CN102354851B - Connector sealing accessory - Google Patents
Connector sealing accessory Download PDFInfo
- Publication number
- CN102354851B CN102354851B CN201110224047.2A CN201110224047A CN102354851B CN 102354851 B CN102354851 B CN 102354851B CN 201110224047 A CN201110224047 A CN 201110224047A CN 102354851 B CN102354851 B CN 102354851B
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- China
- Prior art keywords
- connector
- ring
- endoporus
- sealing
- rear end
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- Expired - Fee Related
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention relates to a connector sealing accessory which comprises an accessory sleeve. A front of the accessory sleeve is provided with a fixing structure used for fixing the accessory sleeve on the connector, and a rear end of the accessory sleeve is provided with a sealing end sealing a rear end opening of the accessory sleeve. An outer end surface of the sealing end is provided with three or more output cylinders communicating with inner holes of the accessory sleeve, inner holes of each output cylinder are fixedly provided with sealing rings whose outer peripheral surfaces are in seal cooperation with inner hole walls of the output cylinders and inner hole circumferential surfaces are used for sealing and fasten cooperation with a cable. Since the rear end of the accessory sleeve is provided with a plurality of output cylinders, each output cylinder extends a cable, when a rear end of the connector needs to arrange a plurality of cables, one cable is corresponding to one output cylinder, each cable is in sealing cooperation with each corresponding output cylinder, sealing cooperation of the cables and the connector sealing accessory is realized, and a problem that when a rear end of a connector is provided with three or more cables sealing connection of the connector seal accessory and the cables can not realized is solved.
Description
Technical field
The present invention relates to a kind ofly for the cable arranging on connector being prevented together with fastening connector to the stressed connector fitting of binding site of cable and connector, relate in particular to the connector sealing accessory that a kind of and cable are sealed and matched.
Background technology
Annex is the vitals that matching connector is used, and by it, can realize fixing between cable and connector, avoids that solder joint or crimping point are stressed to get loose, and protects connector.The occasion that need to seal at some, common annex just cannot meet the demands, need to use encapsulation fitting, encapsulation fitting is not only wanted fixed cable, avoid solder joint or crimping point stressed, but also to realize the sealing of cable and annex cooperation place, as shown in Figure 1 be a kind of connector sealing accessory, comprise annex sleeve 6, annex sleeve 6 is a cylindrical body, the front end sleeve of annex sleeve 6 is provided with a coupling nut 9, coupling nut 9 is set in the front end of the outer peripheral face of annex sleeve 6 by the back segment of its endoporus, the back segment of the endoporus of coupling nut 9 coordinates with the front end of the outer peripheral face of annex sleeve 6, between both mating surfaces, be provided with coupling nut 9 is fixed on to the jump ring 7 on annex sleeve 6, jump ring 7 is hole jump ring, jump ring 7 rises to paste and is fixed in the jump ring holddown groove arranging on the inner hole wall of coupling nut 9, on the outer peripheral face of annex sleeve 6, be provided with the fixedly annular groove with the internal ring portion snap-fit of jump ring 7.By jump ring, by cylindrical body, sheathed to be fixed on fixed form on another axle shape thing be the conventional routine techniques of those skilled in the art.The endoporus leading portion of coupling nut 9 is provided with the internal thread for being fixedly connected with connector.In the endoporus of coupling nut 9, be provided with the rectangular seal 8 being sealed and matched with connector, the cross section of rectangular seal 8 is rectangle, and the rear end face of rectangular seal 8 coordinates with the front end face of annex sleeve 6.The endoporus back segment of annex sleeve 6 is provided with sealing ring 5, the sealing ring that sealing ring 5 is tubular.The endoporus side face of the outer peripheral face of sealing ring 5 and annex sleeve 6 is sealed and matched, the step surface top interference fit towards rear end arranging on the endoporus of the front end of sealing ring 5 by a top trim ring and annex sleeve 6, the rear end face of sealing ring 5 is by compacting ring 3 and be screwed onto the clamp nut 4 top interference fits of annex sleeve 6 rear ends, thereby realizes sealing ring fixing in the endoporus of annex sleeve 6.Clamp nut 4 is screwed onto the outer peripheral face rear end of annex sleeve 6 by the screw thread arranging on its inner hole wall, the ring-type of turning in the rear end of clamp nut 4 is provided with turns edge 2, the rear end face top interference fit of the front end face of compacting ring 3 and sealing ring 5, the 2 top interference fits that turn edge of the rear end face of compacting ring and ring-type, the front end of compacting ring 3 slides and is plugged in the endoporus rear end of annex sleeve, after the endoporus of endoporus, the endoporus of compacting ring, the endoporus of sealing ring and top trim ring that cable 1 turns edge through ring-type successively, passes annex sleeve and is connected with the contact of connector.The endoporus side face of sealing ring and the outer peripheral face of cable 1 are sealed and matched, and in use, screw clamp nut 4, and clamp nut 4 is by compacting ring 3 crush seal circles 5, and sealing ring 5 compressive deformations and cable 1 sealing compress.
A lot of occasions in field of connectors, connector uses the single line cable often can not practical requirement, due to actual needs, in a connector, different wires to be set, as power line, holding wire, coaxial line etc., the wire that these functions are different can not all concentrate on same stranding, a connector just needs the cable welding or crimping many diameter differences, classifications differ as a result, at this moment use the encapsulation fitting shown in Fig. 1, just cannot make the insulated hull of each cable outer layer all coordinate with sealing ring is seamless, also just cannot realize sealing.
Summary of the invention
The object of the present invention is to provide a kind of connector sealing accessory, to solve the problem that cannot realize the sealing of connector sealing accessory and cable in prior art when connector rear end arranges more than two cables.
For achieving the above object, the present invention adopts following technical scheme: a kind of connector sealing accessory, comprise annex sleeve, the front portion of annex sleeve is provided with for annex sleeve is fixed on to the fixed structure on connector, the rear end of described annex sleeve has seals up shutoff end by its rear end opening, on the outer face of shutoff end, be provided with the output cylinder that endoporus plural and annex sleeve is communicated with, the endoporus hole wall that is all fixedly installed outer peripheral face and output cylinder in the endoporus of each output cylinder is sealed and matched, endoporus side face is for the sealing ring with cable sealing secure fit.
Described output cylinder is three.
Described sealing ring revolves by the positioning table terrace towards rear end that arranges on output cylinder endoporus hole wall and screw thread the clamp nut that is located at output cylinder rear end and is fixedly installed in the endoporus of output cylinder, described clamp nut is located on the outer peripheral face of output cylinder by the internal thread rotation arranging on its inner hole wall, the rear end of clamp nut has endoporus and turns edge for the ring-type of turning in passing for cable, the front end face of described sealing ring and the top interference fit of positioning table terrace, the top interference fit that turns edge of the rear end face of sealing ring and ring-type.
Described sealing ring is used for the top interference fit that turns edge of the compacting ring that passes for cable and ring-type by endoporus, the leading portion of described compacting ring slides and is plugged in the endoporus of output cylinder, top, the rear end interference fit of the front end face of compacting ring and sealing ring, the top interference fit that turns edge of the rear end face of compacting ring and ring-type.
Described fixed structure is for being assemblied in the coupling nut of annex sleeve outer peripheral face front end by jump ring, the endoporus side face leading portion of coupling nut is provided with the internal thread for being connected with connector.
On described coupling nut, screw thread is installed with the inner holding screw for holding out against with connector.
The endoporus leading section of described annex sleeve is provided with the O shape circle for being sealed and matched with connector.
On the outer face of the shutoff end of the rear end of annex sleeve of the present invention, be provided with plural output cylinder, in the endoporus of each output cylinder, be provided with sealing ring, the endoporus side face of the outer peripheral face of sealing ring and output cylinder is sealed and matched, endoporus side face is for being sealed and matched with cable, because output cylinder is a plurality of, in each output cylinder, all can stretch out single line cable, when the rear end of connector need to arrange many cables, the corresponding output cylinder of single line cable, each cable and each self-corresponding output cylinder are sealed and matched, thereby realize new being sealed and matched of many cables and this practicality, solved the problem that cannot realize the sealing of connector sealing accessory and cable when connector rear end arranges more than two cables.
Fixed structure of the present invention is for being assemblied in the coupling nut of annex sleeve outer peripheral face front end by jump ring, coupling nut is connected on connector by the internal thread of its endoporus leading portion, when the rear end of connector is provided with many cables, annex sleeve can not rotate with respect to connector, can first coupling nut be revolved and is located on connector, and then annex sleeve is assemblied on coupling nut, make the assembling of the present invention and connector become simple.
Accompanying drawing explanation
Fig. 1 is the structural representation of connector sealing accessory of the prior art;
Fig. 2 is the structural representation of embodiments of the invention;
Fig. 3 is the left view of Fig. 2;
Fig. 4 is the right view of Fig. 2;
Fig. 5 is the perspective view of embodiments of the invention.
Embodiment
A kind of embodiment of connector sealing accessory, in Fig. 2 ~ 5, the front portion of the outer peripheral face of the annex sleeve 13 of this connector sealing accessory is arranged with coupling nut 10, the endoporus back segment of coupling nut 10 coordinates with the outer peripheral face of annex sleeve 13, on both mating surfaces, arrange coupling nut 10 is fixed on to the jump ring 12 on annex sleeve 13, it is identical with fixed form of the prior art that jump ring 12 is fixed on annex sleeve 13 fixed form by coupling nut 10.The endoporus leading portion of coupling nut 10 is provided with internal thread, and coupling nut 10 is fixed on connector by the internal thread of its endoporus leading portion setting, realizes being connected of connector sealing accessory and connector.On coupling nut 10, be provided with the radial screw bore running through, in these radial screw bore, screw thread is installed with holding screw 20, after coupling nut 10 is screwed on connector, screw holding screw 20 and make its inner face hold out against and coordinate with connector, prevent from causing because screw thread gets loose coupling nut by falling down on connector.The endoporus leading section of annex sleeve 13 is provided with O shape circle groove is set, and O shape circle arranges in groove and is provided with O shape circle 11, O shape circle 11 for being sealed and matched with connector.The rear end of annex sleeve 13 has the shutoff end 19 that the open rearward end of annex sleeve 13 is sealed up, and is provided with three output cylinders 14 on the rear end face of shutoff end 19, and each output cylinder 14 is all communicated with the endoporus of annex sleeve 13.In the endoporus of each output cylinder 14, be provided with sealing ring 15, sealing ring 15 is tubular sealing ring, and the endoporus side face of the outer peripheral face of sealing ring 15 and output cylinder 14 is sealed and matched.On the endoporus hole wall of output cylinder 14, be provided with the positioning table terrace towards rear end, the front end face of sealing ring 15 and this positioning table terrace top interference fit.The rear end face of sealing ring 15 does not extend on the rear end face of output cylinder 14, the endoporus back segment of output cylinder 14 also slides and is inserted with a compacting ring 17, the leading portion of compacting ring 17 is plugged in the endoporus of output cylinder 14, the rear end face top interference fit of the front end face of compacting ring 17 and sealing ring 15.The ring-type of turning in arranging on the rear end face of the rear end face of compacting ring 17 and the clamp nut 16 18 top interference fits that turn edge, on the endoporus side face of clamp nut 16, be provided with internal thread, clamp nut 16 is located at the outer peripheral face rear end of annex sleeve 13 by the internal thread rotation arranging on its endoporus side face.Positioning table terrace top interference fit on the endoporus hole wall of the front end face of sealing ring 15 and output cylinder 14, the rear end face of sealing ring 15 is by the 18 top interference fits that turn edge of compacting ring 17 and ring-type, thereby realizes fixing in output cylinder of sealing ring 15.
In use, different cables is successively through turn edge 18 endoporus of each self-corresponding ring-type, the endoporus of compacting ring, the endoporus of sealing ring, then jointly pass the endoporus of coupling nut, the heart yearn of each cable is connected with the corresponding contact of connector, after carefully connecting the wire, first coupling nut is revolved and is located on connector, then annex sleeve is assemblied on coupling nut, then screw clamping nut, clamping nut is by compacting ring press seal circle, the outer peripheral face of sealing ring and the inner hole wall of output cylinder are coordinated more closely, make endoporus side face and the cable of sealing ring be sealed and matched closely simultaneously, realizing cable only moves and coordinates with the sealing of output cylinder, cable is tightened together with output cylinder, make cable upper pulling force pass to annex sleeve and pass to connector by annex sleeve, prevent that the binding site between cable and the contact of connector is stressed.
O shape circle in above-described embodiment is arranged on the endoporus side face of annex sleeve, also can be arranged on the outer peripheral face of connector, and connector sealing accessory just can not arrange sealing ring like this.
Fixed structure annex sleeve being fixed on connector in above-described embodiment is the coupling nut that is arranged on the outer peripheral face front end of annex sleeve, also coupling nut can be set, allow the leading portion of annex sleeve serve as fixed structure, by being set on connector of annex sleeve, then screw is screwed in to the enclosure interior of connector by the outer peripheral face of annex sleeve, realize connector sealing accessory fixing on connector.Or directly adopt jump ring that annex sleeve is fixed on connector.
Output cylinder in above-mentioned example is three, when reality is used, the number of output cylinder can be set according to the concrete radical of the cable of concrete connector rear end setting.
In above-described embodiment, for the O type circle being sealed and matched with connector, also can change other forms of sealing ring into.
Sealing ring in above-described embodiment is that the positioning table terrace that arranges on the inner hole wall by output cylinder and screw thread revolve the clamp nut being located on annex sleeve outer peripheral face and realize fixing in output cylinder, and the rear end face of sealing ring also can revolve with the screw thread by arranging on outer peripheral face and be located at collar stop in annex sleeve endoporus and be fixed in output cylinder.This in prior art that parts are fixed on to a mode in cylindrical shell is a lot, at this, will not enumerate.
The rear end face of the sealing ring in above-described embodiment keeps off by the ring-type of a compacting ring and clamp nut the interference fit of bearing down on one, also compacting ring can be set, on the ring-type that makes the rear end face immediate roof of sealing ring be pressed in clamp nut turns edge, at this moment sealing ring by extend always output cylinder endoporus and with the ring-type top interference fit that turns edge, at this moment the rear end of sealing ring does not have the inner hole wall constraint of output cylinder, its sealing effectiveness meeting variation, sealing effectiveness when compacting ring is set is good, but can realize the object of sealing.
Claims (6)
1. a connector sealing accessory, comprise annex sleeve, annex sleeve is a cylindrical body, the front portion of annex sleeve is provided with for annex sleeve is fixed on to the fixed structure on connector, it is characterized in that: the rear end of described annex sleeve has seals up shutoff end by its rear end opening, on the outer face of shutoff end, be provided with the output cylinder that endoporus plural and annex sleeve is communicated with, the endoporus hole wall that is all fixedly installed outer peripheral face and output cylinder in the endoporus of each output cylinder is sealed and matched, endoporus side face is for the sealing ring with cable sealing secure fit; At the endoporus leading section of annex sleeve, be provided with O shape circle groove is set, at O shape circle, the O shape circle being provided with in groove for being sealed and matched with connector is set.
2. connector sealing accessory according to claim 1, is characterized in that: described output cylinder is three.
3. connector sealing accessory according to claim 1 and 2, it is characterized in that: the positioning table terrace towards rear end arranging on the endoporus hole wall of described sealing ring by output cylinder and screw thread revolve the clamp nut that is located at output cylinder rear end and be fixedly installed in the endoporus of output cylinder, described clamp nut is located on the outer peripheral face of output cylinder by the internal thread rotation arranging on its inner hole wall, the rear end of clamp nut has endoporus and turns edge for the ring-type of turning in passing for cable, the front end face of described sealing ring and the top interference fit of positioning table terrace, the top interference fit that turns edge of the rear end face of sealing ring and ring-type.
4. connector sealing accessory according to claim 3, it is characterized in that: described sealing ring is used for the top interference fit that turns edge of the compacting ring that passes for cable and ring-type by endoporus, the leading portion of described compacting ring slides and is plugged in the endoporus of output cylinder, top, the rear end interference fit of the front end face of compacting ring and sealing ring, the top interference fit that turns edge of the rear end face of compacting ring and ring-type.
5. connector sealing accessory according to claim 1, is characterized in that: described fixed structure is for being assemblied in the coupling nut of annex sleeve outer peripheral face front end by jump ring, the endoporus side face leading portion of coupling nut is provided with the internal thread for being connected with connector.
6. connector sealing accessory according to claim 5, is characterized in that: on described coupling nut, screw thread is installed with the inner holding screw for holding out against with connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110224047.2A CN102354851B (en) | 2011-08-05 | 2011-08-05 | Connector sealing accessory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110224047.2A CN102354851B (en) | 2011-08-05 | 2011-08-05 | Connector sealing accessory |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102354851A CN102354851A (en) | 2012-02-15 |
| CN102354851B true CN102354851B (en) | 2014-01-29 |
Family
ID=45578376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110224047.2A Expired - Fee Related CN102354851B (en) | 2011-08-05 | 2011-08-05 | Connector sealing accessory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102354851B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5735711A (en) * | 1993-08-27 | 1998-04-07 | Raychem Gmbh | Cable connector |
| CN2938518Y (en) * | 2006-04-30 | 2007-08-22 | 励国庆 | Cable branch joint |
| CN201303244Y (en) * | 2008-11-07 | 2009-09-02 | 长沙长缆电缆附件有限公司 | Dry type Y-shaped branch connector for high-voltage power cable |
| CN201774089U (en) * | 2010-05-08 | 2011-03-23 | 吕永锋 | Connector accessory with shielding and sealing structure |
| CN202217857U (en) * | 2011-08-05 | 2012-05-09 | 中航光电科技股份有限公司 | Connector sealing accessory |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2003303936B2 (en) * | 2002-12-20 | 2009-10-29 | Te Connectivity Solutions Gmbh | Electrical connectors and methods for using the same |
-
2011
- 2011-08-05 CN CN201110224047.2A patent/CN102354851B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5735711A (en) * | 1993-08-27 | 1998-04-07 | Raychem Gmbh | Cable connector |
| CN2938518Y (en) * | 2006-04-30 | 2007-08-22 | 励国庆 | Cable branch joint |
| CN201303244Y (en) * | 2008-11-07 | 2009-09-02 | 长沙长缆电缆附件有限公司 | Dry type Y-shaped branch connector for high-voltage power cable |
| CN201774089U (en) * | 2010-05-08 | 2011-03-23 | 吕永锋 | Connector accessory with shielding and sealing structure |
| CN202217857U (en) * | 2011-08-05 | 2012-05-09 | 中航光电科技股份有限公司 | Connector sealing accessory |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102354851A (en) | 2012-02-15 |
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| Date | Code | Title | Description |
|---|---|---|---|
| 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140129 Termination date: 20180805 |