CN102655301A - Self-tapping plug and connector assembly using same - Google Patents
Self-tapping plug and connector assembly using same Download PDFInfo
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- CN102655301A CN102655301A CN2012101305915A CN201210130591A CN102655301A CN 102655301 A CN102655301 A CN 102655301A CN 2012101305915 A CN2012101305915 A CN 2012101305915A CN 201210130591 A CN201210130591 A CN 201210130591A CN 102655301 A CN102655301 A CN 102655301A
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Abstract
The invention relates to a self-tapping plug and a connector assembly using the same. The self-tapping plug comprises a plug shell of which the front end is provided with a splicing segment rotatably spliced with an adaptive socket before the plug and the adaptive socket are spliced in place; a connection helmet is sleeved on the plug shell; a nut screw rod mechanism is directly formed between the connection helmet and the plug shell or through a thread bushing matched with one of the connection helmet and the plug shell in a stop rotation way and matched with the other one the connection helmet and the plug shell in a threaded way; the connection helmet is provided with a convex key clamped in an annular groove on the shell of the adaptive socket at the front end of the inner wall face so that the connection helmet and the adaptive socket are matched in an anti-channeling way in the front and rear direction; and the convex key is provided with an outer surface matched with the annular groove bottom or wall in a gliding or clearance manner so that the connection helmet can rotate relative to the adaptive socket. According to the invention, the problem of low locking and unlocking efficiency between the plug and the socket of the connector assembly when the axial dimension of the socket is limited can be solved.
Description
Technical field
The present invention relates to field of connectors, especially a kind of self-tapping type plug and use the connector assembly of this plug.
Background technology
Along with integrated, the modularization development of equipment such as communicating by letter, electric, the connector assembly with the characteristic of inserting soon soon pull out has obtained application more and more widely, especially after optoelectronic composite cable occurs; The application of photoelectricity mixed loading connector assembly is also increasingly extensive; Present connector assembly mostly is made up of plug and socket, and plug comprises housing and be assemblied in the plug contact in the plug casing through pin insulator that socket comprises Socket casing and is assemblied in the socket contact in the Socket casing through the socket insulator; During work; Connect or break off the circuit of correspondence through the plug between the plug and socket, in the actual application, tend between plug and socket, be provided with locking mechanism; And coupling nut is exactly wherein common a kind of; In the prior art, nut often rotate be assemblied on the plug casing and and plug casing between on the grafting direction anti-channeling movingly, Socket casing then in the outer peripheral face of its inserted terminal be provided with coupling nut on the corresponding external screw thread of internal thread; After plug and socket plug together, cooperate the locking that realizes between plug and the socket with external screw thread on the socket through the turn coupling nut.Above-mentioned locking mechanism has obtained using widely in field of connectors, still, and at some special occasions; Pegged graft the restriction of the size on the direction can't be opened in the external screw thread that coupling nut cooperates the time like Socket casing, just above-mentioned locking mechanism can't use, when running into above-mentioned situation; Can only adopt the mode of establishing locking device in addition to realize the locking between plug and the socket; This locking mode is wasted time and energy, and efficient is extremely low, disagrees with the characteristic that connector is inserted soon soon pulled out.
Summary of the invention
The object of the present invention is to provide a kind of self-tapping type plug, with locking and the inefficient problem of release when the socket axial dimension is limited between the plug and socket that solves connector assembly.
Simultaneously, the present invention also aims to provide the connector assembly that uses above-mentioned self-tapping type plug.
In order to address the above problem; Self-tapping type plug of the present invention adopts following technical scheme: a kind of self-tapping type plug; Comprise plug casing; The front end of said plug casing has to be used for plugging together at plug and adaptive socket and only revolves the inserting section of inserting with adaptive socket before putting in place; Be arranged with attachment cap on the plug casing; Directly form between said attachment cap and the plug casing screw screw mechanism or through with the two in one only revolve cooperates, with the thread bush formation screw screw mechanism of another threaded engagement; Attachment cap is provided with annular groove on the housing that is used to snap in adaptive socket so that attachment cap and adaptive socket anti-channeling protruding key movingly on fore-and-aft direction in the front end place of inner wall surface thereof, said protruding key have be used for the bottom land of said annular groove cell wall is slidingly matched or matched in clearance so that the outer surface that attachment cap can rotate with respect to adaptive socket.
Be provided with in the attachment cap around plug casing and with plug casing and only revolve the elastic pawl of the arc that cooperates; Said elastic pawl along fore-and-aft direction and plug casing guiding cooperate and inner wall surface thereof and plug casing between have the spacing of actuating; The outside wall surface of elastic pawl is provided with ratchet; Attachment cap is provided with the locked groove that supplies said ratchet to snap in or deviate from; When attachment cap drove plug and adaptive socket and plugs together, ratchet is positioned at a side in the place ahead on the direction of rotation of attachment cap the gradient of side was positioned at the gradient of side of a side at rear greater than it.
Said locked groove comprises the locked groove that separates that locked groove and confession ratchet snap in that plugs together that supplies that ratchet snaps in when plug plugs together with adaptive socket when plug separates with adaptive socket; Plug together locked groove and separate the axis laying of locked groove around attachment cap; When the turn attachment cap makes ratchet walk to when plugging together locked groove from said separation locked groove, plug together between plug casing and the adaptive socket to put in place.
Form the screw screw mechanism through said thread bush between said attachment cap and the plug casing; Said thread bush ends with attachment cap that spinning fits over and leads on fore-and-aft direction with attachment cap and cooperates; Plug casing and thread bush threaded engagement; Rear in thread bush in the attachment cap is equipped with baffle ring, is top-loaded with the ripple spring between the rear end of thread bush and the baffle ring.
Be provided with the support set of the decrement that is used to limit the ripple spring between the rear end of thread bush and the baffle ring, support set is looped around around the ripple spring.
Connector assembly of the present invention adopts following technical scheme: a kind of connector assembly; Comprise being the plug and socket of inserted terminal separately with the front end; Plug comprises plug casing; Socket comprises Socket casing; Plug casing is provided with the plug inserting section in front end; Socket casing is provided with to be used for plugging together at plug and socket in front end and only revolves the socket inserting section of inserting with the plug inserting section before putting in place; Offer coaxial with it annular slot on the Socket casing outer surface and be provided with and extend to the guiding groove that is communicated with said annular slot from front to back, be arranged with attachment cap on the plug casing in front end, directly form between said attachment cap and the plug casing screw screw mechanism or through with the two in one only revolve cooperates, with the thread bush formation screw screw mechanism of another threaded engagement; Attachment cap is provided with in the front end place of inner wall surface thereof when plug and socket are pegged graft through the guiding groove guiding and moves and snap in annular groove on the Socket casing so that attachment cap and socket anti-channeling protruding key movingly on fore-and-aft direction, protruding key have be used for the bottom land of said annular slot cell wall is slidingly matched or matched in clearance so that attachment cap with respect to the outer surface of Socket casing rotation.
Be provided with in the attachment cap around plug casing and with plug casing and only revolve the elastic pawl of the arc that cooperates; Said elastic pawl along fore-and-aft direction and plug casing guiding cooperate and inner wall surface thereof and plug casing between have the spacing of actuating; The outside wall surface of elastic pawl is provided with ratchet; Attachment cap is provided with the locked groove that supplies said ratchet to snap in or deviate from; When attachment cap drove plug and socket and plugs together, ratchet is positioned at a side in the place ahead on the direction of rotation of attachment cap the gradient of side was positioned at the gradient of side of a side at rear greater than it.
Said locked groove comprises the locked groove that separates that locked groove and confession ratchet snap in that plugs together that supplies that ratchet snaps in when plug plugs together with socket when plug separates with socket; Plug together locked groove and separate the axis laying of locked groove around attachment cap; When the turn attachment cap makes ratchet walk to when plugging together locked groove from said separation locked groove, plug together between plug casing and the Socket casing to put in place.
Form the screw screw mechanism through said thread bush between said attachment cap and the plug casing; Said thread bush ends with attachment cap that spinning fits over and leads on fore-and-aft direction with attachment cap and cooperates; Plug casing and thread bush threaded engagement; Rear in thread bush in the attachment cap is equipped with baffle ring, is top-loaded with the ripple spring between the rear end of thread bush and the baffle ring.
Be provided with the support set of the decrement that is used to limit the ripple spring between the rear end of thread bush and the baffle ring, support set is looped around around the ripple spring.
Because self-tapping type plug of the present invention is provided with said attachment cap on its plug casing, and directly forms the screw screw mechanism between attachment cap and the plug casing or form the screw screw mechanism through said thread bush, attachment cap is provided with said protruding key; Therefore, in the process of using, can control attachment cap and adaptive socket plugs together and make said protruding key snap in the annular groove on the adaptive socket, at this moment; Because the effect of said inserting section; Make plug casing to rotate with respect to adaptive socket, said attachment cap then can rotate with respect to the housing of adaptive socket, and the turn attachment cap just can be pushed ahead plug casing through said screw screw mechanism; Thereby making to plug together between plug and the adaptive socket puts in place; Realize plugging together of plug and socket, under this state, attachment cap then is equivalent to coupling nut of the prior art; Can realize the locking between plug and the adaptive socket; Because attachment cap does not all have axially (fore-and-aft direction) relative displacement in progradation and between the adaptive socket, so the axial dimension of the housing of adaptive socket there is not specific (special) requirements, even limited at the axial dimension of adaptive socket; In the time of can't screw thread being set; Also can the form through threaded engagement realize locking and release between plug and the adaptive socket, easy to operate, quick, solved locking and the inefficient problem of release when the socket axial dimension is limited between the plug and socket of connector assembly.
Further; Described elastic pawl is set in attachment cap and said ratchet is set on elastic pawl; Between the internal face of ratchet and plug casing, the said spacing that actuates is set; Said locked groove is set, and on the internal face of attachment cap when attachment cap drives plug and adaptive socket and plugs together, ratchet is positioned at a side in the place ahead on the direction of rotation of attachment cap the gradient of side is positioned at the gradient of side of a side at rear greater than it; Thereby make resistance when the resistance of attachment cap when driving plug casing and plug together with adaptive socket orders about plug casing and separate with adaptive socket less than it; In the time of in applying to vibration environment, ratchet can make attachment cap produce can to order about and the rotation trend that plug casing and adaptive socket plug together prevent getting loose in vibration environment between plug and the adaptive socket; Because said elastic pawl itself has elasticity; Therefore ratchet moment of falling into locked groove must be sent sound; Locked groove is divided into saidly plugs together locked groove and separate locked groove; And the two is laid around the axis of attachment cap, when the turn attachment cap makes ratchet walk to when plugging together locked groove from said separation locked groove, plugs together between plug casing and the Socket casing to put in place; Thereby with inserting between the position of locked groove and plug and the adaptive socket, branch state corresponding get up, and then whether the sound of generation is indicated to plug together between plug and the adaptive socket and is put in place can fall into corresponding locked groove according to ratchet the time; Make thread bush end with attachment cap that spinning fits over and on fore-and-aft direction, lead and cooperate with attachment cap; Plug casing and thread bush threaded engagement; Said baffle ring is set in attachment cap and between the rear end of thread bush and baffle ring top dress ripple spring, thereby but the double thread cover produces certain roof pressure power, prevent its free play in attachment cap; Prevent that plug and socket from plugging together the generation of situation not in place, make that simultaneously the revolving force of attachment cap is soft; Support set is used to limit the maximum compressibility of ripple spring, and it is tired to avoid the ripple spring to produce because of deformation is excessive.
Because the socket of connector assembly of the present invention offers coaxial with it annular slot and is provided with the guiding groove that is communicated with said annular slot in front end on its Socket casing, the plug casing of its plug is provided with said attachment cap, and directly forms the screw screw mechanism between attachment cap and the plug casing or form the screw screw mechanism through said thread bush; Attachment cap is provided with said protruding key, therefore, in the process of using, can control attachment cap and socket plugs together and make said protruding key snap in the annular groove on the socket; At this moment, because the effect of said inserting section makes plug casing to rotate with respect to socket; Said attachment cap then can rotate with respect to the housing of socket; The turn attachment cap just can be pushed ahead plug casing through said screw screw mechanism, thereby making to plug together between the plug and socket puts in place, realizes plugging together of plug and socket; Under this state; Attachment cap then is equivalent to coupling nut of the prior art, can realize the locking between plug and the socket, because attachment cap does not all have axially (fore-and-aft direction) relative displacement in progradation and between the socket; Therefore the axial dimension to the housing of socket does not have specific (special) requirements; Even the axial dimension at socket is limited, in the time of can't screw thread being set, also can realize locking and release between plug and the socket through the form of threaded engagement; Easy to operate, quick, solved locking and the inefficient problem of release when the socket axial dimension is limited between the plug and socket of connector assembly.
Further; Described elastic pawl is set in attachment cap and said ratchet is set on elastic pawl; Between the internal face of ratchet and plug casing, the said spacing that actuates is set; Said locked groove is set, and on the internal face of attachment cap when attachment cap drives plug and socket and plugs together, ratchet is positioned at a side in the place ahead on the direction of rotation of attachment cap the gradient of side is positioned at the gradient of side of a side at rear greater than it; Thereby make resistance when the resistance of attachment cap when driving plug casing and plug together with socket orders about plug casing and separate with socket less than it; In the time of in applying to vibration environment, ratchet can make attachment cap produce can to order about and the rotation trend that plug casing and socket plug together prevent getting loose in vibration environment between plug and the socket; Because said elastic pawl itself has elasticity; Therefore ratchet moment of falling into locked groove must be sent sound; Locked groove is divided into saidly plugs together locked groove and separate locked groove; And the two is laid around the axis of attachment cap, when the turn attachment cap makes ratchet walk to when plugging together locked groove from said separation locked groove, plugs together between plug casing and the Socket casing to put in place; Thereby with inserting between the position of locked groove and plug and the socket, branch state corresponding get up, and then whether the sound of generation is indicated to plug together between plug and the socket and is put in place can fall into corresponding locked groove according to ratchet the time; Make thread bush end with attachment cap that spinning fits over and on fore-and-aft direction, lead and cooperate with attachment cap; Plug casing and thread bush threaded engagement; Said baffle ring is set in attachment cap and between the rear end of thread bush and baffle ring top dress ripple spring, thereby but the double thread cover produces certain roof pressure power, prevent its free play in attachment cap; Prevent that plug and socket from plugging together the generation of situation not in place, make that simultaneously the revolving force of attachment cap is soft; Support set is used to limit the maximum compressibility of ripple spring, and it is tired to avoid the ripple spring to produce because of deformation is excessive.
Description of drawings
Fig. 1 is the structural representation of the embodiment 1 of self-tapping type plug of the present invention;
Fig. 2 is the structural representation of the plug casing among Fig. 1;
Fig. 3 is the structural representation of the attachment cap among Fig. 1;
Fig. 4 is the stereogram of the attachment cap among Fig. 1;
Fig. 5 is the structural representation of the elastic pawl among Fig. 1;
Fig. 6 is the stereogram of the elastic pawl among Fig. 1;
Fig. 7 is the structural representation of thread bush under a visual angle among Fig. 1;
Fig. 8 is the structural representation of thread bush under another visual angle among Fig. 1;
Fig. 9 is the structural representation of the socket among the embodiment 1 of connector assembly of the present invention;
Figure 10 is the structural representation of self-tapping type plug of the embodiment 1 of connector assembly of the present invention;
Figure 11 is the structural representation of the plug casing among Figure 10;
Figure 12 is the structural representation of the attachment cap among Figure 10;
Figure 13 is the stereogram of the attachment cap among Figure 10;
Figure 14 is the structural representation of the elastic pawl among Figure 10;
Figure 15 is the stereogram of the elastic pawl among Figure 10;
Figure 16 is the structural representation of thread bush under a visual angle among Figure 10;
Figure 17 is the structural representation of thread bush under another visual angle among Figure 10.
Embodiment
The embodiment 1 of self-tapping type plug of the present invention shown in Fig. 1-8, comprises plug casing 11; Plug casing 11 adopts the spline housing, and its integral body is cylindrical and have the inserting section that is positioned at front end, and the internal face of inserting section is provided with guide-localization key 11-1; When plugging together with adaptive socket, the effect that guide-localization key 11-1 plays guiding, location and only revolves, in addition; Be provided with an external thread section 11-2 and be equipped with attachment cap 12 through external thread section 11-2 after the inserting section of plug casing 11, attachment cap 12 is ladder axle sleeve shape, comprises path section that is positioned at front end and the big footpath section that is positioned at the rear end; The front end of said path section is provided with protruding key 12-1 in internal face; Protruding key 12-1 is used for when said plug and adaptive socket are pegged graft, snapping in the annular groove on the adaptive socket, makes between attachment cap 12 and the adaptive socket that anticreep cooperates in the axial direction, in addition; Protruding key 12-1 have be used for adaptive socket on the be slidingly matched outer surface of (or matched in clearance) of the bottom land or the cell wall of annular groove; This makes protruding key 12-1 when realizing attachment cap 12 and axial anticreep between the adaptive socket cooperates, can also realize the rotation of attachment cap 12 with respect to socket, and attachment cap 12 the past in the endoporus of its big footpath section is equipped with elastic pawl 13, thread bush 14, support set 15 and ripple spring 16 and baffle ring 17 backward successively, wherein elastic pawl 13 semicirculars in shape and be looped around plug casing 11 peripheries; The medial surface of elastic pawl 13 (towards the surface of a side of plug casing) is provided with one and only revolves key 13-1; Plug casing 11 be provided with only revolve key 13-1 corresponding end spin slot 11-3, end spin slot 11-3 and extend, thereby make on the one hand and can't relatively rotate between elastic pawl 13 and the plug casing 11 along fore-and-aft direction; Making on the other hand leads on fore-and-aft direction between elastic pawl 13 and the plug casing 11 cooperates; The height that only revolves key 13-1 is greater than the degree of depth of ending spin slot 11-3, thereby makes that formation one actuates spacing between medial surface and the plug casing 11 of elastic pawl 13, and this actuates spacing is that the elastic actuating of elastic pawl 13 provides the space; The outside wall surface of elastic pawl 13 is provided with ratchet 13-2; The ratchet of each elastic pawl 13 has two and two ratchets to lay respectively at the place, two ends of elastic pawl 13 in the present embodiment, and the internal face of attachment cap 12 is provided with the corresponding locked groove 12-2 of ratchet of elastic pawl 13, in the present embodiment; The locked groove of corresponding each ratchet respectively has two; Be respectively and plug together locked groove and separate locked groove, the two is laid around the axis of attachment cap 12, when two ratchets of an elastic pawl 13 all are arranged in corresponding separation locked groove or all are positioned at corresponding when plugging together locked groove; 13 of this elastic pawls are stuck in the attachment cap 12; In the present embodiment, elastic pawl 13 has two, and two elastic pawls 13 one in front and one in back are set up in parallel; Thread bush 14 has internal thread; Its outer peripheral face is provided with feather key 14-1; The internal face of attachment cap 12 is provided with the gathering sill 12-3 that extends along fore-and-aft direction; Be not assembled together and cooperate along the fore-and-aft direction guiding through feather key and gathering sill are relatively turnable between thread bush 14 and the attachment cap 12, in addition, 14-2 turns edge in the rear end of thread bush 14 has; Baffle ring 17 is assemblied in the attachment cap 12 through the circlip 18 that is fastened in the attachment cap 12 in its place, rear; Ripple spring 16 and support set 15 all are located between baffle ring 17 and the thread bush 14; Wherein ripple spring 16 top be contained in thread bush 14 in turn edge and baffle ring 17 between, thereby make axial freely relative displacement can't take place between thread bush 14 and the attachment cap 12 that support set 15 is looped around around the ripple spring 16; It is used to limit the decrement of ripple spring 16, thus protection ripple spring 16; So far form the screw screw mechanism through thread bush 14 between attachment cap 12 and the plug casing 11, also be arranged with sleeve 19 on the attachment cap 12, sleeve 19 is used to supply the operator to control, and it is fixed together through jackscrew and attachment cap 12.Be equipped with contact through insulator 33 in the plug casing 11; In the present embodiment; Contact is divided into light contact 20 and electric contact piece 21; This makes the plug of present embodiment constitute photoelectricity and loads in mixture plug, wherein light contact 20 and plug casing 11 coaxial settings, 21 peripheries that are laid in light contact 20 of electric contact piece; Plug casing 11 also one in front and one in back is equipped with shielding spring coil 34 and sealing ring 22 through the coaxial groove that is opened on the inner wall surface thereof; The shielding spring coil is used to realize the electric connection between the housing of plug casing and adaptive socket; Guarantee the shielding properties of plug, sealing ring 22 is used for when plug and adaptive socket plug together and between the housing of adaptive socket, being sealed and matched; The rear end of plug casing 11 is equipped with annex, and annex comprises attachment housings 23, has a cable passage on the attachment housings 23, has 90 ° angle between the center line of the import and export of cable passage, thereby has realized the radially outlet of plug; The front end of attachment housings 23 is rotatably equipped with coupling nut 25 through jump ring 24; Cooperate along the fore-and-aft direction anticreep between coupling nut 25 and the attachment housings 23; In addition; The endoporus of coupling nut 25 is pre-small post-large stepped hole, forms a step surface between its path section and the big footpath section, is provided with O-ring seal 26 between the front end of this step surface and attachment housings 23; O-ring seal 26 is used to realize being sealed and matched between coupling nut 25 and the attachment housings 23; Attachment housings 23 its line outlet place have through screw-internal thread fit straight connector 27 and and straight connector 27 between be provided with O type circle 28, O type circle 28 is used to realize being sealed and matched between straight connector 27 and the attachment housings 23, on away from the direction of attachment housings, is equipped with shielding ring 29, sealing shroud 30, back-up ring 31 and sealing nut 32 successively in the straight connector 27; Wherein shielding ring 29 is used for realizing with the screen crimping of cable the ground connection or the combined shielding of cable; Sealing shroud 30 is used for being sealed and matched with cable, and sealing nut 32 turns edge in being provided with near an end of the opening of straight connector, and it is used to compress sealing shroud 30 makes it to take place deformation to compress cable; 31 of back-up rings for prevent to turn edge in the sealing nut and sealing shroud between directly rotation relatively, reduce rotational resistance.
During use, at first control sleeve and adaptive socket, make that the protruding key on the attachment cap snaps in the annular groove on the adaptive socket inserting; Between the inserting section of plug casing and the housing of adaptive socket plug and socket peg graft put in place before at first not relatively turnable grafting; Continue the turn attachment cap this moment, and then plug moves forward under the ordering about of attachment cap, puts in place thereby plug together with adaptive socket; In the attachment cap rotating process; The gradient of side that on the rotation direction of attachment cap, is positioned at a side in the place ahead is positioned at the gradient of side of a side at rear greater than it, thereby makes resistance when the resistance of attachment cap when driving plug casing and plug together with socket orders about plug casing and separate with socket less than it, in the time of in applying to vibration environment; Ratchet can make attachment cap produce can to order about the rotation trend that plug casing and socket plug together; Prevent getting loose in vibration environment between plug and the socket because said elastic pawl itself has elasticity, so the moment that ratchet falls into locked groove must send sound; Locked groove is divided into saidly plugs together locked groove and separate locked groove; And the two is laid around the axis of attachment cap, when the turn attachment cap makes ratchet walk to when plugging together locked groove from said separation locked groove, plugs together between plug casing and the Socket casing to put in place; Thereby with inserting between the position of locked groove and plug and the socket, branch state corresponding get up, and then whether the sound of generation is indicated to plug together between plug and the socket and is put in place can fall into corresponding locked groove according to ratchet the time.
In other embodiment of self-tapping type plug of the present invention; Thread bush described in the embodiment 1 of above-mentioned self-tapping type plug can also omit; In such cases, can on the internal face of attachment cap, offer internal thread, make directly to constitute the screw screw mechanism between attachment cap and the plug casing; Said thread bush can also be external thread sleeve; In such cases, can on the internal face of attachment cap, offer internal thread, make thread bush and attachment cap threaded engagement; Thread bush is only revolved with plug casing cooperate, thereby make attachment cap and plug casing form the screw screw mechanism through thread bush; Said locked groove also can be divided into and plugs together locked groove and separate locked groove, and in such cases, locked groove still possesses antidetonation and loosens function, but does not possess deixis; Resistance when making the resistance of attachment cap when driving plug casing and plug together order about plug casing and separate with socket less than it with socket; The gradient of two cell walls that the correspondence of locked groove also can be set realizes; The angle of inclination of two cell walls of locked groove is not waited equally and can be realized; Certainly, in such cases, the then available fixture block of ratchet replaces; Described contact can also all be the light contact or all be electric contact piece.
The embodiment 1 of connector assembly of the present invention shown in Fig. 9-17, is made up of plug 101 and socket 102.
Socket is as shown in Figure 9; Comprise Socket casing 41, Socket casing is columnar metal shell, and it is inserted terminal with the front end and is provided with in front end and is used for the socket inserting section of pegging graft with plug; The outside wall surface of socket inserting section is provided with guiding groove and is used for only revolving the spin slot that ends that cooperates with plug; In addition, the place, rear at said guiding groove on the Socket casing 41 also is provided with the annular slot 41-1 that communicates with guiding groove, is equipped with the socket contact through socket insulator 42 in the plug casing 41; The socket contact is divided into socket light contact 43 and socket electric contact piece 44, and this makes the socket in the present embodiment form photoelectricity mixing socket.
Plug comprises plug casing 51 shown in Figure 10-17, plug casing 51 adopts the spline housing; Its integral body is cylindrical and have the inserting section that is positioned at front end, and the internal face of inserting section is provided with guide-localization key 51-1, when plugging together with socket; The effect that guide-localization key 51-1 plays guiding, location and only revolves in addition, is provided with an external thread section 51-2 and is equipped with attachment cap 52 through external thread section 51-2 after the inserting section of plug casing 51; Attachment cap 52 is ladder axle sleeve shape, comprises path section that is positioned at front end and the big footpath section that is positioned at the rear end, and the front end of said path section is provided with protruding key 52-1 in internal face; Protruding key 52-1 is used for when said plug and socket are pegged graft, snapping in the annular slot on the Socket casing, makes between attachment cap 52 and the socket that anticreep cooperates in the axial direction, in addition; Protruding key 52-1 have be used for Socket casing on the be slidingly matched outer surface of (or matched in clearance) of the bottom land or the cell wall of annular slot; This makes protruding key 52-1 when realizing attachment cap 52 and axial anticreep between the socket cooperates, can also realize the rotation of attachment cap 52 with respect to socket, and attachment cap 52 the past in the endoporus of its big footpath section is equipped with elastic pawl 53, thread bush 54, support set 55 and ripple spring 56 and baffle ring 57 backward successively, wherein elastic pawl 53 semicirculars in shape and be looped around plug casing 51 peripheries; The medial surface of elastic pawl 53 (towards the surface of a side of plug casing) is provided with one and only revolves key 53-1; Plug casing 51 be provided with only revolve key 53-1 corresponding end spin slot 51-3, end spin slot 51-3 and extend, thereby make on the one hand and can't relatively rotate between elastic pawl 53 and the plug casing 51 along fore-and-aft direction; Making on the other hand leads on fore-and-aft direction between elastic pawl 53 and the plug casing 51 cooperates; The height that only revolves key 53-1 is greater than the degree of depth of ending spin slot 51-3, thereby makes that formation one actuates spacing between medial surface and the plug casing 51 of elastic pawl 53, and this actuates spacing is that the elastic actuating of elastic pawl 53 provides the space; The outside wall surface of elastic pawl 53 is provided with ratchet 53-2; The ratchet of each elastic pawl 53 has two and two ratchets to lay respectively at the place, two ends of elastic pawl 53 in the present embodiment, and the internal face of attachment cap 52 is provided with the corresponding locked groove 52-2 of ratchet of elastic pawl 53, in the present embodiment; The locked groove of corresponding each ratchet respectively has two; Be respectively and plug together locked groove and separate locked groove, the two is laid around the axis of attachment cap 52, when two ratchets of an elastic pawl 53 all are arranged in corresponding separation locked groove or all are positioned at corresponding when plugging together locked groove; 53 of this elastic pawls are stuck in the attachment cap 52; In the present embodiment, elastic pawl 53 has two, and two elastic pawls 53 one in front and one in back are set up in parallel; Thread bush 54 has internal thread; Its outer peripheral face is provided with feather key 54-1; The internal face of attachment cap 52 is provided with the gathering sill 52-3 that extends along fore-and-aft direction; Be not assembled together and cooperate along the fore-and-aft direction guiding through feather key and gathering sill are relatively turnable between thread bush 54 and the attachment cap 52, in addition, 54-2 turns edge in the rear end of thread bush 54 has; Baffle ring 57 is assemblied in the attachment cap 52 through the circlip 58 that is fastened in the attachment cap 52 in its place, rear; Ripple spring 56 and support set 55 all are located between baffle ring 57 and the thread bush 54; Wherein ripple spring 56 top be contained in thread bush 54 in turn edge and baffle ring 57 between, thereby make axial freely relative displacement can't take place between thread bush 54 and the attachment cap 52 that support set 55 is looped around around the ripple spring 56; It is used to limit the decrement of ripple spring 56, thus protection ripple spring 56; So far form the screw screw mechanism through thread bush 54 between attachment cap 52 and the plug casing 51, also be arranged with sleeve 59 on the attachment cap 52, sleeve 59 is used to supply the operator to control, and it is fixed together through jackscrew and attachment cap 52.Be equipped with the plug contact through pin insulator 73 in the plug casing 51; In the present embodiment; Contact is divided into plug light contact 60 and plug electric contact piece 61; This makes the plug of present embodiment constitute photoelectricity and loads in mixture plug, wherein plug light contact 60 and plug casing 51 coaxial settings, and 61 of plug electric contact pieces are laid in the periphery of plug light contact 60; Plug casing 51 also one in front and one in back is equipped with shielding spring coil 74 and sealing ring 62 through the coaxial groove that is opened on the inner wall surface thereof; The shielding spring coil is used to realize the electric connection between plug casing and the Socket casing; Guarantee the shielding properties of plug, sealing ring 62 is used for when plug and socket plug together and between the Socket casing, being sealed and matched; The rear end of plug casing 51 is equipped with annex, and annex comprises attachment housings 63, has a cable passage on the attachment housings 63, has 90 ° angle between the center line of the import and export of cable passage, thereby has realized the radially outlet of plug; The front end of attachment housings 63 is rotatably equipped with coupling nut 65 through jump ring 64; Cooperate along the fore-and-aft direction anticreep between coupling nut 65 and the attachment housings 63; In addition; The endoporus of coupling nut 65 is pre-small post-large stepped hole, forms a step surface between its path section and the big footpath section, is provided with O-ring seal 66 between the front end of this step surface and attachment housings 63; O-ring seal 66 is used to realize being sealed and matched between coupling nut 65 and the attachment housings 63; Attachment housings 63 its line outlet place have through screw-internal thread fit straight connector 67 and and straight connector 67 between be provided with O type circle 68, O type circle 68 is used to realize being sealed and matched between straight connector 67 and the attachment housings 63, on away from the direction of attachment housings, is equipped with shielding ring 69, sealing shroud 70, back-up ring 71 and sealing nut 72 successively in the straight connector 67; Wherein shielding ring 69 is used for realizing with the screen crimping of cable the ground connection or the combined shielding of cable; Sealing shroud 70 is used for being sealed and matched with cable, and sealing nut 72 turns edge in being provided with near an end of the opening of straight connector, and it is used to compress sealing shroud 70 makes it to take place deformation to compress cable; 71 of back-up rings for prevent to turn edge in the sealing nut and sealing shroud between directly rotation relatively, reduce rotational resistance.
During use, at first control sleeve and socket, make that the protruding key on the attachment cap snaps in the annular slot on the Socket casing inserting; Between the inserting section of plug casing and the Socket casing plug and socket peg graft put in place before at first not relatively turnable grafting; Continue the turn attachment cap this moment, and then plug moves forward under the ordering about of attachment cap, puts in place thereby plug together with socket; In the attachment cap rotating process; The gradient of side that on the rotation direction of attachment cap, is positioned at a side in the place ahead is positioned at the gradient of side of a side at rear greater than it, thereby makes resistance when the resistance of attachment cap when driving plug casing and plug together with socket orders about plug casing and separate with socket less than it, in the time of in applying to vibration environment; Ratchet can make attachment cap produce can to order about the rotation trend that plug casing and socket plug together; Prevent getting loose in vibration environment between plug and the socket because said elastic pawl itself has elasticity, so the moment that ratchet falls into locked groove must send sound; Locked groove is divided into saidly plugs together locked groove and separate locked groove; And the two is laid around the axis of attachment cap, when the turn attachment cap makes ratchet walk to when plugging together locked groove from said separation locked groove, plugs together between plug casing and the Socket casing to put in place; Thereby with inserting between the position of locked groove and plug and the socket, branch state corresponding get up, and then whether the sound of generation is indicated to plug together between plug and the socket and is put in place can fall into corresponding locked groove according to ratchet the time.
In other embodiment of self-tapping type plug of the present invention; Thread bush described in the embodiment 1 of above-mentioned self-tapping type plug can also omit; In such cases, can on the internal face of attachment cap, offer internal thread, make directly to constitute the screw screw mechanism between attachment cap and the plug casing; Said thread bush can also be external thread sleeve; In such cases, can on the internal face of attachment cap, offer internal thread, make thread bush and attachment cap threaded engagement; Thread bush is only revolved with plug casing cooperate, thereby make attachment cap and plug casing form the screw screw mechanism through thread bush; Said locked groove also can be divided into and plugs together locked groove and separate locked groove, and in such cases, locked groove still possesses antidetonation and loosens function, but does not possess deixis; Resistance when making the resistance of attachment cap when driving plug casing and plug together order about plug casing and separate with socket less than it with socket; The gradient of two cell walls that the correspondence of locked groove also can be set realizes; The angle of inclination of two cell walls of locked groove is not waited equally and can be realized; Certainly, in such cases, the then available fixture block of ratchet replaces; Described contact can also all be plug light contact or all be the plug electric contact piece.
Claims (10)
1. self-tapping type plug; Comprise plug casing; The front end of said plug casing has to be used for plugging together at plug and adaptive socket and only revolves the inserting section of inserting with adaptive socket before putting in place; It is characterized in that; Be arranged with attachment cap on the plug casing; Directly form between said attachment cap and the plug casing screw screw mechanism or through with the two in one only revolve and cooperate, form the screw screw mechanism with the thread bush of another threaded engagement, attachment cap is provided with annular groove on the housing that is used to snap in adaptive socket so that attachment cap and adaptive socket anti-channeling protruding key movingly on fore-and-aft direction in the front end place of inner wall surface thereof, said protruding key have be used for the bottom land of said annular groove cell wall is slidingly matched or matched in clearance so that attachment cap can be with respect to the outer surface of adaptive socket rotation.
2. self-tapping type plug according to claim 1; It is characterized in that; Be provided with in the attachment cap around plug casing and with plug casing and only revolve the elastic pawl of the arc that cooperates; Said elastic pawl along fore-and-aft direction and plug casing guiding cooperate and inner wall surface thereof and plug casing between have the spacing of actuating, the outside wall surface of elastic pawl is provided with ratchet, attachment cap is provided with the locked groove that supplies said ratchet to snap in or deviate from; When attachment cap drove plug and adaptive socket and plugs together, ratchet is positioned at a side in the place ahead on the direction of rotation of attachment cap the gradient of side was positioned at the gradient of side of a side at rear greater than it.
3. self-tapping type plug according to claim 2; It is characterized in that; Said locked groove comprises the locked groove that separates that locked groove and confession ratchet snap in that plugs together that supplies that ratchet snaps in when plug plugs together with adaptive socket when plug separates with adaptive socket; Plug together locked groove and separate locked groove and lay,, plug together between plug casing and the adaptive socket to put in place when the turn attachment cap makes ratchet walk to when plugging together locked groove from said separation locked groove around the axis of attachment cap.
4. according to any described self-tapping type plug of claim 1-3; It is characterized in that; Form the screw screw mechanism through said thread bush between said attachment cap and the plug casing, said thread bush ends with attachment cap that spinning fits over and leads on fore-and-aft direction with attachment cap and cooperates plug casing and thread bush threaded engagement; Rear in thread bush in the attachment cap is equipped with baffle ring, is top-loaded with the ripple spring between the rear end of thread bush and the baffle ring.
5. self-tapping type plug according to claim 4 is characterized in that, is provided with the support set of the decrement that is used to limit the ripple spring between the rear end of thread bush and the baffle ring, and support set is looped around around the ripple spring.
6. connector assembly; Comprise being the plug and socket of inserted terminal separately with the front end; Plug comprises plug casing; Socket comprises Socket casing; Plug casing is provided with the plug inserting section in front end; Socket casing is provided with to be used for plugging together at plug and socket in front end and only revolves the socket inserting section of inserting with the plug inserting section before putting in place, it is characterized in that, offers coaxial with it annular slot on the Socket casing outer surface and be provided with in front end to extend to the guiding groove that is communicated with said annular slot from front to back; Be arranged with attachment cap on the plug casing; Directly form between said attachment cap and the plug casing screw screw mechanism or through with the two in one only revolve and cooperate, form the screw screw mechanism with the thread bush of another threaded engagement, attachment cap is provided with when plug is pegged graft with socket mobile and snap in annular groove on the Socket casing so that attachment cap and socket anti-channeling protruding key movingly on fore-and-aft direction through the guiding groove guiding in the front end place of inner wall surface thereof, protruding key have be used for the bottom land of said annular slot cell wall is slidingly matched or matched in clearance so that attachment cap with respect to the outer surface of Socket casing rotation.
7. connector assembly according to claim 6; It is characterized in that; Be provided with in the attachment cap around plug casing and with plug casing and only revolve the elastic pawl of the arc that cooperates; Said elastic pawl along fore-and-aft direction and plug casing guiding cooperate and inner wall surface thereof and plug casing between have the spacing of actuating, the outside wall surface of elastic pawl is provided with ratchet, attachment cap is provided with the locked groove that supplies said ratchet to snap in or deviate from; When attachment cap drove plug and socket and plugs together, ratchet is positioned at a side in the place ahead on the direction of rotation of attachment cap the gradient of side was positioned at the gradient of side of a side at rear greater than it.
8. connector assembly according to claim 6; It is characterized in that; Said locked groove comprises the locked groove that separates that locked groove and confession ratchet snap in that plugs together that supplies that ratchet snaps in when plug plugs together with socket when plug separates with socket; Plug together locked groove and separate locked groove and lay,, plug together between plug casing and the Socket casing to put in place when the turn attachment cap makes ratchet walk to when plugging together locked groove from said separation locked groove around the axis of attachment cap.
9. according to any described connector assembly of claim 6-8; It is characterized in that; Form the screw screw mechanism through said thread bush between said attachment cap and the plug casing, said thread bush ends with attachment cap that spinning fits over and leads on fore-and-aft direction with attachment cap and cooperates plug casing and thread bush threaded engagement; Rear in thread bush in the attachment cap is equipped with baffle ring, is top-loaded with the ripple spring between the rear end of thread bush and the baffle ring.
10. connector assembly according to claim 6 is characterized in that, is provided with the support set of the decrement that is used to limit the ripple spring between the rear end of thread bush and the baffle ring, and support set is looped around around the ripple spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210130591.5A CN102655301B (en) | 2012-04-28 | 2012-04-28 | Self-tapping plug and connector assembly using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210130591.5A CN102655301B (en) | 2012-04-28 | 2012-04-28 | Self-tapping plug and connector assembly using same |
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| Publication Number | Publication Date |
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| CN102655301A true CN102655301A (en) | 2012-09-05 |
| CN102655301B CN102655301B (en) | 2014-12-10 |
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| CN201210130591.5A Expired - Fee Related CN102655301B (en) | 2012-04-28 | 2012-04-28 | Self-tapping plug and connector assembly using same |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106252957A (en) * | 2016-07-29 | 2016-12-21 | 中航光电科技股份有限公司 | A kind of anti-rotation tensile connector and connector assembly |
| CN106252958A (en) * | 2016-07-29 | 2016-12-21 | 中航光电科技股份有限公司 | A kind of adapter |
| CN107492982A (en) * | 2017-08-28 | 2017-12-19 | 南阳市领驭机械有限公司 | Novel disc-type braking motor |
| CN107707066A (en) * | 2017-08-28 | 2018-02-16 | 南阳市领驭机械有限公司 | Disc-type brake motor cable seal structure |
| CN111937252A (en) * | 2018-04-04 | 2020-11-13 | 菲尼克斯电气公司 | Electrical plug connector part with locking means and electrical plug connection system |
| CN112038834A (en) * | 2020-08-31 | 2020-12-04 | 深圳特思嘉工业电子有限公司 | Novel aerial-plug circular connector |
| CN112421280A (en) * | 2020-10-21 | 2021-02-26 | 合肥市深朝电子有限公司 | Motor wire harness terminal structure |
| CN112490700A (en) * | 2020-11-26 | 2021-03-12 | 江南造船(集团)有限责任公司 | Two-section type electric connector with multi-strand core wires and connecting method thereof |
| CN113964556A (en) * | 2021-10-26 | 2022-01-21 | 贵州华烽电器有限公司 | Connecting structure |
| CN116826466A (en) * | 2023-08-30 | 2023-09-29 | 徐州云泰精密技术有限公司 | Single-core high-voltage connector |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4106839A (en) * | 1976-07-26 | 1978-08-15 | Automation Industries, Inc. | Electrical connector and frequency shielding means therefor and method of making same |
| CN2826758Y (en) * | 2005-04-12 | 2006-10-11 | 中航光电科技股份有限公司 | Socket and plug of small volume rapid separating electric connector |
| CN201336498Y (en) * | 2008-12-01 | 2009-10-28 | 沈阳兴华航空电器有限责任公司 | Direct plug-in rotational connection electrical connector |
| CN101707309A (en) * | 2009-09-30 | 2010-05-12 | 中航光电科技股份有限公司 | Connector for shakeproof threaded connection |
| CN101814673A (en) * | 2010-03-24 | 2010-08-25 | 中航光电科技股份有限公司 | Slack-preventing connector |
| CN101950897A (en) * | 2010-07-19 | 2011-01-19 | 中航光电科技股份有限公司 | Direct breakoff electric connector assembly and plug thereof |
| CN202651503U (en) * | 2012-04-28 | 2013-01-02 | 中航光电科技股份有限公司 | Self-tapping plug, and connector assembly using the same |
-
2012
- 2012-04-28 CN CN201210130591.5A patent/CN102655301B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4106839A (en) * | 1976-07-26 | 1978-08-15 | Automation Industries, Inc. | Electrical connector and frequency shielding means therefor and method of making same |
| CN2826758Y (en) * | 2005-04-12 | 2006-10-11 | 中航光电科技股份有限公司 | Socket and plug of small volume rapid separating electric connector |
| CN201336498Y (en) * | 2008-12-01 | 2009-10-28 | 沈阳兴华航空电器有限责任公司 | Direct plug-in rotational connection electrical connector |
| CN101707309A (en) * | 2009-09-30 | 2010-05-12 | 中航光电科技股份有限公司 | Connector for shakeproof threaded connection |
| CN101814673A (en) * | 2010-03-24 | 2010-08-25 | 中航光电科技股份有限公司 | Slack-preventing connector |
| CN101950897A (en) * | 2010-07-19 | 2011-01-19 | 中航光电科技股份有限公司 | Direct breakoff electric connector assembly and plug thereof |
| CN202651503U (en) * | 2012-04-28 | 2013-01-02 | 中航光电科技股份有限公司 | Self-tapping plug, and connector assembly using the same |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106252957A (en) * | 2016-07-29 | 2016-12-21 | 中航光电科技股份有限公司 | A kind of anti-rotation tensile connector and connector assembly |
| CN106252958A (en) * | 2016-07-29 | 2016-12-21 | 中航光电科技股份有限公司 | A kind of adapter |
| CN106252957B (en) * | 2016-07-29 | 2019-06-07 | 中航光电科技股份有限公司 | A kind of anti-rotation tensile connector and connector assembly |
| CN107492982A (en) * | 2017-08-28 | 2017-12-19 | 南阳市领驭机械有限公司 | Novel disc-type braking motor |
| CN107707066A (en) * | 2017-08-28 | 2018-02-16 | 南阳市领驭机械有限公司 | Disc-type brake motor cable seal structure |
| CN111937252A (en) * | 2018-04-04 | 2020-11-13 | 菲尼克斯电气公司 | Electrical plug connector part with locking means and electrical plug connection system |
| CN112038834A (en) * | 2020-08-31 | 2020-12-04 | 深圳特思嘉工业电子有限公司 | Novel aerial-plug circular connector |
| CN112038834B (en) * | 2020-08-31 | 2021-08-24 | 深圳特思嘉工业电子有限公司 | Novel aerial-plug circular connector |
| CN112421280A (en) * | 2020-10-21 | 2021-02-26 | 合肥市深朝电子有限公司 | Motor wire harness terminal structure |
| CN112421280B (en) * | 2020-10-21 | 2022-05-24 | 合肥市深朝电子有限公司 | Motor wire harness terminal structure |
| CN112490700A (en) * | 2020-11-26 | 2021-03-12 | 江南造船(集团)有限责任公司 | Two-section type electric connector with multi-strand core wires and connecting method thereof |
| CN113964556A (en) * | 2021-10-26 | 2022-01-21 | 贵州华烽电器有限公司 | Connecting structure |
| CN116826466A (en) * | 2023-08-30 | 2023-09-29 | 徐州云泰精密技术有限公司 | Single-core high-voltage connector |
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| CN102655301B (en) | 2014-12-10 |
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