CN217182904U

CN217182904U - Welding-free bus duct vertical elbow

Info

Publication number: CN217182904U
Application number: CN202220382034.1U
Authority: CN
Inventors: 李东; 刘长雄; 杜念
Original assignee: Sichuan Xinxigao Electric Co Ltd
Current assignee: Sichuan Xinxigao Electric Co Ltd
Priority date: 2022-02-24
Filing date: 2022-02-24
Publication date: 2022-08-12
Anticipated expiration: 2032-02-24

Abstract

The utility model discloses an exempt from to weld bus duct perpendicular elbow relates to bus duct technical field. Including two sets of bus ducts, the bus duct is including leading electrical drainage, leads electrical drainage outside and is provided with insulating casing, and insulating casing is provided with protecting sheathing, and protecting sheathing fixes a plurality of electrical drainage, runs through around leading electrical drainage and has seted up the fixed orifices, and the cross arrangement has fixed knot to be constructed between two sets of electrical drainage, runs through in the fixed orifices and is provided with insulation system, and insulation system includes first insulation system and second insulation system, runs through between the insulation system and is provided with bolt structure. The utility model discloses a fixed knot constructs, insulation system and bolt structure's setting, and bolt structure is fixed in two bus ducts between the fixed knot structure, separates through insulation system between bolt structure and the bus duct, has realized the fixed of the perpendicular elbow department of bus duct, and this kind of fixed mode easy operation, contact resistance are little, be difficult for generating heat, maintain simple, satisfy the user to the basic requirement of electric power system power supply continuity.

Description

Welding-free bus duct vertical elbow

Technical Field

The utility model relates to a bus duct technical field specifically is exempt from to weld bus duct perpendicular elbow.

Background

The bus duct is a closed metal device formed from copper and aluminium bus posts, and is used for distributing large power for every element of dispersion system. Wire and cable have been increasingly replaced in indoor low voltage power transmission mains engineering projects.

At present, the vertical elbow of most bus ducts all adopts the bus welding formula structure, and the welding quality contact resistance that this kind of structure intensity of labour is big and can't guarantee the welding seam is big, easily generate heat, hidden danger is huge, maintain the difficulty, be difficult to guarantee the user to the basic requirement of electric power system power supply continuity, for this reason the utility model provides a neotype solution.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a exempt from to weld bus duct perpendicular elbow to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: exempt from to weld bus duct perpendicular elbow, including two sets of bus ducts, the bus duct is including leading electrical drainage, it is provided with insulating casing to lead electrical drainage outside, insulating casing is provided with protecting sheathing, protecting sheathing fixes a plurality of electrical drainage, run through around leading electrical drainage and seted up the fixed orifices, cross arrangement has fixed knot between two sets of electrical drainage has fixed knot to construct, run through in the fixed orifices and be provided with insulation system, insulation system includes first insulation system and second insulation system, it is provided with bolt construction to run through between the insulation system, bolt construction couples together first insulation system and second insulation system fixed connection.

Furthermore, the fixed knot constructs including the connecting block, the inboard fixedly connected with insulation board of connecting block, runs through around the insulation board and is provided with the perforation.

Furthermore, the insulation board is provided with the polylith, and the equidistance distributes in the connecting block is inboard, and its interval equals the thickness of two-layer conductive row, it is the same and corresponding with the fixed orifices quantity to perforate.

Furthermore, the first insulating structure comprises a first insulating gasket, a first insulating column is fixedly connected to the inner side of the first insulating gasket, and a first insulating through hole is formed between the first insulating gasket and the first insulating column in a penetrating mode.

Furthermore, the second insulating structure comprises a second insulating gasket, a second insulating column is fixedly connected to the inner side of the second insulating gasket, and a second insulating through hole penetrates through the second insulating gasket and the second insulating column.

Furthermore, the first insulating column penetrates through the fixing hole, the second insulating column penetrates through the first insulating through hole, and the bolt structure penetrates through the second insulating through hole.

Furthermore, the bolt structure comprises a fixing stud, a fixing nut is fixedly connected to the front face of the fixing stud, a thread groove is formed in the outer wall of the fixing stud, a fixing nut is rotatably connected to the thread groove through threads, and a fixing gasket is arranged between the fixing nut and the fixing nut.

Compared with the prior art, the beneficial effects of the utility model are that:

this exempt from to weld bus duct perpendicular elbow, through fixed knot structure, insulation system and bolt structure's setting, bolt structure is fixed in two bus ducts between the fixed knot structure, separates through insulation system between bolt structure and the bus duct, has realized the fixed of bus duct perpendicular elbow department, this kind of fixed mode easy operation, contact resistance are little, be difficult for generating heat, maintain simple, can satisfy the user to the basic requirement of electric power system power supply continuity.

Drawings

FIG. 1 is a schematic view of the front top axial view structure of the present invention;

FIG. 2 is a schematic view of the back bottom axial measurement structure of the present invention;

fig. 3 is a schematic structural view of a single bus duct of the present invention;

fig. 4 is a schematic view of the fixing structure of the present invention;

fig. 5 is a schematic view of the insulation structure of the present invention;

fig. 6 is a schematic view of the bolt of the present invention.

In the figure: 1. a conductive bar; 2. an insulating housing; 3. a protective housing; 4. a fixing hole; 5. a fixed structure; 501. connecting blocks; 502. an insulating plate; 503. perforating; 6. a first insulating structure; 601. a first insulating pad; 602. a first insulating pillar; 603. a first insulating via; 7. a second insulating structure; 701. a second insulating spacer; 702. a second insulating column; 703. a second insulating via; 8. a bolt structure; 801. fixing the stud; 802. fixing a nut; 803. a thread groove; 804. fixing a nut; 805. and fixing the gasket.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that, in the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Further, it will be appreciated that the dimensions of the various elements shown in the figures are not drawn to scale, for ease of description, and that the thickness or width of some layers may be exaggerated relative to other layers, for example.

It should be noted that like reference numerals and letters refer to like items in the following figures, and thus, once an item is defined or illustrated in one of the figures, it will not need to be further discussed or illustrated in detail in the description of the figures that follows.

As shown in fig. 1-6, the utility model provides a technical solution: a welding-free bus duct vertical elbow comprises two groups of bus ducts, each bus duct comprises a conductive bar 1, an insulating shell 2 is arranged outside each conductive bar 1, each insulating shell 2 is provided with a protective shell 3, each protective shell 3 fixes the plurality of conductive bars 1, fixing holes 4 are formed in the front and back of each conductive bar 1 in a penetrating manner, fixing structures 5 are arranged between the two groups of conductive bars 1 in a crossing manner, insulating structures are arranged in the fixing holes 4 in a penetrating manner and comprise first insulating structures 6 and second insulating structures 7, bolt structures 8 are arranged between the insulating structures in a penetrating manner and fixedly connect the first insulating structures 6 and the second insulating structures 7 through the bolt structures 8, it needs to be explained that the plurality of conductive bars 1 are arranged in each bus duct, the conductive bars are parallel to each other and distributed at equal intervals, the distance between the conductive bars 1 is larger than the thickness of the single-layer conductive bar 1, and the insulating shells 2 play an insulating role, prevent to lead circular telegram between electrical drainage 1 and the protecting sheathing 3, protecting sheathing 3 is used for fixing leading electrical drainage 1, and protecting sheathing 3 can be fixed in the wall body, the junction of two mutually perpendicular bus ducts, two sets of 1 mutual contacts that lead electrical drainage, and its fixed orifices 4 corresponds each other, and leading electrical drainage 1 is electrically conductive through direct contact, and area of contact is great.

As a specific embodiment, the fixing structure 5 includes a connecting block 501, an insulating plate 502 is fixedly connected to the inner side of the connecting block 501, through holes 503 are formed in the front and back of the insulating plate 502, the insulating plate 502 is provided with a plurality of holes, and the holes are equidistantly distributed on the inner side of the connecting block 501, the distance between the holes is equal to the thickness of two layers of conducting bars 1, the number of the holes 503 is the same as that of the fixing holes 4, and the holes are correspondingly matched with that of the fixing holes, it should be noted that the insulating plate 502 is fixed on the inner side of the connecting block 501 to facilitate the assembly and disassembly, the alignment of the hole sites is also very convenient, multiple times of alignment operation are not needed, many assembly and disassembly times are saved, the insulating plate 502 is used for making the contact surface of the conducting bars 1 to contact more tightly between the non-contact surfaces between two groups of conducting bars 1, and the conducting capability is better.

As a specific example, the first insulating structure 6 includes a first insulating pad 601, a first insulating column 602 is fixedly connected to an inner side of the first insulating pad 601, a first insulating through hole 603 is formed between the first insulating pad 601 and the first insulating column 602, the second insulating structure 7 includes a second insulating pad 701, a second insulating column 702 is fixedly connected to an inner side of the second insulating pad 701, a second insulating through hole 703 is formed between the second insulating pad 701 and the second insulating column 702, the first insulating column 602 is inserted through the fixing hole 4, the second insulating column 702 is inserted through the first insulating through hole 603, and the bolt structure 8 is inserted through the second insulating through hole 703, it should be noted that the first insulating structure 6 and the second insulating structure 7 are combined to form an insulating structure, which functions to separate the bolt structure 8 from the conductive bar 1, and prevent the plurality of conductive bars 1 from being communicated with each other due to the bolt structure 8, the first insulating structure 6 and the second insulating structure 7 are mutually inserted, so that the possibility that the bolt structure 8 is contacted with the conducting bar 1 is completely eliminated.

As a specific embodiment, the bolt structure 8 includes a fixing stud 801, a fixing nut 802 is fixedly connected to the front surface of the fixing stud 801, a thread groove 803 is formed in the outer wall of the fixing stud 801, the thread groove 803 is rotatably connected with a fixing nut 804 through threads, and a fixing gasket 805 is arranged between the fixing nut 802 and the fixing nut 804, where it is noted that the fixing stud 801 penetrates through the second insulating through hole 703, and the fixing gaskets 805 on both sides are arranged, so that the pressure of the fixing nut 802 and the fixing nut 804 on the first insulating gasket 601 and the second insulating gasket 701 is dispersed, the first insulating gasket 601 and the second insulating gasket 701 are prevented from being damaged, and a better fixing effect is achieved.

In this embodiment, when the vertical bends of the busway are required to be installed, first, the conductive bars 1 of the two sets of busways are vertically placed, and the fixing holes 4 are aligned with each other, then the insulating plate 502 is inserted between the two sets of conductive bars 1 by holding the connecting block 501, the through hole 503 is aligned with the fixing hole 4, then the first insulating spacer 601 is held by holding, the first insulating column 602 is passed through the through hole 503 and the fixing hole 4 from one side, at this time, the two sets of busways are preliminarily fixed, then the second insulating spacer 701 is held by holding, the second insulating column 702 is passed through the first insulating through hole 603 from the other side, finally the fixing nut 802 is held by holding, the fixing stud 801 is passed through the second insulating through hole 703, the fixing nut 804 is screwed into the threaded groove 803, and particularly, the fixing spacers 805 are placed between the fixing nut 802 and the first insulating spacer 601 and between the fixing nut 804 and the second insulating spacer 701, and screwing the fixing nut 804, so far, and finishing the installation of the bus duct vertical elbow.

It should be noted that, through the setting of the fixing structure 5, the insulating structure and the bolt structure 8, the bolt structure 8 fixes the two bus ducts between the fixing structure 5, and the bolt structure 8 is separated from the bus ducts by the insulating structure, so that the fixing of the vertical elbows of the bus ducts is realized.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Exempt from to weld bus duct perpendicular elbow, including two sets of bus ducts, the bus duct is provided with insulating casing (2) including leading electrical drainage (1), leading electrical drainage (1) outside, insulating casing (2) are provided with protecting sheathing (3), and protecting sheathing (3) are fixed its characterized in that with a plurality of leading electrical drainage (1): the front and back of the conductive bar (1) are penetrated and provided with fixing holes (4), fixing structures (5) are arranged between the two sets of conductive bars (1) in a crossed mode, insulating structures penetrate and are arranged in the fixing holes (4), each insulating structure comprises a first insulating structure (6) and a second insulating structure (7), bolt structures (8) penetrate and are arranged between the insulating structures, and the first insulating structures (6) and the second insulating structures (7) are fixedly connected through the bolt structures (8).

2. The welding-free bus duct vertical elbow of claim 1, characterized in that: fixed knot constructs (5) including connecting block (501), and connecting block (501) inboard fixedly connected with insulating board (502), and insulating board (502) run through around being provided with perforation (503).

3. The welding-free bus duct vertical elbow of claim 2, characterized in that: insulation board (502) are provided with the polylith, and the equidistance distributes in connecting block (501) inboard, and its interval equals the thickness of two-layer conductive row (1), it is the same and corresponding with fixed orifices (4) quantity to perforate (503).

4. The welding-free bus duct vertical elbow of claim 1, characterized in that: the first insulation structure (6) comprises a first insulation gasket (601), a first insulation column (602) is fixedly connected to the inner side of the first insulation gasket (601), and a first insulation through hole (603) is formed between the first insulation gasket (601) and the first insulation column (602) in a penetrating mode.

5. The welding-free bus duct vertical elbow of claim 4, characterized in that: the second insulation structure (7) comprises a second insulation gasket (701), a second insulation column (702) is fixedly connected to the inner side of the second insulation gasket (701), and a second insulation through hole (703) penetrates through the second insulation gasket (701) and the second insulation column (702).

6. A welding-free bus duct vertical elbow as set forth in claim 5, characterized in that: the first insulating column (602) penetrates through the fixing hole (4), the second insulating column (702) penetrates through the first insulating through hole (603), and the bolt structure (8) penetrates through the second insulating through hole (703).

7. The welding-free bus duct vertical elbow of claim 1, characterized in that: the bolt structure (8) comprises a fixing stud (801), a fixing nut (802) is fixedly connected to the front face of the fixing stud (801), a thread groove (803) is formed in the outer wall of the fixing stud (801), the thread groove (803) is rotatably connected with a fixing nut (804) through threads, and a fixing gasket (805) is arranged between the fixing nut (802) and the fixing nut (804).