CN102251679A - Construction method - Google Patents
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- CN102251679A CN102251679A CN2011101198302A CN201110119830A CN102251679A CN 102251679 A CN102251679 A CN 102251679A CN 2011101198302 A CN2011101198302 A CN 2011101198302A CN 201110119830 A CN201110119830 A CN 201110119830A CN 102251679 A CN102251679 A CN 102251679A
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Abstract
The invention discloses a construction method, which comprises the following steps of: assembling a multilayer scaffold off site; temporarily fixing installation items on the scaffold layer by layer; integrally hoisting the scaffold and the installation items to a construction site; sealing the top of a civil room; and installing the installation items on site from a high layer to a low layer, and detaching the scaffold till the installation is finished. Compared with the prior art, the construction method has the advantages that: the scaffold is assembled off site, the installation items are temporarily fixed on the scaffold, and then the scaffold and the installation items are integrally hoisted to the installation site, so that manpower and time for carrying the scaffold and the installation items can be saved, and the problem that the installation items are difficultly introduced after a plant is built does not exit; and the operation of erecting the scaffold does not need to be performed on the construction site, so that the construction environment is improved, the construction period can be shortened, the construction investment is reduced, the construction cost of a nuclear power plant is reduced, and the method plays a positive role in improving the economical efficiency of the nuclear power plant.
Description
Technical field
The present invention relates to the installation field of industrial facility such as nuclear power plant, relate in particular to the convenient job practices that is similar to intensive installation regions such as piping lane.
Background technology
At present, the construction of domestic nuclear power plant generally is to adopt traditional civil engineering to build and installation enterprise schema, build according to predefined sequence of construction, promptly be to build up mill construction earlier mostly, again with scaffold equipment a dead lift in factory building and set up scaffold, last artificial the introducing installed items and also installed in factory building.Above-mentioned job practices need be set up scaffold at the carrying of scaffold equipment, scene and introduce to install on the items and expend a large amount of time and manpower, so that there are shortcomings such as length consuming time, expense manpower, construction environment difference in building course.
In view of this, necessaryly provide a kind of time saving and energy saving convenient job practices.
Summary of the invention
The objective of the invention is to: a kind of time saving and energy saving convenient job practices is provided.
In order to realize the foregoing invention purpose, the invention provides a kind of job practices, it may further comprise the steps: organize outside the venue the multilayer scaffold; The items layering will be installed temporarily is fixed on the scaffold; Scaffold and installation items integral body are hung in the job site; The civil engineering room is bound; The scene of items is installed by high level to low layer order installs and the dismounting scaffold, until installing.
As a kind of improvement of job practices of the present invention, the temporary transient permanent position of described installation items on scaffold is to determine according to its actual installation position or erection sequence at the scene.
As a kind of improvement of job practices of the present invention, carrying out describedly with scaffold with install before items integral body hangs in the step of job site, the ground floor plate in civil engineering room and body of wall have been built and have been finished.
As a kind of improvement of job practices of the present invention, when carrying out that the civil engineering room bound step:, then directly carry out the construction of binding of attic plate if the civil engineering room is the top-open type construction; If the civil engineering room does not adopt the top-open type construction, then utilize the scaffold that has hung in, by traditional form of construction work room attic plate is carried out formwork, need not to set up the construction that a large amount of civil engineering scaffolds can be finished room attic plate.
As a kind of improvement of job practices of the present invention, when install at the scene that items are installed by high level to low layer order and remove scaffold, whenever install one deck installation items and then remove one deck scaffold.
As a kind of improvement of job practices of the present invention, described installation items comprise suspension and support, skinny device, pipeline, valve and cable testing bridge, and the on-the-spot erection sequence of described installation items is after suspension and support is installed earlier its carrying items to be installed.
As a kind of improvement of job practices of the present invention, the multilayer scaffold that described scaffold all can be regulated for each layer.
A kind of improvement as job practices of the present invention, when the installation that items are installed, can use the default suspension centre of civil engineering room attic plate that items will be installed and cause the installation site, also can make full use of the adjustable frames of scaffold, items are carried out conveniently to installing, accurate localization.
A kind of improvement as job practices of the present invention, described scaffold comprises adjustable frames, adjustable frames comprises passive bottom pad plate, is fixed in the threaded rod of bottom pad plate, and adjustable-height be rotatably connected in the mounting plate of threaded rod, bottom pad plate and mounting plate are respectively equipped with girth member.
A kind of improvement as job practices of the present invention, described scaffold also comprises vertical rod and horizon bar, and vertical rod is fixed in the mounting plate of base and is extended upward, and the upper end of vertical rod can be connected with the bottom pad plate of another base, fix another root vertical rod on the base again, thereby increase scaffold as required; Vertical rod is established some stiffeners according to requirement of strength; Horizon bar divides vertical pole and cross bar, and horizon bar is erected between the different vertical rods, is used to constitute the general frame of scaffold, temporarily fixedly mounts items and load such as carrying constructor etc.
Compared with prior art, the present invention organizes scaffold outside the venue earlier, and items will be installed be temporarily fixed on the scaffold, just scaffold and installation items integral body are hung in the erecting bed then, can save the manpower and the time of carrying scaffold and installation items, do not exist factory building to build up the back yet the problem that items are introduced difficulty is installed, and the work of setting up scaffold need not to carry out at the construction field (site), help improving construction environment, therefore can the reduction of erection time, reduce construction and drop into, to reducing the construction cost of nuclear power plant, the economy that improves nuclear power plant has played positive role.
Description of drawings
Below in conjunction with the drawings and specific embodiments, job practices of the present invention and useful technique effect thereof are elaborated.
The flow chart of Fig. 1 for adopting job practices of the present invention that piping lane is constructed.
Fig. 2 to Figure 11 is the work progress schematic diagram of job practices of the present invention.
Figure 12 is the schematic diagram of the scaffold base of job practices of the present invention.
The specific embodiment
For fear of a dead lift scaffold and of the waste of installation items to time and manpower, job practices of the present invention is organized scaffold outside the venue earlier, and items will be installed be temporarily fixed on the scaffold, just scaffold and installation items integral body are hung in the erecting bed then, thereby save the carrying scaffold and the time and the manpower of items are installed.Job practices of the present invention may extend to whole nuclear power plant scope, is particularly useful for intensive installation regions such as piping lane.Below only be that example describes job practices of the present invention with the piping lane, still, job practices of the present invention also can be used for other installation regions.
See also Fig. 2 and shown in Figure 12, the scaffold that adopts in the invention process method comprises base 10, vertical rod 11 and horizon bar.Wherein, base 10 is an adjustable frames, comprise passive bottom pad plate 102, be fixed in the threaded rod 104 of bottom pad plate 102, and adjustable-height be rotatably connected in mounting plate 106 on the threaded rod 104, bottom pad plate 102 and mounting plate 106 are respectively equipped with girth member 108.Vertical rod 11 is fixed in the mounting plate 106 of base 10 and is extended upward, and the upper end of vertical rod 11 can be connected with the bottom pad plate 102 of another base 10, fixes another root vertical rod 11 on the base 10 again, thereby continues to increase scaffold according to needs very much.Vertical rod 11 need be established some stiffeners 12 according to requirement of strength.Horizon bar comprises vertical pole 13 and cross bar 14, and horizon bar is erected between the different vertical rod 11, is used to constitute the general frame of scaffold, temporarily fixedly mounts items and load such as carrying constructor etc.
See also shown in Figure 1ly, job practices of the present invention may further comprise the steps: (1) sets up the adjustable scaffold of multilayer (step S1) outside the venue, and the scaffold that assembling is finished as shown in Figure 2; (2) the installation items that will comprise suspension and support 20 and carrying items (as skinny device, pipeline 21, valve, cable testing bridge etc.) thereof temporarily are fixed in (step S2) on the scaffold by its actual installation position or erection sequence layering at the scene, and the scaffold of fixed installation after the items as shown in Figure 3; (3) scaffold and the integral hoisting of installation items are introduced job site (step S3), construct schematic diagram as shown in Figure 4, the ground floor plate 30 in civil engineering room and body of wall 31 have promptly been built before this step and have been finished; (4) the civil engineering room is bound (step S4), construct schematic diagram as shown in Figure 5: in step S4,, then directly carry out the construction of binding of attic plate 32 if the civil engineering room is the top-open type construction; If the civil engineering room does not adopt the top-open type construction, then can utilize the scaffold that has hung in, by traditional form of construction work room attic plate 32 is carried out formwork, just can save the work of setting up of a large amount of civil engineering scaffolds, help the construction of room attic plate 32; (5) the suspension and support 20(of the superiors step S5 is installed), the construction schematic diagram is as shown in Figure 6; (6) the superiors' carrying items (step S6) are installed, the construction schematic diagram as shown in Figure 7; (7) remove the superiors' scaffolds (step S7), the construction schematic diagram as shown in Figure 8; (8) second layer suspension and support 20(step S8 is installed), the construction schematic diagram is as shown in Figure 9; (9) second layer is installed and is carried items and remove second layer scaffold (step S9), the construction schematic diagram as shown in figure 10; (10) successively down install until installation (step S10), the construction schematic diagram as shown in figure 11.
In step S5 and S6, can use the default suspension centre of room attic plate 32 that items will be installed and cause the installation site, the adjustable frames that also can make full use of scaffold is not only convenient but also items will be installed accurately locate.
By above description as can be seen, nuclear power job practices provided by the invention, can save the manpower and the time of carrying scaffold and installation items, do not exist factory building to build up the back yet the problem that items are introduced difficulty is installed, and the work of setting up scaffold need not to carry out at the construction field (site), helps improving construction environment, therefore can the reduction of erection time, reduce construction and drop into, to reducing the construction cost of nuclear power plant, the economy that improves nuclear power plant has played positive role.
The announcement of book and instruction according to the above description, those skilled in the art in the invention can also carry out suitable change and modification to above-mentioned embodiment.Therefore, the specific embodiment that discloses and describe above the present invention is not limited to also should fall in the protection domain of claim of the present invention modifications and changes more of the present invention.In addition, although used some specific terms in this manual, these terms do not constitute any restriction to the present invention just for convenience of description.
Claims (10)
1. job practices is characterized in that may further comprise the steps:
Organize the multilayer scaffold outside the venue;
The items layering will be installed temporarily is fixed on the scaffold;
Scaffold and installation items integral body are hung in the job site;
The civil engineering room is bound;
The scene of items is installed by high level to low layer order installs and the dismounting scaffold, until installing.
2. job practices according to claim 1 is characterized in that: the temporary transient permanent position of described installation items on scaffold is to determine according to its actual installation position or erection sequence at the scene.
3. job practices according to claim 1 is characterized in that: carrying out describedly with scaffold with install before items integral body hangs in the step of job site, the ground floor plate in civil engineering room and body of wall have been built and have been finished.
4. job practices according to claim 1 is characterized in that: when carrying out that the civil engineering room bound step: if the civil engineering room is the top-open type construction, then directly carry out the construction of binding of attic plate; If the civil engineering room does not adopt the top-open type construction, then utilize the scaffold that has hung in, by traditional form of construction work room attic plate is carried out formwork, need not to set up the construction that a large amount of civil engineering scaffolds can be finished room attic plate.
5. job practices according to claim 1 is characterized in that: when install at the scene that items are installed by high level to low layer order and remove scaffold, whenever install one deck installation items and then remove one deck scaffold.
6. job practices according to claim 1 is characterized in that: described installation items comprise suspension and support, skinny device, pipeline, valve and cable testing bridge, and the on-the-spot erection sequence of described installation items is after suspension and support is installed earlier its carrying items to be installed.
7. according to each described job practices in the claim 1 to 6, it is characterized in that: the multilayer scaffold that described scaffold all can be regulated for each layer.
8. job practices according to claim 7, it is characterized in that: when the installation that items are installed, can use the default suspension centre of civil engineering room attic plate that items will be installed and cause the installation site, also can make full use of the adjustable frames of scaffold, items are carried out conveniently to installing, accurate localization.
9. job practices according to claim 7, it is characterized in that: described scaffold comprises adjustable frames, adjustable frames comprises passive bottom pad plate, is fixed in the threaded rod of bottom pad plate, and adjustable-height be rotatably connected in the mounting plate of threaded rod, bottom pad plate and mounting plate are respectively equipped with girth member.
10. job practices according to claim 9, it is characterized in that: described scaffold also comprises vertical rod and horizon bar, vertical rod is fixed in the mounting plate of base and is extended upward, the upper end of vertical rod can be connected with the bottom pad plate of another base, fix another root vertical rod on the base again, thereby increase scaffold as required; Vertical rod is established some stiffeners according to requirement of strength; Horizon bar divides vertical pole and cross bar, and horizon bar is erected between the different vertical rods, is used to constitute the general frame of scaffold, temporarily fixedly mounts items and load such as carrying constructor etc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110119830.2A CN102251679B (en) | 2011-05-10 | 2011-05-10 | Construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110119830.2A CN102251679B (en) | 2011-05-10 | 2011-05-10 | Construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102251679A true CN102251679A (en) | 2011-11-23 |
| CN102251679B CN102251679B (en) | 2015-04-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110119830.2A Active CN102251679B (en) | 2011-05-10 | 2011-05-10 | Construction method |
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| CN (1) | CN102251679B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102660304A (en) * | 2012-05-08 | 2012-09-12 | 中国十九冶集团有限公司 | Method for installing and constructing monorail crane |
| CN102733614A (en) * | 2012-06-29 | 2012-10-17 | 中广核工程有限公司 | Method for constructing room module of nuclear power plant |
| CN106848938A (en) * | 2017-02-17 | 2017-06-13 | 中国十七冶集团有限公司 | Cable testing bridge hanging installation method under a kind of High Altitude Platform |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2145830Y (en) * | 1992-01-16 | 1993-11-10 | 黎伟 | Multifunctional scaffolding platform |
| JPH08302991A (en) * | 1995-04-30 | 1996-11-19 | Nippon Steel Corp | Movable scaffold |
| JPH11280262A (en) * | 1998-03-27 | 1999-10-12 | Onoda Autoclaved Light Weight Concrete Co Ltd | Carrying method of concrete panel and device therefor |
| CN2454475Y (en) * | 2000-12-01 | 2001-10-17 | 北京康得环保科技股份有限公司 | Quickly-mounting scaffold |
| CN101864842A (en) * | 2010-06-28 | 2010-10-20 | 中广核工程有限公司 | Construction method of nuclear power plant project |
-
2011
- 2011-05-10 CN CN201110119830.2A patent/CN102251679B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2145830Y (en) * | 1992-01-16 | 1993-11-10 | 黎伟 | Multifunctional scaffolding platform |
| JPH08302991A (en) * | 1995-04-30 | 1996-11-19 | Nippon Steel Corp | Movable scaffold |
| JPH11280262A (en) * | 1998-03-27 | 1999-10-12 | Onoda Autoclaved Light Weight Concrete Co Ltd | Carrying method of concrete panel and device therefor |
| CN2454475Y (en) * | 2000-12-01 | 2001-10-17 | 北京康得环保科技股份有限公司 | Quickly-mounting scaffold |
| CN101864842A (en) * | 2010-06-28 | 2010-10-20 | 中广核工程有限公司 | Construction method of nuclear power plant project |
Non-Patent Citations (2)
| Title |
|---|
| 大和久等: "连接悬吊式脚手架及其施工", 《建筑机械化》 * |
| 杨溢: "钢结构网架的分块吊装工艺及其应用", 《广东建材》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102660304A (en) * | 2012-05-08 | 2012-09-12 | 中国十九冶集团有限公司 | Method for installing and constructing monorail crane |
| CN102733614A (en) * | 2012-06-29 | 2012-10-17 | 中广核工程有限公司 | Method for constructing room module of nuclear power plant |
| CN106848938A (en) * | 2017-02-17 | 2017-06-13 | 中国十七冶集团有限公司 | Cable testing bridge hanging installation method under a kind of High Altitude Platform |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102251679B (en) | 2015-04-22 |
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