CN109309304B - Connector assembly and socket assembly, plug and cable thereof - Google Patents
Connector assembly and socket assembly, plug and cable thereof Download PDFInfo
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- CN109309304B CN109309304B CN201710633600.5A CN201710633600A CN109309304B CN 109309304 B CN109309304 B CN 109309304B CN 201710633600 A CN201710633600 A CN 201710633600A CN 109309304 B CN109309304 B CN 109309304B
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- plug
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- shell
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/623—Casing or ring with helicoidal groove
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/04—Pins or blades for co-operation with sockets
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/10—Sockets for co-operation with pins or blades
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention relates to a connector assembly, a socket assembly, a plug and a cable. The connector subassembly includes plug subassembly and socket assembly, and plug subassembly includes the cable, and the one end of cable is equipped with the plug, and the plug includes with plug ground connection spare, two at least plug electric conductors, and plug ground connection spare and a plurality of plug electric conductor set gradually from the tail end to the front end along the axis direction of plug, and socket assembly includes the socket base body, is equipped with socket ground connection spare, two at least socket electric conductors in proper order from the front end to the tail end along the axis direction in the socket base body, and every socket electric conductor all links there is the wiring end. The connector assembly can be directly used for switching when the transformer is connected with other equipment, is convenient to use and is convenient to maintain and maintain later. And the grounding circuit is provided with two output circuits and shields and grounds the circuit, thereby improving the safety of the device when in use and being beneficial to the safe use of the connector assembly on the transformer transmission line.
Description
Technical Field
The invention relates to a connector assembly, a socket assembly, a plug and a cable.
Background
The connector assembly is widely applied to production and life due to the reasons of convenient and reliable plugging, convenient maintenance and the like, but in some occasions with worse working environments, the existing connector assembly generally cannot meet the use requirements of the harsh environments, so that the occasions can only be directly connected by using cables. For example, in a transformer, since the output of the transformer is high current and high voltage, and the conventional connector assembly has low pressure and current bearing capacity and cannot bear the output current of the transformer, a cable is generally directly inserted into the transformer to be directly connected with equipment in the transformer. This setting mode shortcoming in the in-service use process has a lot of, at first is unfavorable for the installation, maintenance and the later maintenance of circuit, in addition, because all contain transformer oil in the transformer, transformer oil can be to inserting the cable surface production corruption in it, moreover, because cable itself has certain elastic deformation space, leads to being difficult for sealing between cable and the transformer cylinder body to lead to transformer oil to reveal.
Disclosure of Invention
The invention aims to provide a connector assembly which can be applied to a transformer; the invention also aims to provide a socket assembly, a plug and a cable used in the connector assembly.
To achieve the above object, a technical solution 1 of a connector assembly of the present invention is: a connector assembly comprises a plug assembly and a socket assembly, wherein the plug assembly comprises a cable with a grounding layer and at least two layers of conducting layers, one end of the cable is provided with a columnar plug which is in plug-in fit with the socket assembly, the other end of the cable is provided with a leading-out end corresponding to each conducting layer, the plug comprises a plug grounding part which is in conductive connection with the grounding layer and at least two plug conductors which are respectively in conductive connection with each layer of conducting layer, the plug grounding part and a plurality of plug conductors are sequentially arranged from the tail end to the front end along the axial direction of the plug and are insulated and isolated from each other, the socket assembly comprises a columnar socket base body, the socket base body is provided with a socket grounding part which is in conductive fit with the plug grounding part and at least two conductor sockets which are respectively in conductive fit with each plug conductor, the socket grounding part and the plurality of socket conductors are sequentially arranged from the front, each socket conductor is connected with a terminal.
The connector assembly comprises the socket assembly and the socket assembly, the socket assembly is mounted on the transformer cylinder body and connected with the equipment in the transformer, the plug assembly realizes the connection between the socket assembly and other equipment, when the transformer is connected with other equipment, a connecting cable does not need to be directly stretched into the transformer for connection, the connecting cable can be directly connected through the connector assembly, the use is convenient, and the maintenance and the later maintenance are convenient. Moreover, the connector assembly is provided with an output loop for outputting two paths of current of the transformer and a grounding loop for shielding and grounding a circuit, so that the safety and reliability of the connector assembly during use are improved, and the safe use of the connector assembly on a transformer transmission line is facilitated.
The technical scheme 2 of the connector assembly is further improved on the basis of the technical scheme 1: the conducting layer, the plug conductor and the socket conductor are all provided with two.
The technical proposal 3 of the connector assembly of the invention is further improved on the basis of the technical proposal 2: the socket base body is provided with a plug hole for inserting a plug, the plug grounding piece and the plug conductor are positioned on the outer side surface of the plug, and the socket grounding piece and the socket conductor are positioned on the inner wall surface of the plug hole.
The technical scheme 4 of the connector assembly is further improved on the basis of the technical scheme 3: the plug conductor at the foremost end of the plug is a contact pin, and the socket conductor at the tail end of the socket base body is a socket component matched with the contact pin.
The technical proposal 5 of the connector assembly of the invention is further improved on the basis of the technical proposal 4: the jack assembly comprises a fixed shell fixedly connected with the socket base body and a jack assembly located in the fixed shell and used for being in conductive contact with the contact pin.
Technical solution 6 of a connector assembly of the present invention is a further improvement on the basis of technical solution 5: the tail end of the jack piece extends out of the fixed shell, a nut used for screwing and fixing the jack piece and the fixed shell is arranged on the extending end, and the extending end and the nut form a wiring end of the jack piece.
The technical proposal 7 of the connector assembly of the invention is further improved on the basis of the technical proposal 6: and a first sealing ring for realizing sealing between the plug-in hole piece and the fixed shell is arranged between the plug-in hole piece and the fixed shell.
The technical scheme 8 of the connector assembly is further improved on the basis of the technical scheme 3: the outlet end of the socket conductor positioned in the middle of the socket base body is positioned on the peripheral surface of the socket base body.
The technical proposal 9 of the connector assembly of the invention is further improved on the basis of the technical proposal 3: the plug grounding piece at the tail end of the plug is a cylindrical plug shell, and the socket grounding piece at the front end of the socket is a cylindrical socket shell matched with the plug grounding piece.
The technical proposal 10 of the connector assembly of the invention is further improved on the basis of the technical proposal 9: the socket assembly is fixedly connected with the transformer through the socket shell.
The technical proposal 11 of the connector assembly of the invention is further improved on the basis of the technical proposal 10: the socket shell is provided with an external thread which is used for being in threaded connection with the socket assembly, and the external thread is connected with a fastening nut which is used for being matched with the front end of the socket base body to clamp the transformer shell.
The technical proposal 12 of the connector assembly of the invention is further improved on the basis of the technical proposal 11: and a second sealing ring for realizing sealing between the socket base body and the transformer shell is arranged on the front end face of the socket base body.
The invention provides a technical scheme 14 of a connector assembly, which is further improved on the basis of any one of the technical schemes 2 to 12: the wire outlet ends arranged on the cable comprise a first wire outlet end positioned at the end part of the cable and electrically connected with the innermost conducting layer and a second wire outlet end positioned at the side surface of the cable and electrically connected with the outer conducting layer.
The technical proposal 17 of the connector assembly of the invention is further improved on the basis of the technical proposal 16: the ground layer and the conductive layer are woven layers.
In order to achieve the above object, a technical solution 1 of a socket assembly of the present invention is: the utility model provides a socket assembly, includes the column socket base member, be equipped with on the socket base member with the electrically conductive complex socket ground connection spare of plug ground connection spare, respectively with the electrically conductive complex at least two socket conductor of every plug conductor, socket ground connection spare and a plurality of socket conductor set gradually and between each other insulating isolation along the axis direction of socket base member from the front end to the tail end, every socket conductor all links there is the wiring end.
The technical scheme 2 of the socket assembly is further improved on the basis of the technical scheme 1: the socket has two electrical conductors.
The technical scheme 3 of the socket assembly is further improved on the basis of the technical scheme 2: the socket is characterized in that the socket base body is provided with a plug hole, and the socket grounding piece and the socket conductor are positioned on the inner wall surface of the plug hole of the socket base body.
The technical scheme 4 of the socket assembly is further improved on the basis of the technical scheme 3: the socket conductors at the tail end of the socket base are socket assemblies that mate with the pins on the mating plug assembly.
The technical scheme 5 of the socket assembly is further improved on the basis of the technical scheme 4: the jack assembly comprises a fixed shell fixedly connected with the socket base body and a jack assembly located in the fixed shell and used for being in conductive contact with the contact pin.
The technical scheme 6 of the socket assembly is further improved on the basis of the technical scheme 5: the tail end of the jack piece extends out of the fixed shell, a nut used for screwing and fixing the jack piece and the fixed shell is arranged on the extending end, and the extending end and the nut form a wiring end of the jack piece.
The technical scheme 7 of the socket assembly is further improved on the basis of the technical scheme 6: and a first sealing ring for realizing sealing between the plug-in hole piece and the fixed shell is arranged between the plug-in hole piece and the fixed shell.
The technical scheme 8 of the socket assembly is further improved on the basis of the technical scheme 3: the outlet end of the socket conductor positioned in the middle of the socket base body is positioned on the side surface of the socket base body.
The technical scheme 9 of the socket assembly is further improved on the basis of the technical scheme 3: the receptacle ground at the front end of the receptacle is a barrel receptacle housing that mates with a barrel plug housing of an adapted plug assembly.
The technical scheme 10 of the socket assembly is further improved on the basis of the technical scheme 9: the socket assembly is fixedly connected with the transformer through the socket shell.
The technical scheme 11 of the socket assembly is further improved on the basis of the technical scheme 10: the socket shell is provided with an external thread which is used for being in threaded connection with the socket assembly, and the external thread is connected with a fastening nut which is used for being matched with the front end of the socket base body to clamp the transformer shell.
The technical proposal 12 of the socket component of the invention is further improved on the basis of the technical proposal 11: and a second sealing ring for realizing sealing between the socket base body and the transformer is arranged on the front end face of the socket base body.
The technical scheme 13 of the socket assembly is further improved on the basis of any one of the technical schemes 1 to 12: the socket base body is made of corrosion-resistant insulating materials, and the socket base body, the socket grounding piece and the socket conductor are integrally formed in an injection molding mode.
In order to achieve the above object, a technical solution 1 of a plug assembly of the present invention is: a plug assembly comprises a cable with a ground layer and at least two conducting layers, wherein a cylindrical plug matched with a socket assembly in an inserting mode is arranged at one end of the cable, a leading-out end is arranged at the other end of the cable corresponding to each conducting layer, the plug comprises a plug grounding piece in conductive connection with the ground layer and at least two plug conductors in conductive connection with each conducting layer respectively, and the plug grounding piece and the two plug conductors are sequentially arranged from the tail end to the front end along the axis direction of the plug and are isolated in an insulating mode.
The technical scheme 2 of the plug assembly is further improved on the basis of the technical scheme 1: the conducting layer and the plug conductor are both provided with two.
The technical scheme 3 of the plug assembly is further improved on the basis of the technical scheme 2: the plug grounding piece and the plug conductive body are positioned on the outer side surface of the plug.
The technical scheme 4 of the plug assembly is further improved on the basis of the technical scheme 3: the plug conductor at the foremost end of the plug is a contact pin.
The technical proposal 5 of the plug assembly of the invention is further improved on the basis of the technical proposal 4: the contact pin is cylindrical.
The technical scheme 6 of the plug assembly is further improved on the basis of any one of the technical schemes 3-5: the wire outlet ends arranged on the cable comprise a first wire outlet end positioned at the end part of the cable and electrically connected with the innermost conducting layer and a second wire outlet end positioned at the side surface of the cable and electrically connected with the outer conducting layer.
The technical scheme 7 of the plug assembly is further improved on the basis of any one of the technical schemes 3 to 5: and the cable is provided with a mounting disc in conductive connection with the grounding layer.
The technical scheme 8 of the plug assembly is further improved on the basis of any one of the technical schemes 1 to 5: the cross sections of the grounding layer and the conducting layer of the cable are both annular.
The technical proposal 9 of the plug assembly of the invention is further improved on the basis of the technical proposal 8: the ground layer and the conductive layer are woven layers.
In order to achieve the above object, a technical solution 1 of a plug of the present invention is: the utility model provides a plug, includes the plug base member, be provided with on the plug base member with the socket subassembly of adaptation the socket ground connection piece electrically conductive complex plug ground connection piece, respectively with every socket conductor electrically conductive complex two at least plug conductors, plug ground connection piece and a plurality of plug conductor set gradually and between each other insulating isolation along the axis direction of plug base member from tail end to front end, plug ground connection piece and plug conductor are provided with the ground plane of the cable of adaptation and the connecting portion of conducting layer conductive connection respectively.
The technical scheme 2 of the plug is further improved on the basis of the technical scheme 1: the plug has two electrical conductors.
The technical scheme 3 of the plug is further improved on the basis of the technical scheme 2: the plug base body is a columnar plug base body which is used for being inserted into a plug hole of the adaptive socket assembly, and the plug grounding piece and the plug conductive body are located on the outer side face of the plug base body.
The technical scheme 4 of the plug is further improved on the basis of the technical scheme 3: the plug conductor at the foremost end of the plug base body is a contact pin.
The technical scheme 5 of the plug is further improved on the basis of the technical scheme 4: the contact pin is cylindrical.
In order to achieve the above object, a technical solution 1 of a cable of the present invention is: a cable comprises a ground layer which is used for being in conductive connection with a plug grounding piece of an adaptive plug, at least two conductive layers which are used for being in conductive connection with a plug conductive body are arranged on the inner side of the ground layer, and the ground layer and the conductive layers are insulated and isolated from each other.
The technical scheme 2 of the cable is further improved on the basis of the technical scheme 1: the conductive layer has two layers.
The technical scheme 3 of the cable is further improved on the basis of the technical scheme 1 or 2: the cross sections of the conductive layer and the grounding layer are both annular.
The technical scheme 4 of the cable is further improved on the basis of the technical scheme 3: the grounding layer and the conductive layer are both woven layers.
Drawings
FIG. 1 is a front view of a plug assembly of embodiment 1 of a connector assembly of the present invention;
FIG. 2 is a view taken along the line A in FIG. 1;
FIG. 3 is a cross-sectional view of a cable in one embodiment of a connector assembly 1 of the present invention;
fig. 4 is a perspective view of a receptacle assembly of embodiment 1 of a connector assembly of the present invention;
FIG. 5 is a front view of a receptacle assembly of embodiment 1 of a connector assembly of the present invention;
FIG. 6 is a half-sectional view of a receptacle assembly of embodiment 1 of the connector assembly of the present invention;
in the figure: 1. a plug assembly; 11. a cable; 111. a conductive layer; 112. a ground plane; 113. an insulating layer; 114. an insulating filler; 12. inserting a pin; 13. a first cylindrical housing; 131. a contact spring; 14. a plug housing; 15. a connecting nut; 16. a support sleeve; 17. mounting a disc; 18. clamping a hoop; 19. a copper tube terminal; 10. copper bars; 101. heat shrink tubing; 102. a plug protection cover; 103. an insulating layer; 104. a retainer ring; 2. a receptacle assembly; 21. a socket base; 22. a socket housing; 23. a second cylindrical housing; 231. a screw; 241. a stationary housing; 242. a jack member; 243. a nut; 25. fastening a nut; 26. a socket protective cover; 27. a first seal ring; 28. and a second seal ring.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings. In the following embodiments, the mating ends of the plug assembly and the receptacle assembly are front ends and the end remote from the mating ends is a tail end or a rear end.
A specific embodiment 1 of a connector assembly of the present invention, as shown in fig. 1 to 6, includes a plug assembly 1 and a socket assembly 2, a specific structure of the plug assembly 1 is as shown in fig. 1, and includes a cable 11, one end of the cable 11 is provided with a cylindrical plug, and the other end is provided with an outlet, in this embodiment, the cylindrical plug and the cable are fixedly connected, wherein, a specific structure of the cable 11 is as shown in fig. 3, and includes an outermost insulating layer, a ground layer 112 and two conductive layers 111 are sequentially disposed from outside to inside in the insulating layer, insulating layers 113 are disposed between the ground layer 112 and the conductive layer 111, and between the conductive layers 111 and 111 to achieve insulating isolation between each other, in addition, cross sections of the ground layer 112 and the conductive layer 111 are both annular, and are both woven layers, and an insulating filler 114 is disposed in a center of the conductive layer 111.
The plug comprises a contact pin 12, a first cylindrical shell 13 and a plug shell 14 which are sequentially arranged from the front end to the tail end at intervals along the axial direction of the plug assembly 1, the contact pin 12 and the first cylindrical shell 13 are plug electric conductors, the plug shell 14 is a plug grounding part, a contact spring 131 is arranged on the outer side face of the first cylindrical shell 13, the contact pin 12, the first cylindrical shell 13 and the plug shell 14 are all located on the outer side face of the plug, wherein the contact pin 12 is in conductive connection with the innermost conductive layer 111 of the cable 11, the first cylindrical shell 13 is in conductive connection with the conductive layer 111 of the middle layer of the cable 11, and the plug shell 14 is in conductive connection with the grounding layer 112 of the cable 11. The contact pin 12, the first cylindrical shell 13 and the plug shell 14 are insulated and isolated from each other by the insulating layer 103, and the color of the insulating layer 103 exposed outside is red, thereby playing a warning role. In addition, the pins 12 are cylindrical and are used for increasing the flow guiding area of the pins 12. The plug housing 14 is further provided with a coupling nut 15 for realizing the threaded connection between the plug housing 14 and the receptacle assembly 2, and the plug housing 14 is further provided with a retaining ring 104 at the rear end of the coupling nut 15 for preventing the coupling nut 15 from being removed from the plug tail end.
The wire outlet ends include a first wire outlet end located at the end of the cable 11 and conductively connected to the innermost conductive layer 111 and a second wire outlet end located at the side of the cable 11 and conductively connected to the outer conductive layer 111, in this embodiment, the first wire outlet end is a copper bar 10, the second wire outlet end is a copper tube terminal 19, a heat shrinkable tube 101 is sleeved on the cable 11 between the first wire outlet end and the second wire outlet end, and the color of the heat shrinkable tube 101 is red.
The cable 11 is further provided with a supporting sleeve 16, an outermost ground layer 112 of the cable 11 is turned outwards and is fixedly connected with the supporting sleeve 16 through a clamp 18, so that the ground layer 112 is electrically connected with the supporting sleeve 16, a mounting plate 17 for fixedly connecting with a grounding frame is fixedly arranged on the supporting sleeve 16, and the cable 11 is grounded through the supporting sleeve 16, the mounting plate 17 and the grounding frame.
When the plug assembly 1 is not plugged with the socket assembly 2, the front-end plugging port of the plug assembly 1 is plugged by the plug protecting cover 102, and the color of the plug protecting cover 102 is red.
The specific structure of the socket assembly 2 is as shown in fig. 4 to 6, and includes a cylindrical socket base 21 made of an insulating corrosion-resistant material, the socket base 21 has a plug hole for inserting a plug, the color of the socket base 21 is red with a warning function, the socket base 21 is sequentially provided with a socket housing 22, a second cylindrical housing 23 and a plug hole assembly at intervals from the front end to the tail end along the axial direction of the socket assembly 2, the socket housing 22, the second cylindrical housing 23 and the plug hole assembly are positioned on the inner side surface of the plug hole of the socket base, the second cylindrical housing 23 and the plug hole assembly are socket conductors, the socket housing 22 is a socket grounding assembly, the socket housing 22, the second cylindrical housing 23 and the plug hole assembly are integrally injection-molded with the socket base 21, when the plug assembly 1 and the socket assembly 2 are inserted, the socket housing 22 is in conductive fit with the plug housing 14, the second cylindrical housing 23 is in conductive fit with the first cylindrical housing 13, the receptacle assembly is in conductive engagement with pin 12. The second cylindrical shell 23 and the jack assembly are provided with terminals for connecting with internal equipment of the transformer, wherein a plurality of screws 231 electrically connected with the second cylindrical shell 23 are arranged on the outer side surface of the socket base body 21 at intervals along the circumferential direction, and the screws 231 form the terminals of the second cylindrical shell 23. The jack assembly comprises a fixed shell 241 fixedly connected with the socket base body 21 and a jack assembly 242 which is positioned in the fixed shell 241 and detachably connected with the fixed shell 241, a first sealing ring 27 used for achieving sealing between the jack assembly 242 and the fixed shell 241 is arranged between the jack assembly 242 and the fixed shell 241, the tail end of the jack assembly 242 extends out of the fixed shell, a nut 243 used for screwing and fixing the jack assembly and the fixed shell is arranged on the extending end, and the extending end and the nut 243 form a wiring end of the jack assembly.
In addition, the socket housing 22 is provided with an external thread for being in threaded connection with the plug assembly, and the external thread is further connected with a fastening nut 25 for being matched with the front end of the socket base body 21 to clamp and fix the socket assembly 2 and the transformer housing. A second seal ring 28 for sealing between the socket base 21 and the mounting plate is provided on the front end surface of the socket base 21.
When the socket assembly 2 is not plugged with the plug assembly 1, the front-end plugging port of the socket assembly 2 is plugged by a socket protection cover 26, and the socket protection cover 26 is red.
In the practical use process of the connector assembly, the socket assembly 2 is installed on the transformer shell, when the connector assembly is installed, the fastening nut 25 on the socket shell 22 is firstly taken down, the socket shell 22 is inserted into the installation hole formed in the transformer shell from the inner side of the transformer, then the fastening nut 25 is screwed down to fix the socket assembly 2 and the transformer, and then the internal circuit of the transformer is respectively in conductive connection with the second cylindrical shell 23 and the jack assembly. In this structure, since the socket base 21 is made of a corrosion-resistant material, corrosion of the socket assembly 2 by transformer oil inside the transformer can be prevented; secondly, the socket shell 22, the second cylindrical shell 23 and the jack component are integrated by injection molding, a second sealing ring 28 for realizing sealing between the socket base 21 and the mounting plate is arranged on the front end face of the socket base 21, and a first sealing ring 27 for realizing sealing between the jack component 242 and the fixed shell 241 is arranged between the jack component 242 and the fixed shell 241, so that the structural design realizes sealing of the joint of the socket component 2 and the transformer cylinder body, and the transformer oil is prevented from leaking from the mounting position of the socket component 2; in addition, the socket assembly 2 is connected with the transformer cylinder through the socket housing 22, so that the transformer cylinder is electrically connected with the socket housing 22.
Afterwards, plug subassembly 1 and socket subassembly 2 cartridge are connected and are connected fixedly through the coupling nut 15 that sets up on plug housing 14, and both connect the back and have three electric current paths altogether, are respectively: the path realizes the shielding and grounding of the whole equipment and the connector assembly, not only avoids the interference of pulse current transmitted in the line to other equipment, but also improves the safety of the whole high-voltage transmission line.
The other two current paths are: the transformer comprises internal equipment, a socket assembly, a contact pin, an innermost conducting layer of a cable and external equipment; the transformer internal equipment-a second cylindrical shell-a first cylindrical shell-a cable middle conducting layer-external equipment; the two current paths simultaneously output two paths of current output by the transformer.
The connector assembly comprises the socket assembly 2 and the socket assembly 2, the socket assembly 2 is mounted on a transformer shell and connected with equipment inside a transformer, the plug assembly 1 realizes connection between the socket assembly 2 and other equipment, when the transformer is connected with other equipment, a connecting cable does not need to be directly stretched into the transformer for connection, and the connecting cable can be directly connected through the connector assembly, so that the connector assembly is convenient to use and convenient to maintain and maintain later. Moreover, the connector assembly is provided with an output loop for outputting two paths of current of the transformer and a grounding loop for shielding and grounding a circuit, so that the safety and reliability of the connector assembly during use are improved, and the safe use of the connector assembly on a transformer transmission line is facilitated.
In addition, both the conductive layer 111 and the ground layer 112 of the cable 11 are arranged in a cylindrical shape, and due to the skin effect of the current during the transmission process, the structure increases the current flowing area and reduces the manufacturing cost of the cable 11, and in addition, both the conductive layer 111 and the ground layer 112 are arranged in woven layers, thereby further increasing the current flowing area.
Embodiment 3 of the connector assembly of the present invention differs from embodiment 1 in that: plug assembly's plug and cable releasable connection, at this moment, the contact pin, first tubular casing, plug housing pass through the column plug base member fixed as an organic whole, the column plug base member still is equipped with the link of being connected with the cable, the plug is connected with the cable through this link, realize the contact pin, the electrically conductive connection of first tubular casing and cable conducting layer and the electrically conductive connection of plug casing and cable ground plane, other structures of this releasable plug are the same with other structures of plug in specific embodiment 1, no longer repeated here.
Embodiment 4 of the connector assembly of the present invention differs from embodiment 1 in that: the socket grounding piece and the socket conductor are arranged on the outer side surface of the connecting column instead of the inner side wall surface of the inserting hole, the plug of the plug assembly is provided with a jack for the insertion of the binding post, and the plug grounding piece and the plug conductive piece are arranged on the inner side surface of the jack.
Embodiment 5 of the connector assembly of the present invention differs from embodiment 1 in that: the two plug conductors and the two socket conductors may be configured identically, for example, the two socket conductors are both configured as a cylindrical housing, and both have terminals on a side surface of the cylindrical housing, and the plug conductors corresponding to the two cylindrical housings are also configured as a cylindrical housing having a contact spring on an outer side surface.
Embodiment 6 of the connector assembly of the present invention differs from embodiment 1 in that: the contact spring is not provided on the outer side surface of the first cylindrical case but on the inner side surface of the second cylindrical case.
Embodiment 7 of the connector assembly of the present invention differs from embodiment 1 in that: the innermost conductive layer of the cable may be solid.
Embodiment 8 of the connector assembly of the present invention differs from embodiment 1 in that: the jack assembly is provided as an integral structure.
The specific embodiment of the plug assembly of the present invention is the same as the specific structure of the plug assembly in each embodiment of the connector assembly, and is not described herein again.
The specific structure of the socket assembly of the present invention is the same as that of the socket assembly of the connector assembly, and is not described herein again.
The specific structure of the plug of the present invention is the same as that of the plug of each embodiment of the connector assembly, and is not described herein again.
The specific structure of the cable according to the embodiment of the present invention is the same as that of the cable in each embodiment of the connector assembly, and is not described herein again.
Claims (32)
1. A connector assembly, characterized by: the plug assembly comprises a cable with a grounding layer and at least two conductive layers, the grounding layer and the conductive layers are isolated from each other in an insulating way, the cross sections of the conductive layers and the grounding layer are both annular, and the grounding layer and the conductive layers are sleeved together; one end of the cable is provided with a columnar plug which is in plug-in fit with the socket assembly, the other end of the cable is provided with a leading-out end corresponding to each conducting layer, the plug comprises a plug grounding part which is in conducting connection with the grounding layer and at least two plug conductors which are respectively in conducting connection with each conducting layer, the plug comprises contact pins, a first cylindrical shell and a plug shell which are sequentially arranged from the front end to the tail end at intervals along the axial direction of the plug assembly, the plug grounding part is a plug shell, the contact pins and the first cylindrical shell are plug conductors, the contact pins, the first cylindrical shell and the plug shell are all positioned on the outer side surface of the plug, the plug grounding part and the plug conductors are sequentially arranged from the tail end to the front end along the axial direction of the plug and are insulated and isolated from each other, the socket assembly comprises a columnar socket base body, the socket base body is provided with a plug-in plug hole, and the, The socket comprises at least two socket conductors which are respectively in conductive fit with each plug conductor, a socket base body is sequentially provided with a socket shell, a second cylindrical shell and a jack component at intervals from the front end to the tail end along the axial direction of the socket component, the socket shell, the second cylindrical shell and the jack component are positioned on the inner side surface of a jack of the socket base body, the second cylindrical shell and the jack component are socket conductors, the socket shell is a socket grounding component, the wire outlet end of the socket conductor positioned in the middle of the socket base body is positioned on the outer peripheral surface of the socket base body, the socket grounding component and the socket conductors are sequentially arranged from the front end to the tail end along the axial direction of the socket base body and are insulated and isolated from each other, and each socket conductor is connected with; during the use, socket subassembly installs on transformer housing and is connected with transformer internal plant, and socket subassembly passes through socket housing and is connected with the electrically conductive of vary voltage cylinder body, and when plug subassembly and socket subassembly cartridge, socket housing and plug housing electrically conductive cooperation, second tube-shape casing and first tube-shape casing electrically conductive cooperation, socket subassembly and contact pin electrically conductive cooperation.
2. The connector assembly of claim 1, wherein: the conducting layer, the plug conductor and the socket conductor are all provided with two.
3. The connector assembly of claim 2, wherein: the jack assembly comprises a fixed shell fixedly connected with the socket base body and a jack assembly located in the fixed shell and used for being in conductive contact with the contact pin.
4. The connector assembly of claim 3, wherein: the tail end of the jack piece extends out of the fixed shell, a nut used for screwing and fixing the jack piece and the fixed shell is arranged on the extending end, and the extending end and the nut form a wiring end of the jack piece.
5. The connector assembly of claim 4, wherein: and a first sealing ring for realizing sealing between the plug-in hole piece and the fixed shell is arranged between the plug-in hole piece and the fixed shell.
6. The connector assembly of claim 2, wherein: the socket assembly is fixedly connected with the transformer through the socket shell.
7. The connector assembly of claim 6, wherein: the socket shell is provided with an external thread which is used for being in threaded connection with the socket assembly, and the external thread is connected with a fastening nut which is used for being matched with the front end of the socket base body to clamp the transformer shell.
8. The connector assembly of claim 7, wherein: and a second sealing ring for realizing sealing between the socket base body and the transformer shell is arranged on the front end face of the socket base body.
9. The connector assembly of any one of claims 1-8, wherein: the socket base body is made of corrosion-resistant insulating materials, and the socket base body, the socket grounding piece and the socket conductor are integrally formed in an injection molding mode.
10. The connector assembly of any one of claims 2-8, wherein: the wire outlet ends arranged on the cable comprise a first wire outlet end positioned at the end part of the cable and electrically connected with the innermost conducting layer and a second wire outlet end positioned at the side surface of the cable and electrically connected with the outer conducting layer.
11. The connector assembly of any one of claims 1-8, wherein: and the cable is provided with a mounting disc in conductive connection with the grounding layer.
12. The connector assembly of any one of claims 1-8, wherein: the ground layer and the conductive layer are woven layers.
13. A receptacle assembly, comprising: comprises a columnar socket base body, the socket base body is provided with a plug hole for inserting a plug, the socket base body is provided with a socket grounding piece in conductive fit with the plug grounding piece and at least two socket conductors in conductive fit with each plug conductor respectively, socket shells are sequentially arranged on the socket base body at intervals from the front end to the tail end along the axial direction of a socket assembly, the socket comprises a socket base body, a socket grounding piece, a socket conductor outlet end, a socket grounding piece and a plurality of socket conductor outlet assemblies, wherein the socket conductor outlet end is arranged on the outer peripheral surface of the socket base body; the plug conductive body in conductive fit with the socket conductive body is connected with the conductive layer of the adaptive cable, and the plug grounding piece in conductive fit with the socket grounding piece is connected with the grounding layer of the adaptive cable; the adaptive cable is provided with a ground layer and at least two conductive layers, the ground layer and the conductive layers are insulated and isolated from each other, the cross sections of the conductive layers and the ground layer are both annular, and the ground layer and the conductive layers are sleeved together; during the use, socket subassembly installs on transformer housing and is connected with transformer internal plant, and socket subassembly passes through socket housing and is connected with the electrically conductive of vary voltage cylinder body, and when plug subassembly and socket subassembly cartridge, socket housing and plug housing electrically conductive cooperation, second tube-shape casing and first tube-shape casing electrically conductive cooperation, socket subassembly and contact pin electrically conductive cooperation.
14. The receptacle assembly of claim 13, wherein: the socket has two electrical conductors.
15. The receptacle assembly of claim 14, wherein: the jack assembly comprises a fixed shell fixedly connected with the socket base body and a jack assembly located in the fixed shell and used for being in conductive contact with the contact pin.
16. The jack assembly of claim 15, wherein: the tail end of the jack piece extends out of the fixed shell, a nut used for screwing and fixing the jack piece and the fixed shell is arranged on the extending end, and the extending end and the nut form a wiring end of the jack piece.
17. The receptacle assembly of claim 16, wherein: and a first sealing ring for realizing sealing between the plug-in hole piece and the fixed shell is arranged between the plug-in hole piece and the fixed shell.
18. The receptacle assembly of claim 14, wherein: the outlet end of the socket conductor positioned in the middle of the socket base body is positioned on the side surface of the socket base body.
19. The receptacle assembly of claim 14, wherein: the receptacle ground at the front end of the receptacle is a barrel receptacle housing that mates with a barrel plug housing of an adapted plug assembly.
20. The receptacle assembly of claim 19, wherein: the socket assembly is fixedly connected with the transformer through the socket shell.
21. The jack assembly of claim 20, wherein: the socket shell is provided with an external thread which is used for being in threaded connection with the socket assembly, and the external thread is connected with a fastening nut which is used for being matched with the front end of the socket base body to clamp the transformer shell.
22. The receptacle assembly of claim 21, wherein: and a second sealing ring for realizing sealing between the socket base body and the transformer is arranged on the front end face of the socket base body.
23. The receptacle assembly of any one of claims 13-22, wherein: the socket base body is made of corrosion-resistant insulating materials, and the socket base body, the socket grounding piece and the socket conductor are integrally formed in an injection molding mode.
24. A plug assembly, characterized by: the cable comprises a cable with a grounding layer and at least two conducting layers, wherein the grounding layer and the conducting layers are isolated from each other in an insulating way, the conducting layers and the conducting layers are isolated from each other, the cross sections of the conducting layers and the grounding layer are both annular, and the grounding layer and the conducting layers are sleeved together; one end of the cable is provided with a columnar plug which is in inserting fit with the socket component, the other end of the cable is provided with a leading-out end corresponding to each conductive layer, the plug comprises a plug grounding part which is in conductive connection with the ground layer, and at least two plug conductive bodies which are respectively in conductive connection with each conductive layer, the plug comprises a contact pin, a first cylindrical shell and a plug shell which are sequentially arranged from the front end to the tail end at intervals along the axial direction of the plug component, the plug grounding part is a plug shell, the contact pin and the first cylindrical shell are plug conductive bodies, the contact pin, the first cylindrical shell and the plug shell are all positioned on the outer side surface of the plug, the plug grounding part and the two plug conductive bodies are sequentially arranged from the tail end to the front end along the axial direction of the plug and are insulated and isolated from each other, when the plug component and the socket component are inserted, the socket shell is in, the socket assembly is in conductive engagement with the pin.
25. The plug assembly of claim 24, wherein: the conducting layer and the plug conductor are both provided with two.
26. The plug assembly of claim 25, wherein: the contact pin is cylindrical.
27. The plug assembly of claim 25 or 26, wherein: the wire outlet ends arranged on the cable comprise a first wire outlet end positioned at the end part of the cable and electrically connected with the innermost conducting layer and a second wire outlet end positioned at the side surface of the cable and electrically connected with the outer conducting layer.
28. The plug assembly of claim 25 or 26, wherein: and the cable is provided with a mounting disc in conductive connection with the grounding layer.
29. The plug assembly of any one of claims 24-26, wherein: the ground layer and the conductive layer are woven layers.
30. A plug, characterized by: the plug comprises a plug base body, wherein the plug base body is provided with a plug grounding piece in conductive fit with a socket grounding piece of a matched socket assembly, and at least two plug conductors in conductive fit with each socket conductor respectively, the plug comprises contact pins, a first cylindrical shell and a plug shell which are arranged at intervals in sequence from the front end to the tail end along the axial direction of the plug assembly, the plug grounding piece is a plug shell, the contact pins and the first cylindrical shell are plug conductors, the contact pins, the first cylindrical shell and the plug shell are all positioned on the outer side surface of the plug, the plug grounding piece and a plurality of plug conductors are arranged in sequence from the tail end to the front end along the axial direction of the plug base body and are insulated and isolated from each other, the plug grounding piece and the plug conductors are respectively provided with connecting parts in conductive connection with a grounding layer and a conductive layer of a matched cable, and the matched cable is provided with a, the cross sections of the conductive layer and the ground layer are annular, the ground layer and the conductive layer are sleeved together, when the plug assembly and the socket assembly are plugged, the socket housing is in conductive fit with the plug housing, the second cylindrical housing is in conductive fit with the first cylindrical housing, and the jack assembly is in conductive fit with the contact pin.
31. The plug of claim 30, wherein: the plug has two electrical conductors.
32. The plug of claim 30, wherein: the contact pin is cylindrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710633600.5A CN109309304B (en) | 2017-07-28 | 2017-07-28 | Connector assembly and socket assembly, plug and cable thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710633600.5A CN109309304B (en) | 2017-07-28 | 2017-07-28 | Connector assembly and socket assembly, plug and cable thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109309304A CN109309304A (en) | 2019-02-05 |
| CN109309304B true CN109309304B (en) | 2020-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710633600.5A Active CN109309304B (en) | 2017-07-28 | 2017-07-28 | Connector assembly and socket assembly, plug and cable thereof |
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| Country | Link |
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| CN (1) | CN109309304B (en) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK151429C (en) * | 1984-02-28 | 1988-06-20 | Joergen Hansen | ELECTRIC CONNECTOR OF THE JACK TYPE |
| EP0429734B1 (en) * | 1989-11-29 | 1994-01-05 | Alcatel Cable | Device for the connection of an electrical high voltage cable to an electrical apparatus and method of mounting this device to the apparatus and the cable |
| DE4239648A1 (en) * | 1992-11-26 | 1994-06-01 | Pfisterer Elektrotech Karl | Plug connection device for cables |
| CN102364754B (en) * | 2011-10-17 | 2013-09-04 | 中国电子科技集团公司第四十研究所 | High-voltage connector assembly suitable for being used in satellite |
| CN202930652U (en) * | 2012-11-07 | 2013-05-08 | 宁波吉品科技股份有限公司 | Mining tri-coaxial connector plug |
| CA2918120A1 (en) * | 2015-01-22 | 2016-07-22 | Larry N. Siebens | Electrical connector having grounding mechanism |
| US9484664B1 (en) * | 2015-04-13 | 2016-11-01 | Sprint Communications Company L.P. | Water and ingress resistant audio port |
| CN105047274A (en) * | 2015-06-28 | 2015-11-11 | 中航光电科技股份有限公司 | Prefabricated cable and cable assembly using prefabricated cable |
| CN205385126U (en) * | 2016-03-18 | 2016-07-13 | 青岛中加特变频电机有限公司 | Multicore control line annular plug connector |
-
2017
- 2017-07-28 CN CN201710633600.5A patent/CN109309304B/en active Active
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| CN109309304A (en) | 2019-02-05 |
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