Gas cabinet cabinet top mounting and positioning device and method thereof
Technical field
The present invention relates to a kind of erecting device and method of gas cabinet, especially be suitable for the mounting and positioning device and the installation method on large-scale gas cabinet top.
Background technique
The general design height of large-scale gas cabinet is all above 90 meters, its installation basic principle, be exactly after cabinet bottom one joint is installed, just earlier the cabinet top is set up immediately, utilize the special-purpose machines and tools connecting rod that the cabinet top is fused with piston temporarily, form little low cabinet earlier, use aerostatic buoyancy, make it to become one " mobile work platform ", movable platform is suspended on the cabinet by the bird hook that is connected with connecting rod, and middle each section of cabinet is installed again, and is high to the top until cabinet, cabinet top and cabinet formally being connected is that cabinet is risen empty location again, finishes the cabinet construction.When cabinet is risen the construction of empty location, should finish the fixing of cabinet top finishes connecting rod and separating that cabinet pushes up again, usually the method that adopts is: under the aerostatic buoyancy effect, earlier cabinet toplap buoyance lift is crossed designed elevation, connecting rod and being connected that cabinet pushes up are removed simultaneously with interim bracket in location, welding cabinet top under the state of suspension of high-altitude, descend in all constructions final vacuum that finishes, finish the cabinet top the location, high-altitude and with the separating of piston.
Conventional cabinet is risen sky and is orientated as and satisfy cabinet toplap buoyance lift apart from having increased a large amount of interim steel using amounts; Need concentrate a large amount of artificial facility to construct and the maintenance of suspension system water, electricity, gas at short notice; Also there is great potential safety hazard in the long-time construction that suspends, in case the elevating movement that air pressure variations all will cause the cabinet top takes place in the suspension work progress, influences the welding of bracket, and serious cabinet top " roof fall " will take place or fall the major accident of damaging bracket after rise.
Conventional construction can't be risen the construction process perfect adaptation of empty location with cabinet with the bird hook, has one-sidedness, nonstandard, lack of standard, and cost reduces not obvious, has great potential safety hazard, can't extensively promote the use of.
Summary of the invention
Technical problem to be solved by this invention provides the gas cabinet cabinet top mounting and positioning device of a kind of easy construction, safety.
The present invention solves the gas cabinet cabinet top mounting and positioning device that its technical problem adopts, and comprises the connecting rod that is connected with piston in the cabinet, and the bird hook is connected with connecting rod by bird hook hinge, and connecting rod top is connected with employing movable rod between cabinet pushes up.
The present invention simultaneously also provides the method for construction that adopts gas cabinet cabinet top mounting and positioning device, may further comprise the steps:
1) adopt connecting rod, movable rod that cabinet top and piston are connected to form whole movable platform;
2) inflation makes the unsteady rising of movable platform in cabinet, and finishes segmentation and install, adjust construction;
3) mounting point according to the cabinet top is provided with bracket at cabinet;
4) bird is hooked on the bracket, adjusts cabinet top and installation in position, finish the fixing of cabinet top;
5) dismounting movable rod is removed being connected between bird hook and the bracket;
6) piston reset is finished installation.
Adopt the mounting and positioning device and the installation method on large-scale gas cabinet of the present invention top, have following beneficial effect: 1, installation used steel consumption greatly reduces, and has reduced raw-material consumption, has reduced cost.2, make and concentrate a large amount of people, machine, things to construct and the system maintenance of water, electricity, gas in the short time that need not hovering when cabinet is risen empty location, operating expenses greatly reduces.3, need not to construct under the buoyance lift floating state, system has solved the security hidden trouble of this technology comprehensively, makes cabinet rise empty location easy construction, quick, safety.
Description of drawings
Fig. 1 is a gas cabinet cabinet of the present invention top mounting structure schematic representation;
Fig. 2 is the schematic side view of gas cabinet cabinet top mounting and positioning device;
Fig. 3 is the schematic representation of another kind of mode of execution.
Reference character among the figure: 1-cabinet top, 2 connecting rods, 3 bird hooks, 4 brackets, 5 cabinets, 6 movable rods, 7-connecting-rod bolts, 8 cabinet top connecting bolts, 10-bird hook hinge.
Embodiment
In the installation process of large-scale gas cabinet, for with cabinet top installation in position, adopt connecting rod 2 that piston in the cabinet and cabinet top 1 are linked together, then to inflation pressurization in the cabinet, also upwards float in the upwards unsteady cabinet top 1 that drives of piston, because it is very high that cabinet pushes up 1 mounting point, the therefore necessary form of construction work that adopts segmentation upwards to float.By bird hook hinge 10 bird hook 3 is installed on the connecting rod 2, bird hook 3 can be avoided the bracket 4 on the cabinet 5 in uphill process, bird hook 3 can hang on the bracket 4 when descending, when a segment distance is floated on cabinet top 1, the coupler body 9 that is connected the bird hook 3 on the connecting rod 2 by bird hook hinge 10 hangs on the protruding bracket 4 that is arranged on the cabinet 5 constructs, and repeats next segmentation on cabinet top 1 after construction is finished again and floats.
Connecting rod of the present invention, bird hook device are as shown in Figure 1, between connecting rod 2 and cabinet top 1, be provided with movable rod 6, adopt the mode of structure that removably connects or adopt reduction movable rod 6 height between movable rod 6 and the connecting rod 2, make between connecting rod 2 and the cabinet top 1 and reserve activity space.Float when being raised to the mounting point on cabinet top on cabinet top 1, the design size that hangs over bird hook 3 satisfies on the bracket 4 of cabinet top installation dimension, like this by cabinet top connecting bolt 8 with cabinet top installation in position, after cabinet pushed up 1 installation, dismounting movable rod 6 made slot milling between connecting rod 1 and the cabinet top 1, and then floating piston and connecting rod 1, remove being connected between bird hook 3 and the bracket 4, make piston drivening rod 2,3 declines of bird hook again, finish whole installation processes.Therefore solved in the existing mounting structure because cabinet top 1 and directly has been connected, be hooked on the problem that to dismantle connecting rod after the installation cabinet pushes up on the bracket bird with connecting rod 2.
As the concrete structure of movable rod 6, can adopt multiple structure, (1) structure as shown in Figure 1, 2 is provided with level between connecting rod 2 and the movable rod 6 and is connected the plane, adopts connecting-rod bolts 7 to link together each other, and being connected of movable rod 6 and cabinet top 1.Behind the installation in position of cabinet top, remove being connected of movable rod 6 and connecting rod 2, cabinet top 1 simultaneously, then movable rod 6 is taken out, make between connecting rod 2 and the cabinet top 1 to form and the highly consistent space of movable rod 6; (2) can also adopt as shown in Figure 3, link together with horizontally disposed connecting-rod bolts 7 in the side of connecting rod 2 and movable rod 6, and being connected of movable rod 6 and cabinet top 1.Remove being connected of movable rod 6 and connecting rod 2, cabinet top 1 simultaneously, movable rod 6 is than easier taking-up of Fig. 2 mode of execution and dismounting; (3) in addition can also be with jack as movable rod 7, jack both had been convenient to cabinet and had been pushed up 1 adjustment when in place like this, be convenient to again dismantle, but its cost was higher.
Installation method as gas cabinet cabinet of the present invention top, adopt following steps:
1) adopt connecting rod 2, movable rod 6 that cabinet top 1 and piston are connected to form whole movable platform;
2) inflation makes the unsteady rising of movable platform in cabinet 5, and adopts bird hook 3 to finish segmentation and install, adjust and construct;
3) push up 1 installation in position position according to the size distance of cabinet top 1 from cabinet, bracket 4 is set in the relevant position of cabinet 5 with bird hook 3;
4) after hanging over bird hook 3 on the bracket 4, adjust cabinet top 1 and installation in position, finish the fixing of cabinet top;
5) dismounting movable rod 6, float rising piston and connecting rod 2 are removed being connected between bird hook 3 and the bracket 4;
6) piston reset is finished installation.
In above-mentioned steps, step 3) can be carried out when arbitrary steps before, and its purpose only is cabinet top 1 when being in the highest mounting point, and bird hook 3 can hang on the bracket 4.