CN106379811B - Unit side coal bunker structure π type boiler structural design mechanical arrangement structures and hanging method - Google Patents
Unit side coal bunker structure π type boiler structural design mechanical arrangement structures and hanging method Download PDFInfo
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- CN106379811B CN106379811B CN201611093249.7A CN201611093249A CN106379811B CN 106379811 B CN106379811 B CN 106379811B CN 201611093249 A CN201611093249 A CN 201611093249A CN 106379811 B CN106379811 B CN 106379811B
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- boiler
- tower crane
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- coal bunker
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- 239000003245 coal Substances 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000009434 installation Methods 0.000 description 10
- 238000010276 construction Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a kind of unit side coal bunker structure π type boiler structural design mechanical arrangement structures and hanging method, wherein, the structure includes：It is responsible for the tower crane I, the tower crane II for being responsible for smallclothes lifting and the crane I of responsible furnace roof lifting of big part lifting；The tower crane I is laid in boiler left side side；The tower crane II is laid in boiler furnace；The crane I is laid in the forward right side opening position of boiler top；The tower crane II is dismountable tower crane, for before boiler girder lifts, coordinating the lifting for cover boiler furnace region and the completion big part of burner hearth with tower crane I comprehensively.
Description
Technical field
The invention belongs to Heavy Equipment-hoisting skill field, more particularly to a kind of unit side coal bunker structure π type boiler structural design machines
Tool arrangement and hanging method.
Background technology
Electric power is the important energy source of the national economic development, and thermal power generation is China and many countries produce electric energy in the world
Main method.Thermal power generation carries out capital equipment --- boiler, steam turbine and the generator of energy conversion, and it is big main to be referred to as three
Machine, and boiler is then energy conversion most basic in three big main frames.Boiler plant quantity is more, weight is big, it is therefore desirable to matches somebody with somebody
Put special hoisting machinery.
Currently used lifting machine allocation plan is in a stove left side or stove one large-scale derrick crane of right arrangement, the machinery
It is responsible for boiler plant lifting, calls in a giant caterpillar formula crane temporarily again during later stage board roof hoisting and carry out cooperation lifting.
But with the fast development of China's power industry, the single-machine capacity of thermal power project is increasing, and boiler components are hung
Difficulty also more and more higher is filled, conventional mechanical arrangements and Hoisting Program can not meet the installation requirements of current large sized unit.
The problem of running into, is mainly now：Gigawatt unit π types boiler size is bigger than boiler size before, and hoisting difficulty is high, often
Rule can not cover the whole working region of burner hearth on a stove left side or the right arrangement large-scale derrick crane of separate unit of stove, and some projects are
Side coal bunker structure, derrick crane can not be arranged simultaneously in the relative left and right sides of boiler.
The content of the invention
In order to solve the shortcomings that prior art, the first object of the present invention is to provide a kind of unit side coal bunker structure π type pots
Stove lifting machine arrangement.
A kind of unit side coal bunker structure π type boiler structural design mechanical arrangement structures of the present invention, including：It is responsible for big part lifting
The crane I of tower crane I, the tower crane II for being responsible for smallclothes lifting and the lifting of responsible furnace roof；The tower crane I is laid in boiler left side side；
The tower crane II is laid in boiler furnace；The crane I is laid in the forward right side opening position of boiler top；
The tower crane II is dismountable tower crane, for before boiler girder lifts, coordinating to cover with tower crane I comprehensively
Boiler furnace region and the lifting for completing the big part of burner hearth, two can not be arranged in the boiler left and right sides same period by solving side coal bunker structure
The problem of tower crane.
Wherein, crane I is fixed derrick crane.
Crane I is traveling tower crane, so using portable crane, not only increases lifting covering model
Enclose, can also improve utilization of area situation.
Crane I is autocrane, so using autocrane, not only increases lifting coverage, also
Utilization of area situation can be improved.
Tower crane I and the tower crane II same periods arrange, can so ensure the synchronization of boiler plant installation progress, can save a large amount of
Machinery expenses, save construction cost.
The second object of the present invention is to provide a kind of unit side coal bunker structure π type boiler structural design methods.
A kind of unit side coal bunker structure π type boiler structural design methods of the present invention, including：
Step 1：Tower crane I is just laid on the left of boiler, tower crane II is laid in boiler；
Step 2：Before boiler girder lifting, tower crane I and tower crane II be engaged to cover comprehensively boiler furnace region and
Complete the lifting of the big part of burner hearth；
Step 3：When preparing boiler girder lifting, tower crane II is removed, calls in a large-scale derrick crane temporarily
Coordinate the lifting for completing large girder with tower crane I；
Step 4：After the completion of board roof hoisting, laid in the forward right side opening position of boiler top and be responsible for rising for furnace roof lifting
Heavy-duty machine I and tower crane I coordinates to complete the lifting of furnace roof.
The unit side coal bunker structure π type boiler structural design methods of the present invention, using tower crane II is laid in boiler, in pot
Before stove board roof hoisting, coordinate with tower crane I and to cover boiler furnace region comprehensively and complete the lifting of the big part of burner hearth, solve side
Coal bunker structure can not the boiler left and right sides same period arrange two tower cranes the problem of, improve lifting coverage, further increase
Workload is combined on ground, reduces work high above the ground work amount；Using the arrangement, operating efficiency is remarkably improved, shortens installation
Construction period, the utilization rate of each equipment is improved, equipment expense is reduced, so as to reduce cost input.
The crane I is fixed derrick crane.
The crane I is traveling tower crane
The crane I is autocrane.
So using portable crane, lifting coverage is not only increased, can also improve utilization of area situation.
The tower crane I and the same period of tower crane II arrangement, can so ensure the synchronization of boiler plant installation progress, can save
Substantial amounts of machinery expenses, save construction cost.
Beneficial effects of the present invention are：
(1) arrangement of the invention, using laying tower crane II in boiler, for before boiler girder lifts, with
Tower crane I, which coordinates, to cover boiler furnace region comprehensively and completes the lifting of the big part of burner hearth, and solving side coal bunker structure can not be in pot
The stove left and right sides same period arranges the problem of two tower cranes, improves lifting coverage, further increases ground combination workload, subtracts
Few work high above the ground work amount；Using the arrangement, operating efficiency is remarkably improved, shortens the installation duration, raising is respectively set
Standby utilization rate, equipment expense is reduced, so as to reduce cost input.
(2) unit side coal bunker structure π type boiler structural design methods of the invention, using tower crane II is laid in boiler, it is used for
Before boiler girder lifting, coordinate with tower crane I and to cover boiler furnace region comprehensively and complete the lifting of the big part of burner hearth, solve
Side coal bunker structure can not improve lifting coverage, further boiler left and right sides same period arrange two tower cranes the problem of
Increase ground combination workload, reduce work high above the ground work amount；Using the arrangement, operating efficiency is remarkably improved, is shortened
The installation duration, the utilization rate of each equipment is improved, equipment expense is reduced, so as to reduce cost input.
Brief description of the drawings
Fig. 1 is a kind of unit side coal bunker structure π type boiler structural design mechanical arrangement structure schematic diagrames of the present invention；
Fig. 2 is a kind of unit side coal bunker structure π type boiler structural design method flow diagrams of the present invention.
Wherein, 1, tower crane I；2nd, tower crane II；3rd, crane I.
Embodiment
The present invention will be further described with embodiment below in conjunction with the accompanying drawings：
Unit of the present invention is thermal power plant's gigawatt unit.
Fig. 1 is a kind of unit side coal bunker structure π type boiler structural design mechanical arrangement structure schematic diagrames of the present invention.
Unit side coal bunker structure π type boiler structural design mechanical arrangement structures as shown in Figure 1, including：It is responsible for big part lifting
The crane I 3 of tower crane I 1, the tower crane II 2 for being responsible for smallclothes lifting and the lifting of responsible furnace roof；The tower crane I 1 is laid in a boiler left side
Side；The tower crane II 2 is laid in boiler；The crane I 3 is laid in the forward right side opening position of boiler top；
Tower crane II 2 described in the coal bunker π type boiler structural design mechanical arrangement structures of unit side is laid in boiler, for big in boiler
Before hoisting of slab beam, coordinate with tower crane I 1 and to cover boiler furnace region comprehensively and complete the lifting of the big part of burner hearth, solve side coal
Chamber structure can not the boiler left and right sides same period arrange two tower cranes the problem of.
In one embodiment, crane I is fixed derrick crane.
In another embodiment, crane I is traveling tower crane, so utilizes portable crane, not only
Lifting coverage is improved, can also improve utilization of area situation.
In another embodiment, crane I is autocrane, so using autocrane, is not only improved
Lifting coverage, can also improve utilization of area rate.
Wherein, tower crane I can use FHFZQ1700 tower cranes.
Tower crane II can use FZQ2200B tower cranes.
Tower crane I, tower crane II can also use the tower crane of other models.
In specific implementation, tower crane I and the same period of tower crane II arrangement, it can so ensure the same of boiler plant installation progress
Step, substantial amounts of machinery expenses can be saved, save construction cost.
The present embodiment uses lays tower crane II in boiler, for before boiler girder lifts, coordinating to come entirely with tower crane I
Face covers boiler furnace region and completes the lifting of the big part of burner hearth, and solving side coal bunker structure can not be in boiler left and right sides same period cloth
The problem of putting two tower cranes, lifting coverage is improved, further increase ground combination workload, reduce work high above the ground work
Amount；Using the arrangement, operating efficiency is remarkably improved, shortens the installation duration, improves the utilization rate of each equipment, is reduced
Equipment expense, so as to reduce cost input.
Fig. 2 is a kind of unit side coal bunker π type boiler structural design method flow diagrams of the present invention.
A kind of unit side coal bunker structure π type boiler structural design methods as shown in Figure 2, including：
Step 1：Tower crane I is just laid on the left of boiler, tower crane II is laid in boiler；
Step 2：Before boiler girder lifting, tower crane I and tower crane II be engaged to cover comprehensively boiler furnace region and
Complete the lifting of the big part of burner hearth；
Step 3：When preparing boiler girder lifting, tower crane II is removed, calls in a large-scale derrick crane temporarily
Coordinate the lifting for completing large girder with tower crane I；
Step 4：After the completion of board roof hoisting, laid in the forward right side opening position of boiler top and be responsible for rising for furnace roof lifting
Heavy-duty machine I and tower crane I coordinates to complete the lifting of furnace roof.
In one embodiment, crane I is fixed derrick crane.
In another embodiment, crane I is traveling tower crane, so utilizes portable crane, not only
Lifting coverage is improved, can also improve utilization of area situation.
In another embodiment, crane I is autocrane, so using autocrane, is not only improved
Lifting coverage, can also improve utilization of area situation.
Wherein, tower crane I can use FHFZQ1700 tower cranes.
Tower crane II can use FZQ2200B tower cranes.
Tower crane I, tower crane II can also use the tower crane of other models.
In specific implementation, tower crane I and the same period of tower crane II arrangement, it can so ensure the same of boiler plant installation progress
Step, substantial amounts of machinery expenses can be saved, save construction cost.
The unit side coal bunker structure π type boiler structural design methods of the present invention, using tower crane II is laid in boiler, in pot
Before stove board roof hoisting, coordinate with tower crane I and to cover boiler furnace region comprehensively and complete the lifting of the big part of burner hearth, solve side
Coal bunker structure can not the boiler left and right sides same period arrange two tower cranes the problem of, improve lifting coverage, further increase
Workload is combined on ground, reduces work high above the ground work amount；Using the arrangement, operating efficiency is remarkably improved, shortens installation
Construction period, the utilization rate of each equipment is improved, equipment expense is reduced, so as to reduce cost input.
Although above-mentioned the embodiment of the present invention is described with reference to accompanying drawing, model not is protected to the present invention
The limitation enclosed, one of ordinary skill in the art should be understood that on the basis of technical scheme those skilled in the art are not
Need to pay various modifications or deformation that creative work can make still within protection scope of the present invention.
Claims (5)
- A kind of 1. unit side coal bunker structure π type boiler structural design methods, it is characterised in that including：Step 1：Tower crane I is just laid on the left of boiler, tower crane II is laid in boiler；Step 2：Before boiler girder lifting, tower crane I and tower crane II are engaged to cover boiler furnace region and completion comprehensively The lifting of the big part of burner hearth；Step 3：When preparing boiler girder lifting, tower crane II is removed, calls in one large-scale derrick crane and tower temporarily Hang I and coordinate the lifting for completing large girder；Step 4：After the completion of board roof hoisting, the crane for being responsible for furnace roof lifting is laid in the forward right side opening position of boiler top I coordinates with tower crane I to complete the lifting of furnace roof.
- A kind of 2. unit side coal bunker structure π type boiler structural design methods as claimed in claim 1, it is characterised in that the lifting Machine I is fixed derrick crane.
- A kind of 3. unit side coal bunker structure π type boiler structural design methods as claimed in claim 1, it is characterised in that the lifting Machine I is traveling tower crane.
- A kind of 4. unit side coal bunker structure π type boiler structural design methods as claimed in claim 1, it is characterised in that the lifting Machine I is autocrane.
- A kind of 5. unit side coal bunker structure π type boiler structural design methods as claimed in claim 1, it is characterised in that the tower crane I Arranged with the same period of tower crane II.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611093249.7A CN106379811B (en) | 2016-11-30 | 2016-11-30 | Unit side coal bunker structure π type boiler structural design mechanical arrangement structures and hanging method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611093249.7A CN106379811B (en) | 2016-11-30 | 2016-11-30 | Unit side coal bunker structure π type boiler structural design mechanical arrangement structures and hanging method |
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| CN106379811A CN106379811A (en) | 2017-02-08 |
| CN106379811B true CN106379811B (en) | 2017-11-21 |
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| CN201611093249.7A Active CN106379811B (en) | 2016-11-30 | 2016-11-30 | Unit side coal bunker structure π type boiler structural design mechanical arrangement structures and hanging method |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108758602A (en) * | 2018-08-11 | 2018-11-06 | 中国电建集团贵州电力设计研究院有限公司 | A kind of construction method for boiler girder lifting |
Citations (4)
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| CN201825635U (en) * | 2010-10-21 | 2011-05-11 | 四川电力建设三公司 | Hoisting structure of power station boiler |
| CN202092095U (en) * | 2011-06-13 | 2011-12-28 | 山东电力工程咨询院有限公司 | Million kilowatt unit tower type boiler system with lateral coal bunker in power plant |
| CN203545492U (en) * | 2013-11-05 | 2014-04-16 | 河南第一火电建设公司 | Attached type crane walking track device on top of boiler |
| CN104930491A (en) * | 2015-05-08 | 2015-09-23 | 山东电力建设第一工程公司 | Mounting system and method of internal heating face component of secondary reheat ultra-supercritical tower-type boiler |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000327259A (en) * | 1999-05-19 | 2000-11-28 | Ishikawajima Harima Heavy Ind Co Ltd | Heat transfer tube panel block suspension method for waste heat recovery boiler |
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2016
- 2016-11-30 CN CN201611093249.7A patent/CN106379811B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201825635U (en) * | 2010-10-21 | 2011-05-11 | 四川电力建设三公司 | Hoisting structure of power station boiler |
| CN202092095U (en) * | 2011-06-13 | 2011-12-28 | 山东电力工程咨询院有限公司 | Million kilowatt unit tower type boiler system with lateral coal bunker in power plant |
| CN203545492U (en) * | 2013-11-05 | 2014-04-16 | 河南第一火电建设公司 | Attached type crane walking track device on top of boiler |
| CN104930491A (en) * | 2015-05-08 | 2015-09-23 | 山东电力建设第一工程公司 | Mounting system and method of internal heating face component of secondary reheat ultra-supercritical tower-type boiler |
Non-Patent Citations (1)
| Title |
|---|
| 1000MW超超临界机组汽机与锅炉岛施工主吊机械选择与布置;王运法;《电力建设》;20080401;第29卷(第4期);第79-82页 * |
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