CN110429428B - Prevent misuse and lock outdoor connector subassembly and plug connector - Google Patents

Prevent misuse and lock outdoor connector subassembly and plug connector Download PDF

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Publication number
CN110429428B
CN110429428B CN201910683340.1A CN201910683340A CN110429428B CN 110429428 B CN110429428 B CN 110429428B CN 201910683340 A CN201910683340 A CN 201910683340A CN 110429428 B CN110429428 B CN 110429428B
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China
Prior art keywords
key
nut
sleeve
limiting
plug
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Active
Application number
CN201910683340.1A
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Chinese (zh)
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CN110429428A (en
Inventor
王猛
董伟强
孙明杰
谢清乐
徐骏
武学顺
闫永杰
杨晓楠
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China Aviation Optical Electrical Technology Co Ltd
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China Aviation Optical Electrical Technology Co Ltd
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Priority to CN201910683340.1A priority Critical patent/CN110429428B/en
Publication of CN110429428A publication Critical patent/CN110429428A/en
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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
    • H01R13/625Casing or ring with bayonet engagement
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure

Abstract

The invention relates to an anti-misunlocking outdoor connector assembly which comprises a plug and a socket, wherein a plurality of convex keys matched with bayonets of the socket are arranged on the inner wall of the front end of a plug connecting nut, and a plurality of positioning locking keys matched with key grooves extending axially on the peripheral surface of a sleeve are arranged on the inner wall of the rear end of the plug connecting nut; the front end of the key groove extends along the circumferential direction of the sleeve to form an extension groove for the connecting nut to radially rotate to be combined with the bayonet of the socket; an anti-unlocking key comprising a guide part and a limiting part is arranged in the card or the extension groove; when the plug and the socket are plugged and locked, the convex key or the positioning locking key rotates along with the guiding part of the anti-unlocking key on the edge of the connecting nut, and when the convex key is clamped in place with the bayonet, the convex key passes over the anti-unlocking key and is matched with the limiting part of the anti-unlocking key for limiting to prevent the connecting nut from reversing; the wall body of the connecting nut at the outer side of the convex key or the positioning locking key is provided with a clearance groove which provides a deformation space for the convex key or the positioning locking key to generate radial deformation when crossing the anti-unlocking key.

Description

Prevent misuse and lock outdoor connector subassembly and plug connector
Technical Field
The invention belongs to the technical field of connectors, and particularly relates to an anti-misunlocking outdoor connector assembly and a plug connector.
Background
Telecommunication equipment is increasingly used in a variety of environments, all of which are relatively harsh with changes in the global environment, such as in factories, automobiles, industrial equipment, military equipment, and on cellular antenna towers. In such environments, the connecting assemblies conventionally used are often unintentionally disconnected due to vibrations, shocks, temperature variations and exposure to other severe environmental conditions, which in turn causes communication interruptions, the economic loss of which will be assessed in minutes and rising year by year, and therefore telecommunication network providers are increasingly demanding that the connectors be able to remain stable and prevent the ingress of unwanted contaminants in the severe environment.
The existing common outdoor connector is mostly composed of a flange plate and a cable connector, an adapter or a module interface matched with the cable connector is arranged in the flange plate, and a fastening structure is arranged on the flange plate and matched and fixed with a shell of the cable connector, so that the smoothness of a communication link is realized.
The connector flanges are often secured to the cable connector housing by a threaded or bayonet connection, which may be inadvertently unlocked under vibration, shock, temperature changes, and exposure to other harsh environmental conditions.
Disclosure of Invention
The invention aims to provide an anti-misunlocking outdoor connector assembly and a connector assembly with a novel structure, which are characterized in that a convex key, a positioning locking key and a groove for providing a deformation space are designed on a connecting nut, a guide groove and an anti-falling key groove are designed on a connector sleeve, and an anti-unlocking key capable of preventing the misunlocking of a plug is arranged after the anti-misunlocking key is locked with the connecting nut, so that the aim of preventing the misunlocking of the plug is fulfilled.
The purpose of the invention and the technical problem to be solved are realized by adopting the following technical scheme. According to the invention, the anti-misunlocking outdoor connector assembly comprises a plug and a socket, and is characterized in that: the inner wall of the front end of the plug connecting nut 12 is provided with a convex key 1 matched with the socket bayonet 15, and the inner wall of the rear end is provided with a positioning locking key 2 matched with a key groove 6 extending along the axial direction on the outer peripheral surface of the sleeve 13; the part of the key groove 6 positioned at the front end of the sleeve 13 extends along the circumferential direction of the sleeve 13 to form an extension groove 61 for the connecting nut to radially rotate to be combined with the bayonet of the socket; an anti-unlocking key 4 comprising a guide part and a limiting part is arranged in the bayonet 15 or the extending groove 61 of the key groove 6; when the plug and the socket are plugged and locked, the convex key 1 or the positioning locking key 2 rotates along with the guide part of the anti-unlocking key 4 on the edge of the connecting nut, and when the convex key 1 is clamped in place with the bayonet 15, the convex key passes over the anti-unlocking key 4 and is matched with the limiting part of the anti-unlocking key for limiting to prevent the connecting nut from reversing; and a clearance groove 7 for providing a deformation space for radial deformation generated when the convex key 1 or the positioning locking key 2 passes over the unlocking prevention key 4 is arranged on the connecting nut wall body at the outer side of the convex key 1 or the positioning locking key 2.
The object of the present invention and the technical problems solved thereby can be further achieved by the following technical measures.
In the above-mentioned anti-misunlocking outdoor connector assembly, the key groove 6 is provided with the limiting key 3 for preventing the connection nut from sliding backwards and limiting the axial moving range of the connection nut.
In the above-mentioned anti-misunderstanding outdoor connector assembly, the limiting key is located in the through hole in the key slot 6, and one side of the limiting key is connected to the wall body at the edge of the through hole.
In the above-mentioned anti-misuse locking outdoor connector assembly, the sleeve 13 is further provided with an axially extending positioning groove 5, and the positioning groove 5 cooperates with a large key 16 on the support sleeve of the core plug 10 to realize radial positioning of the core plug components.
In the above-mentioned anti-misunderstanding outdoor connector assembly, the outer casing 8 is sleeved outside the support sleeve 9 in an axially sliding manner, and an elastic element for realizing floating of the inner core plug in the sleeve is arranged between the inner wall of the outer casing 8 and the boss of the support sleeve 9 in the outer casing 8.
The purpose of the invention and the technical problem to be solved can also be realized by adopting the following technical scheme. According to the invention, the anti-misunlocking outdoor plug connector comprises a connecting nut 12 and a sleeve 13, and is characterized in that: the inner wall of the front end of the plug connecting nut 12 is provided with a convex key 1 matched with a socket bayonet, and the inner wall of the rear end is provided with a positioning locking key 2 matched with a key groove 6 extending along the axial direction on the outer peripheral surface of the sleeve 13; the part of the key groove 6 positioned at the front end of the sleeve 13 extends along the circumferential direction of the sleeve 13 to form an extension groove 61 for the connecting nut to radially rotate to be combined with the bayonet of the socket; the extension groove 61 is internally provided with an anti-unlocking key 4 comprising a guide part and a limiting part, when the plug and the socket are plugged and locked, the positioning locking key 2 rotates along with the guide part of the anti-unlocking key 4, and when the convex key 1 is clamped in place with the bayonet, the positioning locking key crosses the anti-unlocking key 4 and is matched with the limiting part of the anti-unlocking key for limiting to prevent the connecting nut from reversing; and a clearance groove 7 for providing a deformation space for radial deformation generated when the positioning locking key 2 passes over the unlocking prevention key 4 is arranged on the connecting nut wall body at the outer side of the positioning locking key 2.
The object of the present invention and the technical problems solved thereby can be further achieved by the following technical measures.
In the anti-misunlocking outdoor plug connector, the key groove 6 is provided with the limit key 3 for preventing the connecting nut from sliding backwards and limiting the axial moving range of the connecting nut.
The anti-misunlocking outdoor plug connector is characterized in that: the limiting key is positioned in the through hole in the key groove 6, and one side of the limiting key is connected with the wall body at the edge of the through hole.
The anti-misunlocking outdoor plug connector is characterized in that: wherein, the sleeve 13 is also provided with a positioning groove 5 extending along the axial direction, and the positioning groove 5 is matched with a big key 16 on the supporting sleeve of the inner core plug 10 to realize the radial positioning of the inner core plug component.
In the anti-misunderstanding outdoor plug connector, the outer shell 8 is axially slidably sleeved outside the support sleeve 9, and an elastic element for realizing floating of the inner core plug in the sleeve is arranged between the inner wall of the outer shell 8 and the boss of the support sleeve 9 in the outer shell 8.
Compared with the prior art, the invention has obvious advantages and beneficial effects. By means of the technical scheme, the invention can achieve considerable technical progress and practicability, has wide industrial utilization value and at least has the following advantages:
the anti-unlocking connector assembly realizes the anti-unlocking through the matching of the convex key in the connecting nut and the anti-unlocking key in the bayonet of the plug or realizes the anti-unlocking by the matching of the positioning locking key in the connecting nut and the anti-unlocking key on the plug cylinder body. And meanwhile, a deformation space of the convex key matched with the unlocking prevention key or the positioning locking key is provided, so that the locking process of the connector assembly is simple and easy to realize, and the problem that the connector is unlocked unintentionally under outdoor vibration, impact, temperature change and other severe environmental conditions is avoided.
The arrangement of the deformation space of the invention has the following advantages: the existence of the deformation space provides the deformation space for the key in the connecting nut when the key meets the extrusion, reduces the friction force between the key and the extrusion surface, reduces the abrasion and prolongs the service life of the key. Meanwhile, due to the existence of the deformation space, the key deforms towards the deformation space when being extruded, the difficulty of the key crossing the obstacle can be reduced, and the phenomenon that the connecting nut is damaged due to the overlarge force required by the key crossing the obstacle or the locking or unlocking difficulty of the connector is avoided. In addition, the existence in deformation space for the key in the connecting nut can cross the anti-unlocking key, realizes preventing the purpose of mistake unblock with preventing that the unlocking key realizes.
Drawings
FIG. 1 is a schematic view of a plug configuration of an anti-misinterpretation outdoor connector assembly of the present invention;
FIG. 2 is a schematic view of the anti-misinterpretation outdoor connector assembly of the present invention;
FIG. 3 is a schematic view of the anti-misinterpretation plug connection nut of the outdoor connector assembly of the present invention;
FIG. 4 is a cross-sectional view of the anti-misinterpretation outdoor connector assembly plug connection nut of the present invention;
FIG. 5 is a turning illustration of FIG. 3;
FIG. 6 is a schematic perspective view of a plug sleeve of the anti-misinterpretation outdoor connector assembly of the present invention;
FIG. 7 is a front view of the plug sleeve of the anti-misinterpretation outdoor connector assembly of the present invention;
FIG. 8 is a cross-sectional view B-B of FIG. 7;
FIG. 9 is a rotated view of FIG. 7;
FIG. 10 is a schematic structural view of a core plug of the anti-misinterpretation outdoor connector assembly of the present invention;
FIG. 11 is a schematic view of an anti-misinterpretation outdoor connector assembly receptacle configuration according to another embodiment of the present invention;
FIG. 12 is a schematic view of a connection nut of an anti-mislocking outdoor connector assembly according to another embodiment of the present invention;
fig. 13 is a schematic view of an anti-misinterpretation outdoor connector assembly limit key structure according to an embodiment of the present invention;
fig. 14 is a diagram illustrating a state of deformation of the limiting key of the anti-misuse locking outdoor connector assembly according to the embodiment of the present invention.
[ description of main element symbols ]
1: convex key
2: positioning locking key
3: limit key
4: unlocking prevention key
5: locating slot
6: key groove
61: arrival slot
7: slit groove
8: shell body
9: support sleeve
10: inner core plug component
11: sealing rubber ring
12: connecting nut
13: sleeve barrel
14: tail sealing part
15: bayonet
16: big key
17: plug with a locking mechanism
18: socket with improved structure
19: through hole
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description will be given of specific embodiments, structures, features and effects of the anti-mislatching outdoor connector assembly according to the present invention with reference to the accompanying drawings and preferred embodiments.
Please refer to fig. 1-10, which are schematic structural diagrams of various parts of the anti-misunlocking outdoor connector assembly of the present invention, the connector assembly includes a plug 17 and a socket 18 connected by a bayonet, wherein the plug includes an inner core plug component 10, a sealing rubber ring 11, a connection nut 12, a sleeve 13 and a tail sealing component, that is, the connection mode between the socket and the connector plug of the connector assembly of the present invention is a bayonet connection, the connection nut of the plug is matched with the bayonet on the socket to lock the plug and the socket, sealing is realized by the sealing rubber ring on the contact surface, and the tail accessory can be tightly attached to the optical cable by screwing to realize sealing of the tail of the plug.
And the inner wall of the front end of the connecting nut 12 is provided with a convex key 1 which is matched with the bayonet 15 on the outer peripheral surface of the socket 18 to realize the bayonet connection of the plug and the socket. The inner wall of the rear end of the connecting nut 12 is provided with a positioning locking key 2, and the outer side of the wall body where the positioning locking key 2 is positioned is provided with a slot 7 which provides a deformation space for the outward deformation of the positioning locking key when the positioning locking key is radially extruded.
The outer peripheral surface of the sleeve 13 is provided with a key groove 6 which extends along the axial direction and is matched with the positioning locking key 2 on the connecting nut, and the key groove 6 is matched with the positioning locking key 2 to realize the radial positioning of the connecting nut and axially guide the advancing of the nut.
The outer peripheral surface of the sleeve 13 is provided with a plurality of limiting keys 3 for limiting the axial moving range of the connecting nut and reducing the axial moving allowance of the connecting nut during installation, and after the positioning locking key 2 on the connecting nut passes over the limiting key 3 on the key groove 6, the connecting nut is stopped at the front section of the sleeve by the limiting key 3, so that the installation is convenient and rapid.
The part of the key groove 6 at the front end of the sleeve 13 extends along the circumferential direction of the sleeve 13 to form an extending groove 61 for the connecting nut to radially rotate to be combined with the bayonet of the socket, at the moment, the convex key 1 of the connecting nut is matched with the bayonet of the socket in place, the positioning locking key 2 on the connecting nut crosses the guide part of the anti-unlocking key 4 arranged in the extending groove 61 to enter the groove at the tail end of the extending groove 61 and is stopped and limited with the limiting part of the anti-unlocking key, and the purpose of preventing the connecting nut from reversing and separating from the bayonet 15 is achieved. Prevent that the guide portion of unblock key 4 is a mild inclined plane, spacing portion is a precipitous inclined plane, should prevent that the unblock key is formed by guide portion and spacing portion butt joint, when socket-plug meets, rotate coupling nut and make location locking key 2 cross along the guide portion of preventing unblock key 4 and prevent that unblock key 4 gets into the terminal inslot of extending groove 61 and bayonet socket cooperation target in place, when needs unblock, because the slope of spacing portion is greater than guide portion, make location locking key 2 need great power could follow spacing portion, cross and prevent unblock key 4, realize preventing the purpose of mistake unblock. In the unlocking process, the positioning locking key 2 is subjected to larger force and deforms under the action of the force, and the clearance groove 7 on the outer side of the wall body of the positioning locking key provides a deformation space for the positioning locking key 2.
And a positioning groove 5 extending along the axial direction is also arranged in the sleeve 13, and the positioning groove 5 is matched with a large key 16 on the support sleeve of the inner core plug 10 to realize the radial positioning of the inner core plug component and prevent the inner core plug component from rotating in the sleeve.
The supporting sleeve 9 of the inner core plug component 10 is sleeved with the shell 8 in an axially sliding mode, an elastic piece is arranged between the inner wall of the shell 8 and a bulge, located in the shell 8, of the supporting sleeve 9, and the length of the contact piece inserted into the socket can be automatically adjusted by adjusting the compression degree of the elastic piece when the plug is inserted into the socket. That is, the inner core plug component is a floating structure in the sleeve and can self-adjust the distance of the inserted opposite plug ends, the interface types of the connector include but are not limited to LC, SC, MPO and the like, the floating inner core plug component can move along the axial direction of the sleeve, and the elastic parts thereof include but are not limited to springs, shrapnel and the like.
Please refer to fig. 11-12, which are schematic structural views illustrating an anti-false-unlocking outdoor connector assembly according to another embodiment of the present invention, in this embodiment, the anti-unlocking key 4 is disposed in the bayonet 15 of the socket, when the socket plug is locked, the convex key 1 in the connection nut 12 rotates along the guiding portion of the anti-unlocking key 4 in the bayonet 15, passes over the anti-unlocking key 4 and then is engaged with the bayonet 15, and the rear end surface of the convex key is blocked at the limiting portion of the anti-unlocking key 4. In this embodiment, the slot 7 is located on the wall of the coupling nut outside the stud 1, the slot 7 providing a deformation space for the radial deformation of the stud 1 outwards when it is pressed. That is, in this embodiment, when the plug and the socket are plugged and locked, the connection nut is rotated, the convex key 1 in the connection nut slides in the bayonet until the convex key 1 moves upwards along the guiding portion of the anti-unlocking key 4, goes over the anti-unlocking key 4, reenters the bayonet, is clamped in place with the bayonet, and is stopped and limited by the limiting portion of the anti-unlocking key 4, so as to prevent the connection nut from being unlocked by mistake due to reverse rotation.
In conclusion, the anti-unlocking connector realizes the anti-unlocking through the matching of the convex key in the connecting nut and the anti-unlocking key in the plug bayonet, or realizes the anti-unlocking by the matching of the positioning locking key 2 in the connecting nut and the anti-unlocking key on the plug cylinder.
Referring to fig. 13 and 14, in another embodiment of the present invention, the limiting key 3 is movably disposed on the sleeve and can be compressed inward when being pressed. Specifically, the limiting key 3 is arranged in a through hole on the sleeve, and a wall body on one side of the limiting key 3 is connected with a wall body on the edge of the through hole 19.
In the embodiment of the invention, the limit key 3 is positioned in the key slot 6. The limiting key 3 is positioned in the through hole 19 in the sleeve key groove 6, and the wall body on one side of the limiting key 3 is connected with the wall body at the edge of the through hole 19, so that the limiting key can deform towards the inside of the sleeve when being extruded by an external connecting nut, and when the connecting nut passes over the limiting key, the limiting key returns to the original position.
In this embodiment, the limiting key 3 includes a flat part at the rear end and a convex part at the front end, and the rear side of the flat part is connected with the sleeve wall, when the connecting nut is installed, the positioning locking key therein presses the limiting key 3 from the rear to the front, and the convex part at the front end of the limiting key 3 deforms into the cylinder under pressure, but is not limited thereto.
In another embodiment of the present invention, the two ends of the limiting key are gentle, the middle of the limiting key protrudes, and the front end of the gentle portion of the front end of the limiting key is connected to the sleeve wall body.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. An anti-misinterpretation outdoor connector assembly, comprising: including plug and socket, its characterized in that: a plurality of convex keys (1) matched with the socket bayonets (15) are arranged on the inner wall of the front end of the plug connecting nut (12), and a plurality of positioning locking keys (2) matched with the key grooves (6) extending axially on the outer peripheral surface of the sleeve (13) are arranged on the inner wall of the rear end;
the front end of the key groove (6) extends along the circumferential direction of the sleeve (13) to form an extension groove (61) for the connecting nut to radially rotate to be combined with the bayonet of the socket;
an anti-unlocking key (4) comprising a guide part and a limiting part is arranged in the bayonet (15) or the extension groove (61);
when the plug and the socket are plugged and locked, the convex key (1) or the positioning locking key (2) rotates along with the guide part of the anti-unlocking key (4) on the edge of the connecting nut, and when the convex key (1) is clamped in place with the bayonet (15), the convex key crosses the anti-unlocking key (4) and is matched with the limiting part of the anti-unlocking key for limiting to prevent the connecting nut from reversing;
and a clearance groove (7) which provides a deformation space for the convex key (1) or the positioning locking key (2) to pass over the anti-unlocking key (4) and generate radial deformation is arranged on the wall body of the connecting nut at the outer side of the convex key (1) or the positioning locking key (2).
2. The anti-misinterpretation outdoor connector assembly of claim 1, wherein: wherein, the outer peripheral surface of the sleeve (13) is internally provided with a limit key (3) which is used for preventing the connecting nut from sliding backwards and limiting the axial moving range of the connecting nut.
3. The anti-misinterpretation outdoor connector assembly of claim 2, wherein: the limiting key is positioned in the through hole on the sleeve wall, and one side of the limiting key is connected with the wall body at the edge of the through hole.
4. The anti-misinterpretation outdoor connector assembly of claim 2 or 3, wherein: wherein the limiting key (3) is positioned in the key groove (6).
5. The anti-misinterpretation outdoor connector assembly of claim 1, wherein: wherein, the sleeve (13) is internally provided with a positioning groove (5) extending along the axial direction, and the positioning groove (5) is matched with a big key (16) on the supporting sleeve (9) of the inner core plug (10) to realize the radial positioning of the inner core plug component.
6. The anti-misinterpretation outdoor connector assembly of claim 5, wherein: wherein the outer edge of the supporting sleeve (9) is sleeved with an outer shell (8) in an axial sliding manner, and an elastic element used for realizing the floating of the inner core plug in the sleeve is arranged between the inner wall of the outer shell (8) and a boss positioned in the outer shell (8) on the supporting sleeve (9).
7. A mis-unlock resistant outdoor plug connector comprising a coupling nut (12) and a sleeve (13), characterized in that: a convex key (1) matched with the bayonet of the socket is arranged on the inner wall of the front end of the connecting nut (12), and a positioning locking key (2) matched with a key groove (6) extending axially on the outer peripheral surface of the sleeve (13) is arranged on the inner wall of the rear end;
the front end of the key groove (6) extends along the circumferential direction of the sleeve (13) to form an extension groove (61) for the connecting nut to radially rotate to be combined with the bayonet of the socket;
an anti-unlocking key (4) comprising a guide part and a limiting part is arranged in the extension groove (61), when the plug and the socket are plugged and locked, the positioning locking key (2) rotates along with the guide part of the anti-unlocking key (4) on the edge of the connecting nut, and when the convex key (1) is clamped in place with the bayonet, the convex key crosses the anti-unlocking key (4) and is matched with the limiting part of the anti-unlocking key for limiting to prevent the connecting nut from being overturned;
and a clearance groove (7) for providing a deformation space for radial deformation generated when the positioning locking key (2) passes over the anti-unlocking key (4) is arranged on the connecting nut wall body at the outer side of the positioning locking key (2).
8. The anti-misinterpretation outdoor plug connector of claim 7, wherein: wherein, the outer peripheral surface of the sleeve (13) is internally provided with a limit key (3) which is used for preventing the connecting nut from sliding backwards and limiting the axial moving range of the connecting nut.
9. The anti-misinterpretation outdoor plug connector of claim 7, wherein: the limiting key is positioned in the through hole on the sleeve (13), and one side of the limiting key is connected with the wall body at the edge of the through hole.
10. The anti-misinterpretation outdoor plug connector of claim 7, wherein: wherein, the sleeve (13) is also internally provided with a positioning groove (5) extending along the axial direction, and the positioning groove (5) is matched with a big key (16) on the supporting sleeve of the inner core plug (10) to realize the radial positioning of the inner core plug component.
CN201910683340.1A 2019-07-26 2019-07-26 Prevent misuse and lock outdoor connector subassembly and plug connector Active CN110429428B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910683340.1A CN110429428B (en) 2019-07-26 2019-07-26 Prevent misuse and lock outdoor connector subassembly and plug connector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910683340.1A CN110429428B (en) 2019-07-26 2019-07-26 Prevent misuse and lock outdoor connector subassembly and plug connector

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CN110429428A CN110429428A (en) 2019-11-08
CN110429428B true CN110429428B (en) 2020-09-18

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