CN205248486U - R -N type coaxial connector and test plug thereof - Google Patents
R -N type coaxial connector and test plug thereof Download PDFInfo
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- CN205248486U CN205248486U CN201521101378.7U CN201521101378U CN205248486U CN 205248486 U CN205248486 U CN 205248486U CN 201521101378 U CN201521101378 U CN 201521101378U CN 205248486 U CN205248486 U CN 205248486U
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Abstract
The utility model discloses a R -N type coaxial connector and a test plug, R -N type coaxial connector includes plug and socket, and the plug includes plug outer conductor, plug inner conductor, central needle and plug insulator, and swing joint has the connection swivel nut on the plug outer conductor, the socket includes socket outer conductor, socket inner conductor and socket insulator, and the socket insulator lies in between socket outer conductor and the socket inner conductor, is equipped with the centre bore on the socket inner conductor, is equipped with the external screw thread on the socket outer conductor, and is equipped with the spring bolt to the lateral process play at socket outer conductor tip, the test plug includes plug outer conductor, plug inner conductor, central needle, plug insulator and fixed cover, is equipped with the elasticity locking piece between fixed cover and plug outer conductor to be equipped with the locked groove between elasticity locking piece and the plug outer conductor. The utility model discloses excellent performance, stability is high, with N type connector can each other usefulness, and simple to operate.
Description
Technical field
The utility model relates to a kind of R-N type coaxial connector and test plug thereof, belongs to communication cable technical field.
Background technology
Connector also can be described as connector assembly, be widely used in various electric wirings, play a part to connect or disconnecting circuit, electric connector is except meeting general performance requirement, the requirement of particular importance is that electric connector must reach contact well, reliable operation, easy to maintenance, whether its reliable operation directly affects the normal work of communication line. For this reason, communication line has very strict requirement to the q&r of electric connector, also just because of the high-quality of electric connector and high reliability are also widely used in the military systems such as Aeronautics and Astronautics, national defence it.
At present, conventional is N-type coaxial connector, conventionally only have a contact-making surface, and this contact-making surface wall thickness is very thin, and stress point is inhomogeneous, and in use procedure, easily distortion, once there is slight deformation, can make the PIM value variation of connector. Meanwhile, the center contact pin length of N Connector is 5mm, if there is deviation or decentraction in installation process, center conductor can cause the center conductor contact point of female softened after connecting, thereby causes contacting variation. In addition, current coaxial connector is in test, there is no supporting test plug, if need test, can only use original-pack plug, because original-pack plug and socket is to use to be threaded, thus in test, need to twist frequently swivel nut and loose swivel nut, very inconvenient and lose time.
Summary of the invention
For overcoming the deficiencies in the prior art, the utility model provides a kind of R-N type coaxial connector and test plug thereof.
One of technical scheme that the utility model is taked is: a kind of R-N type coaxial connector, comprise plug and socket, it is characterized in that: described plug comprises plug outer conductor, plug inner conductor, center pin and plug insulator, center pin is positioned at plug outer conductor and its one end is connected with plug inner conductor, plug insulator is between plug outer conductor and plug inner conductor, on plug outer conductor, be connected with connection swivel nut, and the end of plug outer conductor is provided with hole wall and boss, hole wall is enclosed in center pin surrounding, and the below of boss is provided with seal; Described socket comprises socket outer conductor, socket inner wire and socket insulator, socket insulator is between socket outer conductor and socket inner wire, socket inner wire is provided with centre bore, and socket outer conductor is provided with external screw thread, and is provided with outstanding laterally dead bolt in socket outer conductor end; Described plug outer conductor is placed in socket outer conductor, and in pin centering hole, center, the inwall of socket outer conductor contacts with hole wall, and the top of socket outer conductor contacts with the boss on plug outer conductor, connects swivel nut and is connected with the external screw thread on socket outer conductor.
The length of described center pin is 3.5-3.6mm, and its end is provided with chamfering.
The hole wall of described center pin surrounding be provided with along central shaft to notch.
Described notch has six, and is evenly distributed on hole wall.
Described seal is annular, and the material of seal is silica gel or rubber.
The material of described plug insulator and socket insulator is polytetrafluoroethylene (PTFE).
Described center pin adopts nonmagnetic brass or tin bronze to make.
Two of the technical scheme that the utility model is taked is: a kind of test plug for R-N type coaxial connector, it is characterized in that: comprise plug outer conductor, plug inner conductor, center pin, plug insulator and fixed cover, described fixed cover is connected with the outboard end of plug outer conductor, between fixed cover and plug outer conductor, be provided with elastic locking piece, the outer surface of described elastic locking piece is clinoplain, and is provided with locked groove between elastic locking piece and plug outer conductor; Described center pin is positioned at plug outer conductor and its one end is connected with plug inner conductor, and plug insulator, between plug outer conductor and plug inner conductor, is provided with hole wall at the medial end of plug outer conductor, and hole wall is enclosed in center pin surrounding.
The beneficial effects of the utility model are:
(1) the R-N type coaxial connector function admirable in the utility model, stability is high, can use mutually with common N Connector, and convenient and flexible installation; It is constant at cost, in situation about can naturally switch again, makes the PIM value of connector better, more stable. R-N type coaxial connector has the length that has shortened center contact pin simultaneously, ensures the connection that under any circumstance center conductor can be stable, thereby makes its PIM value better, more stable. In addition, in socket outer conductor end, dead bolt is set, can makes socket directly insert and be connected with supporting test plug in the time testing, and locking, without using screw thread to be connected with swivel nut, save the plenty of time.
(2) test plug for R-N type coaxial connector in the utility model, in the time that R-N type coaxial connector is tested, can realize fast insert-pull, when socket is in the time testing, can directly insert test plug and be connected and locking with it, without using screw thread to be connected with swivel nut, save the plenty of time.
Brief description of the drawings
Fig. 1 is the structural representation of plug in R-N type coaxial connector.
Fig. 2 is the structural representation of socket in R-N type coaxial connector.
Fig. 3 is the assembly structure schematic diagram of R-N type coaxial connector.
Fig. 4 is the structural representation of test plug.
Fig. 5 is the assembly structure schematic diagram of test plug.
In figure: 1-plug outer conductor, 2-plug inner conductor, 3-center pin, 4-plug insulator, 5-connects swivel nut, 6-seal, 7-boss, 8-socket outer conductor, 9-socket inner wire, 10-socket insulator, 11-centre bore, 12-external screw thread, 13-hole wall, 14-dead bolt, 15-fixed cover, 16-elastic locking piece, 17-locked groove.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
As depicted in figs. 1 and 2, a kind of R-N type coaxial connector, comprise plug and socket, it is characterized in that: described plug comprises plug outer conductor 1, plug inner conductor 2, center pin 3 and plug insulator 4, center pin 3 is positioned at plug outer conductor 1 and its one end is connected with plug inner conductor 2, plug insulator 4 is between plug outer conductor 1 and plug inner conductor 2, on plug outer conductor 1, be connected with and connect swivel nut 5, and the end of plug outer conductor 1 is provided with hole wall 13 and boss 7, hole wall 12 is enclosed in center pin 3 surroundings, and the below of boss 7 is provided with seal 6; Described socket comprises socket outer conductor 8, socket inner wire 9 and socket insulator 10, socket insulator 10 is between socket outer conductor 8 and socket inner wire 9, socket inner wire 9 is provided with centre bore 11, socket outer conductor 8 is provided with external screw thread 12, and is provided with outstanding laterally dead bolt 14 in socket outer conductor end; Described plug outer conductor 1 is placed in socket outer conductor 8, in center pin 3 centering holes 11, the inwall of socket outer conductor 8 contacts with hole wall 13, and the top of socket outer conductor 8 contacts with the boss 7 on plug outer conductor, connects swivel nut 5 and is connected with the external screw thread 12 on socket outer conductor 8.
The length of center of the present utility model pin 3 is 3.5-3.6mm, and its end is provided with chamfering. The hole wall 13 of described center pin 3 surroundings be provided with along central shaft to notch; Before groove milling not, the external diameter of hole wall is 8mm, and after groove milling, external diameter increases to 8.3mm; Wherein said notch has six, and is evenly distributed on hole wall 13, can play down against shock and ensure PIM value by notch is set. When in center pin 3 centering holes 11, the inwall of socket outer conductor 8 contacts with hole wall 13, the top of socket outer conductor 8 contacts with the boss 7 on plug outer conductor, connect swivel nut 5 and be connected with the external screw thread 12 on socket outer conductor 8, socket head bore has the straight hole of 2-2.3mm to open part good contact (as the middle contact point B of Fig. 3) with plug milling groove Up.
Described seal 6 is annular, and its material is silica gel or rubber. The material of plug insulator 4 and socket insulator 10 is polytetrafluoroethylene (PTFE). Center pin 3 adopts nonmagnetic brass or tin bronze to make.
As shown in Figure 3, the utility model has become the contact-making surface of N Connector at B place and the C place of R-N type connector, makes it change to two effective contact-making surfaces by an effective contact-making surface, has accomplished dual guarantee for PIM value. The contact pin length of N Connector is 5mm in addition, if there is deviation or decentraction in installation process, center conductor can cause the center conductor contact point of female softened after connecting, thereby cause contacting variation, R-N center pin has shortening length compared with N-type, ensure the connection that under any circumstance center conductor can be stable, thereby make its PIM value better, more stable.
As shown in Figure 4, a kind of test plug for R-N type coaxial connector, it is characterized in that: comprise plug outer conductor 1, plug inner conductor 2, center pin 3, plug insulator 4 and fixed cover 15, described fixed cover 15 is connected with the outboard end of plug outer conductor 1, between fixed cover 15 and plug outer conductor 1, be provided with elastic locking piece 16, the outer surface of described elastic locking piece 16 is clinoplain, and is provided with locked groove 17 between elastic locking piece and plug outer conductor 1; Described center pin 3 is positioned at plug outer conductor 1 and its one end is connected with plug inner conductor 2, and plug insulator 4, between plug outer conductor 1 and plug inner conductor 2, is provided with hole wall 7 at the medial end of plug outer conductor 1, and hole wall 12 is enclosed in center pin 3 surroundings.
As shown in Figure 5, in the time that needs are tested R-N type coaxial connector, can directly test plug be inserted in the socket of R-N type coaxial connector, insert in the locked groove 17 of the dead bolt 14 Embedded test plugs in rear socket, realize fast and connecting, without using screw thread to be connected with swivel nut, save the plenty of time.
The utility model does not relate to partly all prior aries that maybe can adopt same as the prior art to be realized.
Claims (8)
1. a R-N type coaxial connector, comprise plug and socket, it is characterized in that: described plug comprises plug outer conductor (1), plug inner conductor (2), center pin (3) and plug insulator (4), center pin (3) is positioned at plug outer conductor (1) and its one end is connected with plug inner conductor (2), plug insulator (4) is positioned between plug outer conductor (1) and plug inner conductor (2), on plug outer conductor (1), be connected with and connect swivel nut (5), and the end of plug outer conductor (1) is provided with hole wall (13) and boss (7), hole wall (12) is enclosed in center pin (3) surrounding, the below of boss (7) is provided with seal (6), described socket comprises socket outer conductor (8), socket inner wire (9) and socket insulator (10), socket insulator (10) is positioned between socket outer conductor (8) and socket inner wire (9), socket inner wire (9) is provided with centre bore (11), socket outer conductor (8) is provided with external screw thread (12), and is provided with outstanding laterally dead bolt (14) in socket outer conductor end, described plug outer conductor (1) is placed in socket outer conductor (8), in center pin (3) centering hole (11), the inwall of socket outer conductor (8) contacts with hole wall (13), the top of socket outer conductor (8) contacts with the boss (7) on plug outer conductor, connects swivel nut (5) and is connected with the external screw thread (12) on socket outer conductor (8).
2. a kind of R-N type coaxial connector according to claim 1, is characterized in that: the length of described center pin (3) is 3.5-3.6mm, and its end is provided with chamfering.
3. a kind of R-N type coaxial connector according to claim 1, is characterized in that: the hole wall (13) of described center pin (3) surrounding be provided with along central shaft to notch.
4. a kind of R-N type coaxial connector according to claim 3, is characterized in that: described notch has six, and is evenly distributed on hole wall (13).
5. a kind of R-N type coaxial connector according to claim 1, is characterized in that: described seal (6) is annular, and the material of seal (6) is silica gel or rubber.
6. a kind of R-N type coaxial connector according to claim 1, is characterized in that: the material of described plug insulator (4) and socket insulator (10) is polytetrafluoroethylene (PTFE).
7. a kind of R-N type coaxial connector according to claim 1, is characterized in that: described center pin (3) adopts nonmagnetic brass or tin bronze to make.
8. the test plug for R-N type coaxial connector, it is characterized in that: comprise plug outer conductor (1), plug inner conductor (2), center pin (3), plug insulator (4) and fixed cover (15), described fixed cover (15) is connected with the outboard end of plug outer conductor (1), between fixed cover (15) and plug outer conductor (1), be provided with elastic locking piece (16), the outer surface of described elastic locking piece (16) is clinoplain, and is provided with locked groove (17) between elastic locking piece and plug outer conductor (1); Described center pin (3) is positioned at plug outer conductor (1) and its one end is connected with plug inner conductor (2), plug insulator (4) is positioned between plug outer conductor (1) and plug inner conductor (2), be provided with hole wall (7) at the medial end of plug outer conductor (1), hole wall (12) is enclosed in center pin (3) surrounding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521101378.7U CN205248486U (en) | 2015-12-28 | 2015-12-28 | R -N type coaxial connector and test plug thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521101378.7U CN205248486U (en) | 2015-12-28 | 2015-12-28 | R -N type coaxial connector and test plug thereof |
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| Publication Number | Publication Date |
|---|---|
| CN205248486U true CN205248486U (en) | 2016-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521101378.7U Active CN205248486U (en) | 2015-12-28 | 2015-12-28 | R -N type coaxial connector and test plug thereof |
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| CN (1) | CN205248486U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105428865A (en) * | 2015-12-28 | 2016-03-23 | 南京安尔泰通信科技有限公司 | R-N-type coaxial connector and test plug therefor |
| CN109616828A (en) * | 2018-12-29 | 2019-04-12 | 杭州优朴信息技术有限公司 | A kind of reinforced threaded connector replaceable power supply connector |
| CN109742587A (en) * | 2018-12-29 | 2019-05-10 | 杭州优朴信息技术有限公司 | A kind of threaded connector replaceable power supply connector |
-
2015
- 2015-12-28 CN CN201521101378.7U patent/CN205248486U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105428865A (en) * | 2015-12-28 | 2016-03-23 | 南京安尔泰通信科技有限公司 | R-N-type coaxial connector and test plug therefor |
| CN109616828A (en) * | 2018-12-29 | 2019-04-12 | 杭州优朴信息技术有限公司 | A kind of reinforced threaded connector replaceable power supply connector |
| CN109742587A (en) * | 2018-12-29 | 2019-05-10 | 杭州优朴信息技术有限公司 | A kind of threaded connector replaceable power supply connector |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |