CN203242769U - Radio frequency connector - Google Patents
Radio frequency connector Download PDFInfo
- Publication number
- CN203242769U CN203242769U CN 201320257732 CN201320257732U CN203242769U CN 203242769 U CN203242769 U CN 203242769U CN 201320257732 CN201320257732 CN 201320257732 CN 201320257732 U CN201320257732 U CN 201320257732U CN 203242769 U CN203242769 U CN 203242769U
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- China
- Prior art keywords
- radio frequency
- sealing ring
- insulator
- center pin
- frequency connector
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- Expired - Fee Related
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Abstract
The utility model discloses a radio frequency connector. The connector comprises a body, a central needle, and an insulator. The insulator is sleeved in a central hole of the body, and the central needle is sleeved in a central hole of the insulator. A small sealing ring is arranged in a groove of the central needle, a middle sealing ring is arranged in a groove of the insulator, and a big sealing ring is arranged in a groove of the body. During the usage of the connector in connection with a corresponding radio frequency coaxial cable, good physical and electrical properties are achieved in a single-channel system, and there are low intermodulation indices for usage in a multi-channel system to improve the accuracy of data transmission.
Description
Technical field
The utility model relates to the telecommunications instrument field, more specifically relates to a kind of radio frequency connector.
Background technology
The extruding realization of being abutted against contact between the insulator of existing radio frequency connector and the body is waterproof and dampproof, insulator is produced extend, and affects the insulation property of insulator; Also by interference fit insulator being produced between insulator and the center pin extends, rotates and play in insulator but be difficult to stop the center pin; The poor stability of play, rotation, waterproof third order intermodulation.
The utility model content
The utility model provides a kind of interface unit of waterproof radio frequency of third order intermodulation better performances, use the utility model interface unit of waterproof radio frequency when connecting the respective radio-frequency coaxial cable, not only have good physical property and electric property at single channel system, also because having low intermodulation index can use for multi-channel communication systems, to improve the accuracy of the transmission of data.
According to an aspect of the present utility model, a kind of interface unit of waterproof radio frequency is provided, comprise body, center pin and insulator, inner body wall is provided with hangnail, insulator is assemblied in the body by hangnail, is arranged with the center pin in the centre bore of insulator, is arranged with the first sealing ring on the groove of center pin, be arranged with the second sealing ring on the groove of insulator, be arranged with the 3rd sealing ring on the groove of body.The first sealing ring on the groove of center pin can increase the air-tightness of center pin and insulator, prevents that gas, moisture or liquid from entering the contact surface of center pin and insulator.The second sealing ring on the groove of insulator can prevent gas, and moisture or liquid enter the contact surface of body and insulator vertically.The major function of the 3rd sealing ring on the groove of body enters radio frequency connector for preventing gas, moisture or liquid by installing hole.Hangnail connects can prevent insulator at intrinsic play, and the first sealing ring, the second sealing ring and the 3rd sealing ring play the effect of waterproof.
In some embodiments, the top of center pin is the cylinder of hollow, and cylindrical outer surface cuts open the groove of axial setting, and the body of rod of center pin is provided with the roller flower.When two radio frequency connectors connected centers for lock, six grooves of establishing are cutd open on the female pin of center pin top can increase the female pin of center pin and the male contact area during for lock, plays the effect that increases chucking power, the third order intermodulation performance of raising radio frequency connector.After center pin and the insulator assembly, the roller flower on the pin of center can prevent that the center pin from rotating in the insulator hole.
In some embodiments, the material of body is diamagnetic brass.The signal transmission performance of brass is better.The magnetic permeability of diamagnetic brass is less, can improve the third order intermodulation performance of radio frequency connector.
In some embodiments, body from inside to outside coating is red copper, silver and ternary alloy three-partalloy, and ternary alloy three-partalloy comprises copper, tin and zinc.Body is carried out coating, can increase the surface smoothness of body, thereby improve the third order intermodulation performance of radio frequency connector.
In some embodiments, the material of insulator is polytetrafluoroethylene.Polytetrafluoroethylene is high temperature resistant, corrosion-resistant, difficult aging, good airproof performance.
In some embodiments, the material of center pin is diamagnetic brass or diamagnetic phosphor-copper.Brass is softer, is easy to turning, and the unit price of brass is lower, reduces cost; The good springiness of phosphor-copper, the plug dynamics is more even, long service life.The magnetic permeability of diamagnetic brass or diamagnetic phosphor-copper is less, can improve the third order intermodulation performance of radio frequency connector.
In some embodiments, center wire surface silver coating.The electroplate of center pin can increase the fineness of center wire surface, strengthens the transmission of signal, improves corrosion resistance, and wear resistence strengthens hardness, and the surface naturies such as special light, electricity, magnetic, heat are provided, thus the third order intermodulation performance of raising radio frequency connector.
In some embodiments, the material of sealing ring is silicon rubber.Adopt the sealing ring of silicon rubber preparation can increase the sealing property that radio frequency connects, improve the water resistance that radio frequency connects.
In some embodiments, sealing ring integrated injection molding.
Use the utility model interface unit of waterproof radio frequency when connecting the respective radio-frequency coaxial cable, not only have good physical property and electric property at single channel system, also because having low intermodulation index can use for multi-channel communication systems, to improve the accuracy of the transmission of data.
Description of drawings
Fig. 1 is the structural representation of the interface unit of waterproof radio frequency of the utility model one execution mode;
Fig. 2 is the structural representation of the body of the utility model one execution mode;
Fig. 3 is the structural representation of the insulator of the utility model one execution mode;
Fig. 4 is the structural representation of the center pin of the utility model one execution mode;
Fig. 5 be the utility model one execution mode the center pin male pin be connected the schematic diagram that pin connects;
Fig. 6 is the structural representation of the hangnail of the utility model one execution mode.
Embodiment
The utility model provides a kind of interface unit of waterproof radio frequency of third order intermodulation better performances.
Shown in Fig. 1-2, the utility model provides a kind of interface unit of waterproof radio frequency, comprises body 1, center pin 2 and insulator 3.As shown in Figure 6, body 1 inwall is provided with hangnail 11, and body 1 is the cylinder of hollow, and body 1 inwall is provided with four hangnails 11, hangnail 11 is that the round platform of a hollow on average cuts into four parts and is fixed on body 1 inwall, and hangnail 11 is provided with the one side of recess 111 towards insulator 3.Insulator 3 is assemblied in the body 1 by hangnail 11, and when assembling, insulator 3 tightly is pressed in the recess 111 of hangnail 11, can prevent that insulator 3 from being evaded from body 1.Be arranged with center pin 2 in the centre bore of insulator 3.Be arranged with the 3rd sealing ring 4 on the groove 12 of body 1.The major function of the 3rd sealing ring 4 on the groove 12 of body 1 enters radio frequency connector for preventing gas, moisture or liquid by installing hole.The material of body 1 is diamagnetic brass.The signal transmission performance of brass is better.The magnetic permeability of diamagnetic brass is less, can improve the third order intermodulation performance of radio frequency connector.Body 1 from inside to outside coating is red copper, silver and ternary alloy three-partalloy, and ternary alloy three-partalloy comprises copper, tin and zinc.Body 1 is carried out coating, can increase the surface smoothness of body 1, thereby improve the third order intermodulation performance of radio frequency connector.
As shown in Figure 3, the top of center pin 2 is the cylinder of hollow, and the outer surface of cylinder one end cuts open the groove 21 of axial setting, and the body of rod of center pin 2 is provided with groove 23, is provided with roller between the body of rod upper groove 23 of center pin 2 and the groove 21 and spends 22.As shown in Figure 5, when generally the top being cutd open the center pin 2 of establishing groove and being defined as 24, two radio frequency connectors of the female pin of center pin and connecting 2 pairs of locks of center pin, with the male pin 20 of pin centered by 24 pairs of locks of the female pin of center pin.Contact area when the female pin of center pin 24 tops are cutd open six grooves 21 establishing and can be increased the female pin 24 of center pin and 20 pairs of locks of male pin plays the effect that increases chucking power, improves the third order intermodulation performance of radio frequency connector.After center pin 2 and insulator 3 assembly, the roller on the center pin 2 spends 22 can prevent that center pin 2 from rotating in insulator 3 holes, plays the effect of waterproof, increases simultaneously the third order intermodulation performance of radio frequency connector.Be arranged with the first sealing ring 6 on the groove 23 of center pin 2, the first sealing ring 6 on the groove of center pin 2 can increase the air-tightness of center pin 2 and insulator 3, prevents that gas, moisture or liquid from entering the contact surface of center pin 2 and insulator 3.The material of center pin 2 is diamagnetic brass or diamagnetic phosphor-copper.Brass is softer, is easy to turning, and the unit price of brass is lower, reduces cost; The good springiness of phosphor-copper, the plug dynamics is more even, long service life.The magnetic permeability of diamagnetic brass or diamagnetic phosphor-copper is less, can improve the third order intermodulation performance of radio frequency connector.Center pin 2 plated surface silver layers.The electroplate of center pin can increase the fineness on center pin 2 surfaces, strengthens the transmission of signal, improves corrosion resistance, and wear resistence strengthens hardness, and the surface naturies such as special light, electricity, magnetic, heat are provided, thus the third order intermodulation performance of raising radio frequency connector.
As shown in Figure 4, the material of insulator 3 is polytetrafluoroethylene.Polytetrafluoroethylene is high temperature resistant, corrosion-resistant, difficult aging, good airproof performance.Insulator 3 is provided with groove 31 near an end of body 1 interior hangnail 11, be arranged with the second sealing ring 5 on the groove 31 of insulator 3, the second sealing ring 5 on the groove 31 of insulator 3 can prevent gas, and moisture or liquid enter the contact surface of body 1 and insulator 3 vertically.The first sealing ring 6, the second sealing ring 5 and the 3rd sealing ring 4 are circular and integrated injection molding, and material is silicon rubber, adopt the sealing ring of silicon rubber preparation can increase the sealing property that radio frequency connects, and improve the water resistance that radio frequency connects.
Claims (8)
1. radio frequency connector, it is characterized in that, comprise body (1), center pin (2) and insulator (3), described body (1) inwall is provided with hangnail (11), described insulator (3) is assemblied in the described body (1) by described hangnail (11), be arranged with center pin (2) in the centre bore of described insulator (3), be arranged with the first sealing ring (6) on the groove (23) of described center pin (2), be arranged with the second sealing ring (5) on the groove (31) of described insulator (3), be arranged with the 3rd sealing ring (4) on the groove (12) of described body (1).
2. radio frequency connector according to claim 1 is characterized in that, the top of described center pin (2) is cylinder, and described cylindrical outer surface cuts open the groove (21) that is provided with axial setting, and the body of rod of described center pin (2) is provided with roller flower (22).
3. radio frequency connector according to claim 2 is characterized in that, the material of described body (1) is diamagnetic brass.
4. radio frequency connector according to claim 3 is characterized in that, the material of described insulator (3) is polytetrafluoroethylene.
5. radio frequency connector according to claim 4 is characterized in that, the material of described center pin (2) is diamagnetic brass or diamagnetic phosphor-copper.
6. radio frequency connector according to claim 5 is characterized in that, described center pin (2) surface is provided with silver coating.
7. radio frequency connector according to claim 6 is characterized in that, the material of described the first sealing ring (6), the second sealing ring (5) and the 3rd sealing ring (4) is silicon rubber.
8. radio frequency connector according to claim 7 is characterized in that, described the first sealing ring (6), the second sealing ring (5) and the 3rd sealing ring (4) be integrated injection molding respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320257732 CN203242769U (en) | 2013-05-10 | 2013-05-10 | Radio frequency connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320257732 CN203242769U (en) | 2013-05-10 | 2013-05-10 | Radio frequency connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203242769U true CN203242769U (en) | 2013-10-16 |
Family
ID=49320029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320257732 Expired - Fee Related CN203242769U (en) | 2013-05-10 | 2013-05-10 | Radio frequency connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203242769U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103259108A (en) * | 2013-05-10 | 2013-08-21 | 宜兴亚泰科技有限公司 | Radio-frequency connector |
| CN106329214A (en) * | 2016-11-22 | 2017-01-11 | 珩星电子（连云港）股份有限公司 | High-and low-frequency rectangular electric connector |
-
2013
- 2013-05-10 CN CN 201320257732 patent/CN203242769U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103259108A (en) * | 2013-05-10 | 2013-08-21 | 宜兴亚泰科技有限公司 | Radio-frequency connector |
| CN106329214A (en) * | 2016-11-22 | 2017-01-11 | 珩星电子（连云港）股份有限公司 | High-and low-frequency rectangular electric 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: 20131016 Termination date: 20150510 |
|
| EXPY | Termination of patent right or utility model |