CN215120013U - Novel binary channels bus duct - Google Patents

Abstract

The utility model relates to an electric power distribution technical field specifically discloses a novel binary channels bus duct, including the housing base member that two symmetries set up, keep the interval between two housing base members and connect side by side through the connecting piece, the upper and lower below of interval all forms heat dissipation channel with external intercommunication, and every housing base member all has the appearance chamber, and each holds the intracavity and places double-phase bus conductor respectively, and double-phase bus conductor of same appearance intracavity is upper and lower parallel arrangement and is close to two lateral walls of housing base member respectively. This application adopts the connecting piece to connect two housing base members, set up two-phase conductor in every housing base member, two lateral walls that set up and be close to housing base member from top to bottom with the two-phase conductor of same appearance intracavity, two lateral walls that make each conductor all are close to housing base member, take away the heat that each conductor produced in service fast, the radiating channel that two housing base members formed communicates with each other with the external world, form the convection current, can take away the heat that gets into the interval fast effectively, further improve the radiating effect.

Description

Novel binary channels bus duct

Technical Field

The utility model relates to an electric power distribution technical field especially relates to a novel binary channels bus duct.

Background

The bus duct is a closed metal device formed from copper and aluminium bus bars, and is used for distributing large power for every element of dispersion system. Wire and cable have been increasingly replaced in indoor low voltage power transmission mains engineering projects. According to the conventional bus duct, the A, B, C, N four-phase conductors are arranged in a closed channel, the four-phase conductors are arranged in parallel, heat generated in the operation of the two-phase conductors in the middle cannot be dissipated, and the heat dissipation effect is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art current situation, provide a novel binary channels bus duct.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a novel binary channels bus duct which characterized in that: the heat dissipation device comprises two shell base bodies which are symmetrically arranged, wherein an interval is kept between the two shell base bodies and the two shell base bodies are connected side by side through a connecting piece, the upper part and the lower part of the interval are communicated with the outside to form a heat dissipation channel, each shell base body is provided with a containing cavity, two-phase bus conductors are placed in each containing cavity respectively, and the two-phase bus conductors in the same containing cavity are arranged in an up-and-down parallel mode and are close to two side walls of the shell base bodies respectively.

Preferably, a first silica gel is arranged between the two-phase bus conductors in the same cavity, and a second silica gel is arranged between the end part of the conductor far away from the first silica gel and the inside of the cavity.

Preferably, a polyester film is respectively arranged between the conductor and the two side walls of the housing base body, and the polyester film extends to the outer side of the second silica gel.

Preferably, the conductor is a hollow copper or aluminum alloy tube, and the hollow copper or aluminum alloy tube is provided with a hollow heat dissipation cavity to form the airflow channel.

Preferably, each housing base body comprises a first side plate, the first side plate is provided with a U-shaped cavity with an outward opening, a U-shaped second side plate matched with the U-shaped cavity is arranged in the U-shaped cavity, and the second side plate keeps a distance from the bottom of the U-shaped cavity to form the accommodating cavity.

Preferably, the first side plates of the two housing bases form the interval, heat dissipation teeth are uniformly distributed on the end faces, away from each other, of the first side plates and the second side plates in the height direction, heat dissipation grooves are formed in the surfaces of the heat dissipation teeth and between the adjacent heat dissipation teeth, and the heat dissipation grooves are in tooth shapes or wave-shaped design.

Preferably, the end faces of the first side plates of the two shell matrixes connected side by side are respectively provided with a connecting block, and the connecting blocks are matched with the connecting pieces for use so as to connect the two shell matrixes.

Preferably, the upper end and the lower end of the connecting block are both arc-shaped insertion surfaces, the connecting piece comprises an upper pressing block and a lower pressing block which are clamped with the upper end and the lower end of the connecting block, the lower pressing block is located on one side close to the distance, the connecting piece further comprises a countersunk head bolt, and after the upper pressing block, the lower pressing block and the connecting block are clamped, the countersunk head bolt sequentially penetrates through the upper pressing block and the lower pressing block to lock the upper pressing block, the lower pressing block and the connecting block, so that the two shell matrixes are connected.

The beneficial effects of the utility model reside in that: this application adopts the connecting piece to connect two housing base members, set up two-phase conductor in every housing base member, two lateral walls that set up and be close to housing base member from top to bottom with the two-phase conductor of same appearance intracavity, two lateral walls that make each conductor all are close to housing base member, take away the heat that each conductor produced in service fast, the radiating channel that two housing base members formed communicates with each other with the external world, form the convection current, can take away the heat that gets into the interval fast effectively, further improve the radiating effect.

Drawings

Fig. 1 is a side view of the novel two-channel bus duct of the present application.

Fig. 2 is a top view of the novel two-channel bus duct of the present application.

Fig. 3 is a cross-sectional view a-a of fig. 2.

Fig. 4 is an enlarged view of a portion a in fig. 3.

Fig. 5 is a perspective view of the novel dual-channel bus duct of the present application.

Fig. 6 is a schematic diagram of heat dissipation of a four-phase bus conductor in the present application.

Fig. 7 is a side view of the outer shell base body in the novel two-channel bus duct of the present application.

Fig. 8 is an exploded view of a connecting piece in the novel dual-channel bus duct of the present application.

In the figure: 1. the outer shell comprises a shell base body, 11, a first side plate, 12, a second side plate, 2, a distance, 3, a connecting piece, 31, an upper pressing block, 32, a lower pressing block, 33, a countersunk head bolt, 4, a conductor, 5, first silica gel, 6, second silica gel, 7, a polyester film, 8, a heat dissipation tooth, 9, a heat dissipation groove, 10, a connecting block, 101 and an arc-shaped inserting face.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings and embodiments:

please refer to fig. 1-8, the utility model discloses a novel binary channels bus duct, including the housing base 1 that two symmetries set up, keep interval 2 and connect side by side through connecting piece 3 between two housing base 1, the upper and lower below of interval 2 all forms heat dissipation channel with external intercommunication, every housing base 1 all has the appearance chamber, and two phase bus conductor 4 are placed respectively to each appearance intracavity, and two phase bus conductor 4 that same appearance intracavity are upper and lower parallel arrangement and are close to two lateral walls of housing base 1 respectively.

Through adopting connecting piece 3 to connect two housing base 1, set up two-phase conductor 4 in every housing base 1, two-phase conductor 4 in same holding chamber set up from top to bottom and are close to two lateral walls of housing base 1, two lateral surfaces that make each conductor 4 all are close to two lateral walls of housing base 1, take away the heat that each conductor 4 produced in the operation fast, the heat dissipation channel that two housing base 1 formed communicates with each other with the external world, form the convection current, can take away the heat that gets into interval 2 fast effectively, further improve the radiating effect.

As a preferred embodiment, a first silica gel 5 is arranged between two-phase bus conductors 4 in the same cavity, and a second silica gel 6 is arranged between the end part of the conductor 4 far away from the first silica gel 5 and the inside of the cavity. The first silica gel 5 and the second silica gel 6 used in the present embodiment are commercially available products, heat-resistant, insulating and for stably mounting the conductor 4.

In a preferred embodiment, polyester films 7 are respectively provided between the conductor 4 and both side walls of the housing base 1, the polyester films 7 extend to the outside of the second silicone rubber 6, and the polyester films 7 both serve as insulation.

In a preferred embodiment, the conductor 4 is a hollow copper or aluminum alloy tube, and the hollow copper or aluminum alloy tube is provided with a hollow heat dissipation cavity to form an air flow channel, so that the conductor 4 has stronger heat dissipation performance.

As a preferred embodiment, each housing base 1 includes a first side plate 11, the first side plate 11 has a U-shaped cavity with an outward opening, a U-shaped second side plate 12 adapted to the U-shaped cavity is disposed in the U-shaped cavity, and the second side plate 12 keeps a distance from the bottom of the U-shaped cavity to form a receiving cavity. The first side plate 11 and the second side plate 12 are made of aluminum alloy, and the four-phase bus conductor 4 radiates heat through the first side plate 11 and the second side plate 12 respectively. The first side plate 11 and the second side plate 12 are riveted by rivets, and are small in size and compact in structure.

In a preferred embodiment, the first side plates 11 of the two housing bases 1 form a gap 2, the end surfaces of the first side plates 11 and the second side plates 12, which are away from each other in the height direction, are uniformly distributed with heat dissipation teeth 8, the surfaces of the heat dissipation teeth 8 and the adjacent heat dissipation teeth 8 are both provided with heat dissipation grooves 9, and the heat dissipation grooves 9 are in a tooth shape or a wave shape.

Through heat dissipation tooth 8, radiating groove 9, increased first curb plate 11, second curb plate 12 and external area of contact, improved the heat-sinking capability. As shown in fig. 6, in this embodiment, heat dissipation teeth 8 and heat dissipation grooves 9 are uniformly distributed on the end surface of the first side plate 11 or the second side plate 12 adjacent to the four-phase bus conductor 4, so as to effectively conduct heat generated during the operation of the conductor 4, the two-phase bus conductors 4 in the same cavity are arranged in parallel up and down, a first silica gel 5 is arranged between the two-phase bus conductors 4 for spacing, the left side surface and the right side surface of each conductor 4 contact the first side plate 11 and the second side plate 12, and the upper end and the lower end of each conductor 4 contact the first silica gel 5 and the second silica gel 6 respectively, so that heat generated during the operation of the conductor 4 is transferred to the first side plate 11 and the second side plate 12. The interval 2 that two first curb plates 11 formed makes the heat that four-phase bus conductor 4 produced outside the heat dissipation of heat dissipation tooth 8, radiating groove 9, and the heat that gets into in the interval 2 forms the convection current through the top of interval 2, below and external air, can take away the heat that gets into in the interval 2 fast effectively, avoids interval 2 heat accumulation stack to effectively reduce the inside temperature rise of bus duct more, further improve the radiating effect.

In a preferred embodiment, the first side plates 11 of the two housing bases 1 are respectively provided with a connecting block 10 on the end surfaces connected in parallel, and the connecting blocks 10 are used in cooperation with the connecting pieces 3 to further connect the two housing bases 1.

Further, the upper and lower both ends of connecting block 10 are arc inserting surface 101, connecting piece 3 distributes in interval 2's upper and lower below, and set up along the length direction interval of housing base 1, connecting piece 3 includes the last briquetting 31 with the upper and lower both ends looks block of connecting block 10, briquetting 32 down, briquetting 32 is located the one side that is close to interval 2 down, connecting piece 3 still includes countersunk head bolt 33, will go up briquetting 31, after briquetting 32 and connecting block 10 block down, countersunk head bolt 33 passes briquetting 31 and briquetting 32 down in proper order, briquetting 31 is gone up in the locking, briquetting 32 and connecting block 10 down, and then realize the high-speed joint of two housing base 1, and is simple and convenient, and easy to operate.

Of course, the above illustration is only a preferred embodiment of the present invention, and the scope of the present invention is not limited thereto, so all equivalent changes made in the principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a novel binary channels bus duct which characterized in that: the heat dissipation device comprises two shell matrixes (1) which are symmetrically arranged, wherein a space (2) is kept between the two shell matrixes (1) and the two shell matrixes are connected side by side through a connecting piece (3), the upper part and the lower part of the space (2) are communicated with the outside to form a heat dissipation channel, each shell matrix (1) is provided with a containing cavity, two-phase bus conductors (4) are respectively placed in each containing cavity, and the two-phase bus conductors (4) in the same containing cavity are arranged in parallel up and down and are respectively close to two side walls of the shell matrixes (1);

each shell base body (1) comprises a first side plate (11), the first side plate (11) is provided with a U-shaped cavity with an outward opening, a U-shaped second side plate (12) matched with the U-shaped cavity is arranged in the U-shaped cavity, and the second side plate (12) keeps a distance from the bottom of the U-shaped cavity to form the accommodating cavity;

first curb plate (11) of two housing base members (1) constitute interval (2), evenly distributed has heat dissipation tooth (8) on the terminal surface that first curb plate (11) and second curb plate (12) kept away from each other along the direction of height, all is equipped with between heat dissipation tooth (8) surface and the adjacent heat dissipation tooth (8) radiating groove (9), radiating groove (9) are profile of tooth or wave design.

2. A novel dual channel bus duct of claim 1, wherein: be equipped with first silica gel (5) between two-phase bus conductor (4) in same appearance intracavity, conductor (4) keep away from the tip of first silica gel (5) and hold and be equipped with second silica gel (6) between the intracavity portion.

3. A novel dual channel bus duct of claim 2, wherein: polyester films (7) are respectively arranged between the conductor (4) and the two side walls of the shell substrate (1), and the polyester films (7) extend to the outer sides of the second silica gel (6).

4. A novel dual channel bus duct according to claim 3, wherein: the conductor (4) adopts a hollow copper or aluminum alloy pipe, so that the hollow copper or aluminum alloy pipe is provided with a hollow heat dissipation cavity to form an airflow channel.

5. A novel dual-channel bus duct according to claim 4, characterized in that: the first side plates (11) of the two shell base bodies (1) are connected in parallel, connecting blocks (10) are arranged on the end faces of the two shell base bodies in parallel, and the connecting blocks (10) are matched with the connecting pieces (3) for use so as to connect the two shell base bodies (1).

6. A novel dual-channel bus duct according to claim 5, characterized in that: the upper end and the lower end of the connecting block (10) are arc-shaped inserting surfaces (101), the connecting piece (3) comprises an upper pressing block (31) and a lower pressing block (32) which are clamped with the upper end and the lower end of the connecting block (10), the lower pressing block (32) is located on one side close to the space (2), the connecting piece (3) further comprises a countersunk head bolt (33), the countersunk head bolt (33) sequentially penetrates through the upper pressing block (31) and the lower pressing block (32) after the upper pressing block (31), the lower pressing block (32) and the connecting block (10) are clamped, the upper pressing block (31), the lower pressing block (32) and the connecting block (10) are locked, and then the two shell matrixes (1) are connected.

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