CN206283063U - Radio frequency (RF) coaxial connector - Google Patents
Radio frequency (RF) coaxial connector Download PDFInfo
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- CN206283063U CN206283063U CN201621204285.1U CN201621204285U CN206283063U CN 206283063 U CN206283063 U CN 206283063U CN 201621204285 U CN201621204285 U CN 201621204285U CN 206283063 U CN206283063 U CN 206283063U
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- outer conductor
- dielectric
- radio frequency
- inner wire
- helical teeth
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Abstract
The utility model is related to co-axial joint system, especially radio frequency (RF) coaxial connector, including outer conductor, the outer conductor to be provided with installation cavity, and inner wire is provided with the installation cavity, and inner wire outside pressing has dielectric；The outer conductor is insertion end for one end of dielectric insertion, the other end of the outer conductor is connection end, the limiting stand of ring-type is provided with the installation cavity, interior helical teeth circle is additionally provided with the installation cavity, the interior helical teeth circle is located between the limiting stand and the insertion end；The dielectric at least includes the positioning section adaptable with the Internal periphery of the limiting stand and the fastening portion being adapted with the installation cavity, and the interior helical teeth circle is stuck at the fastening portion.Radio frequency (RF) coaxial connector effectively can be fixed to dielectric, it is to avoid the axial movement and rotation of dielectric, be conducive to improving connector electric property, it is possible to reduce signal transmission distortion.
Description
Technical field
The utility model is related to co-axial joint system, more particularly to radio frequency (RF) coaxial connector.
Background technology
Radio frequency (RF) coaxial connector is in docking operation, it is also desirable to which two connector inner wire and dielectric do not occur
Axial movement and rotation.But in general, there is dielectric in outer conductor interior axle to shifting in coaxial connector in docking
Situation that is dynamic and rotating, dielectric axial movement and rotation can cause inner wire to move and rotate, and largely effect on electrical property.If
Increase dielectric external diameter, external force suppresses into outer conductor dielectric, make to be interference fits between dielectric and outer conductor, so
Although can reduce mobile and rotate, the deformation of dielectric large area severe crush is easily caused, dielectric constant occurs larger change
Change, reduce product electrical property.If using hangnail merely, the purpose for preventing dielectric from moving axially is can only achieve, it is impossible to hinder
Only dielectric axial rotation.
Current radio frequency (RF) coaxial connector is substantially dielectric can axial rotation.The patent application of applicant's name
201510928750 disclose a kind of radio frequency (RF) coaxial connector for preventing dielectric axial rotation.The connector is in outer conductor
Wall sets five elongated fins, and corresponding indenture is set in the external wall of dielectric, in order to prevent axial movement, and by outer conductor inwall
Rotation stop fin be divided into front and rear two sections, front and rear two sections are interspersed, front and rear not insertion.So prevent really axial motion and
Rotate, but limited to dielectric simultaneously, it is necessary to it is divided into two sections with outer conductor inwall, and sets corresponding indenture, and
Because dielectric its rigidity is not high, with elasticity, it was press-fitted that range request is higher, pressure is slightly uneven, is easy for causing dielectric
Indenture misplaces with outer conductor inwall boss.
Utility model content
Technical problem to be solved in the utility model is to provide one kind and can be prevented effectively from dielectric and rotationally and axially moves,
Ensure the radio frequency (RF) coaxial connector of product electric property.
In order to solve the above technical problems, the technical solution of the utility model is：Radio frequency (RF) coaxial connector, including outer conductor,
The outer conductor is provided with installation cavity, and inner wire is provided with the installation cavity, and inner wire outside pressing has dielectric；It is described outer
Conductor is insertion end for one end of dielectric insertion, and the other end of the outer conductor is connection end, is set in the installation cavity
There is the limiting stand of ring-type, be additionally provided with interior helical teeth circle in the installation cavity, the interior helical teeth circle is located at the limiting stand and described inserts
Enter between holding；The dielectric at least include the positioning section adaptable with the Internal periphery of the limiting stand and with the installation cavity phase
The fastening portion of adaptation, the interior helical teeth circle is stuck at the fastening portion.
Used as preferred technical scheme, the end face that the interior helical teeth circle closes on the limiting stand is confined planes, described spacing
Axis of the face perpendicular to the outer conductor；The interior helical teeth circle is spigot surface, the spigot surface away from the end face of the limiting stand
The lateral confined planes away from the outer conductor are rolled tiltedly.
Used as preferred technical scheme, the connection end of the outer conductor is provided with external screw thread.
Used as preferred technical scheme, the end face of the insertion end of the outer conductor is provided with seal groove, the seal groove
Inside it is provided with sealing ring.
Used as preferred technical scheme, the sealing ring is O-ring.
Used as preferred technical scheme, the position that the inner wire is connected with the dielectric is provided with annular boss, described
Annular boss is provided with along several axially extending rotation stop ribs of the inner wire, positioned at the annular boss and the inner wire
Connection end between the inner wire on be additionally provided with taper platform, the small end of the taper platform closes on the connection of the inner wire
End.
Used as preferred technical scheme, the interior helical teeth circle is integral type with the outer conductor
By adopting the above-described technical solution, radio frequency (RF) coaxial connector, including outer conductor, the outer conductor is provided with installation
Chamber, is provided with inner wire in the installation cavity, inner wire outside pressing has dielectric；The outer conductor is inserted for the dielectric
The one end for entering is insertion end, and the other end of the outer conductor is connection end, and the limiting stand of ring-type is provided with the installation cavity, described
Interior helical teeth circle is additionally provided with installation cavity, the interior helical teeth circle is located between the limiting stand and the insertion end；The dielectric
At least include the positioning section adaptable with the Internal periphery of the limiting stand and the fastening portion being adapted with the installation cavity, it is described interior
Helical teeth circle is stuck at the fastening portion.The deformation of dielectric meeting adaptability when outer conductor is loaded, due to the setting of interior helical teeth circle
The axial rotation of dielectric is avoided, the groove formed between limiting stand and interior helical teeth circle can then prevent the axial direction shifting of dielectric
It is dynamic.There is angle with the axial direction of outer conductor in the flank of tooth of interior helical teeth circle, when dielectric is moved to the insertion end of outer conductor, interior helical teeth
The flank of tooth of circle gives the effect that dielectric resistance reaches hangnail.
Radio frequency (RF) coaxial connector effectively can be fixed to dielectric, it is to avoid the axial movement and rotation of dielectric, have
Beneficial to raising connector electric property, it is possible to reduce signal transmission distortion.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the utility model embodiment；
Fig. 2 is the outer conductor tomograph of the utility model case study on implementation；
Fig. 3 is the outer conductor front view of the utility model case study on implementation；
Fig. 4 is the outer conductor sectional view of the utility model case study on implementation；
Fig. 5 is the structural representation after the inner wire press-fitting dielectric in the utility model case study on implementation.
Specific embodiment
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, radio frequency (RF) coaxial connector, including outer conductor 1, the outer conductor 1 is provided with
Installation cavity, is provided with inner wire 3 in the installation cavity, the pressing of the outside of the inner wire 3 has dielectric 2.The outer conductor 1 is for described
One end of the insertion of dielectric 2 is insertion end 12, and the other end of the outer conductor 1 is connection end 11, and ring is provided with the installation cavity
The limiting stand 13 of shape, is additionally provided with interior helical teeth circle 16 in the installation cavity, the interior helical teeth circle 16 is located at the limiting stand 13 and institute
State between insertion end 12；The dielectric 2 at least include the positioning section 34 adaptable with the Internal periphery of the limiting stand 13 and with
The adaptable fastening portion 35 of the installation cavity, the interior helical teeth circle 16 is stuck at the fastening portion 35.
The specific installation process of radio frequency (RF) coaxial connector is as follows：Inner wire 3 will be press-fitted first and dielectric 2 has formed dielectric
Component, dielectric component is as shown in Figure 5；Then dielectric component is pressed into outer conductor 1 again, when the positioning shaft shoulder of dielectric 2
After being fitted with the end face of the limiting stand 13 of outer conductor 1, press-fitting is completed.Now, in the embedding medium body 2 of interior helical teeth circle 16 of outer conductor 1,
Reach the purpose for preventing the axial rotation of dielectric 2.If the trend of the movement of insertion end 12 of the oriented outer conductor 1 of the stress of dielectric 2
When, the confined planes 15 of helical teeth circle 16 now play position-limiting action in outer conductor 1, prevent dielectric 2 from being slided with respect to outer conductor 1；Such as
During the trend of the movement of connection end 11 of the oriented outer conductor 1 of the stress of fruit dielectric 2, the limiting stand 13 of outer conductor 1 prevents the phase of dielectric 2
Slided for outer conductor 1.Further, since the flank of tooth of interior helical teeth circle 16 has angle with the axial movement direction of dielectric 2, therefore work as
No matter dielectric 2 has during to even extreme 11 or the movement of insertion end 12, and the flank of tooth of interior helical teeth circle 16 can hinder it to move, equivalent to
The effect of the hangnail in existing design.The setting of the interior helical teeth circle of outer conductor 1 both serves prevention dielectric 2 in outer conductor 1
The effect of axial movement, while also achieving the effect for preventing dielectric 2 from rotating.
Further, the end face that the interior helical teeth circle 16 closes on the limiting stand 13 is confined planes 15, the confined planes 15
Perpendicular to the axis of the outer conductor 1, the axial movement of dielectric 2 is preferably prevented.The interior helical teeth circle 16 is away from the limit
The end face of position platform 13 is spigot surface 17, and the spigot surface 17 is rolled tiltedly away from the lateral confined planes 15 of the outer conductor 1.
Dielectric 2 can be more easily pressed into outer conductor 1 under the guiding of the spigot surface 17 of outer conductor 1.
The connection end 11 of the outer conductor 1 is provided with external screw thread, facilitates outer conductor 1 to be connected with other connectors.Led outside described
The end face of the insertion end 12 of body 1 is provided with seal groove 5, the seal groove 5 and is provided with sealing ring 4.Preferably, the sealing ring
4 is O-ring.
In order to ensure that dielectric 2 and inner wire 3 press reliability, as shown in figure 5, the inner wire 3 connects with the dielectric 2
The position for connecing is provided with annular boss 31, and the annular boss 31 is provided with along several axially extending rotation stops of the inner wire 3
Rib, can prevent dielectric 2 from being relatively rotated with inner wire 3.Positioned at the connection end 33 of the annular boss 31 and the inner wire 3 it
Between the inner wire 3 on be additionally provided with taper platform 32, the small end of the taper platform 32 closes on the connection end 33 of the inner wire 3.
Taper platform 32 limits the axial relative movement of inner wire 3 and dielectric 2 with annular boss 31 jointly.
General principle of the present utility model, principal character and advantage of the present utility model has been shown and described above.One's own profession
The technical staff of industry it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the utility model spirit and scope are not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within the range of claimed the utility model.The utility model
Claimed scope is by appending claims and its equivalent thereof.
Claims (7)
1. radio frequency (RF) coaxial connector, including outer conductor, the outer conductor is provided with installation cavity, and inner wire is provided with the installation cavity,
Inner wire outside pressing has dielectric；The outer conductor is insertion end for one end of dielectric insertion, described to lead outward
The other end of body is connection end, it is characterised in that：The limiting stand of ring-type is provided with the installation cavity, is additionally provided with the installation cavity
Interior helical teeth circle, the interior helical teeth circle is located between the limiting stand and the insertion end；The dielectric at least include with it is described
The adaptable positioning section of the Internal periphery of limiting stand and the fastening portion being adapted with the installation cavity, the interior helical teeth circle is stuck in described
At fastening portion.
2. radio frequency (RF) coaxial connector as claimed in claim 1, it is characterised in that：The interior helical teeth circle closes on the limiting stand
End face is confined planes, axis of the confined planes perpendicular to the outer conductor；End of the interior helical teeth circle away from the limiting stand
Face is spigot surface, and the spigot surface rolls oblique away from the lateral confined planes of the outer conductor.
3. radio frequency (RF) coaxial connector as claimed in claim 1, it is characterised in that：The connection end of the outer conductor is provided with outer spiral shell
Line.
4. radio frequency (RF) coaxial connector as claimed in claim 1, it is characterised in that：The end face of the insertion end of the outer conductor is provided with
Seal groove, sealing ring is provided with the seal groove.
5. radio frequency (RF) coaxial connector as claimed in claim 4, it is characterised in that：The sealing ring is O-ring.
6. radio frequency (RF) coaxial connector as claimed in claim 1, it is characterised in that：The inner wire is connected with the dielectric
Position is provided with annular boss, and the annular boss is provided with along several axially extending rotation stop ribs of the inner wire, positioned at institute
State and taper platform is additionally provided with the inner wire between the connection end of annular boss and the inner wire, the small end of the taper platform
Close on the connection end of the inner wire.
7. radio frequency (RF) coaxial connector as claimed in claim 1, it is characterised in that：The interior helical teeth circle is one with the outer conductor
Body formula.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621204285.1U CN206283063U (en) | 2016-11-08 | 2016-11-08 | Radio frequency (RF) coaxial connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621204285.1U CN206283063U (en) | 2016-11-08 | 2016-11-08 | Radio frequency (RF) coaxial connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206283063U true CN206283063U (en) | 2017-06-27 |
Family
ID=59083530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621204285.1U Active CN206283063U (en) | 2016-11-08 | 2016-11-08 | Radio frequency (RF) coaxial connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206283063U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112864671A (en) * | 2020-12-31 | 2021-05-28 | 江苏正恺电子科技有限公司 | Connector for uneven outer conductor end face contact and using method thereof |
-
2016
- 2016-11-08 CN CN201621204285.1U patent/CN206283063U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112864671A (en) * | 2020-12-31 | 2021-05-28 | 江苏正恺电子科技有限公司 | Connector for uneven outer conductor end face contact and using method thereof |
| CN112864671B (en) * | 2020-12-31 | 2022-05-20 | 江苏正恺电子科技有限公司 | Connector for contact of uneven end face of outer conductor and using method thereof |
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