CN220172822U - Binary channels bus duct - Google Patents

Abstract

The utility model relates to the technical field of bus ducts, in particular to a double-channel bus duct which comprises a first shell, wherein a second shell is arranged on one side of the first shell, conductive bars are arranged inside the first shell and the second shell, insulating sleeves are sleeved outside the conductive bars, heat dissipation fixing assemblies are arranged at the connecting positions of the two sides of the first shell and the second shell, and the heat dissipation fixing assemblies are used for filtering external dust. According to the utility model, the first shell and the second shell are spliced and fixed through the cooperation of the arranged protective shell, the locating plate and the heat conduction clamping plate, so that a gap is reserved between the electric conduction rows to facilitate heat dissipation, meanwhile, the heat conduction clamping plate absorbs heat in the bus duct, the heat is transferred to the heat dissipation arc plate and rapidly dissipated by the heat dissipation fins, the heat dissipation holes are formed in the connecting block combined with the outer side of the first shell, and the mesh holes are formed in the protective shell, so that external dust is prevented from entering, air circulation in the bus duct is promoted, and the heat dissipation effect is enhanced.

Description

Binary channels bus duct

Technical Field

The utility model relates to the technical field of bus ducts, in particular to a double-channel bus duct.

Background

The bus duct is a closed metal device formed by copper and aluminum bus bars, is used for distributing larger power to each element of a dispersion system, and has increasingly replaced wires and cables in the project of indoor low-voltage power transmission trunk engineering.

For bus ducts, there are many existing technologies, such as:

chinese patent application number 202120347522.4 discloses a novel binary channels bus duct, including two shell matrixes that the symmetry set up, keep the interval between two shell matrixes and connect side by side through the connecting piece, the upper and lower below of interval all forms the heat dissipation passageway with external intercommunication, and every shell matrix all has holds the chamber, holds the chamber respectively and places two-phase bus conductor in each, and the same holds two lateral walls that the intracavity two-phase bus conductor is parallel arrangement about and be close to the shell matrix respectively. According to the utility model, the connecting piece is adopted to connect the two shell matrixes, two-phase conductors are arranged in each shell matrix, the two-phase conductors in the same cavity are arranged up and down and are close to the two side walls of the shell matrix, so that the two side surfaces of each conductor are close to the two side walls of the shell matrix, heat generated in the operation of each conductor is rapidly taken away, a heat dissipation channel formed by the two shell matrixes is communicated with the outside to form convection, heat entering a space can be rapidly and effectively carried away, and the heat dissipation effect is further improved.

Therefore, the connection of the two shell matrixes of the existing double-channel bus duct needs to be connected by means of the connecting piece, after the connecting piece splices the two bus duct shells, a gap is reserved between the bus ducts for heat dissipation, but the existing bus duct dissipates heat through the heat dissipation function of the bus duct under most conditions, and the internal heat of the double-channel bus duct is not easy to dissipate, so that the bearing capacity of the bus duct is reduced.

In view of this, the present utility model provides a dual channel bus duct.

Disclosure of Invention

The utility model aims to solve the defects and provide the double-channel bus duct which can assist in heat dissipation when the shell is fixed.

The heat dissipation fixing assembly is used for splicing and fixing the first shell and the second shell, a gap is reserved between the first shell and the conductive bars inside the second shell, heat dissipation is facilitated, meanwhile, the heat dissipation fixing assembly can absorb heat inside the bus duct and transfer the heat to enable the heat to be dissipated rapidly, external dust is prevented from entering in a heat dissipation process, air circulation inside the bus duct is facilitated, and heat dissipation effect is enhanced.

The utility model provides a double-channel bus duct which comprises a first shell, wherein a second shell is arranged on one side of the first shell, conductive bars are arranged in the first shell and the second shell, insulating sleeves are sleeved outside the conductive bars, heat dissipation fixing assemblies are arranged at the connecting positions of the two sides of the first shell and the two sides of the second shell, the heat dissipation fixing assemblies are used for filtering external dust, and meanwhile, the heat dissipation fixing assemblies are used for dissipating heat of the conductive bars.

As a further improvement of this technical scheme, the fixed subassembly of heat dissipation is including being located a pair of protection shell in first shell and the second shell outside, two the one end of protection shell all is provided with the fixed plate, two the fixed plate passes through bolted connection, the other end of protection shell is provided with the locating plate, one side of locating plate is connected with the heat conduction cardboard, form the draw-in groove that is used for joint first shell and second shell between locating plate and the heat conduction cardboard.

As a further improvement of the technical scheme, the positioning plate is clamped in the outer side frames of the first shell and the second shell.

As a further improvement of the technical scheme, a plurality of meshes for heat dissipation are formed in the protective shell, and the meshes formed in the protective shell are used for filtering external dust.

As a further improvement of the technical scheme, one side of the heat conduction clamping plate is connected with a heat dissipation arc plate, and a plurality of radiating fins are arranged on the heat dissipation arc plate.

As a further improvement of the technical scheme, a plurality of connecting blocks are arranged on two sides of the first shell, a plurality of slots are formed on two sides of the second shell, the connecting blocks are in plug-in fit with the slots, and a plurality of heat dissipation holes are formed in the connecting blocks.

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

in this binary channels bus duct, through the cooperation of the protecting crust that sets up, locating plate and heat conduction cardboard, splice first shell and second shell fixedly, keep the clearance between the inside electric conduction row of messenger's first shell and second shell, do benefit to the heat dissipation, heat conduction cardboard absorbs the inside heat of bus duct simultaneously, transfer gives the radiating arc board and utilize the fin to dispel the heat fast, set up the louvre on the connecting block in the first shell outside, and set up the mesh on the protecting crust, outside dust has not only been stopped and has got into, promote the inside air circulation of bus duct simultaneously, strengthen the radiating effect.

Drawings

The utility model is described in more detail below, by way of example, with reference to the accompanying drawings, in which:

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a split view of the overall structure of the present utility model;

fig. 3 is a schematic structural diagram of a heat dissipation fixing assembly according to the present utility model.

The meaning of each reference sign in the figure is:

1. a first housing; 11. a connecting block; 2. a second housing; 21. a slot; 3. an insulating sleeve; 31. a conductive bar; 4. a heat dissipation fixing assembly; 41. a protective shell; 42. a fixing plate; 43. a positioning plate; 44. a heat conductive clamping plate; 45. a heat dissipation arc plate; 46. a heat sink.

Detailed Description

The connection of two shell matrixes of the existing double-channel bus duct needs to be connected by means of a connecting piece, when the connecting piece is used for splicing two bus duct shells, a gap is reserved in the middle of the bus duct for heat dissipation of the bus duct, but the existing bus duct dissipates heat through the heat dissipation function of the bus duct under most conditions, and the internal heat of the double-channel bus duct is not easy to dissipate, so that the bearing capacity of the bus duct is reduced.

As shown in fig. 1-3, the device comprises a first shell 1, a second shell 2 is arranged on one side of the first shell 1, conductive bars 31 are arranged in the first shell 1 and the second shell 2, insulating sleeves 3 are sleeved outside the conductive bars 31, heat dissipation fixing assemblies 4 are arranged at the joints of the two sides of the first shell 1 and the second shell 2, the heat dissipation fixing assemblies 4 are used for filtering external dust, and meanwhile the heat dissipation fixing assemblies 4 are used for dissipating heat of the conductive bars 31.

Firstly, the specific structure of the heat radiation fixing component 4 is disclosed, the heat radiation fixing component 4 comprises a pair of protective shells 41 positioned at the outer sides of a first shell 1 and a second shell 2, one ends of the two protective shells 41 are respectively provided with a fixing plate 42, the two fixing plates 42 are connected through bolts, the other ends of the protective shells 41 are provided with positioning plates 43, one sides of the positioning plates 43 are connected with heat conduction clamping plates 44, clamping grooves for clamping the first shell 1 and the second shell 2 are formed between the positioning plates 43 and the heat conduction clamping plates 44, the clamping grooves formed by the heat conduction clamping plates 44 and the positioning plates 43 are clamped at the joint of the first shell 1 and the second shell 2, meanwhile, the two fixing plates 42 are connected through bolts, at the moment, the heat radiation fixing component 4 fixes the first shell 1 and the second shell 2 together, a gap is reserved between the electric conduction rows 31 inside the first shell 1 and the second shell 2, so that subsequent heat radiation is facilitated,

when the electric conduction bar 31 generates heat, in order to accelerate the heat discharge, one side of the heat conduction clamping plate 44 is connected with a heat dissipation arc plate 45, a plurality of cooling fins 46 are arranged on the heat dissipation arc plate 45, the heat conduction clamping plate 44 positioned inside preferentially adsorbs the heat and transfers the adsorbed heat to the heat dissipation arc plate 45, the heat dissipation arc plate 45 and the cooling fins 46 together dissipate the heat, and the heat conduction clamping plate 44, the heat dissipation arc plate 45 and the cooling fins 46 can preferentially adopt heat conduction silica gel sheets to play an insulating role in heat conduction and heat dissipation.

In order to promote the ventilation of the bus duct, a plurality of meshes for heat dissipation are formed in the protective shell 41, the meshes formed in the protective shell 41 are used for filtering external dust, the external cold air can enter the bus duct through the meshes formed in the protective shell 41, and the protective shell 41 is positioned on two sides of the bus duct, so that air convection can be realized, the heat dissipation effect is accelerated, and meanwhile, the heat in the bus duct can be quickly dissipated through the aid of the heat dissipation arc plates 45 which incline outwards.

According to the above, in order to make cold air enter the interior from the two sides of the bus duct, a plurality of connection blocks 11 are arranged at the two sides of the first housing 1, a plurality of slots 21 are formed at the two sides of the second housing 2, the connection blocks 11 are in plug-in fit with the slots 21, a plurality of heat dissipation holes are formed in the connection blocks 11, the cold air enters the interior through the heat dissipation holes in the connection blocks 11 to dissipate heat, and meanwhile, the plug-in connection of the connection blocks 11 and the slots 21 strengthens the compactness between the first housing 1 and the second housing 2.

In addition, the positioning plate 43 is clamped in the outer side frames of the first housing 1 and the second housing 2, so that the heat dissipation fixing assembly 4 is used for firmly fixing the first housing 1 and the second housing 2.

To sum up, the working principle of the scheme is as follows: the clamping grooves formed by the heat conduction clamping plates 44 and the positioning plates 43 are clamped at the joint of the first shell 1 and the second shell 2, the two fixing plates 42 are connected by utilizing bolts, the positioning plates 43 are clamped in the frames of the two shells, at the moment, the heat dissipation fixing assembly 4 fixes the first shell 1 and the second shell 2 together, and a gap is reserved between the electric conduction rows 31 in the first shell 1 and the second shell 2, so that subsequent heat dissipation is facilitated;

when the electric conduction bar 31 generates heat, the heat conduction clamping plate 44 located inside preferentially adsorbs the heat and transfers the adsorbed heat to the heat dissipation arc plate 45, the heat dissipation arc plate 45 and the heat dissipation fins 46 together dissipate the heat, and external cold air enters the inside through the protecting shell 41 and meshes on the connecting block 11 to take away the heat inside the bus duct.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a binary channels bus duct, includes first shell (1), its characterized in that: one side of first shell (1) is provided with second shell (2), the inside of first shell (1) and second shell (2) all is provided with electrically conductive row (31), the outside cover of electrically conductive row (31) is equipped with insulating cover (3), the junction of first shell (1) and second shell (2) both sides all is provided with heat dissipation fixed subassembly (4), heat dissipation fixed subassembly (4) are used for filtering outside dust, simultaneously heat dissipation fixed subassembly (4) dispel the heat to electrically conductive row (31).

2. The dual channel bus duct of claim 1, wherein: the heat dissipation fixed subassembly (4) is including being located a pair of protection shell (41) in first shell (1) and second shell (2) outside, two the one end of protection shell (41) all is provided with fixed plate (42), two fixed plate (42) pass through bolted connection, the other end of protection shell (41) is provided with locating plate (43), one side of locating plate (43) is connected with heat conduction cardboard (44), form the draw-in groove that is used for joint first shell (1) and second shell (2) between locating plate (43) and heat conduction cardboard (44).

3. The dual channel bus duct of claim 2, wherein: the locating plate (43) is clamped in the outer side frames of the first shell (1) and the second shell (2).

4. The dual channel bus duct of claim 3, wherein: the protection shell (41) is provided with a plurality of meshes for heat dissipation, and the meshes formed in the protection shell (41) are used for filtering external dust.

5. The dual channel bus duct of claim 4, wherein: one side of the heat conduction clamping plate (44) is connected with a heat dissipation arc plate (45), and a plurality of radiating fins (46) are arranged on the heat dissipation arc plate (45).

6. The dual channel bus duct of claim 1, wherein: the novel heat exchanger is characterized in that a plurality of connecting blocks (11) are arranged on two sides of the first casing (1), a plurality of slots (21) are formed in two sides of the second casing (2), the connecting blocks (11) are in plug-in fit with the slots (21), and a plurality of heat dissipation holes are formed in the connecting blocks (11).