CN216251389U - Connector assembly and plug and socket thereof - Google Patents
Connector assembly and plug and socket thereof Download PDFInfo
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- CN216251389U CN216251389U CN202122927398.1U CN202122927398U CN216251389U CN 216251389 U CN216251389 U CN 216251389U CN 202122927398 U CN202122927398 U CN 202122927398U CN 216251389 U CN216251389 U CN 216251389U
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Abstract
The utility model relates to a connector assembly and a plug and a socket thereof, wherein the connector assembly comprises a plug and a socket, the socket comprises a socket shell, and the front end of the socket shell is provided with a groove and a staple bolt groove which are communicated; the plug comprises a plug shell, a connecting nut and a torque spring, wherein the connecting nut is movably sleeved at the front end of the plug shell, a staple bolt is arranged on the connecting nut, the torque spring is sleeved on the plug shell, one end of the torque spring is connected with the flange part, and the other end of the torque spring is connected with the connecting nut; the plug shell is provided with a rotary groove, and the rear end of the connecting nut is provided with a clamping table; a clamp spring is arranged on the plug shell, and the connecting nut is abutted against the front end of the clamp spring under the action of the torque spring; when the head seat is inserted, the connecting nut is rotated to enable the staple to be aligned to the notch, and after the connection nut is inserted in place, the connecting nut rebounds to the initial position under the action of the torque spring, so that the staple and the staple notch are in stop fit in the front-back direction to achieve head seat locking. The headstock has an automatic rebounding function after being inserted, is convenient for a user to operate, and improves the working efficiency.
Description
Technical Field
The utility model belongs to the technical field of connectors, and particularly relates to a connector assembly and a plug and a socket thereof.
Background
The connection modes of the existing optical fiber/electric connector are screw connection, bayonet connection and push-pull locking connection. The connector is usually in threaded connection, the connection and the separation of the head seat are realized by rotating the connecting nut, the reliability is relatively high, however, when the number of the connectors to be plugged is large, the plugging efficiency of the connector is relatively low, and the hand damage of workers is easily caused; the buckling type connection is relatively high in plugging efficiency, but the defects that a connecting nut cannot automatically rebound, a limiting function is not achieved, the installation efficiency is low, and each connector product can be plugged only by aligning with a clamping groove.
SUMMERY OF THE UTILITY MODEL
In order to further improve the efficiency of inserting and separating the connectors in batches, the utility model designs the connector assembly with the quick screwing function, and the purpose of improving the inserting and combining efficiency is achieved.
The purpose of the utility model and the technical problem to be solved are realized by adopting the following technical scheme.
The utility model provides a connector assembly, which comprises a plug and a socket, wherein the front ends of the plug and the socket are mutually inserted, the socket comprises a socket shell, the front end of the socket shell is provided with a notch and a staple groove positioned behind the notch, the notch extends along the front-back direction, the staple groove extends along the circumferential direction, and the notch is communicated with the staple groove; the plug comprises a plug shell, a connecting nut and a torque spring, wherein the connecting nut is movably sleeved at the front end of the plug shell, a staple bolt is arranged on the connecting nut, the torque spring is sleeved on the plug shell and is positioned between the rear end of the connecting nut and a flange part of the plug shell, one end of the torque spring is connected with the flange part, and the other end of the torque spring is connected with the rear end of the connecting nut; the plug shell is provided with a rotary groove, the rear end of the connecting nut is provided with a clamping table, and the rotary groove is matched with the clamping table to realize the control of the rotating angle of the connecting nut; the plug shell is provided with a clamp spring, and the connecting nut is abutted against the front end of the clamp spring under the axial force provided by the torque spring; when the headstock is not inserted, the torque spring has initial torque force, so that the clamping table is abutted against one side of the rotary groove, and the connecting nut is at an initial position; when the head seat is inserted, the connecting nut is rotated to enable the staple to be aligned with the notch, and after the insertion is in place, the connecting nut rebounds to the initial position under the action of the torque spring, so that the staple and the staple notch are in stop fit in the front-back direction, and the head seat locking is realized.
Furthermore, a clamping groove is formed in a flange portion of the plug shell, a waist-shaped clamping groove is formed in the rear end of the connecting nut, a first clamping shaft fixedly clamped with the clamping groove is arranged at the front end of the torque spring, a second clamping shaft fixedly clamped with the waist-shaped clamping groove is arranged at the rear end of the torque spring, and the torque spring can provide torsional moment for a rotating mechanism formed by the plug shell, the torque spring and the connecting nut through fixing of the two ends of the torque spring and matching of a rotary groove.
Furthermore, the front end of the connecting nut is provided with a plurality of clamping holes which are uniformly distributed in the circumferential direction, and the staple bolt is fixed in the corresponding clamping hole in a riveting mode.
Furthermore, a dodging groove is formed in the flange portion of the plug shell and used for staggering the staple bolts when the connecting nuts are installed in the dodging groove.
Furthermore, a plurality of anti-rotation keys are arranged on the plug shell, corresponding anti-rotation key grooves are formed in the socket shell, and the anti-rotation keys and the anti-rotation key grooves are matched to realize radial anti-rotation after the plug shell and the socket shell are plugged.
Furthermore, the front end of the slot is provided with a bell mouth so as to guide the staple bolt to enter the slot; the rear end of the groove is provided with a rounded guide part, so that the clamp moves into the clamp groove along the rounded guide part under the action of the torque force of the torque spring.
Furthermore, a first O-shaped ring is arranged at the rear end of the socket shell and used for being in sealing fit with a mounting hole for assembling the plug on the mounting panel; a second O-shaped ring is embedded on the rear end face of the flange of the socket shell and used for sealing the end faces of the socket shell and the mounting panel; and a third O-shaped ring is arranged on the inner wall of the front end of the socket shell and is used for being in sealing fit with the plug shell so as to realize the sealing of the inserting face after the head seat is inserted.
Further, a color ribbon is arranged on the socket shell and is positioned at the rear end of the clamping nail groove; after the head seat is plugged, the connecting nut can completely shield the color ribbon, so that the function of visually judging the plugging in place can be achieved.
The utility model also provides a plug, which is any one of the plugs.
The utility model also provides a socket, which is the socket in any one of the above items.
The utility model has the beneficial effects that: according to the connector assembly with the quick screwing function, the inserting and pulling direction is limited by quickly screwing the staple bolt and the staple bolt groove, and the torque force is provided by the torque spring to realize consistent position states of the connecting nut on each connector, so that the aim of improving the inserting and pulling efficiency is fulfilled. The connector has an automatic resilience function after being plugged, is convenient for a user to operate, improves the working efficiency by connecting the nut for limiting and providing torque by the torque spring, and solves the problem that the hands of the user are damaged due to excessive operation times.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic cross-sectional view of a connector assembly of the present invention.
Fig. 2 is a sectional view showing the socket of the present invention.
Fig. 3 is a front view schematically showing the socket of the present invention.
Fig. 4 is a schematic view of direction a in fig. 3.
Fig. 5 is an enlarged view of a slot in the socket of the present invention.
Fig. 6 is a sectional view of the plug of the present invention.
Fig. 7 is a structural view of a plug housing of the present invention.
Fig. 8 is a sectional view taken along line B-B in fig. 7.
Fig. 9 is a structural view of a torsion spring in the present invention.
Figure 10 is a cross-sectional view of the coupling nut of the present invention.
Figure 11 is a rear view of the coupling nut of the present invention.
Fig. 12 is an exploded view of the plug of the present invention.
Fig. 13 is a schematic view of the internal structure of the plug of the present invention.
Figure 14 is a schematic view of the coupling nut of the present invention in its initial position.
Figure 15 is a schematic view of the coupling nut of the present invention in its operative position.
Fig. 16 is a schematic cross-sectional view of the plug and receptacle of the present invention after mating.
Detailed Description
The technical solution of the present invention is further described in detail below with reference to the accompanying drawings and preferred embodiments.
Referring to fig. 1 to 5, the connector assembly includes a plug 2 and a socket 1, which are adapted to each other, and one end of the plug and the socket, which are inserted into each other, is used as the front end of each of the plug and the socket; the socket 1 comprises a socket shell 1.6 and a socket contact element arranged in the socket shell through a socket insulator 1.4, the socket shell 1.6 is a square disc shell, four mounting holes 1.6.1 are formed in the square disc shell and used for fixing the socket and an equipment mounting panel, and a wire sealing body 1.2 is further arranged in the socket shell and used for sealing and fixedly connecting equipment cables which are connected into the socket and the socket contact element. The plug 2 comprises a plug shell 2.1, a connecting nut 2.5 and a plug contact element arranged in the plug shell through a plug insulator 2.3, the plug shell 2.1 is a spline shell, and after the head seat is plugged, the plug contact element is connected with the socket contact element to realize contact conduction.
As shown in fig. 3, three anti-rotation key slots 1.6.2 are circumferentially arranged on the socket shell 1.6, and are correspondingly matched with three anti-rotation keys 2.1.3 on the plug, so that an anti-rotation effect between the connector shells is achieved; the three anti-rotation keyways 1.6.2 are not circumferentially distributed in the circumferential direction of the socket housing, and the widths of the anti-rotation keyways are different, so that the plug can be guided to be inserted in opposite directions at a correct angle. Be equipped with two positioning key groove 1.6.3 in the socket shell, positioning key groove 1.6.3 cooperates with two positioning keys on socket insulator 1.4, plays the effect of preventing changeing between socket insulator and the socket shell. The outer wall of the front end of the socket shell 1.6 is provided with three open grooves 1.6.4 distributed along the circumferential direction, the socket shell 1.6 is provided with a clamp groove 1.6.7, the clamp groove is a circumferential ring groove, the clamp groove is positioned at the rear end of the open groove 1.6.4 and is mutually communicated with the open groove, the front end of the open groove is provided with a horn mouth 1.6.4.1, and the horn mouth 1.6.4.1 is used for facilitating the insertion, combination, guiding and alignment between the clamp 2.2 of the plug end and the open groove of the socket end, so that the mounting efficiency of the head seat is improved; the fluting rear end is established to radius guide portion 1.6.4.2, and the headstock is inserted and is closed the back, and bail 2.2 moves along radius guide portion 1.6.4.2 under the effect of torque spring 2.4 torque force, finally falls into in the staple groove 1.6.7 to realize the spacing of bail along the plug orientation.
Furthermore, two axially distributed O-ring grooves 1.6.5 are formed in the rear end of the socket housing 1.6 and used for mounting the first O-ring 1.1, and the first O-ring 1.1 is in sealing fit with the mounting hole of the mounting panel; the socket shell 1.6 is provided with a colored tape 1.6.6, the color tape is positioned at the rear end of the staple bolt groove 1.6.7, the color tape in the embodiment is a red tape, and after the head seat is plugged, the connecting screw cap can completely shield the red tape, so that the function of visually judging the plugging in place is achieved. A second O-shaped ring 1.3 is embedded at the rear end of the flange of the socket shell and used for sealing the end faces of the socket shell and the mounting panel; the inner wall of the front end of the socket shell is provided with a third O-shaped ring 1.5, and the third O-shaped ring 1.5 is used for being in sealing fit with the plug shell to realize the sealing of the inserting face after the head seat is inserted. By means of the design of the sealing structures, the connector assembly can be suitable for application scenes of watertight connectors.
As shown in the drawing, three U-shaped avoiding grooves 2.1.1 are uniformly distributed on the plug shell 2.1 along the circumferential direction, three clamping holes 2.5.3 which are uniformly distributed are formed in the front end of the connecting nut 2.5, staple bolts 2.2 are fixed in the clamping holes 2.5.3 in a riveting mode, and the corresponding staple bolts are staggered when the avoiding grooves are used for installing the connecting nut. Two key grooves 2.1.2 are arranged in the plug shell 2.1, and the two key grooves 2.1.2 are correspondingly matched with two keys on the plug insulator 2.3, so that the anti-rotation effect between the plug insulator and the plug shell is achieved. The plug shell 2.1 is provided with three anti-rotation keys 2.1.3 which are matched with the anti-rotation key slots 1.6.2 for use, and the anti-rotation function after the insertion between the two end shells of the head seat is achieved.
The plug shell 2.1 is provided with a rotary groove 2.1.4 with a circumferential extension angle of 90 degrees, and the rotary groove 2.1.4 is matched with a clamping table 2.5.2 arranged on the connecting nut 2.5 in a stopping way in the rotating direction of the connecting nut, so that the control of the rotating angle of the connecting nut 2.5 is realized. The plug shell 2.1 is provided with the clamping groove 2.1.7, the clamping groove 2.1.7 and the avoiding groove 2.1.1 are both located on the flange portion 2.1.0 of the plug shell 2.1, the rotary groove 2.1.4 and the clamping groove 2.1.7 have relative position relation, initial torque force is guaranteed after the torque spring is assembled, and the connecting nut 2.5 is positioned. Set up jump ring groove 2.1.5 on the plug casing 2.1, assemble jump ring 2.6 to jump ring groove 2.1.5 in through special frock, realize the assembly of connecting nut and to torque spring's axial compression effect.
Referring to the drawing, the front end and the rear end of the torque spring 2.4 are respectively a first clamping shaft 2.4.1 and a second clamping shaft 2.4.2, the torque spring 2.4 is sleeved on the plug housing and is abutted between the rear end of the connecting nut and the flange 2.1.0 of the plug housing, the first clamping shaft 2.4.1 is clamped in the clamping groove 2.1.7 on the plug housing 2.1, the second clamping shaft 2.4.2 is clamped in the waist-shaped clamping groove 2.5.1 formed on the connecting nut 2.4, and the rotary groove 2.1.4 on the plug housing 2.1 is matched to provide a torsional moment for the rotary mechanism formed by the plug housing, the torque spring and the connecting nut. The torque spring 2.4 can provide axial elasticity after being compressed, and the phenomenon that the connecting nut does not axially move after the head seat is inserted in place is guaranteed.
In the embodiment, the waist-shaped clamping groove 2.5.1 is arranged on the flange at the tail part of the connecting nut, and the waist-shaped clamping groove is clamped and matched with the second clamping shaft 2.4.2 to realize the limit of one end of the torque spring 2.4; the flange at the rear of the coupling nut is provided with a clamping platform 2.5.2 at a specific angle, i.e. the angle at which the clamping platform extends in the circumferential direction of the flange at the rear of the coupling nut is a specific angle which is smaller than the circumferential extension angle of the rotary groove 2.1.4 on the plug housing, e.g. a specific angle of 45 °, so that the clamping platform can perform a circular movement in the rotary groove around the central axis of the entire plug.
Further, the plug still includes the afterbody annex, and 2.1 afterbody of plug housing is equipped with screw thread portion 2.1.6, and screw thread portion 2.1.6 cooperates with the screw thread of afterbody annex 2.7 front end, is equipped with the cable in the afterbody annex, and the cable is used for carrying out electric connection with the plug contact.
As shown in fig. 8, when the plug is assembled, the plug insulator 2.3 is axially installed inside the plug housing 2.1, the staple 2.2 and the connecting nut 2.5 are riveted in advance before being installed in the plug housing, after the riveting, the plug insulator is installed from the rear end of the plug housing 2.1, the first snap shaft 2.4.1 of the torque spring 2.4 is clamped into the snap groove 2.1.7 on the plug housing 2.1, the second snap shaft 2.4.2 is clamped into the waist-shaped snap groove 2.5.1 on the connecting nut 2.4, then the snap spring 2.6 is installed into the snap spring groove 2.1.5 by using a special tool, the connecting nut is limited backwards, and meanwhile, the torque spring is matched to provide backward axial elastic force for the connecting nut, so that the connecting nut abuts against the front end face of the snap spring.
As shown in fig. 9, when the plug and the receptacle are not inserted, the connection nut is in the initial position, in which one side (the initial positioning surface 2.1.4.1) of the spiral groove 2.1.4 on the plug housing 2.1 is in contact with one side (the initial mating surface 2.5.2.1) of the locking platform 2.5.2 on the connection nut 2.5, and the torsion spring has a smaller torsion moment, which ensures that the initial positioning surface is always in contact with the initial mating surface. When the plug and the socket are plugged, the connecting screw cap 2.5 is rotated along the pointer direction, the other side of the clamping table 2.5.2 on the connecting screw cap 2.5 is contacted with the other side of the rotary groove 2.1.4, at this time, the working position is reached, the relative positions of three evenly distributed staples 2.2 on the connecting screw cap and the notches 1.6.4 on the socket shell 1.6 are consistent, at this time, the opposite plugging state is as shown in fig. 10, and the staples 2.2 can fall into the staple grooves 1.6.7 on the socket shell 1.6 through the notches 1.6.4.
After the headstock is inserted and closed in place, loosen connecting nut 2.5, connecting nut 2.5 can kick-back to initial position automatically under the effect of the torque force that torque spring 2.4 provided, bail 2.2 and bail groove 1.6.7 locking cooperation in the axial this moment realizes the headstock locking, and torque spring provides the axial force simultaneously, realizes closely laminating between bail and the bail groove, improves the reliability of connector.
In this embodiment, the plug contact may be an optical fiber contact or an electrical contact or an optoelectronic hybrid contact, and the receptacle contact is a corresponding contact adapted to the plug contact, so as to implement functions of optical fiber transmission, electrical energy transmission, optoelectronic hybrid transmission, and the like of the connector assembly.
In the embodiment, during scheme description, the number of the parts such as the anti-rotation key groove 1.6.2, the open groove 1.6.4, the avoiding groove 2.1.1, the key groove 2.1.2, the anti-rotation key 2.1.3, the staple bolt 2.2, the O-shaped rings and the like is limited; however, in another embodiment, the number of the above-mentioned components may be adaptively adjusted, and the present invention is not limited thereto.
Example of plug:
the specific embodiment of the plug of the present invention has the same structure as the plug in the above connector assembly embodiment, and is not described herein again.
Embodiment of the socket:
the specific embodiment of the socket of the present invention is the same as the socket structure in the above connector assembly embodiments, and is not described herein again.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art can make any simple modification, equivalent change and modification to the above embodiments according to the technical essence of the present invention without departing from the scope of the present invention, and still fall within the scope of the present invention.
Claims (10)
1. The connector assembly comprises a plug and a socket which are mutually inserted and combined at the front end, and is characterized in that:
the socket comprises a socket shell, the front end of the socket shell is provided with a notch and a staple groove positioned behind the notch, the notch extends along the front-back direction, the staple groove extends along the circumferential direction, and the notch is communicated with the staple groove;
the plug comprises a plug shell, a connecting nut and a torque spring, wherein the connecting nut is movably sleeved at the front end of the plug shell, a staple bolt is arranged on the connecting nut, the torque spring is sleeved on the plug shell and is positioned between the rear end of the connecting nut and a flange part of the plug shell, one end of the torque spring is connected with the flange part, and the other end of the torque spring is connected with the rear end of the connecting nut; the plug shell is provided with a rotary groove, the rear end of the connecting nut is provided with a clamping table, and the rotary groove is matched with the clamping table to realize the control of the rotating angle of the connecting nut; the plug shell is provided with a clamp spring, and the connecting nut is abutted against the front end of the clamp spring under the axial force provided by the torque spring;
when the headstock is not inserted, the torque spring has initial torque force, so that the clamping table is abutted against one side of the rotary groove, and the connecting nut is at an initial position; when the head seat is inserted, the connecting nut is rotated to enable the staple to be aligned with the notch, and after the insertion is in place, the connecting nut rebounds to the initial position under the action of the torque spring, so that the staple and the staple notch are in stop fit in the front-back direction, and the head seat locking is realized.
2. The connector assembly of claim 1, wherein: the flange part of the plug shell is provided with a clamping groove, the rear end of the connecting nut is provided with a waist-shaped clamping groove, the front end of the torque spring is provided with a first clamping shaft fixedly clamped with the clamping groove, and the rear end of the torque spring is provided with a second clamping shaft fixedly clamped with the waist-shaped clamping groove.
3. The connector assembly of claim 1, wherein: the front end of the connecting nut is provided with a plurality of clamping holes which are uniformly distributed in the circumferential direction, and the staple bolt is fixed in the corresponding clamping hole in a riveting mode.
4. The connector assembly of claim 1 or 3, wherein: and the flange part of the plug shell is provided with an avoiding groove, and the avoiding groove is used for staggering the staple bolts when the connecting screw cap is installed.
5. The connector assembly of claim 1, wherein: the plug shell is provided with a plurality of anti-rotation keys, the socket shell is provided with corresponding anti-rotation key grooves, and the anti-rotation keys are matched with the anti-rotation key grooves to realize radial anti-rotation after the plug shell and the socket shell are plugged.
6. The connector assembly of claim 1, wherein: the front end of the slot is provided with a horn mouth so as to guide the staple bolt to enter the slot; the rear end of the groove is provided with a rounded guide part, so that the clamp moves into the clamp groove along the rounded guide part under the action of the torque force of the torque spring.
7. The connector assembly of claim 1, wherein: the rear end of the socket shell is provided with a first O-shaped ring; a second O-shaped ring is embedded on the rear end face of the flange of the socket shell; and a third O-shaped ring is arranged on the inner wall of the front end of the socket shell.
8. The connector assembly of claim 1, wherein: the ink ribbon is arranged on the socket shell and is positioned at the rear end of the clamping nail groove; after the head seat is plugged, the connecting nut can completely shield the color ribbon, so that the function of visually judging the plugging in place can be achieved.
9. Plug, its characterized in that: the plug of any one of claims 1 to 8.
10. Socket, its characterized in that: the socket is as claimed in any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122927398.1U CN216251389U (en) | 2021-11-22 | 2021-11-22 | Connector assembly and plug and socket thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122927398.1U CN216251389U (en) | 2021-11-22 | 2021-11-22 | Connector assembly and plug and socket thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216251389U true CN216251389U (en) | 2022-04-08 |
Family
ID=80959461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122927398.1U Active CN216251389U (en) | 2021-11-22 | 2021-11-22 | Connector assembly and plug and socket thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216251389U (en) |
-
2021
- 2021-11-22 CN CN202122927398.1U patent/CN216251389U/en active Active
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