CN106322347A - Construction method for enabling water-cooling walls of refuse incineration power generation waste heat boiler to integrally penetrate from top - Google Patents
Construction method for enabling water-cooling walls of refuse incineration power generation waste heat boiler to integrally penetrate from top Download PDFInfo
- Publication number
- CN106322347A CN106322347A CN201610694749.XA CN201610694749A CN106322347A CN 106322347 A CN106322347 A CN 106322347A CN 201610694749 A CN201610694749 A CN 201610694749A CN 106322347 A CN106322347 A CN 106322347A
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- China
- Prior art keywords
- water
- cooling wall
- cooling
- waste heat
- heat boiler
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/10—Water tubes; Accessories therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23M—CASINGS, LININGS, WALLS OR DOORS SPECIALLY ADAPTED FOR COMBUSTION CHAMBERS, e.g. FIREBRIDGES; DEVICES FOR DEFLECTING AIR, FLAMES OR COMBUSTION PRODUCTS IN COMBUSTION CHAMBERS; SAFETY ARRANGEMENTS SPECIALLY ADAPTED FOR COMBUSTION APPARATUS; DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE PROVIDED FOR
- F23M5/00—Casings; Linings; Walls
- F23M5/08—Cooling thereof; Tube walls
Abstract
The invention relates to a construction method for enabling water-cooling walls of a refuse incineration power generation waste heat boiler to integrally penetrate from a top. The construction method is characterized by comprising the following steps: step 1, manufacturing a water-cooling wall tool platform; step 2, assembling the water-cooling walls in a segmental mode on ground; step 3, mounting collecting boxes and the water-cooling walls in pairs; step 4, mounting rigid beams; step 5, enabling the water-cooling walls to integrally penetrate from the top; step 6, hoisting the water-cooling walls to the positions; and step 7, arranging an overhead row of tubes in pairs. With the adoption of a mounting method for the water-cooling walls of the waste heat boiler, water-cooling wall hoisting times and quantity of the overhead row of tubes welded in pairs are reduced, pipeline butt-welding quality control is convenient, the problem that part of the water-cooling walls are difficult to put in positions after a boiler steel structure is mounted can be efficiently solved, the construction period is effectively shortened, and potential safety hazards caused by overhead mounting operation and welding operation are further reduced. Meanwhile, a special clamping device for ground pipeline aligning and an overhead pipe row aligner are applied, so that working efficiency and project quality are effectively improved.
Description
Technical field
The present invention relates to the installation method of refuse incineration exhaust-heating boiler system water-cooling wall, specifically a kind of waste incineration and generating electricity
The construction method of waste heat boiler water-cooling wall integral head injection.
Background technology
Along with the rise of domestic waste incineration environmental protection generating cause, waste incineration and generating electricity waste heat boiler is installed and it is also proposed
Higher requirement.Traditional waste heat boiler water-cooling wall installation method is that water-cooling wall takes monolithic after boiler steel structure installation terminates
Lifting mode is in place, and high-altitude group is to adjusting inconvenience, and welding quality cannot ensure, work surface cannot launch, and potential safety hazard is many, and just
Property beam must leave near installation site in advance, and efficiency of construction is low, is unfavorable for the control of construction speed.
Summary of the invention
It is an object of the invention to, it is provided that the waste heat boiler water-cooled that a kind of safety is high, efficiency of construction is high, quality is secure
Wall installation method.
In order to achieve the above object, the present invention is achieved in that
A kind of construction method of waste incineration and generating electricity waste heat boiler water-cooling wall integral head injection, including
Step 1, water-cooling wall tooling platform make:
Using I-steel to make 2, it is right that satisfied 4 groups of water-cooling walls are organized simultaneously, the height at least 1 meter on tooling platform distance ground, work
Each supporting leg of assembling platform is supported on concrete pier or concrete road surface, the deformation in case platform sinks, and adjusts tooling platform
Absolute altitude, it is ensured that levelness；
Step 2, water-cooling wall terrestrial segment are assembled:
Welded limiting device on water-cooling wall tooling platform, stopping means is spaced 4 meters, for assembly, the adjustment of water-cooling wall；Water-cooled
Its length and width, Diagonal Dimension is mainly adjusted, to ensure the physical dimension of assembly during wall assembly；Water-cooling wall terrestrial segment assembly is right
During mouth, auxiliary is with surface duct boil on the nape opposite the mouth Special clamping device；
Step 3, header and water-cooling wall group are to installation:
Header and water-cooling wall group are that after welding, entirety is hung together with water-cooling wall in ground companion water-cooling wall group pair to installation by header
Dress；
Step 4, buckstay are installed；
By buckstay integral hoisting after ground installs together in company with water-cooling wall；
Step 5, water-cooling wall integral head injection；
1 260 tons of crawler crane is selected to lift tail as auxiliary deliver machinery, by water as main lifting machine, 1 50 tons of crawler crane
Cold wall, header, buckstay, manhole door, instrument Kong Men etc. lift together from top injection；
The lifting of step 6, water-cooling wall is in place；
By 2 the 5 tons of hoist engines arranged in wall stand and the chain block arranged on beam, just coordinate crane lifting water-cooling wall
Position；
Step 7, high-altitude bank of tubes group pair；
Aerial bank of tubes group pair is carried out by the high-altitude bank of tubes line-up clamp being pre-welded on water-cooling wall.
The construction method of described waste incineration and generating electricity waste heat boiler water-cooling wall integral head injection, described in step 2 specially
Push rod and C-shaped anchor ear is included with clamping device；C-shaped anchor ear one end is provided with through hole, and push rod penetrates from this through hole, C-shaped anchor ear
The other end is provided with V-arrangement end construction, and push rod is again provided with V-arrangement end construction towards the port of C-shaped anchor ear V-arrangement end, and C-shaped is embraced
Folder effect embraced by pipeline by two V-arrangement end construction strokes of hoop and push rod, and the other end of push rod is provided with handle.
The construction method of described waste incineration and generating electricity waste heat boiler water-cooling wall integral head injection, manages described in step 7
Row's line-up clamp includes the steel plate that is welded on water-cooling wall, and described steel plate two ends are provided with sleeve pipe, when carrying out bank of tubes group pair, by
Sleeve pipe penetrates rod member and by two side wall groups pair, then forms a team fixing for both sides bank of tubes by arranging nut at rod member two ends
Complete.
The waste heat boiler water-cooling wall installation method that the present invention uses, not only reduces water-cooling wall lifting number of times and high-altitude bank of tubes
The quantity of welding, it is simple to the control of butt welding of pipelines quality, also can effectively solve boiler steel structure and install rear section water
The problem of cold wall difficulty in place, is effectively shortened the construction period, also reduces high-altitude installation exercise and weld job brings
Potential safety hazard.Meanwhile, surface duct boil on the nape opposite the mouth Special clamping device and the application of aerial bank of tubes line-up clamp, be effectively increased work efficiency and
Construction quality.
Accompanying drawing explanation
Fig. 1 is waste heat boiler water-cooling wall flow of installation.
Fig. 2 is waste heat boiler water-cooling wall lifting sequence.
Fig. 3 is waste heat boiler water-cooling wall double-machine lifting crane integral head injection schematic diagram.
Fig. 4 is waste heat boiler water-cooling wall schematic diagram in place.
Fig. 5 is surface duct boil on the nape opposite the mouth Special clamping device schematic diagram.
Fig. 6 is high-altitude bank of tubes line-up clamp schematic diagram.
Detailed description of the invention
The present invention is further illustrated below by way of specific embodiment.
A kind of construction method of waste incineration and generating electricity waste heat boiler water-cooling wall integral head injection, including
Step 1, water-cooling wall tooling platform make:
Using I-steel to make 2, it is right that satisfied 4 groups of water-cooling walls are organized simultaneously, the height at least 1 meter on tooling platform distance ground, work
Each supporting leg of assembling platform is supported on concrete pier or concrete road surface, the deformation in case platform sinks, and adjusts tooling platform
Absolute altitude, it is ensured that levelness；
Step 2, water-cooling wall terrestrial segment are assembled:
Welded limiting device on water-cooling wall tooling platform, stopping means is spaced 4 meters, for assembly, the adjustment of water-cooling wall；Water-cooled
Its length and width, Diagonal Dimension is mainly adjusted, to ensure the physical dimension of assembly during wall assembly；Water-cooling wall terrestrial segment assembly is right
During mouth, auxiliary is with surface duct boil on the nape opposite the mouth Special clamping device；
Step 3, header and water-cooling wall group are to installation:
Header and water-cooling wall group are that after welding, entirety is hung together with water-cooling wall in ground companion water-cooling wall group pair to installation by header
Dress；
Step 4, buckstay are installed；
By buckstay integral hoisting after ground installs together in company with water-cooling wall；
Step 5, water-cooling wall integral head injection；
1 260 tons of crawler crane is selected to lift tail as auxiliary deliver machinery, by water as main lifting machine, 1 50 tons of crawler crane
Cold wall, header, buckstay, manhole door, instrument Kong Men etc. lift together from top injection；
The lifting of step 6, water-cooling wall is in place；
By 2 the 5 tons of hoist engines arranged in wall stand and the chain block arranged on beam, just coordinate crane lifting water-cooling wall
Position；
Step 7, high-altitude bank of tubes group pair；
Aerial bank of tubes group pair is carried out by the high-altitude bank of tubes line-up clamp being pre-welded on water-cooling wall.
The construction method of described waste incineration and generating electricity waste heat boiler water-cooling wall integral head injection, described in step 2 specially
Push rod 1 and C-shaped anchor ear 2 is included with clamping device；C-shaped anchor ear 2 one end is provided with through hole, pushes up 1 bar and penetrates from this through hole, and C-shaped is embraced
The other end of hoop 2 is provided with V-arrangement end construction 3, and push rod 1 is again provided with V-arrangement end knot towards the port of C-shaped anchor ear 2V shape end
Structure 4, pipeline embraced folder effect by two V-arrangement end construction strokes of C-shaped anchor ear 2 and push rod 1, and the other end of push rod 1 is provided with to be held
?.
The construction method of described waste incineration and generating electricity waste heat boiler water-cooling wall integral head injection, manages described in step 7
Row's line-up clamp includes the steel plate 5 being welded on water-cooling wall, and described steel plate 5 two ends are provided with sleeve pipe 6, when carrying out bank of tubes group pair, logical
Cross and in sleeve pipe 6, penetrate rod member 7 and by two side wall groups pair, then by arranging nut at rod member 7 two ends and by both sides bank of tubes
Fixing form a team complete.
The present invention has the advantage that compared with conventional art
(1) application water-cooling wall integral head penetration method, by the optimization to construction technology, can effective reduction of erection time, minimizing high-altitude
Operation, reduces security risk, it is ensured that mouth of pipe welding quality；
(2) surface duct boil on the nape opposite the mouth Special clamping device carries out pipeline butt.Avoid conventional pipelines boil on the nape opposite the mouth method under this operating mode
Restriction, be effectively increased work efficiency and construction quality.This tool making and operation are the most relatively simple；
(3) bank of tubes line-up clamp in high-altitude carries out aerial bank of tubes group pair, makes high-altitude group to more convenient, quick, and efficiency of construction is high, can protect
Demonstrate,prove higher construction quality；
The waste heat boiler water-cooling wall installation method that the present invention uses, not only reduces water-cooling wall lifting number of times and high-altitude bank of tubes group pair
The quantity of welding, it is simple to the control of butt welding of pipelines quality, also can effectively solve boiler steel structure and install rear section water-cooling wall
The problem of difficulty in place, is effectively shortened the construction period, also reduces high-altitude installation exercise and safety that weld job brings
Hidden danger.Meanwhile, surface duct boil on the nape opposite the mouth Special clamping device and the application of aerial bank of tubes line-up clamp, it is effectively increased work efficiency and engineering
Quality.
Claims (3)
1. a construction method for waste incineration and generating electricity waste heat boiler water-cooling wall integral head injection, is characterized in that: include
Step 1, water-cooling wall tooling platform make:
Using I-steel to make 2, it is right that satisfied 4 groups of water-cooling walls are organized simultaneously, the height at least 1 meter on tooling platform distance ground, work
Each supporting leg of assembling platform is supported on concrete pier or concrete road surface, the deformation in case platform sinks, and adjusts tooling platform
Absolute altitude, it is ensured that levelness；
Step 2, water-cooling wall terrestrial segment are assembled:
Welded limiting device on water-cooling wall tooling platform, stopping means is spaced 4 meters, for assembly, the adjustment of water-cooling wall；Water-cooled
Its length and width, Diagonal Dimension is mainly adjusted, to ensure the physical dimension of assembly during wall assembly；Water-cooling wall terrestrial segment assembly is right
During mouth, auxiliary is with surface duct boil on the nape opposite the mouth Special clamping device；
Step 3, header and water-cooling wall group are to installation:
Header and water-cooling wall group are that after welding, entirety is hung together with water-cooling wall in ground companion water-cooling wall group pair to installation by header
Dress；
Step 4, buckstay are installed；
By buckstay integral hoisting after ground installs together in company with water-cooling wall；
Step 5, water-cooling wall integral head injection；
1 260 tons of crawler crane is selected to lift tail as auxiliary deliver machinery, by water as main lifting machine, 1 50 tons of crawler crane
Cold wall, header, buckstay, manhole door, instrument Kong Men etc. lift together from top injection；
The lifting of step 6, water-cooling wall is in place；
By 2 the 5 tons of hoist engines arranged in wall stand and the chain block arranged on beam, just coordinate crane lifting water-cooling wall
Position；
Step 7, high-altitude bank of tubes group pair；
Aerial bank of tubes group pair is carried out by the high-altitude bank of tubes line-up clamp being pre-welded on water-cooling wall.
The construction method of waste incineration and generating electricity waste heat boiler water-cooling wall integral head injection the most according to claim 1, its
Feature is: Special clamping device described in step 2 includes push rod and C-shaped anchor ear；C-shaped anchor ear one end is provided with through hole, and push rod is from this
Penetrating in through hole, the other end of C-shaped anchor ear is provided with V-arrangement end construction, and push rod is same towards the port of C-shaped anchor ear V-arrangement end
Being provided with V-arrangement end construction, folder effect embraced by pipeline by two V-arrangement end construction strokes of C-shaped anchor ear and push rod, another of push rod
End is provided with handle.
The construction method of waste incineration and generating electricity waste heat boiler water-cooling wall integral head injection the most according to claim 1, its
Feature is: bank of tubes line-up clamp described in step 7 includes that the steel plate being welded on water-cooling wall, described steel plate two ends are provided with sleeve pipe, when
When carrying out bank of tubes group pair, by penetrating rod member in sleeve pipe and by two side wall groups pair, then by arranging spiral shell at rod member two ends
Female and by fixing for both sides bank of tubes form a team complete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610694749.XA CN106322347B (en) | 2016-08-22 | 2016-08-22 | The construction method of waste incineration and generating electricity waste heat boiler water-cooling wall integral head injection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610694749.XA CN106322347B (en) | 2016-08-22 | 2016-08-22 | The construction method of waste incineration and generating electricity waste heat boiler water-cooling wall integral head injection |
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| Publication Number | Publication Date |
|---|---|
| CN106322347A true CN106322347A (en) | 2017-01-11 |
| CN106322347B CN106322347B (en) | 2019-01-15 |
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| CN201610694749.XA Active CN106322347B (en) | 2016-08-22 | 2016-08-22 | The construction method of waste incineration and generating electricity waste heat boiler water-cooling wall integral head injection |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106989410A (en) * | 2017-03-20 | 2017-07-28 | 上海二十冶建设有限公司 | A kind of waste heat boiler water-cooling wall installs positioning apparatus and installation method |
| CN107487713A (en) * | 2017-08-01 | 2017-12-19 | 中国能源建设集团天津电力建设有限公司 | Portion's entire combination waterborne lifts by crane technique in place after a kind of π types boiler |
| CN107514630A (en) * | 2017-08-11 | 2017-12-26 | 中国化学工程第六建设有限公司 | The complete installation method of biomass high-temperature cycle of higher pressure fluidized-bed combustion boiler |
| CN107720580A (en) * | 2017-10-19 | 2018-02-23 | 福建省第电力建设公司 | A kind of boiler construction water-cooling wall rapid construction hanging apparatus and its method |
| CN109028008A (en) * | 2018-07-18 | 2018-12-18 | 中国电建集团重庆工程有限公司 | Large-scale machine set boiler vertical tube bundle combination construction process |
| CN113294805A (en) * | 2021-05-31 | 2021-08-24 | 中冶京诚工程技术有限公司 | Method for installing boiler water-cooled wall |
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| CN201844387U (en) * | 2010-08-10 | 2011-05-25 | 上海锅炉厂有限公司 | Supporting and hanging device of external header and hanged pipe |
| CN104878139A (en) * | 2015-05-28 | 2015-09-02 | 中国十七冶集团有限公司 | One-step integral hoisting method for Y-shaped three-way-type downcomer of blast furnace |
| CN105114976A (en) * | 2015-08-19 | 2015-12-02 | 中国能源建设集团天津电力建设有限公司 | Front-back water cooled wall reverse carrying hoisting method for dry bottom hopper section |
| CN105627353A (en) * | 2015-12-30 | 2016-06-01 | 青岛安装建设股份有限公司 | Scribing installation technology for boiler film water-cooled walls |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| GB855596A (en) * | 1956-07-18 | 1960-12-07 | Laurence Byron Hilton | Improvements in or relating to furnace walls |
| CN201844387U (en) * | 2010-08-10 | 2011-05-25 | 上海锅炉厂有限公司 | Supporting and hanging device of external header and hanged pipe |
| CN104878139A (en) * | 2015-05-28 | 2015-09-02 | 中国十七冶集团有限公司 | One-step integral hoisting method for Y-shaped three-way-type downcomer of blast furnace |
| CN105114976A (en) * | 2015-08-19 | 2015-12-02 | 中国能源建设集团天津电力建设有限公司 | Front-back water cooled wall reverse carrying hoisting method for dry bottom hopper section |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106989410A (en) * | 2017-03-20 | 2017-07-28 | 上海二十冶建设有限公司 | A kind of waste heat boiler water-cooling wall installs positioning apparatus and installation method |
| CN106989410B (en) * | 2017-03-20 | 2019-03-19 | 上海二十冶建设有限公司 | A kind of waste heat boiler water-cooling wall installation positioning apparatus and installation method |
| CN107487713A (en) * | 2017-08-01 | 2017-12-19 | 中国能源建设集团天津电力建设有限公司 | Portion's entire combination waterborne lifts by crane technique in place after a kind of π types boiler |
| CN107514630A (en) * | 2017-08-11 | 2017-12-26 | 中国化学工程第六建设有限公司 | The complete installation method of biomass high-temperature cycle of higher pressure fluidized-bed combustion boiler |
| CN107514630B (en) * | 2017-08-11 | 2019-12-31 | 中国化学工程第六建设有限公司 | Complete set installation method for biomass high-temperature high-pressure circulating fluidized bed boiler |
| CN107720580A (en) * | 2017-10-19 | 2018-02-23 | 福建省第电力建设公司 | A kind of boiler construction water-cooling wall rapid construction hanging apparatus and its method |
| CN107720580B (en) * | 2017-10-19 | 2023-09-01 | 中国电建集团福建工程有限公司 | Quick construction hoisting device and method for boiler construction water-cooled wall |
| CN109028008A (en) * | 2018-07-18 | 2018-12-18 | 中国电建集团重庆工程有限公司 | Large-scale machine set boiler vertical tube bundle combination construction process |
| CN113294805A (en) * | 2021-05-31 | 2021-08-24 | 中冶京诚工程技术有限公司 | Method for installing boiler water-cooled wall |
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|---|---|
| CN106322347B (en) | 2019-01-15 |
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Effective date of registration: 20190731 Address after: 201900 Shanghai city Baoshan District Tieli Road No. 2469 Co-patentee after: China Twenty Metallurgical Group Co., Ltd. Patentee after: Shanghai twenty Metallurgical Construction Co., Ltd. Address before: 201900 Shanghai city Baoshan District Tieli Road No. 2469 Patentee before: Shanghai twenty Metallurgical Construction Co., Ltd. |
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