CN201805057U - Radio-frequency connector - Google Patents
Radio-frequency connector Download PDFInfo
- Publication number
- CN201805057U CN201805057U CN2010205358301U CN201020535830U CN201805057U CN 201805057 U CN201805057 U CN 201805057U CN 2010205358301 U CN2010205358301 U CN 2010205358301U CN 201020535830 U CN201020535830 U CN 201020535830U CN 201805057 U CN201805057 U CN 201805057U
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- CN
- China
- Prior art keywords
- insulator
- outer conductor
- inner wire
- conductor
- frequency connector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a radio-frequency connector in the technical field of electric connectors, comprising an inner conductor, an insulator and an outer conductor which share one axis. The inner conductor is inserted from the front end surface of the outer conductor; the insulator is positioned between the outer wall of the inner conductor and the inner wall of the outer conductor; the rear end surface of the insulator is attached on the step of the outer conductor; a shaft shoulder of the inner conductor is pressed on the front end surface of the insulator; an inner barb is arranged on the inner wall of the outer conductor; an inner toothspace is arranged on the inner circumference surface of the skirt of the inner barb; an outer barb is arranged on the circumference of the inner conductor; an outer toothspace is arranged on the outer circumference surface of the skirt of the outer barb; a radial sealing groove is arranged on the outer circumference surface of the insulator, and a radial sealing ring is arranged in the radial sealing groove; and an axial sealing groove is arranged on the front end surface of the insulator, contacted with the inner conductor, and an axial sealing ring is arranged in the axial sealing groove. The radial rotation prevention, the axial movement prevention and waterproof performance can be realized among the inner conductor, the insulator and the outer conductor of the radio-frequency connector, thus having extremely high third-order intermodulation performance.
Description
Technical field
The utility model relates to a kind of radio frequency connector, belongs to technical field of electric connectors.
Background technology
Existing radio frequency connector, the inner wire, insulator, contact head and the outer conductor that comprise total same axis line, inner wire inserts the outer conductor from the front end face of outer conductor, and stretches out from the rear end face of outer conductor, and insulator is between the inwall of the outer wall of inner wire and outer conductor; Contact head is pressed on insulator on the step of outer conductor, along the connector axial endplay, does not establish sealing ring between insulator and the outer conductor to prevent insulator, and the interference extruding of being abutted against contact realizes waterproof and dampproof; Also prevent to rotate and sealing between inner wire and the insulator by interference fit.The rear end face of outer conductor is the plane, and boss is not set.
There is following technical problem in this radio frequency connector: the interference extruding realization of being abutted against contact between insulator and the outer conductor is waterproof and dampproof, insulator is produced extend, and influences insulation property; Also by interference fit insulator being produced between insulator and the inner wire extends, rotates and play in insulator but be difficult to stop inner wire; The poor stability of play, rotation, waterproof third order intermodulation.The rear end face of outer conductor is the plane, and boss is not set, and the less stable on testboard is unfavorable to the test of third order intermodulation.
The utility model content
For overcoming problems of the prior art, the utility model provides a kind of radio frequency connector, can save manufacturing cost, can prevent insulator play in outer conductor again.
For solving above technical problem, a kind of radio frequency connector provided by the utility model, the inner wire, insulator and the outer conductor that comprise total same axis line, described inner wire inserts the outer conductor from the front end face of described outer conductor, and stretches out from the rear end face of described outer conductor; Described insulator is between the inwall of the outer wall of described inner wire and described outer conductor, and the rear end face of described insulator is fitted on the step of described outer conductor; Described inner wire is provided with the shaft shoulder, the described shaft shoulder is pressed on the front end face of described insulator, the inwall of described outer conductor is provided with interior hangnail, and shrink to described axis gradually along the direction of insertion of described inner wire the shirt rim of described interior hangnail, and embeds the outer wall of described insulator.
With respect to prior art, the utility model has been obtained following beneficial effect: the inwall of outer conductor is provided with interior hangnail, embeds the outer wall of insulator; The step of outer conductor inwall and interior hangnail carry out axial restraint to insulator, prevent its play, have cancelled contact head, have reduced manufacturing cost.
As improvement of the present utility model, the inner peripheral surface of the shirt rim of described interior hangnail is provided with internal spline, and the outer wall of described insulator is embedded in the described internal spline.In the internal spline in the outer wall of insulator is embedded on the inner peripheral surface of hangnail shirt rim, can fix insulator, prevent that insulator is moving in the outer conductor transfer at circumferencial direction.
As improvement of the present utility model, the circumference of described inner wire is provided with outer hangnail, and progressively shrink to described axis along the rightabout of described inner wire direction of insertion the shirt rim of described outer hangnail, and embeds the inwall of described insulator.Outer hangnail on the inner wire circumference is realized the axial restraint of inner wire in insulator with the shaft shoulder.
As further improvement of the utility model, the outer circumference surface of the shirt rim of described outer hangnail is provided with outer teeth groove, and the inwall of described insulator is embedded in the described outer teeth groove.The inwall of insulator is embedded in the outer teeth groove on the outer hangnail of inner wire, can fix inner wire at circumferencial direction, prevents that inner wire from rotating in insulator.
As another improvement of the present utility model, the outer circumference surface of described insulator is provided with radial seal groove, is provided with radial direction seal ring in the described radial seal groove.Radial direction seal ring makes between insulator and the outer conductor and seals, and realizes the function of waterproof between insulator and the outer conductor.
As further improvement of the utility model, the contacted front end face of the shaft shoulder of described insulator and described inner wire is provided with the axial seal groove, is provided with axial sealing ring in the described axial seal groove.Axial sealing ring makes between insulator and the inner wire and seals, and realizes the function of waterproof between insulator and the inner wire.
As another improvement of the present utility model, the rear end face of described outer conductor is provided with boss.The plane of boss contacts with the plane of third order intermodulation performance test platform, makes that the stability of third order intermodulation performance test of radio frequency connector is better.
Description of drawings
Fig. 1 is the structural representation of the utility model radio frequency connector.
Fig. 2 is the STRUCTURE DECOMPOSITION figure of Fig. 1.
Fig. 3 is the installation diagram of inner wire and insulator.
Fig. 4 is the enlarged drawing of A portion among Fig. 1.
Among the figure: 1 inner wire, the outer hangnail of 1a, 2 axial sealing rings, 3 radial direction seal rings, 4 insulators, 4a axial seal groove, 4b radial seal groove, hangnail, 5b boss in 5 outer conductors, the 5a.
Embodiment
As Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4, radio frequency connector of the present utility model, the inner wire 1, insulator 4 and the outer conductor 5 that comprise total same axis line, inner wire 1 inserts the outer conductor 5 from the front end face of outer conductor 5, and stretch out from the rear end face of outer conductor 5, inner wire 1 is provided with the shaft shoulder, and the rear end face of outer conductor 5 is provided with boss 5b.
The inwall of outer conductor 5 is provided with interior hangnail 5a, and shrink to axis gradually along the direction of insertion of inner wire 1 shirt rim of interior hangnail 5a, and the inner peripheral surface of the shirt rim of interior hangnail 5a is provided with internal spline, and the outer wall of insulator 4 is embedded in the internal spline.
The circumference of inner wire 1 is provided with outer hangnail 1a, and progressively shrink to axis along the rightabout of inner wire 1 direction of insertion the shirt rim of outer hangnail 1a, and the outer circumference surface of the shirt rim of outer hangnail 1a is provided with outer teeth groove, and the inwall of insulator 4 is embedded in the outer teeth groove.
The outer wall that the interior hangnail 5a of outer conductor 5 embeds insulator 4 carries out axial restraint to insulator 4, prevents its play.Internal spline on the interior hangnail 5a can be fixed insulator 4 at circumferencial direction, prevents that insulator 4 from rotating in outer conductor 5.
The outer hangnail 1a of inner wire 1 and the shaft shoulder are realized the axial restraint of inner wire 1 in insulator 4.Outer teeth groove on the outer hangnail 1a can be fixed inner wire 1 at circumferencial direction, prevents that inner wire 1 from rotating in insulator 4.
Radial direction seal ring 3 makes and realizes sealing between insulator 4 and the outer conductor 5, and axial sealing ring 2 makes and realizes sealing between insulator 4 and the inner wire 1.
In sum, can realize between inner wire 1, insulator 4 and the outer conductor 5 preventing radially rotating, preventing axial endplay, good waterproof effect, have very high third order intermodulation performance.The plane of boss 5b contacts with the plane of third order intermodulation performance test platform, makes that the stability of third order intermodulation performance test of radio frequency connector is better.
In addition to the implementation, the utility model can also have other execution modes.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop in the protection range of the utility model requirement.
Claims (7)
1. a radio frequency connector comprises the inner wire, insulator and the outer conductor that have the same axis line, and described inner wire inserts the outer conductor from the front end face of described outer conductor, and stretches out from the rear end face of described outer conductor; Described insulator is between the inwall of the outer wall of described inner wire and described outer conductor, and the rear end face of described insulator is fitted on the step of described outer conductor; Described inner wire is provided with the shaft shoulder, the described shaft shoulder is pressed on the front end face of described insulator, it is characterized in that, the inwall of described outer conductor is provided with interior hangnail, shrink to described axis gradually along the direction of insertion of described inner wire the shirt rim of hangnail in described, and embed the outer wall of described insulator.
2. a kind of radio frequency connector according to claim 1 is characterized in that, the inner peripheral surface of the shirt rim of described interior hangnail is provided with internal spline, and the outer wall of described insulator is embedded in the described internal spline.
3. a kind of radio frequency connector according to claim 1 and 2, it is characterized in that, the circumference of described inner wire is provided with outer hangnail, and progressively shrink to described axis along the rightabout of described inner wire direction of insertion the shirt rim of described outer hangnail, and embeds the inwall of described insulator.
4. a kind of radio frequency connector according to claim 3 is characterized in that the outer circumference surface of the shirt rim of described outer hangnail is provided with outer teeth groove, and the inwall of described insulator is embedded in the described outer teeth groove.
5. a kind of radio frequency connector according to claim 4 is characterized in that the outer circumference surface of described insulator is provided with radial seal groove, is provided with radial direction seal ring in the described radial seal groove.
6. a kind of radio frequency connector according to claim 5 is characterized in that, the contacted front end face of the shaft shoulder of described insulator and described inner wire is provided with the axial seal groove, is provided with axial sealing ring in the described axial seal groove.
7. a kind of radio frequency connector according to claim 1 is characterized in that the rear end face of described outer conductor is provided with boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205358301U CN201805057U (en) | 2010-09-20 | 2010-09-20 | Radio-frequency connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205358301U CN201805057U (en) | 2010-09-20 | 2010-09-20 | Radio-frequency connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201805057U true CN201805057U (en) | 2011-04-20 |
Family
ID=43874559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205358301U Expired - Fee Related CN201805057U (en) | 2010-09-20 | 2010-09-20 | Radio-frequency connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201805057U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104362477A (en) * | 2014-11-21 | 2015-02-18 | 桂林航天电子有限公司 | Combined sliding shut-off switch with self-adaptive contacts |
| CN106450931A (en) * | 2016-12-01 | 2017-02-22 | 苏州华旃航天电器有限公司 | Anti-looseness RF coaxial connector |
-
2010
- 2010-09-20 CN CN2010205358301U patent/CN201805057U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104362477A (en) * | 2014-11-21 | 2015-02-18 | 桂林航天电子有限公司 | Combined sliding shut-off switch with self-adaptive contacts |
| CN106450931A (en) * | 2016-12-01 | 2017-02-22 | 苏州华旃航天电器有限公司 | Anti-looseness RF coaxial connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110420 Termination date: 20140920 |
|
| EXPY | Termination of patent right or utility model |