CN210608447U

CN210608447U - Bus duct

Info

Publication number: CN210608447U
Application number: CN201921969109.0U
Authority: CN
Inventors: 丁泽宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-05-22
Anticipated expiration: 2029-11-15

Abstract

The utility model provides a bus duct, includes, roof, bottom plate, curb plate, and sets up the baffle in the circuit accommodation space of the cuboid that roof, curb plate and bottom plate formed. The partition board comprises at least one transverse division bar and at least one longitudinal division bar, the transverse division bar and the longitudinal division bar are staggered, the transverse division bar of the partition board is fixedly inserted with the side board, and the longitudinal division bar of the partition board is fixedly inserted with the top board and/or the bottom board. The utility model discloses a fixed mode of pegging graft simplifies the installation of bus duct. In the plug-in mode, the partition part can be extended out of the circuit accommodating space. The baffle itself adopts metal material surface covering insulation protection, and the inside baffle of circuit accommodation space can stretch out circuit accommodation space's tip with the heat of inside effective transmission to baffle, realizes effectively dispelling the heat through tip metal material. The utility model discloses can reduce the internal heat loss of bus duct, prolong its life to do not influence insulation protection and the safety requirement to the bus duct.

Description

Bus duct

Technical Field

The utility model relates to a distribution device field especially relates to a bus duct.

Background

A bus duct is an electrical distribution device for carrying electrical current. Busways are used primarily in high-rise buildings and large-scale factories for economical and rational wiring arrangements in these environments.

The bus duct is generally produced in a segmented mode in the generating process. In the installation process, different parts of the bus duct generally need to be assembled by using an installation tool. In the actual installation process, all sections of bus ducts need to be connected into a whole through bus duct connectors, and cables and distribution lines are arranged inside the bus ducts. High-rise buildings and large-scale plants generate a large amount of heat on the circuit due to their large power consumption. Once heat cannot be timely dissipated, fire hazards are easily caused, or the safety of circuit equipment is threatened.

To address this problem, the prior art is generally limited to adjusting the cross-sectional area of the conductors and changing the aspect ratio of the cross-section of the conductors. These improvements are difficult to cope with the increasing heat losses that are currently available. Heat losses can result in the useful life of the bus duct and the circuit devices to which it is connected.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects existing in the prior art, the utility model aims to provide a bus duct. This application is through each part of the fixed bus duct of the mode of pegging graft, easy to assemble to can solve the problem that the inside heat of bus duct gived off.

In order to achieve the above object, the utility model provides a bus duct, it includes: the top plate is arranged at the top of the bus duct and buckled on the side plate; the top plate, the side plates and the bottom plate connected below the side plates are fixed to form a rectangular circuit accommodating space; the side plate is fixed between the top plate and the bottom plate, and a fixed supporting plate extending outwards is arranged in the middle of the side plate; the bottom plate is buckled and fixed below the side plates; the partition board is arranged in a circuit accommodating space formed by the top board, the side board and the bottom board in a surrounding mode and comprises at least one transverse division bar and at least one longitudinal division bar, the transverse division bar and the longitudinal division bar are staggered, the transverse division bar of the partition board is fixedly inserted into the side board in an inserting mode, and the longitudinal division bar of the partition board is fixedly inserted into the top board and/or the bottom board in an inserting mode; and the sealing plates are fixedly connected to two ends of the circuit accommodating space.

Optionally, in the bus duct, the sealing plate is an insulator, the sealing plate is fixed between the top plate and the bottom plate through screw connection, the sealing plate is perpendicular to the side plates, and gaps for the longitudinal parting strips in the partition plate to penetrate out are further arranged in the direction perpendicular to the side plates.

Optionally, in the bus duct, the inner walls of the top plate, the bottom plate, and the side plates are provided with insulating layers, and the surfaces of the transverse parting strips and the longitudinal parting strips in the partition plate are also provided with insulating layers.

Optionally, in the bus duct, the partition is provided with a partition fixing member at a position where the side plate, the top plate and the bottom plate are fixedly inserted, a partition fixing groove is formed in the side plate, the top plate and the bottom plate at a position where the side plate, the top plate and the bottom plate are fixedly inserted corresponding to the partition, the partition fixing member is inserted into the partition fixing groove, and the partition fixing member and the partition fixing groove are connected with each other in an interference fit manner.

Optionally, in the bus duct, the partition fixing piece is a spherical or semi-spherical protrusion arranged on the surface of the partition; the baffle fixed slot is a spherical or semi-spherical groove with the same size as the baffle fixing piece.

Optionally, in the bus duct, positions of the inner wall surfaces of the side plate, the top plate, and the bottom plate, which are close to the partition fixing groove, are set to be recessed toward the partition fixing groove.

Optionally, in the bus duct, the partition fixing groove penetrates through the top plate or the bottom plate, and at least part of the upper end and the lower end of the longitudinal partition bar in the partition penetrates through the top plate or the bottom plate to form a heat dissipation end.

Optionally, in the bus duct, the lower surface of the top plate and/or the upper surface of the bottom plate are/is further provided with a limiting piece beside the side plate, the limiting piece bends towards the side plate, a limiting groove is further formed in the surface of the side plate, corresponding to the height of the end of the limiting piece, the end of the limiting piece is buckled into the limiting groove, and the limiting piece is fixedly connected with the side plate.

Optionally, in the bus duct, a position of the lower surface of the top plate and/or the upper surface of the bottom plate, which corresponds to the side plate, is further provided with a limiting protrusion, an abutting groove is correspondingly provided on the upper surface or the lower surface of the side plate, and the limiting protrusion is embedded into the abutting groove along the direction of the side plate.

Compared with the prior art, the utility model has the following technical effects:

1. the utility model provides a bus duct, include, roof, bottom plate, curb plate, and set up baffle among the circuit accommodation space of the cuboid that roof, curb plate and bottom plate formed. The partition board comprises at least one transverse division bar and at least one longitudinal division bar, the transverse division bar and the longitudinal division bar are staggered, the transverse division bar of the partition board is fixedly inserted with the side board, and the longitudinal division bar of the partition board is fixedly inserted with the top board and/or the bottom board. The utility model discloses a fixed mode of pegging graft simplifies the installation of bus duct. In the plug-in mode, the partition part can be extended out of the circuit accommodating space. The baffle itself adopts metal material surface covering insulation protection, and the inside baffle of circuit accommodation space can stretch out circuit accommodation space's tip with the heat of inside effective transmission to baffle, realizes effectively dispelling the heat through tip metal material. The utility model discloses can reduce the internal heat loss of bus duct, prolong its life to do not influence insulation protection and the safety requirement to the bus duct.

2. Further, because inside the baffle mounting that baffle and each roof, bottom plate or curb plate are connected need follow inside the circuit accommodation space grafting of inside and enter into each panel, for conveniently aiming at grafting mounted position, the position that the inner wall surface of curb plate, roof and bottom plate is close the baffle fixed slot sets up to the baffle fixed slot is sunken, leads through this sunken, can make things convenient for the operator to find corresponding mounted position. Both the partition fixing piece and the partition fixing groove can be covered with the same insulating layer, so that tight abutting between the components is achieved on one hand, and further insulating protection is provided on the other hand.

3. In order to further ensure that the top plates, the bottom plates or the side plates are tightly connected, the lower surfaces of the top plates and/or the upper surfaces of the bottom plates are also arranged beside the side plates and can be further provided with bent limiting pieces, and the bent end parts of the limiting pieces are buckled into limiting grooves on the surfaces of the side plates. The limiting sheet is pulled by the limiting groove, and the top plate or the bottom plate is firmly fixed at the upper end or the lower end of the side plate. The upper surface or the lower surface of the side plate corresponds to the abutting groove of the side part of the top plate or the side part of the bottom plate, the rotation of the side plate can be limited, the fixing of the connecting position between the components is ensured, and the strength of each connecting structure is further improved.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, together with the embodiments of the invention for the purpose of explanation and not limitation of the invention. In the drawings:

fig. 1 is a schematic cross-sectional view of a bus duct according to the present invention;

fig. 2 is a schematic end structure diagram of a bus duct according to the present invention;

fig. 3 is a partially enlarged view of a circled portion in fig. 2.

In the drawings, 1 denotes a side plate; 13 denotes a fixed support plate; 14 denotes a fixing hole; 2 represents a separator; 21 denotes a heat radiation end of the spacer; 22 denotes a spacer fixing member; 3 denotes a top plate; 31 denotes a stopper piece; 32, a stopper groove; 33 denotes a stopper projection; and 4, a closing plate.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

The meaning of "and/or" in the present invention means that they exist individually or both at the same time.

The meaning of "inside and outside" in the utility model refers to that the direction pointing to the internal cable and distribution line of the bus duct is inside, otherwise is outside, relative to the bus duct itself; and not to the specific limitations of the device mechanism of the present invention.

The term "connected" as used herein may mean either a direct connection between elements or an indirect connection between elements through other elements.

The utility model discloses in the meaning of "upper and lower" indicate the user just when the extending direction of cable, distribution lines in the bus duct, the direction by the directional roof of horizontal parting bead is promptly for last, otherwise promptly for down, and not right the utility model discloses a device mechanism's specific injecing.

The utility model provides a bus duct, it is shown with reference to figure 1, include:

the top plate 3 is arranged at the top of the bus duct and buckled on the side plate 1; the top plate 3, the side plates and the bottom plate connected below the side plates are fixed to form a rectangular circuit accommodating space;

the side plate 1 is fixed between the top plate 3 and the bottom plate, the middle part of the side plate is provided with a fixed support plate 13 extending outwards, the fixed support plate 13 extends outwards along the horizontal direction parallel to the top plate or the bottom plate, the fixed support plate 13 is provided with a fixing hole 14 capable of accommodating a screw to pass through, and the bus duct is integrally installed and fixed in a suspended ceiling of a building or a corresponding pipeline structure through the screw;

the bottom plate is buckled and fixed below the side plates;

the partition plate 2 is arranged in a circuit accommodating space formed by the top plate 3, the side plate 1 and the bottom plate in a surrounding mode, and comprises at least one transverse division bar and at least one longitudinal division bar, the transverse division bar and the longitudinal division bar are staggered, the transverse division bar of the partition plate is fixedly inserted into the side plate 1, and the longitudinal division bar of the partition plate is fixedly inserted into the top plate 3 and/or the bottom plate;

and the sealing plates 4 are fixedly connected to two ends of the circuit accommodating space.

In order to realize insulation protection for the circuit inside the bus duct, in the structure, the sealing plate 4 is an insulator, and the inner walls of the top plate, the bottom plate and the side plates are all covered with an insulation layer including the partition fixing grooves for inserting the partitions. Correspondingly, the surfaces of the transverse and longitudinal parting strips in the partition 2 can likewise be provided with an insulating layer. The shrouding is fixed by screwed connection between roof 3 and the bottom plate, shrouding 4 perpendicular to curb plate 1, shrouding 4 perpendicular to still arrange the confession in the direction of curb plate 1 the clearance that vertical parting bead in the baffle 2 was worn out can set up to the comb structure that fig. 2 shows and supplies the baffle to wear out. From this, the circuit accommodation space is whole insulating to but zonulae occludens between each part of constituteing the circuit accommodation space forms effectual isolation protection, and protection inner circuit line structure does not receive bus duct external environment to influence.

In order to avoid the invasion of external liquid to influence the circuit safety, the insulating layer at the connecting position between each part, such as a rubber gasket or an insulating material spraying layer, can be further thickened in the structure, and a certain water-proof effect is achieved.

The positions where the partition board 2 is inserted and fixed with the side boards 1, the top board 3 and the bottom board can be provided with partition board fixing pieces 22 to provide further fastening and sealing. The position that corresponds in curb plate 1, roof 3 and the bottom plate and peg graft fixedly with baffle 2 is provided with the baffle fixed slot, in the baffle mounting 22 pegged graft gets into in the baffle fixed slot, interference fit interconnect between baffle mounting 22 and the baffle fixed slot. Wherein the separator plate holders 22 may be provided in some implementations as spherical or semi-spherical protrusions on the surface of the separator plate 2; corresponding to this structure, the partition fixing groove is a spherical or semi-spherical groove having a size identical to that of the partition fixing member 22. The same size, including the fixed diameter of the diaphragm being slightly smaller than or equal to the diameter of the diaphragm holder 22. Therefore, the two components have certain interference abutting effect during plug connection, the gap between the components can be further limited, and the sealing effect is ensured.

When considering the installation, the baffle stretches out from the inboard of roof, bottom plate or curb plate, and its mounted position is difficult to observe, therefore, the utility model discloses still can be further the position that the inner wall surface of curb plate 1, roof 3 and bottom plate is close the baffle fixed slot sets up to the baffle fixed slot is sunken. The end of the partition board is guided by the recess in fig. 3 to align with the gap of the top plate side plate or the bottom plate from which the partition board extends, and the partition board fixing member 22 on the surface of the partition board is further guided to align with the partition board fixing groove to be inserted into the inside of the top plate side plate or the bottom plate, for example, to realize the connection and fixation between the components. The recessed portion may also be provided with an increased thickness of insulation on the inner wall surface thereof to provide further water-tight sealing and insulation protection against rubbing between the components to break the insulation at the connection site.

Therefore, the utility model discloses a baffle, the heat dissipation end 21 of its vertical parting bead or horizontal parting bead distal end can follow the at least partial stretching out in gap on bus duct surface, and its major structure sets up the heat at the inside absorption circuit part of bus duct, and the heat that conducts to the heat dissipation end 21 through inside metal material dispels the heat with the inside heat of bus duct through heat dissipation end 21. The heat dissipation end 21 and the partition plate inside the bus duct are integrally formed. The clapboard fixing groove penetrates through the top plate or the bottom plate, and the heat dissipation end 21 is formed by at least partially penetrating out of the top plate 3 or the bottom plate from the upper end part and the lower end part of the longitudinal division bar in the clapboard 2.

For guaranteeing to be connected reliable and stable between roof and bottom plate and the curb plate, the lower surface of roof 3 and/or the upper surface of bottom plate is still the next door of curb plate is provided with spacing piece 31, spacing piece 31 to the curb plate is buckled, 1 surface of curb plate corresponds to the height of spacing piece 31 tip still is provided with spacing groove 32, the tip lock of spacing piece 31 gets into spacing groove 32, by spacing piece 31 lock gets into thereby spacing groove with roof or bottom plate fixed connection to curb plate 1.

Under other implementation manners, in order to avoid the rotation of the relative top plate or the bottom plate of the side plate, the sealing performance of the whole bus duct structure influenced by the gap formed by the rotation of the side plate is avoided, the lower surface of the top plate 3 and/or the position of the upper surface of the bottom plate corresponding to the side plate 1 is provided with a limiting bulge 33, the upper surface or the lower surface of the side plate 1 is correspondingly provided with a butt groove, the limiting bulge 33 is arranged along the direction of the side plate, the butt groove limits the movement of the side plate, so that only 90 degrees of connection can be carried out between the side plate and the top plate or the bottom plate, the side plate can not be deviated and overturned, and the butt groove. Still can set up the flexible material of laminating curb plate tip such as the rubber pad in the butt joint inslot, further guarantee the waterproof sealing effect of structure.

The utility model has the advantages that: each part of the bus duct is fixed in an inserting mode, so that the bus duct is convenient to install, and the problem of heat dissipation in the bus duct can be solved.

Those of ordinary skill in the art will understand that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A bus duct, comprising:

the top plate (3) is arranged at the top of the bus duct and buckled on the side plate (1); the top plate (3), the side plates and the bottom plate connected below the side plates are fixed to form a rectangular circuit accommodating space;

the side plate (1) is fixed between the top plate (3) and the bottom plate, and a fixed supporting plate (13) extending outwards is arranged in the middle of the side plate;

the bottom plate is buckled and fixed below the side plates;

the partition plate (2) is arranged in a circuit accommodating space formed by the top plate (3), the side plate (1) and the bottom plate in a surrounding mode and comprises at least one transverse division bar and at least one longitudinal division bar, the transverse division bar and the longitudinal division bar are staggered, the transverse division bar of the partition plate is fixedly inserted into the side plate (1), and the longitudinal division bar of the partition plate is fixedly inserted into the top plate (3) and/or the bottom plate;

and the closing plates (4) are fixedly connected to two ends of the circuit accommodating space.

2. The bus duct according to claim 1, characterized in that the closing plate (4) is an insulator, the closing plate is fixed between the top plate (3) and the bottom plate by screw connection, the closing plate (4) is perpendicular to the side plate (1), and a gap for penetrating out a longitudinal parting bead in the partition plate (2) is further arranged in the direction of the closing plate (4) perpendicular to the side plate (1).

3. The bus duct according to claim 2, characterized in that the inner walls of the top plate (3), the bottom plate and the side plates (1) are provided with insulating layers, and the surfaces of the transverse parting strips and the longitudinal parting strips in the partition plate (2) are also provided with insulating layers.

4. The bus duct according to claim 1, wherein a position where the partition (2) is fixedly inserted into the side plate (1), the top plate (3) and the bottom plate is provided with a partition fixing member (22), a position corresponding to the position where the partition (2) is fixedly inserted into the side plate (1), the top plate (3) and the bottom plate is provided with a partition fixing groove, the partition fixing member (22) is inserted into the partition fixing groove, and the partition fixing member (22) and the partition fixing groove are connected with each other in an interference fit manner.

5. The bus duct according to claim 4, characterized in that the baffle fixing piece (22) is a spherical or semi-spherical bulge arranged on the surface of the baffle (2); the baffle fixing groove is a spherical or semi-spherical groove with the same size as the baffle fixing piece (22).

6. The bus duct according to claim 5, wherein the positions of the inner wall surfaces of the side plate (1), the top plate (3) and the bottom plate close to the partition fixing groove are provided to be recessed toward the partition fixing groove.

7. The bus duct according to claim 4, characterized in that the clapboard fixing groove penetrates through the top plate or the bottom plate, and the upper end and the lower end of the longitudinal division bar in the clapboard (2) at least partially penetrate out of the top plate (3) or the bottom plate to form a heat dissipation end (21).

8. The bus duct according to claim 1, characterized in that a limiting piece (31) is further arranged beside the side plate on the lower surface of the top plate (3) and/or the upper surface of the bottom plate, the limiting piece (31) is bent towards the side plate, a limiting groove (32) is further arranged on the surface of the side plate (1) at a height corresponding to the end of the limiting piece (31), the end of the limiting piece (31) is buckled into the limiting groove (32), and the limiting piece (31) is fixedly connected with the side plate (1).

9. The bus duct according to claim 8, characterized in that a position of the lower surface of the top plate (3) and/or the upper surface of the bottom plate corresponding to the side plate (1) is further provided with a limiting protrusion (33), an abutting groove is correspondingly provided on the upper surface or the lower surface of the side plate (1), and the limiting protrusion (33) is embedded into the abutting groove along the direction of the side plate.