CN109958195A - A kind of nuclear power station heap container supporting embedded part construction method - Google Patents
A kind of nuclear power station heap container supporting embedded part construction method Download PDFInfo
- Publication number
- CN109958195A CN109958195A CN201910048883.6A CN201910048883A CN109958195A CN 109958195 A CN109958195 A CN 109958195A CN 201910048883 A CN201910048883 A CN 201910048883A CN 109958195 A CN109958195 A CN 109958195A
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- China
- Prior art keywords
- embedded part
- heap container
- container supporting
- supporting embedded
- heap
- Prior art date
- 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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- 238000010276 construction Methods 0.000 title claims abstract description 32
- 238000009434 installation Methods 0.000 claims abstract description 32
- 238000000034 method Methods 0.000 claims abstract description 15
- 238000004088 simulation Methods 0.000 claims abstract description 8
- 238000004519 manufacturing process Methods 0.000 claims abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 15
- 239000010959 steel Substances 0.000 claims description 15
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 4
- 238000005266 casting Methods 0.000 claims description 3
- 125000004122 cyclic group Chemical group 0.000 claims description 3
- 230000036316 preload Effects 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000009435 building construction Methods 0.000 abstract description 4
- 230000036244 malformation Effects 0.000 abstract 1
- 238000004904 shortening Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 230000007812 deficiency Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003758 nuclear fuel Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
- E04B1/4157—Longitudinally-externally threaded elements extending from the concrete or masonry, e.g. anchoring bolt with embedded head
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/18—Adjusting tools; Templates
- E04G21/1841—Means for positioning building parts or elements
- E04G21/185—Means for positioning building parts or elements for anchoring elements or elements to be incorporated in the structure
Abstract
The invention belongs to technical field of building construction, more particularly to a kind of heap container supporting embedded part construction method, this method includes the assembly of heap container supporting embedded part module, the assembling of rack support system, modeling Simulation, production and installation Lift-on/Lift-off System, support device location and installation in place, heap container supporting embedded part module hoisting are in place, concreting, bolt pretightening are constructed each step stage by stage, and heap container supporting embedded part is installed on concrete circumferential support.The present invention can be significantly reduced malformation, simplify working procedure, improve installation accuracy, the duration for shortening erection stage, lifting construction efficiency, has biggish economic benefit and social benefit, can be applied to the realm of building construction of same type structure.
Description
Technical field
The invention belongs to technical field of building construction, and in particular to a kind of heap container supporting embedded part construction method.
Background technique
Heap container supporting embedded part is the effect for supporting heap container, upper part and the support skirt welding of heap container, and lower part passes through
Anchor bolt is connect with anchor slab, and anchor bolt is embedded in concrete and connect with the reinforcing bar in reactor pit concrete, in nuclear power station operational process
Nuclear fuel transport plays a very important role.
Support system of the heap container supporting embedded part as heap container, production and installation accuracy require high, such as use
Sectional type installation method, lower anchor plate lift installation-bolt installation-upper body lifting installation, such method erector
Skill is cumbersome, and integral installation precision is difficult to control, and installation period is long, and security risk is big, it is long to occupy engineering critical path time,
Heap container supporting embedded part is located among reinforcing bar ringwall, and periphery is wrapped up by bar frame, and operating space is narrow when bolt fastening,
Therefore, be now badly in need of a kind of short time limit, quality controllable, security risk is low, economically viable construction method come solve it is above exist ask
Topic and deficiency.
Summary of the invention
In order to solve the problems in the prior art, the purpose of the present invention is to deficiency, a kind of heap container supporting embedded part is provided and is applied
Work method, effectively control construction precision, significantly improve construction efficiency and construction quality, simplify working procedure, shorten installation period,
Reduce security risk.
The invention adopts the following technical scheme:
A kind of nuclear power station heap container supporting embedded part construction method is constructed using heap container support combinations formula built-in fitting, institute
Heap container support combinations formula built-in fitting is stated to include heap container supporting embedded part module, guiding device in place, rack support system, hang
Dress system and support device in place, the heap container supporting embedded part module include heap container supporting embedded part ontology, heap container
Supporting embedded part anchor plate, anchor bolt, upright supports system, which includes following step
It is rapid:
Step 1: heap container supporting embedded part module is assembled: heap container supporting embedded part anchor plate is installed on guiding dress in place
It sets, setting finishing upright supports system, completes heap container branch using support on heap container supporting embedded part anchor plate
The fixation of embedded part body and bottom ring flat-plate is supportted, whole absolute altitude precision is adjusted；Heap container supporting embedded part ontology is lifted to vertical
In column support system, centre uses anchor bolts heap container supporting embedded part ontology and heap container supporting embedded part anchor plate；
Step 2: rack support system assembles: in heap container supporting embedded part ontology and heap container supporting embedded part anchor plate ring
Rack support system is set in circle, completes to reinforce integrally-built firm performance using rack support system stability；
Step 3: modeling Simulation: carrying out modeling Simulation using BIM software, verify position of collision, advised in advance to position of collision
It keeps away, avoids the collision in hoisting process between heap container supporting embedded part and the reinforcing bar ringwall of installation region；It is imitative using computer
True software cooperates aspect to simulate path in place, structures safe distance and the personnel in lifting activity；
Step 4: production and installation Lift-on/Lift-off System: annular spread, and middle part truss will be pressed with the girder steel of corresponding link bolt hole
Connection forms cyclic annular hoisting grid, Lift-on/Lift-off System is connect with heap container supporting embedded part ontology, is arranged on the hoisting grid
There is lifting hole(eyelet)；
Step 5: support device location and installation in place: according to the structures wall of live heap container supporting embedded part installation region
Position determines heap container supporting embedded part installation site, and support device in place is welded on corresponding built-in fitting；
Step 6: heap container support combinations formula built-in fitting integral hoisting is in place: main lifting wirerope branch is penetrated hoisting grid
On each lifting hole(eyelet), concentration is hooked on the crane hook of hoisting grid overcentre, each wirerope hook after with level
The angle in face is equal to lifting angle, manipulates loop wheel machine by hoisting grid and slings heap container support combinations formula built-in fitting, hangs and be sent to installation
Position；
Step 7: being successively classified casting concrete: after heap container support combinations formula built-in fitting is fixed on installation site, stage by stage
Carry out concreting；
Step 8: bolt pretightening is constructed: before burying bolt to concreting, rack support system and heap container being supported pre-
Embedded part module body disconnects, and carries out bolt tensioning in the direction of the clock using bolt tensioning equipment, and it is mixed to carry out next stage later
Solidifying soil pours.
Further, in step 1, the guiding device in place is welded on heap container supporting embedded part anchor using I-steel
In solid plate, installation finishing stainless-steel sheet in I-steel top carries out the adjusting of absolute altitude precision by stainless-steel sheet.
Further, in step 2, the rack support system is welded using H profile steel, is supported with heap container pre-buried
Part junction, which is provided with, reinforces node, and H profile steel global shape is annular in shape, and setting multi-point support in inside forms annular reinforcing structure.
Further, in step 5, the support device edge in place is equipped with guide plate, for guiding the support of heap container pre-
Embedded part is in place.
Further, in step 6, the lifting of the heap container support combinations formula built-in fitting, hoisting point position and heap container branch
Support the intersection of built-in fitting center of circle vertical line.
Further, in step 7, the heap container supporting embedded part periphery concreting work uses layer and section
Formula method is divided into four sections according to heap container supporting embedded part height and is poured.
Further, in step 8, pretightning force construction bolts point is in cruciform symmetry, and point 3 progress pretightning force constructions reach
Force value is pre-tightened, causes bolt fracture to prevent excessively pre-tightening.
Further, in step 8, tensioning Number of Bolts is 4n.
Beneficial effects of the present invention:
(1) a kind of heap container supporting embedded part modular construction method is provided, using support device in place, and uses BIM software
Modeling Simulation is carried out, position of collision is verified, position of collision is evaded in advance, effectively controls construction precision；
(2) bolt pretightening is constructed, and bolt pretightening construction uses multiple spot, repeatedly stretching, is avoided and is caused due to excessively pre-tightening
Bolt fracture reduces security risk；
(3) rack support system is set in heap container supporting embedded part ontology and anchor plate ring, ensure that integrally-built
Performance is firm, significantly improves construction efficiency and construction quality, simplifies working procedure, shortens installation period, reduces safety
Risk can be applied to the realm of building construction of same type structure.
Detailed description of the invention:
Fig. 1 is heap container supporting embedded part module finished product schematic of the invention；
Fig. 2 is support system schematic diagram in place of the invention；
Fig. 3 is upright supports system schematic of the invention；
Fig. 4 is rack support system schematic diagram of the invention；
Fig. 5 is Lift-on/Lift-off System schematic diagram of the invention；
Fig. 6 is layer-by-layer concreting schematic diagram of the invention；
Label in attached drawing are as follows: 1, heap container supporting embedded part ontology；2, heap container supporting embedded part anchor plate；3, anchor bolt；4,
Support system in place；5, upright supports system；6, rack support system；7, suspension hook.
Specific embodiment:
The embodiment of the present invention is described in further detail below in conjunction with attached drawing.
Referring to Fig.1-6, a kind of nuclear power station heap container supporting embedded part construction method, it is pre-buried using heap container support combinations formula
Part is constructed, and the heap container support combinations formula built-in fitting includes heap container supporting embedded part module, guiding device in place, net
Frame support system 6, Lift-on/Lift-off System and support device in place 4, the heap container supporting embedded part module include that the support of heap container is pre-
Embedded part ontology 1, heap container supporting embedded part anchor plate 2, anchor bolt 3, upright supports system 5, the heap container support combinations formula are pre-buried
Part construction method the following steps are included:
Step 1: heap container supporting embedded part module is assembled: heap container supporting embedded part anchor plate 2 is installed on guiding dress in place
It sets, the guiding device in place is welded on heap container supporting embedded part anchor plate 2 using I-steel, the installation of I-steel top
Stainless-steel sheet is finished, the adjusting of absolute altitude precision is carried out by stainless-steel sheet, is set on heap container supporting embedded part anchor plate 2
Finishing upright supports system 5 is set, the fixation of heap container supporting embedded part ontology and bottom ring flat-plate is completed using support, is adjusted
Whole absolute altitude precision；By in the lifting to upright supports system 5 of heap container supporting embedded part ontology 1, centre connects heap using anchor bolt 3
Container supporting embedded part ontology 1 and heap container supporting embedded part anchor plate 2；
Step 2: rack support system assembles: in heap container supporting embedded part ontology 1 and heap container supporting embedded part anchor plate 2
Rack support system 6 is set in ring, completes to reinforce integrally-built firm performance, institute using rack support system stability
It states rack support system 6 to be welded using H profile steel, is provided with heap container supporting embedded part junction and reinforces node, H profile steel
Global shape is annular in shape, and setting multi-point support in inside forms annular reinforcing structure；
Step 3: modeling Simulation: carrying out modeling Simulation using BIM software, verify position of collision, advised in advance to position of collision
It keeps away, avoids the collision in hoisting process between heap container supporting embedded part and the reinforcing bar ringwall of installation region；It is imitative using computer
True software cooperates aspect to simulate path in place, structures safe distance and the personnel in lifting activity；
Step 4: production and installation Lift-on/Lift-off System: annular spread, and middle part truss will be pressed with the girder steel of corresponding link bolt hole
Connection forms cyclic annular hoisting grid, Lift-on/Lift-off System is connect with heap container supporting embedded part ontology 1, is set on the hoisting grid
It is equipped with lifting hole(eyelet)；
Step 5: support device location and installation in place: according to the structures wall of live heap container supporting embedded part installation region
Position determines heap container supporting embedded part installation site, and support device 4 in place, the support in place are welded on corresponding built-in fitting
4 edge of device is equipped with guide plate, for guiding heap container supporting embedded part in place；
Step 6: heap container support combinations formula built-in fitting integral hoisting is in place: main lifting wirerope branch is penetrated hoisting grid
On each lifting hole(eyelet), concentration is hooked on the crane hook 7 of hoisting grid overcentre, each wirerope hook after with level
The angle in face is equal to lifting angle, manipulates loop wheel machine by hoisting grid and slings heap container support combinations formula built-in fitting, hangs and be sent to installation
Position, the lifting of the heap container support combinations formula built-in fitting, hoisting point position intersect with heap container supporting embedded part center of circle vertical line,
It is guided in place when in place using guide plate, heap container supporting embedded part axial direction precision is completed by guide plate and is adjusted；
Step 7: being successively classified casting concrete: after heap container support combinations formula built-in fitting is fixed on installation site, using point
Layer segmented method carries out concreting, is divided into four sections according to heap container supporting embedded part height and is poured；
Step 8: bolt pretightening is constructed: before burying bolt to concreting, rack support system 6 and heap container being supported
Built-in fitting module body disconnects, and carries out bolt tensioning, pretightning force construction bolts point in the direction of the clock using bolt tensioning equipment
In cruciform symmetry, point 3 progress pretightning force constructions reach preload force value, and tensioning Number of Bolts is 4n, causes spiral shell to prevent excessively pre-tightening
Bolt fracture, carries out next stage concreting later.
The above is only the preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-described embodiment,
All technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention, it is noted that for the art
For those of ordinary skill, several improvements and modifications without departing from the principles of the present invention should be regarded as protection of the invention
Range.
Claims (8)
1. a kind of nuclear power station heap container supporting embedded part construction method, characterized in that use heap container support combinations formula built-in fitting
It constructs, the heap container support combinations formula built-in fitting includes heap container supporting embedded part module, guiding device in place, rack
Support system, Lift-on/Lift-off System and support device in place (4), the heap container supporting embedded part module include that the support of heap container is pre-buried
Part ontology (1), heap container supporting embedded part anchor plate (2), anchor bolt (3), upright supports system (5), the heap container support combinations
Formula built-in fitting construction method the following steps are included:
Step 1: heap container supporting embedded part module is assembled: heap container supporting embedded part anchor plate (2) is installed on guiding in place
On device, setting finishing upright supports system (5) on heap container supporting embedded part anchor plate (2) is completed using support
The fixation of heap container supporting embedded part ontology and bottom ring flat-plate adjusts whole absolute altitude precision；By heap container supporting embedded part ontology
(1) on lifting to upright supports system (5), centre is using anchor bolt (3) connection heap container supporting embedded part ontology (1) and heap container
Supporting embedded part anchor plate (2)；
Step 2: rack support system assembles: in heap container supporting embedded part ontology (1) and heap container supporting embedded part anchor plate
(2) rack support system (6) are set in ring, complete to reinforce integrally-built stability using rack support system stability
Energy；
Step 3: modeling Simulation: carrying out modeling Simulation using BIM software, verify position of collision, advised in advance to position of collision
It keeps away, avoids the collision in hoisting process between heap container supporting embedded part and the reinforcing bar ringwall of installation region；It is imitative using computer
True software cooperates aspect to simulate path in place, structures safe distance and the personnel in lifting activity；
Step 4: production and installation Lift-on/Lift-off System: annular spread, and middle part truss will be pressed with the girder steel of corresponding link bolt hole
Connection forms cyclic annular hoisting grid, Lift-on/Lift-off System is connect with heap container supporting embedded part ontology (1), on the hoisting grid
It is provided with lifting hole(eyelet)；
Step 5: support device location and installation in place: according to the structures wall of live heap container supporting embedded part installation region
Position determines heap container supporting embedded part installation site, and support device in place (4) are welded on corresponding built-in fitting；
Step 6: heap container support combinations formula built-in fitting integral hoisting is in place: main lifting wirerope branch is penetrated hoisting grid
On each lifting hole(eyelet), concentration is hooked on the crane hook (7) of hoisting grid overcentre, each wirerope hook after with water
The angle of plane is equal to lifting angle, manipulates loop wheel machine by hoisting grid and slings heap container support combinations formula built-in fitting, hangs and be sent to peace
Holding position；
Step 7: being successively classified casting concrete: after heap container support combinations formula built-in fitting is fixed on installation site, stage by stage
Carry out concreting；
Step 8: bolt pretightening is constructed: before burying bolt to concreting, by rack support system (6) and heap container branch
It supports built-in fitting module body to disconnect, carries out bolt tensioning in the direction of the clock using bolt tensioning equipment, carry out lower single order later
Section concrete pours.
2. nuclear power station heap container supporting embedded part construction method according to claim 1, characterized in that in step 1, institute
It states guiding device in place to be welded on heap container supporting embedded part anchor plate (2) using I-steel, finishing is installed on I-steel top
Work stainless-steel sheet carries out the adjusting of absolute altitude precision by stainless-steel sheet.
3. according to a kind of nuclear power station heap container supporting embedded part construction method described in claim 1, it is characterised in that: step 2
In, the rack support system (6) is welded using H profile steel, is provided with heap container supporting embedded part junction and is reinforced section
Point, H profile steel global shape is annular in shape, and setting multi-point support in inside forms annular reinforcing structure.
4. according to a kind of nuclear power station heap container supporting embedded part construction method described in claim 1, it is characterised in that: step 5
In, support device (4) edge in place is equipped with guide plate, for guiding heap container supporting embedded part in place.
5. according to a kind of nuclear power station heap container supporting embedded part construction method described in claim 1, it is characterised in that: step 6
In, the lifting of the heap container support combinations formula built-in fitting, hoisting point position intersects with heap container supporting embedded part center of circle vertical line.
6. according to a kind of nuclear power station heap container supporting embedded part construction method described in claim 1, it is characterised in that: step 7
In, the heap container supporting embedded part periphery concreting work uses layer and section formula method, is supported according to heap container pre-buried
Part height is divided into four sections and is poured.
7. according to a kind of nuclear power station heap container supporting embedded part construction method described in claim 1, it is characterised in that: step 8
In, pretightning force construction bolts point is in cruciform symmetry, and point 3 progress pretightning force constructions reach preload force value, is made to prevent excessively pre-tightening
At bolt fracture.
8. according to a kind of nuclear power station heap container supporting embedded part construction method described in claim 1, it is characterised in that: step 8
In, tensioning Number of Bolts is 4n.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910048883.6A CN109958195B (en) | 2019-01-18 | 2019-01-18 | Construction method for reactor vessel supporting embedded part of nuclear power station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910048883.6A CN109958195B (en) | 2019-01-18 | 2019-01-18 | Construction method for reactor vessel supporting embedded part of nuclear power station |
Publications (2)
| Publication Number | Publication Date |
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| CN109958195A true CN109958195A (en) | 2019-07-02 |
| CN109958195B CN109958195B (en) | 2020-11-10 |
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| CN201910048883.6A Active CN109958195B (en) | 2019-01-18 | 2019-01-18 | Construction method for reactor vessel supporting embedded part of nuclear power station |
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| CN111350281A (en) * | 2020-03-30 | 2020-06-30 | 中国核工业华兴建设有限公司 | Annular embedded part structure of nuclear power station dry protection equipment and installation method |
| CN111853347A (en) * | 2020-07-10 | 2020-10-30 | 青岛新华友建工集团股份有限公司 | BIM-based construction process for advanced positioning direct-buried anchor bolt prefabricated pipeline bracket |
| CN113882426A (en) * | 2021-10-22 | 2022-01-04 | 中国原子能科学研究院 | Embedded part |
| US20220213704A1 (en) * | 2021-01-06 | 2022-07-07 | China Eleventh Chemical Construction Co., Ltd. | Foundation bolt pre-embedding positioning mold and method for mounting foundation bolt |
| CN114809653A (en) * | 2022-05-22 | 2022-07-29 | 山西一建集团有限公司 | Precise positioning, mounting and constructing process for large-diameter conical embedded part |
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| Publication number | Publication date |
|---|---|
| CN109958195B (en) | 2020-11-10 |
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