CN103084817B - The installation method of industry cylindrical furnace radiating furnace tube - Google Patents
The installation method of industry cylindrical furnace radiating furnace tube Download PDFInfo
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- CN103084817B CN103084817B CN201210594960.6A CN201210594960A CN103084817B CN 103084817 B CN103084817 B CN 103084817B CN 201210594960 A CN201210594960 A CN 201210594960A CN 103084817 B CN103084817 B CN 103084817B
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Abstract
The invention discloses a kind of installation machinery and construction method of industrial cylindrical furnace radiating furnace tube.Machinery comprises fixed base plate, newel, support bar, cantilever beam, newel bottom is provided with base plate, base plate is fixed on industrial cylindrical furnace, one end and cantilever beam one end of support bar are fixedly connected to form leg-of-mutton both sides, the other end of support bar and cantilever beam is respectively equipped with the sleeve be on same straight line, support bar and cantilever beam by jacket casing on newel, and can around newel 360 degree rotation.Based on the construction method of this machinery, by U-shaped Tube sling on cantilever beam, then U-tube is gone to correct position by driving handle, promotes boiler tube install to installation site with lifting device.Adopt this machinery and construction method, greatly reduce the construction volume of scaffold; Can fulfil the construction of Roof lining ahead of schedule, the construction of Roof lining also can not be installed boiler tube and be had an impact; And this machinery can repeat to remove and use, and saves construction cost.
Description
Technical field
The present invention relates to field of chemical equipment, specifically refer to a kind of erecting device and installation method of industrial cylindrical furnace radiating furnace tube.
Background technology
Existing industrial cylindrical furnace radiant section furnace pipe construction is all 2 one group usually, be prefabricated into U-shaped, carry out in-site installation, conventional mounting mode has 2 kinds, one is that radiant section furnace top board is not gone up, completely take around scaffold, 25 tons or 50 tons of truck cranes are adopted to re-lay stove roof plate by after U-shaped boiler tube one by one installation, the method must take full scaffold around cylindrical furnace, workload is very large, re-lay top board after boiler tube installation in addition, have a strong impact on top liner construction, larger on the construction period impact of project; Another is by the hole for hoist on radiation furnace roof, adopt 25 tons or 50 tons of truck cranes that boiler tube is lifted up into burner hearth, using scaffold as support, first deposit in burner hearth, then by lifting device as the boiler tube deposited in burner hearth is hung boiler tube installation site by some supplementary means such as jack or manual cucurbit, scaffold one by one, the method drawback is that difficulty of construction is large, and the cycle is long.
Summary of the invention
The present invention is to provide a kind of erecting device manufacturing the industrial cylindrical furnace radiating furnace tube of simple, easy to operate, high construction efficiency for solving to above-mentioned technical problem, reaches the object simplifying construction procedure, shorten the construction time limit.
Another technical problem to be solved by this invention is to provide that a kind of construction procedure simplifies, the installation method of the industrial cylindrical furnace radiating furnace tube of short construction period.
With regard to the installation machinery of industrial cylindrical furnace radiating furnace tube, the present invention solves the problems of the technologies described above adopted technical scheme, a kind of installation machinery of industrial cylindrical furnace radiating furnace tube, comprise base plate, newel, support bar, base plate is fixed on industrial bottom of cylinder, newel is fixed on substrate, cantilever beam is provided with hanger for the one end lifted, support bar one end and cantilever beam are fixedly connected to form leg-of-mutton both sides, the other end of support bar and cantilever beam is respectively equipped with the sleeve be on same straight line, support bar and cantilever beam are located on newel by jacket casing and also can rotate around newel 360 degree.
Preferably, above-mentioned newel top is provided with the top supporting rod be fixedly connected with industrial cylinder furnace roof, and top supporting rod can overcome the moment of torsion of cantilever beam, reduces the intensity of newel and base, reaches the object of saving material.
Preferably, the position on above-mentioned newel below cantilever beam sleeve is provided with supporting plate, and supporting plate is fixed on newel by reinforcement.The external diameter of supporting plate is greater than the external diameter of sleeve, has reinforcement to be connected with newel below supporting plate.
Preferably, above-mentioned support bar is provided with the handle for manual operation, and the setting height(from bottom) of handle is that the chest locations of ordinary person is advisable.
Preferably, the side of above-mentioned cantilever beam lifting is provided with plug, and the radius of plug is greater than the radius of cantilever beam pipe.The effect of plug is to prevent the radiant tube landing in lifting.
Preferably, in above-mentioned sleeve, be provided with the ring flat-plate that annular strengthens sleeve strength, use ring flat-plate can reduce sleeve thickness and save material, and the gap of reducing between sleeve and newel strengthen stability.
With regard to industrial cylindrical furnace radiating furnace tube installation method, this method is that the construction method solved the problems of the technologies described above comprises the steps: above-mentioned erecting device to be vertically placed in the middle part of cylindrical furnace, and be fixed on bottom cylindrical furnace by base plate, top supporting rod is fixed on cylindrical furnace top, then utilize crane the U-tube preset to be hung and install on mechanical cantilever beam-ends, workmen's driving handle makes cantilever beam structure rotate around newel, forward boiler tube to position to be installed, in the suitable position of boiler tube as mounted 2 lifting ropes on center of gravity, boiler tube is promoted to installation site by lifting device such as the manual cucurbit of rotating on hanger, workmen shifts onto on boiler tube lift hook position by parallel for boiler tube again, operation lifting device makes boiler tube drop on suspension hook, install again.
Repeat above-mentioned steps, whole radiant tube is installed.
Cylindrical furnace radiant coil is all be prefabricated into U-shaped usually, and 2 one group is all generally use crane lifting radiant tube.
Compared with prior art, adopt installation of the present invention machinery and construction method, there is following significant technique effect: 1, adopt this machinery to construct, greatly reduce the construction volume of scaffold; 2, the construction of Roof lining also can be fulfiled ahead of schedule, can not install have an impact to boiler tube; 3, this machinery can repeat to remove and use, and saves construction cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of machinery;
Fig. 2 is the top view of machinery;
Wherein: 1, newel; 2, sleeve; 3, ring flat-plate; 4, supporting plate; 5, reinforcement; 6, base plate; 7, handle; 8, support bar; 9, hanger; 10, cantilever beam; 11, top supporting rod; 12, plug
Detailed description of the invention
Structural representation below in conjunction with Fig. 1 machinery does further detailed description.The size of machinery, the kind of material, and the installation site of parts can be chosen according to the needs of construction.Machinery be fixedly connected with can for welding, be threaded and riveted joint etc., reach requirement of strength.Below using whole optimal design of machinery as embodiment, the mode of being fixedly connected with adopts welding.
Machinery should draw construction material cutting plan according to the specification of cylindrical furnace radiant section, and material cutting plan should meet the following requirements: cantilever beam 10 length must be less than the radius of boiler tube suspension hook to cylindrical furnace center, and mechanical height is slightly also lower than lift hook position; The control of welding deformation should be taken into full account in mechanical welding termination process.
Machinery production generally selects following material: newel 1 selects seamless carbon steel tube; Sleeve 2 generally selects seamless carbon steel tube; Cantilever beam 10 and support bar 8 adopt seamless carbon steel tube; Handle 7 adopts seamless carbon steel tube; Ring flat-plate 3, reinforcement 5 plate adopt carbon steel sheet; Supporting plate 4, plug 12, hanger 9, fixation steel plate all adopt carbon steel sheet; Top supporting rod 11 adopts angle steel, and hanger 9 hangs jack, and jack is used for promoting radiant tube, and jack is a kind of lifting device often used in construction, as cucurbit.The safety coefficient of jack will meet safe construction requirement.Except jack, also electric hoist etc. can be used.
Manufacture this machinery, first at the bottom of all-radiant furnace, one piece of fixation steel plate is welded in newel 1 position, this steel plate and drop-bottom with between the welding method of section weldering, center ring flat-plate 3, supporting plate 4 and reinforcement 5 plate then on welding newel 1, take full weld, controls welding deformation; Then by vertical for newel 1 straight, load upper and lower sleeve 2, check the gap of newel 1 and sleeve ring flat-plate 3, require newel 1 and ring flat-plate 3 gap suitable, generally do not exceed 5mm; Adopt reinforcement gusset 5 to fix bottom newel 1, be welded on the steel plate on radiation bottom centre post 1, take the mode of full weld; Top supporting rod 11 is made T-shaped, and adopt support angle steel to be fixed on the beam of radiating top convection current framework, three top supporting rods 11 are welded and fixed with furnace roof, the position that the demifacet that furnace roof does not have top supporting rod 11 to weld enters as Tube sling; And then the cantilever beam 10 of electroplating equipment wielding machine, support bar 8, plug 12 and handle 7, this welding all takes full weld; Finally rotate this machinery, check rotating effect, can suitably add some butter in sleeve 2, to facilitate the rotation of this machinery.
Fig. 2 gives the top view of machinery, in order to show the structure of top supporting rod 11.Top supporting rod 11 does not only have the T-type structure in figure, can be designed to a word structure as required, or rice word structure.
A kind of industrial cylindrical furnace radiating furnace tube installation method, realize based on above-mentioned machinery, first cantilever beam 10 is rotated the position to hanging in U-shaped boiler tube, then use crane to be placed on by prefabricated U-shaped boiler tube inside the plug 12 on cantilever beam 10, prevent boiler tube from skidding off; Then workmen rotates cantilever beam 10 by the active force on handle 7 or support bar 8, U-shaped boiler tube is rotated the position to being suitable for installing; Then at U-tube correct position as mounted 2 lifting ropes on center of gravity, then use lifting device such as manual cucurbit or electric hoist on hanger 9 that boiler tube is promoted to installation site, U-shaped boiler tube installed.
Repeat above-mentioned steps, U-shaped radiating furnace tube in whole industrial cylindrical furnaces can be installed.Realize the step of above-mentioned installation process, a small amount of scaffold and manpower can be used.
Installation machinery of the present invention and construction method, on probation in multiple engineering project such as certain 3,300,000 tons/year of diesel oil hydrogenation projects, certain 600,000 tons/year of Aromatic Hydrocarbon United Plant etc.Through inspection, in engineer applied, play outstanding effect, achieved the utilization of resources high, improve the significant beneficial effect such as efficiency of construction and construction quality.
Claims (5)
1. the installation method of an industrial cylindrical furnace radiating furnace tube, it is characterized in that comprising the steps: to comprise the base plate (6) be arranged at the bottom of industrial cylindrical furnace, newel (1), support bar (8) and cantilever beam (10), wherein, described cantilever beam (10) one end is rotatably connected on described newel (1), the other end is provided with hanger (9), the bottom of newel (1) connects described base plate (6), one end of support bar (8) is rotatably connected on described newel (1), the other end of support bar (8) is connected on described cantilever beam (10), described newel (1), support bar (8) forms triangular frame structure after being connected with cantilever beam (10) three,
Described support bar (8) and described cantilever beam (10) are rotatably connected on described newel (1) respectively by each self-corresponding sleeve (2); Wherein correspond to sleeve (2) support of described support bar (8) on described base plate, described newel (1) is provided with supporting plate (4), corresponding to sleeve (2) support of described cantilever beam (10) on this supporting plate (4);
Vertically be placed in the middle part of stove by above-mentioned erecting device, base plate (6) is fixed with the bottom of stove, and top supporting rod (11) is fixed with the top of stove,
Utilize crane U-shaped radiant tube is lifted into described in cantilever beam (10) on,
Support bar (8) described in rotation and cantilever beam (10), forward the position of installation to by this radiant tube,
Then on boiler tube, mount 2 lifting ropes, by the lifting device on hanger (9), boiler tube is promoted to installation site and installs, boiler tube is installed;
Repeat above-mentioned steps, whole radiant tube is installed.
2. the installation method of industrial cylindrical furnace radiating furnace tube according to claim 1, is characterized in that: the below of described supporting plate (4) is provided with the reinforcement (5) be fixed on newel (1).
3. the installation method of industrial cylindrical furnace radiating furnace tube according to claim 1 and 2, is characterized in that: the top of described newel (1) be provided be connected with industrial cylindrical furnace for strengthening the top supporting rod (11) supported.
4. the installation method of industrial cylindrical furnace radiating furnace tube according to claim 1, is characterized in that: described support bar (8) bottom is provided with the handle (7) of manual operation.
5. the installation method of industrial cylindrical furnace radiating furnace tube according to claim 3, is characterized in that: be provided with the annular ring flat-plate (3) strengthening sleeve strength in described sleeve (2).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210594960.6A CN103084817B (en) | 2012-12-31 | 2012-12-31 | The installation method of industry cylindrical furnace radiating furnace tube |
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| CN201210594960.6A CN103084817B (en) | 2012-12-31 | 2012-12-31 | The installation method of industry cylindrical furnace radiating furnace tube |
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| CN103084817A CN103084817A (en) | 2013-05-08 |
| CN103084817B true CN103084817B (en) | 2015-08-26 |
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| CN107060308B (en) * | 2017-03-17 | 2022-11-04 | 南通理工学院 | Outside-window operation rack |
| CN114507773A (en) * | 2020-11-15 | 2022-05-17 | 上海梅山钢铁股份有限公司 | Online quick replacement method for W-shaped radiant tube of continuous annealing furnace |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060283825A1 (en) * | 2005-06-08 | 2006-12-21 | Mhe Technologies, Inc. | Movable girder mounted jib |
| CN201052948Y (en) * | 2007-06-14 | 2008-04-30 | 刘祖政 | Portable crane |
| CN201545631U (en) * | 2009-10-29 | 2010-08-11 | 吉林省电力有限公司四平供电公司 | Lifting appliance for electrical equipment |
| CN102275830A (en) * | 2011-05-31 | 2011-12-14 | 中国一冶集团有限公司 | Pillar type hoisting method |
| CN203171202U (en) * | 2012-12-31 | 2013-09-04 | 中石化宁波工程有限公司 | Installation device for radiation furnace tubes of industrial cylindrical furnace |
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2012
- 2012-12-31 CN CN201210594960.6A patent/CN103084817B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060283825A1 (en) * | 2005-06-08 | 2006-12-21 | Mhe Technologies, Inc. | Movable girder mounted jib |
| CN201052948Y (en) * | 2007-06-14 | 2008-04-30 | 刘祖政 | Portable crane |
| CN201545631U (en) * | 2009-10-29 | 2010-08-11 | 吉林省电力有限公司四平供电公司 | Lifting appliance for electrical equipment |
| CN102275830A (en) * | 2011-05-31 | 2011-12-14 | 中国一冶集团有限公司 | Pillar type hoisting method |
| CN203171202U (en) * | 2012-12-31 | 2013-09-04 | 中石化宁波工程有限公司 | Installation device for radiation furnace tubes of industrial cylindrical furnace |
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Effective date of registration: 20160630 Address after: 510145, No. 73-83, No. seven, No. sixteen, Zhongshan Road, Liwan District, Guangdong, Guangzhou Patentee after: THE FIFTH CONSTRUCTION COMPANY OF SINOPEC Patentee after: SINOPEC Ningbo Engineering Company Limited Patentee after: SINOPEC Ningbo Technology Research Institute Co., Ltd. Patentee after: SINOPEC Engineering (Group) Co., Ltd. Address before: 315103 Ningbo high tech Zone, Zhejiang, academician Road, No. 660 Patentee before: SINOPEC Ningbo Engineering Company Limited Patentee before: SINOPEC Ningbo Technology Research Institute Co., Ltd. Patentee before: SINOPEC Engineering (Group) Co., Ltd. |