CN212462709U

CN212462709U - Bus duct with novel heat radiation structure

Info

Publication number: CN212462709U
Application number: CN202020934465.5U
Authority: CN
Inventors: 朱建明
Original assignee: Baoliwei Electric Beijing Co ltd
Current assignee: Baoliwei Electric Beijing Co ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2021-02-02
Anticipated expiration: 2030-05-28

Abstract

The utility model discloses a bus duct with novel heat radiation structure, include: the upper cover plate and the lower cover plate are formed by a transverse support plate and a support plate of an L-shaped structure, a U-shaped support structure is formed, the upper cover plate and the lower cover plate are arranged in a mirror image mode, a side plate and a flame-retardant partition plate are arranged on the inner side of the side plate between the upper cover plate and the lower cover plate, and a joint side plate is arranged at the joint of the flame-retardant partition plate and the upper cover plate and the joint of the lower cover plate. The utility model discloses install conductive copper bar in the gomphosis groove of installation fire-retardant baffle and fire-retardant baffle inside between upper cover plate and lower apron, at conductive copper bar both sides installation curb plate and curb plate side-mounting heating panel, the heating panel comprises vertical support board and slant backup pad, the isosceles trapezoid's of its formation heat radiation structure, and with fill heat dissipation silicone grease in the gap between the curb plate to increase thermal absorption effect, the outside forms the runner groove simultaneously, makes things convenient for thermal transmission, improves the radiating effect.

Description

Bus duct with novel heat radiation structure

Technical Field

The utility model relates to a bus duct technical field, more specifically are a bus duct with novel heat radiation structure.

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. In the project of indoor low-voltage power transmission main line engineering, wires and cables have been replaced more and more, and a closed bus duct (called bus duct for short) is a bus system which is composed of a metal plate (steel plate or aluminum plate) as a protective shell, a conductive bar, an insulating material and related accessories. It can be made into plug-in type closed bus with plug-in junction boxes at intervals, or made into feed type closed bus without junction box in the middle. In a power supply system of a high-rise building, power lines and lighting lines are often arranged separately, and the power supply system consists of an expansion bus duct, a terminal end socket, a terminal junction box, a jack box, bus duct related accessories, a fastening device and the like. The bus duct can be divided into an air type plug-in bus duct, a dense insulation plug-in bus duct and a high-strength plug-in bus duct according to an insulation mode. The structure and the application of the bus bar are divided into dense insulation, air additional insulation, fire resistance, resin insulation and sliding contact type bus ducts; the bus duct is divided into a steel shell, an aluminum alloy shell and a steel-aluminum mixed shell according to the shell material.

At present, the following problems exist in the existing bus duct: 1. the internal lead copper plate of the existing bus duct can generate a large amount of heat when being electrified, the traditional heat dissipation effect is poor, and the rapid heat transfer cannot be ensured; 2. the fixing mode of the existing bus duct flame-retardant partition plate and the bus duct side plate is complex, so that the bus duct is inconvenient to assemble, and meanwhile, the disassembly and the maintenance are inconvenient when the bus duct is in failure. Therefore, a new technical solution needs to be provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bus duct with novel heat radiation structure, this bus duct installs the conductive copper bar in the gomphosis groove of fire-retardant baffle and fire-retardant baffle inside at upper cover plate and apron down, at conductive copper bar both sides installation curb plate and curb plate side-mounting heating panel, the heating panel comprises vertical support board and slant backup pad, the isosceles trapezoid's of its formation heat radiation structure, and with fill heat dissipation silicone grease in the gap between the curb plate, with the thermal absorption effect that increases, the outside forms the runner groove simultaneously, make things convenient for thermal transmission, improve the radiating effect, satisfy the practical application demand.

In order to achieve the above object, the utility model provides a following technical scheme: a bus duct with a novel heat dissipation structure comprises: the heat insulation structure comprises an upper cover plate and a lower cover plate, wherein the upper cover plate and the lower cover plate are both composed of transverse support plates and support plates with L-shaped structures, a U-shaped support structure is formed, the upper cover plate and the lower cover plate are arranged in a mirror image mode, a side plate is arranged between the upper cover plate and the lower cover plate, a flame-retardant baffle plate is arranged on the inner side of the side plate, a joint side plate is arranged at the joint of the flame-retardant baffle plate and the upper cover plate and the lower cover plate, a plurality of groups of embedding grooves are arranged in the flame-retardant baffle plate, a plurality of groups of conductive copper bars are arranged in the embedding grooves, heat shrinkage pipes are arranged in the middle of the conductive copper bars and are sleeved on the surfaces of the conductive copper bars, insulators are arranged on the left side of the heat shrinkage pipes, mica tapes are arranged on the right side of the heat shrinkage, the whole heat dissipation plate is arranged in an isosceles trapezoid structure.

In a preferred embodiment of the present invention, the gap formed between the heat dissipation plate and the side plate is filled with heat dissipation silicone grease.

As an optimal implementation mode of the utility model, form the guiding gutter of isosceles trapezoid structure between vertical support board and the slant backup pad, and the guiding gutter surface has evenly been paintd the heat dissipation coating.

As a preferred embodiment of the utility model, the upper cover plate and the apron inside all are equipped with fixing bolt and fixing bolt down and run through the upper cover plate and lap down and fire-retardant baffle between fixed connection, the both sides of curb plate are equipped with rivet and run through the upper cover plate and lap down.

As a preferred embodiment of the present invention, the fitting groove is a rectangular structure and has an insulating pad on its inner surface, and the insulating pad and the conductive copper bar are in contact with each other.

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

(1) the utility model discloses install the electrically conductive copper bar in the gomphosis groove of installation fire-retardant baffle and fire-retardant baffle inside between upper cover plate and lower apron, at electrically conductive copper bar both sides installation curb plate and curb plate side-mounting heating panel, the heating panel comprises vertical support board and slant backup pad, the isosceles trapezoid's of its formation heat radiation structure, and with fill heat dissipation silicone grease in the gap between the curb plate to increase thermal absorption effect, the outside forms the runner groove simultaneously, makes things convenient for thermal transmission, improves the radiating effect.

(2) The utility model discloses the stability of conductive copper bar has been guaranteed to the mutual gomphosis in conductive copper bar and the inside gomphosis groove of fire-retardant baffle, and fire-retardant baffle runs through the upper cover plate through fixing bolt and laps reciprocal anchorage down simultaneously, conveniently dismantles the installation, and welded fastening between heating panel and the curb plate simultaneously, the curb plate passes through rivet and upper cover plate and laps down fixedly simultaneously, and fixed connection mode is simple swift.

Drawings

FIG. 1 is a schematic side view of the present invention;

FIG. 2 is a schematic diagram of the horizontal overlooking internal structure of the present invention;

FIG. 3 is a schematic view of the side plate and the heat dissipating plate of the present invention;

fig. 4 is the schematic view of the structure of the flame retardant partition board of the present invention.

In the drawing, an upper cover plate-1, a joint side plate-2, a flame-retardant partition plate-3, a conductive copper bar-4, a mica tape-5, a heat-shrinkable tube-6, an insulator-7, a lower cover plate-8, a fixing bolt-9, an embedding groove-10, a side plate-11, a heat dissipation plate-12, a vertical support plate-13, an oblique support plate-14, a heat dissipation coating-15, heat dissipation silicone grease-16, a diversion groove-17, an insulating pad-18 and a rivet-19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

Referring to fig. 1-4, the present invention provides a technical solution: a bus duct with a novel heat dissipation structure comprises: an upper cover plate 1 and a lower cover plate 8, wherein the upper cover plate 1 and the lower cover plate 8 are both composed of a transverse support plate and a support plate with an L-shaped structure and form a U-shaped support structure, the upper cover plate 1 and the lower cover plate 8 are arranged in a mirror image manner, the upper cover plate 1 and the lower cover plate 8 are both arranged in a U-shaped support structure, the L-shaped support plates on the two sides are convenient to mount and fix, a side plate 11 is arranged between the upper cover plate 1 and the lower cover plate 8, a flame-retardant partition plate 3 is arranged on the inner side of the side plate 11, a connector side plate 2 is arranged at the joint of the flame-retardant partition plate 3 and the upper cover plate 1 and the lower cover plate 8, a plurality of groups of embedded grooves 10 are arranged in the flame-retardant partition plate 3, a plurality of groups of conductive copper bars 4 are arranged in the embedded grooves 10 of the flame-retardant partition plate 3, the stability of the conductive copper bars 4 is, meanwhile, the side plates 11 are arranged on two sides of the side plate, the middle part of the conductive copper bar 4 is provided with the heat shrinkage pipe 6, the heat shrinkage pipe 6 is sleeved on the surface of the conductive copper bar 4, the left side of the heat shrinkage pipe 6 is provided with the insulator 7, the right side of the heat shrinkage pipe is provided with the mica tape 5, the side surfaces of the side plates 11 are provided with the heat dissipation plates 12, the heat dissipation plates 12 are composed of vertical support plates 13 and oblique support plates 14, the oblique support plates 14 are distributed on two sides of the vertical support plates 13 and are in smooth transition and integrated molding, the heat dissipation plates 12 are integrally arranged in an isosceles trapezoid structure, the mica tapes 5 are wound on the surface of the conductive copper bar 4, the fireproof performance of the conductive copper bar 4 is improved, meanwhile, the insulator 7 increases the insulation performance, the arrangement of the heat shrinkage pipe 6 ensures the protection performance of the conductive copper bar 4, the heat dissipation is convenient.

In a further improvement, as shown in fig. 3: the gap formed between the heat dissipation plate 12 and the side plate 11 is filled with heat dissipation silicone grease 16, which increases the heat absorption capacity of the heat dissipation plate and facilitates heat dissipation.

In a further improvement, as shown in fig. 3: the guide grooves 17 of the isosceles trapezoid structures are formed between the vertical supporting plates 13 and the inclined supporting plates 14, the heat dissipation coatings 15 are evenly coated on the surfaces of the guide grooves 17, the guide grooves 17 are convenient to transfer heat, and meanwhile the heat dissipation coatings 15 increase the heat dissipation effect.

Further improved, as shown in fig. 1: the utility model discloses a fire-retardant baffle plate, including upper cover plate 1, apron 8, curb plate 11, upper cover plate 1 and lower apron are inside all to be equipped with fixing bolt 9 and to run through fixed connection between upper cover plate 1 and apron 8 and the fire-retardant baffle plate 3 down with 8, the both sides of curb plate 11 are equipped with rivet 19 and run through upper cover plate 1 and apron 8 down, through fixing bolt 9 fixed fire-retardant baffle plate 3 and upper cover plate 1 and apron 8 down, conveniently install and dismantle, and curb plate 11 passes through rivet 19 to be connected simultaneously, and the fastness.

Further improved, as shown in fig. 4: the embedding groove 10 is arranged in a rectangular structure, the inner surface of the embedding groove is provided with an insulating pad 18, the insulating pad 18 is in contact with the conductive copper bar 4, and the insulating pad 18 has certain elastic potential energy, so that the stability between the conductive copper bar 4 and the embedding groove 10 can be ensured.

The utility model discloses 1 with the upper cover plate and 8 bearing structure settings that all are the U type of apron down, and the L type backup pad of both sides is convenient to install it fixedly, electrically conductive copper bar 4 is installed in fire-retardant baffle 3's gomphosis groove 10, with the stability of guaranteeing electrically conductive copper bar 4, install fire-retardant baffle 3 between upper cover plate 1 and lower apron 8 together with electrically conductive copper bar 4 simultaneously, install curb plate 11 in its both sides simultaneously, electrically conductive copper bar 4 surface winding has mica tape 5, its electrically conductive copper bar 4's fire proofness has been increased, insulator 7 has increased insulativity simultaneously, the protective capacities of electrically conductive copper bar 4 have been guaranteed in the setting of heat shrink pipe 6, curb plate 11 outside sets up heating panel 12 and the heating panel comprises vertical support plate 13 and slant backup pad 14, make its and the curb plate 11 between form isosceles trapezoid structure's louvre, convenient heat dissipation.

Finally, it should be noted 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. The utility model provides a bus duct with novel heat radiation structure which characterized in that: the method comprises the following steps: the composite material comprises an upper cover plate (1) and a lower cover plate (8), wherein the upper cover plate (1) and the lower cover plate (8) are both composed of a transverse support plate and a support plate with an L-shaped structure and form a U-shaped support structure, the upper cover plate (1) and the lower cover plate (8) are arranged in a mirror image mode, a side plate (11) is arranged between the upper cover plate (1) and the lower cover plate (8), a flame-retardant partition plate (3) is arranged on the inner side of the side plate (11), a connector side plate (2) is arranged at the joint of the flame-retardant partition plate (3) and the upper cover plate (1) and the lower cover plate (8), a plurality of groups of embedded grooves (10) are arranged in the flame-retardant partition plate (3), a plurality of groups of conductive copper bars (4) are arranged in the embedded grooves (10), a heat-shrinkable tube (6) is arranged in the middle of the conductive copper bars (4), the heat-shrinkable tube (6) is sleeved on the surface of the conductive copper bars (4, the side of curb plate (11) is equipped with heating panel (12) and comprises vertical support board (13) and slant support board (14), slant support board (14) distribute in vertical support board (13) both sides and smooth transition integrated into one piece, heating panel (12) whole is the setting of isosceles trapezoid structure.

2. The bus duct with the novel heat dissipation structure as set forth in claim 1, wherein: and a gap formed between the heat dissipation plate (12) and the side plate (11) is filled with heat dissipation silicone grease (16).

3. The bus duct with the novel heat dissipation structure as set forth in claim 1, wherein: a guide groove (17) of an isosceles trapezoid structure is formed between the vertical supporting plate (13) and the inclined supporting plate (14), and a heat dissipation coating (15) is uniformly coated on the surface of the guide groove (17).

4. The bus duct with the novel heat dissipation structure as set forth in claim 2, wherein: the upper cover plate (1) and the lower cover plate (8) are internally provided with fixing bolts (9) and fixing bolts (9) which penetrate through the upper cover plate (1) and the lower cover plate (8) and are fixedly connected with the flame-retardant partition plate (3), and rivets (19) which penetrate through the upper cover plate (1) and the lower cover plate (8) are arranged on two sides of the side plate (11).

5. The bus duct with the novel heat dissipation structure as set forth in claim 1, wherein: the embedding groove (10) is arranged in a rectangular structure, an insulating pad (18) is arranged on the inner surface of the embedding groove, and the insulating pad (18) is in contact with the conductive copper bar (4).