CN109428207A - Connector assembly and its unilateral link block with coupling nut anti-loose structure - Google Patents

Connector assembly and its unilateral link block with coupling nut anti-loose structure Download PDF

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Publication number
CN109428207A
CN109428207A CN201710772127.9A CN201710772127A CN109428207A CN 109428207 A CN109428207 A CN 109428207A CN 201710772127 A CN201710772127 A CN 201710772127A CN 109428207 A CN109428207 A CN 109428207A
Authority
CN
China
Prior art keywords
concave
link block
unilateral
coupling nut
connector
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710772127.9A
Other languages
Chinese (zh)
Inventor
王新
张志中
刘娜
夏岩
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Aviation Optical Electrical Technology Co Ltd
Original Assignee
China Aviation Optical Electrical Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China Aviation Optical Electrical Technology Co Ltd filed Critical China Aviation Optical Electrical Technology Co Ltd
Priority to CN201710772127.9A priority Critical patent/CN109428207A/en
Publication of CN109428207A publication Critical patent/CN109428207A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/622Screw-ring or screw-casing
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46Bases; Cases
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46Bases; Cases
    • H01R13/502Bases; Cases composed of different pieces
    • H01R13/506Bases; Cases composed of different pieces assembled by snap action of the parts

Abstract

The present invention relates to the coupling nut of connector is locking, a kind of connector assembly with coupling nut anti-loose structure and its unilateral link block are provided.Connector assembly includes the unilateral link block of two adaptations, wherein a unilateral link block includes connector shell and the coupling nut that is rotatably arranged on connector shell, the outer peripheral surface of connector shell is equipped with the shaft shoulder with the inward flange on coupling nut along axial block cooperation, anti-loose structure is equipped between the coupling nut and the connector shell, corrugated convex-concave structure circumferentially is respectively equipped on the end face close to each other of the inward flange and the shaft shoulder, the anti-loose structure is formed by the corrugated convex-concave structure.The anti-loose structure components that above structure solves existing connector assembly are more, and structure is complicated, are not easy to assemble, the high problem of manufacturing cost.

Description

Connector assembly and its unilateral link block with coupling nut anti-loose structure
Technical field
The present invention relates to the coupling nut of connector is locking.
Background technique
Light, electric connector and photoelectric mixed connector component are widely used in the every field such as industry, space flight, connector Component generally comprises socket connector and the unilateral link blocks of pin connector two, the structure of pin connector as shown in Figure 1, Turning set is equipped with coupling nut 102 on its plug casing 101, and setting is corresponding with the coupling nut 102 on socket connector External screw thread, coupling nut 102 have inward flange 105, and the outer peripheral surface of plug casing 101 is equipped with the convex with coupling nut 102 The shaft shoulder 103 that edge 105 cooperates along axial block.After pin connector and socket connector plug together, by being connected described in turn Nut 102 can locking plug connector and socket connector.Coupling nut 102 loosens and influences connector assembly in order to prevent Reliability, be equipped with O-ring 104 in the side of the close inserted terminal of the shaft shoulder on above-mentioned plug casing, after plug and socket plug together, O-ring 104, which is squeezed, to deform, and can play the role of preload, and then plays certain anti-loose effect.But this spiral shell Line anti-loose structure reliability is lower.Especially in some special dimensions, such as space flight, vehicular field, coupling nut will after loosening Unforeseen serious consequence may be brought.
Application No. is the Chinese patents that 200720174046.0, Authorization Notice No. is CN201112875Y to disclose a kind of electricity The locking antishock device of connector, electric connector swivel nut, that is, coupling nut 202 therein, the rear end of coupling nut 202 is (far from electricity One end of connector inserted terminal) and electric connector housing 201 between there is annular space, successively set in annular space from front to back There are wave washer 203, dynamic ratchet 204 and quiet ratchet 205, dynamic ratchet 204 is fixed in the stomidium of coupling nut 202, quiet ratchet 205 be fixed on electric connector housing 201 and with dynamic 204 occlusal contact condition of ratchet, dynamic and static ratchet screws direction ratchet angle and is less than Loosen direction ratchet angle.In use, dynamic ratchet and quiet ratchet are engaged under the elastic reaction of wave washer, it is rotatablely connected swivel nut When dynamic ratchet and the cooperation of quiet ratchet realize the locking of connection swivel nut.But above-mentioned anti-loose structure components are more, structure is complicated, It being not easy to assemble, manufacturing cost is high, also, the anti-loosing effect of above-mentioned anti-loose structure needs to guarantee by the pretightning force of wave washer, And the accuracy of manufacture and assembly precision of components can all impact the pretightning force of wave washer, to be made to locking reliability At larger impact.
Summary of the invention
The object of the present invention is to provide a kind of connector assemblies with coupling nut anti-loose structure, to solve existing company The anti-loose structure components for connecing device assembly are more, and structure is complicated, are not easy to assemble, the high problem of manufacturing cost.Meanwhile the present invention is also Provide a kind of unilateral link block of above-mentioned connector assembly.
To achieve the above object, the technical solution that the connector assembly in the present invention with coupling nut anti-loose structure uses It is:
Scheme 1. has the connector assembly of coupling nut anti-loose structure, the unilateral link block being adapted to including two, wherein one Only unilateral link block includes connector shell and the coupling nut that is rotatably arranged on connector shell, connector shell it is outer Circumferential surface is equipped with the shaft shoulder with the inward flange on coupling nut along axial block cooperation, the coupling nut and the connector case It is equipped with anti-loose structure between body, is respectively equipped with circumferentially on the end face close to each other of the inward flange and the shaft shoulder Corrugated convex-concave structure, the anti-loose structure are formed by the corrugated convex-concave structure.
The utility model has the advantages that the present invention is by adopting the above technical scheme, by being arranged on the end face of shaft shoulder side on inward flange Corrugated convex-concave structure and the shaft shoulder on the end face of inward flange side the corrugated convex-concave structure that is arranged, unilateral side is even When connection module and socket connector are locked, connection swivel nut is relative to shoulder rotational, and connection swivel nut will be by axial direction in rotation process Pulling force and moved towards the shaft shoulder, until the convex-concave structure on the highest point and the shaft shoulder of the corrugated convex-concave structure on its inward flange Highest point contact, continuing to rotate connection swivel nut crosses the highest point of the corrugated convex-concave structure on inward flange on the shaft shoulder by force The highest point of corrugated convex-concave structure, the corrugated convex-concave structure on inward flange will be formed with the corrugated convex-concave structure on the shaft shoulder Engagement, stop coupling nut rotated backward under the action of vibration, realize anti-loosing effect, in the prior art use Corrugation pad Circle, quiet ratchet are compared with dynamic ratchet, do not need that components additionally are arranged, structure is simple, is easily assembled, while advantageously reducing into This.
The connector assembly according to scheme 1 of scheme 2., the corrugated convex-concave structure are formed by depressed section Two sidewalls are the smooth side wall being obliquely installed.The two sidewalls of depressed section, which are arranged to smooth side wall, can play guiding role, just In the dismounting of coupling nut.If you do not need to disassembly, can also set straight wall for the two sidewalls of depressed section, i.e., it will be corrugated Convex-concave structure is set as rectangular wave form.
The connector assembly according to scheme 2 of scheme 3., the corrugated convex-concave structure are formed by depressed section Two sidewalls are curved wall.Be conducive to improve the stress for improving corrugated convex-concave structure at two using curved wall, improve locking Effect.
The connector assembly according to scheme 2 or 3 of scheme 4., the corrugated convex-concave structure are formed by recessed portion The bottom divided is arcuate structure.
The connector assembly according to scheme 2 or 3 of scheme 5. passes through arc at the top of adjacent depressed section at two Structure smooth transition.At this using smooth transition convenient for the corrugated convex-concave structure on inward flange by with it is corrugated convex on the shaft shoulder Recessed structure forms engagement, while can reduce abrasion relative to the transition of corner angle formula.
The connector assembly according to scheme 2 or 3 of scheme 6., the two sidewalls of the depressed section are arranged symmetrically.
The connector assembly according to scheme 1 or 2 or 3 of scheme 7., corrugated convex-concave structure on the inward flange and Corrugated convex-concave structure shape on the shaft shoulder is identical.
The connector assembly according to scheme 1 or 2 or 3 of scheme 8., the corrugated convex-concave structure are formed by recess Partially circumferentially it is evenly arranged.It can be improved the adaptability to the screw pitch of coupling nut in the form of being evenly arranged, have Effect improves coupling nut locking and forms the contradiction between engaging with corrugated convex-concave structure in place, keeps locking operation more convenient.
In the present invention connector assembly unilateral link block the technical solution adopted is that:
The unilateral link block of 1. connector assembly of scheme including connector shell and is rotatably arranged on connector shell Coupling nut, the outer peripheral surface of connector shell are equipped with the shaft shoulder with the inward flange on coupling nut along axial block cooperation, institute It states and is equipped with anti-loose structure, the end close to each other of the inward flange and the shaft shoulder between coupling nut and the connector shell Corrugated convex-concave structure circumferentially is respectively equipped on face, the anti-loose structure is formed by the corrugated convex-concave structure.
The unilateral link block according to scheme 1 of scheme 2., the corrugated convex-concave structure are formed by depressed section Two sidewalls be the smooth side wall being obliquely installed.
The unilateral link block according to scheme 2 of scheme 3., the corrugated convex-concave structure are formed by depressed section Two sidewalls be curved wall.
The unilateral link block according to scheme 3 or 4 of scheme 4., the corrugated convex-concave structure are formed by recess Partial bottom is arcuate structure.
The unilateral link block according to scheme 3 or 4 of scheme 5. passes through arc at the top of adjacent depressed section at two The smooth transition of shape structure.
The unilateral link block according to scheme 3 or 4 of scheme 6., the two sidewalls of the depressed section are arranged symmetrically.
The unilateral link block according to scheme 2 or 3 or 4 of scheme 7., the corrugated convex-concave structure on the inward flange It is identical with the corrugated convex-concave structure shape on the shaft shoulder.
The unilateral link block according to scheme 2 or 3 or 4 of scheme 8., the corrugated convex-concave structure are formed by recessed Concave portion point is evenly distributed in the circumferential direction.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of pin connector in the prior art;
The corresponding title of each appended drawing reference in figure are as follows: 101- plug casing, 102- coupling nut, the 103- shaft shoulder, 104-O type circle, 105- inward flange.
Fig. 2 is the schematic diagram of connector anti-loose structure disclosed in Chinese patent in background technique;
The corresponding title of each appended drawing reference in figure are as follows: 201- electric connector housing, 202- coupling nut, 203- wave washer, 204- moves ratchet, the quiet ratchet of 205-.
Fig. 3 is the structural schematic diagram of the connector shell of the embodiment one of unilateral link block in the present invention;
Fig. 4 is the structural schematic diagram of the coupling nut of the embodiment one of unilateral link block in the present invention;
Fig. 5 is the installation diagram of the connector shell and coupling nut of the embodiment one of unilateral link block in the present invention;
Fig. 6 is the structural schematic diagram of the embodiment two of unilateral link block in the present invention;
Fig. 7 is the structural schematic diagram of the embodiment three of unilateral link block in the present invention.
The corresponding title of each appended drawing reference in figure are as follows: 1- connector shell, 2- coupling nut, the 3- shaft shoulder, 4- rear end face, 5- Inward flange, 6- front end face, the corrugated convex-concave structure of 7-, 8- depressed section, 9- side wall.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings.
The embodiment of unilateral link block is just like shown in Fig. 3 ~ Fig. 5, being a kind of pin connector in the present invention, including connection Device shell 1 and the coupling nut 2 being rotatably arranged on connector shell 1, the outer peripheral surface of connector shell 1 are equipped with the shaft shoulder 3, even Nut 2 is connect equipped with inward flange 5, the inserted terminal for defining unilateral link block is front end, rear end face 4 and the inward flange 5 of the shaft shoulder 3 Front end face 6 is end face close to each other, and the front end face 6 of the rear end face 4 of the shaft shoulder 3 and inward flange 5 is along the axis of unilateral link block Cooperate to block.Anti-loose structure is equipped between the coupling nut 2 and the connector shell 1, the anti-loose structure is by the shaft shoulder 3 The formation of corrugated convex-concave structure 7 circumferentially being arranged on the front end face 6 of rear end face 4 and inward flange 5.The rear of the shaft shoulder 3 Equipped with for coupling nut 2, along movable space axially back and forth, and the distance of fore-aft travel is greater than 7 shapes of corrugated convex-concave structure At depressed section 8 depth.
The two sidewalls 9 that corrugated convex-concave structure 7 on the rear end face 4 of the shaft shoulder 3 is formed by depressed section 8 are arranged symmetrically, And it is the arc smooth side wall 9 that is obliquely installed, while the bottom of depressed section 8 is arcuate structure, adjacent recessed portion at two Divide 8 top to pass through arcuate structure to seamlessly transit.The corrugated convex-concave structure 7 and the shaft shoulder 3 being arranged on the front end face 6 of inward flange 5 On 7 shape of corrugated convex-concave structure it is identical, the corrugated convex-concave structure 7 in the two be formed by depressed section 8 circumferentially side To being evenly arranged, the depressed section 8 in the present embodiment in the two is everywhere.
When unilateral link block and socket connector are locked, connection swivel nut is rotated relative to the shaft shoulder 3, is connected in rotation process Swivel nut will be moved by axial tension and towards the shaft shoulder 3, until its inward flange 5 on corrugated convex-concave structure 7 highest point with The highest point of convex-concave structure on the shaft shoulder 3 contacts, and continuing to rotate connection swivel nut makes corrugated convex-concave structure 7 on inward flange 5 Highest point crosses the highest point of the corrugated convex-concave structure 7 on the shaft shoulder 3 by force, and the corrugated convex-concave structure 7 on inward flange 5 will be with Corrugated convex-concave structure 7 on the shaft shoulder 3 forms engagement, and coupling nut 2 is stopped to rotate backward under the action of vibration, realizes locking Effect.
In the present invention unilateral link block embodiment two as shown in fig. 6, the present embodiment and embodiment one difference It is, it is plane smooth side wall 9 that corrugated convex-concave structure 7, which is formed by the two sidewalls 9 of depressed section 8, in the present embodiment.
In the present invention unilateral link block embodiment three as shown in fig. 7, the present embodiment and embodiment one difference It is, the corrugated convex-concave structure 7 in the present embodiment on the shaft shoulder 3 is formed by the convex portion being arranged on the shaft shoulder 3.
In other embodiments, it can also set the corrugated convex-concave structure 7 on inward flange to only by a lug boss Divide and is formed, and the corrugated convex-concave structure on the shaft shoulder still uses the convex-concave structure in embodiment one.In other embodiments, may be used also The convex portion being separately provided is replaced with depressed section.
In other embodiments of the invention, the two sidewalls 9 that corrugated convex-concave structure 7 is formed by depressed section 8 can also To be unsymmetric structure, for example, by using in the patent document in background technique dynamic ratchet and quiet ratchet use structure, for For coupling nut 2, the direction of depressed section 8 is small with the tilt angle for screwing the consistent side wall 9 in direction of coupling nut 2 thereon Side wall 9 in the other side, in order to screw and further increase anti-loosing effect.
In the present invention with 2 anti-loose structure of coupling nut connector assembly one embodiment include pin connector and The unilateral link blocks of socket connector two, wherein pin connector, that is, above-mentioned is equipped with coupling nut 2 and suitable with coupling nut 2 The unilateral link block for the shaft shoulder 3 matched.It should be noted that those skilled in the art are usually to distinguish plug according to following understanding Connector and socket connector: activity setting is pin connector, is fixedly installed, does not need movement on a large scale or concentrate to be equipped with Multiple is socket connector, and the unilateral link block in the present invention is either pin connector, or socket connection Device.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not limited to this hair It is bright, although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still The modification for being not required to make the creative labor can be carried out to technical solution documented by foregoing embodiments, or to part Technical characteristic is equivalently replaced.All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement Deng should all be included in the protection scope of the present invention.

Claims (9)

1. the unilateral link block of connector assembly, including connector shell and the connection spiral shell being rotatably arranged on connector shell Cap, the outer peripheral surface of connector shell are equipped with the shaft shoulder with the inward flange on coupling nut along axial block cooperation, the connection Anti-loose structure is equipped between nut and the connector shell, it is characterised in that: the inward flange and the shaft shoulder mutually lean on Corrugated convex-concave structure circumferentially is respectively equipped on close end face, the anti-loose structure is by the corrugated convex-concave structure It is formed.
2. unilateral side link block according to claim 1, it is characterised in that: the corrugated convex-concave structure is formed by recessed The two sidewalls of concave portion point are the smooth side wall being obliquely installed.
3. unilateral side link block according to claim 2, it is characterised in that: the corrugated convex-concave structure is formed by recessed The two sidewalls of concave portion point are curved wall.
4. unilateral side link block according to claim 2 or 3, it is characterised in that: the corrugated convex-concave structure is formed Depressed section bottom be arcuate structure.
5. unilateral side link block according to claim 2 or 3, it is characterised in that: the top of adjacent depressed section at two It is seamlessly transitted by arcuate structure.
6. unilateral side link block according to claim 2 or 3, it is characterised in that: the two sidewalls of the depressed section are symmetrical Arrangement.
7. unilateral side link block according to claim 1 or 2 or 3, it is characterised in that: corrugated convex on the inward flange Recessed structure is identical with the corrugated convex-concave structure shape on the shaft shoulder.
8. unilateral side link block according to claim 1 or 2 or 3, it is characterised in that: the corrugated convex-concave structure institute shape At depressed section it is evenly distributed in the circumferential direction.
9. the connector assembly with coupling nut anti-loose structure, the unilateral link block being adapted to including two, it is characterised in that: Wherein a unilateral link block is unilateral link block described in any one of claim 1-8.
CN201710772127.9A 2017-08-31 2017-08-31 Connector assembly and its unilateral link block with coupling nut anti-loose structure Pending CN109428207A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710772127.9A CN109428207A (en) 2017-08-31 2017-08-31 Connector assembly and its unilateral link block with coupling nut anti-loose structure

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Application Number Priority Date Filing Date Title
CN201710772127.9A CN109428207A (en) 2017-08-31 2017-08-31 Connector assembly and its unilateral link block with coupling nut anti-loose structure

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Publication Number Publication Date
CN109428207A true CN109428207A (en) 2019-03-05

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111682356A (en) * 2020-06-17 2020-09-18 中航光电科技股份有限公司 But rotary-closing separation moment of torsion size adjustable structure

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7186127B2 (en) * 2004-06-25 2007-03-06 John Mezzalingua Associates, Inc. Nut seal assembly for coaxial connector
CN101340037A (en) * 2007-07-02 2009-01-07 亮泰企业股份有限公司 Anti-loose connector
CN102593657A (en) * 2012-02-29 2012-07-18 中航光电科技股份有限公司 Anti-regression screw thread coupling device
CN202906097U (en) * 2012-11-13 2013-04-24 营口三桂科技有限公司 Waterproof anti-looseness data line connector
CN103296513A (en) * 2013-06-19 2013-09-11 胡汝刚 Radio frequency coaxial connector with high reliability
CN203308872U (en) * 2013-05-03 2013-11-27 中航光电科技股份有限公司 Threaded connection anti-loosening structure, tail accessories for connector and circular connector
CN104600504A (en) * 2015-02-11 2015-05-06 苏州同泰新能源科技有限公司 Anti-loose photovoltaic connector
CN105071123A (en) * 2015-07-30 2015-11-18 上海航天科工电器研究院有限公司 RF coaxial connector for preventing looseness of connection nut
CN106129714A (en) * 2016-08-26 2016-11-16 四川永贵科技有限公司 A kind of thread connection anti-loose spline structure
US9692174B1 (en) * 2015-12-17 2017-06-27 T-Conn Precision Corporation Circular rapid joint connector

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7186127B2 (en) * 2004-06-25 2007-03-06 John Mezzalingua Associates, Inc. Nut seal assembly for coaxial connector
CN101340037A (en) * 2007-07-02 2009-01-07 亮泰企业股份有限公司 Anti-loose connector
CN102593657A (en) * 2012-02-29 2012-07-18 中航光电科技股份有限公司 Anti-regression screw thread coupling device
CN202906097U (en) * 2012-11-13 2013-04-24 营口三桂科技有限公司 Waterproof anti-looseness data line connector
CN203308872U (en) * 2013-05-03 2013-11-27 中航光电科技股份有限公司 Threaded connection anti-loosening structure, tail accessories for connector and circular connector
CN103296513A (en) * 2013-06-19 2013-09-11 胡汝刚 Radio frequency coaxial connector with high reliability
CN104600504A (en) * 2015-02-11 2015-05-06 苏州同泰新能源科技有限公司 Anti-loose photovoltaic connector
CN105071123A (en) * 2015-07-30 2015-11-18 上海航天科工电器研究院有限公司 RF coaxial connector for preventing looseness of connection nut
US9692174B1 (en) * 2015-12-17 2017-06-27 T-Conn Precision Corporation Circular rapid joint connector
CN106129714A (en) * 2016-08-26 2016-11-16 四川永贵科技有限公司 A kind of thread connection anti-loose spline structure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111682356A (en) * 2020-06-17 2020-09-18 中航光电科技股份有限公司 But rotary-closing separation moment of torsion size adjustable structure

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Application publication date: 20190305