CN214958566U

CN214958566U - Aluminum alloy shell bus duct

Info

Publication number: CN214958566U
Application number: CN202120982031.7U
Authority: CN
Inventors: 郑忠宝
Original assignee: Fujian Lianchuang Electrical Equipment Co ltd
Current assignee: Fujian Lianchuang Electrical Equipment Co ltd
Priority date: 2021-05-10
Filing date: 2021-05-10
Publication date: 2021-11-30
Anticipated expiration: 2031-05-10

Abstract

The utility model relates to a bus duct technical field just discloses an aluminum alloy shell bus duct, including the line box, its characterized in that: the surface of line box has seted up the draw-in groove, the inner wall joint of draw-in groove has the fixture block, the upper surface of line box is provided with the apron, fixture block fixed connection is at the lower surface of apron, the upper surface of line box has seted up threaded hole, the through-hole has been seted up on the surface of apron, line box inside is provided with the internal thread pillar. This aluminum alloy shell bus duct through set up insulating cooling fin in the box, will lead the heat absorption that the electrical drainage produced when circular telegram, then set up the round hole again, make insulating cooling fin bottom fixed connection's heat dissipation post can access to the outside of line box, then utilize the heat dissipation post to distribute away the heat in the aluminum alloy shell bus duct, the effectual heat that has reduced in the aluminum alloy shell bus duct avoids the heat to pile up the conductive efficiency who influences the generating line.

Description

Aluminum alloy shell bus duct

Technical Field

The utility model relates to a bus duct technical field specifically is an aluminum alloy shell bus duct.

Background

The aluminum alloy shell bus duct is a closed metal device formed by copper and aluminum bus posts, is used for a high-power electric energy transmission device distributed by each element of a decentralized system, is widely applied to various power supply places, has good corrosion resistance on the surface, and is suitable for alternating-current three-phase four-wire and three-phase five-wire power distribution systems.

Aluminum alloy shell bus duct is behind the switch-on current, because it is inside too closed for preventing to get into steam, so produce the heat easily, the heat can change the resistance of generating line, influence the electrically conductive efficiency of generating line, and because of its internal structure, so the heat dissipation is comparatively difficult, and for guaranteeing the power consumption safety, aluminum alloy shell bus duct needs regularly to maintain it, and the shell of present most aluminum alloy shell bus ducts all uses a large amount of rivets or screw to fasten, lead to its shell too troublesome when opening, the work efficiency that the staff has seriously influenced and has maintained aluminum alloy shell bus duct circular telegram safety.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides an aluminum alloy shell bus duct possesses the advantage that heat dissipation convenient and fast and shell are convenient for open, and the shell is opened too troublesome problem when having solved the comparatively difficult and maintenance of aluminum alloy shell bus duct heat dissipation.

The utility model provides a following technical scheme: the utility model provides an aluminum alloy shell bus duct, includes line box, its characterized in that: the surface of the wire box is provided with a clamping groove, the inner wall of the clamping groove is clamped with a clamping block, the upper surface of the wire box is provided with a cover plate, the clamping block is fixedly connected with the lower surface of the cover plate, the upper surface of the wire box is provided with a threaded hole, the surface of the cover plate is provided with a through hole, an internal thread pillar is arranged inside the wire box, the bottom and the side surface of the internal thread pillar are respectively and fixedly connected with the bottom and the side surface of the inner wall of the wire box, the bottom of the inner wall of the wire box is lapped with an insulating radiating fin, the lower surface of the wire box is provided with a round hole, the inner wall of the round hole is sleeved with a radiating column, the radiating column is fixedly connected with the lower surface of the insulating radiating fin, the top end of the internal thread pillar is lapped with an insulating fixing plate, the upper surface of the insulating radiating fin is fixedly connected with an insulating cushion block, and the lower surface of the insulating fixing plate is fixedly connected with an insulating fixing support, the position of insulating cushion and insulating fixing support corresponds, and the inside of line box has electrically conductive row through insulating cushion and insulating fixing support fixed joint.

Preferably, the number of the clamping grooves is a plurality, the clamping grooves are evenly distributed on the upper surface of the side wall of the line box, and the number and the positions of the clamping blocks correspond to the clamping grooves.

Preferably, the threaded hole corresponds to the through hole in position, and a first bolt is connected to the inner wall of the threaded hole in a threaded manner.

Preferably, the surface of the insulating heat sink is provided with a groove, the position of the groove corresponds to the position of the internal thread strut, and the shape of the inner wall of the groove is matched with the shape of the internal thread strut.

Preferably, the number of the heat dissipation columns is several, and the heat dissipation columns are uniformly distributed on the lower surface of the insulating heat sink.

Preferably, the internal thread of the internal thread pillar is connected with a second bolt, and the insulating fixing plate is fixedly installed at the top of the internal thread pillar through the second bolt.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this aluminum alloy shell bus duct through set up insulating cooling fin in the box, will lead the heat absorption that the electrical drainage produced when circular telegram, then set up the round hole again, make insulating cooling fin bottom fixed connection's heat dissipation post can access to the outside of line box, then utilize the heat dissipation post to distribute away the heat in the aluminum alloy shell bus duct, the effectual heat that has reduced in the aluminum alloy shell bus duct avoids the heat to pile up the conductive efficiency who influences the generating line.

2. This aluminum alloy shell bus duct sets up the fixture block through the lower surface at the apron, sets up the draw-in groove again on the upper surface of line box, utilizes the joint of fixture block and draw-in groove can effectual reduction rivet and the frequency of use of screw, makes the line box open convenient and fast more, has further improved the staff and has maintained the safe work efficiency of aluminum alloy shell bus duct circular telegram.

Drawings

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

FIG. 2 is a schematic view of a side-cut structure of the slot of the present invention;

FIG. 3 is a schematic view of the cross-sectional structure of the internal threaded pillar of the present invention;

fig. 4 is a schematic view of the sectional structure of the insulating pad of the present invention.

In the figure: 1. a wire box; 2. a conductive bar; 3. a heat-dissipating column; 4. a cover plate; 5. a first bolt; 6. a card slot; 7. a clamping block; 8. a through hole; 9. a threaded hole; 10. an insulating heat sink; 11. an internal threaded post; 12. a groove; 13. an insulating fixing plate; 14. a second bolt; 15. a circular hole; 16. insulating cushion blocks; 17. and (4) insulating and fixing the support.

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, an aluminum alloy shell bus duct comprises a wire box 1, a plurality of clamping grooves 6 are arranged on the surface of the wire box 1, clamping blocks 7 are clamped on the inner walls of the clamping grooves 6, the clamping grooves 6 are uniformly distributed on the upper surface of the side wall of the wire box 1, the number and the positions of the clamping blocks 7 correspond to those of the clamping grooves 6, a cover plate 4 is fixed on the wire box 1 by utilizing the clamping of the clamping blocks 7 and the clamping grooves 6, the use frequency of rivets and screws can be effectively reduced, the wire box 1 is more convenient to disassemble and maintain, the cover plate 4 is arranged on the upper surface of the wire box 1, the clamping blocks 7 are fixedly connected on the lower surface of the cover plate 4, threaded holes 9 are arranged on the upper surface of the wire box 1, through holes 8 are arranged on the surface of the cover plate 4, the positions of the threaded holes 9 and the through holes 8 correspond to each other, first bolts 5 are connected on the inner wall threads of the threaded holes 9, after the cover plate 4 is clamped with the clamping grooves 6 arranged on the wire box 1 through the clamping blocks 7, the cover plate 4 can be fixed on the wire box 1 by utilizing the first bolt 5 to avoid the cover plate 4 from falling off, the wire box 1 is internally provided with an internal thread strut 11, the bottom and the side of the internal thread strut 11 are respectively and fixedly connected with the bottom and the side of the inner wall of the wire box 1, the bottom of the inner wall of the wire box 1 is lapped with an insulating radiating fin 10, the surface of the insulating radiating fin 10 is provided with a groove 12, the position of the groove 12 corresponds to the position of the internal thread strut 11, the shape of the inner wall of the groove 12 is matched with the shape of the internal thread strut 11, the insulating radiating fin 10 is clamped with the internal thread strut 11 by utilizing the groove 12 to ensure that the insulating radiating fin 10 is more stable in the wire box 1, the lower surface of the wire box 1 is provided with a round hole 15, the inner wall of the round hole 15 is sleeved with a plurality of radiating columns 3, the plurality of radiating columns 3 are uniformly distributed on the lower surface of the insulating radiating fin 10, and the plurality of radiating columns 3 can effectively improve the radiating efficiency of the bus duct, the influence of heat generated in the aluminum alloy shell bus duct on the bus guiding efficiency is reduced, the heat dissipation column 3 is fixedly connected to the lower surface of the insulating heat sink 10, the insulating fixing plate 13 is lapped on the top end of the internal thread support 11, the second bolt 14 is connected to the internal thread of the internal thread support 11, the insulating fixing plate 13 is fixedly installed on the top of the internal thread support 11 through the second bolt 14, the insulating fixing plate 13 is fixedly installed inside the wire box 1 through the second bolt 14, so that the insulating fixing plate 13 can fix the conductive bar 2 in the wire box 1 through the insulating fixing support 17, the upper surface of the insulating heat sink 10 is fixedly connected with the insulating cushion block 16, the lower surface of the insulating fixing plate 13 is fixedly connected with the insulating fixing support 17, the insulating cushion block 16 corresponds to the insulating fixing support 17 in position, and the inside of the line box 1 is fixedly clamped with the conductive bar 2 through an insulating cushion block 16 and an insulating fixed support 17.

The theory of operation, when the aluminum alloy shell bus duct circular telegram, the heat that the inside conducting bar 2 of line box 1 produced because of the electric current passes through can be absorbed by the insulating fin 10 of conducting bar 2 bottom, then insulating fin 10 gives heat dissipation post 3 with heat transfer again, gives off the outside of aluminum alloy shell bus duct with the heat by heat dissipation post 3, when maintaining, utilizes the screwdriver to twist and moves first bolt 5, then promotes apron 4 again and makes fixture block 7 break away from draw-in groove 6 and can open aluminum alloy shell bus duct.

In summary, the aluminum alloy shell bus duct absorbs heat generated when the conductive bar 2 is electrified by arranging the insulating radiating fins 10 in the wire box 1, then, a round hole 15 is formed, so that the heat dissipation column 3 fixedly connected with the bottom of the insulating heat sink 10 can lead to the outside of the wire box 1, then the heat dissipation column 3 is utilized to dissipate the heat in the bus duct with the aluminum alloy shell, thereby effectively reducing the heat in the bus duct with the aluminum alloy shell, avoiding the heat accumulation from influencing the conductive efficiency of the bus, set up fixture block 7 through the lower surface at apron 4, set up draw-in groove 6 again on the upper surface of line box 1, the frequency of use that the joint that utilizes fixture block 7 and draw-in groove 6 can effectual reduction rivet and screw makes line box 1 open convenient and fast more, has further improved the work efficiency that the staff maintained aluminum alloy shell bus duct circular telegram safety, has solved the comparatively difficult problem of opening too troublesome with the shell of maintaining of aluminum alloy shell bus duct heat dissipation.

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. The utility model provides an aluminum alloy shell bus duct, includes line box (1), its characterized in that: the surface of the wire box (1) is provided with a clamping groove (6), the inner wall of the clamping groove (6) is connected with a clamping block (7) in a clamped mode, the upper surface of the wire box (1) is provided with a cover plate (4), the clamping block (7) is fixedly connected to the lower surface of the cover plate (4), the upper surface of the wire box (1) is provided with a threaded hole (9), the surface of the cover plate (4) is provided with a through hole (8), an internal thread strut (11) is arranged inside the wire box (1), the bottom and the side surface of the internal thread strut (11) are respectively and fixedly connected with the bottom and the side surface of the inner wall of the wire box (1), the bottom of the inner wall of the wire box (1) is lapped with an insulating radiating fin (10), the lower surface of the wire box (1) is provided with a round hole (15), the inner wall of the round hole (15) is sleeved with a radiating column (3), and the radiating column (3) is fixedly connected to the lower surface of the insulating radiating fin (10), the top overlap joint of internal thread pillar (11) has insulating fixed plate (13), the last fixed surface of insulating fin (10) is connected with insulating cushion (16), the lower fixed surface of insulating fixed plate (13) is connected with insulating fixing support (17), the position of insulating cushion (16) and insulating fixing support (17) is corresponding, and the inside of line box (1) is through insulating cushion (16) and insulating fixing support (17) fixed joint have electrically conductive row (2).

2. The aluminum alloy shell bus duct of claim 1, wherein: the quantity of draw-in groove (6) has a plurality of, and a plurality of draw-in groove (6) evenly distributed is on the upper surface of line box (1) lateral wall, the quantity and the position of fixture block (7) are corresponding with draw-in groove (6).

3. The aluminum alloy shell bus duct of claim 1, wherein: the positions of the threaded hole (9) and the through hole (8) correspond to each other, and a first bolt (5) is connected to the inner wall of the threaded hole (9) in a threaded mode.

4. The aluminum alloy shell bus duct of claim 1, wherein: the surface of the insulating radiating fin (10) is provided with a groove (12), the position of the groove (12) corresponds to the position of the internal thread support post (11), and the shape of the inner wall of the groove (12) is matched with the shape of the internal thread support post (11).

5. The aluminum alloy shell bus duct of claim 1, wherein: the number of the heat dissipation columns (3) is a plurality, and the heat dissipation columns (3) are uniformly distributed on the lower surface of the insulating heat sink (10).

6. The aluminum alloy shell bus duct of claim 1, wherein: the internal thread of the internal thread pillar (11) is connected with a second bolt (14), and the insulating fixing plate (13) is fixedly installed at the top of the internal thread pillar (11) through the second bolt (14).