely herein.
Further, in an embodiment of the present invention, the preferred semicircular in shape shape of outer profile of above-mentioned raised 211 cross section.
In this way, make second shell 21 relative to base enclosure 111 carry out certain distance radially wobble offset it is more flexible, improve blindmate
Convenience.Certainly, it can also be mentioned by other means in other embodiments of the invention with specific requirements according to the actual situation
The high convenience of blindmate, does not limit uniquely herein.
Further, in an embodiment of the present invention, it is provided with outwardly on above-mentioned guiding shell 112 inward flange open at one end
Inclined the first guiding surface 1121 in gaping is equipped with inverted cone shape on the outer wall of above-mentioned second inner conductor, 222 front end
Guiding surface 2221 is provided with back taper inclined-plane 212 on the outer edge on front side of above-mentioned 21 tail end of second shell, the back taper inclined-plane 212
Effect be avoid to it is slotting when collide.When grafting, the first guiding surface 1121 realizes that guiding is inserted with above-mentioned raised 211 cooperation
Guiding role is connect, meanwhile, the first guiding surface 1121 and guiding surface 2221 also function to guiding role, in this way, improving blindmate
Convenience.In addition, being provided with inclined the second guiding in gaping outwardly on the inward flange of above-mentioned 111 front opening of base enclosure
Inclined-plane 1113.During flexible second shell 21 is inserted into base enclosure 111, on the outer peripheral edge of 21 front end of second shell
Protrusion 211 first contacts the second guiding surface 1113, and when continuing into, protrusion 211 is applied pressure by the second guiding surface 1113,
So that raw elastic deformation is received and dispatched in 21 front end of second shell, until being fully inserted into base enclosure 111, at this point, protrusion 211 abuts the base
The inner wall of shell 111.Certainly, other also can be used and leads in other embodiments of the invention with specific requirements according to the actual situation
To measure, do not limit uniquely herein.
Further, in an embodiment of the present invention, it is additionally provided with the first insulating fixing piece 13 in above-mentioned base enclosure 111, it should
First insulating fixing piece 13, which specifically blocks, to be fixed in the opening of 111 tail end of base enclosure, and here, above-mentioned first inner conductor, 12 tail end is worn
In first insulating fixing piece 13 and with its location fit, herein, external conductor can be inserted into 12 tail end of the first inner conductor in
Realize electrical connection.Certainly, according to the actual situation and specific requirements, in other embodiments of the invention, above-mentioned first inner conductor
12 can also be fixed in above-mentioned base enclosure 111 by other means and be insulated from, and not limit uniquely herein.
Further, in embodiments of the present invention, above-mentioned 221 front end of third inner conductor has extension 2211, the extension
Portion 2211 and above-mentioned second inner conductor, 222 pivot bush unit and anti-avulsion cooperation.Herein, there is accommodating cavity in second inner conductor 222
2220, offer multiple fine cracks separately on outer wall, extension 2211 protrude into the accommodating cavity 2220 and can in the inner into
Row certain distance radially wobbles offset, i.e., limited swing.In grafting assembling process, 2211 front end of extension is protruded into second
When in conductor 222 and continuing into, 222 front end of the second inner conductor by outside extruding force and deformation occurs is formed and open shape,
After extension 2211 is fully inserted into the second inner conductor 222,222 deformation of the second inner conductor restores.Herein, extension 2211
In bullet shaped, which is gradually incremented by by front end to tail end, so shaped to design, and is inserted into convenient for extension 2211
In the accommodating cavity 2220 of second inner conductor 222, and convenient for extension 2211 carry out it is limited radially wobble, improve blindmate just
Victory.Certainly, according to the actual situation and specific requirements, in other embodiments of the invention, above-mentioned third inner conductor 221 may be used also
For other constructions, do not limit uniquely herein.
Further, in an embodiment of the present invention, integrated ring is equipped with arc on the outer wall of above-mentioned 2211 tail end of extension
The purpose of block a, the arc block a design is to reduce 2211 outer diameter of extension and makes 2211 outer wall of extension and the second inner conductor
It is formed with gap between 222 inner wall, contacts, avoids with 222 inner wall of the second inner conductor in this way, avoiding 2211 outer wall of extension
Extension 2211 collides when radially wobbling with 222 inner wall of the second inner conductor.At the same time, above-mentioned third inner conductor 221
On close to 2211 tail end of extension position ring be equipped with dislocation preventing slot 2210 accordingly stretched out on the inner edge of the second inner conductor 222
Have buckle b, buckle b snaps into formation activity in dislocation preventing slot 2210 and is clamped and contacts to form conducting, in this way, by buckle b with
Dislocation preventing slot 2210 cooperates so that avoiding axial movement between the second inner conductor 222 and the extension 2211 of third inner conductor 221
And it is detached from.Certainly, according to the actual situation, in other embodiments of the present invention, the second inner conductor 222 is gone back with extension 2211
It anti-avulsion can cooperate by other means, not limit uniquely herein.
Further, in an embodiment of the present invention, it is provided with the second insulating fixing piece 23 in above-mentioned second shell 21, it should
Second insulating fixing piece 23, which specifically blocks, to be fixed in the opening of 21 tail end of second shell, here, above-mentioned 221 tail of third inner conductor
End be arranged in second insulating fixing piece 23 and with its location fit, herein, external conductor can be with 221 tail end of third inner conductor
Expose the part electrical connection of the second insulating fixing piece 23.Certainly, according to the actual situation and specific requirements, in other realities of the invention
It applies in example, above-mentioned third inner conductor 221 can also be fixed in above-mentioned second shell 21 by other means and be insulated from, herein
It does not limit uniquely.
Embodiment described above, the only specific embodiment of the invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, can readily occur in various equivalent repair
Change, replace and improve etc., these modifications, replacement and improvement should be covered by the protection scope of the present invention.Therefore, this hair
Bright protection scope should be subject to the protection scope in claims.
Claims (7)
1. blindmate type radio frequency (RF) coaxial connector, including the pedestal and plug mutually plugged together, the pedestal includes conductive first shell
Body and be set to the first inner conductor in the first shell and being insulated from, the plug include conductive second shell and
It is set to the inner conductor component in the second shell and being insulated from, which is characterized in that the inner conductor component includes third
Inner conductor, pivot bush unit in third inner conductor front end and with its anti-avulsion cooperation the second inner conductor；Before the second shell
End activity is inserted in the first shell and is connected with it, and second inner conductor is inserted in first inner conductor simultaneously
It is connected with it；The first shell includes base enclosure and guiding shell, and the guiding shell is sheathed on described base enclosure one end and is connected with it,
The second shell front end passes through the guiding shell and activity is inserted into the base enclosure and contacts conducting with the base enclosure inner wall；Institute
It states and is provided with first step and second step that the continuous and diameter of axle successively decreases on the periphery wall of base enclosure one end, the second step is located at
The base enclosure outer end, the second shell front end are inserted in the position for corresponding to the second step in the base enclosure.
2. blindmate type radio frequency (RF) coaxial connector as described in claim 1, which is characterized in that the periphery of the second shell front end
Be equipped with protrusion on edge, the protrusion activity abuts the base enclosure inner wall and is connected with it, and make the second shell outer wall with
Gap is formed between the base enclosure inner wall.
3. blindmate type radio frequency (RF) coaxial connector as claimed in claim 2, which is characterized in that the outer profile in the section of the protrusion
Semicircular in shape shape.
4. blindmate type radio frequency (RF) coaxial connector as described in claim 1, which is characterized in that be provided with first in the base enclosure absolutely
Edge fixing piece, first inner conductor one end be arranged in first insulating fixing piece and with its location fit.
5. such as the described in any item blindmate type radio frequency (RF) coaxial connectors of Claims 1-4, which is characterized in that led in the third
Body front end has the extension with the second inner conductor pivot bush unit and anti-avulsion cooperation, has accommodating in second inner conductor
Chamber, the extension are inserted into the accommodating cavity and can radially wobble in the inner.
6. blindmate type radio frequency (RF) coaxial connector as claimed in claim 5, which is characterized in that on the third inner conductor close to
The position ring of the extension tail end is equipped with dislocation preventing slot, and buckle, the buckle card are extended on the inner edge of second inner conductor
Enter in the dislocation preventing slot and be in contact with it to form conducting, and has between the extension outer wall and the second inner conductor inner wall
There is gap.
7. blindmate type radio frequency (RF) coaxial connector as claimed in claim 6, which is characterized in that be provided in the second shell
Two insulating fixing pieces, the third inner conductor tail end be arranged in second insulating fixing piece and with its location fit.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710077787.5A CN106887734B (en) | 2017-02-14 | 2017-02-14 | Blindmate type radio frequency (RF) coaxial connector |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710077787.5A CN106887734B (en) | 2017-02-14 | 2017-02-14 | Blindmate type radio frequency (RF) coaxial connector |
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| Publication Number | Publication Date |
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| CN106887734A CN106887734A (en) | 2017-06-23 |
| CN106887734B true CN106887734B (en) | 2019-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710077787.5A Active CN106887734B (en) | 2017-02-14 | 2017-02-14 | Blindmate type radio frequency (RF) coaxial connector |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019021573A (en) * | 2017-07-20 | 2019-02-07 | イリソ電子工業株式会社 | connector |
| CN110854578B (en) * | 2018-07-24 | 2022-03-25 | 中兴通讯股份有限公司 | Connecting device |
| CN108736203B (en) * | 2018-07-28 | 2024-05-17 | 中国电子科技集团公司第四十研究所 | High-performance floating blind-plug type radio frequency coaxial connector |
| CN114336159B (en) * | 2021-12-21 | 2023-09-08 | 重庆长安汽车股份有限公司 | Connection structure of high-voltage electrical apparatus box and high-voltage wire harness |
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| CN201450195U (en) * | 2009-08-04 | 2010-05-05 | 西安富士达科技股份有限公司 | Radiofrequency coaxial connector suitable for blind mating and floating connection |
| US8449326B2 (en) * | 2011-05-18 | 2013-05-28 | Holland Electronics, Llc | Coaxial connector jack with multipurpose cap |
| CN103392266A (en) * | 2011-03-08 | 2013-11-13 | 胡贝尔和茹纳股份公司 | High frequency coaxial connector |
| CN103545632A (en) * | 2012-07-10 | 2014-01-29 | 安费诺科耐特(西安)科技有限公司 | Quick-plug floating connector with ball slots |
| CN105281122A (en) * | 2015-11-16 | 2016-01-27 | 上海航天科工电器研究院有限公司 | Elastic pierced radio frequency coaxial connector with radial and axial floating function |
| CN106159504A (en) * | 2015-04-17 | 2016-11-23 | 上海雷迪埃电子有限公司 | Compact radio frequency (RF) coaxial connector |
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| CN201450195U (en) * | 2009-08-04 | 2010-05-05 | 西安富士达科技股份有限公司 | Radiofrequency coaxial connector suitable for blind mating and floating connection |
| CN103392266A (en) * | 2011-03-08 | 2013-11-13 | 胡贝尔和茹纳股份公司 | High frequency coaxial connector |
| US8449326B2 (en) * | 2011-05-18 | 2013-05-28 | Holland Electronics, Llc | Coaxial connector jack with multipurpose cap |
| CN103545632A (en) * | 2012-07-10 | 2014-01-29 | 安费诺科耐特(西安)科技有限公司 | Quick-plug floating connector with ball slots |
| CN106159504A (en) * | 2015-04-17 | 2016-11-23 | 上海雷迪埃电子有限公司 | Compact radio frequency (RF) coaxial connector |
| CN105281122A (en) * | 2015-11-16 | 2016-01-27 | 上海航天科工电器研究院有限公司 | Elastic pierced radio frequency coaxial connector with radial and axial floating function |
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|---|---|
| CN106887734A (en) | 2017-06-23 |
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