From heat dissipation bus duct
[ technical field ] A method for producing a semiconductor device
The utility model relates to a bus duct technical field, especially a from heat dissipation bus duct.
[ background of the invention ]
The bus duct is a closed metal device formed by copper and aluminum bus posts, is used for distributing larger power for each element of a decentralized system, rapidly increases the power consumption of each industry along with the emergence of modern engineering facilities and equipment, particularly for the appearance of numerous high-rise buildings and large-scale factory workshops, the traditional cable used as a power transmission lead can not meet the requirement in a large-current transmission system, and the parallel use of a plurality of cables brings great inconvenience to the field installation, construction and connection, therefore, in the project of electric power transmission main line engineering, the bus duct has increasingly replaced the electric wire and cable, but the prior bus duct can generate a large amount of heat after working for a long time, has poor heat dissipation performance, moreover, the high temperature resistant effect in the device is poor, and a large amount of heat remains to burn out internal elements and reduce the service life of the device, so that a self-radiating bus duct is necessary to be provided.
[ Utility model ] content
The utility model discloses an aim at solving the problem among the prior art, provide a from heat dissipation bus duct, the utility model discloses simple structure, reasonable in design can effectively overcome the relatively poor defect of current bus duct heat dispersion, utilizes heat conduction fin and radiating fin to carry out from the heat dissipation to the inside copper bar of bus duct, and the radiating effect is good, has prolonged the life of device.
In order to realize the purpose, the utility model provides a self-radiating bus duct, which comprises a bus duct bottom plate, side plates, a bus duct upper cover, a connecting end, a wire connector, a first copper bar positioning piece, a radiating fin, a second copper bar positioning piece and a copper bar, a group of side plates are arranged on the bus duct bottom plate, a bus duct upper cover is arranged on each side plate, connecting ends are arranged on the left side and the right side of the bus duct bottom plate, the connecting end is provided with a lead connector, the bus duct bottom plate is also provided with a first copper bar positioning piece, the opposite surfaces of the side plates are provided with radiating fins, the outer side walls of the radiating fins are provided with radiating fins, the radiating fins penetrate through the side plates and are positioned on the outer sides of the side plates, the bottom surface of the bus duct upper cover is provided with a second copper bar positioning piece, a plurality of copper bars are arranged between the first copper bar positioning piece and the second copper bar positioning piece, and the left end and the right end of each copper bar are connected with the wire connectors of the connecting ends.
Preferably, a first limiting hole is formed in the center of the bus duct bottom plate, the first limiting hole is in a shape like a Chinese character 'tu', and the first copper bar positioning piece is fixedly installed inside the first limiting hole.
Preferably, the outer side wall of the side plate is provided with an extension plate, the outer side wall of the side plate is further provided with a waterproof plug, and the waterproof plug is sleeved on the outer side of the radiating fin.
Preferably, a second limiting hole is formed in the center of the upper cover and is in an inverted 'convex' shape, the second copper bar positioning piece is fixedly installed inside the second limiting hole, a protective cover is arranged on the outer side of the second limiting hole, an installation groove is formed in the bottom of the upper cover, and the size and the position of the installation groove correspond to those of the side plates.
Preferably, the middle of the protective cover is high, the two sides of the protective cover are low, the top surface of the protective cover is provided with uniformly distributed ventilation slots, and the ventilation slots are provided with protective nets.
Preferably, the top surface of the second copper bar positioning piece is provided with heat conducting fins, the heat conducting fins are located inside the protective cover, and the heat conducting fins and the ventilating slots are arranged in a staggered mode.
Preferably, the number of the copper bars is at least 4, and the outer side of each copper bar is provided with an insulating layer.
The utility model has the advantages that: the utility model discloses simple structure, reasonable in design, through the mode that sets up bus duct bottom plate, the curb plate, the bus duct upper cover, the link, the wire connector, first copper bar setting element, the fin, second copper bar setting element and copper bar, utilize first copper bar setting element, fin and second copper bar setting element to wrap up the copper bar from four directions about from top to bottom, directly derive the heat that the copper bar work produced, compare in the setting of traditional heat dissipation cavity, the heat conductivility of the first copper bar setting element, fin and second copper bar setting element of metal material is obviously superior to the air medium, consequently can obtain more outstanding radiating effect; through the mode of setting up waterproof stopper and the protective cover that has ventilative slotted hole, protect radiating fin and heat conduction fin, prevent that external liquid from getting into the bus duct inside, influencing the work of the inside components and parts of bus duct.
The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.
[ description of the drawings ]
Fig. 1 is a schematic structural view of a self-radiating bus duct of the present invention;
fig. 2 is the utility model relates to a from top view of heat dissipation bus duct.
In the figure: 1-bus duct bottom plate, 11-first limiting hole, 2-side plate, 21-extension plate, 22-waterproof plug, 3-bus duct upper cover, 31-second limiting hole, 32-protective cover, 33-mounting groove, 34-ventilation slotted hole, 35-protective net, 4-connecting end, 5-lead connector, 6-first copper bar positioning piece, 7-radiating fin, 71-radiating fin, 8-second copper bar positioning piece, 81-heat conducting fin, 9-copper bar and 91-insulating layer.
[ detailed description ] embodiments
Referring to the attached drawings, the utility model relates to a self-radiating bus duct, which comprises a bus duct bottom plate 1, side plates 2, a bus duct upper cover 3, connecting ends 4, wire connectors 5, a first copper bar positioning piece 6, radiating fins 7, a second copper bar positioning piece 8 and copper bars 9, wherein a group of side plates 2 are arranged on the bus duct bottom plate 1, the bus duct upper cover 3 is arranged on the side plates 2, the connecting ends 4 are arranged on the left side and the right side of the bus duct bottom plate 1, the wire connectors 5 are arranged on the connecting ends 4, the first copper bar positioning piece 6 is also arranged on the bus duct bottom plate 1, the radiating fins 7 are arranged on the opposite surfaces of the side plates 2, radiating fins 71 are arranged on the outer side walls of the radiating fins 7, the radiating fins 71 penetrate through the side plates 2 and are positioned on the outer sides of the side plates 2, the second copper bar positioning piece 8 is, the left end and the right end of the copper bar 9 are connected with the lead connectors 5 of the connecting ends 4.
The first copper bar positioning piece 6 is fixedly arranged in the first limiting hole 11, and the first limiting hole 11 is in a shape like a Chinese character 'tu'.
The outer side wall of the side plate 2 is provided with an extension plate 21, the outer side wall of the side plate 2 is further provided with a waterproof plug 22, and the waterproof plug 22 is sleeved on the outer side of the radiating fin 71.
Wherein, the center department of upper cover 3 is equipped with the spacing hole 31 of second, the spacing hole 31 of second is the 'protruding' font of invering, second copper bar setting element 8 fixed mounting is inside the spacing hole 31 of second, the outside in the spacing hole 31 of second is equipped with protective cover 32, the bottom of upper cover 3 is equipped with mounting groove 33, the size and the position of mounting groove 33 are corresponding with curb plate 2.
Wherein, high both sides are low in the middle of the protective cover 32, the top surface of protective cover 32 is equipped with evenly distributed's ventilative slotted hole 34, be equipped with protection network 35 on the ventilative slotted hole 34.
The top surface of the second copper bar positioning piece 8 is provided with a heat conduction fin 81, the heat conduction fin 81 is located inside the protective cover 32, and the heat conduction fin 81 and the ventilation slot 34 are arranged in a staggered manner.
The number of the copper bars 9 is at least 4, and the outer side of each copper bar 9 is provided with an insulating layer 91.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses simple structure, reasonable in design, through the mode that sets up bus duct bottom plate 1, curb plate 2, bus duct upper cover 3, link 4, wire joint 5, first copper bar setting element 6, fin 7, second copper bar setting element 8 and copper bar 9, utilize first copper bar setting element 6, fin 7 and second copper bar setting element 8 from four directions of upper and lower left and right sides to wrap up copper bar 9, directly derive the heat that copper bar 9 work produced, compare in the setting of traditional heat dissipation cavity, the heat conductivility of the first copper bar setting element 6, fin 7 and second copper bar setting element 8 of metal material is obviously superior to the air medium, consequently can obtain more outstanding radiating effect; by means of the waterproof plug 22 and the protective cover 32 with the ventilation slot 34, the heat radiating fins 71 and the heat conducting fins 81 are protected, and external liquid is prevented from entering the bus duct, so that work of components inside the bus duct is prevented from being influenced.
The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.