CN113675802B

CN113675802B - Bus duct

Info

Publication number: CN113675802B
Application number: CN202110747346.8A
Authority: CN
Inventors: 乔兴波; 陈孔亮
Original assignee: Shenzhen Sinway South Technology Co ltd
Current assignee: Shenzhen Sinway South Technology Co ltd
Priority date: 2021-07-02
Filing date: 2021-07-02
Publication date: 2023-04-28
Anticipated expiration: 2041-07-02
Also published as: CN113675802A

Abstract

The invention provides a bus duct, comprising: the bus duct body comprises a conductive bus bar, a bus bar mounting seat and a bus bar shell, wherein the conductive bus bar is arranged in the bus bar shell through the bus bar mounting seat; the disassembly and assembly mechanism comprises a lifting device and a connecting piece, one end of the lifting device is connected with the bus shell, the other end of the lifting device is detachably connected with the connecting piece, and the lifting device is suitable for driving the connecting piece to ascend or descend so as to realize connection and disconnection of the two groups of conductive bus bars; the packaging mechanism comprises a stop piece, wherein the stop piece is suitable for being arranged at one end of the conductive busbar and one end of the busbar mounting seat in the length direction; the protection mechanism comprises a baffle plate which is suitable for being movably connected with the bus shell; an opening is formed in the bus shell, and the baffle is suitable for opening or closing the opening. According to the invention, the construction efficiency and the safety of the bus duct are improved by optimizing the structural design of the bus duct.

Description

Bus duct

Technical Field

The invention relates to the technical field of power supply switching equipment, in particular to a bus duct.

Background

At present, most bus ducts existing in the market have unreasonable structural design, for example: the bus shell is designed to be of a through groove structure, so that the port of the bus shell is exposed, and safety electricity utilization and safety construction are not facilitated. In addition, two adjacent busbar connection structures are generally complex, and the installation and disassembly efficiency of the busbar groove is affected. A series of structural problems greatly affect the application and popularization of the bus duct.

Disclosure of Invention

The invention solves the problems that: how to optimize the structure of the bus duct, and improve the construction efficiency and safety of the bus duct.

In order to solve the above problems, the present invention provides a bus duct comprising:

the bus duct body comprises a conductive bus bar, a bus bar mounting seat and a bus bar shell, wherein the conductive bus bar is arranged in the bus bar shell through the bus bar mounting seat;

the disassembly and assembly mechanism comprises a lifting device and a connecting piece, one end of the lifting device is connected with the bus shell, the other end of the lifting device is detachably connected with the connecting piece, and the lifting device is suitable for driving the connecting piece to ascend or descend so as to realize connection and disconnection of the two groups of conductive bus bars;

the packaging mechanism comprises a stop piece, wherein the stop piece is suitable for being arranged at one end of the conductive busbar and one end of the busbar mounting seat in the length direction;

The protection mechanism comprises a baffle plate which is suitable for being movably connected with the bus shell; an opening is formed in the bus shell, and the baffle is suitable for opening or closing the opening.

Optionally, the accommodating groove is formed in the busbar mounting seat, the conductive busbar comprises a first end and a second end which are connected, the first end penetrates through the accommodating groove, a spacing distance is formed between the inner wall of the accommodating groove and the outer wall of the first end, and the second end is suitable for penetrating through the bottom wall of the accommodating groove to be connected with the power supply switching box.

Optionally, the bus duct body further includes a second rail structure adapted to be disposed on an inner wall of the bus housing, and the second rail structure is disposed along a length direction of the bus housing; and the busbar mounting seat is provided with a second chute which is in sliding connection with the second guide rail structure.

Optionally, the lifting device comprises a first plate, an adjusting component and a second plate, wherein the first plate is in sliding connection with the inner side wall of the opening, the adjusting component is respectively connected with the first plate and the second plate, and the adjusting component is suitable for adjusting the distance between the first plate and the second plate.

Optionally, the connecting piece comprises a first plug-in connection part and a stop part, wherein first clamping edge structures are arranged at two opposite ends of the first plug-in connection part, and the first clamping edge structures are positioned at the bottom of the first plug-in connection part; the two first clamping edge structures form a third chute, and the second plate is in sliding connection with the third chute along the length direction of the third chute; the stop part is arranged at one end of the third chute, the second plate is in stop fit with the stop part, and the distances from the center of the second plate to the two ends of the third chute are equal.

Optionally, the packaging mechanism further comprises a first guide rail structure adapted to be arranged on the inner wall of the busbar housing, and the first guide rail structure is arranged along the length direction of the busbar housing; the stop piece is provided with a first chute, and the first chute is in sliding connection with the first guide rail structure.

Optionally, the packaging mechanism further includes a grounding structure, the grounding structure is connected with the inner wall of the busbar housing, and the grounding structure is at least partially attached to the busbar mounting seat.

Optionally, the packaging mechanism further includes a sealing plate, the sealing plate is detachably connected with one end of the busbar housing in the length direction, and the sealing plate is located at one side, away from the conductive busbar, of the stop piece.

Optionally, the protection mechanism further comprises a supporting device, and the baffle is rotatably connected with the supporting device; the bus is characterized in that a second clamping edge structure is arranged on the inner wall of the bus shell, a fourth sliding groove is formed in the second clamping edge structure, and the supporting device is in sliding connection with the fourth sliding groove along the length direction of the fourth sliding groove.

Optionally, at least two baffles are provided, and the two baffles are respectively and rotatably connected with two opposite side walls of the busbar housing.

Compared with the prior art, the invention has the following beneficial effects: because the inner wall of the accommodating groove and the outer side wall of the first end part are provided with a spacing distance, a certain space is reserved between the inner wall of the accommodating groove and the outer side wall of the first end part so as to adapt to the conductive busbar with different cross sections, and therefore the adaptability of the busbar mounting seat is improved. The lifting device can control the movement of the connecting piece connected with the lifting device, so that the connecting piece can approach or separate from the conductive busbar such as the busbar, and when the connecting piece approaches, the lifting device can realize the connection between the two conductive busbars; when keeping away from, elevating gear can realize the disconnection between two conductive busbar to this quick assembly disassembly who realizes the connecting piece does not need the user to carry out too much operation. Through the inner wall swing joint of backstop and bus shell, realized the installation of backstop in the bus shell, be located the one side that conductive busbar and bus mount pad length direction pointed through the backstop, make the backstop can form the separation in conductive busbar and bus mount pad length direction's one end, realized the encapsulation of conductive busbar in the bus shell, on the one hand, can avoid the staff to touch conductive busbar by mistake, on the other hand, prevent dust and toy entering conductive busbar place region. Opening or closing of the bus shell opening is achieved through the baffle, when in a normal state, the danger caused by the fact that a user contacts with the conductive busbar located inside the bus shell can be avoided through the baffle closing opening, and when the conductive busbar needs to be installed or taken out, the baffle can open the opening of the bus shell, and the conductive busbar can be installed or taken out conveniently.

Drawings

Fig. 1 is a schematic diagram of a part of a bus duct in an embodiment of the invention;

FIG. 2 is an enlarged schematic view of the structure A in FIG. 1 according to an embodiment of the present invention;

FIG. 3 is a schematic view of a portion of a bus duct according to another embodiment of the present invention;

FIG. 4 is an enlarged schematic view of the structure B in FIG. 3 according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a conductive busbar and a busbar mounting base according to an embodiment of the present invention;

FIG. 6 is an enlarged schematic view of the structure shown in FIG. 5 at C in accordance with an embodiment of the present invention;

fig. 7 is a schematic structural diagram of connection between the dismounting mechanism and the conductive busbar in the embodiment of the invention;

fig. 8 is a schematic structural diagram of a bus duct according to an embodiment of the present invention;

FIG. 9 is a schematic view of an exploded view of a lifting device and a connector according to an embodiment of the present invention;

FIG. 10 is a schematic diagram of a lifting device according to an embodiment of the present invention;

FIG. 11 is a schematic view of a lifting device and a connecting member according to an embodiment of the present invention;

FIG. 12 is a schematic view of a lifting device and a connector according to another embodiment of the present invention;

FIG. 13 is a schematic view of a connecting member according to an embodiment of the present invention;

fig. 14 is a schematic structural view of the packaging mechanism according to the embodiment of the present invention when the packaging mechanism is disposed on the bus duct body;

FIG. 15 is an enlarged schematic view of the structure A in FIG. 14 according to an embodiment of the present invention;

FIG. 16 is an enlarged schematic view of the structure B in FIG. 15 according to an embodiment of the present invention;

FIG. 17 is an enlarged schematic view of the structure shown in FIG. 15 at C in accordance with an embodiment of the present invention;

FIG. 18 is a schematic view of a packaging mechanism according to another embodiment of the present invention when the packaging mechanism is disposed on a bus duct body;

FIG. 19 is a schematic view of a seal plate according to an embodiment of the present invention when the seal plate is disposed on a bus duct body;

FIG. 20 is a schematic view of a bus duct body according to an embodiment of the present invention;

FIG. 21 is a schematic view of a bus duct body from another perspective in accordance with an embodiment of the present invention;

FIG. 22 is an enlarged schematic view of the structure shown in FIG. 21 at D according to an embodiment of the present invention;

FIG. 23 is a schematic view of a structure of a protection mechanism according to an embodiment of the present invention when the protection mechanism is disposed on a bus duct body;

FIG. 24 is a schematic view of a shielding mechanism according to an embodiment of the present invention when the shielding plate closes the opening;

FIG. 25 is a schematic view of a shielding mechanism according to an embodiment of the present invention with a shutter opening;

FIG. 26 is a schematic diagram of an exploded view of a protection mechanism according to an embodiment of the present invention;

FIG. 27 is a schematic view of a part of the structure of a protection mechanism according to an embodiment of the present invention;

fig. 28 is a partial enlarged view of a in fig. 27 according to an embodiment of the present invention.

Reference numerals illustrate:

1-lifting device, 11-first plate, 111-first plate body, 112-fourth limiting plate, 12-adjusting component, 121-adjusting screw and 13-second plate; 2-connecting pieces, 21-first plug-in parts, 211-first conducting strips, 22-clamping edge structures, 221-third sliding grooves, 23-stop parts and 24-stop guard plates; 30-elastic piece, 31-conductive busbar, 311-first end, 312-second end, 313-limiting block, 32-busbar mounting seat, 321-holding groove, 3211-channel, 322-second limiting groove, 323-bearing part, 324-guiding groove, 325-first protruding structure, 326-second sliding groove, 327-first positioning groove, 328-avoiding port, 33-busbar shell, 331 a-second guiding rail structure, 331 b-opening, 332 a-first positioning piece, 332 b-second clamping edge structure, 3321-fourth sliding groove, 333-first guiding rail structure, 3331-second protruding structure, 334-bearing arm, 335-third limiting groove, 336-second positioning groove, 34-baffle, 341-first limiting groove, 342-rotating shaft, 343-mounting part, 344-third protruding structure, 35-stop piece, 351-first sliding groove, 352-second positioning piece, 36-sealing plate, 37-grounding structure, 371-limiting piece, 39-supporting device, first and 393-second limiting plate, 393-third limiting plate.

Detailed Description

In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the coordinate system XYZ provided herein, the forward direction of the X axis represents the front, the reverse direction of the X axis represents the rear, the forward direction of the Y axis represents the right, the reverse direction of the Y axis represents the left, the forward direction of the Z axis represents the top, and the reverse direction of the Z axis represents the bottom. Also, it is noted that the terms "first," "second," and the like in the description and claims of the present invention and in the above-described figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the invention described herein may be implemented in sequences other than those illustrated or otherwise described herein.

Referring to fig. 3, fig. 5, fig. 12 to fig. 14, and fig. 18 to fig. 25, an embodiment of the present invention provides a bus duct, including a bus duct body, a dismounting mechanism, a packaging mechanism, and a protection mechanism; the bus duct body comprises a conductive bus bar 31, a bus bar mounting seat 32 and a bus bar shell 33, wherein the conductive bus bar 31 is arranged inside the bus bar shell 33 through the bus bar mounting seat 32; the dismounting mechanism comprises a lifting device 1 and a connecting piece 2, one end of the lifting device 1 is connected with a bus shell 33, the other end of the lifting device 1 is detachably connected with the connecting piece 2, and the lifting device 1 is suitable for driving the connecting piece 2 to ascend or descend so as to realize connection and disconnection of two groups of conductive bus bars 31; the packaging mechanism comprises a stop piece 35, wherein the stop piece 35 is suitable for being arranged at one end of the conductive busbar 31 and the busbar mounting seat 32 in the length direction; the guard mechanism comprises a baffle 34 adapted to be movably connected with the busbar housing 33; the bus bar housing 33 is provided with an opening 331b, and the shutter 34 is adapted to open or close the opening 331b.

Bus ducts have good current capacity, often as a main road for current delivery in high power transmission sites. The busway generally includes a busway housing 33, a conductive busway 31, and a busway mount 32. The conductive busbar 31 is a conductor for carrying current in the bus duct. The conductive busbar 31 is housed within a busbar housing 33. Since the conductive busbar 31 is a conductor, a short circuit is formed when adjacent conductive busbars 31 are in contact, which is likely to cause an accident. In order to avoid the contact of the conductive busbar 31, a busbar mount 32 for mounting the conductive busbar 31 is further provided in the busbar housing 33, and the busbar mount 32 is made of an insulating material to prevent a short circuit between adjacent conductive busbars 31. In the prior art, the adaptability of the busbar mounting seat 32 is poor, only the conductive busbar 31 with a specific cross-sectional area can be usually mounted, and when the conductive busbar 31 with a different cross-sectional area needs to be replaced, the busbar mounting seat 32 and the conductive busbar 31 need to be integrally detached, so that the replacement of the conductive busbar 31 is troublesome. Moreover, since the jack box needs to pass through the bus duct shell 33 and the bus bar mounting seat 32 in sequence to be connected with the conductive bus bar 31, when different bus bar mounting seats 32 are replaced, the connection position of the jack box and the conductive bus bar 31 can be changed, so that the bus duct is difficult to be matched with the jack box, and the connection reliability of the bus duct and the jack box is reduced.

The bus duct body in this embodiment includes a busbar mounting seat 32 and a conductive busbar 31, where the busbar mounting seat 32 is provided with a receiving groove 321, the conductive busbar 31 includes a first end 311 and a second end 312 that are connected, the first end 311 is disposed in the receiving groove 321 in a penetrating manner, a separation distance is provided between an inner wall of the receiving groove 321 and an outer side wall of the first end 311, and the second end 312 is adapted to be connected with a power supply switching box through a side wall of the receiving groove 321. The busbar mounting seat 32 is an insulating copper bar mounting seat, the busbar mounting seat 32 is provided with a containing groove 321, the containing groove 321 is arranged along the X-axis direction, and the containing groove 321 is a through groove. The conductive busbar 31 is a conductive copper bar, the first end 311 and the second end 312 are integrally connected, the first end 311 and the second end 312 are arranged along the Z-axis direction, the first end 311 is located at one side of the second end 312 pointed forward along the Z-axis, the first end 311 of the conductive busbar 31 is arranged in the accommodating groove 321 in a penetrating mode, the bottom end of the accommodating groove 321 is provided with a channel 3211, and the first end 311 penetrates out of the channel 3211 to be connected with the jack box. During the installation of the conductive busbar 31, the first end 311 slides into the accommodating groove 321 along the opening direction of the accommodating groove 321, so that the installation of the conductive busbar 31 is realized; in the process of disassembling the conductive busbar 31, the conductive busbar 31 is drawn out along the opening direction of the accommodating groove 321, so that the conductive busbar 31 is disassembled.

The space between the inner wall of the receiving groove 321 and the outer sidewall of the first end portion 311 means that the space between the inner wall of the receiving groove 321 in the width direction and/or the height direction and the outer sidewall of the corresponding side of the second end portion 312.

In one embodiment, the accommodating groove 321 has a separation distance between two sidewalls of the second end 312 and two sidewalls of the second end 312 in the Y-axis direction in fig. 3. When the conductive busbar 31 with a different cross-sectional area needs to be replaced, the conductive busbar 31 with a different cross-sectional area can be replaced by replacing the conductive busbar 31 with a second end 312 with a different width. In other embodiments, any side wall of the receiving groove 321 in the Y-axis direction is spaced apart from the side wall of the corresponding side of the second end 312.

In another embodiment, the accommodating groove 321 has a separation distance between a sidewall of the Z-axis direction and a sidewall of the corresponding side of the second end 312. When the conductive busbar 31 of a different cross-sectional area needs to be replaced, the replacement of the conductive busbar 31 of a different cross-sectional area can be achieved by replacing the conductive busbar 31 of the second end 312 of a different height. In other embodiments, both side walls of the accommodating groove 321 in the Y-axis direction and both side walls of the accommodating groove 321 in the Z-axis direction have a distance from the side wall of the corresponding side of the second end 312. In other embodiments, busbar mount 32 may accommodate 250A, 400A, 630A, or 800A conductive copper busbar. Therefore, the inner sidewall of the accommodating groove 321 and the first end 311 are arranged in a plurality of ways, so that the busbar mounting seat 32 can be adapted to the first end 311 with different shapes, and the adaptability of the busbar mounting seat 32 is improved.

The advantage of this arrangement is that the first end 311 is accommodated in the accommodating groove 321 by arranging the accommodating groove 321 on the busbar mounting seat 32, so that the installation of the conductive busbar 31 is realized; the second end 312 passes through the side wall of the accommodating groove 321 to be connected with the power supply switching box, so that the connection between the conductive busbar 31 and the power supply switching box is realized; through having the interval distance between the inner wall of accommodation groove 321 and the lateral wall of first tip 311, have certain space in order to adapt to the female row 31 of electric conduction of different cross-sectional areas between the inner wall of accommodation groove 321 and the lateral wall of first tip 311, on the one hand, increased female row mount pad 32's adaptability, on the other hand, can keep the cross-sectional area of second tip 312 unchanged, avoided the connection position of power transfer case and second tip 312 to change to the influence is avoided being connected to power transfer case and second tip 312.

The disassembly and assembly mechanism of bus duct includes elevating gear 1, connecting piece 2 and electrically conductive structure, and electrically conductive structure includes electrically conductive busbar 31 and bus bar shell 33, and the one end and the bus bar shell 33 of elevating gear 1 are connected, and elevating gear 1's the other end and connecting piece 2 can dismantle to be connected, and elevating gear 1 is suitable for driving connecting piece 2 to rise or descend in order to realize the linking and the disconnection of two electrically conductive busbar 31.

The lifting device 1 drives the connecting piece 2 to ascend in the forward direction of the Z axis in fig. 8, and the lifting device 1 drives the connecting piece 2 to descend in the reverse direction of the Z axis in fig. 8. Can pass through buckle or bolted connection between two conductive structure, after two conductive structure connect, can install elevating gear 1's one end in bus bar housing 33, conductive busbar 31 can be located elevating gear 1's top or below, elevating gear 1's the other end can install detachable connection's connecting piece 2. When the conductive busbar 31 is located above the lifting device 1, the lifting device 1 can control the lifting of the connecting piece 2, the connecting piece 2 and the two conductive busbars 31 can be connected in a plugging manner, and when the connecting piece 2 is gradually lifted, the conductive busbar 31 can be respectively plugged with the two conductive busbars 31 so as to achieve connection between the two conductive busbars 31. When the lifting device 1 descends, the connecting piece 2 can be directly pulled out from the two conductive busbar 31, and at the moment, the two conductive busbar 31 are disconnected and cannot conduct electricity.

Can electrically conduct through connecting piece 2 between two electrically conductive busbar 31, after the grafting is accomplished, elevating gear 1 can follow connecting piece 2 and pull down, elevating gear 1 descends this moment, and the installation of the next connecting piece 2 of being convenient for is in order to realize the linking of two other electrically conductive busbar 31. When the connection needs to be disassembled, the lifting device 1 is lifted to be connected with the connecting piece 2, and then the lifting device 1 is controlled to descend, so that the connecting piece 2 is pulled out from between the two conductive busbar 31, and the disconnection between the two conductive busbar 31 is realized. When the multi-section conductive structure is required to be connected, the lifting device 1 can insert the plurality of connecting pieces 2 between the two different conductive busbar 31 through multiple movements respectively so as to realize the connection of the multi-section conductive structure, and the connection between the plurality of conductive busbar 31 can be realized through one lifting device 1.

The lifting device 1 can control the movement of the connecting piece 2 connected with the lifting device 1, so that the connecting piece 2 can be close to or far away from the conductive busbar 31 such as the busbar, and when the connecting piece is close to the conductive busbar 31, the lifting device 1 can realize the connection between the two conductive busbars 31; when keeping away from, elevating gear 1 can realize the disconnection between two conductive busbar 31 to this quick assembly disassembly who realizes connecting piece 2 does not need the user to carry out too much operation.

The packaging mechanism of the bus duct comprises a stop piece 35 and a bus shell 33, wherein the bus shell 33 is suitable for accommodating the conductive bus bar 31 and the bus bar mounting seat 32, the stop piece 35 is movably connected with the inner wall of the bus shell 33, and the stop piece 35 is positioned on one side pointed by the conductive bus bar 31 and the bus bar mounting seat 32 in the length direction.

As shown in fig. 20 and 22, the bus bar housing 33 is a through slot structure, a second rail structure 331a is disposed in the bus bar housing 33, the second rail structure 331a is disposed along the positive direction of the X axis, the bus bar mounting seat 32 is provided with a second chute 326, and the second chute 326 is slidably connected with the second rail structure 331 a. The busbar mount 32 is slidable in the X-axis direction. Therefore, the second sliding groove 326 is slidably connected with the second rail structure 331a, so that the busbar mounting seat 32 can slide in the busbar housing 33, when the busbar mounting seat 32 is mounted, only the busbar mounting seat 32 needs to be inserted into the busbar housing 33, and when the busbar mounting seat 32 needs to be dismounted, only the busbar mounting seat 32 needs to be pulled out, thereby simplifying the dismounting step of the busbar mounting seat 32.

The busbar mounting seat 32 is provided with a containing groove 321, the containing groove 321 is of a through groove structure, the containing groove 321 is arranged along the X-axis direction, and the conductive busbar 31 is in sliding connection with the containing groove 321 along the X-axis direction. The conductive busbar 31 is attached to the stopper 35 at the indicated end in the X-axis forward direction, and the conductive busbar 31 is connected to the power supply at the indicated end in the X-axis reverse direction.

In one embodiment, a chute is formed on the inner wall of the busbar housing 33, the chute is disposed along the positive direction of the Z axis, the chute penetrates the top plate of the busbar housing 33, and the stopper 35 penetrates the top plate of the busbar housing 33 and is slidably connected with the chute. In other embodiments, the stop 35 may also be rotatably coupled to the inner wall of the bus bar housing 33.

The advantage of setting up like this is that through the inner wall swing joint of backstop 35 and busbar shell 33, realized the installation of backstop 35 in busbar shell 33, through the one side that backstop 35 is located the length direction of conductive busbar 31 and busbar mount pad 32, make backstop 35 can form the separation in the one end of conductive busbar 31 and busbar mount pad 32 length direction, realized the encapsulation of conductive busbar 31 in busbar shell 33, on the one hand, can avoid the staff to touch conductive busbar 31 by mistake, on the other hand, prevent dust and toy entering the region that conductive busbar 31 is located.

The bus duct protection mechanism comprises a bus shell 33 and a baffle 34, an opening 331b is formed in the bus shell 33, the bus shell 33 is internally provided with a conductive bus bar 31, the opening 331b is arranged along the length direction of the bus shell 33, the baffle 34 is movably connected with the bus shell 33, and the baffle 34 is suitable for opening or closing the opening 331b.

The Y-axis direction in fig. 23 is the left-right direction of the busbar housing 33, that is, the longitudinal direction of the busbar housing 33. The baffle 34 can open or close the opening 331b, the length of the baffle 34 is not limited, and the baffles 34 with different lengths can be selected according to actual needs to realize the opening and closing of the opening 331b. The conductive busbar 31 may be installed into the busbar housing 33 through the opening 331b of the busbar housing 33, the busbar housing 33 may be rotatably connected with the shutter 34, the shutter 34 may be rotated along one end thereof, and the other end may be moved close to or away from the opening 331b to close or open the opening 331b. The user can perform the installation and removal of the busbar when the shutter 34 is rotated with respect to the busbar housing 33 to open the opening 331b, and the shutter 34 can function to prevent dust from entering and to prevent electric shock when the shutter 34 is rotated with respect to the busbar housing 33 to close the opening 331b. When the conductive busbar 31 is in normal operation, the baffle 34 can prevent the user from contacting the conductive busbar 31 to generate danger, and the baffle 34 can prevent small animals from entering through the opening 331b of the busbar housing 33 to avoid short-circuiting the conductive busbar 31. The baffle 34 may be slidably connected to the busbar housing 33, and grooves may be formed in opposite inner side walls of the busbar housing 33 along the X-axis direction, and opposite ends of the baffle 34 may slide in the grooves along the X-axis direction, so as to open or close the opening 331b.

Opening or closing of the opening 331b of the busbar housing 33 is achieved through the baffle 34, in a normal state, the opening 331b is closed through the baffle 34, the danger caused by the fact that a user touches the conductive busbar 31 located inside the busbar housing 33 can be avoided, and when the conductive busbar 31 needs to be installed or taken out, the opening 331b of the busbar housing 33 can be opened through the baffle 34, and installation or taking out of the conductive busbar 31 is facilitated.

As shown in fig. 3 and 5, the busbar mounting seat 32 is further provided with a second limiting groove 322, the conductive busbar 31 includes a limiting block 313, the limiting block 313 is disposed on the second end 312, and the limiting block 313 is disposed in the second limiting groove 322 in a penetrating manner.

In one embodiment, the second limiting grooves 322 are located on one side of the accommodating groove 321, which is opposite to the Z axis, the second limiting grooves 322 are through grooves, two second limiting grooves 322 are respectively arranged on two side walls of the busbar mounting seat 32 in the Y axis direction, the second limiting grooves 322 are arranged along the X axis direction, two limiting blocks 313 are respectively integrally connected with two side walls of the second end portion 312 in the Y axis direction. The limiting block 313 is attached to the inner wall of the second limiting groove 322, the limiting block 313 slides into the second limiting groove 322 in the installation process of the conductive busbar 31, and the limiting block 313 slides out of the second limiting groove 322 in the disassembly process of the conductive busbar 31. In other embodiments, the number of the second limiting grooves 322 may be 3, 4, 6 or 8, and the number of the limiting blocks 313 corresponds to the number of the second limiting grooves 322.

The advantage of setting up like this is that still having seted up second spacing groove 322 on through female row mount pad 32, stopper 313 wears to locate in the second spacing groove 322, makes second spacing groove 322 can inject the displacement of the female row 31 width direction of electric conduction or direction of height, prevents that first tip 311 from rocking in holding groove 321 to make the installation of the female row 31 of electric conduction more firm.

As shown in fig. 3 and 5, the busbar mounting seat 32 further includes a supporting portion 323, the supporting portion 323 is located at the lower side of the accommodating groove 321, the bottom end of the second end portion 312 is attached to the supporting portion 323, and the supporting portion 323 is adapted to support the second end portion 312.

In one embodiment, the supporting portion 323 is in an L-shaped bent structure, one end of the L-shaped bent structure is integrally connected with the outer side wall of the second limiting groove 322, the bent arm of the L-shaped bent structure is reversely arranged along the Y axis, the bottom end of the second end 312 is attached to the bent arm, and the side wall, which is pointed by the Y axis of the second end 312 in the positive direction, is attached to the side wall, which is pointed by the Y axis of the L-shaped bent structure in the positive direction.

As shown in fig. 3 and 5, the supporting portion 323 is of a semi-surrounding structure, and an avoidance port 328 is formed in the supporting portion 323, and the avoidance port 328 is used for avoiding connection of the second end 312 and the power supply adapter box. In one embodiment, the supporting portion 323 presents a J-shaped structure, the bottom end of the second end 312 is accommodated in a groove of the J-shaped structure, and the connection end of the power jack box passes through the avoidance port 328 and abuts against the second end 312. Therefore, the bearing part 323 is of a semi-surrounding structure, so that the bearing part 323 can surround the bottom end of the second end part 312, the second end part 312 is prevented from sliding out of the bearing part 323, the avoidance opening 328 is formed in the bearing part 323, the power supply transfer box can penetrate through the avoidance opening 328 to be connected with the second end part 312, and interference of the bearing part 323 to the connection of the second end part 312 and the power supply transfer box is avoided.

The advantage of this arrangement is that the bearing portion 323 is located at the lower side of the accommodating groove 321, and the bottom end of the second end portion 312 is attached to the bearing portion 323, so that the bearing portion 323 can provide a certain bearing force for the second end portion 312, and the first end portion 311 is prevented from sliding out of the accommodating groove 321.

As shown in fig. 5 and 6, the supporting portion 323 is provided with a guiding groove 324, the guiding groove 324 is parallel to the accommodating groove 321, and the bottom end of the second end 312 is slidably connected with the guiding groove 324.

The guide groove 324 is a through groove, the guide groove 324 is disposed along the X-axis direction, and an end of the second end 312 away from the first end 311 is slidably connected to the guide groove 324. In one embodiment, the second end 312 is further provided with a groove, and the side wall of the guiding groove 324 is attached to the inner wall of the groove, so that the second end 312 is positioned in the guiding groove 324.

Thus, during sliding of the second end portion 312, the guide groove 324 can restrict displacement of the second end portion 312 in the width direction by slidably connecting the bottom end of the second end portion 312 with the guide groove 324, preventing the second end portion 312 from rolling during sliding.

As shown in fig. 6, the supporting portion 323 further includes a first protrusion structure 325, where the first protrusion structure 325 is disposed on an inner wall of the guiding slot 324, and a convex surface of the first protrusion structure 325 is in line contact with a bottom end of the second end 312.

The first protruding structure 325 is integrally connected with the inner wall of the guide slot 324, the first protruding structure 325 is located between the second end portion 312 and the guide slot 324, the first protruding structure 325 is arranged along the X-axis direction, the convex surface of the first protruding structure 325 is an arc surface, and the arc surface of the first protruding structure 325 is attached to the second end portion 312, so that the convex surface of the first protruding structure 325 is in line contact with the bottom end of the second end portion 312.

This has the advantage that by the convex surface of the first convex structure 325 being in line contact with the bottom end of the second end 312, the contact area of the bottom end of the second end 312 with the guide groove 324 is reduced, thereby reducing the friction between the bottom end of the second end 312 and the first convex structure 325. On the one hand, the sliding of the second end 312 in the guide groove 324 is smoother; on the other hand, wear of the second end 312 is reduced.

Another embodiment of the present invention provides a bus duct comprising a bus duct body as above. The bus duct has the beneficial effects of the bus duct body and is not described in detail herein.

As shown in fig. 1 and 3, the bus duct further includes a bus housing 33, and the bus bar mounting seat 32 of the bus duct body is movably connected in the bus housing 33.

In one embodiment, the busbar housing 33 is provided with a first connection hole, the busbar mounting base 32 is further provided with a second connection hole, and the bolt fastener passes through the first connection hole and the second connection hole to connect the busbar mounting base 32 and the busbar housing 33. In other embodiments, the busbar mount 32 may also be snapped or slidingly connected to the busbar housing 33. Therefore, when the busbar mounting seat 32 is damaged, the busbar mounting seat 32 is movably connected with the busbar housing 33, so that the busbar mounting seat 32 and the busbar housing 33 can be conveniently assembled and disassembled.

As shown in fig. 3 and 4, the bus duct further includes a second rail structure 331a, the second rail structure 331a is installed in the bus housing 33, the second rail structure 331a is disposed along the length direction of the bus housing 33, the bus bar mounting seat 32 is provided with a second chute 326, and the second chute 326 is slidably connected with the second rail structure 331 a.

In one embodiment, the second guide rail structure 331a includes a connecting arm and a guide rail, the connecting arm is integrally connected with the guide rail, the busbar housing 33 includes a top plate, the connecting arm is integrally connected with the top plate, a plurality of first protruding structures are disposed on an upper end surface of the guide rail, an end surface of the plurality of first protruding structures, which is close to the second chute 326, is an arc-shaped convex surface, and the arc-shaped convex surface is in line contact with an inner wall of the second chute 326. The second spout 326 sets up along the X axis direction, and the guide rail wears to locate in the second spout 326, has offered the passageway on the second spout 326, and the linking arm passes the passageway and is connected with the guide rail 326, and the cross-sectional area of passageway is less than the cross-sectional area of guide rail, is provided with a plurality of second first protruding structures on the diapire of second spout 326, and the terminal surface that the second first protruding structure is close to the guide rail is the arc convex surface, and arc convex surface and the lower terminal surface line contact of guide rail. The upper end face of the second chute 326 is further provided with a third first protruding structure, the end face, close to the guide rail, of the third first protruding structure is an arc-shaped convex surface, the arc-shaped convex surface is in line contact with the upper end face of the guide rail, and the third first protruding structure is at least partially attached to the first protruding structure to limit the guide rail, so that the guide rail is prevented from sliding out from the channel of the second chute 326.

The advantage of this arrangement is that, through the sliding connection of the second chute 326 and the second rail structure 331a, when the busbar mounting seat 32 needs to be disassembled, only the busbar mounting seat 32 needs to be drawn out from the second rail structure 331a in a sliding manner, and when the busbar mounting seat 32 needs to be mounted, only the busbar mounting seat 32 needs to be slid into the busbar housing 33 along the second rail structure 331a, thereby simplifying the disassembly and assembly steps of the busbar mounting seat 32.

As shown in fig. 1 to 3, the bus duct further includes at least two first positioning members 332a, the first positioning members 332a are disposed on the inner side wall of the bus housing 33, there are a plurality of bus bar mounting seats 32, all the bus bar mounting seats 32 are disposed along the width direction of the bus housing 33, and the first positioning members 332a respectively abut against the bus bar mounting seats 32 at two ends of the bus housing 33 in the width direction.

In one embodiment, two first positioning members 332a are respectively integrally connected with two side walls of the bus bar housing 33 in the width direction, all the bus bar mounting seats 32 are sequentially arranged in parallel along the width direction of the bus bar housing 33, first positioning grooves 327 are formed in the bus bar mounting seats 32 at two ends in the width direction, the first positioning members 332a are in positioning fit with the first positioning grooves 327, and the two first positioning members 332a are attached to the inner walls of the first positioning grooves 327 and have clamping force.

In one embodiment, five busbar mounts 32 and conductive busbar 31 are provided within busbar housing 33. The five conductive busbar 31 are arranged in sequence along the width direction of the busbar housing 33, so that the busbar forms a three-phase five-wire power supply system. In other embodiments, the bus duct may also be a three-phase three-wire, three-phase four-wire, or direct current bus power supply system.

The advantage of this arrangement is that the first positioning member 332a is abutted against the busbar mounting bases 32 at both ends in the width direction of the busbar housing 33, so that the first positioning member 332a restricts displacement of the busbar mounting bases 32 in the width direction, and the mounting of the busbar mounting bases 32 is more stable.

As shown in fig. 12 and 13, the connector 2 includes a first plugging portion 21, and the conductive busbar 31 includes second plugging portions, where the first plugging portion 21 is plugged with two second plugging portions respectively.

The first grafting portion 21 can be respectively with two second grafting portions grafting cooperation, can offer the slot on the second grafting portion, and the both ends that first grafting portion 21 can insert respectively in the slot, and after first grafting portion 21 was pegged graft the cooperation with two second grafting portions respectively, two electrically conductive busbar 31 can be through the switching on of first grafting portion 21 and second grafting portion realization electric current, and electric current can get into in another electrically conductive busbar 31 by one of them electrically conductive busbar 31 to through the grafting cooperation between first grafting portion 21 and the second grafting portion, can realize the quick connect and disconnection in the middle of two electrically conductive busbar 31.

As shown in fig. 12 and 13, the second plugging portion includes at least two second plugging portion bodies and a second conductive sheet, the first plugging portion 21 is located between the two second plugging portion bodies, the first plugging portion 21 includes a first conductive sheet 211, and the first conductive sheet 211 is attached to the second conductive sheet.

The second conductive sheet may be mounted on one of the second plugging portion bodies, one end of the first conductive sheet 211 is connected to the first plugging portion 21, the other end of the first conductive sheet 211 is a free end, and the first conductive sheet 211 itself has elasticity. After the first conductive sheet 211 is inserted between the two second plugging portion bodies, the free end of the first conductive sheet 211 is elastically deformed, so that a force is applied between the first conductive sheet 211 and the second conductive sheet, and a friction force is applied between the first conductive sheet 211 and the second conductive sheet and the second plugging portion bodies, so that the connecting piece 2 can be fixed on the two conductive busbar 31 through the friction force. When the user needs to take out, a downward pulling force is applied to the connecting piece 2, and when the pulling force is greater than the friction force between the first conductive sheet 211 and the second conductive sheet and between the second plugging portion bodies, the connecting piece 2 can be taken down from the two conductive busbar 31.

As shown in fig. 12 and 13, an opening 331b is formed below the busbar housing 33, the opening 331b is disposed along the length direction of the conductive busbar 31, the lifting device 1 is slidably connected to the inner side wall of the opening 331b, and the conductive busbar 31 is located above the lifting device 1.

The length direction of the conductive busbar 31 is the direction of the X-axis in fig. 8. The connector 2 can be placed on the lifting device 1 through the opening 331b below the busbar housing 33 or taken out from the lifting device 1, the lifting device 1 can be moved in the opening 331b along the length direction of the conductive busbar 31, and accurate positioning can be achieved by moving the position of the lifting device 1 relative to the conductive busbar 31. And when there are a plurality of conductive bus bars 31 to be connected, for example, three conductive bus bars 31 are arranged along the length direction thereof, the lifting device 1 can move along the length direction of the conductive bus bars 31, when moving between the first conductive bus bar 31 and the second conductive bus bar 31, the lifting device 1 can control one connecting piece 2 to lift up to achieve the connection between the first conductive bus bar 31 and the second conductive bus bar 31, after the connection is completed, the lifting device 1 continues to move along the length direction of the conductive bus bars 31, when moving between the second conductive bus bar 31 and the third conductive bus bar 31, the lifting device 1 can control the other connecting piece 2 to lift up to achieve the connection between the second conductive bus bar 31 and the third conductive bus bar 31. The lifting device 1 is ensured to be just positioned between the two conductive busbar 31, at the moment, the lifting device 1 can move upwards in a lifting mode so as to realize the connection of the connecting piece 2 to the two conductive busbar 31, the conduction between the two conductive busbar 31 can be realized through the connecting piece 2, and current can enter the other conductive busbar 31 from one conductive busbar 31.

As shown in fig. 9, the lifting device 1 includes a first plate 11, an adjusting assembly 12 and a second plate 13, the first plate 11 is slidably connected with an inner sidewall of the opening 331b, the adjusting assembly 12 is connected with the first plate 11 and the second plate 13, and the adjusting assembly 12 is adapted to adjust a distance between the first plate 11 and the second plate 13.

The adjustment assembly 12 can adjust the distance of the second plate 13 relative to the first plate 11, so that the connector 2 on the second plate 13 can be moved closer to or farther away from the conductive busbar 31. The adjustment assembly 12 may be a crane, an electric push rod or the like by means of which the movement of the second plate member 13 relative to the first plate member 11 may be effected. The lifting frame or the electric push rod can be controlled by the controller, and after the connecting piece 2 is installed in place, a user can drive the adjusting assembly 12 through the controller so as to achieve approaching or separating of the second plate 13 relative to the first plate 11.

As shown in fig. 9 and 10, the first plate 11 includes a first plate body 111 and a fourth limiting plate 112 disposed on an upper surface of the first plate body 111, an upper surface of the second plate 13 is attached to a bottom of the connecting piece 2, the fourth limiting plate 112 is adapted to be attached to a side surface of the connecting piece 2, and the first plate body 111 is adapted to be attached to a bottom surface of the connecting piece 2.

The fourth limiting plate 112 and the first plate body may be vertically disposed, when the adjusting assembly 12 drives the second plate 13 to move upwards relative to the first plate 11, the second plate 13 may deflect during the lifting process due to the bottom of the connecting piece 2 being attached to the upper surface of the second plate 13, so that the connecting piece 2 may not be connected with the two conductive busbar 31 after lifting. Through the fourth limiting plate 112 which is perpendicular to the first plate body 111, when the connecting piece 2 ascends, the side surface of the connecting piece 2 can be attached to the fourth limiting plate 112 and slide relative to the fourth limiting plate 112, so that when the connecting piece is ascended, the angle of the connecting piece 2 is guaranteed, and normal plugging after the connecting piece 2 ascends is guaranteed.

As shown in fig. 10 and 11, the adjusting assembly 12 includes an adjusting screw 121, a first end of the adjusting screw 121 is connected to the second plate 13, and a second end of the adjusting screw 121 is screw-connected to the first plate 11.

The first end of the adjusting screw 121 may be connected to the second plate 13 by welding or by screwing, etc., when the distance between the second plate 13 and the first plate 11 needs to be adjusted, the first plate 11 may be provided with a threaded hole by rotating the second end of the adjusting screw 121, the circumferential surface of the adjusting screw 121 may be provided with threads, and the adjusting screw 121 may be rotated relative to the threaded hole by rotating the second end of the adjusting screw 121, thereby realizing the movement of the adjusting screw 121 in the axial direction thereof, and realizing the adjustment of the distance between the first plate 11 and the second plate 13.

As shown in fig. 10, the second plate 13 is disposed coaxially with the adjusting screw 121, and the center of the second plate 13 is equidistant from any point on the edge of the second plate 13.

The shape of the second plate 13 can be circular, the center of the second plate 13 and the adjusting screw 121 are coaxial, when the adjusting screw 121 rotates, the second plate 13 connected with the second plate is driven to rotate together, the second plate 13 with the circular shape can ensure that the adjusting screw 121 can smoothly rotate when the adjusting screw 121 rotates to adjust the height, the second plate 13 cannot be clamped in the rotating process, and the normal lifting of the connecting piece 2 is ensured.

As shown in fig. 11 and 12, the opposite ends of the connecting piece 2 are provided with first clamping structures 22, the first clamping structures 22 are located at the bottom of the connecting piece 2, the two first clamping structures 22 are formed with third sliding grooves 221, the second plate 13 is slidably connected with the third sliding grooves 221 along the length direction of the third sliding grooves 221, and the second plate 13 is located at the bottom of the connecting piece 2.

The first edge-locking structure 22 can limit the movement of the second plate 13 in the vertical direction, and the second plate 13 can only slide in the horizontal direction along the third sliding groove 221 formed by the first edge-locking structure 22. When the connecting piece 2 is required to be installed, the connecting piece 2 is installed above the second plate 13 through the third sliding groove 221, the second plate 13 is attached to the bottom of the connecting piece 2, at this time, the second plate 13 can be jacked up relative to the first plate 11 through the adjusting component 12, and the connecting piece 2 moves upwards along with the jacking of the second plate 13 until the connecting piece 2 is inserted. After the connecting piece 2 connects the two conductive busbar 31, the user can slide the first plate 11 along the horizontal direction at this time, so as to drive the adjusting component 12 and the second plate 13 to horizontally withdraw from the third chute 221, and at this time, the second plate 13 can be controlled to descend through the adjusting component 12, so that the next plugging is convenient. When the connecting piece 2 needs to be disassembled, the first plate 11 is moved to one side of the connecting piece 2, the adjusting component 12 controls the second plate 13 to ascend, when the second plate is ascended to be flush with the third sliding groove 221, the first plate 11 slides to one side close to the connecting piece 2, the second plate 13 enters the third sliding groove 221, the adjusting component 12 controls the second plate 13 to descend, the lower surface of the second plate 13 is attached to the first clamping edge structure 22, the connecting piece 2 is pulled out from between the two conductive busbar 31 when the second plate 13 descends, so that the connecting piece 2 is disassembled, and a user can directly slide and pull out the connecting piece 2 from one side of the second plate 13 and then take out the connecting piece 2 from the lower side of the busbar housing 33 through the opening 331 b.

As shown in fig. 11 and 13, the connecting piece 2 further includes a stop portion 23, the stop portion 23 is mounted at one end of the third sliding slot 221, the second plate 13 is in stop fit with the stop portion 23, and the distances from the center of the second plate 13 to the two ends of the third sliding slot 221 are equal.

The stop part 23 can be in sliding connection with the third chute 221, the stop part 23 can also be directly arranged in the third chute 221, one end of the second plate 13 can enter the third chute 221, one end of the second plate 13 enters the stop part 23 in stop fit with the stop part, and the stop part 23 prevents the second plate 13 from moving continuously, so that the second plate 13 is positioned. The distance from the center of the second plate 13 to the two ends of the third sliding groove 221 is equal, the second plate 13 is located at the center of the connecting piece 2, stress is convenient to carry out, the second plate 13 can support the connecting piece 2, accurate positioning of the connecting piece 2 can be achieved after the second plate 13 enters the third sliding groove 221 to be matched with the stop part 23 in a stop mode, and accurate connection of the connecting piece 2 to the two conductive busbar 31 is guaranteed.

When carrying out the connection between two electrically conductive female bars 31, firstly remove first plate 11, adjusting part 12 and second plate 13 to two electrically conductive female bars 31 need the junction under, ensure the accuracy of installation, install connecting piece 2 to second plate 13 through third spout 221 this moment to carry out spacingly through backstop portion 23, ensure that connecting piece 2 is also under two electrically conductive female bars 31 need junction, rethread adjusting part 12 is with second plate 13 for first plate 11 jack-up this moment, realize grafting between connecting piece 2 and the two electrically conductive female bars 31, can realize the quick location of connecting piece 2 through setting up backstop portion 23, make things convenient for the quick connection between two electrically conductive female bars 31.

As shown in fig. 9, the connector 2 further includes shielding plates 24, and the first conductive pieces 211 are installed in the connector 2, and the shielding plates 24 are installed at opposite ends of the connector 2, respectively. The height of the first conductive sheet 211 to the bottom of the connector 2 may be higher than the height of the shield plate 24 to the bottom of the connector 2, thereby facilitating the electrical connection between the first conductive sheet 211 and the two conductive busbar 31. The blocking plate 24 can block both ends of the connection member 2, preventing the first conductive sheet 211 installed in the connection member 2 from sliding out of both ends of the connection member 2.

As shown in fig. 11, the upper surface of the first edge clamping structure 22 is parallel to the bottom surface of the connecting piece 2, and the distance from the upper surface of the first edge clamping structure 22 to the bottom surface of the connecting piece 2 is greater than the thickness of the second plate 13. By the distance between the upper surface of the first clamping edge structure 22 and the bottom surface of the connecting piece 2 being greater than the thickness of the second plate 13, the second plate 13 can be conveniently placed in the first clamping edge structure 22, and the installation time is saved. When the connecting piece 2 is installed, a user can hold one end of the connecting piece 2, install the other end on the second plate 13 through the first clamping edge structure 22, the connecting piece 2 can slide relative to the second plate 13 through the first clamping edge structure 22, and after the installation is completed, the second plate 13 props against the bottom of the connecting piece 2, so that the connecting piece 2 can be supported.

As shown in fig. 14, 15, 16 and 18, the packaging mechanism further includes a first rail structure 333, the first rail structure 333 is connected with the inner wall of the busbar housing 33, the first rail structure 333 is disposed along the length direction of the busbar housing 33, the stopper 35 is provided with a first chute 351, and the first chute 351 is slidably connected with the first rail structure 333.

In one embodiment, the two ends of the stop member 35 pointed in the Y-axis direction are respectively provided with a first sliding groove 351, the first rail structures 33 are arranged along the X-axis direction, two first rail structures 33 are integrally connected with the busbar housing 33, the first rail structures 33 penetrate through the first sliding grooves 351, and the stop member 35 can slide in the busbar housing 33 along the X-axis direction. Thus, the first rail structure 333 is connected to the inner wall of the bus bar housing 33, so that the first rail structure 333 is mounted in the bus bar housing 33, the first rail structure 333 is disposed along the length direction of the bus bar housing 33, and the first chute 351 is slidably connected to the first rail structure 333, so that the stopper 35 can slide into the first rail structure 333 from one end of the bus bar housing 33 in the length direction, so that the stopper 35 is mounted.

As shown in fig. 15, 16 and 18, the first rail structure 333 includes a second protrusion structure 3331, and a convex surface of the second protrusion structure 3331 is disposed toward an inner wall of the first sliding groove 351, and the convex surface of the second protrusion structure 3331 is in line contact with the inner wall of the first sliding groove 351.

In one embodiment, the first rail structure 333 includes a first rail structure body and a second protrusion structure 3331, the second protrusion structure 3331 is integrally connected with the first rail structure body, the second protrusion structure 3331 is disposed along the X-axis direction of the bus bar housing 33, the convex surface of the second protrusion structure is disposed toward the inner wall of the first chute 352, and the convex surface of the second protrusion structure is an arc surface. The advantage of this arrangement is that the contact area between the first guide rail structure 333 and the first sliding groove 351 is reduced by the contact between the convex surface of the second convex structure 3331 and the inner wall line of the first sliding groove 351, so that the friction between the first guide rail structure 333 and the first sliding groove 351 is reduced, and the sliding of the first sliding groove 351 in the first guide rail structure 333 is smoother.

As shown in fig. 19, the packaging mechanism further includes a sealing plate 36, wherein the sealing plate 36 is detachably connected to one end of the bus bar housing 33 in the length direction, and the sealing plate 36 is located on a side of the stopper 35 away from the conductive bus bar 31.

In one embodiment, one end of the bus bar housing 33 in the length direction refers to the end of the bus bar housing 33 in the X-axis direction, the stop member 35 is located between the sealing plate 36 and the conductive busbar 31, the sealing plate 36 is provided with a first connecting hole, the bus bar housing 33 is provided with a second connecting hole, and the screw fastener passes through the first connecting hole and the second connecting hole to connect the bus bar housing 33 and the sealing plate 36. In other embodiments, the closure plate 36 is snap-fit or slidingly coupled to the bus bar housing 33.

The advantage of setting like this lies in, can dismantle the connection through shrouding 36 and bus bar housing 33 length direction's one end, makes shrouding 36 can shutoff bus bar housing 33, avoids dust or insect etc. to get into in the bus bar housing 33, keeps away from the laminating of the one end of conductive busbar 31 through shrouding 36 and backstop 35, makes shrouding 36 can form the stopper to backstop 35, avoids backstop 35 to slide out from bus bar housing 33, and then has realized the backstop to conductive busbar 31 and busbar mount pad 32.

As shown in fig. 15 and 17, the stopper 35 further includes a positioning block 352, and the inner wall of the busbar housing 33 is provided with a second positioning groove 336, and the positioning block 352 is in positioning fit with the second positioning groove 336.

In one embodiment, the positioning block 352 is in a cuboid structure, the positioning block 352 is arranged along the X-axis direction, the stop piece 35 comprises two stop piece bodies, the two positioning blocks 352 are arranged at two ends of the stop piece bodies pointed by the Y-axis direction, the bus shell 33 is provided with a second positioning groove 336 on the inner wall pointed by the Y-axis direction, the second positioning groove 336 is arranged along the X-axis direction, the second positioning groove 336 is a through groove, one end of the second positioning groove 336 close to the stop piece 352 is provided with an opening, one end of the positioning block 352 is accommodated in the second positioning groove 336 through the opening of the second positioning groove 336, and the displacement of the positioning block 352 in the Z-axis direction by the inner wall of the second positioning groove 336 forms a stop, so that the second positioning groove 336 can limit the displacement of the positioning block 352 in the up-down direction, the positioning of the stop piece 352 is realized, and the sliding of the stop piece 35 is more stable.

As shown in fig. 18, the packaging mechanism further includes a supporting arm 334, where the supporting arm 334 is disposed on the inner wall of the busbar housing 33, the supporting arm 334 is located at the lower side of the stopper 35, and the bottom end of the stopper 35 is attached to the supporting arm 334.

In one embodiment, the support arm 334 is located at a side of the stopper 35 pointed in the Z-axis direction, the end of the stopper 35 pointed in the Z-axis direction is attached to the support arm 334, the support arm 334 is integrally connected to the inner wall of the busbar housing 33, the support arm 334 is located on both side walls in the width direction of the busbar housing 33, and the lower end face of the stopper 35 is attached to the support arm 334. In another embodiment, the support arm 334 is provided with a groove, and the stopper 35 further includes a limiting post, and the limiting post is disposed in the groove in a penetrating manner.

The advantage of this arrangement is that, through the support arm 334 being located the downside of backstop 35, the bottom and the laminating of support arm 334 of backstop 35 make the support arm 334 can be by the time the backstop 35 provides certain holding power, on the one hand, can avoid backstop 35 to drop the bottom of generating line shell 33, on the other hand, make have the clearance between first rail structure 333 and the first spout 351, avoid producing friction between first rail structure 333 and the first spout 351, make the slip of first spout 351 in first rail structure 333 more smooth and easy.

As shown in fig. 19, another embodiment of the present invention provides a bus duct including the packaging mechanism as above, and further includes a conductive busbar 31 and a busbar mount 32, wherein the conductive busbar 31 is mounted in the busbar mount 32, and the busbar mount 32 is connected with a busbar housing 33 of the packaging mechanism. The bus duct has the beneficial effects of the packaging mechanism and is not described in detail herein.

As shown in fig. 19, 21 and 22, the bus duct further includes a grounding structure 37, the grounding structure 37 is connected to the inner wall of the bus housing 33, and the grounding structure 37 is at least partially attached to the outer wall of the bus bar mounting base 32.

The grounding structure 37 includes a grounding copper sheet and a grounding wire hoop, the grounding copper sheet and the grounding wire hoop are integrally connected, the ground wire passes through the grounding wire hoop to be connected with the grounding copper sheet, the grounding copper sheet is connected with the inner wall of the busbar housing 33 by screws or is clamped, and one end of the grounding copper sheet, which is far away from the busbar housing 33, is attached to the outer wall of the busbar mounting seat 32.

The advantage of this arrangement is that through the connection of the grounding structure 37 with the inner wall of the busbar housing 33, the installation of the grounding structure 37 in the busbar housing 33 is realized, and through the attachment of the grounding structure 37 at least partially with the outer wall of the busbar mounting seat 32, the surface static electricity of the busbar mounting seat 32 can be led into the ground through the ground wire by the grounding structure 37, so that the situation that the workers touch the busbar mounting seat 32 is subjected to static electricity electric shock is avoided.

As shown in fig. 21 and 22, the grounding structure 37 includes a stopper 371, and a third stopper groove 335 is formed in the inner wall of the busbar housing 33, and the stopper 371 is in stopper fit with the third stopper groove 335.

In one embodiment, the limiting member 371 has a cylindrical structure, the limiting member 371 is disposed in the third limiting groove 335 in a penetrating manner, and the opening width of the third limiting groove 335 is smaller than the diameter of the limiting member 371. Therefore, the limit piece 371 is in limit fit with the third limit groove 335, so that on one hand, the grounding structure 37 is mounted in the bus shell 33; on the other hand, the limit of the grounding structure 37 is realized, and the contact stability of the grounding structure 37 and the busbar mounting seat 32 is increased.

As shown in fig. 20 and 21, the bus duct further includes a second rail structure 331a, the second rail structure 331a is mounted in the bus housing 33, the second rail structure 331a is disposed along the length direction of the bus housing 33, the bus bar mounting seat 32 is provided with a second chute 326, and the second chute 326 is slidably connected with the second rail structure 331 a.

In one embodiment, the second guide rail structure 331a includes a connecting arm and a guide rail, the connecting arm is integrally connected with the guide rail, the busbar housing 33 includes a top plate, the connecting arm is integrally connected with the top plate, a plurality of first second protruding structures are arranged on the upper end surface of the guide rail, the end surfaces of the plurality of first second protruding structures, which are close to the sliding groove 326, are arc-shaped convex surfaces, and the arc-shaped convex surfaces are in line contact with the inner wall of the second sliding groove 326. The second spout 326 sets up along the X axis direction, and the guide rail wears to locate in the second spout 326, has seted up the opening on the second spout 326, and the linking arm passes the opening and is connected with the guide rail, and open-ended cross-sectional area is less than the cross-sectional area of guide rail, is provided with a plurality of second protruding structures on the diapire of second spout 326, and the terminal surface that the second protruding structure is close to the guide rail is the arc convex surface, and arc convex surface and the lower terminal surface line contact of guide rail. The up end of second spout 326 still is provided with the protruding structure of third second, and the terminal surface that the protruding structure of third second is close to the guide rail is the arc convex surface, and the arc convex surface is in line contact with the up end of guide rail, and the protruding structure of third second is at least partly laminated with first protruding structure of second is in order to realize the spacing to the guide rail to avoid the guide rail to roll off from the opening part of second spout 326.

As shown in fig. 26, the protection mechanism further includes a supporting device 39, the supporting device 39 is connected to the busbar housing 33, and the baffle 34 is rotatably connected to the supporting device 39.

The baffle 34 can be installed on the bus bar shell 33 through the support device 39, the support device 39 and the bus bar shell 33 can be connected through bolts, the baffle 34 is rotationally connected to the support device 39, and when the baffle 34 needs to be detached, the support device 39 and the baffle 34 can be directly detached together through bolts, so that the assembly is convenient and quick.

As shown in fig. 23 to 25, a second clamping edge structure 332b is disposed on the inner side wall of the busbar housing 33, a fourth sliding groove 3321 is formed in the second clamping edge structure 332b, and the supporting device 39 is slidably connected with the fourth sliding groove 3321 along the length direction of the fourth sliding groove 3321.

The support device 39 can slide along the X-axis direction in fig. 23, and the second clamping edge structure 332b can be in a J-shaped structure, one end of the J-shaped structure is connected to the busbar housing 33, and the support device 39 is located between the other end of the J-shaped structure and the busbar housing 33. The supporting device 39 can be slidably connected with the bus shell 33 through the fourth sliding groove 3321 formed in the second clamping edge structure 332b, when the baffle 34 is required to be installed, the baffle 34 can be quickly installed by inserting the supporting device 39 into the fourth sliding groove 3321, and the supporting device 39 can be moved to any position according to the needs of a user, so that the baffle 34 can avoid the plug-in box or other bus connecting structures.

As shown in fig. 24 to 26, the supporting device 39 includes a first limiting plate 391 and a second limiting plate 392 that are connected to each other, one side of the first limiting plate 391 is attached to the inner side wall of the bus bar housing 33, the other side of the first limiting plate 391 is abutted to the second clamping structure 332b, the second limiting plate 392 is attached to the inner side wall of the fourth sliding slot 3321, and the baffle 34 is rotatably connected to the first limiting plate 391.

The first limiting plate 391 is located between the other end of the J-shaped structure and the bus bar housing 33, and the second limiting plate 392 can slide along the fourth slide groove 3321. The first limiting plate 391 and the second limiting plate 392 can be used for fixing, so that the supporting device 399 is prevented from falling off the second clamping structure 332 b. And when the baffle 34 rotates upwards and downwards, the first limiting plate 391 and the second limiting plate 392 can limit the supporting device 39, so that the supporting device 39 cannot move along with the baffle 34 when the baffle 34 rotates.

As shown in fig. 26 and 27, the protection mechanism further includes an elastic member 30, and both ends of the elastic member 30 are respectively connected to the barrier 34 and the supporting means 39.

The elastic member 30 may be a torsion spring or a spring, when the baffle 34 rotates relative to the supporting device 39, one end of the baffle 34 may rotate around the other end of the baffle, one end of the baffle 34 may gradually approach the supporting device 39, the spring is compressed at this time, the elastic member 30 is elastically deformed at this time, and elastic potential energy may be stored, and when the external force is removed, the spring may release the elastic potential energy stored by itself, so as to achieve the effect of automatic reset of the baffle 34.

As shown in fig. 27 and 28, the inner surface of the baffle 34 is provided with a first limit groove 341, the supporting device 39 is further provided with a second limit groove 394, and two ends of the elastic member 30 are respectively abutted with the first limit groove 341 and the second limit groove 394.

The first limit groove 341 and the second limit groove 394 can ensure that the two ends of the torsion spring cannot deviate in the rotation process of the baffle 34, stability of the baffle 34 in the rotation process is guaranteed, and when the baffle 34 rotates relative to the third limit plate 393, the first limit groove 341 and the second limit groove 394 can respectively exert force on the two ends of the torsion spring, so that the torsion spring is compressed, and the torsion spring stores elastic potential energy.

As shown in fig. 26, the baffle 34 further includes a rotating shaft 342 and a mounting portion 343, the rotating shaft 342 is rotatably connected with the supporting device 39, the elastic member 30 is mounted on the mounting portion 343, and the mounting portion 343 is coaxial with the rotating shaft 342.

The elastic piece 30 can be a torsion spring, the torsion spring can be sleeved on the installation portion 343, so that the installation of the torsion spring is realized, two ends of the torsion spring can be respectively abutted with the first limit groove 341 and the second limit groove 394, when the baffle 34 rotates through the rotating shaft 342, the installation portion 343 coaxial with the rotating shaft 342 can coaxially rotate along with the rotating shaft 342, the installation portion 343 can rotate relative to the torsion spring, the effect of limiting the torsion spring is realized, the torsion spring is prevented from shaking, and the compression stability of the torsion spring is guaranteed.

The support means 39 comprise a third limiting plate 393, the third limiting plate 393 being adapted to limit the rotation of the shutter 34.

The third limiting plate 393 may be located below the baffle 34, one end of the baffle 34 being rotatable relative to the third limiting plate 393, and the other end of the baffle 34 being movable in a direction away from the third limiting plate 393. The third limiting plate 393 can realize limiting when the baffle 34 rotates, and when the baffle 34 closes the opening 331b, the baffle 34 can be attached to the surface of the third limiting plate 393, so that the baffle 34 is supported, and the baffle is prevented from falling down to the lower side of the opening 331 b.

The baffle 34 is made of an insulating material. The surface of the baffle 34 may be coated with an insulating coating, and the baffle 34 itself is not conductive, so that the risk of electric shock when a user touches the baffle 34 is effectively avoided, and the baffle 34 may be made of an insulating material such as plastic.

As shown in fig. 23 to 25, at least two baffles 34 are provided, and the two baffles 34 are respectively rotatably connected to opposite side walls of the busbar housing 33.

The two baffles 34 rotate along the side walls of the bus bar housing 33 respectively, so that the opening 331b of the bus bar housing 33 is gradually opened from the middle to the opposite side walls of the bus bar housing 33, the space in the bus bar housing 33 can be effectively utilized by arranging the two baffles 34, and when the two baffles 34 are opened relative to the bus bar housing 33, the two baffles 34 can be respectively attached to the inner side walls of the bus bar housing 33. The baffle 34 may be provided with a plurality of third protruding structures 344, when the baffle 34 rotates and opens relative to the bus bar housing 33, the third protruding structures 344 may abut against the inner side wall of the bus bar housing 33, so as to support the baffle 34, and prevent the baffle 34 from over-rotating to generate bending or breaking.

Although the present disclosure is described above, the scope of protection of the present disclosure is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the disclosure, and these changes and modifications will fall within the scope of the invention.

Claims

1. A bus duct, comprising:

the bus duct body comprises a conductive bus bar (31), a bus bar mounting seat (32) and a bus bar shell (33), wherein the conductive bus bar (31) is arranged inside the bus bar shell (33) through the bus bar mounting seat (32);

the disassembly and assembly mechanism comprises a lifting device (1) and a connecting piece (2), one end of the lifting device (1) is connected with the bus shell (33), the other end of the lifting device (1) is detachably connected with the connecting piece (2), and the lifting device (1) is suitable for driving the connecting piece (2) to ascend or descend so as to realize connection and disconnection of two groups of conductive bus bars (31);

the packaging mechanism comprises a stop piece (35), wherein the stop piece (35) is suitable for being arranged at one end of the conductive busbar (31) and the busbar mounting seat (32) in the length direction;

a protection mechanism comprising a shutter (34) adapted to be movably connected with the busbar housing (33); an opening (331 b) is formed below the busbar housing (33), the opening (331 b) is formed along the length direction of the conductive busbar (31), and the baffle (34) is suitable for opening or closing the opening (331 b);

The lifting device (1) comprises a first plate (11), an adjusting assembly (12) and a second plate (13), wherein the first plate (11) is in sliding connection with the inner side wall of the opening (331 b), the adjusting assembly (12) is respectively connected with the first plate (11) and the second plate (13), and the adjusting assembly (12) is suitable for adjusting the distance between the first plate (11) and the second plate (13); the second plate (13) is detachably connected with the connecting piece (2).

2. The bus duct according to claim 1, wherein the bus bar mounting base (32) is provided with a containing groove (321), the conductive bus bar (31) comprises a first end (311) and a second end (312) which are connected, the first end (311) is arranged in the containing groove (321) in a penetrating way, a distance is arranged between the inner wall of the containing groove (321) and the outer wall of the first end (311), and the second end (312) is suitable for being connected with the power supply transfer box through the bottom wall of the containing groove (321).

3. The busway of claim 2, wherein the busway body further comprises a second rail structure (331 a) adapted to be disposed on an inner wall of the busway housing (33), and the second rail structure (331 a) is disposed along a length of the busway housing (33); the busbar mounting seat (32) is provided with a second chute (326), and the second chute (326) is in sliding connection with the second guide rail structure (331 a).

4. A busway according to any one of claims 1-3, characterized in that the connection piece (2) comprises a first plug-in part (21) and a stop part (23), wherein the opposite ends of the first plug-in part (21) are provided with first clamping edge structures (22), and wherein the first clamping edge structures (22) are located at the bottom of the first plug-in part (21); the two first clamping edge structures (22) form a third sliding groove (221), and the second plate (13) is in sliding connection with the third sliding groove (221) along the length direction of the third sliding groove (221); the stop part (23) is arranged at one end of the third chute (221), and the second plate (13) is in stop fit with the stop part (23); and when the stop part (23) stops the second plate (13), the distances from the center of the second plate (13) to the two ends of the third chute (221) are equal.

5. A bus duct according to any of claims 1-3, characterized in that the packaging mechanism further comprises a first rail structure (333) adapted to be arranged on an inner wall of the bus bar housing (33), and that the first rail structure (333) is arranged along the length direction of the bus bar housing (33); the stop piece (35) is provided with a first sliding groove (351), and the first sliding groove (351) is in sliding connection with the first guide rail structure (333).

6. The bus duct of claim 5, wherein the packaging mechanism further comprises a grounding structure (37), the grounding structure (37) being connected to an inner wall of the bus housing (33), the grounding structure (37) being at least partially attached to the bus bar mount (32).

7. The bus duct of claim 5, wherein the encapsulation mechanism further comprises a sealing plate (36), the sealing plate (36) being detachably connected to one end of the bus bar housing (33) in the length direction, the sealing plate (36) being located on a side of the stopper (35) remote from the conductive bus bar (31).

8. A bus duct as in any of the claims 1-3, characterized in that the shielding mechanism further comprises a support means (39), the baffle (34) being in rotational connection with the support means (39); the bus is characterized in that a second clamping edge structure (332 b) is arranged on the inner wall of the bus shell (33), a fourth chute (3321) is formed in the second clamping edge structure (332 b), and the supporting device (39) is in sliding connection with the fourth chute (3321) along the length direction of the fourth chute (3321).

9. The bus duct as set forth in claim 8, characterized in that at least two of the baffles (34) are provided, the two baffles (34) being respectively rotatably connected to opposite side walls of the bus housing (33).