CN103350947B - Suspension system and suspension method both special for boiler heating surface pipe rack - Google Patents
Suspension system and suspension method both special for boiler heating surface pipe rack Download PDFInfo
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- CN103350947B CN103350947B CN201310301932.5A CN201310301932A CN103350947B CN 103350947 B CN103350947 B CN 103350947B CN 201310301932 A CN201310301932 A CN 201310301932A CN 103350947 B CN103350947 B CN 103350947B
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- heating surface
- boatswain chair
- boilers
- surface tubes
- hole
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Abstract
The invention discloses a suspension system and a suspension method both special for a boiler heating surface pipe rack, and relates to a suspension system special for a boiler heating surface pipe rack. The boiler heating surface pipe rack comprises a plurality of boiler heating surface pipes of which the axial lines are mutually parallel, and positioned on the same plane surface A, every two adjacent boiler heating surface pipes are connected through a fin, a hanger plate hole is formed in each fin, a hanger plate is arranged in each hanger plate hole, two spacing holes are formed in the hanger plate, two locating dowel pins are inserted into the two spacing holes respectively, the two locating dowel pins are positioned on the upper sides and the lower sides of the boiler heating surface pipes respectively, and the axial line of the hanger plate is perpendicular to the plane surface A. The special hanger overcomes the defects of the prior art, is simple in structure, safe and reliable, reduces the use of steel materials, reduces the labor intensity and improves the work efficiency. The system can save machine cost, material cost and labor cost, and shortens the construction period.
Description
Technical field
The present invention relates to hanging device and method, specifically refer to heating surface tubes in boilers row's special hoisting system and hanging method.
Background technology
At present, in heating surface tubes in boilers row lifting, usually adopt and install section steel reinforcement lifting additional on pipe row, carry out donkey boiler panel-pipe of heating surface by the method and lift the machinery expenses, steel expense and the labour cost that need at substantial, and work efficiency is very low, the duration is partially long.
Summary of the invention
The object of the present invention is to provide a kind of heating surface tubes in boilers to arrange special hoisting system and hanging method, utilize the lifting point of dot matrix, make to lift uniform force, adopt special lifting device, avoid lifting rope to cause damage to panel-pipe of heating surface.
Implementation of the present invention is as follows: heating surface tubes in boilers row special hoisting system, it is all parallel to each other and be in the heating surface tubes in boilers of same plane A that some axis are drawn together in heating surface tubes in boilers package, connected by fin between adjacent heating surface tubes in boilers, fin is provided with boatswain chair hole, boatswain chair is provided with boatswain chair in hole, boatswain chair has Liang Ge spacing hole, a locating dowel pin is inserted with separately in Liang Ge spacing hole, two locating dowel pins lay respectively at the upper side and lower side of heating surface tubes in boilers, and the axes normal of boatswain chair is in plane A.
Due to heating surface tubes in boilers mining calandria layout, therefore the area of heating surface tubes in boilers row is very large, weight is also very large, therefore time in order to make to lift, damage is not caused to heating surface tubes in boilers, just adopt the hoisting fixture of boatswain chair and locating dowel pin, wherein boatswain chair is as main stress, the lifting of being driven a vehicle in the vertical direction, locating dowel pin adds and is located at heating surface tubes in boilers both sides in addition, heating surface tubes in boilers is made to be subject to the restriction of locating dowel pin, during lifting, boatswain chair pulls locating dowel pin, locating dowel pin region is made to become stress point, power is evenly spread to heating surface tubes in boilers by locating dowel pin, reach the object of lifting.
Boatswain chair every two one group forms boatswain chair group, there are 1 or 2 or 3 heating surface tubes in boilers between two boatswain chairs in same boatswain chair group.In order to avoid fin stress overloading, the present invention in the specific implementation, the boatswain chair of every two one group can be adopted to form boatswain chair group, there are 1 or 2 or 3 heating surface tubes in boilers between two boatswain chairs in same boatswain chair group, make heating surface tubes in boilers as main load region.General preferably 2 heating surface tubes in boilers are between two boatswain chairs, and such heating surface tubes in boilers can perform according to standard under stressing conditions.
When layout, boatswain chair every two group forms boatswain chair group, in practical operation, there is multiple boatswain chair group, and boatswain chair group can be arranged by in-line, and boatswain chair group also can be arranged by S font, and boatswain chair group also can be the arrangement of circular permutation.
Preferably, the interstice coverage between two boatswain chairs in same boatswain chair group is 3cm-47cm.
Boatswain chair is also provided with two holes for hoist, the boatswain chair region of Liang Ge spacing hole between two holes for hoist.
Another technological means being equal to hole for hoist is: boatswain chair two ends are also provided with hook separately.
Boatswain chair hole is elongated hole.
Elongated hole is rectangle cylindrical void or oval cylindrical void.
Hanging method, comprises the steps,
Step 1: offer boatswain chair hole at the fin place of heating surface tubes in boilers row, insert boatswain chair in boatswain chair hole; Boatswain chair has Liang Ge spacing hole and two holes for hoist;
Step 2: adopt locating dowel pin to insert Liang Ge spacing hole, the distance between Liang Ge spacing hole equals the overall diameter of heating surface tubes in boilers; Liang Ge spacing hole is distributed in the upper side and lower side of heating surface tubes in boilers respectively, and two locating dowel pins are distributed in the upper side and lower side of heating surface tubes in boilers respectively;
Step 3: adopt lifting pin insertion two holes for hoist, two holes for hoist are distributed in the upper side and lower side of heating surface tubes in boilers respectively, shackle or steel rope are penetrated dress pin, shackle or steel rope are connected with hoisting traveling crane for lifting panel-pipe of heating surface, after pipe row lifting puts in place, hang chain block at lifting pin, again carry out intense adjustment lifting.
In step 1, fin is opened the boatswain chair hole that two shapes are elongated hole, then two pieces of boatswain chairs are penetrated boatswain chair hole respectively.
In step 2 and step 3, lifting pin and locating dowel pin insert in two boatswain chairs simultaneously.
During construction, two boatswain chairs are arranged fin tapping through pipe, locating dowel pin is penetrated 2 spacing holes in the middle of boatswain chair, thus play the effect of location and fixing boatswain chair, prevent boatswain chair from loosening, for lifting creates conditions.
Step 1 and step 2 are the installation of lifting device, and step 3 is divided into 2 steps to carry out, and the first step is just lifting, and namely adopt lifting pin insertion two holes for hoist, shackle or steel rope are penetrated lifting pin, shackle or steel rope are connected with hoisting traveling crane for lifting panel-pipe of heating surface; Second step is accurately lifting, namely after pipe row lifting puts in place, hangs chain block, again carry out intense adjustment lifting at lifting pin.
The invention has the advantages that: this special hanger overcomes above-mentioned the deficiencies in the prior art, structure is simple, safe and reliable, decreases rolled steel dosage, reduces labour intensity, improves work efficiency.Machinery expenses, fee of material and labour cost can be saved, and the reduction of erection time.
Accompanying drawing explanation
Fig. 1 is the structural representation of boatswain chair.
The schematic diagram of Fig. 2 Lift-on/Lift-off System.
Reference numeral in figure is: 1, boatswain chair, 2, spacing hole, 3, hole for hoist, 4, locating dowel pin, 5, lifting pin, 6, heating surface tubes in boilers, 7, fin.
Detailed description of the invention
Embodiment 1
As shown in Figure 1 to Figure 2.
Heating surface tubes in boilers row special hoisting system, it is all parallel to each other and be in the heating surface tubes in boilers 6 of same plane A that some axis are drawn together in heating surface tubes in boilers package, connected by fin 7 between adjacent heating surface tubes in boilers 6, fin 7 is provided with boatswain chair hole, be provided with boatswain chair 1 in boatswain chair hole, boatswain chair 1 has in spacing hole of Liang Ge spacing hole 2, Liang Ge 2 and is inserted with a locating dowel pin 4 separately, two locating dowel pins 4 lay respectively at the upper side and lower side of heating surface tubes in boilers 6, and the axes normal of boatswain chair 1 is in plane A.
Due to heating surface tubes in boilers mining calandria layout, therefore the area of heating surface tubes in boilers row is very large, weight is also very large, therefore time in order to make to lift, damage is not caused to heating surface tubes in boilers, just adopt the hoisting fixture of boatswain chair 1 and locating dowel pin 4, wherein boatswain chair 1 is as main stress, the lifting of being driven a vehicle in the vertical direction, locating dowel pin 4 adds and is located at heating surface tubes in boilers both sides in addition, heating surface tubes in boilers is made to be subject to the restriction of locating dowel pin 4, during lifting, boatswain chair 1 pulls locating dowel pin 4, locating dowel pin 4 region is made to become stress point, power is evenly spread to heating surface tubes in boilers by locating dowel pin 4, reach the object played.
Boatswain chair 1 every two one group forms boatswain chair group, there are 1 or 2 or 3 heating surface tubes in boilers 6 between two boatswain chairs 1 in same boatswain chair group.
When layout, boatswain chair 1 every two group forms boatswain chair group, in practical operation, there is multiple boatswain chair group, and boatswain chair group can be arranged by in-line, and boatswain chair group also can be arranged by S font, and boatswain chair group also can be the arrangement of circular permutation.
Preferably, the interstice coverage between two boatswain chairs 1 in same boatswain chair group is 3cm-47cm.
Boatswain chair 1 is also provided with two the boatswain chair regions of hole for hoist 3, Liang Ge spacing hole 2 between two holes for hoist 3.
Boatswain chair hole is elongated hole.Board-like boatswain chair can be inserted, and adopt board-like boatswain chair in the present invention, can increase area of thrust surface, compared with the boatswain chair of bar type, it is more safe and reliable.
Preferred elongated hole is rectangle cylindrical void or oval cylindrical void.
Hanging method, comprises the steps,
Step 1: offer boatswain chair hole at fin 7 place of heating surface tubes in boilers row, insert boatswain chair 1 in boatswain chair hole; Boatswain chair 1 has Liang Ge spacing hole 2 and two holes for hoist 3;
Step 2: the overall diameter adopting locating dowel pin 4 distance inserted between spacing hole of Liang Ge spacing hole 2, Liang Ge 2 to equal heating surface tubes in boilers 6 adds 2mm; Liang Ge spacing hole is distributed in the upper side and lower side of heating surface tubes in boilers respectively, and two locating dowel pins are distributed in the upper side and lower side of heating surface tubes in boilers respectively;
Step 3: adopt lifting pin insertion two holes for hoist, two holes for hoist are distributed in the upper side and lower side of heating surface tubes in boilers respectively,
Shackle or steel rope are penetrated lifting pin 5, shackle or steel rope are connected with hoisting traveling crane for lifting panel-pipe of heating surface, after pipe row lifting puts in place, hang chain block, again carry out intense adjustment lifting at lifting pin 5.
Step 1 and step 2 are the installation of lifting device, step 3 is divided into 2 steps to carry out, and the first step is just lifting, namely adopts lifting pin 5 to insert two holes for hoist 3, shackle or steel rope are penetrated lifting pin 5, shackle or steel rope are connected with hoisting traveling crane for lifting panel-pipe of heating surface; Second step is accurately lifting, namely after pipe row lifting puts in place, hangs chain block, again carry out intense adjustment lifting at lifting pin.
In step 1, fin is opened the boatswain chair hole that two shapes are elongated hole, then two pieces of boatswain chairs are penetrated boatswain chair hole respectively.
In step 2 and step 3, lifting pin 5 and locating dowel pin 4 insert in two boatswain chairs simultaneously.
During construction, two boatswain chairs are arranged fin tapping through pipe, locating dowel pin is penetrated 2 spacing holes in the middle of boatswain chair, thus play the effect of location and fixing boatswain chair, prevent boatswain chair from loosening, for lifting creates conditions.
Carry out by before lifting operation, on pipe row fin, open two elongated hole in advance, then penetrated respectively by two pieces of boatswain chairs, then locating dowel pin is penetrated spacing hole, to make boatswain chair fixing and spacing, finally lifting pin 5 is penetrated hole for hoist, such suspender has just been assembled.
When carrying out lifting operation, shackle or steel rope are directly through on lifting pin, avoid heating surface tubes in boilers to arrange well and be subject to mechanical damage, easy to use, safe and reliable.
Embodiment 2
Compare with embodiment 1, described boatswain chair 1 two ends are also provided with hook separately.Lifting pin 5 is inserted on hook.
Embodiment 3
Compare with embodiment 1, the interstice coverage between two boatswain chairs 1 in same boatswain chair group is 3cm.
Embodiment 4
Compare with embodiment 1, the interstice coverage between two boatswain chairs 1 in same boatswain chair group is 47cm.
Embodiment 5
Compare with embodiment 1, the interstice coverage between two boatswain chairs 1 in same boatswain chair group is 9.1cm.
Embodiment 6
Compare with embodiment 1, the interstice coverage between two boatswain chairs 1 in same boatswain chair group is 28cm.
As above then the present invention can be realized preferably.
Claims (10)
1. heating surface tubes in boilers row special hoisting system, it is characterized in that: it is all parallel to each other and be in the heating surface tubes in boilers (6) of same plane A that some axis are drawn together in heating surface tubes in boilers package, connected by fin (7) between adjacent heating surface tubes in boilers (6), fin (7) is provided with boatswain chair hole, boatswain chair (1) is provided with in boatswain chair hole, boatswain chair (1) has Liang Ge spacing hole (2), a locating dowel pin (4) is inserted with separately in Liang Ge spacing hole (2), two locating dowel pins (4) lay respectively at the upper side and lower side of heating surface tubes in boilers (6), the axes normal of boatswain chair (1) is in plane A.
2. heating surface tubes in boilers row special hoisting system according to claim 1, is characterized in that: boatswain chair (1) every two group forms boatswain chair group, there are 1 or 2 or 3 heating surface tubes in boilers (6) between two boatswain chairs (1) in same boatswain chair group.
3. heating surface tubes in boilers row special hoisting system according to claim 2, is characterized in that: the interstice coverage between two boatswain chairs (1) in same boatswain chair group is 3cm-47cm.
4. heating surface tubes in boilers row special hoisting system according to claim 2, is characterized in that: boatswain chair (1) is also provided with two holes for hoist (3), and Liang Ge spacing hole (2) is positioned at the boatswain chair region between two holes for hoist (3).
5. heating surface tubes in boilers row special hoisting system according to claim 2, is characterized in that: boatswain chair (1) two ends are also provided with hook separately.
6., according to the heating surface tubes in boilers row special hoisting system in claim 2-5 described in any one, it is characterized in that: boatswain chair hole is elongated hole.
7. heating surface tubes in boilers row special hoisting system according to claim 6, is characterized in that: elongated hole is rectangle cylindrical void or oval cylindrical void.
8., according to the hanging method of any one heating surface tubes in boilers row special hoisting system in claim 1-7, it is characterized in that: comprise the steps,
Step 1: offer boatswain chair hole at fin (7) place of heating surface tubes in boilers row, insert boatswain chair (1) in boatswain chair hole; Boatswain chair (1) has Liang Ge spacing hole (2) and two holes for hoist (3);
Step 2: adopt locating dowel pin (4) to insert Liang Ge spacing hole (2), the distance between Liang Ge spacing hole (2) equals the overall diameter of heating surface tubes in boilers (6); Liang Ge spacing hole (2) is distributed in the upper side and lower side of heating surface tubes in boilers (6) respectively, and two locating dowel pins (4) are distributed in the upper side and lower side of heating surface tubes in boilers (6) respectively;
Step 3: adopt lifting pin (5) to insert two holes for hoist (3), two holes for hoist (3) are distributed in the upper side and lower side of heating surface tubes in boilers (6) respectively, shackle or steel rope are penetrated lifting pin (5), shackle or steel rope are connected with hoisting traveling crane for lifting panel-pipe of heating surface, after pipe row lifting puts in place, hang chain block in lifting pin (5), again carry out intense adjustment lifting.
9. hanging method according to claim 8, is characterized in that: in step 1, fin is opened the boatswain chair hole that two shapes are elongated hole, then two pieces of boatswain chairs is penetrated boatswain chair hole respectively.
10. hanging method according to claim 9, is characterized in that: in step 2 and step 3, and lifting pin (5) and locating dowel pin (4) insert in two boatswain chairs simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310301932.5A CN103350947B (en) | 2013-07-18 | 2013-07-18 | Suspension system and suspension method both special for boiler heating surface pipe rack |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310301932.5A CN103350947B (en) | 2013-07-18 | 2013-07-18 | Suspension system and suspension method both special for boiler heating surface pipe rack |
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| Publication Number | Publication Date |
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| CN103350947A CN103350947A (en) | 2013-10-16 |
| CN103350947B true CN103350947B (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310301932.5A Active CN103350947B (en) | 2013-07-18 | 2013-07-18 | Suspension system and suspension method both special for boiler heating surface pipe rack |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107043067B (en) * | 2016-12-27 | 2018-09-18 | 四川川锅锅炉有限责任公司 | A kind of S-shaped tube panel boom hoisting |
| CN107010529B (en) * | 2017-06-05 | 2018-07-20 | 上海外高桥造船有限公司 | Derrick branch erects the application method of piece tooling hanging code |
| CN109335962B (en) * | 2018-10-26 | 2019-12-17 | 中国能源建设集团江苏省电力建设第三工程有限公司 | Method for hoisting superheater component on rear furnace top of boiler |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1000667A1 (en) * | 1980-12-26 | 1983-02-28 | Саратовский Ордена Трудового Красного Знамени Политехнический Институт | Boiler heating surface spacing device |
| CN201301167Y (en) * | 2008-10-10 | 2009-09-02 | 安徽海螺川崎节能设备制造有限公司 | Novel pipe hoisting device |
| CN201724199U (en) * | 2010-04-09 | 2011-01-26 | 上海锅炉厂有限公司 | Boiler tube bank supporting and hanging structure |
| CN102393008A (en) * | 2011-03-30 | 2012-03-28 | 上海锅炉厂有限公司 | Boiler tube bank suspension device |
| CN202188486U (en) * | 2011-08-15 | 2012-04-11 | 哈尔滨哈锅锅炉工程技术有限公司 | Hanging device of undamaged heating surface of boiler of serpentine tube |
| CN203345913U (en) * | 2013-07-18 | 2013-12-18 | 中国五冶集团有限公司 | Hoisting system special for tube bank of heating surface of boiler |
-
2013
- 2013-07-18 CN CN201310301932.5A patent/CN103350947B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1000667A1 (en) * | 1980-12-26 | 1983-02-28 | Саратовский Ордена Трудового Красного Знамени Политехнический Институт | Boiler heating surface spacing device |
| CN201301167Y (en) * | 2008-10-10 | 2009-09-02 | 安徽海螺川崎节能设备制造有限公司 | Novel pipe hoisting device |
| CN201724199U (en) * | 2010-04-09 | 2011-01-26 | 上海锅炉厂有限公司 | Boiler tube bank supporting and hanging structure |
| CN102393008A (en) * | 2011-03-30 | 2012-03-28 | 上海锅炉厂有限公司 | Boiler tube bank suspension device |
| CN202188486U (en) * | 2011-08-15 | 2012-04-11 | 哈尔滨哈锅锅炉工程技术有限公司 | Hanging device of undamaged heating surface of boiler of serpentine tube |
| CN203345913U (en) * | 2013-07-18 | 2013-12-18 | 中国五冶集团有限公司 | Hoisting system special for tube bank of heating surface of boiler |
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| CN103350947A (en) | 2013-10-16 |
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