CN102544893A - Plug shell assembly and plug with same - Google Patents
Plug shell assembly and plug with same Download PDFInfo
- Publication number
- CN102544893A CN102544893A CN2012100233093A CN201210023309A CN102544893A CN 102544893 A CN102544893 A CN 102544893A CN 2012100233093 A CN2012100233093 A CN 2012100233093A CN 201210023309 A CN201210023309 A CN 201210023309A CN 102544893 A CN102544893 A CN 102544893A
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- plug casing
- coupling nut
- bumping post
- plug
- lock washer
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Abstract
The invention relates to a plug shell assembly and a plug with the same. The plug shell assembly comprises a plug shell and a coupling nut sleeved on the plug shell in a coaxially rotating way, wherein the coupling nut is provided with internal threads on the front end and is matched with the plug shell in an axial direction in an anti-dropping manner; a bumping post is arranged on the periphery of the plug shell; one end of the bumping post is assembled to the plug shell, and the other end of the bumping post is diverged and extended along a radial direction of the plug shell; the coupling nut is internally provided with a lock washer movably along an axial direction on the rear part of the bumping post; the lock washer is matched with the coupling nut in a rotating stoppage way and is provided with a V-shaped clamped slot or a clamped slot with a cutter head being in a V shape on the front side face; in two vertical walls of the clamped slot, the slope of an inner wall face of one vertical wall on the front part in a screwing direction of the coupling nut is larger than the slope of an inner wall face of the other vertical wall; and a corrugated spring is arranged between the rear side of the lock washer and the coupling nut in an ejecting way. The problem that the coupling nut is easy to loosen when the existing connector plug is used in vibration environment is solved.
Description
Technical field
The present invention relates to the plug of connector assembly, especially a kind of plug casing assembly and use the plug of this housing unit.
Background technology
Existing connector assembly no matter be optical connector, electric connector or mixed loading connector, mostly is made up of plug and socket.During use, said socket fixedly is assemblied on the corresponding installation panel, said plug is connected on the corresponding lead, plug together with socket or separate conducting or the disconnection that realizes circuit or light path through controlling plug.Existing plug includes plug casing, and socket includes Socket casing, and coaxial rotation is arranged with coupling nut on the said plug casing; Said coupling nut cooperates with said plug casing anticreep vertically; Socket casing is provided with corresponding external thread section, when plug and socket grafting, at first plug is pushed socket vertically with the corresponding contact of conducting; Then, through said coupling nut and external thread section plug and socket are locked.But; Because said coupling nut is to rotate to be assemblied on the said plug casing, is used to keep the static relatively confining force between the two limited, specifically; Promptly in some vibration occasions; The loosening situation of coupling nut happens occasionally, and the contact reliability that this has then directly reduced between the plug and socket has brought great inconvenience to the user.
Summary of the invention
The object of the present invention is to provide a kind of plug casing assembly, to solve existing connector plug loosening easily problem of its coupling nut when being used for vibration environment.
Simultaneously, the present invention also aims to provide the plug that uses above-mentioned plug casing assembly.
In order to address the above problem; Plug casing assembly of the present invention adopts following technical scheme: the plug casing assembly; Comprise that plug casing and coaxial rotation are sheathed on the coupling nut on the plug casing; Said coupling nut in front end be provided with internal thread and with plug casing in the axial direction anticreep cooperate, the periphery of said plug casing is provided with bumping post, an end of said bumping post is assembled on the plug casing; The other end is radially dispersed extension along plug casing; Is movably set with lock washer vertically in the rear of said bumping post in the coupling nut, said lock washer and coupling nut only revolve and cooperate and be provided with the draw-in groove of V-arrangement or butt V-arrangement in leading flank, and the gradient of one internal face that on the precession direction of coupling nut, is positioned at the place ahead in two walls of said draw-in groove is greater than the gradient of another internal face; Be top-loaded with the ripple spring between the rear side of lock washer and the coupling nut.
Said bumping post is rotatably assorted around its axis and said plug casing separately.
Said plug casing is provided with the outer trailing flank that turns edge and outside it, turn edge and is provided with and said bumping post corresponding groove, and said bumping post is located in the corresponding groove and the trailing flank of bumping post protrudes from the said outer trailing flank that turns edge backward.
Be arranged with on the said plug casing and be used for and the electrical ground connection spring coil that contacts of the housing of adaptive socket.
Plug of the present invention adopts following technical scheme: a kind of plug; Comprise that plug casing, coaxial rotation are sheathed on the coupling nut on the plug casing and are assemblied in the contact in the said plug casing through insulator; Said coupling nut in front end be provided with internal thread and with plug casing in the axial direction anticreep cooperate; The periphery of said plug casing is provided with bumping post; One end of said bumping post is assembled on the plug casing, and the other end is radially dispersed extension along plug casing, is movably set with lock washer vertically in the rear of said bumping post in the coupling nut; Said lock washer and coupling nut only revolve and cooperate and be provided with the draw-in groove of V-arrangement or butt V-arrangement in leading flank, and the gradient of one internal face that on the precession direction of coupling nut, is positioned at the place ahead in two walls of said draw-in groove is greater than the gradient of another internal face; Be top-loaded with the ripple spring between the rear side of lock washer and the coupling nut.
Said bumping post is rotatably assorted around its axis and said plug casing separately.
Said plug casing is provided with the outer trailing flank that turns edge and outside it, turn edge and is provided with and said bumping post corresponding groove, and said bumping post is located in the corresponding groove and the trailing flank of bumping post protrudes from the said outer trailing flank that turns edge backward.
Be arranged with on the said plug casing and be used for and the electrical ground connection spring coil that contacts of the housing of adaptive socket.
Because plug casing assembly of the present invention is provided with bumping post on its plug casing, be movably set with lock washer in the said coupling nut vertically, said lock washer and coupling nut only revolve and cooperate and its leading flank is provided with draw-in groove; Be top-loaded with the ripple spring between the rear side of lock washer and the coupling nut, therefore, at plug with after socket is connected; Be after said coupling nut and socket are screwed; Said bumping post and corresponding draw-in groove are cooperated reach locking purpose, specifically, promptly owing on the precession direction of coupling nut, be positioned at the gradient of one the gradient in the place ahead in the internal face of two walls of draw-in groove greater than another; This makes the resistance of both sides of bumping post not wait; The resistance of resistance during the coupling nut precession when screwing out, therefore, in the time of in being in vibration environment; Lock washer produces the trend of rotating along the precession direction of coupling nut with respect to steel column; Be that coupling nut produces the trend with respect to the socket precession of correspondence, thereby prevented coupling nut becoming flexible in vibration environment effectively, solved existing connector plug loosening easily problem of its coupling nut when being used for vibration environment.
Description of drawings
Fig. 1 is the structural representation of the embodiment 1 of plug casing assembly of the present invention;
Fig. 2 is the structural representation after the embodiment 1 of plug casing assembly of the present invention removes coupling nut;
Fig. 3 is the structural representation of the plug casing among Fig. 1;
Fig. 4 is the structural representation of the lock washer among Fig. 1;
Fig. 5 is the A-A cutaway view of Fig. 4;
Fig. 6 is the vertical view of Fig. 5;
Fig. 7 is the stereogram of the lock washer among Fig. 1;
Fig. 8 is the structural representation of the coupling nut among Fig. 1;
Fig. 9 is embodiment 1 structural representation of plug of the present invention;
Figure 10 is the structural representation of the plug casing assembly among Fig. 9;
Figure 11 is the structural representation after the embodiment 1 of plug casing assembly of the present invention removes coupling nut;
Figure 12 is the structural representation of the plug casing among Figure 11;
Figure 13 is the structural representation of the lock washer among Figure 11;
Figure 14 is the A-A cutaway view of Figure 13;
Figure 15 is the vertical view of Figure 13;
Figure 16 is the stereogram of the lock washer among Figure 11;
Figure 17 is the structural representation of the coupling nut among Figure 11.
Embodiment
The embodiment 1 of plug casing assembly of the present invention; Shown in Fig. 1-8, have plug casing 1, be provided with the outer 1-1 and be provided with bumping post 2 of turning edge between the two ends of plug casing 1 with the place, rear of its outer 1-1 that turns edge; In the present embodiment; Bumping post 2 has three, the week that three bumping posts 2 are distributed in plug casing 1 upwards and around its separately axis and plug casing 1 be rotatably assorted, each bumping post 2 is all cylindrical and radially outward disperse extension along plug casing 1; The outer trailing flank that turns edge of plug casing 1 is provided with and bumping post 2 groove one to one, and each bumping post 2 embeds corresponding groove and protrudes from the outer trailing flank that turns edge of plug casing 1 thereafter after the side direction; Turning set is provided with coupling nut 3 on the plug casing 1; The front end of coupling nut 3 is provided with internal thread; The internal thread at this place is used for the external thread bolt connection on the housing with corresponding socket; Screw thread in the coupling nut 3 adopts three crank slot forms, has through hole between the front and back end of coupling nut 3, and this through hole is a shoulder hole; Its big footpath section be positioned at the rear end and and the path section between form the rearward step surface of one side; This step surface cooperates with the leading flank block of the outer 1-1 of turning edge of plug casing 1, thereby can prevent that coupling nut 3 from deviating from plug casing 1 from the rear end of plug casing 1, and the outer rears that turn edge in plug casing 1 in the coupling nut 3 are provided with lock washer 4, ripple spring 5, back-up ring 6 and jump ring 7 in the past backward successively; Its guide ring 6 is limited in the coupling nut 3 by jump ring 7 and cooperates with step surface block on the outside wall surface of being located at plug casing 1 through the front side; Thereby can prevent that coupling nut 3 from deviating from plug casing 1 from the front end of plug casing 1, so far step surfaces in back-up ring 6 and the coupling nut 3 have realized that coupling nut 3 cooperates with anticreep between the plug casing 1, and ripple spring 5 is mounted between back-up ring 6 and the lock washer 4; The outer peripheral face of lock washer 4 is provided with and only revolves projection 4-1; The internal face of coupling nut 3 is provided with and respectively only revolves projection 4-1 and end spin slot 3-1 one to one, and lock washer 4 only revolves projection 4-1 and ends spin slot 3-1 and only revolve to cooperate also with coupling nut 3 and cooperate with coupling nut 3 guiding activities in the axial direction through said, and the leading flank of lock washer 4 is provided with draw-in groove 4-2; In the present embodiment; Said draw-in groove 4-2 has three and corresponding one by one with three bumping posts 2, and each draw-in groove 4-2 is all V-shaped, and the gradient of one internal face that on the precession direction of coupling nut 3, is positioned at the place ahead in two walls of draw-in groove 4-2 is greater than the gradient of another internal face; Under the effect of ripple spring 5; Each bumping post 2 is arranged in respectively in the corresponding with it draw-in groove, and during turn coupling nut 3, lock washer 4 rotates with respect to plug casing 1 with coupling nut 3; But because the internal face gradient of two cell walls of each draw-in groove on the lock washer 4 does not wait; Therefore bumping post 2 when coupling nut 3 precessions to the resistance of lock washer 4 less than its resistance when coupling nut 3 screws out to lock washer 4, thereby make coupling nut 3 in vibration environment, produce the trend of precession, realized the locking of coupling nut 3; In addition; Because the distance between outer the turning edge back-up ring 6 and plug casing 1 confirms, therefore when turn coupling nut 3 and when driving lock washer 4 rotations, the maximum compressibility of ripple spring 5 is merely the insert depth of bumping post in the draw-in groove of lock washer 4; Thereby can set the decrement of ripple spring 5; Avoid its pressurized transition and produce fatigue, and then increase its useful life, increase the operate as normal cycle of plug casing assembly; The place, the place ahead that plug casing 1 turns edge outside it is arranged with ground connection spring coil 8, and the ground connection spring coil can electrically contact to realize comprehensive shielding with the metal shell of socket when plug plugs together with corresponding socket.
In other embodiment of plug-assembly, the bumping post described in the embodiment 1 of plug casing assembly can also fixedly be assemblied on the plug casing, and promptly bumping post needn't be rotatably assorted with plug casing; The quantity of bumping post and draw-in groove is all can more than one; The shape of the draw-in groove on the described lock washer can also be the butt V-arrangement.
The embodiment 1 of plug of the present invention; Shown in Fig. 9-17; Have plug casing 11, turning set and be located at the coupling nut 13 on the plug casing 11 and be assemblied in contact in the plug casing that (contact can loading in mixture for electric contact piece, light contact or light, electric contact piece through insulator; In the present embodiment electric contact piece); Insulator and contact all do not illustrate in the drawings, and plug casing and coupling nut constitute the plug casing assembly together, are provided with the outer 11-1 and be provided with bumping post 12 with the place, rear of its outer 11-1 that turns edge of turning edge between the two ends of plug casing 11; In the present embodiment; Bumping post 12 has three, and the week that three bumping posts 12 are distributed in plug casing 11 upwards and around its axis and plug casing 11 separately is rotatably assorted, and each bumping post 12 is all cylindrical and radially outward disperse extension along plug casing 11; The outer trailing flank that turns edge of plug casing 11 is provided with and bumping post 12 groove one to one, and each bumping post 12 embeds corresponding groove and protrudes from the outer trailing flank that turns edge of plug casing 11 thereafter after the side direction; The front end of coupling nut 13 is provided with internal thread; The internal thread at this place is used for the external thread bolt connection on the housing with corresponding socket; Screw thread in the coupling nut 13 adopts three crank slot forms; Has through hole between the front and back end of coupling nut 13; This through hole is a shoulder hole, its big footpath section be positioned at the rear end and and the path section between form the rearward step surface of one side, this step surface cooperates with the leading flank block of the outer 11-1 of turning edge of plug casing 11; Thereby can prevent that coupling nut 13 from deviating from plug casing 11 from the rear end of plug casing 11; The outer rears that turn edge in plug casing 1 in the coupling nut 13 are provided with lock washer 14, ripple spring 15, back-up ring 16 and jump ring 17 in the past backward successively, and its guide ring 16 is limited in the coupling nut 13 by jump ring 17 and cooperates with step surface block on the outside wall surface of being located at plug casing 11 through the front side, thereby can prevent that coupling nut 13 from deviating from plug casing 11 from the front end of plug casing 1; So far step surfaces in back-up ring 16 and the coupling nut 13 have realized that coupling nut 13 cooperates with anticreep between the plug casing 11, and ripple spring 15 is mounted between back-up ring 16 and the lock washer 14; The outer peripheral face of lock washer 4 is provided with and only revolves projection 14-1; The internal face of coupling nut 13 is provided with and respectively only revolves projection 14-1 and ends spin slot 13-1 one to one; Lock washer 14 only revolves projection 14-1 and ends spin slot 13-1 and only revolve to cooperate also with coupling nut 13 and cooperate with coupling nut 13 guiding activities in the axial direction through said; The leading flank of lock washer 14 is provided with draw-in groove 14-2, and in the present embodiment, said draw-in groove 14-2 has three and corresponding one by one with three bumping posts 12; Each draw-in groove 14-2 is all V-shaped; The gradient of one internal face that on the precession direction of coupling nut 13, is positioned at the place ahead in two walls of draw-in groove 14-2 is greater than the gradient of another internal face, and under the effect of ripple spring 15, each bumping post 12 is arranged in respectively in the corresponding with it draw-in groove; During turn coupling nut 13; Lock washer 14 rotates with respect to plug casing 11 with coupling nut 13, but since the internal face gradient of two cell walls of each draw-in groove on the lock washer 14 do not wait, so bumping post 12 when coupling nut 13 precessions to the resistance of lock washer 14 less than its resistance when coupling nut 13 screws out to lock washer 14; Thereby make coupling nut 13 in vibration environment, produce the trend of precession, realized the locking of coupling nut 13; In addition; Because the distance between outer the turning edge back-up ring 16 and plug casing 11 confirms, therefore when turn coupling nut 13 and when driving lock washer 14 rotations, the maximum compressibility of ripple spring 15 is merely the insert depth of bumping post in the draw-in groove of lock washer 14; Thereby can set the decrement of ripple spring 15; Avoid its pressurized transition and produce fatigue, and then increase its useful life, increase the operate as normal cycle of plug casing assembly; The place, the place ahead that plug casing 11 turns edge outside it is arranged with ground connection spring coil 18, and the ground connection spring coil can electrically contact to realize comprehensive shielding with the metal shell of socket when plug plugs together with corresponding socket.
In other embodiment of plug, the bumping post described in the embodiment 1 of plug can also fixedly be assemblied on the plug casing, and promptly bumping post needn't be rotatably assorted with plug casing; The quantity of bumping post and draw-in groove is all can more than one; The shape of the draw-in groove on the described lock washer can also be the butt V-arrangement.
Claims (8)
1. plug casing assembly; Comprise that plug casing and coaxial rotation are sheathed on the coupling nut on the plug casing; Said coupling nut in front end be provided with internal thread and with plug casing in the axial direction anticreep cooperate; It is characterized in that the periphery of said plug casing is provided with bumping post, an end of said bumping post is assembled on the plug casing; The other end is radially dispersed extension along plug casing; Is movably set with lock washer vertically in the rear of said bumping post in the coupling nut, said lock washer and coupling nut only revolve and cooperate and be provided with the draw-in groove of V-arrangement or butt V-arrangement in leading flank, and the gradient of one internal face that on the precession direction of coupling nut, is positioned at the place ahead in two walls of said draw-in groove is greater than the gradient of another internal face; Be top-loaded with the ripple spring between the rear side of lock washer and the coupling nut.
2. plug casing assembly according to claim 1 is characterized in that, said bumping post is rotatably assorted around its axis and said plug casing separately.
3. plug casing assembly according to claim 1 and 2; It is characterized in that; Said plug casing is provided with the outer trailing flank that turns edge and outside it, turn edge and is provided with and said bumping post corresponding groove, and said bumping post is located in the corresponding groove and the trailing flank of bumping post protrudes from the said outer trailing flank that turns edge backward.
4. plug casing assembly according to claim 1 and 2 is characterized in that, is arranged with on the said plug casing to be used for and the electrical ground connection spring coil that contacts of the housing of adaptive socket.
5. plug; Comprise that plug casing, coaxial rotation are sheathed on the coupling nut on the plug casing and are assemblied in the contact in the said plug casing through insulator; Said coupling nut in front end be provided with internal thread and with plug casing in the axial direction anticreep cooperate; It is characterized in that the periphery of said plug casing is provided with bumping post, an end of said bumping post is assembled on the plug casing; The other end is radially dispersed extension along plug casing; Is movably set with lock washer vertically in the rear of said bumping post in the coupling nut, said lock washer and coupling nut only revolve and cooperate and be provided with the draw-in groove of V-arrangement or butt V-arrangement in leading flank, and the gradient of one internal face that on the precession direction of coupling nut, is positioned at the place ahead in two walls of said draw-in groove is greater than the gradient of another internal face; Be top-loaded with the ripple spring between the rear side of lock washer and the coupling nut.
6. plug according to claim 5 is characterized in that, said bumping post is rotatably assorted around its axis and said plug casing separately.
7. according to claim 5 or 6 described plugs; It is characterized in that; Said plug casing is provided with the outer trailing flank that turns edge and outside it, turn edge and is provided with and said bumping post corresponding groove, and said bumping post is located in the corresponding groove and the trailing flank of bumping post protrudes from the said outer trailing flank that turns edge backward.
8. according to claim 5 or 6 described plugs, it is characterized in that, be arranged with on the said plug casing and be used for and ground connection spring coil that the housing of adaptive socket electrically contacts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210023309.3A CN102544893B (en) | 2012-02-02 | 2012-02-02 | Plug shell assembly and plug with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210023309.3A CN102544893B (en) | 2012-02-02 | 2012-02-02 | Plug shell assembly and plug with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102544893A true CN102544893A (en) | 2012-07-04 |
| CN102544893B CN102544893B (en) | 2014-10-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210023309.3A Expired - Fee Related CN102544893B (en) | 2012-02-02 | 2012-02-02 | Plug shell assembly and plug with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102544893B (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103050827A (en) * | 2012-12-05 | 2013-04-17 | 中航光电科技股份有限公司 | Dust-proof plug and electrical connector assembly applying same |
| CN103311749A (en) * | 2013-05-15 | 2013-09-18 | 大唐移动通信设备有限公司 | Radio frequency connector |
| CN104503034A (en) * | 2014-12-18 | 2015-04-08 | 中航光电科技股份有限公司 | Screw-joint locking optical fiber connector shell assembly |
| CN104536097A (en) * | 2014-12-18 | 2015-04-22 | 中航光电科技股份有限公司 | Threaded looseness prevention optical fiber connector plug |
| CN104536096A (en) * | 2014-12-18 | 2015-04-22 | 中航光电科技股份有限公司 | Threaded looseness prevention optical fiber connector plug shell assembly |
| CN105144504A (en) * | 2013-03-15 | 2015-12-09 | 罗森伯格高频技术有限及两合公司 | Plug-type connector |
| CN105958249A (en) * | 2016-06-24 | 2016-09-21 | 中航光电科技股份有限公司 | Electrical connector |
| CN105958254A (en) * | 2016-06-24 | 2016-09-21 | 中航光电科技股份有限公司 | Electrical connector shell assembly and electrical connector employing same |
| CN111541075A (en) * | 2020-05-20 | 2020-08-14 | 中航光电科技股份有限公司 | Connector capable of preventing corrugated spring from being worn |
| CN112909639A (en) * | 2021-01-28 | 2021-06-04 | 深圳市盛格纳电子有限公司 | Shockproof connector and connector assembly |
| CN114744440A (en) * | 2022-04-27 | 2022-07-12 | 中航光电科技股份有限公司 | Bayonet connector with anti-backing and self-locking function |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103050827B (en) * | 2012-12-05 | 2015-04-08 | 中航光电科技股份有限公司 | Dust-proof plug and electrical connector assembly applying same |
| CN103050827A (en) * | 2012-12-05 | 2013-04-17 | 中航光电科技股份有限公司 | Dust-proof plug and electrical connector assembly applying same |
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| CN103311749A (en) * | 2013-05-15 | 2013-09-18 | 大唐移动通信设备有限公司 | Radio frequency connector |
| CN103311749B (en) * | 2013-05-15 | 2016-08-24 | 大唐移动通信设备有限公司 | A kind of radio frequency connector |
| CN104503034A (en) * | 2014-12-18 | 2015-04-08 | 中航光电科技股份有限公司 | Screw-joint locking optical fiber connector shell assembly |
| CN104536097A (en) * | 2014-12-18 | 2015-04-22 | 中航光电科技股份有限公司 | Threaded looseness prevention optical fiber connector plug |
| CN104536096A (en) * | 2014-12-18 | 2015-04-22 | 中航光电科技股份有限公司 | Threaded looseness prevention optical fiber connector plug shell assembly |
| CN104503034B (en) * | 2014-12-18 | 2018-01-05 | 中航光电科技股份有限公司 | Locking thread joints of optical fibre housing unit |
| CN105958249A (en) * | 2016-06-24 | 2016-09-21 | 中航光电科技股份有限公司 | Electrical connector |
| CN105958249B (en) * | 2016-06-24 | 2018-05-22 | 中航光电科技股份有限公司 | A kind of electric connector |
| CN105958254B (en) * | 2016-06-24 | 2018-05-29 | 中航光电科技股份有限公司 | Electric connector housing component and the electric connector using the housing unit |
| CN105958254A (en) * | 2016-06-24 | 2016-09-21 | 中航光电科技股份有限公司 | Electrical connector shell assembly and electrical connector employing same |
| CN111541075A (en) * | 2020-05-20 | 2020-08-14 | 中航光电科技股份有限公司 | Connector capable of preventing corrugated spring from being worn |
| CN112909639A (en) * | 2021-01-28 | 2021-06-04 | 深圳市盛格纳电子有限公司 | Shockproof connector and connector assembly |
| CN112909639B (en) * | 2021-01-28 | 2021-09-17 | 深圳市盛格纳电子有限公司 | Shockproof connector and connector assembly |
| CN114744440A (en) * | 2022-04-27 | 2022-07-12 | 中航光电科技股份有限公司 | Bayonet connector with anti-backing and self-locking function |
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