CN212412693U

CN212412693U - An efficient heat dissipation insulated busbar

Info

Publication number: CN212412693U
Application number: CN202021144753.7U
Authority: CN
Inventors: 黄国永; 朱其军; 赵志维
Original assignee: Guangdong Changdian Technology Co ltd
Current assignee: Guangdong Changdian Technology Co ltd
Priority date: 2020-06-18
Filing date: 2020-06-18
Publication date: 2021-01-26
Anticipated expiration: 2030-06-18

Abstract

The utility model discloses an insulating bus duct with high heat dissipation, which comprises a first T-shaped plate, a second T-shaped plate and a conductive row; the first T-shaped plate is provided with a horizontal plate, which is vertically arranged with the horizontal plate. The vertical plate integrally formed with the horizontal plate, the card plate provided on the horizontal plate is a conductive and heat-absorbing card plate, the other end of the horizontal plate is provided with an abutting part, and the card plate and the horizontal plate abutting part A groove is arranged between them; a heat dissipation fin is arranged on the side of the vertical plate, and a convex strip is arranged on the other end of the vertical plate; the shape of the second T-shaped plate is the same as that of the first T-shaped plate and the second T The type plate is reversed on the first T-type plate, and the conductive row is provided with an insulation protection combination; the heat of the conductive row is directly absorbed by the card plate, and the heat is quickly transferred to the heat dissipation fins through the integrally formed horizontal plate and vertical plate , By setting the insulation protection combination, the insulation capacity is improved. Therefore, it has the advantages of good internal heat absorption effect, high heat conduction efficiency and large heat dissipation area.

Description

High-efficient radiating insulating bus duct

Technical Field

The utility model relates to a high-efficient radiating insulating bus duct.

Background

The intensive bus duct is characterized in that copper bars are bound together, the copper bars are covered by an insulating layer, and the rows are insulated, but the way of binding the copper bars together can generate a plurality of heat dead angles and heat is accumulated; the intensive bus duct is composed of an upper cover plate, a lower cover plate and two side plates, the cover plates and the side plates need to be assembled and fixed, contact surfaces of the cover plates and the side plates are not tight enough, and heat conduction efficiency is low; generally, heat can be dissipated only through the heat dissipation convex strips arranged on the side plates; moreover, air insulation type bus duct uses comparatively extensively, but the inside of air insulation bus duct is air insulation, when the row of leading electricity generates heat, need wait for the air temperature in the bus duct to rise, and the air after the rising just can be to heat transfer to shell, and this kind of mode radiating efficiency is poor, and inside temperature is high, makes insulating layer or pyrocondensation pipe fire easily, leads to major accident.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing an inside heat absorption is effectual, and heat conduction efficiency is high, and the insulating bus duct of high-efficient heat dissipation that heat radiating area is big.

In order to solve the technical problem, the technical scheme of the utility model is that: an insulating bus duct capable of efficiently dissipating heat comprises a first T-shaped plate, a second T-shaped plate and a conductive bar, wherein the first T-shaped plate consists of a transverse plate, a vertical plate vertically arranged on the transverse plate and integrally formed with the transverse plate, and a clamping plate arranged on the transverse plate and used for clamping and fixing the conductive bar; the side surface of the vertical plate is provided with a heat radiating fin for increasing the heat radiating area, and the other end of the vertical plate is provided with a raised line convenient for installation and positioning; the second T-shaped plate and the shape of the first T-shaped plate are consistent, the second T-shaped plate is reversely buckled on the first T-shaped plate, the groove of the second T-shaped plate can be matched and fixed with the raised line of the first T-shaped plate, the raised line of the second T-shaped plate can be matched and fixed with the groove of the first T-shaped plate, and the first T-shaped plate and the second T-shaped plate are fixed through bolts.

Preferably, the first T-shaped plate and the second T-shaped plate are both made of aluminum alloy materials.

Preferably, heat-conducting silicone grease is arranged in gaps between the first T-shaped plate and the electric conduction bar and between the second T-shaped plate and the electric conduction bar.

Preferably, the conducting bar is a copper-aluminum composite conducting bar.

Preferably, the conductive bar is wrapped with an insulating protective assembly.

Preferably, the insulation protection combination comprises a heat conduction insulation elastic rubber layer and an irradiation crosslinking low-smoke halogen-free flame-retardant insulation layer.

The utility model discloses technical effect mainly embodies: the heat generated by the conductive bar is directly absorbed through the synergistic effect of the clamping plate and the heat-conducting silicone grease, the heat-conducting efficiency and the heat-radiating area can be improved through the transverse plate and the vertical plate which are integrally formed, and the heat-radiating area is further increased and the heat-radiating efficiency is improved through the arrangement of the heat-radiating fins; by arranging the insulation protection combination, the insulation capability is improved, and the short circuit of the conductive bar is prevented; therefore, the heat-absorbing structure has the advantages of good internal heat-absorbing effect, high heat-conducting efficiency, large heat-radiating area and strong insulating capability.

Drawings

Fig. 1 is an axonometric view of an insulated bus duct with high heat dissipation efficiency of the utility model;

FIG. 2 is a block diagram of the first T-shaped plate of FIG. 1;

FIG. 3 is an assembly view of the first and second T-bars of FIG. 1;

fig. 4 is a structural view of the conductive bar of fig. 1.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings, so that the technical solution of the present invention can be more easily understood and grasped.

In the present embodiment, it should be understood that the terms "middle", "upper", "lower", "top", "right", "left", "above", "back", "middle", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present embodiment, if the connection or fixing manner between the components is not specifically described, the connection or fixing manner may be a bolt fixing manner, a pin connecting manner, or the like, which is commonly used in the prior art, and therefore, details thereof are not described in the present embodiment.

An insulating bus duct with high-efficiency heat dissipation is disclosed, as shown in fig. 1, and comprises a first T-shaped plate 1 and a second T-shaped plate 2 conductive bar 3; and heat-conducting silicone grease 4 is arranged in the gaps between the first T-shaped plate 1 and the electric conduction bar 3 and between the second T-shaped plate 2 and the electric conduction bar 3, so that heat-radiating dead angles are reduced, and heat-conducting efficiency is improved.

As shown in fig. 2, the conductive bar fixing device comprises a first T-shaped plate 1, wherein the first T-shaped plate 1 comprises a transverse plate 11, a vertical plate 12 vertically arranged on the transverse plate 11 and integrally formed with the transverse plate 11, and a clamping plate 13 arranged on the transverse plate 11 and used for clamping and fixing the conductive bar 3, an abutting part 14 is arranged at one end of the transverse plate 11, which is in contact with the second T-shaped plate 2, and a groove 15 is arranged between the clamping plate 13 and the abutting part 14; the side of the vertical plate 12 is provided with a heat radiation fin 16 for increasing the heat radiation area, and the other end of the vertical plate is provided with a raised line 17 convenient for installation and positioning.

As shown in fig. 3, the second T-shaped plate 2 has the same shape as the first T-shaped plate 1, and the second T-shaped plate 2 is reversely buckled on the first T-shaped plate 1, the groove 125 of the second T-shaped plate 12 can be fixed in cooperation with the protrusion 117 of the first T-shaped plate 11, the protrusion 127 of the second T-shaped plate 12 can be fixed in cooperation with the groove 115 of the first T-shaped plate 11, and the first T-shaped plate 11 and the second T-shaped plate 12 are fixed by bolts.

As shown in fig. 4, the conductive bar 3 is wound with an insulation protection assembly 31, and the insulation protection assembly 31 includes a heat-conducting insulation elastic rubber layer 311 and an irradiation cross-linked low-smoke halogen-free flame-retardant insulation layer 312, so that the insulation protection assembly 31 has good thermal conductivity and strong insulation effect; the conducting bar 3 is a copper-aluminum composite conducting bar, and has the characteristics of small surface contact resistance and large current-carrying capacity.

The working principle is as follows: the heat absorption efficiency is improved by arranging the clamping plate 13 to extend into the space between the conductive bars 3 and increasing the contact area between the clamping plate 13 and the conductive bars 3, and the heat accumulation and the heat dissipation dead angle can be reduced by filling the heat conduction silicone grease 4 in the gap between the first T-shaped plate 1 and the conductive bars 3; by arranging the first T-shaped plate formed by integrally forming the transverse plate 11 and the vertical plate 12, the heat conduction efficiency can be improved, the heat dissipation area is enlarged, and the heat distribution is more uniform than that of a dense bus duct; by arranging the radiating fins 16, the radiating area is further increased, and the radiating efficiency is improved; by arranging the convex strips 17 and the grooves 15, quick installation can be realized; the cost can be reduced by arranging the first T-shaped plate and the second T-shaped plate which have the same structure; by providing the insulation protection assembly 31, the insulation capability is improved, and the short circuit of the conductive bar 3 is prevented.

Of course, the above is only a typical example of the present invention, and besides, the present invention can also have other various specific embodiments, and all technical solutions adopting equivalent replacement or equivalent transformation are all within the scope of the present invention as claimed.

Claims

1. The utility model provides a high-efficient radiating insulating bus duct which characterized in that: the device comprises a first T-shaped plate, a second T-shaped plate and a conductive bar; the first T-shaped plate consists of a transverse plate, a vertical plate vertically arranged on the transverse plate and integrally formed with the transverse plate, and a clamping plate arranged on the transverse plate and used for clamping and fixing the conductive bar, wherein an abutting part is arranged at one end of the transverse plate, which is in contact with the second T-shaped plate, and a groove is arranged between the clamping plate and the abutting part; the side surface of the vertical plate is provided with a heat radiating fin for increasing the heat radiating area, and the other end of the vertical plate is provided with a raised line convenient for installation and positioning; the second T-shaped plate is identical to the first T-shaped plate in shape and reversely buckled on the first T-shaped plate, and the first T-shaped plate and the second T-shaped plate are fixed through bolts.

2. An efficient heat-dissipating insulated bus duct according to claim 1, wherein: the first T-shaped plate and the second T-shaped plate are both made of aluminum alloy materials.

3. An efficient heat-dissipating insulated bus duct according to claim 1, wherein: and heat-conducting silicone grease is arranged in gaps between the first T-shaped plate and the electric conduction bar and between the second T-shaped plate and the electric conduction bar.

4. An efficient heat-dissipating insulated bus duct according to claim 1, wherein: the conducting bar is a copper-aluminum composite conducting bar.

5. An efficient heat-dissipating insulated bus duct according to claim 1, wherein: the conducting bar is wound with an insulation protection combination.

6. An efficient heat dissipating insulated bus duct as set forth in claim 5, wherein: the insulation protection combination comprises a heat conduction insulation elastic rubber layer and an irradiation crosslinking low-smoke halogen-free flame-retardant insulation layer.