Nothing Special   »   [go: up one dir, main page]

CN109193245B - Anti-dragging connecting assembly used under water - Google Patents

Anti-dragging connecting assembly used under water Download PDF

Info

Publication number
CN109193245B
CN109193245B CN201810972244.4A CN201810972244A CN109193245B CN 109193245 B CN109193245 B CN 109193245B CN 201810972244 A CN201810972244 A CN 201810972244A CN 109193245 B CN109193245 B CN 109193245B
Authority
CN
China
Prior art keywords
plug
socket
hole
waterproof
base body
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201810972244.4A
Other languages
Chinese (zh)
Other versions
CN109193245A (en
Inventor
高梓洋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sichuan Chuangwei Network Technology Co ltd
Original Assignee
Sichuan Chuangwei Network Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sichuan Chuangwei Network Technology Co ltd filed Critical Sichuan Chuangwei Network Technology Co ltd
Priority to CN201810972244.4A priority Critical patent/CN109193245B/en
Publication of CN109193245A publication Critical patent/CN109193245A/en
Application granted granted Critical
Publication of CN109193245B publication Critical patent/CN109193245B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46Bases; Cases
    • H01R13/52Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • H01R13/5202Sealing means between parts of housing or between housing part and a wall, e.g. sealing rings
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46Bases; Cases
    • H01R13/502Bases; Cases composed of different pieces
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46Bases; Cases
    • H01R13/52Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • H01R13/5213Covers
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46Bases; Cases
    • H01R13/52Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • H01R13/5219Sealing means between coupling parts, e.g. interfacial seal
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46Bases; Cases
    • H01R13/52Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • H01R13/523Dustproof, splashproof, drip-proof, waterproof, or flameproof cases for use under water
    • HELECTRICITY
    • H01ELECTRIC 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
    • H01R13/639Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
    • HELECTRICITY
    • H01ELECTRIC 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
    • H01R13/66Structural association with built-in electrical component
    • H01R13/70Structural association with built-in electrical component with built-in switch
    • H01R13/713Structural association with built-in electrical component with built-in switch the switch being a safety switch
    • HELECTRICITY
    • H01ELECTRIC 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
    • H01R13/66Structural association with built-in electrical component
    • H01R13/717Structural association with built-in electrical component with built-in light source

Landscapes

  • Connector Housings Or Holding Contact Members (AREA)

Abstract

The invention discloses an anti-dragging connecting assembly used under water, which comprises a socket and a plug; the socket comprises a waterproof base, the waterproof base comprises a base body and jack assemblies, and each jack assembly comprises a socket hole and an oval baffle; the waterproof cover is provided with an elastic clamping piece below; the elastic clamping piece comprises a compression spring positioning block, a compression spring, a clamping plate and an annular limiting plate; the outer wall of the clamping plate is abutted against the inner wall of the oval baffle; the circuit structure is fixed in the base body in a sealing mode through a sealing glue layer, the circuit structures on two sides of each jack component are respectively provided with a multi-stage connecting end, and a circuit connecting hole is formed in a movable edge of each multi-stage connecting end; the plug is matched with the socket for use, has good sealing performance and can be used in a deep water environment.

Description

Anti-dragging connecting assembly used under water
Technical Field
The invention relates to an anti-dragging connecting assembly capable of being used underwater.
Background
At present, industrial and civil power plugs and sockets are in metal contact type, and when a plug is inserted into the socket, a metal contact body of the plug is in contact conduction with a live socket side metal contact body, so that the plug side is electrified. The power socket and plug has simple structure and wide application, but can not meet the use requirements of some special occasions, such as special environments of underwater, moist and the like, particularly deep water working environments. Therefore, it is desirable that the connector can be reliably connected, and in some special occasions (especially deep water work occasions), the connector has good sealing and waterproof performance, and the safety can be ensured.
Disclosure of Invention
The invention aims to solve the technical problems and provides an anti-dragging connecting component which can be used underwater, wherein the socket is matched with a plug for use, has good sealing performance and can be used in a deep water environment.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
an anti-dragging connecting component used under water comprises a socket and a plug,
the socket comprises a waterproof base, the waterproof base comprises a base body, a plurality of jack assemblies are arranged on the base body, each jack assembly comprises an oval socket hole arranged below the base body and an oval baffle arranged in the base body around the socket hole;
the waterproof cover is matched with the waterproof base, and an elastic clamping piece capable of pressing the socket hole is arranged below the waterproof cover and at a position corresponding to the jack component; the elastic clamping piece comprises a pressing spring positioning block arranged below the waterproof cover, a pressing spring arranged outside the pressing spring positioning block and fixed with the waterproof cover, a clamping plate which is fixed at the movable end of the pressing spring and is in an oval barrel shape with an upward opening, and an annular limiting plate which is fixed in the clamping plate and surrounds the pressing spring for limiting the pressing spring; the outer wall of the clamping plate is abutted against the inner wall of the oval baffle;
the circuit structure is fixed in the base body in a sealing mode through a sealing glue layer, a pair of multi-stage connecting ends which are in central symmetry with the center of the jack assembly are arranged on the circuit structures on two sides of each jack assembly respectively, the cross section of each multi-stage connecting end is in a multi-stage step shape, and a circuit connecting hole which is used for being communicated with the circuit structure is formed in the movable edge of each stage of step;
the side face of the oval baffle is provided with two fan-shaped through holes which are centrosymmetric, so that the plug can rotate at a position corresponding to the multi-stage connecting end, the plug is connected with the circuit connecting hole, and the plug is communicated with the circuit structure.
The novel socket comprises a base body and is characterized by further comprising a sealed socket lead penetrating through the base body, one end of the socket lead is communicated with a circuit structure, the other end of the socket lead is communicated with an external power supply, and a leakage protector communicated with the circuit structure and a leakage indicator lamp matched with the leakage protector are further arranged in the base body.
Preferably, the upper surface of the oval baffle is flush with the lower surface of the compression spring positioning block.
Specifically speaking, be equipped with oval plastic waterproof ring on the base body between oval baffle and the socket hole, and this plastic waterproof ring top is equipped with one and makes the cross section of plastic waterproof ring personally submit the spill water-proof groove, chucking board below then is equipped with the first sealed arch of oval that cooperatees with the water-proof groove in order to play sealed effect.
More specifically, the socket has at least two jack assemblies and at least two circuit connecting holes in the multi-stage connecting end.
Furthermore, a plug baffle is arranged above the socket hole, a plug hole is formed in the middle of the plug baffle, fan-shaped through holes are symmetrically formed in the two sides of the plug hole, and the central axis of each fan-shaped through hole coincides with the long axis of the socket hole.
A plug for mating with the socket, the plug comprising a plug body and an insert; the plug body is in an elliptic cylinder shape matched with the socket hole, and a first cylindrical cavity and a second cylindrical cavity are sequentially arranged in the middle of the plug body from top to bottom; the plug comprises a plug body, an insert piece and a plug core, wherein the plug body is provided with a plug hole, the plug hole is arranged in the plug body, the insert piece comprises a first insulating column matched with a first cylindrical cavity, a second insulating column arranged below the first insulating column and matched with a second cylindrical cavity, an insulating disc arranged above the first insulating column and matched with the plug hole, fan-shaped insulating connecting plates arranged on two sides above the insulating disc in a central symmetry manner and matched with the fan-shaped through hole, a plug lead embedded in the insulating connecting plates, and a reset spring of which the upper end is arranged on the plug body above the second cylindrical cavity and winds the first insulating column; one end of the plug wire extends out of the insulation connecting plate to be connected with the corresponding circuit connecting hole, and the other end of the plug wire is embedded into the insulation disc, the first insulation column and the second insulation column in sequence and then connected with an external electric appliance; the lower end of the reset spring is fixed above the second insulating column.
Furthermore, a circle of elliptic annular second sealing bulge is arranged at the edge of the socket hole below the base body, and a sealing groove matched with the second sealing bulge is arranged above the plug body.
Furthermore, the inner walls of the first cylindrical cavity and the second cylindrical cavity are respectively provided with an annular clamping groove with an opening facing to the central axis of the plug body, and a rubber clamping ring with a sealing function is embedded in the annular clamping groove.
Compared with the prior art, the invention has the following beneficial effects:
(1) the socket and the plug matched with the socket are simple in structure, reasonable in design and excellent in integral sealing performance, can effectively prevent the socket from leaking water, avoids socket leakage, and is very convenient to insert and pull out.
(2) The waterproof socket and the waterproof plug are waterproof through multi-stage sealing, the waterproof performance is good, the multi-stage connecting ends are arranged, the multi-stage connecting ends can be arranged in a multi-line mode, the circuit connecting holes of the multi-stage connecting ends are formed in the side face of the socket body and are located on the edges of the multi-stage connecting ends, on one hand, the insertion and locking of the ends of the plug wires are facilitated, on the other hand, compared with the arrangement of the bottom face in the prior art, the waterproof socket and the plug are better in flexibility, water cannot enter, and later-stage maintenance is more convenient.
(3) The invention is also provided with a leakage protector and a leakage indicator light, and the arrangement can timely cut off the power supply when the socket meets the accident conditions (such as strong impact, hanging, pulling and the like) to prevent the power-on in water and accidents; in addition, after the plug is inserted into the socket, the plug is not easy to fall off, and the safety performance is good.
(4) After the plug is inserted into the socket, the second insulating column is rotated to enable the insulating connecting plate to rotate to a position corresponding to the multistage connecting end, so that the end of the plug wire on the insulating connecting plate is in contact with the corresponding circuit connecting hole, and electric conduction can be achieved. In addition, after loosening the second insulated column after the electric conductance is switched on, hold-down spring pushes down, give the decurrent power of insulating connecting plate, and reset spring also can give insulating connecting plate decurrent pressure because of the compression, simultaneously, because the end of insulating connecting plate plug wire inserts in the circuit connecting hole with the inner circuit structure intercommunication, consequently, insulating connecting plate can follow circuit connecting hole downstream, until insulating connecting plate edge card in circuit connecting hole bottom, reach balanced, at this moment, if do not rotate second insulated column and make insulating connecting plate stagger with circuit connecting hole, then can't drag the plug and fall.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a top view of the waterproof base of the present invention.
Fig. 3 is a bottom view of the waterproof base of the present invention.
Fig. 4 is a side cross-sectional view of the present invention.
FIG. 5 is a perspective view of an elliptical baffle of the present invention.
Fig. 6 is a top view of the plug of the present invention.
Fig. 7 is a cross-sectional view of the plug of the present invention.
Wherein, the names corresponding to the reference numbers are:
1-waterproof base, 11-base body, 12-socket hole, 13-oval baffle, 14-plastic waterproof ring, 15-waterproof groove, 16-plug baffle, 17-plug hole, 18-fan-shaped through hole, 19-second sealing bulge, 20-fan-shaped through hole, 2-waterproof cover, 21-compression spring positioning block, 22-compression spring, 23-clamping plate, 24-limiting plate, 15-first sealing bulge, 3-circuit structure, 31-multistage connecting end, 32-circuit connecting hole, 4-socket lead, 41-leakage protector, 42-leakage indicator lamp, 5-plug body, 51-first cylindrical cavity, 52-second cylindrical cavity, 53-sealing groove, 54-annular clamping groove, 55-rubber snap ring, 6-insert, 61-first insulating column, 62-second insulating column, 63-insulating disc, 64-insulating connecting plate, 65-plug wire, 66-return spring.
Detailed Description
The present invention will be further described with reference to the following description and examples, which include but are not limited to the following examples.
The purpose of this embodiment is in order to provide an anti-drag coupling assembling that can be used in the underwater, especially works under the adverse circumstances such as deep water.
As shown in fig. 1 to 7, the socket includes a waterproof base 1, a waterproof cover 2 covering the waterproof base in a sealing manner, and a circuit structure 3 disposed in the waterproof base 1.
Specifically, the waterproof base comprises a rectangular base body 11 with an upper opening, two jack assemblies are arranged on the base body, each jack assembly comprises an oval socket hole 12 arranged below the base body, and an oval baffle 13 arranged in the base body around the socket hole; a plug baffle 16 is arranged above the socket hole 12, a plug hole 17 is arranged in the middle of the plug baffle, fan-shaped through holes 18 are symmetrically arranged on two sides of the plug hole 17, and the central axis of each fan-shaped through hole is superposed with the long axis of the socket hole so that a plug can be inserted into the socket from the central axis; the long axis of the socket hole is parallel to the long side of the base body 11 so as to reduce the volume of the point socket.
The waterproof cover 2 is matched with the waterproof base 1, an elastic clamping piece capable of pressing the socket hole is arranged below the waterproof cover and at a position corresponding to the jack component, and the waterproof cover 2 can be directly covered on the base body 11 and sealed by sealant; the elastic clamping piece comprises a pressing spring positioning block 21 arranged below the waterproof cover, a pressing spring 22 arranged outside the pressing spring positioning block and fixed with the waterproof cover, a clamping plate 23 which is fixed at the movable end of the pressing spring and is in an oval barrel shape with an upward opening, and an annular limiting plate 24 which is fixed in the clamping plate and surrounds the pressing spring for limiting the pressing spring; the outer wall of the clamping plate 23 abuts against the inner wall of the oval baffle plate 13, the pressing spring positioning block is arranged, on one hand, the pressing spring can be prevented from moving left and right, on the other hand, the pressing spring can be partially fixed on the side wall of the pressing spring positioning block besides being installed on the waterproof cover, and therefore the installation stability of the pressing spring positioning block is higher, and the upper surface of the oval baffle plate 13 is flush with the lower surface of the pressing spring positioning block 21. The compression spring 22 has a function similar to a return spring, compresses the compression spring when the clamping plate is forced to move upwards, and downwards seals the plug hole 17 after the external force is removed; the effect of its annular limiting plate 24 is similar with the housing spring locating piece, and is no longer repeated, and its chucking plate uses with oval baffle cooperation, then can more effectually avoid housing spring to remove about, and plug hole 17 is sealed not lived after avoiding the chucking plate to push down. For further waterproofing, an elliptical plastic waterproof ring 14 is arranged on the base body 11 between the elliptical baffle 13 and the socket hole 12, a waterproof groove 15 which enables the cross section of the plastic waterproof ring to be concave is arranged above the plastic waterproof ring, and an elliptical first sealing bulge 25 which is matched with the waterproof groove to play a sealing role is arranged below the clamping plate 23.
Circuit structure 3, it is internal that circuit structure seals up with the sealing glue layer and fixes at the base, also can seal up with the sealing glue layer between circuit structure's the circuit, and circuit structure is common circuit structure among the prior art, and this application does not improve it, consequently does not describe. The circuit structure on the extension line of the short axis of each jack assembly is provided with a multi-stage connecting end 31, two multi-stage connecting ends on two sides of each jack assembly form a group which is centrosymmetric and are used in a matched manner, the cross section of each multi-stage connecting end is in a multi-stage step shape, and a circuit connecting hole 32 which is used for being communicated with the circuit structure is arranged on the movable edge of each stage of step; the stepped arrangement makes it possible to sequentially reduce the distance between the circuit connection hole 32 and the center of the plug hole 17 to form a stepped shape.
The socket lead 4 is arranged in a manner of penetrating through the base body 11 in a sealing manner, one end of the socket lead is communicated with the circuit structure 3, and the other end of the socket lead is communicated with an external power supply. In order to avoid the situation of electric leakage caused by accidents (such as strong pulling or impact) in the occurrence process, the socket is also internally provided with an electric leakage protector 41 communicated with the circuit structure and an electric leakage indicator lamp 42 matched with the electric leakage protector 41, so that the transparent glass can be arranged on the waterproof cover above the electric leakage indicator lamp for the convenience of observation, and the electric leakage indicator lamp can also be directly embedded on the waterproof cover, so that the arrangement can cut off the power in time when in failure, and the accidents are avoided.
Two fan-shaped through holes 20 which are centrosymmetric are arranged on the side surface of the oval baffle 13, so that the plug can rotate at the position corresponding to the multi-stage connecting end, the plug is connected with the circuit connecting hole 32, and the plug is communicated with the circuit structure.
The embodiment also provides a plug matched with the socket, wherein the plug comprises a plug body 5 and an insert 6; the plug body 5 is in an elliptic cylinder shape matched with the socket hole 12, a first cylindrical cavity 51 and a second cylindrical cavity 52 are sequentially arranged in the middle of the plug body from top to bottom, and the two cylindrical cavities are in a convex shape integrally; the insert comprises a first insulating column 61 matched with the first cylindrical cavity, a second insulating column 62 arranged below the first insulating column and matched with the second cylindrical cavity, an insulating disc 63 arranged above the first insulating column and matched with the plug hole 17, fan-shaped insulating connecting plates 64 arranged on two sides above the insulating disc and matched with the fan-shaped through holes in a central symmetry manner, plug leads 65 embedded in the insulating connecting plates, and a reset spring 66 of which the upper end is arranged on the plug body above the second cylindrical cavity and winds the first insulating column therein; one end of the plug wire extends out of the insulation connecting plate to be connected with the corresponding circuit connecting hole, and the other end of the plug wire is embedded into the insulation disc, the first insulation column and the second insulation column in sequence and then connected with an external electric appliance; the lower end of the reset spring is fixed above the second insulating column. A circle of elliptic annular second sealing bulge 19 is arranged at the edge of the socket hole 12 below the base body 11, and a sealing groove 53 matched with the second sealing bulge is arranged above the plug body 5. The inner walls of the first cylindrical cavity 51 and the second cylindrical cavity 52 are respectively provided with an annular clamping groove 54 with an opening facing the central axis of the plug body, and a rubber clamping ring 55 with a sealing function is embedded in the annular clamping groove.
Wherein, the current spring can both be directly chooseed for use to pressure spring and reset spring, also can choose for use other resilient means to can play corresponding effect as the standard.
When the plug is not inserted, the clamping plate of the socket is tightly attached to the socket hole under the action of the compression spring, and the plastic waterproof ring and the first sealing bulge are arranged to seal the socket hole.
When the plug is inserted, firstly, the insulating connecting plate on the inserting piece is rotated to enable the direction of the insulating connecting plate to correspond to the fan-shaped through hole, then the plug is moved to enable the sealing groove above the plug body to be opposite to the second sealing bulge, then the plug body is connected with the socket body by upward pressing, and the second sealing bulge is clamped into the sealing groove; at the moment, the insulating disc and the insulating connecting plate are respectively positioned in the plug hole and the fan-shaped through hole, the second insulating column is pressed with force to compress the reset spring, after the insulating disc and the insulating connecting plate enter the socket and are positioned corresponding to the multistage connecting ends, the second insulating column is rotated at the position of the fan-shaped through hole due to the fan-shaped through hole on the oval baffle, so that the joint of the plug wire on the insulating connecting plate is clamped into the corresponding circuit connecting hole, the joint of the plug wire on the insulating connecting plate can be longer as required, after the connection is finished, the second insulating column is loosened, the inserting piece can be pressed downwards under the resetting action of the reset spring and the pressing action of the pressing spring, and the locking in the socket body is realized; and because the setting of reset spring, the plug body then receives reaction force, tightly presses on socket ontology to sealed recess and the sealed protruding tight sealing connection of second reach the sealed effect of deep water.
The above-mentioned embodiment is only one of the preferred embodiments of the present invention, and should not be used to limit the scope of the present invention, but all the insubstantial modifications or changes made within the spirit and scope of the main design of the present invention, which still solve the technical problems consistent with the present invention, should be included in the scope of the present invention.

Claims (7)

1. The utility model provides a can be used to underwater prevent dragging coupling assembling, includes socket and plug, its characterized in that, the socket includes:
the waterproof base (1) comprises a base body (11), wherein a plurality of jack components are arranged on the base body, each jack component comprises an oval socket hole (12) arranged below the base body and an oval baffle (13) arranged in the base body around the socket hole;
the waterproof cover (2) is matched with the waterproof base (1), and an elastic clamping piece capable of compressing the socket hole is arranged at the position, corresponding to the socket assembly, below the waterproof cover; the elastic clamping piece comprises a pressing spring positioning block (21) arranged below the waterproof cover, a pressing spring (22) arranged outside the pressing spring positioning block and fixed with the waterproof cover, a clamping plate (23) which is fixed at the movable end of the pressing spring and is in an oval barrel shape with an upward opening, and an annular limiting plate (24) which is fixed in the clamping plate and surrounds the pressing spring for one circle and is used for limiting the pressing spring; the outer wall of the clamping plate (23) is abutted against the inner wall of the oval baffle (13);
the circuit structure (3) is fixed in the base body in a sealing mode through a sealing glue layer, a pair of multi-stage connecting ends (31) which are in central symmetry with the center of the jack assembly are respectively arranged on the circuit structures on two sides of each jack assembly, the cross section of each multi-stage connecting end is in a multi-stage step shape, and a circuit connecting hole (32) which is used for being communicated with the circuit structure is formed in the movable edge of each stage of step;
two fan-shaped through holes (20) which are centrosymmetric are arranged on the side surface of the oval baffle (13) so that a plug can rotate at a position corresponding to the multi-stage connecting end to be connected with the circuit connecting hole (32) and further communicated with the circuit structure;
an oval plastic waterproof ring (14) is arranged on the base body (11) between the oval baffle (13) and the socket hole (12), a waterproof groove (15) which enables the cross section of the plastic waterproof ring to be concave is arranged above the plastic waterproof ring, and an oval first sealing bulge (25) which is matched with the waterproof groove to play a sealing role is arranged below the clamping plate (23);
the plug comprises a plug body (5) and an insert (6); the plug body (5) is in an elliptic cylinder shape matched with the socket hole (12), and a first cylindrical cavity (51) and a second cylindrical cavity (52) are sequentially arranged in the middle of the plug body from top to bottom; the plug-in part comprises a first insulating column (61) matched with the first cylindrical cavity, a second insulating column (62) arranged below the first insulating column and matched with the second cylindrical cavity, an insulating disc (63) arranged above the first insulating column and matched with the plug hole (17), fan-shaped insulating connecting plates (64) which are arranged on two sides above the insulating disc and matched with the fan-shaped through holes in a central symmetry manner, plug leads (65) embedded in the insulating connecting plates, and a reset spring (66) of which the upper end is arranged on the plug body above the second cylindrical cavity and winds the first insulating column therein; one end of the plug wire extends out of the insulation connecting plate to be connected with the corresponding circuit connecting hole, and the other end of the plug wire is embedded into the insulation disc, the first insulation column and the second insulation column in sequence and then connected with an external electric appliance; the lower end of the reset spring is fixed above the second insulating column.
2. The underwater anti-dragging connecting assembly according to claim 1, further comprising a sealed socket conductor (4) penetrating through the base body (11), wherein one end of the socket conductor is communicated with the circuit structure (4), the other end of the socket conductor is communicated with an external power source, and the base body is further provided therein with a leakage protector (41) communicated with the circuit structure and a leakage indicator lamp (42) matched with the leakage protector (41).
3. The underwater anti-drag connection assembly according to claim 1 or 2, wherein the upper surface of the oval baffle (13) is flush with the lower surface of the hold-down spring positioning block (21).
4. A dropdown-proof connection assembly according to claim 3, wherein there are at least two jack assemblies in the socket and at least two circuit connection holes (32) in the multi-stage connection end (31).
5. The anti-dragging connection assembly for underwater use according to claim 4, wherein a plug baffle (16) is provided above the socket hole (12), a plug hole (17) is provided in the middle of the plug baffle, fan-shaped through holes (18) are symmetrically provided on both sides of the plug hole (17), and the central axis of the fan-shaped through holes coincides with the long axis of the socket hole.
6. A connection assembly for underwater use according to claim 5, wherein the socket hole (12) below the base body (11) has a ring of elliptical ring-shaped second sealing protrusion (19) at its edge, and the plug body (5) has a sealing groove (53) above the plug body for mating with the second sealing protrusion.
7. Anti-drag connection assembly according to claim 6, wherein the first cylindrical cavity (51) and the second cylindrical cavity (52) each have a ring groove (54) on the inner wall, which opens towards the central axis of the plug body, and a rubber ring (55) is embedded in the ring groove for sealing.
CN201810972244.4A 2018-08-24 2018-08-24 Anti-dragging connecting assembly used under water Active CN109193245B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810972244.4A CN109193245B (en) 2018-08-24 2018-08-24 Anti-dragging connecting assembly used under water

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810972244.4A CN109193245B (en) 2018-08-24 2018-08-24 Anti-dragging connecting assembly used under water

Publications (2)

Publication Number Publication Date
CN109193245A CN109193245A (en) 2019-01-11
CN109193245B true CN109193245B (en) 2020-07-31

Family

ID=64919561

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810972244.4A Active CN109193245B (en) 2018-08-24 2018-08-24 Anti-dragging connecting assembly used under water

Country Status (1)

Country Link
CN (1) CN109193245B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111541060A (en) * 2020-05-22 2020-08-14 钟廷凯 Anti-creeping device
CN112332157B (en) * 2020-11-24 2022-05-17 国创移动能源创新中心(江苏)有限公司 Elastic protection device for chassis charging port

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2384327Y (en) * 1999-08-20 2000-06-21 马豫陵 Socket for improved power plug
CN101834372B (en) * 2010-04-13 2012-07-04 成都云杉科技有限公司 Housing type safety plug
CN202856104U (en) * 2012-09-06 2013-04-03 张涛 Safe socket connector
CN204144578U (en) * 2014-04-01 2015-02-04 巨攀飞 A kind of novel anti-shock rotary socket
CN206962124U (en) * 2017-07-21 2018-02-02 四川创未网络科技有限公司 A kind of waterproof insertion board and plug

Also Published As

Publication number Publication date
CN109193245A (en) 2019-01-11

Similar Documents

Publication Publication Date Title
CN101615748B (en) Direct-plug water-sealed connector component, plug thereof and socket thereof
CN201498753U (en) Direct push-pull watertight connector component and plug and socket thereof
CN109193245B (en) Anti-dragging connecting assembly used under water
WO2024153258A1 (en) Electrical connector sealing structure, electrical connector, and electrical connector assembly
CN201904495U (en) Anti-explosion electric connector
CN201259958Y (en) Electric connector
CN219163786U (en) Electric connector sealing structure, electric connector and electric connector assembly
CN214849263U (en) Underwater electric connector
CN217607110U (en) Connector sealing structure
CN216055314U (en) Modular electric connector with waterproof structure
CN109449693B (en) Connector assembly, connector, and insulator
CN214254876U (en) Waterproof rear-connected leakage protection plug
CN205621935U (en) Rectangle heavy load connector
CN212011317U (en) Wire connecting device
CN217239862U (en) Energy storage connector with waterproof function
CN219226738U (en) Connector assembly
CN216120869U (en) Male terminal of secondary wiring terminal
CN220272912U (en) SSMP bundling connector
CN220857024U (en) Waterproof slot connector
CN202423693U (en) Waterproof power expansion panel
CN212874891U (en) Waterproof type electrical apparatus connector
CN217788879U (en) Self-sealing connector structure
CN205595522U (en) Electric connector
CN113948906B (en) Heavy-current watertight connector and plug
CN212626236U (en) High-reliability connector

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant