CN202050139U - N type coaxial connector - Google Patents
N type coaxial connector Download PDFInfo
- Publication number
- CN202050139U CN202050139U CN2011201117758U CN201120111775U CN202050139U CN 202050139 U CN202050139 U CN 202050139U CN 2011201117758 U CN2011201117758 U CN 2011201117758U CN 201120111775 U CN201120111775 U CN 201120111775U CN 202050139 U CN202050139 U CN 202050139U
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- CN
- China
- Prior art keywords
- contact pin
- semicylinder
- inner wire
- groove
- shell
- 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 an N type coaxial connector belonging to the technical field of cable connectors. The coaxial connector comprises an upper shell and a lower shell which are connected in a right-angled manner, a contact pin is arranged in the upper shell, and the middle part of the contact pin is supported on the inner wall of the upper shell by an upper insulator; an inner conductor is arranged in the lower shell, and the middle part of the inner conductor is supported on the inner wall of the lower shell by a lower insulator; the tail end of the contact pin is connected with the upper end of the inner conductor electrically; and a semicylinder extending along the central line of the contact pin is arranged on the tail end of the contact pin, the cylindrical surface of the semicylinder faces to the inner conductor, the plane of the semicylinder faces upwards, a groove is milled in the cylindrical surface direction, the groove is deepened gradually from the starting end to the tail end of the semicylinder, a downward through insert hole is arranged at the starting end of the groove, the upper end of the inner conductor is inserted into a jack and is in tight fit with the jack, and the upper end of the inner conductor and the groove at the tail end of the semicylinder are welded into a whole by soldering. The contact pin and the inner conductor of the coaxial connector are reliably connected, and the conductive performance is good.
Description
Technical field
The utility model relates to a kind of N type coaxial connector, belongs to the cable connector technical field.
Background technology
Existing N type coaxial connector comprises the last shell and the lower casing of rectangular connection, be provided with contact pin in the last shell, the middle part of contact pin is supported on the inwall of shell by last insulator, the front portion of last shell is connected with swivel nut by snap ring, the swivel nut inner chamber is provided with contact head, the rear end of contact head is supported on the step of shell, and the front end face of last shell is provided with preceding sealing ring, and the rear end face of last shell is provided with the back sealing ring.Be provided with inner wire in the lower casing, the middle part of inner wire is supported on the inwall of lower casing by following insulator, and the bottom of lower casing is provided with the crimping tail, and the crimping tail is provided with pressure welding case outward.The tail end of contact pin has rectangular channel, the side of being provided with, the upper end tenon of inner wire, and the square tenon of inner wire upper end is inserted in the rectangular channel of contact pin tail end.Be provided with dismountable capping with corresponding position, inner wire upper end on the lower casing, realize sealing by the capping sealing ring between capping and the lower casing, the outer wall of lower casing also is provided with sealing ring.
There is following weak point in this N type coaxial connector: the tail end of contact pin is realized being electrically connected with the square tenon of inner wire upper end by rectangular channel, and electric conductivity is not good, influences the technical indicator of signal transmission.
The utility model content
The purpose of this utility model is, overcomes problems of the prior art, and a kind of N type coaxial connector is provided, and being connected between contact pin and the inner wire is reliable, conducts electricity very well.
For solving above technical problem, a kind of N type coaxial connector provided by the utility model, the last shell and the lower casing that comprise rectangular connection, described going up in the shell is provided with contact pin, the middle part of described contact pin is supported on by last insulator on the inwall of described upward shell, and described front portion of going up shell is connected with swivel nut by snap ring; Be provided with inner wire in the described lower casing, the middle part of described inner wire is supported on the inwall of described lower casing by following insulator, and the bottom of described lower casing is provided with the crimping tail, and described crimping tail is provided with pressure welding case outward; The tail end of described contact pin is electrically connected with the upper end of described inner wire, is provided with dismountable capping with corresponding position, described inner wire upper end on the described lower casing; The tail end of described contact pin is provided with the semicylinder that extends along the contact pin center line, the face of cylinder of described semicylinder is towards described inner wire, the plane of described semicylinder is milled with groove up and to face of cylinder direction, described groove is deepened to the end of semicylinder gradually by initiating terminal, and the initiating terminal of described groove is provided with the jack of downward perforation, the upper end of described inner wire inserts in the described jack and is tight fit, is welded as a whole by scolding tin between the groove of the upper end of described inner wire and described semicylinder end.
With respect to prior art, the utility model has been obtained following beneficial effect: the upper end of inner wire inserts in the jack of contact pin and is tight fit, be welded as a whole by scolding tin between the upper end outside of inner wire and the contact pin groove, not only guaranteed the reliable of connection, and contact resistance is little, conducts electricity very well.
Description of drawings
Fig. 1 is the structural representation of the utility model N type coaxial connector.
Fig. 2 is the stereogram of thimble among Fig. 1.
Fig. 3 is the front view of thimble among Fig. 1.
Fig. 4 is that the A of Fig. 3 is to zoomed-in view.
Among the figure: 1 swivel nut; 2 contact heads; Sealing ring before 3; Shell on 4; 5 contact pins; The 5a semicylinder; The 5b groove; The 5c jack; 6 snap rings; Insulator on 7; 8 back sealing rings; 9 scolding tin; 10 cappings; 11 capping sealing rings; 12 inner wires; 13 times insulators; 14 lower casings; 15 crimping tails; 16 pressure welding cases; 17 lower casing sealing rings.
Embodiment
As Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4, N type coaxial connector of the present utility model comprises the last shell 4 and the lower casing of rectangular connection.Be provided with contact pin 5 in the last shell 4, the middle part of contact pin 5 is supported on the inwall of shell 4 by last insulator 7, and the front portion of last shell 4 is connected with swivel nut 1 by snap ring 6, and swivel nut 1 can freely rotate with respect to last shell 4, and can not come off from last shell 4, screw external thread piece when being convenient to be hinged with.Swivel nut 1 inner chamber is provided with contact head 2, and the rear end of contact head 2 is supported on the step of shell 4, and the front end face of last shell 4 is provided with preceding sealing ring 3, and the rear end face of last shell 4 is provided with back sealing ring 8 and realizes sealing by back sealing ring 8 and lower casing 14.
Be provided with inner wire 12 in the lower casing 14, the middle part of inner wire 12 is supported on the inwall of lower casing 14 by following insulator 13, and the tail end of contact pin 5 is connected with the upper end of inner wire.The bottom of lower casing is provided with crimping tail 15, the crimping tail 15 outer pressure welding cases 16 that are provided with.Be provided with dismountable capping 10 with corresponding position, inner wire upper end on the lower casing, realize sealing by capping sealing ring 11 between capping 10 and the lower casing 14, the outer wall of lower casing 14 is provided with lower casing sealing ring 17.
The tail end of contact pin 5 is provided with the semicylinder 5a that extends along the contact pin center line, the face of cylinder of semicylinder 5a is towards inner wire 12, the plane of semicylinder 5a is milled with groove 5b up and to face of cylinder direction, groove 5b is deepened to the end of semicylinder gradually by initiating terminal, and the initiating terminal of groove 5b is provided with the jack 5c of downward perforation, the upper end of inner wire 12 inserts among the jack 5c and is tight fit, is welded as a whole by scolding tin 9 between the groove of the upper end of inner wire 12 and semicylinder end.
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 (1)
1. N type coaxial connector comprises the last shell and the lower casing of rectangular connection, and described going up in the shell is provided with contact pin, and the middle part of described contact pin is supported on the described inwall of going up shell by last insulator, and described front portion of going up shell is connected with swivel nut by snap ring; Be provided with inner wire in the described lower casing, the middle part of described inner wire is supported on the inwall of described lower casing by following insulator, and the bottom of described lower casing is provided with the crimping tail, and described crimping tail is provided with pressure welding case outward; The tail end of described contact pin is electrically connected with the upper end of described inner wire, is provided with dismountable capping with corresponding position, described inner wire upper end on the described lower casing; It is characterized in that: the tail end of described contact pin is provided with the semicylinder that extends along the contact pin center line, the face of cylinder of described semicylinder is towards described inner wire, the plane of described semicylinder is milled with groove up and to face of cylinder direction, described groove is deepened to the end of semicylinder gradually by initiating terminal, and the initiating terminal of described groove is provided with the jack of downward perforation, the upper end of described inner wire inserts in the described jack and is tight fit, is welded as a whole by scolding tin between the groove of the upper end of described inner wire and described semicylinder end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201117758U CN202050139U (en) | 2011-04-15 | 2011-04-15 | N type coaxial connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201117758U CN202050139U (en) | 2011-04-15 | 2011-04-15 | N type coaxial connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202050139U true CN202050139U (en) | 2011-11-23 |
Family
ID=44990433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201117758U Expired - Fee Related CN202050139U (en) | 2011-04-15 | 2011-04-15 | N type coaxial connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202050139U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103794929A (en) * | 2012-10-26 | 2014-05-14 | 江苏正恺电子科技有限公司 | Bent type radio frequency connector |
| CN108565579A (en) * | 2018-04-04 | 2018-09-21 | 江苏华吉通信科技有限公司 | A kind of split type RF coaxial adapters |
| CN108767508A (en) * | 2018-08-30 | 2018-11-06 | 陕西金信诺电子技术有限公司 | A kind of N-type elbow bend type radio frequency (RF) coaxial connector |
| CN110212345A (en) * | 2018-02-28 | 2019-09-06 | 中航光电科技股份有限公司 | The mounting structure of differential connector and curved formula contact |
| CN110323602A (en) * | 2018-03-30 | 2019-10-11 | 中航光电科技股份有限公司 | The mounting structure and installation method of curved formula contact |
-
2011
- 2011-04-15 CN CN2011201117758U patent/CN202050139U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103794929A (en) * | 2012-10-26 | 2014-05-14 | 江苏正恺电子科技有限公司 | Bent type radio frequency connector |
| CN110212345A (en) * | 2018-02-28 | 2019-09-06 | 中航光电科技股份有限公司 | The mounting structure of differential connector and curved formula contact |
| CN110323602A (en) * | 2018-03-30 | 2019-10-11 | 中航光电科技股份有限公司 | The mounting structure and installation method of curved formula contact |
| CN110323602B (en) * | 2018-03-30 | 2021-01-29 | 中航光电科技股份有限公司 | Mounting structure and mounting method of bent contact |
| CN108565579A (en) * | 2018-04-04 | 2018-09-21 | 江苏华吉通信科技有限公司 | A kind of split type RF coaxial adapters |
| CN108565579B (en) * | 2018-04-04 | 2024-02-09 | 东莞市信翰精密工业有限公司 | Split type radio frequency coaxial adapter |
| CN108767508A (en) * | 2018-08-30 | 2018-11-06 | 陕西金信诺电子技术有限公司 | A kind of N-type elbow bend type radio frequency (RF) coaxial connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111123 Termination date: 20140415 |