CN105525749A - Large-formwork casting construction method for transformer station accident oil pool - Google Patents
Large-formwork casting construction method for transformer station accident oil pool Download PDFInfo
- Publication number
- CN105525749A CN105525749A CN201510983553.8A CN201510983553A CN105525749A CN 105525749 A CN105525749 A CN 105525749A CN 201510983553 A CN201510983553 A CN 201510983553A CN 105525749 A CN105525749 A CN 105525749A
- Authority
- CN
- China
- Prior art keywords
- mold
- internal mold
- external mold
- oil sump
- stirrup
- 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.)
- Granted
Links
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 large-formwork casting construction method for a transformer station accident oil pool. The method is used for casting the transformer station accident oil pool, and comprises the following steps of A, positioning and formwork matching; B, guide wall arrangement; C, inner formwork assembling; E, top formwork arrangement; F, concrete casting; and G, formwork dismounting. The method has the advantages that the oil pool can be cast and formed in a layered way; the single casting of a top cover is not needed; the integrality of the oil pool is improved; the formwork installation is simple, stable and firm; the cyclic utilization can be realized; and materials are saved.
Description
Technical field
The present invention relates to a kind of substation accident oil sump construction method, especially adopt large wooden form, for pouring into a mould substation accident oil sump.
Background technology
Substation accident oil sump is used for the discharge of transformer oil when Accident of Transformer is overhauled.Substation accident oil sump comprises columnar sidewall and top cover, the template adopted in the process of fluid concrete is all that fritter steel form splices the circle surrounded, adopt the oil sump surface of fritter steel form cast to there will be more seam, surface irregularity, affect the intensity of oil sump.Common casting process is sidewall and the top cover separately cast of oil sump simultaneously, affects globality and the intensity of oil sump.
Summary of the invention
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, and can reduce oil sump surface and there will be more seam, model sheetinstallat is simple, firm.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
Substation accident oil sump large form pouring construction method, is characterized in that: comprise the following steps,
A, locate and join mould, selecting suitable template according to the size of emergency oil pond, determine the center of circle of emergency oil pond, external mold position and internal mold position;
Wall is led in B, setting, arranges circular internal mold lead wall in internal mold position, arranges circular external mold lead wall in external mold position; Internal mold leads wall and external mold, and to lead wall concentric, and internal mold is led wall and is arranged on external mold and leads portion within the walls;
C, assembling internal mold, lead wall along internal mold and the cylindrical inner mold be made up of some wooden forms is installed, bottom and the internal mold of internal mold are led wall and are fixedly connected with, the inwall of internal mold evenly arranges vertical flitch, the upper inside wall of internal mold is connected by the stirrup of some circles of horizontally set, installs be used for internal mold to be supported for circular horizontal steel pipe in the inside of internal mold; In internal mold inside, the vertical steel pipe for supporting backform is set; Vertical check is carried out to the internal mold after completing, if out of plumb, adjusts the position of stirrup and steel pipe, make internal mold be in plumbness;
D, assembling external mold, lead wall along external mold and the cylindrical outer mold be made up of some wooden forms is installed, bottom and the external mold of external mold are led wall and are fixedly connected with, by external mold and internal mold by evenly arrange to drawing water-proof bolt to be connected, at the outer wall of external mold, vertical flitch is evenly set, outside the flitch of external mold, be laterally wound around some circle stirrups, outside the stirrup of external mold, fix that vertically steel pipe is set; Vertical check is carried out to the external mold after completing, if out of plumb, adjusts the position of stirrup, steel pipe and flitch, make external mold be in plumbness;
E, arrange backform, arrange backform on the top of internal mold, the vertical steel pipe of adjustment internal mold inside makes backform smooth;
F, fluid concrete, fluid concrete between external mold and internal mold, simultaneously by vibrating head by vibratory concrete jolt ramming, until coagulation earth mulch crosses backform, pond body and the top cover laminated pouring of oil sump are shaping;
G, form removal, the wooden form of dismounting external mold and internal mold, flitch, stirrup and steel pipe after concrete oil sump solidifies.
Further improvement of the present invention is: vertical with the tangential direction of external mold with internal mold to drawing the length direction of water-proof bolt in step D, to drawing water-proof bolt two ends to be each passed through internal mold and external mold, to drawing the outside that the inner of water-proof bolt is in the inside of internal mold, outer end is in external mold.
Further improvement of the present invention is: the stirrup outside external mold with to drawing the outer end of water-proof bolt to be connected by spot welding; Steel pipe outside external mold is disposed side by side on same row in pairs to the both sides of drawing water-proof bolt outer end, is connected with steel pipe drawing the outer end of water-proof bolt by castle nut.
Further improvement of the present invention is: the stirrup inside internal mold with to drawing the outer end of water-proof bolt to be connected by spot welding.
Further improvement of the present invention is: the wooden form width of assembling internal mold is 40 ~ 150cm; The wooden form width of assembling external mold is 50 ~ 200cm.
Further improvement of the present invention is: the position arranging the wooden form top of stirrup in step C is the position of wooden form length more than 3/4ths.
Further improvement of the present invention is: the spacing between the stirrup in step D outside external mold is 30 ~ 40cm.
Further improvement of the present invention is: the rectangle batten of described flitch to be width be 4 ~ 8cm, length 10 ~ 30cm less of wooden form height.
Further improvement of the present invention is: the reinforcing bar of described stirrup to be diameter be 10mm.
Owing to adopting technique scheme, the beneficial effect that the present invention produces is:
A kind of substation accident oil sump large form pouring construction method of the present invention, can make oil sump laminated pouring shaping, not need to pour into a mould top cover separately, improve the globality of oil sump, and model sheetinstallat is simple, firm, can recycle, and saves material.
The present invention adopts bulk wooden form, less than traditional steel form weight, is convenient to dismounting and transport, simultaneously wooden form flexible, and shape can regulate to a certain extent, is circular by steel pipe top compressive strain.It is few that big-size formwork carries out splicing the template number more used than steel form, and the face joint after form removal is less, improves surface finish, and then improves oil sump quality.
The present invention is tied up wooden form by reinforcing bar, and carry out supporting by flitch and steel pipe, improve the intensity of external mold and internal mold, ensure that construction method wooden form of the present invention replaces the intensity that steel form also can ensure template, template can not be washed away when fluid concrete.
Gauze wire cloth of the present invention encases disk, contacts with pile tube, and filled up the gap of disk and pile tube, in the process of fluid concrete, gauze wire cloth can block concrete, avoids concrete to flow out.
The position that stirrup of the present invention is arranged on the top of internal mold is the position of wooden form length more than 3/4ths, is fixed on and leads on wall, fix top can ensure that wooden form firmly connects by stirrup in internal mold bottom.
Accompanying drawing explanation
Fig. 1 is external mold of the present invention and internal model structure schematic top plan view;
Fig. 2 is steel pipe and to drawing water-proof bolt connection diagram in the present invention;
Wherein: 1, internal mold, 2, external mold, 3, flitch, 4, stirrup, 5, steel pipe, 6, to drawing water-proof bolt, 7, backform, 8, castle nut.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further details:
Substation accident oil sump large form pouring construction method, is characterized in that: comprise the following steps,
A, locate and join mould, selecting suitable template according to the size of emergency oil pond, determine the center of circle of emergency oil pond, external mold position and internal mold position; The center of circle of external mold 2 and internal mold 1 is the oil sump center of circle, and external mold 2 ring set is outside internal mold 1.
Wall is led in B, setting, arranges circular internal mold lead wall in internal mold position, arranges circular external mold lead wall in external mold position; Internal mold leads wall and external mold, and to lead wall concentric, and internal mold is led wall and is arranged on internal mold and leads portion within the walls; Leading wall height is 15cm.
C, assembling internal mold 1, get the wooden form of assembling internal mold 1, lead wall and install, form a circle along internal mold, neighboring trees template edge connects, and forms columnar internal mold 1.Bottom and the internal mold of internal mold 1 are led wall and are fixedly connected with, and arrange the vertical flitch of a circle 3 at the inwall of internal mold 1, flitch 3 for width be the rectangle batten of 4 ~ 8cm, length 10 ~ 30cm less of internal mold 1 wooden form height.Flitch 3 lower end is fixed, for supporting internal mold 1.The upper inside wall of internal mold 1 arranges stirrup from the parts transversely of lower end total length more than 3/4ths, stirrup form a circle be connected to internal mold 1 inwall on, two circle stirrups between distances be 30 ~ 40cm.
The wooden form width of assembling internal mold is 40 ~ 150cm; The wooden form width of assembling external mold is 50 ~ 200cm.
The inside of internal mold 1 arranges vertical steel pipe and horizontal steel pipe, and the length of vertical steel pipe is arranged according to the height of top cover, for supporting backform 7; Horizontal steel pipe is fixed on vertical steel pipe, and withstand internal mold 1 and the wooden form slight curvature of internal mold 1 is out of shape, internal mold 1 shape is round.With wooden form composition internal mold 1 be regular polygon, as surrounded orthohexagonal internal mold 1 by 6 pieces of wooden forms, the middle part of being withstood wooden form by horizontal steel pipe makes template bend, internal mold just closer to circle, improve casting quality, simultaneously arc can bear larger pressure, more difficultly in the process of fluid concrete washes away internal mold 1.
Vertical check is carried out to the internal mold 1 after completing, if out of plumb, adjusts the position of stirrup and steel pipe, make internal mold 1 be in plumbness.
D, assembling external mold 2, choose the wooden form of assembling internal mold 1, lead wall and install, form a circle along external mold 2, neighboring trees template edge connects, and forms columnar external mold 2.External mold 2 passes through drawing water-proof bolt 6 to be connected with internal mold 1, and to drawing, water-proof bolt 6 length direction is vertical with internal mold 1 with external mold 2.To drawing water-proof bolt 6 two ends to be each passed through internal mold 1 and external mold 2, to drawing, the inner of water-proof bolt 6 is in internal mold 1 inside, outer end is in external mold 2 outside.
The bottom of external mold 2 is led wall with external mold 2 and is fixedly connected with, and arranges the vertical flitch of a circle 3 at the outer wall of external mold 2, flitch 3 for width be the rectangle batten of 4 ~ 8cm, length 10 ~ 30cm less of the wooden form height of external mold 2.Flitch 3 lower end is fixed, as secondary stupefied, for supporting external mold 2.The outer wall of external mold 2 also arranges some circle stirrups 4, and stirrup 4 encloses outside flitch 3, and often the distance of enclosing between stirrup 4 is 30 ~ 40cm.Stirrup 4 with to drawing the outer end of water-proof bolt 6 to be connected by spot welding mode.At flitch 3 outside upright, steel pipe 5 is set, as main stupefied, steel pipe 5 is arranged side by side in pairs, be separately positioned on vertical one row to the both sides of drawing water-proof bolt 6 outer end, and connected by castle nut 8, the centre of castle nut 8 is passed drawing water-proof bolt 6, and the chevron fastener of both sides is stuck on steel pipe 5, stable connection, steel pipe 5 and can not relative sliding between water-proof bolt 6 to drawing.
Vertical check is carried out to the external mold 2 after completing, if out of plumb, adjusts the position of stirrup 4, steel pipe 5 and flitch 3, make external mold 2 be in plumbness;
E, arrange backform 7, arrange backform 7 on the top of internal mold 1, the vertical steel pipe 5 of adjustment internal mold 1 inside makes backform 7 smooth; Backform 7 arranges preformed hole, for pouring into a mould the manhole of oil sump, and the template of taking-up oil sump inside, steel pipe 5 and flitch 3.Template, steel pipe 5 and flitch 3 are convenient to recycling, save material, cost-saving.
F, fluid concrete, fluid concrete between external mold 2 and internal mold 1, simultaneously by vibrating head by vibratory concrete jolt ramming, until coagulation earth mulch crosses backform 7, pond body and the top cover laminated pouring of oil sump are shaping;
G, form removal, the wooden form of dismounting external mold 2 and internal mold 1, flitch 3, stirrup 4 and steel pipe 5 after concrete oil sump solidifies.
A kind of substation accident oil sump large form pouring construction method of the present invention, can make oil sump laminated pouring shaping, not need to pour into a mould top cover separately, improve the globality of oil sump, and model sheetinstallat is simple, firm, can recycle, and saves material.
Claims (9)
1. substation accident oil sump large form pouring construction method, is characterized in that: comprise the following steps,
A, locate and join mould, selecting suitable template according to the size of emergency oil pond, determine the center of circle of emergency oil pond, external mold position and internal mold position;
Wall is led in B, setting, arranges circular internal mold lead wall in internal mold position, arranges circular external mold lead wall in external mold position; Internal mold leads wall and external mold, and to lead wall concentric, and internal mold is led wall and is arranged on external mold and leads portion within the walls;
C, assembling internal mold (1), lead wall along internal mold and the cylindrical inner mold (1) be made up of some wooden forms is installed, the bottom of internal mold (1) is led wall with internal mold and is fixedly connected with, the inwall of internal mold (1) evenly arranges vertical flitch, the upper inside wall of internal mold (1) is connected by the stirrup of some circles of horizontally set, installs be used for internal mold to be supported for circular horizontal steel pipe in the inside of internal mold (1); In internal mold inside, the vertical steel pipe for supporting backform (7) is set; Vertical check is carried out to the internal mold (1) after completing, if out of plumb, adjusts the position of stirrup and steel pipe, make internal mold (1) be in plumbness;
D, assembling external mold (2), lead wall along external mold and the cylindrical outer mold (2) be made up of some wooden forms is installed, the bottom of external mold (2) is led wall with external mold and is fixedly connected with, by external mold (2) and internal mold (1) by evenly arrange to drawing water-proof bolt (6) to be connected, at the outer wall of external mold (2), vertical flitch (3) is evenly set, flitch (3) outside in external mold (2) is laterally wound around some circle stirrups (4), and stirrup (4) outside in external mold (2) is fixing vertically arranges steel pipe (5); Vertical check is carried out to the external mold (2) after completing, if out of plumb, adjusts the position of stirrup (4), steel pipe (5) and flitch (3), make external mold (2) be in plumbness;
E, arrange backform (7), arrange backform (7) on the top of internal mold (1), the inner vertical steel pipe of adjustment internal mold (1) makes backform smooth;
F, fluid concrete, fluid concrete between external mold (2) and internal mold (1), simultaneously by vibrating head by vibratory concrete jolt ramming, until coagulation earth mulch crosses backform (7), pond body and the top cover laminated pouring of oil sump are shaping;
G, form removal, the wooden form of dismounting external mold (2) and internal mold (1), flitch, stirrup and steel pipe after concrete oil sump solidifies.
2. substation accident oil sump large form pouring construction method according to claim 1, it is characterized in that: vertical with the tangential direction of external mold (2) with internal mold (1) to drawing the length direction of water-proof bolt (6) in step D, to drawing water-proof bolt (6) two ends to be each passed through internal mold (1) and external mold (2), to drawing the outside that the inner of water-proof bolt (6) is in the inside of internal mold (1), outer end is in external mold (2).
3. substation accident oil sump large form pouring construction method according to claim 2, is characterized in that: external mold (2) outside stirrup (4) with to drawing the outer end of water-proof bolt (6) to be connected by spot welding; The steel pipe (5) in external mold (2) outside is disposed side by side on same row in pairs to the both sides of drawing water-proof bolt (6) outer end, is connected with steel pipe (5) drawing the outer end of water-proof bolt (6) by castle nut (8).
4. substation accident oil sump large form pouring construction method according to claim 2, is characterized in that: internal mold (1) inner side stirrup with to drawing the outer end of water-proof bolt (6) to be connected by spot welding.
5. substation accident oil sump large form pouring construction method according to claim 1, is characterized in that: the wooden form width of assembling internal mold (1) is 40 ~ 150cm; The wooden form width of assembling external mold (2) is 50 ~ 200cm.
6. substation accident oil sump large form pouring construction method according to claim 1, is characterized in that: the position arranging the wooden form top of stirrup in step C is the position of wooden form length more than 3/4ths.
7. substation accident oil sump large form pouring construction method according to claim 1, is characterized in that: the spacing between the stirrup (4) in step D outside external mold (2) is 30 ~ 40cm.
8. substation accident oil sump large form pouring construction method according to claim 1, is characterized in that: described flitch (3) for width be the rectangle batten of 4 ~ 8cm, length 10 ~ 30cm less of wooden form height.
9. substation accident oil sump large form pouring construction method according to claim 1, is characterized in that: described stirrup (4) for diameter be the reinforcing bar of 10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510983553.8A CN105525749B (en) | 2015-12-24 | 2015-12-24 | Substation accident oil sump large form pouring construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510983553.8A CN105525749B (en) | 2015-12-24 | 2015-12-24 | Substation accident oil sump large form pouring construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105525749A true CN105525749A (en) | 2016-04-27 |
| CN105525749B CN105525749B (en) | 2017-11-17 |
Family
ID=55768244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510983553.8A Active CN105525749B (en) | 2015-12-24 | 2015-12-24 | Substation accident oil sump large form pouring construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105525749B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002161544A (en) * | 2000-11-24 | 2002-06-04 | Nippon Kasetsu Kk | Joint sealing material for induced cutoff concrete crack for civil work and usage thereof |
| US20080073480A1 (en) * | 2006-09-25 | 2008-03-27 | Neal Lesmeister | Reusable footing form accessories |
| CN101748887A (en) * | 2009-12-31 | 2010-06-23 | 山西焦煤集团有限责任公司 | Bin wall template construction device of cylinder bin with large diameter |
| CN201649630U (en) * | 2009-12-28 | 2010-11-24 | 江苏江中集团有限公司 | Timber formwork for pouring cylindrical columns |
| CN201843330U (en) * | 2010-10-27 | 2011-05-25 | 朱奎 | Concrete cylinder template structure |
| CN102251669A (en) * | 2011-05-26 | 2011-11-23 | 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 |
-
2015
- 2015-12-24 CN CN201510983553.8A patent/CN105525749B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002161544A (en) * | 2000-11-24 | 2002-06-04 | Nippon Kasetsu Kk | Joint sealing material for induced cutoff concrete crack for civil work and usage thereof |
| 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 |
| CN101748887A (en) * | 2009-12-31 | 2010-06-23 | 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 |
| CN102251669A (en) * | 2011-05-26 | 2011-11-23 | 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 |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105525749B (en) | 2017-11-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106677069B (en) | A kind of construction method of bridge pier integral formwork support one-shot forming structure | |
| CN103612323B (en) | A kind of concrete member mould and application thereof | |
| CN105525749A (en) | Large-formwork casting construction method for transformer station accident oil pool | |
| CN103290967B (en) | A kind of multi-ribbed hollow composite floor slab and manufacture method | |
| CN108505448A (en) | Pier cap beam anchor ear girder steel template system and its construction method | |
| CN103452039B (en) | Cast-in-situs type Inverted T beam and bridge pier and Bridge Pier Construction technique thereof | |
| CN204249054U (en) | A kind of making mould of concrete prefabricated inspection shaft | |
| CN105298020A (en) | Semi-precast circular steel pipe regenerated mixed concrete pillar and preparation method thereof | |
| CN106087762A (en) | Pier stud and straining beam Tong Bu pour formwork erecting structure and construction method thereof | |
| CN108487630A (en) | Coagulation earth steps platform prefabrication and assembly construction construction method | |
| CN106217639A (en) | Ladder-type sleepers prefabricated construction device and method | |
| CN105625187A (en) | Method for constructing concrete for large-section inclined column | |
| CN203566830U (en) | Concrete member mould | |
| KR102213089B1 (en) | Apparatus and method for manufacturing precast concrete with embedded steel wire | |
| CN106884664B (en) | Tunnel inverted arch template and tunnel inverted arch filling rapid construction method | |
| CN205466673U (en) | Concrete flotation tank forming die | |
| CN112873527A (en) | Manufacturing mold and method for supporting pile | |
| CN112523503A (en) | Disassembly-free supporting system for concrete box girder inner mold and construction method | |
| KR101120588B1 (en) | Vertical joint frame for improving monolithic concrete | |
| CN204475183U (en) | A kind of hoop platform for bridge pier column construction | |
| CN201972095U (en) | Chain block lifting platform for thin-walled hollow piers of bridges | |
| CN104195988B (en) | A kind of large span U-shaped thin wall slot concrete vibrating method | |
| CN203066101U (en) | Combined prefabricated column foundation core die | |
| CN215593718U (en) | Integrated structure of pier body and partition plate | |
| CN115506272A (en) | Installation and construction method for regular octagonal steel ladle concrete cable tower |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |