The content of the invention
The technical problem to be solved by the invention is to provide a kind of number of parts is few, radiating efficiency is high, simple in construction, bodyProduct is small in light weight, and connection is reliable, and electric current is transmitted smoothly without exchanging structure bus installation method.
The present invention without exchanging structure bus installation method, comprise the following steps：
A. cover plate, side plate composition housing, built-in phase conductor form sectionalized busbar,
B. move towards to be distributed each section of sectionalized busbar along bus；
C. initial end bus is fixedly connected with installation with switch board；
D. first paragraph sectionalized busbar phase conductor turns on initial end bus splicer conductor tab grafting, and first paragraph segmentation is femaleThe joint pressing plate of the side plate of line and initial end bus splicer is directly connected to fix；
E. second segment sectionalized busbar phase conductor turns on the conductor tab grafting of first paragraph sectionalized busbar splicer, and secondThe joint pressing plate of the side plate and first paragraph sectionalized busbar splicer of section sectionalized busbar is directly connected to fix；
F. the like, until N sections sectionalized busbar is connected with N-1 section sectionalized busbars, N section sectionalized busbar tail end setsFill terminal cover；
Insulaion resistance is carried out to every section of sectionalized busbar in the step a, pressure test detects；
Each section of sectionalized busbar need to use multipoint hoisting in the step b, and fork truck steadily put by shovel；
Each section of sectionalized busbar, which is placed in, in the step b dries, cleans, the place of corrosion-free gaseous contamination；
Process is fixedly connected with described step c, d, e, f to be fastenedly connected by track bolt, and is detected by clearance gauge；
Insulaion resistance is measured with 500V megohm meter in the step a, its resistance value is often saved not less than 10M Ω.
The present invention without exchanging structure bus installation method, eliminate side plate connector, number of parts is few；Radiating efficiencyHeight, bus-bar system operation temperature rise are low；Main parts size is a drawing and extruding section bar, and manufacturing process is simple, and worker's work is strongSpend low, connection is reliable, and installation and transportation are convenient, and corrosion resistance and good is in light weight, and good appearance.
Embodiment
As illustrated, a kind of be applied to comprise the following steps without exchanging structure bus installation method：
A. cover plate, side plate composition housing, built-in phase conductor form sectionalized busbar,
B. move towards to be distributed each section of sectionalized busbar along bus；
C. initial end bus is fixedly connected with installation with switch board；
D. first paragraph sectionalized busbar phase conductor turns on initial end bus splicer conductor tab grafting, and first paragraph segmentation is femaleThe joint pressing plate of the side plate of line and initial end bus splicer is directly connected to fix；
E. second segment sectionalized busbar phase conductor turns on the conductor tab grafting of first paragraph sectionalized busbar splicer, and secondThe joint pressing plate of the side plate and first paragraph sectionalized busbar splicer of section sectionalized busbar is directly connected to fix；
F. the like, until N sections sectionalized busbar is connected with N-1 section sectionalized busbars, N section sectionalized busbar tail end setsFill terminal cover；
Insulaion resistance is carried out to every section of sectionalized busbar in the step a, pressure test detects；
Each section of sectionalized busbar need to use multipoint hoisting in the step b, and fork truck steadily put by shovel；
Each section of sectionalized busbar, which is placed in, in the step b dries, cleans, the place of corrosion-free gaseous contamination；
Process is fixedly connected with described step c, d, e, f to be fastenedly connected by track bolt, and is detected by clearance gauge；
Insulaion resistance is measured with 500V megohm meter in the step a, its resistance value is often saved not less than 10M Ω.
The present invention without exchanging structure bus installation method, eliminate side plate connector, number of parts is few；Radiating efficiencyHeight, bus-bar system operation temperature rise are low；Main parts size is a drawing and extruding section bar, and manufacturing process is simple, and worker's work is strongSpend low, connection is reliable, and installation and transportation are convenient, and corrosion resistance and good is in light weight, and good appearance.
It is a kind of to be applied to without exchanging structure bus installation method without exchanging structure bus duct, including side plate 12, cover plate13 housings formed, and it is placed in the phase conductor 10 of housing cavity；Busbar side board 12, the cover plate 13 of the embodiment of the present invention are oneThe disjunctor side cover plate of secondary pultrusion, left and right two parts disjunctor side cover plate can use the section bar of different cross section work in coordination compositionHousing, the section bar of same cross-sectional can also be used to work in coordination and form housing；Side plate shoulder can set auxiliary support plate 11, carryHigh side plate support strength, while degree of protection is improved, prevent dust accumulation of rainwater；Connected between each section of bus duct by splicerIt is logical.
Splicer includes some insulating barrier 3 being spaced apart, conductor tab 8 and fin 9, insulating barrier 3, conductorThe center of connection sheet 8 has through hole, and the side of insulating barrier 3 closely mounts conductor tab 8, and adjacent two pieces of insulating barriers 3 do not mountBy limited step held tight fin 9 between the side of conductor tab 8, adjacent two pieces of insulating barriers 3 closely lead by attachmentThe conductive trough inserted for bus duct product phase conductor 10 is formed between the side of body connection sheet 8, is provided among insulating barrier 3Limited block causes conductive trough accurate positioning, and bus duct phase conductor can easily be smoothly inserted into conductive trough when scene pacifies half, installsIt is convenient；Track bolt 6 fastens after passing through insulating barrier 3, the central through hole of conductor tab 8 with the mating connection of collar nut 5, jointInsulation sleeve 7, the end of track bolt 6, collar nut 5 are provided between bolt 6 and insulating barrier 3, the central through hole of conductor tab 8Butterfly spring piece 4 and joint pressing plate 2 are provided between outermost layer insulating barrier 3.
The joint pressing plate 2 of splicer is the section bar of a pultrusion, and drawing and extruding section bar may make up product by cut-out, rawProduction. art is simple；Upward bossing base has open slot in the middle part of the section bar section of joint pressing plate 2, is formed approximately c-shapedCross section structure, the through hole passed through for track bolt is provided among C-shaped configuration, and both sides have outside linearly extended wing side, wingWhile the inner side of bus duct phase conductor 10 is provided with some radiating reinforcements, apart from boss C shapes structure centre dissipating farthestHot reinforcement has a semicircle boss, and boss center has a threaded connection hole, joint pressing plate 2 can by reinforcement screwed hole withBus slot cover board, joint cover plate connect simultaneously；Wing side towards being provided with some radiating reinforcements on the inside of bus duct phase conductor,By radiating, reinforcement increases joint pressing plate and the air contact area inside splicer, carries high heat transfer efficiency；Radiating adds simultaneouslyStrengthening tendons end contacts with joint side plates, and the radiating reinforcement surface of joint pressing plate has zigzag radiating groove, further improves heatAmount dissipates speed, and the temperature rise of bus duct joint position is low；C-shaped configuration cavity heights size and splicer disc spring film height dimension phaseAdapt to, disc spring film can be installed in C-shaped configuration inner cavity, and C-shaped configuration opening width dimensions and collar nut are wideDegree size is adapted；；Insulation sleeve 7 is columnar structured, and the both ends of insulation sleeve 7 are against the inner surface of dish-shaped shell fragment 4 of splicer both sidesOn, disc spring film 4 is slidably inserted into C-channel intracavitary above the C-channel of joint pressing plate 2, and disc spring film 4 snaps fits into C-channelInterior to be connected by track bolt 6, the C-channel internal chamber wall inside and outside disc spring film 4 all with joint pressing plate 2 contacts, noDirectly contacted with splicer insulating barrier 3, disc spring film 4 and joint pressing plate 2 are all metal material, and connection is reliable；C-channelOpening width dimensions are slightly larger than the end size of track bolt 6, and are adapted with the width dimensions of collar nut 5, track bolt 6Disc spring film 4 first is passed through from the C-channel opening of the joint pressing plate 2 of splicer side, is then passed through the C-shaped of joint pressing plate 2The through hole set among structure, then sequentially passes through splicer insulating barrier 3, conductor tab 8 connects up through last layerHead device insulating barrier 3, then sequentially pass through through hole, disk spring that the C-shaped configuration centre of another side connector pressing plate 2 of splicer is setAfter piece 4, pull head nut 5 is snapped fits into the C-channel opening of another side connector pressing plate 2 of splicer, because of C-channel opening size and jointThe width dimensions of nut 5 are adapted, and collar nut 5 can not rotate in C-channel opening, and track bolt 6 is easy to connect, and splicer is tightIt will not also be loosened after Gu, further improve connection reliability；Semi-cylindrical hill good appearance, it is not easy accumulated rain water, dust；Pass throughThe threaded connection hole at reinforcement center is connected with bus duct upper and lower cover plates, and cover plate connecting hole can utilize original connector coverPlate, joint pressing plate 2 are built on the inside of upper and lower cover plate with bus duct product grafting simultaneously with splicer, and joint cover plate lid is loaded on motherBehind raceway arrangement position, joint pressing plate, cover plate, joint cover plate can be completed by disposable bolt connection and are connected, workSequence simplifies, and technique is simple, easy for installation；Profile material is aluminium alloy, in light weight, and stock utilization is high, and without any surfaceHandling process, corrosion resistance and good.
The embodiment of the present invention without exchanging structure bus duct, heat dispersion is improved by heat radiating type splicer pressing plate, dissipatedThe thermal efficiency is high, and bus-bar system operation temperature rise is low；Main parts size busbar side board, cover plate, joint pressing plate are aluminum alloy materialsBy the section bar of a pultrusion, manufacturing process is simple, and labor strength is low；Wing side is towards bus duct phase conductorInner side be provided with some radiating reinforcements, spiral shell in the boss that the splicer between adjacent bus duct section passes through joint pressing plate both endsPit is directly connected simultaneously with bus slot cover board, upper plate cover plate, and the upward bossing in middle part has opening trough_like into C-shaped knotStructure, C-shaped configuration inner chamber can clamp joint butterfly spring, and insulating protection grade is high, and good heat dissipation effect, joint laminate material is aluminiumAlloy, component weight is light, and corrosion resisting property is good, needs not move through any surface treatment procedure, is directly cut after section bar pultrusionBlanking can be used, and number of parts is few, and connection is reliable, and installation and transportation are convenient, and good appearance.