CN103552800B - Large-scale can-like equipment shift method - Google Patents

Large-scale can-like equipment shift method Download PDF

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Publication number
CN103552800B
CN103552800B CN201310535525.0A CN201310535525A CN103552800B CN 103552800 B CN103552800 B CN 103552800B CN 201310535525 A CN201310535525 A CN 201310535525A CN 103552800 B CN103552800 B CN 103552800B
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plate
equipment
steel
aisle
scale
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CN201310535525.0A
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Chinese (zh)
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CN103552800A (en
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冯兆辉
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中国化学工程第三建设有限公司
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Abstract

The present invention relates to a kind of shift method for cylindrical can-like equipment such as large-scale urea synthesizers.Its objective is to provide a kind of large-scale can-like equipment shift method easy and simple to handle, can-like device rolling can be avoided in translation motion.The present invention's large-scale can-like equipment shift method comprises 1), road pavement carries out smooth, cure process; 2) two haul steel rows, are prepared, haul steel row includes 1 saddle seat, 2 steel row's bodies and 4 heavy body transporting units, then by can-like equipment horizontal, with hydraulic jack by after slow for can-like equipment jack-up, the discharge of two haul steel is placed in can-like equipment rear and front end, the outer circumference surface of can-like equipment is pressed together on the upper surface of the arc of saddle seat, and it is consistent with the length direction of can-like equipment that the rolling of heavy body transporting unit moves direction; 3), on saddle seat be fixedly connected with steel rope, the other end of steel rope is connected on winch; 4), winch is started, by can-like equipment moving to Hoisting Position.

Description

Large-scale can-like equipment shift method
Technical field
The present invention relates to the method that main equipment moves integrally, particularly relate to a kind of shift method for cylindrical can-like equipment such as large-scale urea synthesizers.
Background technology
Urea synthesizer is one of urea plant key equipment, is the main equipment for carbon dioxide, liquefied ammonia Reactive Synthesis urea at high temperature under high pressure.Urea synthesizer transports lifting place to from manufacturing producer, first will through haul, unloads in the truck position of unloading then arriving camp site.Due to place restriction, need synthetic tower to move a segment distance from unloading truck position to Hoisting Position, the diameter of large-scale urea synthesizer is about four meters, height about 40 meters, weight is close to 600 tons, and the movement for extra heavy especially big equipment like this must adopt special method.
At present, the moving method of main equipment is a lot, there is lifting, track slides, utilize the multiple methods such as buoyancy of water moves, similar as number of patent application be 02100592.3, disclose a kind of large-scale superelevation, the integral translating method of overweight things posited and equipment, by temporary base, lower raceway plate, rolling bar, upper raceway plate, jack, hydraulic control system forms the whole moving device of things posited together, first moving method arranges temporary base, raceway plate under temporary base is placed, on lower raceway plate, rolling bar is placed at interval, raceway plate on rolling bar is placed, then place and moved things posited, draw with jack, tractive force and the direction of jack is adjusted by hydraulic control system.
For the large-scale tank container that such as urea synthesizer is this kind of, because its entirety is similar to cylinder, easily roll in translation motion, the quality of equipment and profile are comparatively large in addition, adopt general method to be difficult to realize translation.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of large-scale can-like equipment shift method easy and simple to handle, can avoid can-like device rolling in translation motion.
The present invention's large-scale can-like equipment shift method, comprises the following steps: 1), road pavement carries out smooth, cure process, 2), prepare two haul steel rows, described each haul steel row includes 1 saddle seat, 2 steel row's bodies and 4 heavy body transporting units, saddle seat comprises arc and saddle base plate, arc is positioned at above saddle base plate, arc is fixedly connected with by floor with saddle base plate, arc has the upper surface can fitted with can-like equipment outer circumference surface, steel row body comprises upper cover plate, lower shoe, upper cover plate is fixedly connected with lower shoe by shaped steel, 2 steel row bodies lay respectively at lower left and the lower right of saddle seat, saddle base plate is pressed on two upper cover plates, two heavy body transporting units are all fixedly installed below each lower shoe, then by can-like equipment horizontal, with hydraulic jack by after slow for can-like equipment jack-up, the discharge of two haul steel is placed in can-like equipment rear and front end, the outer circumference surface of can-like equipment is pressed together on the upper surface of arc, it is consistent with the length direction of can-like equipment that the rolling of heavy body transporting unit moves direction, 3), on saddle seat be fixedly connected with steel rope, the other end of steel rope is connected on winch, 4), winch is started, by can-like equipment moving to Hoisting Position.
The present invention's large-scale can-like equipment shift method, wherein said step 1) in, after road pavement carries out smooth, cure process, then on road surface, lay steel plate, lay a walkway board respectively on the upper left side of steel plate and upper right side; Described step 2) in, heavy body transporting unit is all pressed on walkway board.By arranging walkway board, the transport of large-scale can-like equipment can be made more steady.
The present invention's large-scale can-like equipment shift method, wherein said walkway board is bar shaped, comprise aisle upper plate and aisle lower plate, the width of aisle lower plate is greater than the width of aisle upper plate, aisle lower plate is fixedly connected with by two channel-section steels with aisle upper plate, the opening of two channel-section steels all outwardly, and there is spacing between two channel-section steels, the left side of aisle lower plate and aisle upper plate and right side are provided with some gussets, some gussets of the left and right sides are uniformly distributed from front to back, the shape of gusset is right-angled trapezium, the top of each gusset is fixedly connected with aisle upper plate, being fixedly connected with aisle lower plate below of each gusset, the square edge of each gusset is fixedly connected with channel-section steel base plate, the hypotenuse being positioned at the gusset in left side connects the limit, left side of aisle upper plate and aisle lower plate, the hypotenuse being positioned at the gusset on right side connects the right edge of aisle upper plate and aisle lower plate.
The present invention's large-scale can-like equipment shift method, the lower shoe of wherein said steel row body comprises header board, middle plate and rear plate, front and rear panels are the circular arc plate of K/UP, middle plate is dull and stereotyped, the shaped steel connecting upper cover plate and lower shoe is I-beam section, I-beam section is many, is divided into left and right two row, is evenly arranged from front to back.
The present invention's large-scale can-like equipment shift method, is fixedly connected with by L shape clamp between wherein said heavy body transporting unit and steel row body.
The present invention's large-scale can-like equipment shift method, wherein said evenness of road surface, cure process mode are backfill method, lay rubble or heavy-tamping method.
The present invention's large-scale can-like equipment shift method, the cure process on wherein said road surface realizes by repeatedly rolling sclerosis, and the load-carrying capacity on the road surface after cure process is every sq m more than 20 tons.
The present invention's large-scale can-like equipment shift method, the steel plate thickness of wherein said road surfacing is 30 millimeters.
The present invention's large-scale can-like equipment shift method, the haul steel row being positioned at front side is 1/4 of can-like device length with the distance of can-like front equipment end, and the haul steel row being positioned at rear side is 1/4 of can-like device length with the distance of can-like equipment rear end.By the position that haul steel row is placed on setting, the laying distance on road surface effectively can be shortened.
The present invention's large-scale can-like equipment shift method, wherein said can-like equipment is urea synthesizer.
The present invention's large-scale can-like equipment shift method difference from prior art is that the present invention is undertaken smooth by road pavement, cure process, roadway is made to meet the transportation request of large-scale can-like equipment, by arranging two haul steel rows, can-like equipment is placed on haul steel row, haul steel row is pulled by winch, just can by large-scale can-like equipment moving to Hoisting Position, the present invention is by arranging saddle seat, saddle seat coordinates with the outer circumference surface of large-scale can-like equipment, effectively prevent the rolling of large-scale can-like equipment, improve the stability of transport, by using heavy body transporting unit, simplify translation step.
Below in conjunction with accompanying drawing, large-scale can-like equipment shift method of the present invention is described further.
Accompanying drawing explanation
Fig. 1 is the structural representation before the translation of the present invention's large-scale can-like equipment;
Fig. 2 is the structural representation after the translation of the present invention's large-scale can-like equipment;
Fig. 3 is the cutaway view along A-A direction in Fig. 1;
Fig. 4 is the right elevation that can-like equipment installs haul steel row place;
Fig. 5 a, 5b, 5c are front view, birds-eye view, the left view of saddle seat;
Fig. 6 a, 6b, 6c are left view, birds-eye view, the cross sectional drawing of steel row body;
Fig. 7 a, 7b, 7c are front view, left view, the birds-eye view of walkway board.
Detailed description of the invention
The present invention's large-scale can-like equipment shift method comprises the following steps:
1), road pavement carries out smooth, cure process; The mode of road pavement process can adopt backfill method, lay rubble or heavy-tamping method.The cure process of road pavement is that roller passes through repeatedly to roll sclerosis realization, and the load-carrying capacity on the road surface after cure process requires every sq m more than 20 tons.
2) two haul steel rows, are prepared.As shown in Figure 3, Figure 4, each haul steel row 9 includes 1 saddle seat, 1,2 steel row's bodies 2 and 4 heavy body transporting units 3.Shown in composition graphs 5a, 5b, 5c, saddle seat 1 comprises arc 11 and saddle base plate 12, arc 11 is positioned at above saddle base plate 12, and arc 11 is fixedly connected with by floor 13 with saddle base plate 12, and arc 11 has the upper surface can fitted with can-like equipment outer circumference surface.Wherein floor 13 has many, is divided into left side floor 131, middle part floor 132 and right side floor 133.Middle part floor 132 has 9, and be vertical layout, and be from left to right uniformly distributed, the upper end of each middle part floor 132 is all welded on the lower surface of arc 11, and the lower end of each middle part floor 132 is all welded on saddle base plate 12.Left side floor 131 has 4, each left side floor 131 is also vertically arranged, and be uniformly distributed from front to back, the lower end of each left side floor 131 is welded on saddle base plate 12, the rear end of each left side floor 131 is welded on and is positioned on the middle part floor 132 of the leftmost side, and is also welded with horizontally disposed brace panel 14 between each left side floor 131.The right side structure of floor 133 and arrangement and left side floor 131 symmetry.
Shown in composition graphs 6a, 6b, 6c, steel row body 2 comprises upper cover plate 21, lower shoe 22, upper cover plate 21 is fixedly connected with lower shoe 22 by shaped steel, 2 steel row bodies 2 lay respectively at lower left and the lower right of saddle seat 1, the lower shoe 22 of steel row body 2 comprises header board 221, middle plate 222 and rear plate 223, header board 221 and rear plate 223 are the circular arc plate of K/UP, middle plate 222 is dull and stereotyped, the shaped steel connecting upper cover plate 21 and lower shoe 22 is I-beam section 23, I-beam section 23 is many, be divided into left and right two row, be evenly arranged from front to back.Saddle base plate 12 is pressed on two upper cover plates 21, two heavy body transporting units 3 are all fixedly installed below each lower shoe 22, be fixedly connected with by L shape clamp between heavy body transporting unit 3 and steel row body 2, L-type clamp upper end and steel are arranged body 2 and are welded, lower end sticks heavy body transporting unit, both guarantees synchronizing moving.
Then by can-like equipment horizontal, with hydraulic jack by after slow for can-like equipment jack-up, the discharge of two haul steel is placed in can-like equipment rear and front end, again hydraulic jack is unloaded, the outer circumference surface of can-like equipment is pressed together on the upper surface of arc 11, and it is consistent with the length direction of can-like equipment that the rolling of heavy body transporting unit 3 moves direction; The haul steel row being wherein positioned at front side is 1/4 of can-like device length with the distance of can-like front equipment end, and the haul steel row being positioned at rear side is 1/4 of can-like device length with the distance of can-like equipment rear end.
3), on saddle seat 1 be fixedly connected with steel rope, the other end of steel rope is connected on winch; On the attachment point that the dead ahead that winch is fixed on can-like equipment translation direction is arranged.Or in fixed point fixed installation haul block group, winch is fixedly mounted on other positions.
4), winch is started, by can-like equipment moving to Hoisting Position.
Adopt said method, just can facilitate the large-scale can-like equipment of stable translation, the present invention is that the translation of large-scale pot container proposes method safely and effectively, and the use of saddle seat improves the stability of can-like equipment, heavy body transporting unit instead of and uses a large amount of rolling bars, simplifies translation step.Fact proved, shift method construction cost of the present invention is low, the duration is short, substantially increase the safety of large-scale pot container translation.
The large-scale can-like equipment of this law translation can be the equipment that urea synthesizer etc. has compared with long cylindrical vessel.
Shift method of the present invention, also can after road pavement carry out smooth, cure process, then on road surface, lay steel plate, steel plate 4 thickness is 30 millimeters, lay a walkway board 5 respectively on the upper left side of steel plate 4 and upper right side, heavy body transporting unit 3 is all pressed on walkway board 5.
Composition graphs 7a, 7b, shown in 7c, walkway board 5 is in bar shaped, comprise aisle upper plate 51 and aisle lower plate 52, the width of aisle lower plate 52 is greater than the width of aisle upper plate 51, aisle lower plate 52 is fixedly connected with by two channel-section steels 53 with aisle upper plate 51, the opening of two channel-section steels 53 all outwardly, and there is spacing between two channel-section steels 53, the left side of aisle lower plate 52 and aisle upper plate 51 and right side are provided with some gussets 54, some gussets 54 of the left and right sides are uniformly distributed from front to back, the shape of gusset 54 is right-angled trapezium, the top of described each gusset 54 is fixedly connected with aisle upper plate 51, being fixedly connected with aisle lower plate 52 below of each gusset 54, the square edge of each gusset 54 is fixedly connected with channel-section steel 53 base plate, the hypotenuse being positioned at the gusset 54 in left side connects the limit, left side of aisle upper plate 51 and aisle lower plate 52, the hypotenuse being positioned at the gusset 54 on right side connects the right edge of aisle upper plate 51 and aisle lower plate 52.
Embodiment
Below with the translation motion of urea synthesizer, illustrate shift method of the present invention.
Need the nearly 4m of the diameter of the urea synthesizer of translation, length 40m, separate unit weight more than 600 ton.As shown in Figure 1, urea synthesizer 6 is grouping welding at, 20 meters, urea framework north side, is completed by equipment manufacturer.Complete after assembly welding work until equipment, need the Hoisting Position 7 equipment being moved to equipment by group welding position, the on-the-spot winch that adopts draws.
Concrete grammar and step are:
First road pavement carries out smooth, cure process, and steel plate is laid on road surface, and steel plate 4 thickness is 30 millimeters, width is 1500 millimeters, and length is 8000 millimeters, and quantity is 8 pieces, shown in composition graphs 3, lay a walkway board 5 respectively on the upper left side of steel plate 4 and upper right side; The road surface of equipment walking must repeatedly be rolled and cure process, earth bearing strength is at 20 tons/every sq m, for ensureing evenness of road surface, steel plate is laid on road surface, and then arrange walkway board, smooth sequential when guaranteeing to walk on road surface, reduce resistance, winch anchor point can utilize concrete frame column nearby, also can arrange the attachment point of a fixed anchor point as winch specially;
And then utilize the hydraulic jack 8 of 400 tons, 2 cover by urea synthesizer 6 slowly jack-up, the tire that rolls that tower body assembly welding uses is withdrawn, under synthetic tower, places two haul steel rows 9, synthetic tower is placed on 2 haul steel rows;
Finally recycling 50 tons of polyspast and 5 tons of winchs do power traction equipment moving to Hoisting Position.As shown in Figure 2, urea synthesizer is moved to Hoisting Position.In Fig. 1, Fig. 2, direction shown in filled arrows is synthetic tower transport translation route direction.
As shown in Figure 3, each haul steel row 9 arranges the heavy body transporting unit 3 of bodies 2,4 200 tons by 1 saddle seat, 1,2 steel and 2 walkway boards 5 form.Saddle seat 1 is located on steel row body 2, and steel row body 2 is located on heavy body transporting unit 3, is completed the translation of urea synthesizer 6 by the walking of heavy body transporting unit 3 on walkway board 5.Synchronizing moving both the friction force that the immense pressure passing to steel row body 2 by saddle seat 1 between saddle seat 1 and steel row body 2 produces ensures, steel row body 2 is be connected by L-type clamp with heavy body transporting unit 3, L-type clamp and steel are arranged body 2 and are welded, another side sticks heavy body transporting unit 3, both guarantees synchronizing moving.Heavy body transporting unit is moved forward by cylindrical roller chain on walkway board, and what the heavy body transporting unit mentioned in the present invention adopted is existing mature equipment, mainly contains to roll to move, turn round, lock three parts composition.
Above-described embodiment is only be described the preferred embodiment of the present invention; not scope of the present invention is limited; under not departing from the present invention and designing the prerequisite of spirit; the various distortion that those of ordinary skill in the art make technical scheme of the present invention and improvement, all should fall in protection domain that claims of the present invention determines.

Claims (10)

1. a large-scale can-like equipment shift method, is characterized in that comprising the following steps:
1), road pavement carries out smooth, cure process;
2), prepare two haul steel rows, described each haul steel row includes 1 saddle seat (1), 2 steel row's body (2) and 4 heavy body transporting units (3), described saddle seat (1) comprises arc (11) and saddle base plate (12), arc (11) is positioned at saddle base plate (12) top, arc (11) is fixedly connected with by floor (13) with saddle base plate (12), described arc (11) has the upper surface can fitted with can-like equipment outer circumference surface, described steel row's body (2) comprises upper cover plate (21), lower shoe (22), upper cover plate (21) is fixedly connected with lower shoe (22) by shaped steel, described 2 steel row's body (2) lay respectively at lower left and the lower right of saddle seat (1), described saddle base plate (12) is pressed on two upper cover plates (21), described each lower shoe (22) below is all fixedly installed two heavy body transporting units (3),
Then by can-like equipment horizontal, with hydraulic jack by after slow for can-like equipment jack-up, the discharge of two haul steel is placed in can-like equipment rear and front end, the outer circumference surface of can-like equipment is pressed together on the upper surface of arc (11), and it is consistent with the length direction of can-like equipment that the rolling of described heavy body transporting unit (3) moves direction;
3), on saddle seat (1) be fixedly connected with steel rope, the other end of steel rope is connected on winch;
4), winch is started, by can-like equipment moving to Hoisting Position.
2. large-scale can-like equipment shift method according to claim 1, it is characterized in that: described step 1) in, after road pavement carries out smooth, cure process, then on road surface, lay steel plate, lay a walkway board (5) on the upper left side of steel plate (4) and upper right side respectively; Described step 2) in, heavy body transporting unit (3) is all pressed on walkway board (5).
3. large-scale can-like equipment shift method according to claim 2, it is characterized in that: described walkway board (5) is in bar shaped, comprise aisle upper plate (51) and aisle lower plate (52), the width of aisle lower plate (52) is greater than the width of aisle upper plate (51), aisle lower plate (52) is fixedly connected with by two channel-section steels (53) with aisle upper plate (51), the opening of two channel-section steels (53) all outwardly, and there is spacing between two channel-section steels (53), the left side of aisle lower plate (52) and aisle upper plate (51) and right side are provided with some gussets (54), some gussets (54) of the left and right sides are uniformly distributed from front to back, the shape of described gusset (54) is right-angled trapezium, the top of described each gusset (54) is fixedly connected with aisle upper plate (51), being fixedly connected with aisle lower plate (52) below of each gusset (54), the square edge of each gusset (54) is fixedly connected with channel-section steel (53) base plate, the hypotenuse being positioned at the gusset (54) in left side connects the limit, left side of aisle upper plate (51) and aisle lower plate (52), the hypotenuse being positioned at the gusset (54) on right side connects the right edge of aisle upper plate (51) and aisle lower plate (52).
4. the large-scale can-like equipment shift method according to claim 1 or 2 or 3, it is characterized in that: the lower shoe (22) of described steel row's body (2) comprises header board (221), middle plate (222) and rear plate (223), described header board (221) and rear plate (223) are the circular arc plate of K/UP, described middle plate (222) is dull and stereotyped, the shaped steel connecting described upper cover plate (21) and lower shoe (22) is I-beam section (23), I-beam section (23) is many, be divided into left and right two row, be evenly arranged from front to back.
5. large-scale can-like equipment shift method according to claim 4, is characterized in that: be fixedly connected with by L shape clamp between described heavy body transporting unit (3) and steel row's body (2).
6. large-scale can-like equipment shift method according to claim 1, is characterized in that: described evenness of road surface, cure process mode are backfill method, lay rubble or heavy-tamping method.
7. large-scale can-like equipment shift method according to claim 4, is characterized in that: the cure process on described road surface realizes by repeatedly rolling sclerosis, and the load-carrying capacity on the road surface after cure process is every sq m more than 20 tons.
8. large-scale can-like equipment shift method according to claim 2, is characterized in that: steel plate (4) thickness of described road surfacing is 30 millimeters.
9. large-scale can-like equipment shift method according to claim 7, it is characterized in that: the haul steel row being positioned at front side is 1/4 of can-like device length with the distance of can-like front equipment end, the haul steel row being positioned at rear side is 1/4 of can-like device length with the distance of can-like equipment rear end.
10. large-scale can-like equipment shift method according to claim 1, is characterized in that: described can-like equipment is urea synthesizer.
CN201310535525.0A 2013-10-31 2013-10-31 Large-scale can-like equipment shift method CN103552800B (en)

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CN103949789B (en) * 2014-05-04 2016-05-04 中国化学工程第三建设有限公司 The fabrication and installation method of the nonstandard tank of coal gasification, translating device and the shift method of nonstandard tank cylindrical shell
CN104787554B (en) * 2015-05-12 2017-03-08 中国化学工程第三建设有限公司 A kind of horizontal equipment translating device
CN106013907B (en) * 2016-06-20 2018-02-06 中石化南京工程有限公司 A kind of spherical tank support column movement easy device and spherical tank support column moving method
CN106218741B (en) * 2016-08-31 2018-10-02 杭州远大不锈钢有限公司 Combined type load-carrying carrier
CN108033395A (en) * 2017-12-15 2018-05-15 中国化学工程第三建设有限公司 A kind of drying machine erection device and method

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