A kind of high-efficient heat-dissipating bus duct
Technical field
The utility model relates to bus duct fields, more specifically, in particular to a kind of high-efficient heat-dissipating bus duct.
Background technique
With application popularization of the bus duct in terms of building, safety problem more and more attention has been paid to.Due to electric in conductor
The presence of resistance and impedance can generate heat in bus duct galvanization, and each spot temperature of bus duct gradually rises, if heat does not have
It distributes in time, bus temperature rise can be caused totally to increase, electric energy loss is caused to increase, insulating materials aging is accelerated, bus duct
Service life rapidly shorten, or even cause short circuit accident.Conventional busbars slot mainly relies on shell to radiate or add on the shell
Radiation fin and cross-ventilation hole, heat dissipation effect are unsatisfactory.
The busbar phase sequence of conventional busbars slot puts in order generally are as follows: PE, L1, L2, L3, N, bus generate in the process of running
Heat by way of convection current, heat transfer etc., be transmitted to shell and distribute.Because L2, L3 phase busbar occupy among bus, lead to
It crosses the heat highest that this position of experimental verification is gathered and is most difficult to distribute.To be safely operated bus duct, guarantee that it is each
Position temperature rise meets national standard, it is necessary to distribute the heat that bus duct generates.
Utility model content
The purpose of this utility model is to provide a kind of high-efficient heat-dissipating bus duct, the utility model can efficiently quickly
It radiates to bus duct, reduces the temperature rise in bus galvanization, improve the current-carrying capability of bus duct.
In order to achieve the above object, the technical solution adopted in the utility model is as follows:
A kind of high-efficient heat-dissipating bus duct, including bus duct shell, the I-shaped aluminium of PE and with insulating film cladding
Conductor group, the bus duct shell include a pair of of cover board and a pair of side plates, and a pair of cover board and a pair of side plates form one and stand
Body structure, is equipped with the I-shaped aluminium of PE between a pair of cover board, and the I-shaped aluminium of PE is in I-shaped structure and thereon
Lower end is bonded with a pair of of cover board respectively, and the L1 phase busbar and L2 phase busbar are respectively positioned on the left side of the I-shaped aluminium of PE, the L3
Phase busbar and N phase busbar are respectively positioned on the right side of the I-shaped aluminium of PE, and a pair of side plate is located at the two sides of conductor group, described
L1 phase busbar, L2 phase busbar, L3 phase busbar, L4 phase busbar and a pair of side plates upper and lower ends pasted respectively with the I-shaped aluminium of PE
It closes, the I-shaped aluminium of the PE of the I-shaped structure of aluminum is placed between L2 phase busbar and L3 phase busbar, what L2, L3 phase busbar generated
Heat is formed integrally with the enclosure heat radiating type structure by the I-shaped aluminium export of PE, can efficiently quickly carry out to bus duct
Heat dissipation reduces the temperature rise in bus galvanization, improves the current-carrying capability of bus duct.
Further, the bus duct phase sequence puts in order are as follows: L1, L2, PE, L3, N.
Further, the I-shaped aluminium material of the PE is aluminium alloy, and thermal coefficient is high, and no current is logical when normal operation
It crosses, itself does not generate heat.
Further, the I-shaped aluminum structure of the PE is I-shaped, and the I-shaped aluminium of PE occupy L2 phase busbar and L3 phase
Among busbar, upper and lower side is bonded with cover board is assembled together respectively, forms integrated heat spreader structures with shell, more favorably
In the heat dissipation performance for improving bus entirety, the current-carrying capability of bus duct is also just improved.
Further, insulating film is wrapped up in the outer surface of the L1 phase busbar, L2 phase busbar, L3 phase busbar and N phase busbar,
Insulated heat can effectively be carried out.
Working principle:
The phase sequence sequence of bus duct busbar are as follows: L1, L2, PE, L3, N put in order difference with traditional phase sequence, and PE is I-shaped
Aluminium is placed in cover board and side plate is formed by among stereochemical structure, and the left and right sides is L2, L3 that there is insulating film to coat respectively
Phase busbar, is bonded with cover board respectively up and down, this structure can efficiently quickly pass through the heat that bus middle section generates
The mode of heat transfer is transferred to outside, reduces the whole temperature rise of bus.
Compared with the prior art, the advantages of the utility model are:
The I-shaped aluminium of the PE of the I-shaped structure of aluminum is placed between L2 phase busbar and L3 phase busbar in this programme, L2,
The heat that L3 phase busbar generates is formed integrally with the enclosure heat radiating type structure by the I-shaped aluminium export of PE, can efficiently quickly
Radiate to bus duct, reduce bus galvanization in temperature rise, improve the current-carrying capability of bus duct.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model side;
Fig. 2 is the perspective view of the utility model.
Description of symbols: 1, cover board;2, the I-shaped aluminium of PE;3, side plate;4, L1 phase busbar;5, L2 phase busbar;6,L3
Phase busbar;7, N phase busbar.
Specific embodiment
The preferred embodiment of the utility model is described in detail with reference to the accompanying drawing, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature, to make the protection scope of the utility model apparent clear
Define.
A kind of high-efficient heat-dissipating bus duct referring to FIG. 1-2, including bus duct shell, the I-shaped aluminium of PE and have
The conductor group of insulating film cladding, bus duct shell include a pair of of cover board 1 and a pair of side plates 3,3 shape of a pair of of cover board 1 and a pair of side plates
At a stereochemical structure, between a pair of of cover board 1 be equipped with the I-shaped aluminium 2 of PE, the I-shaped aluminium 2 of PE in I-shaped structure and its
Upper and lower side is bonded with a pair of of cover board 1 respectively, and L1 phase busbar 4 and L2 phase busbar 5 are respectively positioned on the left side of the I-shaped aluminium 2 of PE, L3 phase
Busbar 6 and N phase busbar 7 are respectively positioned on the right side of the I-shaped aluminium 2 of PE, and a pair of side plates 3 is located at the two sides of conductor group, and L1 phase is female
The upper and lower ends for arranging 4, L2 phase busbar 5, L3 phase busbar 6, L4 phase busbar 7 and a pair of side plates 3 are pasted with the I-shaped aluminium 2 of PE respectively
It closes, the I-shaped aluminium of the PE of the I-shaped structure of aluminum is placed between L2 phase busbar and L3 phase busbar, what L2, L3 phase busbar generated
Heat is formed integrally with the enclosure heat radiating type structure by the I-shaped aluminium export of PE, can efficiently quickly carry out to bus duct
Heat dissipation reduces the temperature rise in bus galvanization, improves the current-carrying capability of bus duct.
Bus duct phase sequence puts in order are as follows: L1, L2, PE, L3, N, I-shaped 2 material of aluminium of PE are aluminium alloy, thermal coefficient
Height, no current passes through when normal operation, itself does not generate heat, and I-shaped 2 structure of aluminium of PE is I-shaped, the I-shaped aluminium of PE
It occupy among L2 phase busbar 5 and L3 phase busbar 6, upper and lower side is bonded with cover board 1 is assembled together respectively, integral with shell group
The heat spreader structures of change are more advantageous to the heat dissipation performance for improving bus entirety, also just improve the current-carrying capability of bus duct, L1 phase
Busbar 4, L2 phase busbar 5, L3 phase busbar 6 and N phase busbar 7 outer surface wrap up insulating film, can effectively carry out insulated heat.
The phase sequence sequence of bus duct busbar are as follows: L1, L2, PE, L3, N put in order difference with traditional phase sequence, and PE is I-shaped
Aluminium 2 is placed in cover board 1 and side plate 3 is formed by among stereochemical structure, the left and right sides be respectively have insulating film coat L2,
L3 phase busbar, is bonded with cover board 1 respectively up and down, this structure can efficiently quickly lead to the heat that bus middle section generates
The mode for crossing heat transfer is transferred to outside, reduces the whole temperature rise of bus, and the I-shaped aluminium 2 of the PE of the I-shaped structure of aluminum is set
Between L2 phase busbar 5 and L3 phase busbar 6, the heat that L2, L3 phase busbar generate is by the I-shaped aluminium export of PE, with shell one
Body forms heat radiating type structure.The utility model can efficiently quickly radiate to bus duct, reduce in bus galvanization
Temperature rise, improve the current-carrying capability of bus duct.
Although being described in conjunction with the accompanying the embodiments of the present invention, patent owner can want in appended right
Various deformations or amendments are made within the scope of asking, as long as the claim for being no more than the utility model is described to protect model
It encloses, should all be within the protection scope of the utility model.