CN102354851A - Connector sealing accessory - Google Patents
Connector sealing accessory Download PDFInfo
- Publication number
- CN102354851A CN102354851A CN2011102240472A CN201110224047A CN102354851A CN 102354851 A CN102354851 A CN 102354851A CN 2011102240472 A CN2011102240472 A CN 2011102240472A CN 201110224047 A CN201110224047 A CN 201110224047A CN 102354851 A CN102354851 A CN 102354851A
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- connector
- endoporus
- rear end
- ring
- output cylinder
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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 of stressed connector fitting of binding site that the cable that is provided with on the connector and connector are tightened together and prevent cable and connector of being used for, relate in particular to a kind of connector encapsulation fitting that is sealed and matched with cable.
Background technology
Annex is the vitals that matching connector uses, and can realize fixing between cable and the connector through it, avoids that solder joint or crimping point are stressed to get loose, and protects connector.In some occasion that need seal, common annex just can't meet the demands, and needs to use encapsulation fitting; Encapsulation fitting is not only wanted fixed cable, avoids solder joint or crimping point stressed, but also will realize the sealing of cable and annex cooperation place; As shown in Figure 1 is a kind of connector encapsulation fitting; Comprise annex sleeve 6, annex sleeve 6 is a cylindrical body, and 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 through the back segment of its endoporus; The back segment of the endoporus of coupling nut 9 cooperates with the front end of the outer peripheral face of annex sleeve 6, is provided with between both mating surfaces coupling nut 9 is fixed on the jump ring 7 on the annex sleeve 6, and jump ring 7 is used jump ring for the hole; Jump ring 7 rises to paste and is fixed in the jump ring holddown groove that is provided with on the inner hole wall of coupling nut 9, and the outer peripheral face of annex sleeve 6 is provided with the fixedly annular groove with the internal ring portion snap-fit of jump ring 7.Be fixed on the routine techniques that fixed form is used always for those skilled in the art on another shape thing through jump ring with cylindrical body is sheathed.The endoporus leading portion of coupling nut 9 is provided with and is used for the internal thread that is fixedly connected with connector.Be provided with the rectangular seal 8 that is sealed and matched with connector in the endoporus of coupling nut 9, the cross section of rectangular seal 8 is a rectangle, and the rear end face of rectangular seal 8 cooperates with the front end face of annex sleeve 6.The endoporus back segment of annex sleeve 6 is provided with sealing ring 5, and sealing ring 5 is the sealing ring of 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 roof pressure towards the rear end that is provided with on the endoporus of the front end of sealing ring 5 through a roof pressure circle and annex sleeve 6 cooperates; The rear end face of sealing ring 5 cooperates with clamp nut 4 roof pressures that are screwed onto annex sleeve 6 rear ends through compacting ring 3, 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 through the screw thread that is provided with 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 front end face of compacting ring 3 cooperates with the rear end face roof pressure of sealing ring 5; The rear end face of compacting ring and ring-type 2 roof pressures that turn edge cooperate; The front end of compacting ring 3 slides and is plugged in the endoporus rear end of annex sleeve, and cable 1 passes successively and passes the annex sleeve behind the endoporus of endoporus and roof pressure circle of endoporus, sealing ring of endoporus that ring-type turns edge, compacting ring and link to each other 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, the clamp nut 4 of screwing, clamp nut 4 are through 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, because actual needs will be provided with different leads in the connector; Like power line, holding wire, coaxial line etc.; The lead that these functions are different can not all concentrate on the same stranding, and at this moment the cable that connector just needs welding or crimping many diameter differences, classifications to differ uses encapsulation fitting shown in Figure 1 as a result; Just can't make the outer field insulated hull of each cable all cooperate, also just can't realize sealing with sealing ring is seamless.
Summary of the invention
The object of the present invention is to provide a kind of connector encapsulation fitting, to solve the problem that when connector rear end is provided with the cable more than two, can't realize the sealing of connector encapsulation fitting and cable in the prior art.
For realizing above-mentioned purpose; The present invention adopts following technical scheme: a kind of connector encapsulation fitting; Comprise the annex sleeve; The front portion of annex sleeve is provided with and is used for the annex sleeve is fixed on the fixed structure on the connector; The rear end of said annex sleeve has seals up the shutoff end with its rear end opening, and the outer face of shutoff end is provided with the output cylinder that endoporus plural and the annex sleeve is communicated with, and the endoporus hole wall that all is set with outer peripheral face and output cylinder in the endoporus of each output cylinder is sealed and matched, the endoporus side face is used for and the sealing ring of cable sealing secure fit.
Described output cylinder is three.
Described sealing ring revolves in the endoporus that the clamp nut that is located at the output cylinder rear end is fixedly installed on output cylinder towards the positioning table terrace of rear end and screw thread through what be provided with on the output cylinder endoporus hole wall; Said clamp nut revolves on the outer peripheral face that is located at output cylinder through the internal thread that is provided with on its inner hole wall; The rear end of clamp nut has the ring-type that endoporus is used to supply turn in cable passes and turns edge; The front end face of said sealing ring cooperates with positioning table terrace roof pressure, and the rear end face of sealing ring and the ring-type roof pressure that turns edge cooperates.
Said sealing ring is used to supply compacting ring that cable passes and the ring-type roof pressure that turns edge to cooperate through endoporus; The leading portion of said compacting ring slides and is plugged in the endoporus of output cylinder; The front end face of compacting ring cooperates with the rear end roof pressure of sealing ring, and the rear end face of compacting ring and the ring-type roof pressure that turns edge cooperates.
Said fixed structure is for being assemblied in the coupling nut of annex sleeve outer peripheral face front end through jump ring, the endoporus side face leading portion of coupling nut is provided with and is used for the internal thread that is connected with connector.
Screw thread is installed with the inner and is used for the holding screw that holds out against with connector on the described coupling nut.
The endoporus leading section of described annex sleeve is provided with the O shape that is used for being sealed and matched with connector and encloses.
The outer face of the shutoff end of the rear end of annex sleeve of the present invention is provided with plural output cylinder; Be provided with sealing ring in the endoporus of each output cylinder; The endoporus side face of the outer peripheral face of sealing ring and output cylinder is sealed and matched, the endoporus side face is used for being sealed and matched with cable; Because output cylinder is a plurality of, all can stretch out the single line cable in each output cylinder, when the rear end of connector need be provided with many cables; The corresponding output cylinder of single line cable; Each cable and each self-corresponding output cylinder are sealed and matched, thereby realize many cables and new being sealed and matched of this practicality, have solved the problem that when connector rear end is provided with the cable more than two, can't realize the sealing of connector encapsulation fitting and cable.
Fixed structure of the present invention is for being assemblied in the coupling nut of annex sleeve outer peripheral face front end through jump ring; Coupling nut is connected on the connector through the internal thread of its endoporus leading portion; The annex sleeve can not rotate with respect to connector when the rear end of connector is provided with many cables; Can earlier coupling nut be revolved and be located on the connector, and then the annex sleeve is assemblied on the coupling nut, make the assembling of the present invention and connector become simple.
Description of drawings
Fig. 1 is the structural representation of connector encapsulation fitting 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 encapsulation fitting; In Fig. 2 ~ 5; The front portion of the outer peripheral face of the annex sleeve 13 of this connector encapsulation fitting is arranged with coupling nut 10; The endoporus back segment of coupling nut 10 cooperates with the outer peripheral face of annex sleeve 13, is provided with on both mating surfaces coupling nut 10 is fixed on the jump ring 12 on the annex sleeve 13, and it is identical with fixed form of the prior art that jump ring 12 is fixed on the annex sleeve 13 fixed form with coupling nut 10.The endoporus leading portion of coupling nut 10 is provided with internal thread, and coupling nut 10 is fixed on the connector through the internal thread of its endoporus leading portion setting, realizes being connected of connector encapsulation fitting and connector.Coupling nut 10 is provided with the radial screw bore that runs through; Screw thread is installed with holding screw 20 in these radial screw bore; After coupling nut 10 is screwed on the connector; The holding screw 20 of screwing makes its inner face hold out against with connector to cooperate, prevent to cause coupling nut by falling down on the connector because screw thread gets loose.The endoporus leading section of annex sleeve 13 is provided with O shape circle groove is set, and O shape circle is provided with and is provided with O shape circle 11 in the groove, and O shape circle 11 is used 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 the rear end face of shutoff end 19 is provided with three output cylinders 14, and each output cylinder 14 all is communicated with the endoporus of annex sleeve 13.Be provided with sealing ring 15 in the endoporus of each output cylinder 14, sealing ring 15 is the 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.The endoporus hole wall of output cylinder 14 is provided with the positioning table terrace towards the rear end, and the front end face of sealing ring 15 cooperates with this positioning table terrace roof pressure.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, and the front end face of compacting ring 17 cooperates with the rear end face roof pressure of sealing ring 15.The ring-type of turning in being provided with on the rear end face of the rear end face of compacting ring 17 and clamp nut 16 18 roof pressures that turn edge cooperate; The endoporus side face of clamp nut 16 is provided with internal thread, and clamp nut 16 revolves the outer peripheral face rear end that is located at annex sleeve 13 through the internal thread that is provided with on its endoporus side face.Positioning table terrace roof pressure on the endoporus hole wall of the front end face of sealing ring 15 and output cylinder 14 cooperates, and the rear end face of sealing ring 15 cooperates through compacting ring 17 and ring-type 18 roof pressures that turn edge, thereby realizes sealing ring 15 fixing in output cylinder.
In use; Different cables passes each self-corresponding ring-type turn edge 18 endoporus, the endoporus of compacting ring, the endoporus of sealing ring successively, passes the endoporus of coupling nut then jointly, and the heart yearn of each cable links to each other with the corresponding contact of connector; After carefully connecting the wire, earlier coupling nut is revolved and be located on the connector; Then the annex sleeve is assemblied on the coupling nut, the clamping nut of screwing then, clamping nut compresses sealing ring through compacting ring; Make the outer peripheral face of sealing ring cooperate more closely with the inner hole wall of output cylinder; The endoporus side face and the cable of sealing ring are sealed and matched closely, and the realization cable only moves with the sealing of output cylinder and cooperates, and cable and output cylinder are tightened together; Make the cable upper pulling force pass to the annex sleeve and pass to connector, prevent that the binding site between the contact of cable and connector is stressed through the annex sleeve.
O shape circle in the foregoing description is arranged on the endoporus side face of annex sleeve, also can be arranged on the outer peripheral face of connector, and the connector encapsulation fitting just can not be provided with sealing ring like this.
The fixed structure that the annex sleeve is fixed on the connector in the foregoing description is the coupling nut that is arranged on the outer peripheral face front end of annex sleeve; Also coupling nut can be set; Let the leading portion of annex sleeve serve as fixed structure; With being set on the connector of annex sleeve, with the enclosure interior of screw, realize that the connector encapsulation fitting is fixing on connector then by the outer peripheral face screw-in connector of annex sleeve.Or directly adopt jump ring that the annex sleeve is fixed on the connector.
Output cylinder in the above-mentioned instance 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.
The O type circle that is used in the foregoing description being sealed and matched with connector also can change other forms of sealing ring into.
Sealing ring in the foregoing description is that the positioning table terrace that is provided with on the inner hole wall through output cylinder and screw thread revolve the clamp nut that is located on the annex sleeve outer peripheral face and be implemented in fixing in the output cylinder, and the rear end face of sealing ring also can be located at that collar stop is fixed in the output cylinder in the annex sleeve endoporus with revolving through the screw thread that is provided with on the outer peripheral face.This in the prior art that parts are fixed on the mode in the cylindrical shell is a lot, enumerates no longer one by one at this.
The rear end face of the sealing ring in the foregoing description keeps off the interference fit of bearing down on one through the ring-type of a compacting ring and clamp nut; Also compacting ring can be set; The direct roof pressure of rear end face that makes sealing ring is on the ring-type of clamp nut turns edge; At this moment sealing ring will extend the endoporus of output cylinder always and cooperate with the ring-type roof pressure that turns edge, and at this moment the rear end of sealing ring does not have the inner hole wall constraint of output cylinder, and its sealing effectiveness can variation; Sealing effectiveness when compacting ring is set is good, but can realize the purpose that seals.
Claims (7)
1. connector encapsulation fitting; Comprise the annex sleeve; The front portion of annex sleeve is provided with and is used for the annex sleeve is fixed on the fixed structure on the connector; It is characterized in that: the rear end of said annex sleeve has seals up the shutoff end with its rear end opening; The outer face of shutoff end is provided with the output cylinder that endoporus plural and the annex sleeve is communicated with, and the endoporus hole wall that all is set with outer peripheral face and output cylinder in the endoporus of each output cylinder is sealed and matched, the endoporus side face is used for and the sealing ring of cable sealing secure fit.
2. connector encapsulation fitting according to claim 1 is characterized in that: described output cylinder is three.
3. connector encapsulation fitting according to claim 1 and 2; It is characterized in that: what be provided with on the endoporus hole wall of described sealing ring through output cylinder revolves in the endoporus that the clamp nut that is located at the output cylinder rear end is fixedly installed on output cylinder towards the positioning table terrace of rear end and screw thread; Said clamp nut revolves on the outer peripheral face that is located at output cylinder through the internal thread that is provided with on its inner hole wall; The rear end of clamp nut has the ring-type that endoporus is used to supply turn in cable passes and turns edge; The front end face of said sealing ring cooperates with positioning table terrace roof pressure, and the rear end face of sealing ring and the ring-type roof pressure that turns edge cooperates.
4. connector encapsulation fitting according to claim 3; It is characterized in that: said sealing ring is used to supply compacting ring that cable passes and the ring-type roof pressure that turns edge to cooperate through endoporus; The leading portion of said compacting ring slides and is plugged in the endoporus of output cylinder; The front end face of compacting ring cooperates with the rear end roof pressure of sealing ring, and the rear end face of compacting ring and the ring-type roof pressure that turns edge cooperates.
5. connector encapsulation fitting according to claim 1 is characterized in that: said fixed structure is for being assemblied in the coupling nut of annex sleeve outer peripheral face front end through jump ring, and the endoporus side face leading portion of coupling nut is provided with and is used for the internal thread that is connected with connector.
6. connector encapsulation fitting according to claim 5 is characterized in that: screw thread is installed with the inner and is used for the holding screw that holds out against with connector on the described coupling nut.
7. according to claim 5 or 6 described connector encapsulation fittings, it is characterized in that: the endoporus leading section of described annex sleeve is provided with the O shape that is used for being sealed and matched with connector and encloses.
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 true CN102354851A (en) | 2012-02-15 |
| CN102354851B 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) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110880664A (en) * | 2019-12-19 | 2020-03-13 | 山东中科先进技术研究院有限公司 | Watertight branch cable connector |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5735711A (en) * | 1993-08-27 | 1998-04-07 | Raychem Gmbh | Cable connector |
| WO2004075358A1 (en) * | 2002-12-20 | 2004-09-02 | Tyco Electronics Corporation | Electrical connectors and methods for using the same |
| 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 |
-
2011
- 2011-08-05 CN CN201110224047.2A patent/CN102354851B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5735711A (en) * | 1993-08-27 | 1998-04-07 | Raychem Gmbh | Cable connector |
| WO2004075358A1 (en) * | 2002-12-20 | 2004-09-02 | Tyco Electronics Corporation | Electrical connectors and methods for using the same |
| 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 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110880664A (en) * | 2019-12-19 | 2020-03-13 | 山东中科先进技术研究院有限公司 | Watertight branch cable connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102354851B (en) | 2014-01-29 |
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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 | ||
| 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 |