CN104617430A - Detachable low-intermodulation connector - Google Patents
Detachable low-intermodulation connector Download PDFInfo
- Publication number
- CN104617430A CN104617430A CN201410684921.4A CN201410684921A CN104617430A CN 104617430 A CN104617430 A CN 104617430A CN 201410684921 A CN201410684921 A CN 201410684921A CN 104617430 A CN104617430 A CN 104617430A
- Authority
- CN
- China
- Prior art keywords
- contact head
- case member
- clamping groove
- shell
- swivel nut
- 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.)
- Granted
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/514—Bases; Cases composed as a modular blocks or assembly, i.e. composed of co-operating parts provided with contact members or holding contact members between them
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
- H01R13/405—Securing in non-demountable manner, e.g. moulding, riveting
- H01R13/41—Securing in non-demountable manner, e.g. moulding, riveting by frictional grip in grommet, panel or base
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/38—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts
- H01R24/40—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The invention relates to a detachable low-intermodulation connector. The detachable low-intermodulation connector comprises a contact pin, a contact head, an insulator, a shell and thread sleeves. A split structure is adopted, and the contact head, the contact pin and the insulator are stably fixed in the shell by using the thread sleeves; and the detachable low-intermodulation connector is simple in structure, convenient to install and disassemble, convenient to plug and unplug, and applicable to intermodulation of any frequency bands, and has a good intermodulation value, and the cost is saved.
Description
Technical field
The present invention relates to a kind of connector, particularly relate to a kind of radio frequency connector of detachable low intermodulation, belong to technical field of communication equipment, can be used for passive cross modulation test.
Background technology
Radio frequency (RF) coaxial connector is used in the loop of rf of military equipment and radio electronics instrument, and playing a part connecting coaxial cable or electronic equipment and transmit electric property, is indispensable device in the loop of rf.
And the existing connector for passive cross modulation test is overall structure, in production is used, cause because interface section connects wearing and tearing changing integral device, add use cost, and existing connector is wasted time and energy when attaching, install not easily, reduce useful life, meanwhile, above-mentioned problem just the existing connector of use to carry out the side test result of intermodulation testing unsatisfactory, greatly have impact on the accuracy of test result.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of connector of detachable low intermodulation, and structure is simple, and installation, convenient disassembly, plug convenient and swift, be applicable to any frequency range of intermodulation, and intermodulation value is better, saves cost.
For solving the problems of the technologies described above, technical scheme of the present invention is:
A kind of connector of detachable low intermodulation, comprise contact pin, contact head, insulator, shell and swivel nut, described shell is cylindrical structural, shell comprises the first case member in integral structure, second housing parts, 3rd case member and the 4th case member, the radius r 2 of the radius r 3 < second housing parts of radius r 4 < the 3rd case member of radius r 1 < the 4th case member of described first case member, described 4th case member is provided with columniform first clamping groove and the second clamping groove, described first clamping groove is positioned at inside the second clamping groove, the diameter d 6 of the diameter d 5 < second clamping groove of the first clamping groove, described 4th case member outer surface is provided with external screw thread, described contact pin is fixed in insulator, described insulator is fixedly installed in the first clamping groove,
Described contact head is the cylindrical structural of hollow, contact head comprises contact head pedestal and contact head main body, contact head pedestal and contact head main body are integral type structure, described contact head main body longitudinally has four open slots, described four even circumferences of open slot are distributed in contact head main body, contact head main body top is circumferentially with a circle boss, and described contact head is arranged in the second clamping groove of shell, is coated on contact pin outside;
Described swivel nut is the cylindrical structural of hollow, the first fixed groove and the second fixed groove is provided with in swivel nut, described first fixed groove coordinates with contact head body gap, described second fixed groove inner surface is provided with internal thread, the internal thread of the second fixed groove and the external screw thread of the 4th case member cooperatively interact, swivel nut and shell are interfixed, thus contact pin, contact head, insulator, shell and swivel nut are fixed into an entirety, be provided with gap between described swivel nut and the 3rd case member, the spacing in described gap is 0.15-0.2mm.
The connector of above-mentioned a kind of detachable low intermodulation, wherein, described first case member, second housing parts, the 3rd case member and the 4th case member are coaxially arranged.
The connector of above-mentioned a kind of detachable low intermodulation, wherein, described contact head pedestal and the second clamping groove interference fit.
The connector of above-mentioned a kind of detachable low intermodulation, wherein, described boss is U-shaped structure.
Beneficial effect of the present invention is:
1. connector of the present invention adopts split-type structural, swivel nut is used to fix safe for contact head in the enclosure, because contact head is consumable accessory, therefore, in use, if contact head damages, just can butt contact or swivel nut change separately, thus just can repeat normal use, cost-saving more than 30% without the need to changing integral device, also assures that the stability that equipment runs simultaneously;
2. contact head of the present invention and shell interference fit, be fixed by swivel nut, meanwhile, is provided with the gap of 0.15-0.2mm between swivel nut and shell, more enough makes the intermodulation of this connector more stable, better;
3. contact head main body of the present invention is evenly provided with four open slots, and contact head main body top is provided with boss, the Contact of connector and device parts to be connected can be made more abundant, make connector plugging convenient and swift, add useful life.
Accompanying drawing explanation
Fig. 1 is structure chart of the present invention.
Fig. 2 is outer casing construction drawing of the present invention.
Fig. 3 is contact head structure chart of the present invention.
Fig. 4 is screw bushing structure figure of the present invention.
Embodiment
A kind of connector of detachable low intermodulation as shown in the figure, comprise contact pin 1, contact head 2, insulator 3, shell 4 and swivel nut 5, described shell 4 is cylindrical structural, shell 4 comprises the first case member 6 in integral structure, second housing parts 7, 3rd case member 8 and the 4th case member 9, described first case member 6, second housing parts 7, 3rd case member 8 and the 4th case member 9 are coaxially arranged, the radius r 2 of the radius r 3 < second housing parts 7 of radius r 4 < the 3rd case member 8 of radius r 1 < the 4th case member 9 of described first case member 6, described 4th case member 9 is provided with columniform first clamping groove 10 and the second clamping groove 11, described first clamping groove 10 is positioned at inside the second clamping groove 11, the diameter d 6 of the diameter d 5 < second clamping groove 11 of the first clamping groove 10, described 4th case member 9 outer surface is provided with external screw thread 12, described contact pin 1 is fixed in insulator 3, described insulator 3 is fixedly installed in the first clamping groove 10,
Described contact head 2 is the cylindrical structural of hollow, contact head 2 comprises contact head pedestal 13 and contact head main body 14, described contact head pedestal 13 and the second clamping groove 11 interference fit, contact head pedestal 13 and contact head main body 14 are integral type structure, described contact head main body 14 longitudinally has four open slots 15, described four open slots 15 evenly circumference are distributed in contact head main body 14, contact head main body 14 top is circumferentially with a circle boss 16, described boss 16 is U-shaped structure, described contact head 2 is arranged in the second clamping groove 11 of shell, be coated on contact pin 1 outside,
Described swivel nut 5 is the cylindrical structural of hollow, the first fixed groove 17 and the second fixed groove 18 is provided with in swivel nut 5, described first fixed groove 17 and contact head main body 14 matched in clearance, described second fixed groove 18 inner surface is provided with internal thread 19, the internal thread 19 of the second fixed groove and the external screw thread 12 of the 4th case member cooperatively interact, swivel nut 5 and shell 4 are interfixed, thus by contact pin 1, contact head 2, insulator 3, shell 4 and swivel nut 5 are fixed into an entirety, gap 20 is provided with between described swivel nut 5 and the 3rd case member 8, the spacing h in described gap 20 is 0.15-0.2mm.
Structure of the present invention is simple, and installation, convenient disassembly, plug convenient and swift, be applicable to any frequency range of intermodulation, and intermodulation value is better, saves cost.
Here description of the invention and application is illustrative, not wants by scope restriction of the present invention in the above-described embodiments, and therefore, the present invention is not by the restriction of the present embodiment, and the technical scheme that any employing equivalence replacement obtains is all in the scope of protection of the invention.
Claims (4)
1. the connector of a detachable low intermodulation, it is characterized by, comprise contact pin, contact head, insulator, shell and swivel nut, described shell is cylindrical structural, shell comprises the first case member in integral structure, second housing parts, 3rd case member and the 4th case member, the radius r 2 of the radius r 3 < second housing parts of radius r 4 < the 3rd case member of radius r 1 < the 4th case member of described first case member, described 4th case member is provided with columniform first clamping groove and the second clamping groove, described first clamping groove is positioned at inside the second clamping groove, the diameter d 6 of the diameter d 5 < second clamping groove of the first clamping groove, described 4th case member outer surface is provided with external screw thread, described contact pin is fixed in insulator, described insulator is fixedly installed in the first clamping groove,
Described contact head is the cylindrical structural of hollow, contact head comprises contact head pedestal and contact head main body, contact head pedestal and contact head main body are integral type structure, described contact head main body longitudinally has four open slots, described four even circumferences of open slot are distributed in contact head main body, contact head main body top is circumferentially with a circle boss, and described contact head is arranged in the second clamping groove of shell, is coated on contact pin outside;
Described swivel nut is the cylindrical structural of hollow, the first fixed groove and the second fixed groove is provided with in swivel nut, described first fixed groove coordinates with contact head body gap, described second fixed groove inner surface is provided with internal thread, the internal thread of the second fixed groove and the external screw thread of the 4th case member cooperatively interact, swivel nut and shell are interfixed, thus contact pin, contact head, insulator, shell and swivel nut are fixed into an entirety, be provided with gap between described swivel nut and the 3rd case member, the spacing in described gap is 0.15-0.2mm.
2. the connector of a kind of detachable low intermodulation as claimed in claim 1, is characterized by, and described first case member, second housing parts, the 3rd case member and the 4th case member are coaxially arranged.
3. the connector of a kind of detachable low intermodulation as claimed in claim 1, is characterized by, described contact head pedestal and the second clamping groove interference fit.
4. the connector of a kind of detachable low intermodulation as claimed in claim 1, it is characterized by, described boss is U-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410684921.4A CN104617430B (en) | 2014-11-25 | 2014-11-25 | Detachable low-intermodulation connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410684921.4A CN104617430B (en) | 2014-11-25 | 2014-11-25 | Detachable low-intermodulation connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104617430A true CN104617430A (en) | 2015-05-13 |
| CN104617430B CN104617430B (en) | 2017-02-22 |
Family
ID=53151777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410684921.4A Active CN104617430B (en) | 2014-11-25 | 2014-11-25 | Detachable low-intermodulation connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104617430B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105914502A (en) * | 2016-05-27 | 2016-08-31 | 江苏吴通连接器有限公司 | Structure for enhancing reliability of low-intermodulation quick-plug compatible connector |
| CN108199167A (en) * | 2018-04-04 | 2018-06-22 | 江苏华吉通信科技有限公司 | A kind of small radio frequency (RF) coaxial connector of contact engaging and separating force |
| CN108336616A (en) * | 2018-04-04 | 2018-07-27 | 江苏华吉通信科技有限公司 | A kind of high stability contact head of radio frequency (RF) coaxial connector |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5439386A (en) * | 1994-06-08 | 1995-08-08 | Augat Inc. | Quick disconnect environmentally sealed RF connector for hardline coaxial cable |
| WO2011123225A1 (en) * | 2010-03-29 | 2011-10-06 | Corning Gilbert Inc. | Digital, small signal and rf microwave coaxial subminiature push-on differential pair system |
| CN203071356U (en) * | 2012-11-23 | 2013-07-17 | 镇江华坚电子有限公司 | N-type low-intermodulation jack connector |
| CN103227395A (en) * | 2013-03-27 | 2013-07-31 | 江苏宏信电子科技有限公司 | High-performance radio frequency coaxial connector for test instrument |
| CN203536677U (en) * | 2013-09-30 | 2014-04-09 | 镇江捷泰通信科技有限公司 | Radio frequency coaxial connector |
| CN204333409U (en) * | 2014-11-25 | 2015-05-13 | 镇江市澳华测控技术有限公司 | A kind of connector of detachable low intermodulation |
-
2014
- 2014-11-25 CN CN201410684921.4A patent/CN104617430B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5439386A (en) * | 1994-06-08 | 1995-08-08 | Augat Inc. | Quick disconnect environmentally sealed RF connector for hardline coaxial cable |
| WO2011123225A1 (en) * | 2010-03-29 | 2011-10-06 | Corning Gilbert Inc. | Digital, small signal and rf microwave coaxial subminiature push-on differential pair system |
| CN203071356U (en) * | 2012-11-23 | 2013-07-17 | 镇江华坚电子有限公司 | N-type low-intermodulation jack connector |
| CN103227395A (en) * | 2013-03-27 | 2013-07-31 | 江苏宏信电子科技有限公司 | High-performance radio frequency coaxial connector for test instrument |
| CN203536677U (en) * | 2013-09-30 | 2014-04-09 | 镇江捷泰通信科技有限公司 | Radio frequency coaxial connector |
| CN204333409U (en) * | 2014-11-25 | 2015-05-13 | 镇江市澳华测控技术有限公司 | A kind of connector of detachable low intermodulation |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105914502A (en) * | 2016-05-27 | 2016-08-31 | 江苏吴通连接器有限公司 | Structure for enhancing reliability of low-intermodulation quick-plug compatible connector |
| CN108199167A (en) * | 2018-04-04 | 2018-06-22 | 江苏华吉通信科技有限公司 | A kind of small radio frequency (RF) coaxial connector of contact engaging and separating force |
| CN108336616A (en) * | 2018-04-04 | 2018-07-27 | 江苏华吉通信科技有限公司 | A kind of high stability contact head of radio frequency (RF) coaxial connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104617430B (en) | 2017-02-22 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Tao Changying Inventor after: Li Lei Inventor before: Tao Changying |
|
| CB03 | Change of inventor or designer information |