The voltage whole set switch cabinet that a kind of openings section bar is made
Technical field
The utility model belongs to power distribution cabinet field, relates to voltage whole set switch cabinet, the voltage whole set switch cabinet that especially a kind of openings section bar is made.
Background technology
The kind of the low-voltage complete switch equipment of China is a lot, and enterprise, according to different needs, also can adopt the switch cabinet body of different frames structure, and the cabinet body frame of switch cubicle is the pith that forms voltage whole set switch cabinet, is also important support section.The frame of switch cabinet body of most is mainly welded take welded section bar as main material, although structural strength is high, but because structural shape is by soldering, cause that complex process, flow process are loaded down with trivial details, aftertreatment technology is subject to the restrictions such as external coordination consigned processing, non-dismountable after installing, have certain limitation, the production cycle also cannot guarantee.
In addition, adopt the switch cubicle made of welding procedure, had a strong impact on its aesthetic property, and poor stability, of long duration, easily there is weld cracking or be corroded and the phenomenon that comes off, also easily produce the phenomenons such as cabinet heating.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art part, provides that a kind of assembly process is convenient, Stability Analysis of Structures, mechanical strength is high, security performance is reliable, the openings section bar of easy installation and removal is made voltage whole set switch cabinet.
The purpose of this utility model is achieved through the following technical solutions:
The voltage whole set switch cabinet that a kind of openings section bar is made, comprise the function element of installing on main body frame and main body frame, it is characterized in that: described main body frame is by four root posts, two entablatures, two sills, two upper deep beams, two quadro frame formula structures that lower deep beam forms, wherein be set to front in the one side of main body frame, be used for installing front door, between the column on its excess-three face top, a mounting rail is all installed, column, crossbeam, deep beam all adopts openings section bar, the opening of openings section bar is towards inboard, three's connecting portion all adopts aluminium threeway to carry out frame installation, mounting rail and column adopt tapping screw to install, described main body frame is provided with bus-bar room, control room, element chamber, and bus-bar room is positioned at cabinet top,, is fixed on mounting rail by insulated support as current-carrying conductor with copper bus-bar, is packaged with top cover on it, in cabinet element chamber, circuit breaker is housed, corresponding cabinet door-plate is provided with operating grip or the button of this circuit breaker, and by dividing plate and vertical copper bus-bar isolation after cabinet are installed, cabinet door-plate adopts hinge hinge to be contained on column, and after cabinet, vertical copper bus-bar is fixed on mounting rail by insulator or insulated support etc.
And, described openings section bar is to make strip opening at an adjacent right angle place of square section bar, on the section bar of this opening, form thus two equal short planes and two equal long planes, the ratio of the long plane width of two short plane width and section bar is 1:2; Uniform interval, longitudinal middle part position in two short planes of section bar is shaped with multiple coaxial dividing plate installing holes, two side ends symmetry at dividing plate installing hole is shaped with connecting hole, spacing between dividing plate installing hole, between dividing plate installing hole and adjacent connecting hole is identical, and the spacing between connecting hole and profile flange is the half of spacing between connecting hole.
And, the equal symmetry in both sides, longitudinal middle part position in two long planes of section bar is shaped with a coaxial pcketing counterbore, the spacing of this pcketing counterbore and profile flange is same as the spacing between connecting hole and profile flange, between the made pcketing counterbore of the long plane of section bar, uniform interval is shaped with hinge mounting hole therein, spacing between spacing and the connecting hole of adjacent hinge mounting hole is identical, and the long hinge mounting hole of plane of section bar and the dividing plate installing hole of the short plane of section bar form half modulus arranged with interval.
The utlity model has following advantage and good effect:
1, the bus-bar room of this switch cubicle is positioned at cabinet top, with copper bus-bar as current-carrying conductor, be fixed on mounting rail by insulated support, in cabinet element chamber, circuit breaker is housed, corresponding cabinet door-plate is provided with operating grip or the button of this circuit breaker, and by dividing plate and vertical copper bus-bar isolation after cabinet are installed, after cabinet, vertical copper bus-bar is fixed on mounting rail by insulator or insulated support etc., can continuity in order to what guarantee circuit, meet the requirement of low-voltage complete switch equipment concerned countries standard simultaneously.
2, the main body frame of this switch cubicle adopts openings section bar and three-way piece to adopt tapping screw installation to form, jointly be connected with aluminium threeway at the pcketing counterbore at the long plane of the section bar of openings section bar two ends, the connecting hole of short plane, play the effect of fixing general frame, guaranteed stability and the accuracy of cabinet body frame assembling; The long hinge mounting hole of plane of section bar and the chain connection of cabinet unit door, the dividing plate installing hole of the short plane of section bar is connected with dividing plate, side plate or the mounting bracket etc. of low-voltage cabinet inside, meets the assembling demand of overall voltage whole set switch cabinet.
3, the main body frame of this switch cubicle employing openings section bar and aluminium alloy three-way piece are through the mounting means of self-drilling connection, easy to assembly, increase the strength and stability performance of cabinet, and framework is not yielding, good looking appearance, manufacture craft is simple, and assembly process is convenient, the packaging efficiency of fixed switching cabinet significantly improved more in the past, can effectively prevent from playing because of high-current leading the cabinet fever phenomenon that eddy current produces.
4, the openings section bar that the main body frame of this switch cubicle adopts is the processing of aluminizing zinc steel plate, installing hole modularization, standardization level is high, has increased intensity and the barrier propterty of cabinet, has guaranteed that electric power, the lifting of complete set of equipments in the time bearing disjunction promotes and transportation afterframe is indeformable; The operations such as the later stage surface treatment of section bar have been reduced simultaneously, being applicable to panel beating ability produces voluntarily with the enterprise that possesses bending equipment, reduce the external coordination degree of dependence of voltage whole set switch cabinet panel beating parts, can not increase under raw-material prerequisite, strengthen section bar sectional area, intensity and linearity are improved, and in guaranteeing whole cabinet mechanical strength, have also improved barrier propterty.
5, this switch cubicle can meet low-voltage complete switch equipment load current value and reach the requirement of 6300A, meet the growing demand of distribution system, spare part standardization level is high, arrange compact, save space, between each unit, assemble flexible and diverse, highly versatile, in guaranteeing product quality, effectively reduce cabinet cost.
Accompanying drawing explanation
Fig. 1 is structural front view of the present utility model;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the perspective view of the utility model main body frame;
Fig. 4 is the perspective view of the utility model openings section bar;
Fig. 5 is the structural front view of the utility model openings section bar;
Fig. 6 is the right view of Fig. 5;
Fig. 7 is the left view of Fig. 5;
Fig. 8 is the vertical view of Fig. 5;
Fig. 9 is the upward view of Fig. 5.
Embodiment
For further understanding content of the present utility model, Characteristic, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows; It should be noted that, the present embodiment is descriptive, is not determinate, can not limit thus protection range of the present utility model.
The voltage whole set switch cabinet that openings section bar is made, comprises the function element of installing on main body frame and main body frame, wherein:
Main body frame is referring to Fig. 3, by four root posts 17, two entablatures 16, two sills 18, two upper deep beams 8, two quadro frame formula structures that lower deep beam 14 forms, wherein be set to front in the one side of main body frame, be used for installing front door 6, one mounting rail 11 is all installed between the column on its excess-three face top, column, crossbeam, deep beam all adopt openings section bar 19, the opening of openings section bar is towards inboard, three's connecting portion all adopts aluminium threeway 15 to carry out frame installation, and mounting rail and column adopt tapping screw to install.
The structure of the openings section bar that the utility model adopts is referring to Fig. 4,5,6,7,8,9, this openings section bar is to make strip opening at an adjacent right angle place of square section bar, the ratio that forms thus the long plane width of two equal short planes 22 and two equal 21, two short plane width of long plane and section bar on the section bar of this opening is 1:2.Uniform interval, longitudinal middle part position in two short planes of section bar is shaped with multiple coaxial dividing plate installing holes 23, is shaped with connecting hole 24 in the two side ends symmetry of dividing plate installing hole, and in the present embodiment accompanying drawing, made connecting hole is symmetrical two.Spacing between dividing plate installing hole, between dividing plate installing hole and adjacent connecting hole is identical, and the spacing between connecting hole and profile flange is the half of spacing between connecting hole.
The equal symmetry in both sides, longitudinal middle part position in two long planes of section bar is shaped with a coaxial pcketing counterbore 20, and the spacing of this pcketing counterbore and profile flange is same as the spacing between connecting hole and profile flange.Between the made pcketing counterbore of the long plane of section bar, uniform interval is shaped with hinge mounting hole 25 therein, and the spacing between spacing and the connecting hole of adjacent hinge mounting hole is identical.The long hinge mounting hole of plane of section bar and the dividing plate installing hole of the short plane of section bar form half modulus arranged with interval, make cell gate after installation and form nature between baffle plate or dividing plate to be sealed and matched.For the present embodiment, the long hinge mounting hole of plane of section bar and the dividing plate installing hole of the short plane of section bar are that equi-spaced apart is arranged.In addition, section bar entire length can change according to cabinet difference.
The function element of installing on described main body frame comprises circuit breaker 4, copper bus-bar 9, insulated support 10, in function, be divided into the unit such as bus-bar room 2, control room 3, element chamber 5, bus-bar room is positioned at cabinet top, with copper bus-bar as current-carrying conductor, be fixed on mounting rail by insulated support, on it, be packaged with top cover 1; In cabinet element chamber, circuit breaker is housed, corresponding front door is provided with operating grip or the button of this circuit breaker, and by dividing plate 13 and vertical copper bus-bar isolation after cabinet are installed, front door adopts hinge 7 hinges to be contained on column; After cabinet, vertical copper bus-bar is fixed on mounting rail by insulator or insulated support etc., can continuity in order to what guarantee circuit, also must meet the requirement of low-voltage complete switch equipment the countries concerned standard simultaneously.
Outgoing line cabinet circuit breaker element adopts fixing plugging switch, avoids as some drawout cubicle, being subject to the impact that connector failure rate is high, has guaranteed the safety and reliability that low voltage complete set uses.
Pcketing counterbore, the connecting hole at the long plane of section bar two ends are connected with aluminium threeway jointly, play fixing effect, have guaranteed stability and the accuracy of cabinet assembling.The long hinge mounting hole of plane and the chain connection of cabinet unit door, the dividing plate installing hole of short plane is connected with dividing plate, side plate or the mounting bracket etc. of low-voltage cabinet inside, meets the assembling demand of overall voltage whole set switch cabinet.
The side plate 12 of frame attachment is main support body, in order to bear being connected and fixed of each mounting panel, be embodied as the isolation of the inner each unit of complete equipment, according to the difference of functional requirement, can on mounting panel, be mounted to the electric component of complete equipment etc., also can frame dress backplate, for realizing the isolation between cabinet when the townhouse.
The side plate of cabinet body frame inside by frame attachment, the parts such as dividing plate, top cover, base plate 14 are installed are effectively connected to form different units compartment by tapping screw each other, and then meet the requirement of national standard, realize voltage whole set switch cabinet body for distributing function.