CN211209232U

CN211209232U - Air insulation bus duct

Info

Publication number: CN211209232U
Application number: CN201922415390.XU
Authority: CN
Inventors: 洪颖琪
Original assignee: Zhenjiang Hongtai Electrical Equipment Co ltd
Current assignee: Zhenjiang Hongtai Electrical Equipment Co ltd
Priority date: 2019-12-29
Filing date: 2019-12-29
Publication date: 2020-08-07
Anticipated expiration: 2029-12-29

Abstract

The utility model discloses an air insulation bus duct relates to the electrical equipment field, including insulating support, insulating support's top and bottom all are provided with the apron, the both ends of apron inboard all are provided with protruding piece, vacuole formation between insulating support and the apron, insulating support's inboard is provided with electrically conductive row, electrically conductive row inside evenly is provided with the multiunit rectangular hole. The utility model discloses a set up protruding piece in the apron inboard, make the tight insulating support in protruding piece top, form a cavity between insulating support and apron the utility model discloses an in-process can the circulation air, not only can prevent damp and can also cool down to the part that generates heat, because the source of generating heat mainly is the wet oxidation reaction of electrically conductive row of moisture, leads to electrically conductive row contact point to generate heat, influences work, so at the inside rectangular hole that evenly is provided with of electrically conductive row, reduces area of contact, reduces the oxidation reaction that can take place, facilitates the use.

Description

Air insulation bus duct

Technical Field

The utility model relates to an electrical equipment field specifically is an air insulation bus duct.

Background

The bus duct, a closed metal device composed of copper and aluminum bus bars, is used to distribute large power to the elements of the decentralized system, and has been increasingly used as a substitute for wire and cable in the project of indoor low-voltage power transmission main line engineering.

The existing air insulation bus duct can generate heat due to the fact that joints of the existing air insulation bus duct can generate heat in a humid environment, the joints between buses are in soft connection transition through copper sheets, oxidation is easily generated between the joints when the buses are humid, the joints are poor in contact with the buses, contacts generate heat easily, air can not circulate, and use is affected.

Disclosure of Invention

The utility model aims to provide a: in order to solve the problem that the existing air insulation bus duct can generate heat due to the fact that the joint of the existing air insulation bus duct is in a moist environment, the joint between buses is in soft connection transition with a copper sheet, oxidation is easily generated between the joints when the buses are moist, the joint is poor in bus contact, a contact is easy to generate heat, air can not circulate, and use is affected, the air insulation bus duct is provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an air insulation bus duct, includes insulating support, insulating support's top and bottom all are provided with the apron, the both ends of apron inboard all are provided with protruding piece, vacuole formation between insulating support and the apron, insulating support's inboard is provided with electrically conductive row, electrically conductive row inside evenly is provided with the multiunit rectangular hole.

Preferably, both sides of the insulating support are connected with side plates, the top ends and the bottom ends of the side plates are connected with the cover plate, and gaps of the conductive bars are arranged between the conductive bars.

Preferably, both sides of the cover plate are provided with screws, and the cover plate and the insulating bracket are in threaded connection through the screws.

Preferably, the inner side of the insulating support is provided with four groups of grooves matched with the conducting bars.

Preferably, a stud is arranged inside the insulating support and penetrates through the insulating support, the side plate and the conducting bar, and a nut is connected to the tail end of the stud.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a set up protruding piece in the apron inboard, make the tight insulating support in protruding piece top, form a cavity between insulating support and apron the utility model discloses an in-process can the circulation air, not only can prevent damp and can also cool down to the part that generates heat, because the source that generates heat mainly is the wet oxidation reaction of electrically conductive row of damp, leads to generating heat, so evenly be provided with the rectangular hole at the electrically conductive inside row of arranging, reduce area of contact, reduce the oxidation reaction that can take place, facilitate the use.

Drawings

Fig. 1 is a schematic view of the internal structure of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a front view of the present invention;

in the figure: 1. an insulating support; 2. a raised block; 3. a cover plate; 4. a cavity; 5. a side plate; 6. a groove; 7. a conductive bar; 8. a conductive bar gap; 9. a screw; 10. a stud; 11. a nut; 12. a rectangular hole.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

It should be noted that, in the description of the present invention, the terms "front", "rear", "left", "right", "upper", "lower", "inner", "outer", etc. indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, and are only for convenience of description of the present invention but do not require the present invention to be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention. As used in the description of the present invention, the terms "front," "back," "left," "right," "up," "down" and "in" refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Referring to fig. 1-3, an air-insulated bus duct includes an insulating support 1, cover plates 3 are disposed at the top and bottom of the insulating support 1, protruding blocks 2 are disposed at both ends of the inner side of the cover plate 3, a cavity 4 is formed between the insulating support 1 and the cover plate 3, a conductive bar 7 is disposed at the inner side of the insulating support 1, and a plurality of rectangular holes 12 are uniformly disposed inside the conductive bar 7.

The utility model discloses a set up protruding piece 2 in 3 inboards of apron, make protruding piece 2 top tight insulating support 1, form a cavity 4 between insulating support 1 and apron 3 the utility model discloses an in-process, can the circulation air, not only can dampproofing can also cool down to the part that generates heat, because the source of generating heat is mainly the moist oxidation reaction of conductive bar 7, leads to generating heat, so at the inside rectangular hole 12 that evenly is provided with of conductive bar 7, reduce area of contact, reduce the oxidation reaction that can take place, facilitate the use

Please refer to fig. 1, both sides of the insulating frame 1 are connected with side plates 5, the top and bottom of the side plates 5 are connected with the cover plate 3, and there are conducting bar gaps 8 between the conducting bars 7, the utility model discloses a set up the side plates 5, can be fine protect the inner structure.

Please refer to fig. 1, both sides of the cover plate 3 are provided with screws 9, and the cover plate 3 and the insulating bracket 1 are connected by the screws 9, the two sides of the cover plate 3 are provided with the screws 9, and the cover plate 3 and the insulating bracket 1 are connected by the screws 9, so that the matching is firmer.

Please refer to fig. 1, the inner side of the insulating support 1 is provided with grooves 6 matching with the conductive bars 7, and the number of the grooves 6 is four groups, the utility model discloses an inner side of the insulating support 1 is provided with grooves 6 matching with the conductive bars 7, and the number of the grooves 6 is four groups, so that the conductive bars 7 can be well fixed in the insulating support 1.

Please refer to fig. 1, the inside of the insulating support 1 is provided with a stud 10, and the stud 10 runs through the insulating support 1, the side plate 5 and the conducting bar 7, and the end of the stud 10 is connected with a nut 11, the utility model discloses an inside of the insulating support 1 is provided with a stud 10, and the stud 10 runs through the insulating support 1, the side plate 5 and the conducting bar 7, and the end of the stud 10 is connected with the nut 11, so that the matching is more compact and firm.

The working principle is as follows: during the use, make the both ends of two sections air insulation bus ducts aim at electrically conductive gang of cables clearance 8, transition through the soft connecing of external copper sheet, make two sets of bus ducts connect, and the insulation of air insulation bus duct ends mainly to be the air, it has rectangular hole 12 to open on the surface of electrically conductive gang of air insulation bus duct 7, make the area of contact that electrically conductive gang 7 and copper sheet connect reduce, make oxidation reaction slow down, be difficult to generate heat, so that the influence is used, the inside both ends of apron 3 all are provided with protruding piece 2, protruding piece 2 plays the supporting role to insulating support 1, make and form a cavity 4 between apron 3 and the insulating support 1, the inside air that can flow in of cavity 4, make electrically conductive gang 7 can effectually slow down the influence of generating heat to whole device.

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of the invention or which are equivalent to the scope of the invention are embraced by the invention.

Claims

1. The utility model provides an air insulation bus duct, includes insulating support (1), its characterized in that: the top and the bottom of insulating support (1) all are provided with apron (3), the both ends of apron (3) inboard all are provided with protruding piece (2), form cavity (4) between insulating support (1) and apron (3), the inboard of insulating support (1) is provided with electrically conductive row (7), electrically conductive row (7) inside evenly is provided with multiunit rectangular hole (12).

2. An air insulated bus duct according to claim 1, characterized in that: the rectangular holes (12) of each group are parallel to each other.

3. An air insulated bus duct according to claim 1, characterized in that: both sides of insulating support (1) all are connected with curb plate (5), and the top and the bottom of curb plate (5) are connected with apron (3), all have between electrically conductive row (7) and lead electrically conductive row clearance (8).

4. An air insulated bus duct according to claim 1, characterized in that: the cover plate (3) is detachably connected with the insulating support (1).

5. An air insulated bus duct according to claim 4, wherein: both sides of the cover plate (3) are provided with screws (9), and the cover plate (3) and the insulating support (1) are connected through the screws (9) in a threaded mode.

6. An air insulated bus duct according to claim 1, characterized in that: the inner side of the insulating support (1) is provided with four groups of grooves (6) matched with the conducting bars (7).

7. An air insulated bus duct according to claim 2, wherein: the insulating support is characterized in that a stud (10) is arranged inside the insulating support (1), the stud (10) penetrates through the insulating support (1), the side plate (5) and the conducting bar (7), and the tail end of the stud (10) is connected with a nut (11).