CN214755397U

CN214755397U - Bus duct connector with tapping function

Info

Publication number: CN214755397U
Application number: CN202121110099.2U
Authority: CN
Inventors: 郑光乐; 周作球
Original assignee: Zhuhai Guangle Electric Power Busway Co ltd
Current assignee: Zhuhai Guangle Electric Power Busway Co ltd
Priority date: 2021-04-29
Filing date: 2021-05-21
Publication date: 2021-11-16
Anticipated expiration: 2031-05-21

Abstract

The utility model discloses a bus duct connector with shunting function, which is used for connecting a joint bus bar between a first bus duct and a second bus duct which are adjacently butted, and comprises an upper side connecting cover plate, a lower side connecting cover plate, a front connecting side plate and a rear connecting side plate; the adjacent side surfaces of the joint busbars which are butted with each other are provided with insulating connecting pieces; at least one bolt assembly which sequentially penetrates through all the insulating connecting pieces is connected between the front connecting side plate and the rear connecting side plate; the socket is arranged on the upper side connecting cover plate or the lower side connecting cover plate, the socket piece is inserted on the socket, the pin piece is composed of copper pins and socket seats, when the bolt assembly is switched on to the mutually butted joint busbar locking, the copper pins inserted in the lump through the socket seats between the adjacent insulating connecting pieces are respectively switched on and locked with the corresponding joint busbar, the connecting pieces on the insulating connecting pieces can simultaneously clamp the copper pins of the joint busbar and the pin piece together, and the production efficiency is greatly improved.

Description

Bus duct connector with tapping function

[ technical field ] A method for producing a semiconductor device

The utility model relates to an electric energy transport connection technique especially relates to a take bus duct connector of shunting function.

[ background of the invention ]

The bus duct is in the field of power transmission lines and is a substitute product of a power cable; the bus duct is a closed metal device composed of copper and aluminum bus posts and used for distributing large power for each element of a decentralized system, and the bus duct system is a power distribution device for efficiently transmitting current, and the bus duct system is used for increasingly replacing electric wires and cables in indoor low-voltage power transmission main line engineering projects. Nowadays, the wiring system is indispensable for electrical equipment and power systems in high-rise buildings, factories, and the like, and the demand tends to increase year by year. When installing, maintaining or changing distribution system simultaneously, there are a lot of difficult problems in configuration distribution lines, if adopt the bus duct, can make distribution system installation maintenance convenient and fast, improve work efficiency by a wide margin to can make the building power consumption factor of safety effectively promote.

Bus duct tapping mode on the existing market all sets up on the generating line body, can roughly be divided into two types according to the type difference of bus duct: 1. in the air bus socket, enough gaps are formed among the conductive bars to allow the pins to be inserted, but heat energy in the bus is gathered after the bus is electrified, so that the temperature is high, and the current-carrying capacity is reduced; 2. the intensive bus socket realizes insulation between the conductive bars through the insulating film, and the socket bar is led out by welding the conductive bars of the bus body, so that the welding process is complex, polishing is needed after welding, the efficiency is low, the position of the socket is difficult to determine, and the plug-in structure for large current is unstable.

The connector of the bus duct is a connection between bus duct body units, called a connector, and how to utilize the connector and arrange a bus plug interface on the connector, so that the utilization efficiency of equipment and a simple and convenient interface installation mode are technical problems which need to be solved urgently in the industry at present.

[ Utility model ] content

The utility model provides a simple structure, control are convenient, simple to operate, dismantlement are easy, and combine firmly, safe in utilization, can increase the leakage current overflow volume of casing, reduce the bus duct connector of taking shunting function of single-phase probability to earth electric leakage.

The utility model provides a technical scheme that its technical problem adopted is:

the utility model provides a take bus duct connector of shunting function for connect female connection of arranging between two adjacent first bus ducts and the second bus duct of butt joint, include:

the upper side connecting cover plate and the lower side connecting cover plate are made of metal, are arranged oppositely in a vertical parallel mode, and are used for sealing the upper side end and the lower side end of the joint busbar and connecting and fixing the upper side end and the lower side end of the first bus duct and the upper side end and the lower side end of the second bus duct;

the front connecting side plate and the rear connecting side plate are made of metal, are arranged in a front-rear parallel opposite mode, and are used for sealing covers on the front side and the rear side of the joint busbar and connecting and fixing the front side end and the rear side end of the first bus duct and the second bus duct;

the upper side connecting cover plate, the lower side connecting cover plate, the front connecting side plate and the rear connecting side plate are enclosed on the upper side, the lower side, the front side and the rear side to form a closed space between the ends of the first bus duct and the second bus duct, and a joint busbar of the first bus duct and a joint busbar of the second bus duct are positioned in the closed space after being mutually butted;

the adjacent side surfaces of the joint bus bars, which are butted with each other, of the first bus duct and the second bus duct are provided with insulating connecting pieces which are positioned in the closed space, are used for conducting connection between at least two groups of joint bus bars which are butted with each other and insulating and isolating adjacent joint bus bars;

the insulating connecting piece comprises an insulating partition plate and two copper connecting sheets, the insulating partition plate is used for insulating and isolating adjacent joint busbars from each other, the two copper connecting sheets are symmetrically distributed on two sides of the insulating partition plate and used for conducting connection of the joint busbars butted with each other on each side, grooves which are in nested fit with the connecting sheets are respectively arranged on two sides of the insulating partition plate, and the thickness of each copper connecting sheet is larger than the depth of each groove;

at least one group of bolt assemblies which sequentially penetrate through all the insulating connecting pieces and are used for conducting after the mutually butted joint busbars are locked and attached are connected between the front connecting side plate and the rear connecting side plate;

the upper side connecting cover plate or the lower side connecting cover plate is provided with a socket seat, a pin piece extending into the closed space is inserted into the socket seat and consists of a copper pin corresponding to each group of joint busbars and the socket seat, the copper pin is fixed on the socket seat, and when the bolt assembly locks and switches on the joint busbars butted with each other, the copper pins inserted into the adjacent insulating connecting pieces through the socket seats are respectively switched on and locked with the corresponding joint busbars one by one.

Furthermore, the outer surface of the aluminum joint busbar, which is mutually butted with the first bus duct and the second bus duct, is sequentially plated with a copper metal layer and a nickel metal layer which are overlapped from inside to outside in a layered manner, and the surface of the copper connecting sheet is plated with a nickel metal layer which is the same as the nickel metal layer on the outer surface of the aluminum joint busbar.

Furthermore, the upper side or the lower side of the copper connecting sheet respectively extends to form a step-shaped protrusion, and the pin connecting parts are used for connecting the two adjacent attached copper connecting sheets and the inserted copper pins with the joint busbar after being locked.

Furthermore, the socket base is provided with socket holes which are respectively matched with each copper pin on the pin base.

Furthermore, the socket base is hinged with a flip cover for covering the socket hole.

Furthermore, the free end of the flip cover is also provided with a clamping head matched with a clamping groove formed by upward extending of the socket seat.

Furthermore, the copper pins on the pin pieces are inserted into the upper sides or the lower sides of the mutual butt joint busbar between the adjacent copper connecting sheets of the adjacent insulating connecting pieces.

Furthermore, the insulating connecting piece also comprises two copper-aluminum alloy laminating pieces which are respectively positioned at the outer sides of the two copper connecting pieces, the insulating partition plate is used for insulating and isolating the adjacent joint busbars from each other, and the two copper connecting pieces and the two copper-aluminum alloy laminating pieces are respectively and symmetrically distributed at the two sides of the insulating partition plate and are used for conducting connection of the joint busbars of mutually butted aluminum at each side;

the copper-aluminum alloy clad sheet is positioned on the outer side of the copper connecting sheet, grooves which are in nested fit with the copper-aluminum alloy clad sheet and the copper connecting sheet which are overlapped and attached on each side are respectively arranged on two sides of the insulating partition plate, and the thicknesses of the copper-aluminum alloy clad sheet and the copper connecting sheet which are overlapped and attached are larger than the depth of the grooves;

when the bolt assembly is locked and conducted on the mutually butted joint bus bars through the adjacent laminated copper-aluminum alloy covering sheets, the copper connecting sheets adjacent to the upper side or the lower side part are conducted and locked on the adjacent insulating connecting pieces through the copper pins inserted into the socket seats together so as to be respectively conducted with the joint bus bars in one-to-one correspondence.

Furthermore, the upper side or the lower side of the copper connecting sheet is respectively extended with a pin connecting part which is protruded in a step shape relative to the copper-aluminum alloy covering sheet and is used for sequentially conducting the two adjacent attached copper connecting sheets and the inserted copper pins with the copper-aluminum alloy covering sheet and the joint busbar through locking.

Furthermore, the copper-aluminum alloy clad sheet adopts a double-layer structure of copper-aluminum alloy cladding, an aluminum alloy layer on the outer side of the copper-aluminum alloy clad sheet is directly attached to and contacted with the side surface of the aluminum-adopted joint bus bar, and a copper alloy layer on the inner side of the copper-aluminum alloy clad sheet is directly attached to and contacted with the surface of the copper connecting sheet; the upper side surface or the lower side surface part of the outer side surface of the corresponding copper connecting sheet is contacted with the copper pin inserted in the socket seat.

Further, the edge is still provided with respectively about the copper connection piece and is circular-arc chamfer, and the edge forms, both sides laminate the circular-arc turn-ups of the circular-arc chamfer of the edge about the copper connection piece to the book of inside wall rounding off respectively about the copper aluminum alloy composite piece, the circular-arc turn-ups of the edge about the copper aluminum alloy composite piece with the circular-arc chamfer on the both sides forms the female row of joint of being convenient for butt joint each other about the copper connection piece, inserts easily between two copper aluminum alloy composite pieces and prevents to support the circular-arc chamfer structure that pushes up copper aluminum alloy composite piece terminal surface department and be convenient for the field installation.

The utility model has the advantages that:

at the connector department of the first bus duct of two adjacent butt joints and second bus duct, be provided with the socket seat on connecting apron or the downside at the upside of connector and connecting the apron, the plug pin spare is gone up to the plug pin spare that corresponds, peg graft between the copper connection piece of two laminating connections through participating in the copper on the spare, the rethread bolt assembly is female the arranging to the joint of mutual butt joint, two copper connection piece locking, when the female butt joint of realization joint was arranged to switch on, the outer joint plug-in spare of reconnection, realize that the connector has the shunting function.

Specifically, because the copper connection piece height is higher than the female row that leads that corresponds of butt joint each other, set up the socket that has the socket hole on the upside connection cover plate or the downside connection cover plate through the connector, the socket hole is used for inserting that copper participated in can accurate counterpoint on the plug connector in the plug box, when two sections generating line erection joint wares, half elasticity state is twisted to the moment bolt, insert the plug box again, tighten the moment bolt again, the copper connection piece will be simultaneously female arranging of joint of bus duct and the copper participated in of plug box presss from both sides tightly together. Therefore, the copper plug pins are connected with the copper connecting pieces in a synchronous inserting manner aiming at the original connection between the bus ducts, so that the production efficiency can be greatly improved, and the contact between the copper plug pins and the copper connecting pieces is better through screwing up the torque screws, thereby being suitable for not only the conventional copper conductor bus ducts but also the copper-aluminum alloy combined bus ducts additionally provided with the copper-aluminum alloy composite pieces.

[ description of the drawings ]

Fig. 1 is a schematic diagram of an explosion structure according to a first embodiment of the present invention;

fig. 2 is a schematic perspective view of a first embodiment of the present invention;

fig. 3 is an enlarged view of a three-dimensional structure of an insulation connector according to a first embodiment of the present invention;

fig. 4 is an exploded view of a second embodiment of the present invention;

fig. 5 is a schematic perspective view of a second embodiment of the present invention;

fig. 6 is an enlarged view of a three-dimensional structure of an insulating connector according to a second embodiment of the present invention;

fig. 7 is an enlarged view of an explosion structure of an insulating connector according to a second embodiment of the present invention;

fig. 8 is an enlarged view of a partial sectional structure of a copper-aluminum alloy clad sheet according to a second embodiment of the present invention.

[ detailed description ] embodiments

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the drawings of the embodiments of the present invention, examples of which are shown in the drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the present number, and the terms greater than, less than, within, etc. are understood as including the present number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Example one

A bus duct connector with a tapping function, as shown in fig. 1 to 3, is used for connecting a joint busbar 3 between two adjacent and butted first bus ducts 1 and second bus ducts 2, and comprises an upper connecting cover plate 4, a lower connecting cover plate 5, a front connecting side plate 6 and a rear connecting side plate 7; the upper connecting cover plate 4 and the lower connecting cover plate 5 are both made of metal and are arranged oppositely in a vertical parallel mode and are used for sealing the upper side and the lower side of the joint busbar 3 and connecting and fixing the upper side end and the lower side end of the first bus duct 1 and the second bus duct 2; the front connecting side plate 6 and the rear connecting side plate 7 are made of metal, are arranged in a front-rear parallel opposite mode, and are used for sealing the front and rear side end portions of the joint busbar 3 and connecting and fixing the front and rear side end portions of the first bus duct 1 and the second bus duct 2.

As shown in fig. 1 to 3, the upper connecting cover plate 4, the lower connecting cover plate 5, the front connecting side plate 6 and the rear connecting side plate 7 enclose the first bus duct 1 and the second bus duct 2 to form a closed space, and the joint busbar 3 of the first bus duct 1 and the joint busbar 3 of the second bus duct 2 are in butt joint with each other and then are located in the closed space; wherein, the elastic sealing strips 8 which are vertically arranged and are in sealing fit with the front and rear side ends of the first bus duct 1 and the second bus duct 2 are respectively nested on two sides of the inner side surfaces of the front connecting side plate 6 and the rear connecting side plate 7.

As shown in fig. 1 to 3, insulating connecting pieces 9 located in an enclosed space, used for conducting connection between five groups of butt joint bus bars 3 butted with each other and insulating isolation between adjacent joint bus bars 3 are arranged on adjacent side surfaces of the joint bus bars 3 butted with each other between the first bus duct 1 and the second bus duct 2; this insulating connecting piece 9 includes insulating barrier 90 and two copper connection pieces 91, insulating barrier 90 is used for the female 3 mutual insulation isolation of arranging of adjacent joint, two copper connection pieces 91 symmetric distribution are used for the mutual conducting connection who docks copper joint female row 3 of every side in insulating barrier 90's both sides, this insulating barrier 90's both sides are provided with respectively with the nested complex recess 900 of every copper connection piece 91, and the thickness of every copper connection piece 91 is greater than the degree of depth of recess 900. In addition, a copper metal layer (not shown) and a nickel metal layer (not shown) which are overlapped from inside to outside are sequentially plated on the outer surface of the aluminum joint busbar 3, which is in butt joint with the first bus duct 1 and the second bus duct 2, in a layered mode, and a nickel metal layer (not shown) which is the same as the nickel metal layer on the outer surface of the aluminum joint busbar 3 is plated on the surface of the copper connecting sheet 91, so that in the butt joint process of the aluminum joint busbar 3, the nickel metal layer alloy surface is adopted in the copper connecting sheet 91 to be directly connected with the nickel metal layer alloy surface on the surface of the joint busbar 3, the galvanic corrosion phenomenon caused by the direct connection of the copper conductor connector and the aluminum conductor bus duct is prevented, and the overcurrent capacity of the connector is effectively improved.

As shown in fig. 1 and 2, a group of bolt assemblies 10 is connected between the front connecting side plate 6 and the rear connecting side plate 7, the bolt assemblies 10 are used for sequentially penetrating and sleeving all the insulating connecting pieces 9 and conducting after the mutually butted joint busbar 3 is locked and attached, each bolt assembly 10 comprises a torque bolt 100, two belleville spring steel pads 101 and a square nut 102, the two belleville spring steel pads 101 are respectively sleeved at two ends of the torque bolt 100, the outer side surfaces of the corresponding front connecting side plate 6 and the rear connecting side plate 7 are outwards and integrally protruded to form a dovetail-shaped clamping groove 11 in buckling fit with the belleville spring steel pads 101, the torque bolt 100 sequentially penetrates through the belleville spring steel pads 101 on one side, the front connecting side plate 6, the five groups of insulating connecting pieces 9, the rear connecting side plate 7 and the belleville spring steel pads 101 on the other side, the square nut 102 is in threaded connection with the end part of the torque bolt 100 and locks the plurality of groups of insulating connecting pieces 9 between the front connecting side plate 6 and the rear connecting side plate 7 to realize that the copper connecting piece 91 is butted with the same side to the joint on the same side The busbar 3 is connected in a conducting way.

In this embodiment, a through hole 901 for inserting the torque bolt 100 and insulating and isolating the copper connecting piece 91 is formed in the center of the insulating partition 90 in the insulating connecting member 9.

As shown in fig. 1 and 2, a socket 12 is further disposed on the upper connecting cover plate 4, a pin member 13 extending into the enclosed space is inserted into the socket 12, the pin member 13 is composed of a copper pin 130 and a socket 131 corresponding to each group of copper connecting busbars, the copper pins 130 are fixed on the sockets 131 and are distributed in a staggered manner, when the bolt assemblies 10 are locked and conducted to the connecting busbars butted with each other, the copper pins 130 inserted into the adjacent insulating connecting pieces 9 through the socket 12 are respectively connected and locked with the corresponding connecting busbars 3 one by one, and the copper pins 130 on the pin member 13 are inserted into the upper sides of the mutually butted connecting busbars between the adjacent copper connecting pieces 91 of the adjacent insulating connecting pieces 9. And, a pin connecting portion 910' that is protruded in a step shape and used for connecting the two copper connecting sheets 91 and the inserted copper pin 130, which are adjacently attached, with the connector busbar 3 after being locked, extends on the upper side of the copper connecting sheet 91.

Meanwhile, a rectangular sealing ring 14 which is convenient for sealing connection between the socket 12 and the upper connecting cover plate 4 is arranged between the socket 12 and the upper connecting cover plate 4, and socket holes 120 which are respectively matched with each copper pin 130 on the socket seat 131 are arranged on the socket 12; a flip cover 15 which covers the socket hole 120 when the pin piece 13 is not used is hinged on the socket 12, the socket hole 120 is arranged on a boss 121 which protrudes upwards of the socket 12, a square ring seal ring 16a is sleeved on the periphery of the boss 121 and is sealed by the flip cover 15, and a chuck 123 which is matched with a clamping groove 122 formed by upwards extending the socket 12 is arranged at the free end of the flip cover 15.

In this embodiment, female the adopting copper material of the joint of mutual butt joint is made, in use, because copper connection piece 91 highly is higher than the female corresponding conductive row of mutual butt joint, set up the socket 12 that has socket hole 120 on the upside connection apron 4 through the connector, socket hole 120 is used for the insertion that copper participated in 130 can accurate counterpoint in the plug box on the plug box, when two sections generating line erection joint ware, the half elasticity state is twisted to the moment bolt, insert the plug box again, tighten the moment bolt again, copper connection piece 91 will press from both sides tightly the female row of joint of bus duct and the copper participated in 130 of plug box simultaneously. Therefore, aiming at the original connection between the bus ducts, the copper pin 130 of the jack box is connected in an inserted manner synchronously, so that the production efficiency can be greatly improved, the contact between the copper pin 130 and the copper connecting sheet 91 is better through the tightening of the torque screw, and the copper-aluminum alloy combined bus duct is not only suitable for the conventional copper conductor bus duct, but also suitable for the copper-aluminum alloy combined bus duct additionally provided with the copper-aluminum alloy composite sheet 16.

Example two

As shown in fig. 4 to 8, the difference between the first embodiment and the first embodiment is that, for the aluminum-based joint busbar, the insulating connecting member 9 further includes two copper-aluminum alloy covering pieces 16 respectively located at the outer sides of the two copper connecting pieces 91, and the two copper connecting pieces 91 and the two copper-aluminum alloy covering pieces 16 are respectively symmetrically distributed at the two sides of the insulating partition board and used for conducting connection of the joint busbar with the aluminum at each side; the copper-aluminum alloy lamination sheet 16 is positioned at the outer side of the copper connecting sheet 91, grooves 900 which are matched with the copper-aluminum alloy lamination sheet 16 and the copper connecting sheet 91 which are overlapped and attached to each side in a nested mode are respectively arranged on two sides of the insulating partition board, and the thicknesses of the copper-aluminum alloy lamination sheet 16 and the copper connecting sheet 91 which are overlapped and attached are larger than the depth of the grooves 900.

As shown in fig. 4 to 8, while the bolt assembly 10 is locked and conducted to the mutually butted joint bus bars through the adjacent copper-aluminum alloy clad sheets 16, the copper connecting sheets 91 adjacently attached to the upper side part are conducted and locked to the adjacent insulating connecting pieces 9 through the copper pins 130 inserted into the socket 12 together to be conducted to the corresponding joint bus bars respectively, wherein the upper sides of the copper connecting sheets 91 are respectively extended with pin connecting parts 910 which are protruded step-like relative to the copper-aluminum alloy clad sheets 16 and used for sequentially conducting the two adjacent attached copper connecting sheets 91 and the inserted copper pins 130 with the copper-aluminum alloy clad sheets 16 and the joint bus bars through locking.

Continuing to use as shown in fig. 4 to 8, the copper-aluminum alloy clad sheet 16 adopts a double-layer structure of copper-aluminum alloy cladding, the aluminum alloy layer 161 at the outer side of the copper-aluminum alloy clad sheet 16 is directly attached and contacted with the side surface of the aluminum-adopted joint bus bar, and the copper alloy layer 162 at the inner side of the copper-aluminum alloy clad sheet 16 is directly attached and contacted with the surface of the copper connecting sheet 91; the upper pin connection portion 910 on the outer side of the corresponding copper connection piece 91 contacts the copper pin 130 inserted into the socket 12.

As shown in fig. 6 and 7, the left and right side edges of the copper connecting sheet 91 are respectively provided with arc chamfers 911, the left and right side edges of the corresponding copper-aluminum alloy composite sheet 16 are respectively turned over to form smooth transition towards the inner side wall, and arc flanges 160 with two sides attached to the arc chamfers 91 at the left and right side edges of the copper connecting sheet 91, the arc flanges 160 at the left and right side edges of the copper-aluminum alloy composite sheet 16 and the arc chamfers 91 at the left and right sides of the copper connecting sheet 91 form a joint busbar convenient for mutual butt joint, and the arc chamfers are easily inserted between the two copper-aluminum alloy composite sheets 16 to prevent the end faces of the copper-aluminum alloy composite sheets 16 from being abutted against and are convenient for field installation.

In the embodiment, the butted joint busbars are made of aluminum alloy materials, when the connector is used, because the copper connecting sheets 91 are higher than the conductive bars corresponding to the butted joint busbars, the socket 12 with the socket holes 120 is arranged on the upper connecting cover plate 4 of the connector, the socket holes 120 are used for the insertion of the copper pins 130 on the connecting pieces in the plug-in box in accurate alignment, and when the connector is installed on two sections of busbars, the copper-aluminum alloy covering sheets 16 which are adjacently attached lock and conduct the butted joint busbars; the moment bolt is screwed to a semi-elastic state and then inserted into the jack box, and the copper connecting sheet 91 which is adjacent and attached to the upper part is conducted to the copper pin 130 which is inserted into the adjacent insulating connecting piece 9 through the jack seat 12; the torque bolt is screwed down, the pin connecting part 910 protruding from the upper side of the copper connecting piece 91 is jointed and conducted with the copper pin 130, and the copper-aluminum alloy covering piece 16 and the copper connecting piece 91 can clamp the joint busbar of the bus duct and the copper pin 130 of the jack box together. Therefore, the copper pin 130 of the jack box is connected in a synchronous inserting mode aiming at the original connection requirement between the bus ducts, the production efficiency can be greatly improved, the contact between the copper pin 130 and the copper connecting sheet 91 is better through the tightening of the torque screw, and the copper-aluminum alloy combined bus duct is effectively suitable for being additionally provided with the copper-aluminum alloy covering sheet 16.

In the two embodiments, the socket 12 is arranged on the upper connecting cover plate 4 of the connector, the corresponding socket 13 is plugged on the socket 12, the copper pin 130 on the socket 13 is plugged between the two copper connecting sheets 91 connected in a laminating manner, and the connector busbar and the two copper connecting sheets 91 butted with each other are locked by the bolt assembly 10, so that the butt joint of the connector busbar is conducted and simultaneously one external connecting connector is reconnected, and the connector has a tapping function.

In the description of the present invention, it should be noted that the terms "inside", "outside", "upper", "lower", "left", "right", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are conventionally placed when in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be interpreted as limiting the present invention.

The above-mentioned embodiments are only preferred embodiments of the present invention, not limiting the scope of the present invention, and all equivalent changes made by the shape, structure and principle of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a take bus duct connector of shunting function for connect female connection of arranging between two adjacent first bus ducts that dock and the second bus duct, its characterized in that includes:

2. The bus duct connector with tapping function as claimed in claim 1, wherein: the outer surface of an aluminum joint busbar, which is mutually butted with the first bus duct and the second bus duct, is sequentially plated with a copper metal layer and a nickel metal layer in a layered manner from inside to outside, and the surface of the copper connecting sheet is plated with a nickel metal layer which is the same as the nickel metal layer on the outer surface of the aluminum joint busbar.

3. The bus duct connector with tapping function as claimed in claim 1 or 2, wherein: the upper side or the lower side of the copper connecting sheet respectively extends to form a step-shaped protrusion, and the pin connecting part is used for connecting the two adjacent attached copper connecting sheets and the inserted copper pin with the joint busbar after being locked.

4. The bus duct connector with tapping function as claimed in claim 1, wherein: the socket base is provided with socket holes which are respectively matched with each copper pin on the pin base.

5. The bus duct connector with tapping function as claimed in claim 4, wherein: the socket base is also hinged with a flip cover for sealing the socket hole.

6. The bus duct connector with tapping function as claimed in claim 5, wherein: the free end of the flip cover is also provided with a clamping head matched with a clamping groove formed by upward extending the socket seat.

7. The bus duct connector with tapping function as claimed in claim 1, wherein: and the copper pins on the pin pieces are inserted into the upper sides or the lower sides of the mutual butt joint bus bars between the adjacent copper connecting sheets of the adjacent insulating connecting pieces.

8. The bus duct connector with tapping function as claimed in claim 1, wherein: the insulating connecting piece also comprises two copper-aluminum alloy laminating pieces which are respectively positioned at the outer sides of the two copper connecting pieces, the insulating partition plate is used for insulating and isolating adjacent joint busbars from each other, and the two copper connecting pieces and the two copper-aluminum alloy laminating pieces are respectively and symmetrically distributed at the two sides of the insulating partition plate and are used for conducting connection of the joint busbars of mutually butted aluminum at each side;

9. The bus duct connector with tapping function as claimed in claim 8, wherein: the upper side or the lower side of the copper connecting sheet is respectively extended with a pin connecting part which is convex in a step shape relative to the copper-aluminum alloy covering sheet and is used for sequentially conducting the two adjacent attached copper connecting sheets and the inserted copper pins with the copper-aluminum alloy covering sheet and the joint busbar through locking.

10. The bus duct connector with tapping function as claimed in claim 8, wherein: the copper-aluminum alloy clad sheet adopts a double-layer structure of copper-aluminum alloy cladding, an aluminum alloy layer on the outer side of the copper-aluminum alloy clad sheet is directly attached to and contacted with the side surface of a joint bus bar adopting aluminum, and a copper alloy layer on the inner side of the copper-aluminum alloy clad sheet is directly attached to and contacted with the surface of a copper connecting sheet; the upper side surface or the lower side surface part of the outer side surface of the corresponding copper connecting sheet is contacted with the copper pin inserted in the socket seat.

11. The bus duct connector with tapping function as claimed in claim 9, wherein: the side edge still is provided with the arris respectively about the copper connection piece and is circular-arc chamfer, and the side edge is turned over to the book formation of inside wall rounding off, both sides laminating in the circular-arc chamfer of side edge about the copper connection piece respectively about the copper aluminum alloy composite piece, the circular arc turn-ups of the side edge about the copper aluminum alloy composite piece with the circular-arc chamfer on both sides forms the female row of joint of being convenient for mutual butt joint, inserts easily between two copper aluminum alloy composite pieces and prevents to support copper aluminum alloy composite piece terminal surface department and the circular-arc chamfer structure of being convenient for the field installation about the copper connection piece.