CN115995739B

CN115995739B - Quick-plug adapter

Info

Publication number: CN115995739B
Application number: CN202310288976.2A
Authority: CN
Inventors: 应伟亮; 龚海晏; 黄维
Original assignee: Zhixing Electronics Suzhou Co ltd
Current assignee: Zhixing Electronics Suzhou Co ltd
Priority date: 2023-03-23
Filing date: 2023-03-23
Publication date: 2023-06-13
Anticipated expiration: 2043-03-23
Also published as: CN115995739A

Abstract

The invention belongs to the technical field of electric connectors, and particularly relates to a quick-plug adapter. The quick-plug adapter comprises a connector I, at least three connectors II and a copper terminal, wherein the connectors I and II comprise a connecting end and at least one plug-in end, the connecting end of the connector I can be selectively connected with the connecting end of the connector II, and the plug-in ends of the connector I and the connectors II of different types can be respectively matched with the plug-shaped plug, the socket-shaped plug and the receiving end of the cable head; the connecting end of the connector I can be selectively connected with a copper terminal, and the copper terminal can be connected with a bus. Therefore, the quick plug adapter adopts a modularized suite design, and the adapter which can use interfaces of different factories under different application scenes is derived, so that the quick plug heads of different types can be matched with each other, the plug heads can be matched more flexibly, and the selection range of a user on products is wider.

Description

Quick-plug adapter

Technical Field

The invention belongs to the technical field of electric connectors, and particularly relates to a quick-plug adapter.

Background

In the power industry, the market has higher and higher requirements on uninterrupted operation, and the quick plug is efficient and convenient in a bypass system, so that the practical problem of a plurality of emergency power supplies is solved.

However, the types of quick connectors on the market are many, and the interfaces between different types of connectors are not matched, so that the selectivity of users is very small, and meanwhile, great limitation is brought to related standardization work.

Disclosure of Invention

First, the technical problem to be solved

In order to solve the above problems in the prior art, the present invention provides a quick connector, so as to solve the technical problem that different types of quick connectors cannot be used in an adapting manner.

(II) technical scheme

In order to achieve the above purpose, the main technical scheme adopted by the invention comprises the following steps:

the invention provides a quick-plugging adapter, which comprises a connector I, at least three connectors II and a copper terminal, wherein the connectors I and II comprise a connecting end and at least one plugging end, and the connecting end of the connector I can be connected with the connecting end of the connector IIDisassemblyIs provided with a connection of (a) to (b),at least three kinds ofThe plug-in end of the connector II is respectively matched with the plug-shaped plug, the socket-shaped plug and the receiving end of the cable head; the connecting end of the connector I can also be connected with a copper terminalDisassemblyCopper terminals are connected with the bus; the joint I comprises an outer partThe shell I and at least one plug-in component I are tightly sleeved on the outer side of the plug-in component I; the part of the shell I corresponding to each plug-in assembly I comprises a first cylinder and a second cylinder which are connected, and the outer diameter of the second cylinder is larger than that of the first cylinder; the plug assembly I comprises a plug body and an anti-touch cap assembly, the anti-touch cap assembly is fixed in an inner cavity of the plug body, the plug body comprises a third cylinder and a fourth cylinder which are connected, the outer diameter of the fourth cylinder is larger than that of the third cylinder, the third cylinder is positioned in the first cylinder, and the fourth cylinder is positioned in the second cylinder; the first cylinder and the part of the plug body, which is positioned at the first cylinder, jointly form the plug end of the joint I, and the end part, far away from the first cylinder, of the second cylinder is the connecting end of the joint I.

Further, prevent touching cap subassembly and including preventing touching cap, first elastic component and mounting, first elastic component wears to establish in third cylinder and fourth cylinder, prevents touching the cap and connects the tip of keeping away from the fourth cylinder at the third cylinder and be connected with the one end of first elastic component, and the mounting is located the fourth cylinder and is connected with the other end of one side diapire and the first elastic component of keeping away from the third cylinder of fourth cylinder simultaneously.

Further, the copper terminal is provided with a connecting hole and a mounting hole which are arranged along the length direction of the copper terminal, and the fixing piece can extend out of the fourth cylinder to penetrate through the connecting hole and be connected with the copper terminal; the mounting hole is used for being connected with the bus.

Further, the connector II comprises a first connector, the first connector comprises a first shell and at least one plug assembly, and the first shell is sleeved on the outer side of the plug assembly; the portion of the first housing corresponding to each plug assembly includes a fifth cylinder and a sixth cylinder connected, the sixth cylinder having an outer diameter greater than the outer diameter of the fifth cylinder; the plug assembly comprises a fixed body and a contact pin which are coaxially connected, wherein the fixed body is at least partially positioned in a sixth cylinder, the contact pin is positioned in a fifth cylinder, the maximum diameter of the fixed body is larger than the outer diameter of the contact pin, the contact pin is of a revolving body structure with an inner cavity, the outer diameter of the contact pin is smaller than the inner diameter of a first shell, a first insulating cap is pressed at the head of the contact pin, and two pins which are symmetrical relative to the axis of the contact pin are arranged on the surface of the contact pin; the fifth cylinder and the contact pin jointly form a plug-in end of the first joint, and the end part of the sixth cylinder far away from the fifth cylinder forms a connecting end of the first joint.

Further, when the connector I is connected with the first connector, the connecting end of the shell I is connected with the connecting end of the first shell to form an inner cavity, and the plug assembly I and the plug assembly are connected into a whole and fixed in the inner cavity formed after the shell I is connected with the first shell.

Further, the section of the fixed body is of a runway type, and the inner wall of the sixth cylinder is provided with a plane matched with the runway type so as to limit the plug assembly I and the plug assembly to rotate in an inner cavity formed after the shell I is connected with the first shell.

Further, the connector II comprises a second connector, the second connector comprises a second shell and at least one jack assembly, and the second shell is sleeved outside the jack assembly; the second housing includes a seventh cylinder and an eighth cylinder connected to each other at a portion corresponding to each jack assembly, the eighth cylinder having an outer diameter larger than an outer diameter of the seventh cylinder; the jack component comprises a jack piece and a protective needle, the jack piece is of a cylindrical structure with a first blind hole, and the protective needle is fixed in the first blind hole; the part of the seventh cylinder which is positioned outside the first blind hole and the part of the jack component which is positioned at the first blind hole jointly form a plug-in end of the second joint, and the end part of the eighth cylinder which is far away from the seventh cylinder forms a connecting end of the second joint; the first blind hole is positioned at the head part of the jack piece, the protective needle comprises a ninth cylinder and a tenth cylinder which are connected, the diameter of the ninth cylinder is larger than that of the tenth cylinder, and the tail part of the tenth cylinder is in threaded connection with the bottom part of the first blind hole; the head of the jack piece is sleeved with a second insulating cap, and the protective needle head is pressed with a protective cap; an elastic sheet is sleeved at the position of the protective needle in the first blind hole; a gasket is sleeved at the joint of the tenth cylinder and the ninth cylinder, and a second elastic piece is pressed between the gasket and the bottom wall of the first blind hole; a circle of pin groove is formed in the inner wall of the interval between the head part of the protective needle head and the head part of the first blind hole, the pin can rotate in the pin groove, and a positioning hole is formed in the pin groove and used for accommodating the pin to position the pin.

Further, when the connector I is connected with the second connector, the connecting end of the shell I is connected with the connecting end of the second shell to form an inner cavity, and the plug-in component I and the jack component are connected into a whole and fixed in the inner cavity formed after the shell I and the second shell are connected; the second cylinder is gone up the cover and is equipped with mark ring I, is located mark ring I department circumference on the second cylinder and has seted up a plurality of through-holes, and mark ring I can cover a plurality of through-holes, is located mark ring I department circumference on the fourth cylinder and has seted up a plurality of screw holes that correspond with a plurality of through-holes, and shell I passes the through-hole through holding screw with grafting subassembly I until part stretches into in the screw hole fixedly.

Further, the joint II comprises a third joint, the third joint comprises a third shell, at least one crimping terminal and a stuffing box corresponding to the crimping terminal, the third shell is sleeved outside the crimping terminal, and the stuffing box is connected with the head of the part, corresponding to each crimping terminal, of the third shell for sealing the cable; the part of the third shell which is positioned outside the crimping terminal and the crimping terminal jointly form a plugging end of the third joint, and the end part of the third shell which is far away from the stuffing box forms a connecting end of the third joint; the crimping terminal is the cylinder of seting up the second blind hole that is used for inserting the cable.

Further, when the connector I is connected with the third connector, the connecting end of the shell I is connected with the connecting end of the third shell to form an inner cavity, and the plug-in component I and the crimping terminal are connected into a whole and fixed in the inner cavity formed by the shell I and the third shell after being connected; the shell I and the plug assembly I pass through the through hole through the set screw until part of the shell I extends into the threaded hole to be fixed; still include the insulating boot, the insulating boot is one end opening other end and seals the cylinder structure that has the inner chamber, and insulating boot cover is located I outside and open end and third shell threaded connection in order to carry out insulation protection to I.

(III) beneficial effects

The beneficial effects of the invention are as follows:

according to the quick plug adapter, the modularized suite design is adopted, so that the adapter adapters which can use interfaces of different manufacturers in different application scenes are derived, the different types of quick plug heads are matched with each other, the plug heads are more flexibly matched, and the selection range of a user on products is wider.

Drawings

FIG. 1 is a schematic view of a quick connector adapter comprising a connector I having a mating end and a first connector having a mating end;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

FIG. 3 is a schematic cross-sectional view of a sixth cylinder of the quick connect adapter having a connector I with a connector end and a first connector with a connector end;

FIG. 4 is a schematic view of a quick connector adapter comprising a connector I having one mating end and a second connector having one mating end;

FIG. 5 is a schematic front view of the cross-sectional structure of FIG. 4;

FIG. 6 is a schematic view of a quick connector having a connector I with one mating end and a second connector with two mating ends;

FIG. 7 is a schematic front view of the cross-sectional structure of FIG. 6;

FIG. 8 is a schematic view of a quick connector having a connector I with one mating end and a third connector with two mating ends;

FIG. 9 is a schematic front view of the cross-sectional structure of FIG. 8;

FIG. 10 is a schematic view of a quick connector adapter having a third connector with two mating ends and a dust cap;

FIG. 11 is a schematic front view of the cross-sectional structure of FIG. 10;

FIG. 12 is a schematic view of a connection of a connector I with a mating end to a copper terminal;

fig. 13 is a schematic front view of the cross-sectional structure of fig. 12.

[ reference numerals description ]

1: a joint I; 11: a housing I; 111: a first cylinder; 112: a second cylinder; 1121: a through hole; 113: marking a ring I; 12: a plug-in component I; 121: a plug body; 1211: a third cylinder; 1212: a fourth cylinder; 1214: a threaded hole; 122: a touch-proof cap assembly; 1221: a touch-proof cap; 1222: a first elastic member; 1223: a fixing member;

2: a joint II; 21: a first joint; 211: a first housing; 2111: a fifth cylinder; 2112: a sixth cylinder; 2113: a plane; 2114: a first color wheel; 212: a plug assembly; 2121: a fixed body; 2122: a contact pin; 21221: a first insulating cap; 21222: a pin; 22: a second joint; 221: a second housing; 2211: a seventh cylinder; 2212: an eighth cylinder; 2213: a second color wheel; 222: a jack assembly; 2221: a socket member; 22211: a first blind hole; 22213: a second insulating cap; 22214: a pin slot; 22215: positioning holes; 2222: a shield needle; 22221: a ninth cylinder; 22222: a tenth cylinder; 22223: a protective cap; 2223: an elastic sheet; 2224: a gasket; 2225: a second elastic member; 23: a third joint; 231: a third housing; 232: crimping the terminal; 2321: a second blind hole; 233: a stuffing box;

3: a copper terminal; 31: a connection hole; 32: a mounting hole;

4: an insulating cover; 41: a live display module;

5: a dust cover.

Detailed Description

In order that the above-described aspects may be better understood, exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present invention are shown in the drawings, it should be understood that the present invention may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.

As shown in fig. 1-13, the quick-plug adapter provided by the invention adopts a modularized kit for mutual matching among quick plug heads with different types of receiving ends, derives adapters with different interfaces in various application scenes such as a lead-out end, a power supply end, a cable end and the like, and the interfaces are divided into a plug-in end and a receiving end. As shown in fig. 1-2 and fig. 4-13, the quick connect adapter includes a connector i 1, at least three connectors ii 2, and copper terminals 3. As shown in fig. 1-2, fig. 4-9, and fig. 12-13, the connector i 1 and the connector ii 2 each include a connection end and at least one plug end, and the connection end of the connector i 1 can be selectively connected to the connection end of the connector ii 2. Specifically, the connection ends of the connector I1 and the connector II 2 can be detachably connected through threaded connection.

In this embodiment, the connecting end of the joint i 1 may be provided with an external thread, and the connecting end of the joint ii 2 may be provided with an internal thread engaged with the external thread of the connecting end of the joint i 1. Meanwhile, the plug-in ends of the connector I1 and the connectors II 2 of different types can be respectively matched with the plug-shaped plug, the socket-shaped plug and the receiving ends of the cable head.

Specifically, as shown in fig. 1-2 and fig. 4-13, the connector i 1 includes a housing i 11 and at least one plug assembly i 12, and the housing i 11 is tightly sleeved outside the plug assembly i 12. The portion of the housing i 11 corresponding to each of the plug assemblies i 12 includes a first cylinder 111 and a second cylinder 112 connected, the second cylinder 112 having an outer diameter greater than the outer diameter of the first cylinder 111.

In addition, a sealing ring I is embedded on the first cylinder 111 for tightly matching with the matched connector during plugging. The second cylinder 112 is sleeved with a marking ring I113 for indicating whether the joint I1 is matched in place, meanwhile, a plurality of through holes 1121 are circumferentially formed in the position, located at the marking ring I113, of the second cylinder 112, the marking ring I113 can cover the plurality of through holes 1121 to prevent electric shock, and a plurality of threaded holes 1214 corresponding to the plurality of through holes 1121 are circumferentially formed in the position, located at the marking ring I113, of the fourth cylinder 1212.

The plug assembly I12 comprises a plug body 121 and an anti-touch cap assembly 122, the anti-touch cap assembly 122 is fixed in an inner cavity of the plug body 121, the plug body 121 comprises a third cylinder 1211 and a fourth cylinder 1212 which are connected, the outer diameter of the fourth cylinder 1212 is larger than that of the third cylinder 1211, the third cylinder 1211 is positioned in the first cylinder 111, and the fourth cylinder 1212 is positioned in the second cylinder 112.

The first cylinder 111 and the portion of the plug body 121 located at the first cylinder 111 together form a plug end of the connector i 1, and an end of the second cylinder 112 far away from the first cylinder 111 is a connection end of the connector i 1.

The touch cap assembly 122 includes a touch cap 1221, a first elastic member 1222, and a fixing member 1223, the first elastic member 1222 is inserted into the third cylinder 1211 and the fourth cylinder 1212, the touch cap 1221 is connected to an end of the third cylinder 1211, which is far from the fourth cylinder 1212, and to one end of the first elastic member 1222, and the fixing member 1223 is located in the fourth cylinder 1212 and is simultaneously connected to a bottom wall of the fourth cylinder 1212, which is far from the third cylinder 1211, and to the other end of the first elastic member 1222.

Specifically, the anti-contact cap 1221 includes an anti-contact cap head end and an anti-contact cap tail end, the outer diameter of the anti-contact cap head end is equal to the inner diameter of the plug body 121, the outer diameter of the anti-contact cap tail end is smaller than the outer diameter of the anti-contact cap head end, the outer diameter of the anti-contact cap tail end is equal to the outer diameter of the fixing piece head end, and the two ends of the first elastic piece 1222 are respectively sleeved tightly on the anti-contact cap tail end and the fixing piece head end to form elastic connection of the anti-contact cap 1221 and the fixing piece 1223, so that the anti-contact cap 1221 can axially slide in the inner cavity of the plug body 121.

When not in operation, the anti-touch cap 1221 protrudes from the socket body 121 under the action of the first elastic member 1222, so as to prevent the inner cavity of the socket body 121 from being touched by mistake to generate electric shock. In operation, when the connector is inserted into the connector i 1, the anti-touch cap 1221 can be pushed into the inner cavity of the connector 121, and the first elastic member 1222 is compressed, so that the connector contacts the inner wall of the connector 121 to conduct electricity.

In this embodiment, the fixing member 1223 is screwed with the bottom wall of the side of the fourth cylinder 1212 remote from the third cylinder 1211, so that the fixing member 1223 is fixed to the socket body 121, thereby fixing the touch cap assembly 122 in the inner cavity of the socket body 121.

In addition, in the present embodiment, the first elastic member 1222 is a spring, and at this time, a spiral groove is formed on each of the outer circumferential surfaces of the anti-touch cap 1221 and the fixing member 1223, and the pitch of the spiral groove is identical to that of the spring. During installation, the two ends of the spring are respectively screwed on the spiral grooves of the touch-proof cap 1221 and the fixing piece 1223 to form structural connection.

As shown in fig. 1-2, the connector ii 2 includes a first connector 21, where the first connector 21 includes a first housing 211 and at least one plug assembly 212, and the first housing 211 is sleeved outside the plug assembly 212. The portion of the first housing 211 corresponding to each plug assembly 212 includes a fifth cylinder 2111 and a sixth cylinder 2112 connected, the outer diameter of the sixth cylinder 2112 being greater than the outer diameter of the fifth cylinder 2111.

In addition, a first sealing ring is embedded on the fifth cylinder 2111 and is used for tightly matching with an adaptive joint during plugging.

Plug assembly 212 includes coaxially coupled fixture 2121 and pin 2122, fixture 2121 being at least partially disposed within sixth cylinder 2112, pin 2122 being disposed within fifth cylinder 2111, the maximum diameter of fixture 2121 being greater than the outer diameter of pin 2122, pin 2122 being of a solid-of-revolution construction having an inner cavity, the outer diameter of pin 2122 being less than the inner diameter of first housing 211, the head of pin 2122 being press-fitted with first insulator cap 21221, and two pins 21222 being mounted on the surface of pin 2122 that are symmetrical about the axis of pin 2122. In addition, a first color ring 2114 is provided on the sixth cylinder 2112 to indicate whether the first connector 21 is in place, the first color ring 2114 being located at the fixture 2121.

The fifth cylinder 2111 and the pin 2122 together form a socket end of the first joint 21, and an end of the sixth cylinder 2112 remote from the fifth cylinder 2111 forms a connection end of the first joint 21.

When the connector i 1 is connected to the first connector 21, the connection end of the housing i 11 is screwed with the connection end of the first housing 211 to form an inner cavity, and the plug assembly i 12 is connected to the plug assembly 212 to be integrally fixed in the inner cavity formed by the connection of the housing i 11 and the first housing 211.

As shown in FIG. 3, the body 2121 has a racetrack-shaped cross-section, and the inner wall of the sixth cylinder 2112 has flats 2113 for mating with the racetrack to limit rotation of the plug assembly I12 and the housing 212 within the cavity defined by the housing I11 and the first housing 211.

As shown in fig. 4-7, the connector ii 2 includes a second connector 22, the second connector 22 includes a second housing 221 and at least one jack assembly 222, and the second housing 221 is sleeved outside the jack assembly 222. The portion of the second housing 221 corresponding to each receptacle assembly 222 includes a seventh cylinder 2211 and an eighth cylinder 2212 connected, the eighth cylinder 2212 having an outer diameter greater than the outer diameter of the seventh cylinder 2211.

In addition, a second color ring 2213 is sleeved on the connection part of the seventh cylinder 2211 and the eighth cylinder 2212, and is used for indicating whether the second joint 22 is matched in place or not.

The jack assembly 222 includes a jack member 2221 and a guard pin 2222, the jack member 2221 being a cylindrical structure having a first blind bore 22211, the first blind bore 22211 being located at the head of the jack member 2221,

wherein, the portion of the seventh cylinder 2211 located outside the first blind hole 22211 and the portion of the jack assembly 222 located at the first blind hole 22211 together form a plug-in end of the second connector 22, and the end of the eighth cylinder 2212 remote from the seventh cylinder 2211 forms a connection end of the second connector 22.

The guard needle 2222 is fixed in the first blind hole 22211, and includes a ninth cylinder 22221 and a tenth cylinder 22222 connected, the diameter of the ninth cylinder 22221 is larger than that of the tenth cylinder 22222, the tail portion of the tenth cylinder 22222 is in threaded connection with the bottom of the first blind hole 22211, a spacer 2224 is sleeved at the connection portion of the tenth cylinder 22222 and the ninth cylinder 22221, and a second elastic member 2225 is provided in the region between the spacer 2224 and the bottom wall of the first blind hole 22211. After being mounted in place, the second elastic member 2225 is press-fitted between the gasket 2224 and the bottom wall of the first blind hole 22211, at this time, one side of the second elastic member 2225 abuts against the bottom wall of the first blind hole 22211, the other side abuts against the gasket 2224, and at the same time, the second elastic member 2225 presses the gasket 2224 againstNinth cylinder22221 protrudes fromTenth cylinder22222 on a step surface.

In order to prevent electric shock, a second insulating cap 22213 is sleeved on the head of the jack member 2221, and at the same time, a protective cap 22223 is press-fitted on the head of the protective needle 2222.

The first blind hole 22211 is sleeved with an elastic piece 2223 at the position of the protective needle 2222, so as to avoid the condition of loose contact during conduction.

In the present embodiment, the second elastic member 2225 is selected to be a wave spring, and the elastic piece 2223 is selected to be a leaf spring.

As shown in fig. 5, a circle of pin grooves 22214 are formed in the inner wall of the head of the guard needle 2222 at a distance from the head of the first blind hole 22211, the pin 21222 can rotate in the pin grooves 22214, and positioning holes 22215 are formed in the pin grooves 22214 for accommodating the pin 21222 to position.

When the connector i 1 is connected to the second connector 22, a kind of converter applied to the wire end is formed. The connection end of the housing i 11 is screwed with the connection end of the second housing 221 to form an inner cavity, and the plug assembly i 12 and the jack assembly 222 are connected to be integrally fixed in the inner cavity formed by connecting the housing i 11 with the second housing 221.

At this time, the housing i 11 and the plug assembly i 12 are screwed and fixed by the set screw penetrating the through hole 1121 until partially penetrating into the screw hole 1214. After being mounted in place, the set screw is partially tightened in the threaded bore 1214 and partially left in the through bore 1121, preventing axial play of the plug assembly I12 and the receptacle assembly 222 as a whole.

As shown in fig. 6 and fig. 7, the converter applied to the line terminal can expand the jack terminal interface to convert one line of incoming line into two lines of outgoing line, at this time, the second housing 221 has two jack assemblies 222 disposed opposite to each other, and the two jack assemblies 222 are integral. The portions of the two seventh cylinders 2211 located outside the first blind holes 22211 and the portions of the receptacle assemblies 222 located at the first blind holes 22211 are insertion ends, and the ends of the two eighth cylinders 2212 located away from the seventh cylinders 2211 are exactly combined into one connection end to be disposed in the middle of the second housing 221, so that the two receptacle assemblies 222 are disposed in the second housing 221 with the connection end as an axis symmetry. In order to facilitate connection with the joint I1, an overhanging hollow cylinder is arranged at the connecting end.

When the connector i 1 is connected with the second connector 22 having two jack assemblies 222, the connecting end of the housing i 11 is connected with the overhanging hollow cylinder of the connecting end of the second housing 221 to form an inner cavity, a threaded hole is formed in the middle of the connection of the two jack assemblies 222, and correspondingly, external threads matched with the threaded holes on the two jack assemblies 222 are formed on the end of the plug body 121 to fixedly connect the plug body 121 with the two jack assemblies 222, so that current conduction can be realized after the plug body is matched in place.

At this time, the housing i 11 and the plug assembly i 12 are screwed and fixed by the set screw penetrating the through hole 1121 until partially penetrating into the screw hole 1214. After being mounted in place, the set screw is partially tightened into the threaded bore 1214 and partially left in the through bore 1121, allowing the plug assembly I12 to be secured in the housing I11.

As shown in fig. 8 to 11, the joint ii 2 includes a third joint 23, the third joint 23 includes a third housing 231, at least one crimp terminal 232 and a packing 233 corresponding to the crimp terminal 232, the crimp terminal 232 is a cylinder provided with a second blind hole 2321 for inserting a cable, the third housing 231 is sleeved outside the crimp terminal 232, and the packing 233 is connected with a head portion of a portion of the third housing 231 corresponding to each crimp terminal 232 for sealing the cable.

The portion of the third housing 231 outside the crimp terminal 232 and the crimp terminal 232 together form a plugging end of the third joint 23, and an end of the third housing 231 away from the stuffing box 233 forms a connection end of the third joint 23.

When the joint i 1 is connected to the third joint 23, a kind of converter is formed which is applied to the cable. The connecting end of the housing i 11 is screwed with the connecting end of the third housing 231 to form an inner cavity, and the plugging component i 12 and the crimp terminal 232 are connected to be integrally fixed in the inner cavity formed after the housing i 11 is connected with the third housing 231.

At this time, the housing i 11 and the plug assembly i 12 are fixed by the set screw penetrating the through hole 1121 until partially penetrating into the screw hole 1214. After being mounted in place, the set screw is partially tightened in the threaded bore 1214 and partially left in the through bore 1121, preventing axial play of the plug assembly I12 and crimp terminal 232 as a whole.

Simultaneously, still include insulating boot 4, insulating boot 4 is the cylinder structure that one end opening other end closed has the inner chamber, and insulating boot 4 cover is located and is connected I1 outside and open end and third shell 231 threaded connection in order to carry out insulation protection to I1 when the cable is electrified. Meanwhile, an electrified display module 41 serving as a warning function is mounted on the insulating cover 4, and when the connector I1 is electrified and is at high voltage, the electrified display module 41 emits light to warn and remind of 'electric danger'.

As shown in fig. 8-11, the converter applied to the cable can expand the jack terminal interface to convert one-way incoming line into two-way outgoing line, at this time, the third housing 231 has two crimping terminals 232 disposed opposite to each other, and the two crimping terminals 232 are integrated. The parts of the two third housings 231 located outside the crimp terminals 232 and the crimp terminals 232 are plug-in ends, and the ends of the two third housings 231 far from the stuffing box 233 are just combined into one connecting end to be arranged in the middle of the third housing 231, so that the two crimp terminals 232 are arranged in the third housing 231 with the connecting end as an axisymmetry. In order to facilitate connection with the joint I1, an overhanging hollow cylinder is arranged at the connecting end.

When the connector i 1 is connected with the third connector 23 having two crimp terminals 232, the connecting end of the housing i 11 is connected with the overhanging hollow cylinder of the connecting end of the third housing 231 to form an inner cavity, a threaded hole is provided in the middle of the connection of the two crimp terminals 232, and correspondingly, external threads matched with the threaded holes on the two crimp terminals 232 are provided on the end of the plug body 121 to fixedly connect the plug body 121 with the two crimp terminals 232, so that current conduction can be realized after the plug body is matched in place. A packing 233 for sealing the cable is connected to a head portion of the third housing 231 corresponding to a portion of each crimp terminal 232.

As shown in fig. 12 and 13, the connection end of the connector i 1 can also be connected to the copper terminal 3 to form a converter for use on a copper bar.

The copper terminal 3 is provided with a connecting hole 31 and a mounting hole 32 which are arranged along the length direction of the copper terminal 3, the fixing piece 1223 can extend out of the fourth cylinder 1212 to penetrate through the connecting hole 31 to be connected with the copper terminal 3, and the mounting hole 32 is used for being connected with a bus bar.

In the present embodiment, the connection hole 31 is provided as a screw hole, and the fixing piece 1223 is screwed with the screw hole to connect the copper terminal 3 with the joint i 1.

In particular, all the joints I1 and II can be provided with dust covers 5 according to actual needs to prevent the service life and the working efficiency from being influenced by the impurities entering the joints. When the joint i 1 is connected to the third joint 23, if the dust cap 5 is provided to the joint i 1, the insulating cover 4 fitted to the outside of the joint i 1 needs to be removed. Meanwhile, insulating adhesive can be smeared on the joint surfaces of all the joints I1 and II to ensure insulation and sealing.

In the description of the present specification, the terms "one embodiment," "some embodiments," "examples," "particular examples," or "some examples," etc., refer to particular features, structures, materials, or characteristics described in connection with the embodiment or example as being included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that alterations, modifications, substitutions and variations may be made in the above embodiments by those skilled in the art within the scope of the invention.

Claims

1. The quick-connect adapter is characterized by comprising a connector I (1), at least three connectors II (2) and a copper terminal (3), wherein the connector I (1) and the connector II (2) comprise a connecting end and at least one plug-in end, the connecting end of the connector I (1) can be detachably connected with the connecting end of the connector II (2), and the plug-in ends of the at least three connectors II (2) are respectively matched with a plug-shaped plug, a socket-shaped plug and a receiving end of a cable head;

the connecting end of the connector I (1) can also be connected with the copper terminal (3)DisassemblyThe copper terminal (3) is connected with a bus;

the connector I (1) comprises a shell I (11) and at least one plug-in component I (12), and the shell I (11) is tightly sleeved on the outer side of the plug-in component I (12);

the part of the housing I (11) corresponding to each plug assembly I (12) comprises a first cylinder (111) and a second cylinder (112) which are connected, and the outer diameter of the second cylinder (112) is larger than that of the first cylinder (111);

the plug assembly I (12) comprises a plug body (121) and an anti-touch cap assembly (122), the anti-touch cap assembly (122) is fixed in an inner cavity of the plug body (121), the plug body (121) comprises a third cylinder (1211) and a fourth cylinder (1212) which are connected, the outer diameter of the fourth cylinder (1212) is larger than that of the third cylinder (1211), the third cylinder (1211) is positioned in the first cylinder (111), and the fourth cylinder (1212) is positioned in the second cylinder (112);

the first cylinder (111) and the part of the plug body (121) located at the first cylinder (111) jointly form the plug end of the joint I (1), and the end, far away from the first cylinder (111), of the second cylinder (112) is the connecting end of the joint I (1).

2. The quick connector adapter according to claim 1, wherein the anti-touch cap assembly (122) comprises an anti-touch cap (1221), a first elastic member (1222) and a fixing member (1223), the first elastic member (1222) is arranged in the third cylinder (1211) and the fourth cylinder (1212) in a penetrating manner, the anti-touch cap (1221) is connected to the end of the third cylinder (1211) far from the fourth cylinder (1212) and to one end of the first elastic member (1222), and the fixing member (1223) is located in the fourth cylinder (1212) and is connected to the bottom wall of the fourth cylinder (1212) on the side far from the third cylinder (1211) and to the other end of the first elastic member (1222) at the same time.

3. The quick connector according to claim 2, wherein the copper terminal (3) is provided with a connecting hole (31) and a mounting hole (32) arranged along the length direction of the copper terminal (3), and the fixing piece (1223) can extend out of the fourth cylinder (1212) to penetrate through the connecting hole (31) to be connected with the copper terminal (3);

the mounting hole (32) is used for being connected with the bus bar.

4. The quick-connect adapter of claim 2, wherein the joint ii (2) comprises a first joint (21), the first joint (21) comprising a first housing (211) and at least one plug assembly (212), the first housing (211) being sleeved outside the plug assembly (212);

the portion of the first housing (211) corresponding to each plug assembly (212) includes a fifth cylinder (2111) and a sixth cylinder (2112) connected, the sixth cylinder (2112) having an outer diameter greater than the outer diameter of the fifth cylinder (2111);

the plug assembly (212) comprises a fixed body (2121) and a pin (2122) which are coaxially connected, wherein the fixed body (2121) is at least partially positioned in the sixth cylinder (2112), the pin (2122) is positioned in the fifth cylinder (2111), the maximum diameter of the fixed body (2121) is larger than the outer diameter of the pin (2122), the pin (2122) is of a revolving structure with an inner cavity, the outer diameter of the pin (2122) is smaller than the inner diameter of the first shell (211), a first insulating cap (21221) is pressed on the head of the pin (2122), and two pins (21222) which are symmetrical relative to the axis of the pin (2122) are arranged on the surface of the pin (2122);

the fifth cylinder (2111) and the pin (2122) together form a socket end of the first joint (21), and an end of the sixth cylinder (2112) remote from the fifth cylinder (2111) forms a connection end of the first joint (21).

5. The quick connector according to claim 4, wherein when the connector i (1) is connected to the first connector (21), the connection end of the housing i (11) is connected to the connection end of the first housing (211) to form an inner cavity, and the plug assembly i (12) and the plug assembly (212) are connected to be integrally fixed in the inner cavity formed by connecting the housing i (11) to the first housing (211).

6. The quick connector as claimed in claim 4, wherein the cross section of the fixing body (2121) is of a racetrack type, and the inner wall of the sixth cylinder (2112) has a flat surface (2113) matching with the racetrack type so as to limit the rotation of the plug assembly i (12) and the plug assembly (212) in the inner cavity formed by the connection of the housing i (11) and the first housing (211).

7. According to claim4The quick-connect adapter is characterized in that the connector II (2) comprises a second connector (22), the second connector (22) comprises a second shell (221) and at least one jack component (222), and the second shell (221) is sleeved outside the jack component (222);

the portion of the second housing (221) corresponding to each of the jack assemblies (222) includes a seventh cylinder (2211) and an eighth cylinder (2212) connected, the eighth cylinder (2212) having an outer diameter larger than that of the seventh cylinder (2211);

the jack assembly (222) comprises a jack member (2221) and a guard needle (2222), the jack member (2221) has a cylindrical structure with a first blind hole (22211), and the guard needle (2222) is fixed in the first blind hole (22211);

the portion of the seventh cylinder (2211) located outside the first blind hole (22211) and the portion of the jack assembly (222) located at the first blind hole (22211) together constitute a plugging end of the second joint (22), and the end of the eighth cylinder (2212) away from the seventh cylinder (2211) constitutes a connecting end of the second joint (22);

the first blind hole (22211) is positioned at the head of the jack piece (2221), the protective needle (2222) comprises a ninth cylinder (22221) and a tenth cylinder (22222) which are connected, the diameter of the ninth cylinder (22221) is larger than the diameter of the tenth cylinder (22222), and the tail of the tenth cylinder (22222) is in threaded connection with the bottom of the first blind hole (22211);

the head of the jack piece (2221) is sleeved with a second insulating cap (22213), and the head of the protective needle (2222) is pressed with a protective cap (22223);

an elastic piece (2223) is sleeved at the position of the protective needle (2222) in the first blind hole (22211);

a gasket (2224) is sleeved at the joint of the tenth cylinder (22222) and the ninth cylinder (22221), and a second elastic element (2225) is pressed between the gasket (2224) and the bottom wall of the first blind hole (22211);

a circle of pin groove (22214) is formed in the inner wall of the interval between the head of the protective needle (2222) and the head of the first blind hole (22211), the pin (21222) can rotate in the pin groove (22214), and a positioning hole (22215) is formed in the pin groove (22214) and used for accommodating the pin (21222) to position the pin.

8. The quick connector according to claim 7, wherein when the connector i (1) is connected to the second connector (22), the connection end of the housing i (11) is connected to the connection end of the second housing (221) to form an inner cavity, and the plug assembly i (12) and the jack assembly (222) are connected to be integrally fixed in the inner cavity formed by connecting the housing i (11) to the second housing (221);

the utility model discloses a plug assembly, including second cylinder (112), second cylinder (112) is gone up the cover and is equipped with mark ring I (113), be located on second cylinder (112) mark ring I (113) department circumference has been seted up a plurality of through-holes (1121), mark ring I (113) can be with a plurality of through-hole (1121) cover, be located on fourth cylinder (1212) mark ring I (113) department circumference has been seted up a plurality of screw holes (1214) that correspond with a plurality of through-hole (1121), shell I (11) with plug assembly I (12) pass through-hole (1121) until part stretches into in screw hole (1214) fixed.

9. The quick-connect adapter according to claim 8, wherein the joint ii (2) comprises a third joint (23), the third joint (23) comprising a third housing (231), at least one crimp terminal (232) and a stuffing box (233) corresponding to the crimp terminal (232), the third housing (231) being sleeved outside the crimp terminal (232), the stuffing box (233) being connected with a head of a portion of the third housing (231) corresponding to each of the crimp terminals (232) for sealing a cable;

the part of the third shell (231) which is positioned outside the crimping terminal (232) and the crimping terminal (232) jointly form a plugging end of the third joint (23), and the end part of the third shell (231) which is far away from the stuffing box (233) forms a connecting end of the third joint (23);

the crimping terminal (232) is a cylinder provided with a second blind hole (2321) for inserting a cable.

10. The quick connector according to claim 9, wherein when the connector i (1) is connected to the third connector (23), the connection end of the housing i (11) is connected to the connection end of the third housing (231) to form an inner cavity, and the plug assembly i (12) and the crimp terminal (232) are connected to form an integral body and fixed in the inner cavity formed by connecting the housing i (11) to the third housing (231);

the shell I (11) and the plug assembly I (12) pass through the through hole (1121) through a set screw until part of the shell I and the plug assembly I extend into the threaded hole (1214) to be fixed;

still include insulating boot (4), insulating boot (4) are one end opening other end and seal the cylinder structure that has the inner chamber, insulating boot (4) cover is located connect I (1) outside and open end with third shell (231) threaded connection is in order to right connect I (1) to carry out insulation protection.