CN113852029A

CN113852029A - Combined energy-saving busway

Info

Publication number: CN113852029A
Application number: CN202111170187.6A
Authority: CN
Inventors: 杨友靠
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-09
Filing date: 2021-10-09
Publication date: 2021-12-28

Abstract

The invention relates to power equipment, in particular to a combined energy-saving busbar. Including A-phase busbar 1, B-phase busbar 2, C-phase busbar 3, neutral line 4, supporting insulating plate 8, interphase insulating pad 9, insulating sleeve 10, insulating gasket 11, combination bolt 12, tightening nut 13, PE The wire 5 and the PE wire bolt 14 are fastened and installed on the support frame 7, and the support frame 7 is welded in the busway casing 6. , 4) Using the embedded combination arrangement structure, the physical heat dissipation effect is remarkable during the air convection cooling, so that the busbar conductor achieves the best physical properties. The beneficial effects are low temperature rise, low reactance, low resistance, and the increase of the surface area of the C-shaped conductor busbar reduces the skin effect, maximizes the current carrying capacity of the busbar, has good heat dissipation, and minimizes the influence of thermal expansion and contraction, ensuring the safety of the power supply system. It completely solves the problem of poor heat dissipation and large power loss that has not been overcome by the busbar for a long time.

Description

Combined energy-saving bus duct

Technical Field

The invention relates to power equipment, in particular to an easy-radiating bus with a C-shaped conductor combined with a fin structure, wherein buses are mutually embedded into a combined arrangement structure and an air-insulated combined energy-saving bus duct.

Background

In the prior art, a bus duct is power transmission and distribution equipment commonly used in a power supply system, and when a power transmission and distribution bus load exists for a long time, the temperature rise of a bus and a skin effect are high, so that the physical resistance of a bus conductor material is increased, and the problem of normal passing of a limiting current is prevented, so that the electric energy is lost on the bus resistance, and the national electric energy waste is caused.

A great amount of energy is consumed on the resistance every year around the world, the physical properties of the conductor material cannot be changed, but the physical properties of the material can be controlled by changing the conductor structure. The bus with the combined structure and easy heat dissipation has the advantages that the physical heat dissipation effect is obvious when air is cooled in a convection mode, the problem of bus temperature rise is mainly solved, and the bus resistance is prevented from rising to achieve the effect of physical consumption reduction.

Disclosure of Invention

The invention aims to solve the defects and provides an easy-radiating bus with a C-shaped conductor combined fin structure with extremely small skin effect, and a combined energy-saving bus duct with mutually embedded, combined and arranged buses and air insulation.

The technical scheme of the invention is that the combined energy-saving bus duct comprises an A-phase bus 1, a B-phase bus 2, a C-phase bus 3, a zero line 4, a supporting insulation plate 8, an interphase insulation pad 9, an insulation sleeve 10, an insulation gasket 11, a combination bolt 12, a fastening nut 13, a PE wire 5 and a PE wire bolt 14, wherein the fastening nut is fixedly arranged on a supporting frame 7, and the supporting frame 7 is welded in a bus duct shell 6, and the combined energy-saving bus duct is characterized in that:

the C-shaped conductor is combined with the easy-radiating buses (1, 2, 3 and 4) of the fin structure, and the special structural advantages of the easy-radiating buses can achieve the effects of large heat exchange area and large convection heat exchange quantity; the physical heat dissipation effect is obvious when the air is cooled by convection, so that the temperature rise of the bus conductor is reduced to achieve the best physical characteristic.

The bus mutual embedding combined arrangement structure is characterized in that an A-phase bus 1 is embedded into a B-phase bus 2, a zero line 4 is embedded into a C-phase bus 3, and a combined arrangement structure of the A-phase bus 1, the B-phase bus 2, the C-phase bus 3 and the zero line 4 is formed. Thereby reach A looks generating line 1 and B looks generating line 2 and C looks generating line 3 and zero line 4 the looks inductive reactance of looks and offset the inductive reactance effect each other with the combination arrangement. So that the reactance resistance of the combined energy-saving bus duct is very low, and the effect of physical consumption reduction is achieved.

C, the assembly structure of the combined energy-saving bus duct is characterized in that an A-phase bus 1 and a B-phase bus 2 are fixedly insulated and separated by an interphase insulating pad 9, a C-phase bus 3 and a zero line 4 are fixedly insulated and separated by an interphase insulating pad 9, the bottoms of the B-phase bus 2 and the C-phase bus 3 and a support frame 7 are fixedly insulated and separated by a support insulating plate 8, an insulating gasket 11 and an insulating sleeve 10 on a combination bolt 12 penetrate through the interphase insulating pad 9 between the A-phase bus 1 and the B-phase bus 2, the support frame 7 of the support insulating plate 8 is arranged on the support frame 7 by a fastening nut 13, the insulating gasket 11 and the insulating sleeve 10 on the combination bolt 12 penetrate through the interphase insulating pad 9 between the C-phase bus 3 and the zero line 4, the support frame 7 of the support insulating plate 8 is arranged on the support frame 7 by the fastening nut 13, a PE wire 5 is arranged on the support frame 7 by a PE wire bolt 14, and finally the support frame 7 is welded in a bus duct shell 6, form a combined energy-saving bus duct.

The bus conductor has the beneficial effects of low temperature rise, low reactance, low resistance and easy heat dissipation of the bus structure, so that the bus conductor achieves the best physical property and the best electrical property; the surface area of the C-shaped conductor bus is increased, the skin effect is reduced, the current-carrying capacity of the bus is maximized, the heat dissipation performance is good, the influence of expansion with heat and contraction with cold is minimized, the physical consumption reduction, the environmental protection and the energy conservation are realized, the safety electricity consumption of a power transmission and distribution system is ensured, the combined energy-saving bus slot is a combined energy-saving bus slot, the problems of poor heat dissipation and large electric energy loss which are not overcome by the bus slot for a long time are completely solved, and the combined energy-saving bus slot has a wide application prospect.

Drawings

Fig. 1 is a schematic front view of the present invention.

Fig. 2 is a schematic top view of the structure.

Fig. 3 is a schematic left-side view.

Fig. 4 is an enlarged partial cross-sectional view of fig. 1.

In the figure: the bus comprises a 1-A phase bus, a 2-B phase bus, a 3-C phase bus, a 4-zero line, a 5-PE line, a 6-shell, a 7-support frame, an 8-support insulating plate, a 9-interphase insulating pad, a 10-insulating sleeve, a 11-insulating gasket, a 12-combination bolt, a 13-fastening nut and a 14-PE line bolt.

Detailed Description

The embodiments are further described in a preferred manner in the following description with reference to the drawings.

Referring to fig. 1-4, the present invention mainly solves the following three problems: one is a bus bar which is easy to dissipate heat; one is the mutual embedded combination arrangement structure of the bus; one is an assembly structure of the combined energy-saving bus duct.

1. Easy heat-dissipating generating line: the C-shaped conductor is combined with the easy-radiating buses (1, 2, 3 and 4) of the fin structure, and the special structural advantages of the easy-radiating buses can achieve the effects of large heat exchange area and large convection heat exchange quantity; the physical heat dissipation effect is obvious when the air is cooled by convection, so that the temperature rise of the bus conductor is reduced to achieve the best physical characteristic.

2. The mutual embedding combination arrangement structure of the bus: the A-phase bus 1 is embedded into the B-phase bus 2, and the zero line 4 is embedded into the C-phase bus 3, so that a combined arrangement structure of the A-phase bus 1, the B-phase bus 2, the C-phase bus 3 and the zero line 4 is formed. Thereby reach A looks generating line 1 and B looks generating line 2 and C looks generating line 3 and zero line 4 the looks inductive reactance of looks and offset the inductive reactance effect each other with the combination arrangement. So that the reactance resistance of the combined energy-saving bus duct is very low, and the effect of physical consumption reduction is achieved.

3. The assembly structure of the combined energy-saving bus duct comprises: the phase A bus 1 and the phase B bus 2 are fixedly insulated and separated by an interphase insulating pad 9, the phase C bus 3 and the zero line 4 are fixedly insulated and separated by the interphase insulating pad 9, the bottoms of the phase B bus 2 and the phase C bus 3 and a support frame 7 are fixedly insulated and separated by a support insulating plate 8, a combination bolt 12 is sleeved with an insulating gasket 11, an insulating sleeve 10 penetrates through the phase A bus 1 and the phase B bus 2 and the support insulating plate 8, the support frame 7 is arranged on the support frame 7 by a fastening nut 13, the combination bolt 12 is sleeved with the insulating gasket 11, the insulating sleeve 10 penetrates through the phase C bus 3 and the zero line 4 interphase insulating pad 9, the support plate 8 is supported, the support frame 7 is installed on the support frame 7 through a fastening nut 13, the PE wire 5 is installed on the support frame 7 through a PE wire bolt 14, and finally the support frame 7 is welded in the bus duct shell 6 to form the combined energy-saving bus duct.

After the measures are taken, physical heat dissipation is realized, and the resistance of the bus conductor is reduced, so that the bus conductor achieves the best physical property and the best electrical property. The problems of poor heat dissipation and large electric energy loss which are not overcome by the bus duct for a long time are completely solved, and the bus duct has wide application prospect. The popularization and the implementation of the combined energy-saving bus duct with low temperature rise, low reactance and low resistance can make great contribution to the national energy-saving plan.

The preferred embodiments of the present invention, illustrated in the above figures 1-4, show the substantial characteristics and the remarkable progress of the present invention, which can be modified according to the needs of practical use, with equivalent modifications in shape, structure and so on, given the technical teaching of the present invention, but all falling within the scope of protection of the present solution.

Claims

1. Combined energy-saving busway, including A-phase busbar (1), B-phase busbar (2), C-phase busbar (3), neutral line (4), supporting insulating plate (8), interphase insulating pad (9), Insulating sleeve (10), insulating gasket (11), combination bolt (12), tightening nut (13), PE wire (5), PE wire bolt (14), fastened and installed on the support frame (7) , the support frame (7) is welded in the busway housing (6), and is characterized in that:

a. The C-shaped conductors combined with the fin-structured busbars (1, 2, 3, 4) that are easy to dissipate heat, and their unique structural advantages can achieve the effect of large heat exchange area and large convective heat transfer; when air convection cooling The physical heat dissipation effect is remarkable, which reduces the temperature rise of the bus conductor and achieves the best physical properties.

b The busbars are embedded in each other and the arrangement structure is that the A-phase busbar (1) is embedded in the B-phase busbar (2), and the neutral line (4) is embedded in the C-phase busbar (3), forming the A-phase busbars (1), B The combined arrangement structure of the phase busbar (2), the C-phase busbar (3), and the neutral line (4). Thereby, the phase-to-phase inductive reactance cancellation and the combined arrangement of the A-phase busbar (1), the B-phase busbar (2), the C-phase busbar (3) and the neutral line (4) are achieved. The combined energy-saving busway reactance resistance is very low, and the effect of physical consumption reduction is achieved.

The assembly structure of the combined energy-saving busway described in c is that the A-phase busbar (1) and the B-phase busbar (2) are fixed and insulated by an interphase insulating pad (9), and the C-phase busbar (3) and the neutral line ( 4) Use interphase insulating pads (9) to fix and isolate them, and use supporting insulating plates (8) to fix and isolate them between the bottom of the B-phase busbar (2) and the C-phase busbar (3) and the support frame (7). The combined bolts (12) are covered with insulating gaskets (11) and the insulating sleeves (10) pass through the phase A busbar (1) and the phase B busbar (2), the insulating gasket (9), the supporting insulating plate (8), the supporting frame ( 7) Install on the support frame (7) with the tightening nut (13), cover the combined bolt (12) with the insulating gasket (11) and the insulating sleeve (10) through the C-phase busbar (3) and the neutral line (4) ) The interphase insulating pad (9), the supporting insulating plate (8), the supporting frame (7) are installed on the supporting frame (7) with the fastening nut (13), and the PE wire (5) is installed on the supporting frame (7) with the PE wire bolt (14). On the top of the frame (7), and finally the support frame (7) is welded in the busway casing (6) to form a combined energy-saving busway.