CN210326898U - Bus duct - Google Patents

Abstract

The utility model discloses a bus duct, which comprises a bus duct shell, an insulating material layer and copper bars, wherein the insulating material layer and the copper bars are arranged on the inner wall of the bus duct shell, the bus duct shell is separated from the copper bars by the insulating material layer, a ventilation gap is arranged between the inner wall of the bus duct shell and the outer wall of the insulating material layer, and heat dissipation holes are uniformly formed in the two side walls of the bus duct shell; the dustproof cover group is connected to two side walls of the bus duct shell in a clamped mode and used for preventing dust from entering the radiating holes, the dustproof cover group comprises a first dustproof cover and a second dustproof cover, and the first dustproof cover is fixedly connected with the second dustproof cover through a telescopic rod. The bus duct is provided with the heat dissipation holes and the ventilation gaps, a convection air field is formed between the heat dissipation holes and the ventilation gaps, and the air quantity in the bus duct shell is increased, so that the air flowing speed is increased, and a good heat dissipation and ventilation effect is achieved.

Description

Bus duct

Technical Field

The utility model relates to a bus duct technical field specifically is a bus duct.

Background

With the emergence of modern engineering facilities and equipment, the power consumption of various industries is rapidly increased, particularly, the appearance of numerous high-rise buildings and large-scale factory workshops, the traditional cable serving as a power transmission lead cannot meet the requirement in a large-current transmission system, the parallel connection of multiple cables brings inconvenience to on-site installation, construction and connection, the bus duct is generated as a novel power distribution lead, and the bus duct is a closed metal device generally composed of copper and aluminum bus posts and used for distributing large power for each element of a dispersion system.

Traditional bus duct is provided with the louvre that forms the convection current air field with ventilation clearance fit seldom, and ventilation performance is relatively poor, and heat dissipation cooling speed is slow, and the device is easily destroyed to the high temperature in the bus duct casing, causes a series of potential safety hazards even.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bus duct to solve the bus duct that proposes in the above-mentioned background art and be provided with the louvre that forms the convection current gas field with ventilation clearance fit seldom, ventilation performance is relatively poor, and heat dissipation cooling speed is slow, and the device is easily destroyed to the high temperature in the bus duct casing, causes the problem of a series of potential safety hazards even.

In order to achieve the above object, the utility model provides a following technical scheme: a bus duct comprises a bus duct shell, an insulating material layer and copper bars, wherein the insulating material layer and the copper bars are mounted on the inner wall of the bus duct shell, the bus duct shell is separated from the copper bars through the insulating material layer, a ventilation gap is formed between the inner wall of the bus duct shell and the outer wall of the insulating material layer, and heat dissipation holes are uniformly formed in the two side walls of the bus duct shell;

all the two side walls of the bus duct shell are clamped with dust cover sets, and the dust cover sets are used for preventing dust from entering the heat dissipation holes.

Preferably, the dust cover group comprises a first dust cover and a second dust cover, and the first dust cover is fixedly connected with the second dust cover through a telescopic rod; first sliding rails are arranged in the upper edge wall and the lower edge wall of the first dust cover, and a clamping groove is formed in the end wall of one end of the first dust cover; and second sliding rails are arranged in the upper edge wall and the lower edge wall of the second dust cover, and a clamping block is arranged on the end wall of one end, close to the first dust cover, of the second dust cover.

Preferably, the first dust cover forms a sliding structure with the bus duct shell through the first sliding rail and the convex clamping strip, and the convex clamping strip is installed on the upper and lower edge walls of the two side walls of the bus duct shell and used for being matched with the first sliding rail to realize the sliding of the first dust cover.

Preferably, the first dust cover forms a detachable structure through the clamping block and the clamping groove and the second dust cover, and the outer wall of the clamping block is tightly attached to the inner wall of the clamping groove.

Preferably, one end of the telescopic rod is fixedly connected with the first dust cover, and the other end of the telescopic rod is fixedly connected with the second dust cover.

Preferably, the end heads of the two ends of the telescopic rod are respectively positioned at the central positions of the first dust cover and the second dust cover.

Preferably, the maximum length of the telescopic rod after being extended is not more than the length of the bus duct shell.

Preferably, the width of the ventilation gap is not more than 1 cm.

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

1. the two side walls of the bus duct shell of the utility model are evenly provided with the heat dissipation holes, a convection air field is formed between the heat dissipation holes and the ventilation gap, and the air quantity in the bus duct shell is increased, thereby accelerating the air flow speed and playing a better role in heat dissipation and ventilation;

2. the utility model discloses dust cover group plays certain dustproof effect, improves the cleanliness inside and outside the busway casing, reduces the dust and gets into the busway casing through the louvre, controls opening and shutting of first dust cover and second dust cover through the length of adjustment telescopic link, opens and can accelerate the heat dissipation, avoids the bus duct overheated to be burnt out and influence the use, improves the safety in utilization of bus duct, closes and can prevent dust, prolongs the life of bus duct;

3. the two end positions of the telescopic rod of the utility model are respectively positioned at the central positions of the first dust cover and the second dust cover, so that the first dust cover and the second dust cover can slide in opposite directions or slide in opposite directions, and more stable and labor-saving effects can be achieved;

4. the utility model discloses the maximum length after the telescopic link extension is not more than the length of busway casing, avoids first dust cover and second dust cover dorsad to slide to open excessively, breaks away from the busway casing.

Drawings

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

FIG. 2 is a schematic view of the installation of the dust cover assembly and the busway housing of the present invention;

fig. 3 is the structural schematic diagram of the bus duct casing and the heat dissipation holes of the present invention.

In the figure: 1. a busway housing; 11. a convex clamping strip; 12. heat dissipation holes; 2. a layer of insulating material; 3. copper bars; 4. a ventilation gap; 5. a first dust cover; 51. a first slide rail; 52. a card slot; 6. a second dust cover; 61. a second slide rail; 62. a clamping block; 7. a telescopic rod.

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. 1-3, the present invention provides a technical solution: a bus duct comprises a bus duct shell 1, an insulating material layer 2 and a copper bar 3, wherein the insulating material layer 2 and the copper bar 3 are installed on the inner wall of the bus duct shell 1, the insulating material layer 2 separates the bus duct shell 1 from the copper bar 3, a ventilation gap 4 is formed between the inner wall of the bus duct shell 1 and the outer wall of the insulating material layer 2, the width of the ventilation gap 4 is not more than 1cm, heat dissipation holes 12 are uniformly formed in two side walls of the bus duct shell 1, a convection air field is formed between the ventilation gap 4, the air quantity in the bus duct shell 1 is increased, the air flowing speed is increased, and a good heat dissipation and ventilation effect is achieved;

the bus duct comprises a bus duct shell 1 and is characterized in that two side walls of the bus duct shell 1 are respectively connected with a dust cover group, the dust cover groups play a certain dust prevention role, the inside and outside cleanliness of the bus duct shell 1 is improved, dust is reduced to enter the bus duct shell 1 through a heat dissipation hole 12, each dust cover group comprises a first dust cover 5 and a second dust cover 6, the first dust cover 5 is fixedly connected with the second dust cover 6 through a telescopic rod 7, one end of each telescopic rod 7 is fixedly connected with the first dust cover 5, the other end of each telescopic rod 7 is fixedly connected with the second dust cover 6, the opening and closing of the first dust cover 5 and the second dust cover 6 are controlled by adjusting the length of each telescopic rod 7, the heat dissipation can be accelerated when the first dust cover is opened, the bus duct is prevented from being burnt, the use is prevented, the use safety of the bus duct is, The central position of the second dust cover 6 can be more stable and labor-saving when the first dust cover 5 and the second dust cover 6 slide oppositely or back to back, the maximum length of the extended telescopic rod 7 is not more than the length of the busway shell 1, and the first dust cover 5 and the second dust cover 6 are prevented from being opened excessively by back sliding and being separated from the busway shell 1;

a first sliding rail 51 is arranged in the upper edge wall and the lower edge wall of the first dust cover 5, and a clamping groove 52 is arranged in the end wall of one end of the first dust cover 5; on the second dust cover 6, be equipped with second slide rail 61 in the lower limb wall, and be provided with fixture block 62 on the second dust cover 6 is close to the one end wall of first dust cover 5, first dust cover 5 constitutes sliding construction through first slide rail 51 and protruding card strip 11 and bus duct casing 1 between, and protruding card strip 11 installs on the upper and lower border wall of the both sides wall of bus duct casing 1, a slip for cooperating first slide rail 51 to realize first dust cover 5, first dust cover 5 passes through and forms detachable construction between fixture block 62 and draw-in groove 52 and the second dust cover 6, and the outer wall of fixture block 62 closely laminates with the inner wall of draw-in groove 52, the dust cover group is used for preventing the dust from getting into in the louvre 12.

The working principle is as follows: for the bus duct, firstly, an insulating material layer 2 and a copper bar 3 are fixedly connected to the inner wall of a bus duct shell 1, the bus duct shell 1 is separated from the copper bar 3 by the insulating material layer 2, convex clamping strips 11 are arranged on the upper edge wall and the lower edge wall of the two side walls of the bus duct shell 1, a first dust cover 5 and a second dust cover 6 which are matched with the convex clamping strips 11, a first slide rail 51 and a second slide rail 52 are clamped on the bus duct shell 1, and the first dust cover 5 and the second dust cover 6 can slide conveniently through the clamping structure;

when the temperature in the busway shell 1 is too high, the bolt is unscrewed, the telescopic rods 7 which are connected with the first dust cover 5 and the second dust cover 6 are respectively stretched towards two ends to extend the telescopic rods, at the moment, the first dust cover 5 and the second dust cover 6 slide back to the outside to be opened, the clamping blocks 62 are separated from the clamping grooves 52, after the telescopic rods 7 are extended to a proper length, the bolt is screwed down to fix the positions of the first dust cover 5 and the second dust cover 6, after the first dust cover 5 is separated from the second dust cover 6, the heat dissipation holes 12 which are uniformly distributed on two side walls of the busway shell 1 are exposed, a convection air field is formed between the heat dissipation holes 12 and the ventilation gap 4, the air quantity in the busway shell 1 is increased, the air flowing speed is increased, and a good heat dissipation and ventilation;

after the temperature in the busway shell 1 is reduced, the bolt is unscrewed, the telescopic rod 7 is compressed, the first dust cover 5 and the second dust cover 6 are driven to slide in the opposite direction until the inner wall of the clamping groove 52 is tightly attached to the outer wall of the clamping block 62, the first dust cover 5 and the second dust cover 6 are clamped and closed at the moment, a certain dustproof effect is achieved, and the using process of the whole busway is completed.

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 (8)

1. A bus duct, its characterized in that: the bus duct comprises a bus duct shell (1), an insulating material layer (2) and copper bars (3), wherein the insulating material layer (2) and the copper bars (3) are installed on the inner wall of the bus duct shell (1), the bus duct shell (1) is separated from the copper bars (3) through the insulating material layer (2), a ventilation gap (4) is formed between the inner wall of the bus duct shell (1) and the outer wall of the insulating material layer (2), and heat dissipation holes (12) are uniformly formed in the two side walls of the bus duct shell (1);

the bus duct comprises a bus duct shell (1), and is characterized in that dust cover sets are clamped on two side walls of the bus duct shell (1) and used for preventing dust from entering a heat dissipation hole (12).

2. The bus duct of claim 1, wherein: the dust cover group comprises a first dust cover (5) and a second dust cover (6), and the first dust cover (5) is fixedly connected with the second dust cover (6) through a telescopic rod (7);

a first sliding rail (51) is arranged in the upper edge wall and the lower edge wall of the first dust cover (5), and a clamping groove (52) is formed in the end wall of one end of the first dust cover (5); and a second sliding rail (61) is arranged in the upper edge wall and the lower edge wall of the second dust cover (6), and a clamping block (62) is arranged on the end wall of one end, close to the first dust cover (5), of the second dust cover (6).

3. A bus duct according to claim 2, wherein: the first dust cover (5) is in a sliding structure with the bus duct shell (1) through a first sliding rail (51), a convex clamping strip (11) and the bus duct shell, and the convex clamping strip (11) is installed on the upper edge wall and the lower edge wall of the two side walls of the bus duct shell (1) and used for being matched with the first sliding rail (51) to achieve sliding of the first dust cover (5).

4. A bus duct according to claim 2, wherein: the first dust cover (5) forms a detachable structure through the clamping block (62), the clamping groove (52) and the second dust cover (6), and the outer wall of the clamping block (62) is tightly attached to the inner wall of the clamping groove (52).

5. A bus duct according to claim 2, wherein: one end of the telescopic rod (7) is fixedly connected with the first dust cover (5), and the other end of the telescopic rod (7) is fixedly connected with the second dust cover (6).

6. A bus duct according to claim 5, wherein: the two ends of the telescopic rod (7) are respectively positioned at the central positions of the first dust cover (5) and the second dust cover (6).

7. A bus duct according to claim 5, wherein: the maximum length of the telescopic rod (7) after being extended is not more than the length of the bus duct shell (1).

8. A bus duct according to claim 5, wherein: the width of the ventilation gap (4) is not more than 1 cm.

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