CN105140720A - Housing assembly and connector - Google Patents
Housing assembly and connector Download PDFInfo
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- CN105140720A CN105140720A CN201510545930.XA CN201510545930A CN105140720A CN 105140720 A CN105140720 A CN 105140720A CN 201510545930 A CN201510545930 A CN 201510545930A CN 105140720 A CN105140720 A CN 105140720A
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- ring
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- slideway
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Abstract
The invention provides a housing assembly and a connector. The connector comprises a locking cap and a connector housing, wherein the front end of the locking cap is provided with a canted coil spring. The locking cap is rotatingly disposed on the connector housing in a sleeve manner, and the rear end of the locking cap is provided with a peripheral chute and an axial chute, wherein the axial chute is communicated with the peripheral chute and extends backwards from the peripheral chute. The connector housing is provided with a sliding block which can rotate in the peripheral chute relative to the locking cap, and also can move axially in the axial chute relative to the locking cap. The housing assembly also comprises an elastic part which provides a clockwise torque for the locking cap. The housing assembly also comprises a peripheral limiting structure which is used for limiting the clockwise rotating limit of the locking cap when the sliding block is located in the peripheral chute. When the locking cap is located at a limit position of clockwise rotation, the sliding block is staggered with the axial chute in a peripheral direction. The connector is reliable in locking, and is convenient to use.
Description
Technical field
The present invention relates to a kind of housing unit and connector.
Background technology
Along with developing rapidly of electric power system, the importance of electric connector highlights gradually.Electric connector is as basic conductive connection element, and its whether excellent of performance when conducting electricity connection directly will affect the reliability and stability of conducting electricity and connecting.The major function of connector anti-loose structure prevents connector from use getting loose, is separated, thus ensure the reliable contacts between connector internal contacts.
If application publication number is CN103166050A, Shen Qing Publication day is that the Chinese invention patent of 2013.6.19 discloses a kind of many bolt lock mechanisms and correlation technique, this many bolt lock mechanisms mainly comprise the first connector assembly and the second connector assembly, the inserted terminal wherein the first connector assembly had for the second connector assembly inserts to realize the plug-in opening connected, the inwall of plug-in opening is provided with outer casing groove, canted coil spring is provided with in outer casing groove, second connector assembly be pin or cylindric and for insert the first connector assembly plug-in opening in, definition first, the inserted terminal of the second connector assembly is front end, the front end of the second connector assembly is provided with the conical surface that diameter from front to back increases gradually, on second connector assembly, also time interval is provided with main pin groove and locking slot and secondary pin groove and namely separates locked groove, main pin groove is positioned at the front side of secondary pin groove and is less than secondary pin groove.
In grafting process, canted coil spring tilts backwards and slips in main pin groove under the thrusting action of the conical surface, now canted coil spring to be supplied on front side cell wall that top is pressed in the main pin groove of the second connector assembly and to be supplied to main pin groove slant elastic force forward, can prevent the second connector assembly from moving towards the direction of disengaging first connector assembly, also be provided with in the spliced eye of the first connector assembly the second connector assembly move to canted coil spring be positioned at the position of main pin groove time, the second connector assembly is stoped to continue to move forward, prevent canted coil spring from slipping into limit spring in secondary pin groove, so just limit the second connector assembly moving axially relative to the first connector assembly, realize locking and locking.During unblock, driven forward second connector assembly make its overcome limit spring elastic force continue move in spliced eye, now canted coil spring to slip in secondary pin groove thereupon and returns to nature by heeling condition, and then when outwards extracting the second connector assembly, canted coil spring can tilt backwards thereupon, the resistance that the second connector assembly is outwards extracted can not be supplied to, smooth unblock can be realized.
This many bolt lock mechanisms are when being used in the environment vibrating acutely or have temporary impact, be subject to once the second connector assembly the active force that instantaneous impact is just easy to overcome limit spring to move towards the first connector shell, like this once move to canted coil spring to slip into position in secondary pin groove, canted coil spring just can not play the locking effect of locking, second connector assembly can be deviate under the elastic acting force of limit spring from the first connector assembly, causes Joint failure.
Summary of the invention
The object of the present invention is to provide the locking reliable housing unit of a kind of locking, move axially in order to solve the problem causing Joint failure when connector is subject to impacting; Meanwhile, present invention also offers a kind of connector using this housing unit.
In order to solve the problems of the technologies described above, housing unit of the present invention adopts following technical scheme: a kind of housing unit, comprise the locking cap that front end is provided with canted coil spring, the connector shell extended before and after described housing unit also comprises, the front end of described connector shell has makes canted coil spring be arranged in the block interface of the locking slot of intermateable connector for coordinating with the inserted terminal block of intermateable connector, locking cap turning set is located on connector shell, the rear end of described locking cap is provided with circumferential slideway and is communicated with circumferential slideway and the axial slideway extended back by circumferential slideway, described connector shell is provided with and can rotates relative to locking cap in circumferential slideway, relative to the slide block that locking cap moves axially in axial slideway, described housing unit also comprises the elastic component for being supplied to the clockwise moment of torsion of locking cap, described housing unit also comprises the circumferential position limiting structure rotating clockwise the limit for being positioned at circumferential slideway limit locking cap at described slide block, locking cap be positioned at rotate clockwise extreme position time, described slide block and axial slideway circumference stagger.
Described housing unit also comprises the inner ring back-up ring be located between connector shell and locking cap, the periphery of described inner ring back-up ring is provided with the back-up ring key block be slidably matched that to lead with described axial slideway, the inner peripheral surface of described inner ring back-up ring is provided with back-up ring chute circumferentially, the outer peripheral face of described connector shell is provided with the housing feather key be slidably matched that to lead with back-up ring chute, described circumferential position limiting structure is a circumferential cell wall of back-up ring chute, circumference position limiting structure is by coordinating the restriction realizing locking cap being rotated clockwise to the limit with the block of housing feather key, another circumferential cell wall of described back-up ring chute limits the anticlockwise rotational limitation of locking cap by coordinating with the block of housing feather key, and locking cap be positioned at rotate counterclockwise extreme position time, described slide block and axial slideway circumferential alignment.
Described elastic component is act on the torsion spring on connector shell and inner ring back-up ring respectively, and described torsion spring is indirectly supplied to locking cap by being supplied to the clockwise moment of torsion of inner ring back-up ring and rotates clockwise moment of torsion.
Described locking cap is provided with spacing back-up ring in the rear end of axial slideway, and described housing unit also comprises the back-moving spring be located between inner ring back-up ring and spacing back-up ring.
Described spacing back-up ring is also provided with the axially extended shading ring for back-moving spring and torsion spring radial direction being separated.
Connector of the present invention adopts following technical scheme: a kind of connector, comprise housing unit, described housing unit comprises the locking cap that front end is provided with canted coil spring, the connector shell extended before and after described housing unit also comprises, the front end of described connector shell has makes canted coil spring be arranged in the block interface of the locking slot of intermateable connector for coordinating with the inserted terminal block of intermateable connector, locking cap turning set is located on connector shell, the rear end of described locking cap is provided with circumferential slideway and is communicated with circumferential slideway and the axial slideway extended back by circumferential slideway, described connector shell is provided with and can rotates relative to locking cap in circumferential slideway, relative to the slide block that locking cap moves axially in axial slideway, described housing unit also comprises the elastic component for being supplied to the clockwise moment of torsion of locking cap, described housing unit also comprises the circumferential position limiting structure rotating clockwise the limit for being positioned at circumferential slideway limit locking cap at described slide block, locking cap be positioned at rotate clockwise extreme position time, described slide block and axial slideway circumference stagger.
Described housing unit also comprises the inner ring back-up ring be located between connector shell and locking cap, the periphery of described inner ring back-up ring is provided with the back-up ring key block be slidably matched that to lead with described axial slideway, the inner peripheral surface of described inner ring back-up ring is provided with back-up ring chute circumferentially, the outer peripheral face of described connector shell is provided with the housing feather key be slidably matched that to lead with back-up ring chute, described circumferential position limiting structure is a circumferential cell wall of guide chute, circumference position limiting structure is by coordinating the restriction realizing locking cap being rotated clockwise to the limit with the block of housing feather key, another circumferential cell wall of described guide chute limits the anticlockwise rotational limitation of locking cap by coordinating with the block of housing feather key, and locking cap be positioned at rotate counterclockwise extreme position time, described slide block and axial slideway circumferential alignment.
Described elastic component is act on the torsion spring on connector shell and inner ring back-up ring respectively, and described torsion spring is indirectly supplied to locking cap by being supplied to the clockwise moment of torsion of inner ring back-up ring and rotates clockwise moment of torsion.
Described locking cap is provided with spacing back-up ring in the rear end of axial slideway, and described housing unit also comprises the back-moving spring be located between inner ring back-up ring and spacing back-up ring.
Described spacing back-up ring is also provided with the axially extended shading ring for back-moving spring and torsion spring radial direction being separated.
The locking cap of connector of the present invention is provided with circumferential slideway and axial slideway, connector shell is provided with slide block, when slide block is only arranged in axial slideway, locking cap could move axially relative to connector shell and intermateable connector, realize the unblock of connector and intermateable connector in the solution locked groove that canted coil spring just can be made to slip on intermateable connector, avoiding problems connector in prior art receive impact or vibrations time be directly subjected to displacement in the axial direction and cause the problem of Joint failure, the clockwise torque of locking cap is supplied to by elastic component, and by the clockwise rotational limitation of circumferential position limiting structure restriction locking cap, and locking cap be positioned at rotate clockwise extreme position time, slide block and axial slideway circumference stagger, such nature sliding block is not because have and axial slideway front to back registration and cause can not moving axially between connector shell and locking cap, also just ensure that canted coil spring can not slip in the solution locked groove of intermateable connector, even if shaking violent or existing in the environment for use of temporary impact, also the reliability that connector is connected and fail safe can be ensured with the double locking of canted coil spring by elastic component.
Further, being coordinated by the block between the back-up ring chute on inner ring back-up ring and the housing feather key on connector shell realizes the locking cap clockwise restriction with rotating counterclockwise the limit in the circumferential, simplify the internal structure of housing unit, and back-up ring chute on inner ring back-up ring locking cap is limited in rotate counterclockwise extreme position time, slide block and axial slideway circumferential alignment, moving axially between connector shell and locking cap can be realized, only need when unlocking so manually lock sleeve to be rotated counterclockwise extreme position and promote lock sleeve axially to move forward, simply easy to operate.
Further, back-moving spring is provided with between spacing back-up ring and inner ring back-up ring, back-moving spring can provide the elastic force be pressed on by inner ring back-up ring on the slide block of connector shell, this elastic force can ensure that the slide block of the connector shell of housing unit is in its natural state arranged in the circumferential slideway on locking cap, be convenient to after pulling down from intermateable connector, locking cap can reset smoothly.
Further, spacing back-up ring is provided with the shading ring for back-moving spring and torsion spring radial direction being separated, and ensure that mutual interference can not occur for torsion spring and back-moving spring when locking cap moves relative to connector shell axial and circumferential, during use, reliability is higher.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of embodiment one at inserting state of connector of the present invention;
Structural representation when Fig. 2 is embodiment one grafting of connector of the present invention;
Fig. 3 is the structural representation of embodiment one grafting of connector of the present invention when putting in place;
Fig. 4 is the structural representation that the embodiment one of connector of the present invention unlocks the first step;
Fig. 5 is the structural representation that the embodiment one of connector of the present invention unlocks second step;
Fig. 6 is the structural representation of intermateable connector in Fig. 2;
Fig. 7 is the structural representation of connector shell in Fig. 2;
Fig. 8 is the layout schematic diagram of locking cap annular groove and locking cap straight trough on the locking cap in Fig. 2;
Fig. 9 is the structural representation of spacing back-up ring in Fig. 2;
Figure 10 is the structural representation of inner ring back-up ring in Fig. 2.
Embodiment
Below will be described in detail connector of the present invention, for convenience of explanation connector Each part and its effect and function, by conjunction with during its using state and the grafting matching relationship of intermateable connector be described.As Fig. 1-5 respectively illustrate a kind of embodiment of connector of the present invention and intermateable connector 1 in grafting process, grafting complete after and the structural representation of releasing process.
The embodiment one of connector of the present invention: comprise housing unit, the front end of definition housing unit is the inserted terminal 10 for coordinating with intermateable connector 1 grafting, housing unit comprises the locking cap 3 that front end is provided with canted coil spring, the front end inner peripheral surface of locking cap 3 is provided with canted coil spring mounting groove 36, and canted coil spring 6 is arranged in canted coil spring mounting groove 36.
The connector shell 2 extended before and after housing unit also comprises, locking cap 3 is rotatable is set in connector shell 2 periphery, the front end of definition connector shell 2 is inserted terminal, has the annular space for axially inserting for the inserted terminal of intermateable connector 1 between connector shell inserted terminal and locking cap 3.The front end of definition intermateable connector 1 is inserted terminal, is interval with locking slot 101 and conciliates locked groove 102 before and after on the inserted terminal 10 of intermateable connector 1, and locking slot 101 is positioned at the front side of separating locked groove 102, and the groove depth of locking slot 101 is less than the groove depth of separating locked groove 102.The front end outer peripheral face of the inserted terminal 10 of intermateable connector 1 has the male cone (strobilus masculinus) 100 that diameter from front to back increases gradually, the spline keyway extended before and after the inserted terminal of intermateable connector 1 interior is provided with below.Carry out time slotting at connector of the present invention and intermateable connector 1, the inserted terminal 10 of intermateable connector 1 enters in the annular space between locking cap 3 and connector shell 2, canted coil spring 6 on male cone (strobilus masculinus) 100 pushing tow locking cap 3 also makes it tilt from front to back relative to locking cap 3, until canted coil spring 6 slips in the locking slot 101 on intermateable connector 1, now, elastic force before the locking slot 101 that canted coil spring 6 can be supplied to intermateable connector 1 is tilted to, moves axially to the direction be separated relative to connector shell of the present invention to stop intermateable connector 1.
The front end of connector shell 2 has the block interface for coordinating with the inserted terminal 10 front end block of intermateable connector 1, contact with block interface in the front end of the inserted terminal 10 of intermateable connector 1 and the block realizing intermateable connector and connector shell of the present invention coordinates time, canted coil spring 6 on locking cap 3 is just arranged in the locking slot 101 of intermateable connector 1, simultaneously, the secondary locking structure preventing locking cap 3 from moving axially relative to connector shell 2 is also provided with between the locking cap 3 of housing unit and connector shell 2, the elastic force before being tilted to is provided to stop intermateable connector opposing connector housing to exit backward by canted coil spring 6 pairs of intermateable connectors 1 like this, moved axially relative to connector shell 2 and intermateable connector 1 by secondary locking structural limitations locking cap 3, avoid canted coil spring 6 to slip into separate locked groove and cause intermateable connector and connector shell Joint failure, ensure that the reliability that connector connects.
Be described in detail the secondary locking structure between locking cap in the present embodiment 3 and connector shell 2 and operation principle thereof below, the structural expression of the related components wherein related to is in Fig. 7-10:
The rear end of locking cap 3 is provided with circumferential slideway and is communicated with circumferential slideway and the axial slideway extended back by circumferential slideway, connector shell 2 is provided with and can rotates relative to locking cap 3 in circumferential slideway, relative to the slide block that locking cap 3 moves axially in axial slideway, housing unit also comprises the elastic component for being supplied to the clockwise moment of torsion of locking cap 3, housing unit also comprises the circumferential position limiting structure rotating clockwise the limit for being positioned at circumferential slideway limit locking cap 3 at slide block, locking cap 3 be positioned at rotate clockwise extreme position time, slide block and axial slideway circumference stagger.
When secondary locking structure is in locking state, the slide block on connector shell 2 is positioned at the circumferential slideway on locking cap 3.Under the effect of elastic component, locking cap 3 has the trend rotated clockwise relative to connector shell 2, the circumferential slideway of locking cap 3 is when rotating clockwise relative to the slide block on connector shell 2, spacing by circumferential position limiting structure institute block again, and locking cap 3 is limited in the extreme position rotated clockwise, and in this position, the axial slideway on the slide block on connector shell 2 and locking cap 3 staggers mutually.This guarantees locking cap 3 and in the axial direction relative displacement can not occur with connector shell 2.
In the present embodiment, as shown in Figure 8, comprise the body that left and right extends, the inner peripheral surface of body is provided with locking cap annular groove 310 to the structure of locking cap 3, and the front side cell wall of locking cap annular groove 310 is higher than rear side cell wall.Locking cap annular groove 310 is communicated with the locking cap straight trough 312 extended back, the bottom land of locking cap straight trough 312 and the bottom land of locking cap annular groove 310 contour, locking cap straight trough 312 can be one or more, when for two or more, arranges at circumferential direction interval.Wherein, locking cap annular groove 310 is above-mentioned circumferential slideway, plays the effect of circumferential slideway; Locking cap straight trough 312 is axial slideway, plays the effect of axial slideway.
Inner ring back-up ring 5 is provided with between connector shell 2 and locking cap 3.Wherein, the structure of inner ring back-up ring 5 as shown in Figure 10, its outer peripheral face coordinates with the inner peripheral surface of locking cap straight trough 312 position of locking cap 3, outer peripheral face be also provided with corresponding with lock sleeve straight trough 312 and lead the back-up ring key block 512 be slidably matched at fore-and-aft direction, coordinating the circumferential spline that achieves inner ring back-up ring 5 and lock sleeve 3 and synchronous axial system both ensureing by back-up ring key block 512 and lock sleeve straight trough 312.
The structure of connector shell 2 as shown in Figure 7, the cylindrical body extended before and after comprising, the outer peripheral face of cylindrical body is provided with bulge loop 21, the inner peripheral surface equal diameters of the outer peripheral face diameter of bulge loop 21 and locking cap straight trough 312 position of locking cap 3, namely with the outer peripheral face equal diameters of inner ring back-up ring 5.On the outer peripheral face of bulge loop 21, circumference is interval with projection 210.Projection 210 is slide block described above, and it is identical with back-up ring key block 512 shape.On the front end outer peripheral face of cylindrical body, circumference is interval with spline key block 29, intermateable connector 1 with connector shell 2 to time slotting, spline key block 29 can lead at fore-and-aft direction with the spline keyway of the inserted terminal inner peripheral surface of intermateable connector 1 and is slidably matched and plays the effect making connector shell 2 and the circumferential spline of intermateable connector 1.When locking cap 3 is set in the periphery of connector shell 2, projection 210 can locking cap annular groove 310 inner circumferential on locking cap 3 relatively rotate, and also can slip into locking cap straight trough and axial relative movement within it when aiming at locking cap straight trough 312.The outer peripheral face of cylindrical body is also provided with housing feather key 220 at the rear side of bulge loop 21, and housing feather key 220 is extended back by the trailing flank of bulge loop 21.Inner ring back-up ring 5 is positioned at the rear side of bulge loop 21 when being set on connector shell 2, and the outer peripheral face 22 of inner circumferential surface and connector shell leads and is slidably matched, its leading flank can by the trailing flank of bulge loop 21 institute block, and housing feather key 220 correspondence on connector shell 2 is positioned at the back-up ring chute 520 of inner ring back-up ring 5.
Back-up ring chute 520 development length is in circumferential direction greater than housing feather key 220 development length in circumferential direction and can circumference relatively rotates to make inner ring back-up ring 5 and connector shell 2, and the angle that relatively rotates between inner ring back-up ring 5 and connector shell 2 can be controlled by the circumferential lengths of the circumferential lengths and housing feather key 220 that control back-up ring chute 520, this relatively rotates angle i.e. relatively rotates angle between locking cap 3 and connector shell 2.Now, a circumferential cell wall of back-up ring chute 520 is namely at the side cell wall of circumferential direction, specifically be rear side cell wall in the clockwise direction, just to coordinate the restriction to realize rotating clockwise locking cap 3 extreme position with housing feather key 220 block as circumferential position limiting structure, that is when back-up ring chute 520 rear side cell wall in the clockwise direction contacts with housing feather key 220, locking cap annular groove 312 on locking cap 3 staggers with projection 210 circumference on connector shell 2, and the projection 210 on connector shell 2 is just locked cap annular groove 310 rear side cell wall institute's block and can not move at fore-and-aft direction, namely secondary locking structure is in locking state.
Correspondingly, another circumferential cell wall of back-up ring chute 520 is by coordinating the extreme position limiting locking cap 3 and rotate counterclockwise relative to connector shell 2 with the block of housing feather key 220, and locking cap 3 rotate counterclockwise extreme position time, projection 210 just with locking cap straight trough 312 circumferential alignment, now connector shell 2 just can occur to move relative to circumference relative to locking cap 3, also just can realize the unblock of secondary locking structure.
For providing the elastic component of clockwise torque to be torsion spring 8 to locking cap 3 in the present embodiment, torsion spring 8 to be set on connector shell 2 and to be indirectly supplied to locking cap 3 by being supplied to the clockwise moment of torsion of inner ring back-up ring 5 and rotates clockwise moment of torsion.Torsion spring 8 acts on connector shell 2 and inner ring back-up ring 5 respectively, correspondingly, the inner peripheral surface of inner ring back-up ring 5 is also provided with torsion spring back-up ring mounting groove 521, connector shell 2 is provided with torsion spring housing mounting groove 221 at the rear side of housing feather key 220.Certainly, in other embodiments, elastic component can be replaced by scroll spring or hairspring, also can arrange extension spring on connector shell, and connects flexible force transmission part in one end of extension spring, and the other end of flexible force transmission part to be connected on locking cap and to walk around certain angle.
The rear end of locking cap 3 is also connected with spacing back-up ring 4, and spacing back-up ring 4 is enclosed within the rear end of connector shell 2 for the joint gap between shutoff locking cap 3 and connector shell 2.The structure of spacing back-up ring 4 as shown in Figure 9, comprise radial ring body 40, the radial axis of ring body 40 and the dead in line of locking cap 3 and extending perpendicular to axis direction, the inner peripheral surface of radial ring body 40 is used for coordinating with the rear end outer peripheral face of connector shell 2, and the inner peripheral surface of radial ring body 40 is provided with the breach 42 of stepping down for passing before and after torsion spring housing mounting groove 221.The rear end tails of locking cap 3 is provided with closing in thin-walled 39, and when connecting, spacing back-up ring 4 to be placed in closing in thin-walled 39 and to be crimped on locking cap 3 by closing in thin-walled 39 varus.Certainly, spacing back-up ring also by screw or can be threaded on locking cap in other embodiments.
Also be provided with back-moving spring 7 between spacing back-up ring 4 and inner ring back-up ring 5, back-moving spring 7 is supplied to inner ring back-up ring 5 elastic force forward, and makes the projection 210 of connector shell 2 be positioned at locking cap annular groove 310 by the bulge loop 21 of inner ring back-up ring 5 pushing tow connector shell 2.The elastic force of back-moving spring 7 also plays the effect stoping locking cap 3 to move axially relative to connector shell 2, in use, even if because external shock or impulsive force cause locking cap 3 overcome the elastic force of torsion spring 8 and turn to and rotate counterclockwise extreme position, also the projection 210 on connector shell 2 can not be made to move axially in locking cap straight trough 312 smoothly, and reliable lock is higher.
The leading flank of the radial ring body 40 of spacing back-up ring 4 is also extended with forward shading ring 41, when spacing back-up ring 4 is crimped on locking cap 3, back-moving spring 7 and torsion spring 8 radial direction can separate by shading ring 41, avoid and in use interfere between back-moving spring 7 and torsion spring 8, further increase reliability.
Connector of the present invention in use, housing unit in a state of nature, namely the projection 210 of connector shell 2 is positioned at locking cap annular groove 310 and staggers with locking cap straight trough 312 circumference, locking cap 3 is positioned at extreme clockwise position place relative to connector shell 2, connector is inserted to intermateable connector 1(as Fig. 2), until connector can not move axially (as Fig. 3) relative to intermateable connector 1 again, now to slotting end, canted coil spring 6 realizes connector and is connected with the locking of intermateable connector; When unlocking, rotate counterclockwise locking cap 3 and turn to the position that can not turn again and namely rotate counterclockwise extreme position, the now projection 210 of connector shell 2 and locking cap straight trough 312 circumferential alignment, then driven forward locking cap 3, the elastic force overcoming back-moving spring 7 locking cap 3 is moved forward to solution locked groove 102 (as Fig. 4) that canted coil spring 6 is positioned at intermateable connector 1, now, the space that solution locked groove and canted coil spring mounting groove surround can be restored for canted coil spring 6, canted coil spring 6 no longer tilts, and finally extracts housing unit backward.For the ease of extracting housing unit backward, preferably the front side cell wall of the solution locked groove on intermateable connector 1 is provided with the conical surface reduced gradually by diameter after forward direction.
Secondary locking structure is also provided with between connector locking cap of the present invention and connector shell, needing to overcome torsion spring elastic force rotational lock cap when unlocking, overcoming back-moving spring elastic force driven forward locking cap and the canted coil spring on locking cap could be pushed to separate in locked groove and realize unlocking, this circumference is rotated and is moved axially the releasing process combined and avoids the problem that extraneous vibrations and impact cause connector automatic unlocking, improves reliability and the fail safe of connection; Meanwhile, only needing staff one turn, to push away when unlocking, one drawing and connector can be separated with intermateable connector, simple to operate, easy to use.
The embodiment two of connector of the present invention: be with the difference of embodiment one, between connector shell and locking cap, inner ring back-up ring is not set, locking cap annular groove is the C type annular groove that corresponding central angle is less than 360 °, projection on connector shell relative movement to during one end of the circumferential direction of C type annular groove for rotating clockwise extreme position, projection and locking cap straight trough circumference stagger, the projection of connector shell relative movement to during the other end of the circumferential direction of C type annular groove for rotating counterclockwise extreme position, now projection and locking cap straight trough circumferential alignment, that is circumferential position limiting structure is made up of a circumferential cell wall of C type annular groove, correspondingly, torsion spring acts on connector shell and locking cap, the two ends of back-moving spring push up respectively be pressed in spacing back-up ring and connector shell bulge loop on.
The embodiment three of connector of the present invention: be with the difference of embodiment one, between connector shell and locking cap, inner ring back-up ring is not set, torsion spring acts on connector shell and locking cap, the two ends of back-moving spring push up respectively be pressed in spacing back-up ring and connector shell bulge loop on, now owing to there is no the rotational limitation of back-up ring chute restriction locking cap relative to connector shell of inner ring back-up ring, can not accurately judge turn to where locate time connector shell on projection and locking cap straight trough circumference relative, so just need artificial place, position when judging when rotation lock cap unlocks that the projection on connector shell is relative with locking cap straight trough circumference.
The embodiment of housing unit of the present invention: its concrete structure is identical with the structure of the housing unit in above-mentioned connector embodiment, repeats no more herein.
Claims (10)
1. a housing unit, comprise the locking cap that front end is provided with canted coil spring, it is characterized in that, the connector shell extended before and after described housing unit also comprises, the front end of described connector shell has makes canted coil spring be arranged in the block interface of the locking slot of intermateable connector for coordinating with the inserted terminal block of intermateable connector, locking cap turning set is located on connector shell, the rear end of described locking cap is provided with circumferential slideway and is communicated with circumferential slideway and the axial slideway extended back by circumferential slideway, described connector shell is provided with and can rotates relative to locking cap in circumferential slideway, slide block movable relative to locking cap in axial slideway, described housing unit also comprises the elastic component for being supplied to the clockwise moment of torsion of locking cap, described housing unit also comprises the circumferential position limiting structure rotating clockwise the limit for being positioned at circumferential slideway limit locking cap at described slide block, locking cap be positioned at rotate clockwise extreme position time, described slide block and axial slideway circumference stagger.
2. housing unit according to claim 1, it is characterized in that, described housing unit also comprises the inner ring back-up ring be located between connector shell and locking cap, the periphery of described inner ring back-up ring is provided with and is slidably matched with described axial slideway is axially directed, the back-up ring key block of circumference spline, the inner peripheral surface of described inner ring back-up ring is provided with back-up ring chute circumferentially, the outer peripheral face of described connector shell is provided with the housing feather key be slidably matched that to lead with back-up ring chute, described circumferential position limiting structure is a circumferential cell wall of back-up ring chute, circumference position limiting structure is by coordinating the restriction realizing locking cap being rotated clockwise to the limit with the block of housing feather key, another circumferential cell wall of described back-up ring chute limits the anticlockwise rotational limitation of locking cap by coordinating with the block of housing feather key, and locking cap be positioned at rotate counterclockwise extreme position time, described slide block and axial slideway circumferential alignment.
3. housing unit according to claim 2, it is characterized in that, described elastic component is act on the torsion spring between connector shell and inner ring back-up ring, and described torsion spring is indirectly supplied to locking cap by being supplied to the clockwise moment of torsion of inner ring back-up ring and rotates clockwise moment of torsion.
4. the housing unit according to Claims 2 or 3, is characterized in that, described locking cap is fixed with spacing back-up ring in the rear end of axial slideway, and described housing unit also comprises the back-moving spring be located between inner ring back-up ring and spacing back-up ring.
5. housing unit according to claim 4, is characterized in that, described spacing back-up ring is also provided with the axially extended shading ring for back-moving spring and torsion spring radial direction being separated.
6. a connector, comprise housing unit, described housing unit comprises the locking cap that front end is provided with canted coil spring, it is characterized in that, the connector shell extended before and after described housing unit also comprises, the front end of described connector shell has makes canted coil spring be arranged in the block interface of the locking slot of intermateable connector for coordinating with the inserted terminal block of intermateable connector, locking cap turning set is located on connector shell, the rear end of described locking cap is provided with circumferential slideway and is communicated with circumferential slideway and the axial slideway extended back by circumferential slideway, described connector shell is provided with and can rotates relative to locking cap in circumferential slideway, relative to the slide block that locking cap moves axially in axial slideway, described housing unit also comprises the elastic component for being supplied to the clockwise moment of torsion of locking cap, described housing unit also comprises the circumferential position limiting structure rotating clockwise the limit for being positioned at circumferential slideway limit locking cap at described slide block, locking cap be positioned at rotate clockwise extreme position time, described slide block and axial slideway circumference stagger.
7. connector according to claim 6, it is characterized in that, described housing unit also comprises the inner ring back-up ring be located between connector shell and locking cap, the periphery of described inner ring back-up ring is provided with and is slidably matched with described axial slideway is axially directed, the back-up ring key block of circumference spline, the inner peripheral surface of described inner ring back-up ring is provided with back-up ring chute circumferentially, the outer peripheral face of described connector shell is provided with the housing feather key be slidably matched that to lead with back-up ring chute, described circumferential position limiting structure is a circumferential cell wall of back-up ring chute, circumference position limiting structure is by coordinating the restriction realizing locking cap being rotated clockwise to the limit with the block of housing feather key, another circumferential cell wall of described back-up ring chute limits the anticlockwise rotational limitation of locking cap by coordinating with the block of housing feather key, and locking cap be positioned at rotate counterclockwise extreme position time, described slide block and axial slideway circumferential alignment.
8. connector according to claim 7, it is characterized in that, described elastic component is act on the torsion spring between connector shell and inner ring back-up ring, and described torsion spring is indirectly supplied to locking cap by being supplied to the clockwise moment of torsion of inner ring back-up ring and rotates clockwise moment of torsion.
9. the connector according to claim 7 or 8, is characterized in that, described locking cap is fixed with spacing back-up ring in the rear end of axial slideway, and described housing unit also comprises the back-moving spring be located between inner ring back-up ring and spacing back-up ring.
10. connector according to claim 9, is characterized in that, described spacing back-up ring is also provided with the axially extended shading ring for back-moving spring and torsion spring radial direction being separated.
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| CN201510545930.XA CN105140720B (en) | 2015-08-31 | 2015-08-31 | A kind of housing unit and connector |
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| CN201510545930.XA CN105140720B (en) | 2015-08-31 | 2015-08-31 | A kind of housing unit and connector |
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| CN105140720A true CN105140720A (en) | 2015-12-09 |
| CN105140720B CN105140720B (en) | 2017-06-27 |
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| CN201510545930.XA Active CN105140720B (en) | 2015-08-31 | 2015-08-31 | A kind of housing unit and connector |
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| CN110323636A (en) * | 2018-03-30 | 2019-10-11 | 中航光电科技股份有限公司 | Connector assembly and connector |
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| CN111230042A (en) * | 2020-02-13 | 2020-06-05 | 北京百慕航材高科技有限公司 | Mold clamping device and mold |
| CN111230042B (en) * | 2020-02-13 | 2021-09-21 | 北京航空材料研究院有限公司 | Mold clamping device and mold |
| CN111370877A (en) * | 2020-03-24 | 2020-07-03 | 中航光电科技股份有限公司 | Connector and plug |
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