CN105525749B - Substation accident oil sump large form pouring construction method - Google Patents
Substation accident oil sump large form pouring construction method Download PDFInfo
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- CN105525749B CN105525749B CN201510983553.8A CN201510983553A CN105525749B CN 105525749 B CN105525749 B CN 105525749B CN 201510983553 A CN201510983553 A CN 201510983553A CN 105525749 B CN105525749 B CN 105525749B
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- internal model
- external mold
- steel pipe
- oil sump
- stirrup
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- 238000010276 construction Methods 0.000 title claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 46
- 239000010959 steel Substances 0.000 claims description 46
- 230000015271 coagulation Effects 0.000 claims description 6
- 238000005345 coagulation Methods 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 4
- 239000002362 mulch Substances 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 238000003860 storage Methods 0.000 claims description 3
- 235000013399 edible fruits Nutrition 0.000 claims 1
- 238000007711 solidification Methods 0.000 claims 1
- 230000008023 solidification Effects 0.000 claims 1
- 238000012795 verification Methods 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 6
- 238000005266 casting Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- 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
- E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
- E04G11/02—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for rooms as a whole by which walls and floors are cast simultaneously, whole storeys, or whole buildings
-
- 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
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
- E04G17/02—Connecting or fastening means for non-metallic forming or stiffening elements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H7/00—Construction or assembling of bulk storage containers employing civil engineering techniques in situ or off the site
- E04H7/02—Containers for fluids or gases; Supports therefor
- E04H7/18—Containers for fluids or gases; Supports therefor mainly of concrete, e.g. reinforced concrete, or other stone-like material
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Revetment (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The invention discloses a kind of substation accident oil sump large form pouring construction method, for pouring into a mould substation accident oil sump, comprise the following steps, A, positioning and with mould；B, set and lead wall, C, assembling internal model, E, backform, F, cast concrete are set, G, form removal, the present invention can be molded oil sump laminated pouring, it is not necessary to individually pour into a mould top cover, improve the globality of oil sump, model sheetinstallat is simple, firm, can recycle, and saves material.
Description
Technical field
The present invention relates to a kind of substation accident oil sump construction method, in particular by big plank sheathing, for pouring into a mould power transformation
Stand emergency oil pond.
Background technology
Substation accident oil sump is used for the discharge of transformer oil when Accident of Transformer is overhauled.Substation accident oil sump includes
Columnar side wall and top cover, used template is all the circle that the splicing of fritter steel form surrounds during concrete is poured into a mould
Shape, the oil sump surface poured into a mould using fritter steel form occur more seam, surface irregularity, influence the intensity of oil sump.Together
When common casting process be that the side wall of oil sump and top cover are separately poured into a mould, influence the globality and intensity of oil sump.
The content of the invention
, can the technical problem to be solved in the present invention is to provide a kind of substation accident oil sump large form pouring construction method
Reduce oil sump surface and occur more seam, model sheetinstallat is simple, firm.
In order to solve the above technical problems, the technical solution used in the present invention is：
Substation accident oil sump large form pouring construction method, it is characterised in that：Comprise the following steps,
A, position and with mould, suitable template is selected according to the size of emergency oil pond, determines the center of circle, the external mold of emergency oil pond
Position and internal model position；
B, set and lead wall, set circular internal model to lead wall in internal model position, set circular external mold to lead wall in external mold position；
Internal model leads wall and external mold, and to lead wall concentric, and internal model, which leads wall and is arranged on external mold, leads portion within the walls；
C, assemble internal model, the cylindrical inner mold that is made up of some plank sheathings of wall installation led along internal model, the bottom of internal model with it is interior
Mould is led wall and is fixedly connected, and the inwall of internal model is uniformly arranged vertical flitch, and the upper inside wall of internal model is some by what is laterally set
Circular stirrup connection, installed in the inside of internal model for internal model to be supported as the horizontal steel pipe of circle；Set inside internal model
Put the vertical steel pipe for supporting backform；Internal model to after the completion of carries out vertical check, adjusted if out of plumb stirrup and
The position of steel pipe, internal model is set to be in plumbness；
D, assemble external mold, the cylindrical outer mold that is made up of some plank sheathings of wall installation led along external mold, the bottom of external mold with it is outer
Mould is led wall and is fixedly connected, and external mold is uniformly set with internal model by being uniformly arranged to drawing water-proof bolt to be connected in the outer wall of external mold
Vertical flitch is put, some circle stirrups are wound laterally outside in the flitch of external mold, it is fixed vertical on the outside of the stirrup of external mold
Steel pipe is set；External mold to after the completion of carries out vertical check, and the position of stirrup, steel pipe and flitch is adjusted if out of plumb,
External mold is set to be in plumbness；
Backform is set, backform is set on the top of internal model E, adjusting the vertical steel pipe inside internal model makes backform smooth；
F, concrete is poured into a mould, concrete is poured into a mould between external mold and internal model, while vibratory concrete shakes by vibrating head
It is real, until coagulation earth mulch crosses backform, pond body and top cover the laminated pouring shaping of oil sump；
G, form removal, external mold and plank sheathing, flitch, stirrup and the steel pipe of internal model are removed after coagulation earth storage solidifies.
Further improvement of the present invention is：To drawing length direction and the internal model of water-proof bolt and cutting for external mold in step D
Line direction is vertical, and to drawing water-proof bolt both ends to be each passed through internal model and external mold, the inner for drawing water-proof bolt is in internal model
Portion, outer end are in the outside of external mold.
Further improvement of the present invention is：Stirrup on the outside of external mold to the outer end for drawing water-proof bolt by spot welding with being connected
Connect；Steel pipe on the outside of external mold is disposed side by side on both sides of the same row to drawing water-proof bolt outer end in pairs, to drawing the outer of water-proof bolt
End is connected with steel pipe by castle nut.
Further improvement of the present invention is：Stirrup on the inside of internal model to the outer end for drawing water-proof bolt by spot welding with being connected
Connect.
Further improvement of the present invention is：The plank sheathing width for assembling internal model is 40 ~ 150 cm；Assemble the wooden model of external mold
Plate width is 50 ~ 200cm.
Further improvement of the present invention is：The position that the plank sheathing top of stirrup is set in step C is plank sheathing length
The position of degree more than 3/4ths.
Further improvement of the present invention is：The spacing between stirrup in step D on the outside of external mold is 30 ~ 40cm.
Further improvement of the present invention is：The flitch be width be 4 ~ 8cm, length than plank sheathing highly it is small by 10 ~
30cm rectangle batten.
Further improvement of the present invention is：The stirrup is a diameter of 10mm reinforcing bar.
Because using above-mentioned technical proposal, beneficial effect caused by the present invention is：
It a kind of substation accident oil sump large form pouring construction method of the present invention, can be molded oil sump laminated pouring,
Top cover need not be individually poured into a mould, improves the globality of oil sump, model sheetinstallat is simple, firm, can recycle, and saves material
Material.
The present invention uses bulk plank sheathing, smaller than traditional steel form weight, is easy to dismount and transports, while plank sheathing has
Toughness, shape can be adjusted to a certain extent, be circle by steel pipe top compressive strain.Big-size formwork carries out splicing and compares steel form
Template number used is few, and the face joint after form removal is less, improves surface smoothness, and then improves oil sump quality.
The present invention is tied up by reinforcing bar to plank sheathing, and carries out supporting by flitch and steel pipe, improve external mold and
The intensity of internal model, ensure that the construction method of the present invention also can guarantee that the intensity of template with plank sheathing replacement steel form, will not pour
Template is washed away when noting concrete.
The steel wire of the present invention encases disk, is contacted with pile tube, has filled up the gap of disk and pile tube, in cast concrete
During steel wire can block concrete, avoid concrete from flowing out.
The position on the top that the stirrup of the present invention is arranged on internal model is the position of plank sheathing length more than 3/4ths,
Internal model bottom, which is fixed on, is led on wall, and the firm connection of plank sheathing can be ensured by fixing top by stirrup.
Brief description of the drawings
Fig. 1 is external mold and internal model structure schematic top plan view of the present invention；
Fig. 2 be in the present invention steel pipe and to draw water-proof bolt connection diagram；
Wherein：1st, internal model, 2, external mold, 3, flitch, 4, stirrup, 5, steel pipe, 6, to drawing water-proof bolt, 7, backform, 8, mountain
Shape nut.
Embodiment
The present invention is described in further details below in conjunction with the accompanying drawings：
Substation accident oil sump large form pouring construction method, it is characterised in that：Comprise the following steps,
A, position and with mould, suitable template is selected according to the size of emergency oil pond, determines the center of circle, the external mold of emergency oil pond
Position and internal model position；The center of circle of external mold 2 and internal model 1 is the oil sump center of circle, and the ring set of external mold 2 is outside internal model 1.
B, set and lead wall, set circular internal model to lead wall in internal model position, set circular external mold to lead wall in external mold position；
Internal model leads wall and external mold, and to lead wall concentric, and internal model, which leads wall and is arranged on internal model, leads portion within the walls；It is highly 15cm to lead wall.
C, internal model 1 is assembled, the plank sheathing of assembling internal model 1 is taken, leads wall along internal model and installed, formed a circle, adjacent wooden model
Edges of boards edge connects, and forms columnar internal model 1.The bottom of internal model 1 is led wall with internal model and is fixedly connected, and is set in the inwall of internal model 1
The vertical flitch 3 of one circle, flitch 3 are the rectangle wood that width is 4 ~ 8cm, length is highly smaller 10 ~ 30cm than the plank sheathing of internal model 1
Bar.The lower end of flitch 3 is fixed, for supporting internal model 1.The upper inside wall of internal model 1 is from the part of lower end total length more than 3/4ths
Stirrup is laterally set, stirrup, which forms a circle, to be connected on the inwall of internal model 1, two circle the distance between stirrups for 30 ~
40cm。
The plank sheathing width for assembling internal model is 40 ~ 150 cm；The plank sheathing width for assembling external mold is 50 ~ 200cm.
The inside of internal model 1 sets vertical steel pipe and horizontal steel pipe, and the length of vertical steel pipe sets according to the height of top cover, used
In support backform 7；Horizontal steel pipe is fixed on vertical steel pipe, and withstanding internal model 1 deforms the plank sheathing slight curvature of internal model 1, interior
The shape of mould 1 is more round.The internal model 1 formed with plank sheathing is regular polygon, and the internal model 1 of regular hexagon is such as surrounded by 6 blocks of plank sheathings,
Withstood by horizontal steel pipe bends template in the middle part of plank sheathing, and internal model with circle, improves casting quality, simultaneously with regard to closer
Arc can bear bigger pressure, pour into a mould and more difficult during concrete wash away internal model 1.
Internal model 1 to after the completion of carries out vertical check, and the position of stirrup and steel pipe is adjusted if out of plumb, makes internal model
1 is in plumbness.
D, external mold 2 is assembled, the plank sheathing of assembling internal model 1 is chosen, leads wall along external mold 2 and installed, formed a circle, neighboring trees
Template edge connects, and forms columnar external mold 2.External mold 2 and internal model 1 are by drawing water-proof bolt 6 to be connected, to drawing water-proof bolt
6 length directions are vertical with external mold 2 and internal model 1.To drawing the both ends of water-proof bolt 6 to be each passed through internal model 1 and external mold 2, to drawing sealing spiral shell
The inner of bolt 6 is in inside internal model 1, outer end is in outside external mold 2.
The bottom of external mold 2 is led wall with external mold 2 and is fixedly connected, and the vertical flitch 3 of a circle, flitch 3 are set in the outer wall of external mold 2
It is 4 ~ 8cm for width, the rectangle batten that length is highly smaller 10 ~ 30cm than the plank sheathing of external mold 2.The lower end of flitch 3 is fixed, as
It is secondary stupefied, for supporting external mold 2.The outer wall of external mold 2 also sets up some circle stirrups 4, and stirrup 4 is enclosed outside flitch 3, often encloses reinforcing bar
Hoop the distance between 4 is 30 ~ 40cm.Stirrup 4 is connected with to the outer end for drawing water-proof bolt 6 by spot welding mode.Outside flitch 3
Side is vertically arranged steel pipe 5, stupefied as master, and steel pipe 5 is arranged side by side in pairs, be separately positioned on it is vertical one row to draw water-proof bolt 6
The both sides of outer end, and connected by castle nut 8, the centre of castle nut 8 is passed through to drawing water-proof bolt 6, the chevron card of both sides
Part is stuck on steel pipe 5, stable connection, steel pipe 5 and relative will not be slided between water-proof bolt 6 to drawing.
External mold 2 to after the completion of carries out vertical check, and the position of stirrup 4, steel pipe 5 and flitch 3 is adjusted if out of plumb
Put, external mold 2 is in plumbness；
Backform 7 is set, backform 7 is set on the top of internal model 1 E, adjusting the vertical steel pipe 5 inside internal model 1 makes backform 7 flat
It is whole；Preformed hole is set on backform 7, for pouring into a mould the manhole of oil sump, and takes out template, steel pipe 5 and the flitch inside oil sump
3.Template, steel pipe 5 and flitch 3 are easy to reuse, and save material, cost-effective.
F, concrete is poured into a mould, pours into a mould concrete between external mold 2 and internal model 1, while by vibrating head by vibratory concrete
Jolt ramming, until coagulation earth mulch crosses backform 7, pond body and top cover the laminated pouring shaping of oil sump；
G, form removal, external mold 2 and plank sheathing, flitch 3, stirrup 4 and the steel pipe of internal model 1 are removed after coagulation earth storage solidifies
5。
It a kind of substation accident oil sump large form pouring construction method of the present invention, can be molded oil sump laminated pouring,
Top cover need not be individually poured into a mould, improves the globality of oil sump, model sheetinstallat is simple, firm, can recycle, and saves material
Material.
Claims (5)
1. substation accident oil sump large form pouring construction method, it is characterised in that：Comprise the following steps,
A, position and with mould, suitable template is selected according to the size of emergency oil pond, determines the center of circle, the external mold position of emergency oil pond
With internal model position；
B, set and lead wall, set circular internal model to lead wall in internal model position, set circular external mold to lead wall in external mold position；Internal model
Leading wall and external mold, to lead wall concentric, and internal model, which leads wall and is arranged on external mold, leads portion within the walls；
C, internal model is assembled（1）, the cylindrical inner mold that is made up of some plank sheathings of wall installation is led along internal model（1）, first with plank sheathing group
Into regular polygon internal model（1）, then withstood by horizontal steel pipe bends template in the middle part of plank sheathing, internal model forms circle；
Internal model（1）Bottom lead wall with internal model and be fixedly connected, internal model（1）Inwall be uniformly arranged vertical flitch, internal model（1）Inwall
Top is connected by some circular stirrups laterally set, in internal model（1）Inside install for by internal model support as justify
The horizontal steel pipe of shape；It is provided for supporting backform inside internal model（7）Vertical steel pipe；Internal model to after the completion of（1）Hung down
Straight verification, the position of stirrup and steel pipe is adjusted if out of plumb, makes internal model（1）In plumbness；Internal model（1）Inner side
Stirrup（4）With to draw water-proof bolt（6）Outer end connected by spot welding；
D, external mold is assembled（2）, the cylindrical outer mold that is made up of some plank sheathings of wall installation is led along external mold（2）, external mold（2）Bottom
Wall is led with external mold to be fixedly connected, by external mold（2）With internal model（1）By being uniformly arranged to drawing water-proof bolt（6）Connection, in external mold
（2）Outer wall be uniformly arranged vertical flitch（3）, in external mold（2）Flitch（3）Some circle stirrups are wound laterally outside（4）,
In external mold（2）Stirrup（4）Outside is fixed and is vertically arranged steel pipe（5）；External mold to after the completion of（2）Vertical check is carried out, such as
Fruit out of plumb then adjusts stirrup（4）, steel pipe（5）And flitch（3）Position, make external mold（2）In plumbness；External mold（2）
The stirrup in outside（4）With to draw water-proof bolt（6）Outer end connected by spot welding；External mold（2）The steel pipe in outside（5）In pairs simultaneously
Row is arranged on same row to drawing water-proof bolt（6）The both sides of outer end, to drawing water-proof bolt（6）Outer end and steel pipe（5）Pass through mountain
Shape nut（8）Connection；To drawing water-proof bolt（6）Length direction and internal model（1）And external mold（2）Tangential direction it is vertical, to draw
Water-proof bolt（6）Both ends are each passed through internal model（1）And external mold（2）, to drawing water-proof bolt（6）The inner be in internal model（1）It is interior
Portion, outer end are in external mold（2）Outside；The flitch（3）Be 4 ~ 8cm for width, length it is highly smaller 10 ~ 30cm than plank sheathing
Rectangle batten；
Backform is set E,（7）, in internal model（1）Top set backform（7）, adjust internal model（1）Internal vertical steel pipe makes backform
It is smooth；
F, concrete is poured into a mould, in external mold（2）And internal model（1）Between pour into a mould concrete, while by vibrating head by vibratory concrete
Jolt ramming, until coagulation earth mulch crosses backform（7）, pond body and top cover the laminated pouring shaping of oil sump；
G, form removal, external mold is removed after the solidification of coagulation earth storage（2）And internal model（1）Plank sheathing, flitch, stirrup and steel pipe.
2. substation accident oil sump large form pouring construction method according to claim 1, it is characterised in that：Assemble internal model
（1）Plank sheathing width be 40 ~ 150 cm；Assemble external mold（2）Plank sheathing width be 50 ~ 200cm.
3. substation accident oil sump large form pouring construction method according to claim 1, it is characterised in that：In step C
The position for setting the plank sheathing top of stirrup is the position of plank sheathing length more than 3/4ths.
4. substation accident oil sump large form pouring construction method according to claim 1, it is characterised in that：In step D
External mold（2）The stirrup in outside（4）Between spacing be 30 ~ 40cm.
5. substation accident oil sump large form pouring construction method according to claim 1, it is characterised in that：The reinforcing bar
Hoop（4）For a diameter of 10mm reinforcing bar.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510983553.8A CN105525749B (en) | 2015-12-24 | 2015-12-24 | Substation accident oil sump large form pouring construction method |
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| CN201510983553.8A CN105525749B (en) | 2015-12-24 | 2015-12-24 | Substation accident oil sump large form pouring construction method |
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| CN105525749B true CN105525749B (en) | 2017-11-17 |
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| CN108930283A (en) * | 2018-06-29 | 2018-12-04 | 五冶集团上海有限公司 | The installation method of large-scale circular basis plank sheathing |
| CN109386128A (en) * | 2018-11-20 | 2019-02-26 | 东莞市太龙湾建设工程有限公司 | A kind of mold and construction method for casting concrete pond body |
| CN110397274A (en) * | 2019-08-12 | 2019-11-01 | 常嘉建设集团有限公司 | A kind of circle concrete is interior to receive the outer formwork erecting structure supportted |
| CN111734124A (en) * | 2020-05-18 | 2020-10-02 | 安徽盈创石化检修安装有限责任公司 | Annular structure construction method for petrochemical industry |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3895107B2 (en) * | 2000-11-24 | 2007-03-22 | 日本仮設株式会社 | Sealed concrete crack-induced joint material for civil engineering and its usage |
| US20080073480A1 (en) * | 2006-09-25 | 2008-03-27 | Neal Lesmeister | Reusable footing form accessories |
| CN201649630U (en) * | 2009-12-28 | 2010-11-24 | 江苏江中集团有限公司 | Timber formwork for pouring cylindrical columns |
| CN101748887B (en) * | 2009-12-31 | 2011-10-05 | 山西焦煤集团有限责任公司 | Bin wall template construction device of cylinder bin with large diameter |
| CN201843330U (en) * | 2010-10-27 | 2011-05-25 | 朱奎 | Concrete cylinder template structure |
| CN102251669B (en) * | 2011-05-26 | 2012-09-12 | 葛洲坝集团第二工程有限公司 | Construction method for cylindrical thin-walled concrete wall template |
| CN204552234U (en) * | 2015-03-06 | 2015-08-12 | 株洲电力勘测设计科研有限责任公司 | A kind of prefabricated complete assembled steel reinforced concrete emergency oil pond |
| CN204691253U (en) * | 2015-03-23 | 2015-10-07 | 浙江大学城市学院 | A kind of Screw arbor with nut at both-ends device |
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