CN206211458U - A kind of concentration bus duct - Google Patents

Abstract

The utility model discloses a kind of concentration bus duct, include bus-bars conductor and cell body, the cell body is made up of upper cover plate, lower cover and left plate between the two, right plate, the upper cover plate, cavity for placing bus-bars conductor is formed between lower cover and left plate, right plate, the left plate is made with right plate of almag, and the upper and lower side of right plate is provided with shirt rim to the left plate and lateral surface is provided with some radiating fins；The bus-bars conductor includes at least four electric conductors of tight arrangement, and the left and right side of the electric conductor is provided with polyester insulated layer, and the upper and lower side of the electric conductor is provided with corrosion resistant positioning adhesive tape.

Description

A dense busway

technical field

The utility model relates to a bus duct, in particular to a dense bus duct.

Background technique

Modern high-rise buildings and large workshops require a huge amount of electric energy, and in the face of the huge loads requiring hundreds of thousands of amperes of strong current, it is necessary to choose safe and reliable conduction equipment, and the busbar system is a good choice. The busway system is a power distribution device for efficient current transmission, especially to meet the needs of economical and reasonable wiring of increasingly taller buildings and large-scale factories.

Intensive busway has been widely used in power supply and distribution systems due to its compact structure, small size, and space saving. However, due to the compact structure and heat dissipation problems, the existing dense busway needs to be further improved. .

Utility model content

In order to overcome the deficiencies of the prior art, the utility model provides an intensive bus duct with good heat dissipation effect, energy saving and environmental protection.

The technical scheme that the utility model solves its technical problem adopts is:

A dense busway, including a busbar conductor and a trough body, the trough body is composed of an upper cover plate, a lower cover plate, and a left side plate and a right side plate between the two, the upper cover plate, the lower cover plate A cavity for placing busbar conductors is formed between the plate, the left plate and the right plate. The left plate and the right plate are made of aluminum-magnesium alloy. The upper and lower parts of the left plate and the right plate are The side is provided with a skirt and the outer surface is provided with a number of cooling fins; the bus conductor includes at least four conductors arranged closely, and the left and right sides of the conductor are provided with a polyester insulating layer, so Corrosion-resistant positioning rubber strips are provided on the upper and lower sides of the conductor.

As an improvement of the above technical solution, heat dissipation stripes are provided on the outer surfaces of the left side plate and the right side plate.

As a further improvement of the above technical solution, the heat dissipation stripes and the heat dissipation fins are arranged in a dislocation manner.

As a further improvement, the skirt is connected and fixed with the upper cover plate and the lower cover plate through bolts or rivets.

As a further improvement, a waterproof sealing strip is provided between the skirt, the upper cover and the lower cover, and the skirt is provided with a sealing groove for accommodating the waterproof sealing strip.

The beneficial effects of the utility model are: adopting the left side plate and the right side plate made of aluminum-magnesium alloy and setting a number of heat dissipation fins on the outer sides of the left side plate and the right side plate, which greatly improves the heat dissipation efficiency and makes the intensive bus duct The current-carrying capacity of the busbar conductors under the same specification is greatly improved, and the temperature rise of the busbar duct is low when it works within the current-carrying range, which meets the relevant requirements of the national standard, thereby saving raw materials and achieving the purpose of energy saving and environmental protection. The use of polyester insulating layer as the insulating layer of the conductor is conducive to the close arrangement of the conductors, making the structure of the busway more compact and expanding the scope of use.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Fig. 1 is a structural representation of the utility model.

detailed description

Referring to Fig. 1, a dense busway includes a busbar conductor and a trough body, the trough body is composed of an upper cover plate 21, a lower cover plate 22, and a left side plate 23 and a right side plate 24 between them, Between the upper cover plate 21, the lower cover plate 22, the left side plate 23, and the right side plate 24, a cavity for placing busbar conductors is formed, and the left side plate 23 and the right side plate 24 are made of aluminum-magnesium alloy , the upper and lower sides of the left side plate 23 and the right side plate 24 are provided with skirts 25 and a number of cooling fins 26 are provided on the outer side; the busbar conductors include at least four conductors 11 closely arranged , the left and right sides of the conductor 11 are provided with a polyester insulating layer 12, and the structural size of the bus conductor is reduced by utilizing the light and thin characteristics of the polyester insulating layer 12, and the upper and lower sides of the conductor 11 are provided with a resistant The corroded positioning rubber strip 13 fixes the conductor 11 on the one hand and protects the conductor 11 on the other hand to reduce the corrosion of the conductor 11 through the positioning rubber strip 13 . In order to further improve the heat dissipation performance, in this embodiment, preferably, the outer surfaces of the left side plate 23 and the right side plate 24 are provided with heat dissipation stripes 27 , and the heat dissipation stripes 27 and the heat dissipation fins 26 are dislocated. With the above-mentioned structure, the heat generated by the busbar conductors is dissipated into the air through the left side plate 23 and the right side plate 24 made of aluminum-magnesium alloy, and the heat dissipation stripes 27 and the heat dissipation fins 26 increase the contact area with the air to accelerate heat dissipation. The current-carrying capacity of the busbar conductors under the same specification is greatly improved, and at the same time, the working temperature rise within the current-carrying range is low, which meets the relevant requirements of the national standard, and is safe, reliable and durable.

In this embodiment, preferably, the skirt 25 is connected and fixed with the upper cover plate 21 and the lower cover plate 22 through bolts or rivets, the structure is simple, the assembly is simple and fast, and the maintenance is convenient.

In this embodiment, preferably, a waterproof sealing strip 28 is provided between the skirt 25 and the upper cover 21 and the lower cover 22, and the skirt 25 is provided with a waterproof sealing strip for accommodating the waterproof sealing strip. 28 seal grooves prevent moisture from entering the cavity of the tank body to place the bus conductor by waterproof sealant strip 28, which can avoid short-circuit accidents and prevent conductors 11 from being corroded by contact with moisture.

The above is only a preferred embodiment of the utility model, but the utility model is not limited to the above-mentioned embodiment, as long as it achieves the technical effect of the utility model by any same or similar means, it should fall into the scope of the utility model within the scope of protection.

Claims (5)

1. a kind of concentration bus duct, includes bus-bars conductor and cell body, and the cell body is by upper cover plate（21）, lower cover（22）With And left plate between the two（23）, right plate（24）Composition, the upper cover plate（21）, lower cover（22）With left plate（23）、 Right plate（24）Between be formed with cavity for placing bus-bars conductor, it is characterised in that：The left plate（23）With right plate （24）It is made of almag, the left plate（23）With right plate（24）Upper and lower side be provided with shirt rim（25）And Lateral surface is provided with some radiating fins（26）；The bus-bars conductor includes at least four electric conductors of tight arrangement（11）, The electric conductor（11）Left and right side be provided with polyester insulated layer（12）, the electric conductor（11）Upper and lower side be provided with Corrosion resistant positioning adhesive tape（13）.

2. a kind of concentration bus duct according to claim 1, it is characterised in that：The left plate（23）With right plate （24）Lateral surface be provided with radiating striped（27）.

3. a kind of concentration bus duct according to claim 2, it is characterised in that：The radiating striped（27）With heat radiating fin Piece（26）Dislocation arrangement.

4. a kind of concentration bus duct according to claim 1, it is characterised in that：The shirt rim（25）With upper cover plate （21）, lower cover（22）Fixed by bolt or rivet interlacement.

5. a kind of concentration bus duct according to claim 4, it is characterised in that：The shirt rim（25）With upper cover plate （21）, lower cover（22）Between be provided with water-proof sealing rubber strip（28）, the shirt rim（25）It is provided with for housing the waterproof Sealing joint strip（28）Seal groove.