CN102509942B - Waterproof electric connector assembly - Google Patents
Waterproof electric connector assembly Download PDFInfo
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- CN102509942B CN102509942B CN201110337127.9A CN201110337127A CN102509942B CN 102509942 B CN102509942 B CN 102509942B CN 201110337127 A CN201110337127 A CN 201110337127A CN 102509942 B CN102509942 B CN 102509942B
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- plug
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- lock
- lockhole
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Abstract
The invention discloses a waterproof electric connector assembly, which comprises a plug and a socket. A lock sleeve is fixedly installed on the rear portion of the periphery of a socket casing in sealed and sleeved mode, an inserting gap for an inserting tube body of the plug to enter is reserved between the inner wall of the front portion of the lock sleeve and an inserting column body, a sealing ring used for being matched with the inserting tube body in sealed mode is embedded on the inner wall of the lock sleeve, an annular lock groove is arranged on the outer circumference of the inserting tube body of the plug, the lock sleeve is provided with a lock hole penetrating through the sleeve wall of the lock sleeve and a lock cylinder which is movably installed in the lock hole and used for being clamped in the lock groove of the plug, and a push-pull locking cap is movably installed on the periphery of a plug casing in sleeved mode along the front and back direction. The waterproof electric connector assembly adopts the push-pull lock cylinder to achieve rapid connection and locking of the plug and the socket, the sealing ring between the opposite surfaces of the inserting tube body and the lock sleeve is adopted to achieve circumferential sealing between the inserting tube body of the plug casing and the lock sleeve fixedly connected onto the socket casing, and sealing is achieved between the socket casing and the lock sleeve. Therefore, an inserting portion of the plug and the socket achieves sealing which is not prone to become invalid.
Description
Technical field
The present invention relates to electric connector.
Background technology
Existing a kind of in establish the electric coupler component of RJ-45 interface, comprise plug 1 as Figure 1-Figure 2, socket 2 as Figure 3-Figure 4, public RJ-45 interface 11 is fixed on plug casing 10 front end, plug casing 10 front end is also provided with size two guide posts 14 in public RJ-45 interface 11 both sides, 15, the anterior turning set of plug casing 10 periphery is equipped with the coupling nut 12 with introversion wire casing, also be provided with for the sealing ring 13 that be sealed and matched corresponding to socket on front end face in plug casing 10 in coupling nut 12, female RJ-45 interface 21 is fixed in the Socket casing 20 of column, size two guiding grooves coordinated with the guide post grafting on plug 1 are provided with in female RJ-45 interface 21 both sides in Socket casing 20, the periphery of Socket casing 20 is fixed with locks with the introversion wire casing of the coupling nut 12 of plug 1 pin 22 coordinated, sealing function is realized by the compression of the sealing ring 13 on plug 1 after plug 1 and socket 2 plug together, but, for providing pretightning force (unblock resistance) with anticreep when coupling nut 12 is locked, plug casing 10 periphery is provided with and is embedded in plug casing 10 with turn edge in the annular at coupling nut 12 rear portion 121 ring-shaped steps 18 coordinated at fore-and-aft direction limit block and back-up ring 16(), and the ripple spring 17 being top-loaded with between 15 between 121 and ring-shaped step and being sheathed on plug casing 10 periphery that turns edge in annular in coupling nut 12, because ripple spring 17 is elastic part, when the connected cable of plug 1 pulls back, drive plug casing 10 is also moved backward and causes sealing ring 13 resilience and then cause seal failure.In addition, because the sealing ring 13 between front end face when plug 1 and socket 2 plug together is non-metal elastic part, so the mating side shielding properties after plugging together is poor, easily electromagnetic leakage is caused.
Summary of the invention
The object of the present invention is to provide a kind of waterproof electrical connector assembly mutually plugging together the sealing between part and not easily lost efficacy.
Technical scheme of the present invention is: a kind of waterproof electrical connector assembly, comprise the plug coordinated with the mutual grafting in respective front end, socket, plug comprises front end and is integrally formed with plug casing in canular intubate body, socket comprises Socket casing, the inserting column body in the intubate body of described plug is injected when Socket casing front end has grafting, described Socket casing periphery rear seal fixed cover is equipped with lock tube, the insertion space supplying the intubate body of described plug to enter is left between the inwall of lock tube front portion and inserting column body, lock tube inwall is embedded with the sealing ring be sealed and matched for intubate body, the external side face of intubate of described plug is provided with the locked groove of annular, lock tube is provided with the lockhole of its jacket wall through and is movably arranged on the lock core of the described locked groove for snapping in plug in lockhole, described lockhole is in the inner wall surface of lock tube, outer surface is respectively equipped with corresponding internal orifice, collar extension, the hole depth being greater than lockhole of described lock core size on lockhole depth direction and make to protrude from collar extension during the lock core pressurized when lockhole internal orifice is capped, when collar extension is capped, lock core pressurized protrudes from internal orifice, plug casing periphery is movably installed with Pushpulll locking cap along the longitudinal direction, the position limiting structure that Pushpulll locking cap and plug casing pass through to arrange between the two is spacing in the longitudinal direction to be coordinated, and plug casing is also provided with spring Pushpulll locking cap being applied to forward force, the circumferential rebate supplying the lock tube of socket to insert is left between the corresponding part of Pushpulll locking cap inwall and the external side face of described intubate, the outer peripheral face of intubate body is provided with for pressing described lock core to push up pressure surface with the internal orifice snug fit of the lockhole on described lock tube in lockhole collar extension protrudes to push up, the inwall of Pushpulll locking cap is provided with for pressing described lock core from the outer top pressure surface that lockhole collar extension protrudes with the collar extension snug fit of the lockhole on described lock tube to push up, top pressure surface on described intubate body be in described locked groove before the intubate outer circumferential surface being not less than the female parts of locked groove, described Pushpulll locking cap is also provided with forward for protruding with self-locking hole collar extension time the stopping surface be in before the pressure surface of described outer top that coordinates of lock core block.
Described stopping surface is the inclined-plane be connected with outer top pressure surface.
Described plug casing and Socket casing are metal material, on lock tube inwall in insert space rear portion by correspondence annular groove be installed be enclosed within described intubate body for compressing with described intubate body the elastic component contacted.
Position limiting structure between described Pushpulll locking cap and plug casing comprises: the inwall at Pushpulll locking cap rear portion is convexly equipped with annular and keep off being provided with along, plug casing periphery and keep off to the annular of Pushpulll locking cap two place's stopper protrusions distribute along front and back spacing in the longitudinal direction, described annular gear along to be placed between two stopper protrusions and wherein a stopper protrusion and annular keep off being provided with between edge the spring that edge applies forward force is kept off to annular.
Described stopper protrusion is ring-shaped step and back-up ring, and back-up ring and annular are kept off between edge and be top-loaded with cylindrical spring Pushpulll locking cap being applied to forward force, and back-up ring rear end face block is being embedded on the jump ring in plug casing.
The outer peripheral face of described intubate body is provided with circumferential multiple convex key, is provided with the positioning spline for blindmate identification coordinated that to lead along the longitudinal direction with convex key accordingly on the lock tube inwall of Socket casing.
The mode that the present invention adopts plug-type lock core to lock realizes plug and is connected and locking with the quick of socket, after locking, the lock tube that the grafting body of plug casing and Socket casing are connected is fixed together, pull plug casing that the relative motion of plug casing and Socket casing also can not occur by cable, and the grafting body of plug casing with adopt between the lock tube that Socket casing is connected both sealing ring between relative surface realize circumferential seal, and be also sealing between Socket casing and lock tube, thus make the part that plugs together of plug and socket achieve the sealing of not easily losing efficacy.
Further, be provided with the elastic component of top, the grafting body front end press contacts for plug casing in Socket casing of the present invention, realize good shielding properties when plug, socket plug together and put in place by Compress Spring.
Accompanying drawing explanation
Fig. 1 is the structural representation of the plug of existing a kind of electric coupler component;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the structural representation of the socket of existing a kind of electric coupler component;
Fig. 4 is the right view of Fig. 3;
Fig. 5 is the structural representation of the plug in the embodiment of waterproof electrical connector assembly of the present invention;
Fig. 6 is the right view of Fig. 5;
Fig. 7 is the structural representation of the socket in the embodiment of waterproof electrical connector assembly of the present invention;
Fig. 8 is the schematic diagram that the socket in Fig. 7 is arranged on panel.
Embodiment
As shown in Fig. 5 ~ Fig. 8, the embodiment of waterproof electrical connector assembly of the present invention, comprises the plug 3, the socket 4 that coordinate with the mutual grafting in respective front end.The plug casing 30 of public RJ-45 interface 32 is established in plug 3 comprises, plug casing 30 front end is integrally formed with in the canular intubate body 31 be centered around around described public RJ-45 interface 32, establish the Socket casing 40 of female RJ-45 interface 42 in socket 4 comprises, inject when Socket casing 40 front end has grafting in the intubate body 31 of described plug 3 and make male and female RJ-45 interface to the inserting column body 41 inserted.
Described Socket casing 40 periphery sealing fixed cover is equipped with lock tube 43, is provided with sealing ring 49 between Socket casing 40 rear portion and lock tube 43 rear portion.The insertion space 48 supplying the intubate body 31 of described plug 3 to enter is left between the inwall of lock tube 43 front portion and inserting column body 41, lock tube 43 inwall is installed with by corresponding annular groove the ripple spring 47 be enclosed within described intubate body 31 in the rear portion of inserting space, and position lock tube inwall 43 is positioned at before ripple spring 47 is also embedded with sealing ring 46 by corresponding annular groove.When plug 3, socket 4 plug together and put in place, the intubate body 31 of plug 3 inserts in the insertion space 48 of described socket 4, the outer surface in compression sealing ring 46 of intubate body 31 can realize good waterproof sealing between intubate body 31 and lock tube 43, plug casing 30 and Socket casing 40 are metal material and can to electromagnetic shieldings, the front end compresses bellows spring 47 of intubate body 31, makes plug casing 30 and Socket casing 40 conducting realize good shielding.Certainly, in other embodiments of the invention, ripple spring 47 also can be replaced by other elastic components such as butterfly spring, C shape reeds.
In addition, the outer peripheral face of intubate body 31 is provided with circumferential five convex keys 36, corresponding on lock tube 43 inwall of Socket casing 40, be provided with the positioning spline coordinated that to lead along the longitudinal direction with convex key 36, make plug receptacle housings to have possessed five kinds of blindmate key mappings, be convenient to the identification of product.
Plugging together locking when putting in place and the unblock needed when being separated for realizing plugs and sockets, correspondingly on plug and socket being provided with the following technological means for locking and unlocking.Intubate body 31 outer peripheral face of described plug 3 is provided with the locked groove 311 of annular.The lockhole that lock tube 43 is provided with its jacket wall through and the lock core for snapping in the locked groove 311 on plug 3 be movably arranged in lockhole, lock core is steel ball 45, steel ball 45 is uniformly distributed with three along the circumference, described lockhole is in the inner wall surface of lock tube, outer surface is respectively equipped with corresponding internal orifice, collar extension, described steel ball 45 size (i.e. the diameter of steel ball) on lockhole depth direction is greater than the hole depth of lockhole and makes to protrude from collar extension during the steel ball pressurized when lockhole internal orifice is capped, when collar extension is capped, steel ball pressurized protrudes from internal orifice, and the diameter of steel ball 45 is less than the fit dimension of interior collar extension and makes steel ball interior, collar extension stop remains in lockhole and can not drop out lockhole.Need to herein means out, in other embodiments of the invention, lock core also can be pin, pin two ends can be set as round end for ease of top pressure.
Periphery is movably installed with Pushpulll locking cap 33 to plug casing 30 along the longitudinal direction, the position limiting structure that Pushpulll locking cap 33 and plug casing 30 pass through to arrange between the two is spacing in the longitudinal direction to be coordinated, and plug casing 30 is also provided with spring Pushpulll locking cap 33 being applied to forward force.The circumferential rebate 34 supplying the lock tube 43 of socket 4 to insert is left between the corresponding part of Pushpulll locking cap 33 inwall and described intubate body 31 outer peripheral face, the outer peripheral face of intubate body 31 is provided with for pressing described steel ball 45 to push up pressure surface with the internal orifice snug fit of the lockhole on described lock tube 43 in lockhole collar extension protrudes to push up, the inwall of Pushpulll locking cap 33 is provided with for pressing described steel ball 45 from the outer top pressure surface that lockhole collar extension protrudes with the collar extension snug fit of the lockhole on described lock tube 43 to push up, top pressure surface on described intubate body 31 be in described locked groove 311 before intubate body 31 outer surface being not less than the female parts of locked groove 311, the stopping surface 332 be in before the pressure surface of outer top that steel ball 45 block when described Pushpulll locking cap 33 being also provided with protruding with self-locking hole collar extension forward coordinates, stopping surface 332 in the present embodiment is the inclined-planes be connected with outer top pressure surface, this ramp structure plays guide effect to the movement that steel ball outwards pushes up pressure surface.Here it is pointed out that stopping surface in other embodiments of the invention also can be the step surface or the direct front end face for Pushpulll locking cap 33 that are connected with the pressure surface transition of outer top.
Position limiting structure between Pushpulll locking cap 33 and plug casing 30 comprises: the inwall at Pushpulll locking cap 33 rear portion is convexly equipped with annular and keep off along 331, and plug casing 30 periphery is provided with the two place's stopper protrusions distributed along 331 spacing in the longitudinal direction front and back to the annular of Pushpulll locking cap 33 gear.Described annular gear to be placed between two stopper protrusions and a stopper protrusion and annular are kept off being provided with between 331 and kept off to annular the spring applying forward force along 331 wherein along 331, stopper protrusion in the present embodiment is ring-shaped step 301 and back-up ring 302, back-up ring 302 and annular keep off the cylindrical spring 303 being top-loaded with between 331 and Pushpulll locking cap 33 being applied to forward force, and back-up ring 302 rear end face block is being embedded on the jump ring in plug casing 30.Certainly in other embodiments of the invention, stopper protrusion also can be by setting-in, welding, banding or the mode that is wholely set be fixed on plug casing 30 continuously or the protuberance of discontinuous annular, spring also can adopt butterfly spring, ripple spring.
Plug 3 in above-described embodiment, locking principle when socket 4 plugs together: do not protrude the outer circumference surface of lock tube 43 not plugging together steel ball 45 under state, when plug 3 plugs together with socket 4, the intubate body 31 of plug casing 30 front end inserts in the insertion space 48 in the lock tube 43 of socket 4, now, the interior top pressure surface of the periphery of intubate body 31 is by 3 steel ball 45 jack-up, three steel balls 45 just protrude from the outer peripheral face of lock tube 43, when lock tube 43 inserts circumferential rebate 34 certain depth, steel ball 45 contacts with the stopping surface 332 of Pushpulll locking cap 33, because Pushpulll locking cap 33 rear portion is provided with spring 303, draw back so work as Pushpulll locking cap 33 Compress Spring 303 under the effect of steel ball 45 under certain slotting force action, until when three steel balls 45 on lock tube 43 are pushed into locked groove 311 place on intubate body 31, interior top pressure surface on the periphery of intubate body 31 no longer outwards pushes up pressing steel balls 45, steel ball 45 is fallen into locked groove 311, Pushpulll locking cap 33 returns reset forward under the effect of spring 303 release simultaneously, lockhole collar extension circumference on lock tube 43 periphery covers by the outer top pressure surface on the inwall of Pushpulll locking cap 33, steel ball 45 is pressed in locked groove 311, the insertion depth arrived by steel ball 45 on lock tube 43 when designing needed for locked groove 311 is consistent with plug 3 and the depth design that puts in place that plugs together of socket 4, just completely locked when drawing plug casing 30 and Socket casing 40 mutually to plug together to put in place like this, only pull back Pushpulll locking cap 33 and just can realize plug 3, the unblock of socket 4.
The contact for Signal transmissions in plugs and sockets in connector assembly in above-described embodiment is RJ-45 interface, certainly in other embodiments of the invention, also can adopt the Conventional contact part of contact pin, jack form.
Claims (6)
1. a waterproof electrical connector assembly, comprise the plug coordinated with the mutual grafting in respective front end, socket, it is characterized in that: plug comprises front end and is integrally formed with plug casing in canular intubate body, socket comprises Socket casing, the inserting column body in the intubate body of described plug is injected when Socket casing front end has grafting, described Socket casing periphery rear seal fixed cover is equipped with lock tube, the insertion space supplying the intubate body of described plug to enter is left between the inwall of lock tube front portion and inserting column body, the lock tube that the grafting body of plug casing and Socket casing are connected is fixed together, pull plug casing that the relative motion of plug casing and Socket casing can not occur by cable, lock tube inwall is embedded with the sealing ring be sealed and matched for intubate body, the external side face of intubate of described plug is provided with the locked groove of annular, lock tube is provided with the lockhole of its jacket wall through and is movably arranged on the lock core of the described locked groove for snapping in plug in lockhole, described lockhole is in the inner wall surface of lock tube, outer surface is respectively equipped with corresponding internal orifice, collar extension, the hole depth being greater than lockhole of described lock core size on lockhole depth direction and make to protrude from collar extension during the lock core pressurized when lockhole internal orifice is capped, when collar extension is capped, lock core pressurized protrudes from internal orifice, plug casing periphery is movably installed with Pushpulll locking cap along the longitudinal direction, the position limiting structure that Pushpulll locking cap and plug casing pass through to arrange between the two is spacing in the longitudinal direction to be coordinated, and plug casing is also provided with spring Pushpulll locking cap being applied to forward force, the circumferential rebate supplying the lock tube of socket to insert is left between the corresponding part of Pushpulll locking cap inwall and the external side face of described intubate, the outer peripheral face of intubate body is provided with for pressing described lock core to push up pressure surface with the internal orifice snug fit of the lockhole on described lock tube in lockhole collar extension protrudes to push up, the inwall of Pushpulll locking cap is provided with for pressing described lock core from the outer top pressure surface that lockhole collar extension protrudes with the collar extension snug fit of the lockhole on described lock tube to push up, top pressure surface on described intubate body be in described locked groove before the intubate outer circumferential surface being not less than the female parts of locked groove, described Pushpulll locking cap is also provided with forward for protruding with self-locking hole collar extension time the stopping surface be in before the pressure surface of described outer top that coordinates of lock core block.
2. waterproof electrical connector assembly according to claim 1, is characterized in that: described stopping surface is the inclined-plane be connected with outer top pressure surface.
3. waterproof electrical connector assembly according to claim 1, it is characterized in that: described plug casing and Socket casing are metal material, on lock tube inwall in insert space rear portion by correspondence annular groove be installed be enclosed within described intubate body for compressing with described intubate body the elastic component contacted.
4. waterproof electrical connector assembly according to claim 1, it is characterized in that: the position limiting structure between described Pushpulll locking cap and plug casing comprises: the inwall at Pushpulll locking cap rear portion is convexly equipped with annular and keep off being provided with along, plug casing periphery two place's stopper protrusions distribute along front and back spacing in the longitudinal direction keep offs to the annular of Pushpulll locking cap, described annular gear along to be placed between two stopper protrusions and wherein a stopper protrusion and annular keep off being provided with between edge the spring that edge applies forward force is kept off to annular.
5. waterproof electrical connector assembly according to claim 4, it is characterized in that: described stopper protrusion is ring-shaped step and back-up ring, back-up ring and annular are kept off between edge and are top-loaded with cylindrical spring Pushpulll locking cap being applied to forward force, and back-up ring rear end face block is being embedded on the jump ring in plug casing.
6. waterproof electrical connector assembly according to claim 1, it is characterized in that: the outer peripheral face of described intubate body is provided with circumferential multiple convex key, on the lock tube inwall of Socket casing, be provided with the positioning spline for blindmate identification coordinated that to lead along the longitudinal direction with convex key accordingly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110337127.9A CN102509942B (en) | 2011-10-31 | 2011-10-31 | Waterproof electric connector assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110337127.9A CN102509942B (en) | 2011-10-31 | 2011-10-31 | Waterproof electric connector assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102509942A CN102509942A (en) | 2012-06-20 |
| CN102509942B true CN102509942B (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110337127.9A Active CN102509942B (en) | 2011-10-31 | 2011-10-31 | Waterproof electric connector assembly |
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| CN (1) | CN102509942B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104678509B (en) * | 2014-12-11 | 2018-08-10 | 中航光电科技股份有限公司 | The fiber optic connector assembly of explosion-proof impact |
| CN104678508B (en) * | 2014-12-11 | 2017-04-19 | 中航光电科技股份有限公司 | Explosive shock-resistant optical fiber connector plug |
| CN105305150B (en) * | 2015-09-11 | 2018-03-13 | 麦克传感器股份有限公司 | Liquid level seals connector and its under water connection transmission signal and the method for air guide |
| CN108283399B (en) * | 2017-06-07 | 2023-11-28 | 际诺思股份公司 | T-shaped connecting structure suitable for cylindrical pipe body and bedstead |
| CN109149229A (en) * | 2017-06-28 | 2019-01-04 | 中航光电科技股份有限公司 | Push-pull type connector protective cover and push-pull type connector assembly |
| CN110197977B (en) * | 2018-02-27 | 2021-05-18 | 中航光电科技股份有限公司 | Connector and connector assembly using same |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6368130B1 (en) * | 1999-06-10 | 2002-04-09 | Yazaki Corporation | Connector adapted to absorb a positional misalignment |
| DE102007053935A1 (en) * | 2007-11-13 | 2009-05-14 | Boris Bessonov | Water-explosion-protected electric connector for e.g. use on swimming object in damp area, has counter contact with rear side that attaches current contact within chamber by displacement such that connector is developed |
| CN201789110U (en) * | 2010-06-22 | 2011-04-06 | 中航光电科技股份有限公司 | Single-core electric connector plug and socket thereof |
| CN202352911U (en) * | 2011-10-31 | 2012-07-25 | 中航光电科技股份有限公司 | Waterproof electric connector assembly |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8506327B2 (en) * | 2009-09-30 | 2013-08-13 | Eric Jol | Portable electronic devices with sealed connectors |
-
2011
- 2011-10-31 CN CN201110337127.9A patent/CN102509942B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6368130B1 (en) * | 1999-06-10 | 2002-04-09 | Yazaki Corporation | Connector adapted to absorb a positional misalignment |
| DE102007053935A1 (en) * | 2007-11-13 | 2009-05-14 | Boris Bessonov | Water-explosion-protected electric connector for e.g. use on swimming object in damp area, has counter contact with rear side that attaches current contact within chamber by displacement such that connector is developed |
| CN201789110U (en) * | 2010-06-22 | 2011-04-06 | 中航光电科技股份有限公司 | Single-core electric connector plug and socket thereof |
| CN202352911U (en) * | 2011-10-31 | 2012-07-25 | 中航光电科技股份有限公司 | Waterproof electric connector assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102509942A (en) | 2012-06-20 |
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