CN110438944A - A kind of cushion pool antiarch shape big cross section drag mode formula concrete construction method - Google Patents
A kind of cushion pool antiarch shape big cross section drag mode formula concrete construction method Download PDFInfo
- Publication number
- CN110438944A CN110438944A CN201910754027.2A CN201910754027A CN110438944A CN 110438944 A CN110438944 A CN 110438944A CN 201910754027 A CN201910754027 A CN 201910754027A CN 110438944 A CN110438944 A CN 110438944A
- Authority
- CN
- China
- Prior art keywords
- drag mode
- concrete
- drag
- big cross
- mode
- 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.)
- Pending
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/12—Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
- E02B3/128—Coherent linings made on the spot, e.g. cast in situ, extruded on the spot
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/0007—Production methods using a mold
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Revetment (AREA)
Abstract
The invention discloses a kind of cushion pool antiarch shape big cross section drag mode formula concrete construction methods, including site clearing, surveying and locating, installation drag mode support system, installation drag mode trailer system, installation drag mode, concreting and plastering and demoulding and curing step.Construction method of the present invention includes that drag mode support system, drag mode trailer system and drag mode form a Novel slippers mode concrete construction system；In cushion pool inverted arch bottom plate casting process, as each germinal layer concreting is lifted initial set, drag mode is slowly moved from inverted arch bottom plate center to bank slope, is completed at the same time plastering and the maintenance work of concrete；Concreting initial set is completed by drag mode die body, is plastered after concrete initial set by operating platform, maintenance processing；It is practiced by site operation, the present invention can satisfy design requirement, effectively improve construction efficiency and quality, reduce difficulty of construction.
Description
Technical field
The invention belongs to cushion pool technical field of construction, and in particular to a kind of cushion pool antiarch shape big cross section drag mode formula coagulation
Native construction method.
Background technique
Cushion pool is the important component of dam engineering, mainly plays a part of protection and energy dissipating, however cushion pool
Predominantly antiarch shape big cross section, concreting can only receive face and be divided into anti-crowned section, use general large form from low to high
It is Fei Cai, time-consuming, laborious, and figure control difficulty is very big.For this purpose, researching and developing a kind of concrete construction side for being able to solve the above problem
Method is very important.
Summary of the invention
The purpose of the present invention is to provide a kind of cushion pool antiarch shape big cross section drag mode formula concrete construction methods.
The object of the present invention is achieved like this, comprising the following steps:
S1, site clearing: investigating and the barrier in place cleaning；
S2, surveying and locating: to construction site surveying and locating, drag mode support system, drag mode trailer system and drag mode are determined
Installation site；
S3, installation drag mode support system: drag mode support system includes side form, angle steel press beam, first in Transverse to the flow direction
Side form is set up at storehouse surface upstream structure seam and downstream configurations seam, angle steel press beam is then laid at the top of side form again, is then mixed
Solidifying soil pours, and the structural concrete block of formation is as supporting track；
S4, installation drag mode trailer system: drag mode trailer system includes hoist engine, leading block, and hoist engine passes through ground anchoring
It is scheduled on the bedrock surface of antiarch shape big cross section highest point or on casting concrete surface, leading block has multiple, passes through ground respectively
Anchor is successively laid in bedrock surface from antiarch shape big cross section minimum point to highest point or on casting concrete surface；
S5, installation drag mode: drag mode is set in the drag mode support system of antiarch shape big cross section minimum point, the traction of hoist engine
Steel cable is connected through leading block and the drawing head of drag mode, then connect the relieving ring of drag mode with bottle gouard moved by hands by safety rope,
Bottle gouard moved by hands hang on side slope dowel or other are reliably connected place；
S6, concreting and plastering: after concrete warehousing vibrates, base layer is first poured after the completion of base layer pours close to just
When solidifying, drag mode is promoted, drag mode promotes speed and is less than or equal to 0.3m/h；Promoting drag mode is first to see the mobile 5~8cm of drag mode
It examines, if exposure surface there are collapsing bulge phenomenon, stops the promotion of drag mode, while to occurring striking off at collapsing bulge, then
Essence is smeared, and is then confirmed again to concrete initial set situation, is further continued for being promoted；It is mixed to having poured while drag mode construction
Solidifying soil is plastered；
S7, demoulding and maintenance: construction storehouse surface pour after the completion of, drag mode is removed to and is moved to next storehouse surface, by step S1~
The identical process of S6 continues to construct, until all concrete constructions finish；The dismounting of side form is concrete surface and corner angle not because tearing open
Mould and when damaging, removed；Maintenance is that wet curing is carried out after concreting, keeps concrete surface to continue wet
Profit.
Beneficial effects of the present invention: construction method of the present invention includes drag mode support system, drag mode trailer system and drag mode
Form a Novel slippers mode concrete construction system；In cushion pool inverted arch bottom plate casting process, with each germinal layer coagulation
Soil pours lifting initial set, and drag mode is slowly moved from inverted arch bottom plate center to bank slope, completes coagulation while as drag mode is promoted
The plastering of soil and maintenance work, drag mode support system play the role of supporting drag mode and slide drag mode, the volume of drag mode trailer system
Raising machine is that drag mode promotes power, and leading block plays the role of guiding and commutation connection, meets construction needs；Concrete pours
It builds initial set to be completed by drag mode die body, be plastered after concrete initial set by operating platform, maintenance processing；Entire drag mode formula coagulation
Native construction system cooperation forms an organic whole；It is practiced by site operation, the present invention can satisfy design requirement, have
Effect improves construction efficiency and quality, reduces difficulty of construction.
Detailed description of the invention
Fig. 1 is present invention construction schematic diagram；
Fig. 2 is the schematic view of the front view of drag mode die body；
Fig. 3 is the overlooking structure diagram of drag mode；
Fig. 4 is the left view structural representation of drag mode；
Fig. 5 is the structural schematic diagram that Fig. 4 further includes guardrail, rider hood；
In figure: 1- drag mode support system, 2a- hoist engine, 2b- leading block, 3- drag mode, 3a- drag mode die body, 3b- template
Panel, 3c- counterweight water tank, 3d- connection frame, 3e- operating platform, 3f- drawing head, 3g- pull rod, 3h- flower basket bolt, 3i- oblique pull
Seat, 3j- guardrail, 3k- rider hood bracket, 3l- rider hood brace, 3m- rider hood, 4- traction steel rope of cable, 5- inverted arch bottom plate.
Specific embodiment
The present invention will be further described below with reference to the drawings, but the present invention is limited in any way, base
In present invention teach that it is made it is any transform or replace, all belong to the scope of protection of the present invention.
As shown in Figure 1 to Figure 5 the present invention the following steps are included:
S1, site clearing: investigating and the barrier in place cleaning；
S2, surveying and locating: to construction site surveying and locating, drag mode support system, drag mode trailer system and drag mode are determined
Installation site；
S3, installation drag mode support system: drag mode support system 1 includes side form, angle steel press beam, first in Transverse to the flow direction
Side form is set up at storehouse surface upstream structure seam and downstream configurations seam, angle steel press beam is then laid at the top of side form again, is then mixed
Solidifying soil pours, and the structural concrete block of formation is as supporting track；During side form installation, strict guarantee installation accuracy is needed,
The protection of structural concrete is carried out simultaneously；
S4, installation drag mode trailer system: drag mode trailer system includes hoist engine 2a, leading block 2b, and hoist engine 2a passes through
Earth anchorage is in the bedrock surface of antiarch shape big cross section highest point or on casting concrete surface, leading block 2b have it is multiple, point
Not Tong Guo earth anchor bedrock surface is successively laid in from antiarch shape big cross section minimum point to highest point or on casting concrete surface；Volume
The traction steel rope of cable 4 for raising machine 2a is vertical with spool axis around the direction for entering reel, makes steel wire rope loop marshalling, will not crossing and mutually
Be staggered folded squeeze；The distance of leading block 2b to hoist engine 2a spool axis should be not less than 15 times of reel length, i.e. inclination angle
Not less than 2 °, in case wirerope and leading block slot edge generate excessive abrasion, if on-site actual situations are not able to satisfy this requirement,
Distance should be then elongated as far as possible, reduce abrasion；The position of leading block 2b is by measuring accurate setting-out, it is necessary to assure wirerope and slope surface
It pushes in parallel or slightly；
S5, installation drag mode: drag mode 3 being set in the drag mode support system of antiarch shape big cross section minimum point, hoist engine 2a's
Traction steel rope of cable 4 is connect through leading block 2b with the drawing head of drag mode 3, then by the relieving ring of drag mode 3 by safety rope and manually
Cucurbit connection, bottle gouard moved by hands hang on side slope dowel or other are reliably connected place；
S6, concreting and plastering: after concrete warehousing vibrates, base layer is first poured after the completion of base layer pours close to just
When solidifying, drag mode is promoted, drag mode promotes speed and is less than or equal to 0.3m/h, and scene can be according to each base layer when pouring covering and initial set
Between, determine drag mode height, to guarantee formation of concrete face not bulge, not bleeding, not drawing crack；It is first that drag mode is mobile for promoting drag mode
5~8cm is observed, if exposure surface there are collapsing bulge phenomenon, stops the promotion of drag mode, while to occurring at collapsing bulge
It is struck off, then essence is smeared, then concrete initial set situation is confirmed again, be further continued for being promoted；It holds in the palm in mould lifting process, if
By two or more elevator machine travels, synchronizing device need to be equipped with to hoist engine, keep the hauling speed of multiple hoist engines consistent；In
It while drag mode is constructed, plasters casting concrete, wherein the control of flow-passing surface irregularity degree is in 5mm or less (cushion pool
The maximum allowable irregularity degree 10mm of abutment wall), parallel water flow polishes slope control in 1:30 or less (abutment wall 1:20), vertical water flow
The gradient is polished in 1:10 or less；
S7, demoulding and maintenance: construction storehouse surface pour after the completion of, drag mode is removed to and is moved to next storehouse surface, by step S1~
The identical process of S6 continues to construct, until all concrete constructions finish；The dismounting of side form is concrete surface and corner angle not because tearing open
Mould and when damaging, removed；Maintenance is that wet curing is carried out after concreting, keeps concrete surface to continue wet
Profit.
Preferably, the drag mode 3 includes drag mode die body 3a, form surfacing 3b, counterweight water tank 3c, connection frame 3d, operates and put down
Platform 3e, the drag mode die body 3a are steel truss structure, and steel truss structure is welded using channel steel, angle steel, drag mode die body 3a
Bottom is welded and connected with form surfacing 3b, and the form surfacing 3b is equipped with gusset, is equipped with and matches in the drag mode die body 3a
Heavy-water tank 3c, the drag mode front die body 3a are equipped with drawing head 3f, and relieving ring is equipped on the outside of the drag mode die body 3a, described
The drag mode rear portion die body 3a be detachably connected by connection frame 3d and operating platform 3e, the two sides operating platform 3e be equipped with draw
Bar 3g, pull rod 3g pass through flower basket bolt 3h and the oblique pull seat 3i connection at the top of corresponding drag mode die body 3a, operating platform respectively
Expanded metal lath is equipped on 3e.
Preferably, the drag mode 3 further includes guardrail 3j, rider hood bracket 3k, rider hood brace 3l, rider hood 3m, described
Guardrail 3j be erected on the side operating platform 3e, the rider hood bracket 3k, rider hood brace 3l are respectively welded to be connected to and drag
At the top of mould die body 3a, and the rider hood top bracket 3k and the top rider hood brace 3l are welded to connect, rider hood bracket 3k with block
Included angle between canopy brace 3l is 90 °, and the rider hood 3m is set to rider hood bracket 3k and the top guardrail 3j, is blocked
Canopy 3m plays the role of the influence for avoiding rainy day or hot weather to construction quality, is equipped with color steel on the rider hood 3m
Watt, safety guard net is equipped between the guardrail 3j.
Preferably, the form surfacing 3b is 10mm thickness steel plate.
Preferably, the tank wall of the counterweight water tank 3c is 4mm thickness steel plate.
Preferably, the bottle gouard moved by hands is 10t bottle gouard moved by hands.
Preferably, the traction steel rope of cable 4 is 24mm wirerope.
Preferably, the traction steel rope of cable 4 is additionally provided with running block, to reduce system improving power.
Preferably, the operating platform 3e is made by 12.6 channel steels and angle steel.
Preferably, during hoist engine 2a and leading block 2b is in S4 step with the center line flowed to pour vertical water
The heart is arranged symmetrically.
Preferably, earth anchor uses C32 reinforcing bar in S4 step, and earth anchor uses the pore-creating of hand air drill, and aperture is not less than 42mm；By setting
The construction of drawing requirement depth to be counted, is constructed using the program of " installing earth anchor after first slip casting ", perfusion mortar label must not be lower than M30,
And mortar age reach intensity after earth anchor can come into operation；It, should could be formal after detailed inspection confirms after earth anchor is embedded
It uses.It is inspected periodically in use process by special messenger, if deforming, reinforcement measure should be taken immediately.
Preferably, S5 step drag mode after the installation is completed, further include drag mode test, drag mode test is first to be surveyed
Amount ensures installation accuracy；Restart hoist engine 2a, carry out the sliding test of drag mode sky, and according to test result adjust leading block 2b,
The position of drag mode 3 or angle, until drag mode 3 can ensure that entire construction system is normal by expected design normally by traction enhancement
Operation.
Preferably, in S6 step drag mode work progress, the stupefied attachment concrete in drag mode two sides is constantly cleared up.
It preferably,, will when Surface layer's concrete is by initial set when needing to stop storehouse during drag mode lifting construction in S6 step
4~6cm is dragged in drag mode, is then stopped again；Restart before pouring, the inspection of relevant item need to be carried out again, confirm each position
It can construct after meeting the requirements.
Preferably, plastering described in S6 step is first to carry out first of plastering using wooden tool of smearing, and rejects surface aggregate, so
Second plastering is carried out using iron tool of smearing afterwards, finally carries out pressure surface.
Preferably, plastering described in S6 step is first to plaster to the lower part from the top of concrete surface, then from coagulation
It plasters to centre plastering or from centre to two sides two sides on native surface.
Preferably, maintenance described in S7 step further includes covering geotextiles in concrete surface after concrete initial set,
After concrete final set, geotextiles are thrown off, carry out flowing water maintenance.
Below with reference to 1~embodiment of embodiment 8, the invention will be further described.
Embodiment 1
Cushion pool antiarch shape big cross section drag mode formula concrete construction method, comprising the following steps:
S1, site clearing: investigating and the barrier in place cleaning；
S2, surveying and locating: to construction site surveying and locating, drag mode support system, drag mode trailer system and drag mode are determined
Installation site；
S3, installation drag mode support system: drag mode support system 1 includes side form, angle steel press beam, first in Transverse to the flow direction
Side form is set up at storehouse surface upstream structure seam and downstream configurations seam, angle steel press beam is then laid at the top of side form again, is then mixed
Solidifying soil pours, and the structural concrete block of formation is as supporting track；
S4, installation drag mode trailer system: drag mode trailer system includes hoist engine 2a, leading block 2b, and hoist engine 2a passes through
Earth anchorage is in the bedrock surface of antiarch shape big cross section highest point or on casting concrete surface, leading block 2b have it is multiple, point
Not Tong Guo earth anchor bedrock surface is successively laid in from antiarch shape big cross section minimum point to highest point or on casting concrete surface；
S5, installation drag mode: drag mode 3 being set in the drag mode support system of antiarch shape big cross section minimum point, hoist engine 2a's
Traction steel rope of cable is connect through leading block 2b with the drawing head of drag mode 3, and the relieving ring of drag mode 3 is then passed through safety rope and manual calabash
Reed connection, bottle gouard moved by hands hang on side slope dowel or other are reliably connected place；
S6, concreting and plastering: after concrete warehousing vibrates, base layer is first poured after the completion of base layer pours close to just
When solidifying, drag mode is promoted, drag mode promotes speed and is equal to 0.3m/h；Promoting drag mode is first to observe the mobile 5cm of drag mode, if exposure
Surface stops the promotion of drag mode there are collapsing bulge phenomenon, while to occurring striking off at collapsing bulge, then essence is smeared, then
Concrete initial set situation is confirmed again, is further continued for being promoted；While drag mode construction, casting concrete is smeared
Face；
S7, demoulding and maintenance: construction storehouse surface pour after the completion of, drag mode is removed to and is moved to next storehouse surface, by step S1~
The identical process of S6 continues to construct, until all concrete constructions finish；The dismounting of side form is concrete surface and corner angle not because tearing open
Mould and when damaging, removed；Maintenance is that wet curing is carried out after concreting, keeps concrete surface to continue wet
Profit.
Embodiment 2
Cushion pool antiarch shape big cross section drag mode formula concrete construction method, comprising the following steps:
S1, site clearing: investigating and the barrier in place cleaning；
S2, surveying and locating: to construction site surveying and locating, drag mode support system, drag mode trailer system and drag mode are determined
Installation site；
S3, installation drag mode support system: drag mode support system 1 includes side form, angle steel press beam, first in Transverse to the flow direction
Side form is set up at storehouse surface upstream structure seam and downstream configurations seam, angle steel press beam is then laid at the top of side form again, is then mixed
Solidifying soil pours, and the structural concrete block of formation is as supporting track；
S4, installation drag mode trailer system: drag mode trailer system includes hoist engine 2a, leading block 2b, and hoist engine 2a passes through
Earth anchorage is in the bedrock surface of antiarch shape big cross section highest point or on casting concrete surface, leading block 2b have it is multiple, point
Not Tong Guo earth anchor bedrock surface is successively laid in from antiarch shape big cross section minimum point to highest point or on casting concrete surface；Volume
It raises machine 2a and leading block 2b is arranged symmetrically centered on the center line flowed to pour vertical water；
S5, installation drag mode: drag mode 3 being set in the drag mode support system of antiarch shape big cross section minimum point, hoist engine 2a's
Traction steel rope of cable is connect through leading block 2b with the drawing head of drag mode 3, and the relieving ring of drag mode 3 is then passed through safety rope and manual calabash
Reed connection, bottle gouard moved by hands hang on side slope dowel or other are reliably connected place；
S6, concreting and plastering: after concrete warehousing vibrates, base layer is first poured after the completion of base layer pours close to just
When solidifying, drag mode is promoted, drag mode promotes speed and is equal to 0.2m/h；Promoting drag mode is first to observe the mobile 8cm of drag mode, if exposure
Surface stops the promotion of drag mode there are collapsing bulge phenomenon, while to occurring striking off at collapsing bulge, then essence is smeared, then
Concrete initial set situation is confirmed again, is further continued for being promoted；While drag mode construction, casting concrete is smeared
Face；
S7, demoulding and maintenance: construction storehouse surface pour after the completion of, drag mode is removed to and is moved to next storehouse surface, by step S1~
The identical process of S6 continues to construct, until all concrete constructions finish；The dismounting of side form is concrete surface and corner angle not because tearing open
Mould and when damaging, removed；Maintenance is that wet curing is carried out after concreting, keeps concrete surface to continue wet
Profit.
Embodiment 3
Cushion pool antiarch shape big cross section drag mode formula concrete construction method, comprising the following steps:
S1, site clearing: investigating and the barrier in place cleaning；
S2, surveying and locating: to construction site surveying and locating, drag mode support system, drag mode trailer system and drag mode are determined
Installation site；
S3, installation drag mode support system: drag mode support system 1 includes side form, angle steel press beam, first in Transverse to the flow direction
Side form is set up at storehouse surface upstream structure seam and downstream configurations seam, angle steel press beam is then laid at the top of side form again, is then mixed
Solidifying soil pours, and the structural concrete block of formation is as supporting track；
S4, installation drag mode trailer system: drag mode trailer system includes hoist engine 2a, leading block 2b, and hoist engine 2a passes through
Earth anchorage is in the bedrock surface of antiarch shape big cross section highest point or on casting concrete surface, leading block 2b have it is multiple, point
Not Tong Guo earth anchor bedrock surface is successively laid in from antiarch shape big cross section minimum point to highest point or on casting concrete surface；Volume
It raises machine 2a and leading block 2b is arranged symmetrically centered on the center line flowed to pour vertical water；
S5, installation drag mode: drag mode 3 being set in the drag mode support system of antiarch shape big cross section minimum point, hoist engine 2a's
Traction steel rope of cable is connect through leading block 2b with the drawing head of drag mode 3, and the relieving ring of drag mode 3 is then passed through safety rope and manual calabash
Reed connection, bottle gouard moved by hands hang on side slope dowel or other are reliably connected place；Drag mode test is first to measure, and ensures installation essence
Degree；Restart hoist engine 2a, carry out the sliding test of drag mode sky, and according to test result adjust leading block 2b, drag mode 3 position or
Angle, until drag mode 3 can be normally by traction enhancement；
S6, concreting and plastering: after concrete warehousing vibrates, base layer is first poured after the completion of base layer pours close to just
When solidifying, drag mode is promoted, drag mode promotes speed and is equal to 0.1m/h；Promoting drag mode is first to observe the mobile 6.5cm of drag mode, if going out
Reveal surface there are collapsing bulge phenomenon, stop the promotion of drag mode, while to occurring striking off at collapsing bulge, then essence is smeared, so
Concrete initial set situation is confirmed again afterwards, is further continued for being promoted；While drag mode construction, casting concrete is carried out
Plastering；
S7, demoulding and maintenance: construction storehouse surface pour after the completion of, drag mode is removed to and is moved to next storehouse surface, by step S1~
The identical process of S6 continues to construct, until all concrete constructions finish；The dismounting of side form is concrete surface and corner angle not because tearing open
Mould and when damaging, removed；Maintenance is that wet curing is carried out after concreting, keeps concrete surface to continue wet
Profit.
Embodiment 4
Cushion pool antiarch shape big cross section drag mode formula concrete construction method, comprising the following steps:
S1, site clearing: investigating and the barrier in place cleaning；
S2, surveying and locating: to construction site surveying and locating, drag mode support system, drag mode trailer system and drag mode are determined
Installation site；
S3, installation drag mode support system: drag mode support system 1 includes side form, angle steel press beam, first in Transverse to the flow direction
Side form is set up at storehouse surface upstream structure seam and downstream configurations seam, angle steel press beam is then laid at the top of side form again, is then mixed
Solidifying soil pours, and the structural concrete block of formation is as supporting track；
S4, installation drag mode trailer system: drag mode trailer system includes hoist engine 2a, leading block 2b, and hoist engine 2a passes through
Earth anchorage is in the bedrock surface of antiarch shape big cross section highest point or on casting concrete surface, leading block 2b have it is multiple, point
Not Tong Guo earth anchor bedrock surface is successively laid in from antiarch shape big cross section minimum point to highest point or on casting concrete surface；Volume
It raises machine 2a and leading block 2b is arranged symmetrically centered on the center line flowed to pour vertical water；
S5, installation drag mode: drag mode 3 being set in the drag mode support system of antiarch shape big cross section minimum point, hoist engine 2a's
Traction steel rope of cable is connect through leading block 2b with the drawing head of drag mode 3, and the relieving ring of drag mode 3 is then passed through safety rope and manual calabash
Reed connection, bottle gouard moved by hands hang on side slope dowel or other are reliably connected place；Drag mode test is first to measure, and ensures installation essence
Degree；Restart hoist engine 2a, carry out the sliding test of drag mode sky, and according to test result adjust leading block 2b, drag mode 3 position or
Angle, until drag mode 3 can be normally by traction enhancement；
S6, concreting and plastering: after concrete warehousing vibrates, base layer is first poured after the completion of base layer pours close to just
When solidifying, drag mode is promoted, drag mode promotes speed and is equal to 0.05m/h；Promoting drag mode is first to observe the mobile 6cm of drag mode, if going out
Reveal surface there are collapsing bulge phenomenon, stop the promotion of drag mode, while to occurring striking off at collapsing bulge, then essence is smeared, so
Concrete initial set situation is confirmed again afterwards, is further continued for being promoted；While drag mode construction, casting concrete is carried out
Plastering, and the constantly stupefied attachment concrete in cleaning drag mode two sides；
S7, demoulding and maintenance: construction storehouse surface pour after the completion of, drag mode is removed to and is moved to next storehouse surface, by step S1~
The identical process of S6 continues to construct, until all concrete constructions finish；The dismounting of side form is concrete surface and corner angle not because tearing open
Mould and when damaging, removed；Maintenance is that wet curing is carried out after concreting, keeps concrete surface to continue wet
Profit.
Embodiment 5
Cushion pool antiarch shape big cross section drag mode formula concrete construction method, comprising the following steps:
S1, site clearing: investigating and the barrier in place cleaning；
S2, surveying and locating: to construction site surveying and locating, drag mode support system, drag mode trailer system and drag mode are determined
Installation site；
S3, installation drag mode support system: drag mode support system 1 includes side form, angle steel press beam, first in Transverse to the flow direction
Side form is set up at storehouse surface upstream structure seam and downstream configurations seam, angle steel press beam is then laid at the top of side form again, is then mixed
Solidifying soil pours, and the structural concrete block of formation is as supporting track；
S4, installation drag mode trailer system: drag mode trailer system includes hoist engine 2a, leading block 2b, and hoist engine 2a passes through
Earth anchorage is in the bedrock surface of antiarch shape big cross section highest point or on casting concrete surface, leading block 2b have it is multiple, point
Not Tong Guo earth anchor bedrock surface is successively laid in from antiarch shape big cross section minimum point to highest point or on casting concrete surface；Volume
It raises machine 2a and leading block 2b is arranged symmetrically centered on the center line flowed to pour vertical water；
S5, installation drag mode: drag mode 3 being set in the drag mode support system of antiarch shape big cross section minimum point, hoist engine 2a's
Traction steel rope of cable is connect through leading block 2b with the drawing head of drag mode 3, and the relieving ring of drag mode 3 is then passed through safety rope and manual calabash
Reed connection, bottle gouard moved by hands hang on side slope dowel or other are reliably connected place；Drag mode test is first to measure, and ensures installation essence
Degree；Restart hoist engine 2a, carry out the sliding test of drag mode sky, and according to test result adjust leading block 2b, drag mode 3 position or
Angle, until drag mode 3 can be normally by traction enhancement；
S6, concreting and plastering: after concrete warehousing vibrates, base layer is first poured after the completion of base layer pours close to just
When solidifying, drag mode is promoted, drag mode promotes speed and is equal to 0.15m/h；Promoting drag mode is first to observe the mobile 7cm of drag mode, if going out
Reveal surface there are collapsing bulge phenomenon, stop the promotion of drag mode, while to occurring striking off at collapsing bulge, then essence is smeared, so
Concrete initial set situation is confirmed again afterwards, is further continued for being promoted；While drag mode construction, casting concrete is carried out
Plastering, and the constantly stupefied attachment concrete in cleaning drag mode two sides；It is mixed on surface layer when needing to stop storehouse during drag mode lifting construction
When solidifying soil is by initial set, 4~6cm will be dragged in drag mode, is then stopped again.
S7, demoulding and maintenance: construction storehouse surface pour after the completion of, drag mode is removed to and is moved to next storehouse surface, by step S1~
The identical process of S6 continues to construct, until all concrete constructions finish；The dismounting of side form is concrete surface and corner angle not because tearing open
Mould and when damaging, removed；Maintenance is that wet curing is carried out after concreting, keeps concrete surface to continue wet
Profit.
Embodiment 6
Cushion pool antiarch shape big cross section drag mode formula concrete construction method, comprising the following steps:
S1, site clearing: investigating and the barrier in place cleaning；
S2, surveying and locating: to construction site surveying and locating, drag mode support system, drag mode trailer system and drag mode are determined
Installation site；
S3, installation drag mode support system: drag mode support system 1 includes side form, angle steel press beam, first in Transverse to the flow direction
Side form is set up at storehouse surface upstream structure seam and downstream configurations seam, angle steel press beam is then laid at the top of side form again, is then mixed
Solidifying soil pours, and the structural concrete block of formation is as supporting track；
S4, installation drag mode trailer system: drag mode trailer system includes hoist engine 2a, leading block 2b, and hoist engine 2a passes through
Earth anchorage is in the bedrock surface of antiarch shape big cross section highest point or on casting concrete surface, leading block 2b have it is multiple, point
Not Tong Guo earth anchor bedrock surface is successively laid in from antiarch shape big cross section minimum point to highest point or on casting concrete surface；Volume
It raises machine 2a and leading block 2b is arranged symmetrically centered on the center line flowed to pour vertical water；
S5, installation drag mode: drag mode 3 being set in the drag mode support system of antiarch shape big cross section minimum point, hoist engine 2a's
Traction steel rope of cable is connect through leading block 2b with the drawing head of drag mode 3, and the relieving ring of drag mode 3 is then passed through safety rope and manual calabash
Reed connection, bottle gouard moved by hands hang on side slope dowel or other are reliably connected place；Drag mode test is first to measure, and ensures installation essence
Degree；Restart hoist engine 2a, carry out the sliding test of drag mode sky, and according to test result adjust leading block 2b, drag mode 3 position or
Angle, until drag mode 3 can be normally by traction enhancement；
S6, concreting and plastering: after concrete warehousing vibrates, base layer is first poured after the completion of base layer pours close to just
When solidifying, drag mode is promoted, drag mode promotes speed and is equal to 0.25m/h；Promoting drag mode is first to observe the mobile 5cm of drag mode, if going out
Reveal surface there are collapsing bulge phenomenon, stop the promotion of drag mode, while to occurring striking off at collapsing bulge, then essence is smeared, so
Concrete initial set situation is confirmed again afterwards, is further continued for being promoted；While drag mode construction, casting concrete is carried out
Plastering, and the constantly stupefied attachment concrete in cleaning drag mode two sides；Plastering is first to carry out first of plastering using wooden tool of smearing, and is picked
Except surface aggregate, second plastering then is carried out using iron tool of smearing, finally carries out pressure surface；It is needed during drag mode lifting construction
When stopping storehouse, when Surface layer's concrete is by initial set, 4cm will be dragged in drag mode, is then stopped again.
S7, demoulding and maintenance: construction storehouse surface pour after the completion of, drag mode is removed to and is moved to next storehouse surface, by step S1~
The identical process of S6 continues to construct, until all concrete constructions finish；The dismounting of side form is concrete surface and corner angle not because tearing open
Mould and when damaging, removed；Maintenance is that wet curing is carried out after concreting, keeps concrete surface to continue wet
Profit.
Embodiment 7
Cushion pool antiarch shape big cross section drag mode formula concrete construction method, comprising the following steps:
S1, site clearing: investigating and the barrier in place cleaning；
S2, surveying and locating: to construction site surveying and locating, drag mode support system, drag mode trailer system and drag mode are determined
Installation site；
S3, installation drag mode support system: drag mode support system 1 includes side form, angle steel press beam, first in Transverse to the flow direction
Side form is set up at storehouse surface upstream structure seam and downstream configurations seam, angle steel press beam is then laid at the top of side form again, is then mixed
Solidifying soil pours, and the structural concrete block of formation is as supporting track；
S4, installation drag mode trailer system: drag mode trailer system includes hoist engine 2a, leading block 2b, and hoist engine 2a passes through
Earth anchorage is in the bedrock surface of antiarch shape big cross section highest point or on casting concrete surface, leading block 2b have it is multiple, point
Not Tong Guo earth anchor bedrock surface is successively laid in from antiarch shape big cross section minimum point to highest point or on casting concrete surface；Volume
It raises machine 2a and leading block 2b is arranged symmetrically centered on the center line flowed to pour vertical water；
S5, installation drag mode: drag mode 3 being set in the drag mode support system of antiarch shape big cross section minimum point, hoist engine 2a's
Traction steel rope of cable is connect through leading block 2b with the drawing head of drag mode 3, and the relieving ring of drag mode 3 is then passed through safety rope and manual calabash
Reed connection, bottle gouard moved by hands hang on side slope dowel or other are reliably connected place；Drag mode test is first to measure, and ensures installation essence
Degree；Restart hoist engine 2a, carry out the sliding test of drag mode sky, and according to test result adjust leading block 2b, drag mode 3 position or
Angle, until drag mode 3 can be normally by traction enhancement；
S6, concreting and plastering: after concrete warehousing vibrates, base layer is first poured after the completion of base layer pours close to just
When solidifying, drag mode is promoted, drag mode promotes speed and is equal to 0.3m/h；Promoting drag mode is first to observe the mobile 8cm of drag mode, if exposure
Surface stops the promotion of drag mode there are collapsing bulge phenomenon, while to occurring striking off at collapsing bulge, then essence is smeared, then
Concrete initial set situation is confirmed again, is further continued for being promoted；While drag mode construction, casting concrete is smeared
Face, and the constantly stupefied attachment concrete in cleaning drag mode two sides；Plastering is first to carry out first of plastering using wooden tool of smearing, and is rejected
Then surface aggregate carries out second plastering using iron tool of smearing, finally carries out pressure surface；Plastering is first from concrete surface
Top is plastered to the lower part, then is plastered from the centre of concrete surface to two sides；It needs to stop storehouse during drag mode lifting construction
When, when Surface layer's concrete is by initial set, 6cm will be dragged in drag mode, is then stopped again.
S7, demoulding and maintenance: construction storehouse surface pour after the completion of, drag mode is removed to and is moved to next storehouse surface, by step S1~
The identical process of S6 continues to construct, until all concrete constructions finish；The dismounting of side form is concrete surface and corner angle not because tearing open
Mould and when damaging, removed；Maintenance is that wet curing is carried out after concreting, keeps concrete surface to continue wet
Profit.
Embodiment 8
Cushion pool antiarch shape big cross section drag mode formula concrete construction method, comprising the following steps:
S1, site clearing: investigating and the barrier in place cleaning；
S2, surveying and locating: to construction site surveying and locating, drag mode support system, drag mode trailer system and drag mode are determined
Installation site；
S3, installation drag mode support system: drag mode support system 1 includes side form, angle steel press beam, first in Transverse to the flow direction
Side form is set up at storehouse surface upstream structure seam and downstream configurations seam, angle steel press beam is then laid at the top of side form again, is then mixed
Solidifying soil pours, and the structural concrete block of formation is as supporting track；
S4, installation drag mode trailer system: drag mode trailer system includes hoist engine 2a, leading block 2b, and hoist engine 2a passes through
Earth anchorage is in the bedrock surface of antiarch shape big cross section highest point or on casting concrete surface, leading block 2b have it is multiple, point
Not Tong Guo earth anchor bedrock surface is successively laid in from antiarch shape big cross section minimum point to highest point or on casting concrete surface；Volume
It raises machine 2a and leading block 2b is arranged symmetrically centered on the center line flowed to pour vertical water；
S5, installation drag mode: drag mode 3 being set in the drag mode support system of antiarch shape big cross section minimum point, hoist engine 2a's
Traction steel rope of cable is connect through leading block 2b with the drawing head of drag mode 3, and the relieving ring of drag mode 3 is then passed through safety rope and manual calabash
Reed connection, bottle gouard moved by hands hang on side slope dowel or other are reliably connected place；Drag mode test is first to measure, and ensures installation essence
Degree；Restart hoist engine 2a, carry out the sliding test of drag mode sky, and according to test result adjust leading block 2b, drag mode 3 position or
Angle, until drag mode 3 can be normally by traction enhancement；
S6, concreting and plastering: after concrete warehousing vibrates, base layer is first poured after the completion of base layer pours close to just
When solidifying, drag mode is promoted, drag mode promotes speed and is equal to 2m/h；Promoting drag mode is first to observe the mobile 5cm of drag mode, if exposure table
Face stops the promotion of drag mode there are collapsing bulge phenomenon, while to occurring striking off at collapsing bulge, then essence is smeared, then again
It is secondary that concrete initial set situation is confirmed, it is further continued for being promoted；While drag mode construction, casting concrete is smeared
Face, and the constantly stupefied attachment concrete in cleaning drag mode two sides；Plastering is first to carry out first of plastering using wooden tool of smearing, and is rejected
Then surface aggregate carries out second plastering using iron tool of smearing, finally carries out pressure surface；Plastering is first from concrete surface
Top is plastered to the lower part, then is plastered from two sides of concrete surface to centre；It needs to stop storehouse during drag mode lifting construction
When, when Surface layer's concrete is by initial set, 5cm will be dragged in drag mode, is then stopped again.
S7, demoulding and maintenance: construction storehouse surface pour after the completion of, drag mode is removed to and is moved to next storehouse surface, by step S1~
The identical process of S6 continues to construct, until all concrete constructions finish；The dismounting of side form is concrete surface and corner angle not because tearing open
Mould and when damaging, removed；Maintenance is that wet curing is carried out after concreting, keeps concrete surface to continue wet
Profit；After concrete initial set, geotextiles are covered in concrete surface, after concrete final set, geotextiles is thrown off, carries out flowing water maintenance.
Claims (10)
1. a kind of cushion pool antiarch shape big cross section drag mode formula concrete construction method, it is characterised in that the following steps are included:
S1, site clearing: investigating and the barrier in place cleaning；
S2, surveying and locating: to construction site surveying and locating, the peace of drag mode support system, drag mode trailer system and drag mode is determined
Holding position；
S3, installation drag mode support system: drag mode support system (1) includes side form, angle steel press beam, first in the storehouse of Transverse to the flow direction
Side form is set up at face upstream structure seam and downstream configurations seam, angle steel press beam is then laid at the top of side form again, then carries out coagulation
Soil pours, and the structural concrete block of formation is as supporting track；
S4, installation drag mode trailer system: drag mode trailer system includes hoist engine (2a), leading block (2b), and hoist engine (2a) is logical
Earth anchorage is crossed in the bedrock surface of antiarch shape big cross section highest point or on casting concrete surface, leading block (2b) has more
It is a, bedrock surface or casting concrete surface are successively laid in from antiarch shape big cross section minimum point to highest point by earth anchor respectively
On；
S5, installation drag mode: drag mode (3) being set in the drag mode support system of antiarch shape big cross section minimum point, hoist engine (2a)
Traction steel rope of cable (4) is connect through leading block (2b) with the drawing head of drag mode (3), and the relieving ring of drag mode (3) is then passed through insurance
Rope is connect with bottle gouard moved by hands, and bottle gouard moved by hands hang on side slope dowel or other are reliably connected place；
S6, concreting and plastering: after concrete warehousing vibrates, base layer is first poured after the completion of base layer pours close to initial set
When, drag mode is promoted, drag mode promotes speed and is less than or equal to 0.3m/h；Promoting drag mode is first to observe the mobile 5~8cm of drag mode,
If exposure surface there are collapsing bulge phenomenon, stops the promotion of drag mode, while to occurring striking off at collapsing bulge, then essence
It smears, then concrete initial set situation is confirmed again, be further continued for being promoted；While drag mode construction, to having poured coagulation
Soil is plastered；
S7, demoulding and maintenance: after the completion of construction storehouse surface pours, drag mode is removed to and is moved to next storehouse surface, by step S1~S6 phase
Same process continues to construct, until all concrete constructions finish；The dismounting of side form is concrete surface and corner angle not due to demoulding
When damage, removed；Maintenance is that wet curing is carried out after concreting, keeps concrete surface constant moisture.
2. cushion pool antiarch shape big cross section drag mode formula concrete construction method according to claim 1, it is characterised in that institute
Stating drag mode (3) includes drag mode die body (3a), form surfacing (3b), counterweight water tank (3c), connection frame (3d), operating platform (3e),
The drag mode die body (3a) is steel truss structure, and the bottom drag mode die body (3a) is welded and connected with form surfacing (3b), described
Form surfacing (3b) is equipped with gusset, is equipped with counterweight water tank (3c) in the drag mode die body (3a), the drag mode die body
The front (3a) is equipped with drawing head (3f), is equipped with relieving ring on the outside of the drag mode die body (3a), after the drag mode die body (3a)
Portion is detachably connected by connection frame (3d) with operating platform (3e), and the operating platform two sides (3e) are equipped with pull rod (3g),
Pull rod (3g) is connected by flower basket bolt (3h) with the oblique pull seat (3i) at the top of corresponding drag mode die body (3a) respectively, and operation is flat
Expanded metal lath is equipped on platform (3e).
3. cushion pool antiarch shape big cross section drag mode formula concrete construction method according to claim 2, it is characterised in that institute
Stating drag mode (3) further includes guardrail (3j), rider hood bracket (3k), rider hood brace (3l), rider hood (3m), the guardrail
(3j) is erected on the side operating platform (3e), and the rider hood bracket (3k), rider hood brace (3l) are respectively welded and are connected to
At the top of drag mode die body (3a), and the rider hood bracket top (3k) and the rider hood brace top (3l) are welded to connect, rider hood bracket
Included angle between (3k) and rider hood brace (3l) is 90 °, the rider hood (3m) be set to rider hood bracket (3k) with
And the top guardrail (3j), it is equipped with color steel tile on the rider hood (3m), is equipped with security protection between the guardrail (3j)
Net.
4. cushion pool antiarch shape big cross section drag mode formula concrete construction method according to claim 1, it is characterised in that S4
Hoist engine (2a) and leading block (2b) are arranged symmetrically centered on the center line flowed to pour vertical water in step.
5. cushion pool antiarch shape big cross section drag mode formula concrete construction method according to claim 1, it is characterised in that S5
Step drag mode after the installation is completed, further include drag mode test, drag mode test is first to measure, and ensures installation accuracy；Again
Start hoist engine (2a), carry out the sliding test of drag mode sky, and adjusts the position of leading block (2b), drag mode (3) according to test result
Or angle, until drag mode (3) can be normally by traction enhancement.
6. cushion pool antiarch shape big cross section drag mode formula concrete construction method according to claim 1, it is characterised in that S6
In step drag mode work progress, the stupefied attachment concrete in drag mode two sides is constantly cleared up.
7. cushion pool antiarch shape big cross section drag mode formula concrete construction method according to claim 1, it is characterised in that S6
When needing to stop storehouse during drag mode lifting construction in step, when Surface layer's concrete is by initial set, 4~6cm will be dragged in drag mode, so
Stop again afterwards.
8. cushion pool antiarch shape big cross section drag mode formula concrete construction method according to claim 1, it is characterised in that S6
Described in step plastering be first using it is wooden smear tool carry out first plastering, reject surface aggregate, then using it is iron smear have into
The plastering of row second, finally carries out pressure surface.
9. cushion pool antiarch shape big cross section drag mode formula concrete construction method according to claim 1 or 8, it is characterised in that
Plastering described in S6 step is first to plaster to the lower part from the top of concrete surface, then from two sides of concrete surface in
Between plaster or from centre to two sides plaster.
10. cushion pool antiarch shape big cross section drag mode formula concrete construction method according to claim 1, it is characterised in that S7
Maintenance described in step further includes throwing off after concrete final set after concrete initial set in concrete surface covering geotextiles
Geotextiles carry out flowing water maintenance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910754027.2A CN110438944A (en) | 2019-08-15 | 2019-08-15 | A kind of cushion pool antiarch shape big cross section drag mode formula concrete construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910754027.2A CN110438944A (en) | 2019-08-15 | 2019-08-15 | A kind of cushion pool antiarch shape big cross section drag mode formula concrete construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110438944A true CN110438944A (en) | 2019-11-12 |
Family
ID=68435889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910754027.2A Pending CN110438944A (en) | 2019-08-15 | 2019-08-15 | A kind of cushion pool antiarch shape big cross section drag mode formula concrete construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110438944A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113152493A (en) * | 2021-04-30 | 2021-07-23 | 中国葛洲坝集团第一工程有限公司 | Panel pouring slip form construction system and construction method |
| CN114622525A (en) * | 2022-04-18 | 2022-06-14 | 江苏省水利勘测设计研究院有限公司 | Assembled inverted arch bottom plate sluice and design method thereof |
| CN114991091A (en) * | 2022-05-10 | 2022-09-02 | 中国葛洲坝集团第二工程有限公司 | Anti-impact wear-resistant concrete pouring method for hyperbolic twisted surface flow surface bottom plate |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005038140A1 (en) * | 2003-10-15 | 2005-04-28 | Wieberneit, Christian | Slip form paver for producing surfacings |
| CN202626996U (en) * | 2012-05-18 | 2012-12-26 | 中国人民武装警察部队水电三峡工程指挥部 | Cantilever and implicit rail type formwork pulling trolley |
| CN205012344U (en) * | 2015-09-30 | 2016-02-03 | 中国水利水电第四工程局有限公司 | High steep overflow surface slipform |
| CN108330980A (en) * | 2018-01-31 | 2018-07-27 | 杭州江润科技有限公司 | The hidden rail sliding-mode structure of large area slope concrete and construction method |
| CN109371910A (en) * | 2018-12-10 | 2019-02-22 | 四川港航建设工程有限公司 | Pad ground raising protection and construction method |
-
2019
- 2019-08-15 CN CN201910754027.2A patent/CN110438944A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005038140A1 (en) * | 2003-10-15 | 2005-04-28 | Wieberneit, Christian | Slip form paver for producing surfacings |
| CN202626996U (en) * | 2012-05-18 | 2012-12-26 | 中国人民武装警察部队水电三峡工程指挥部 | Cantilever and implicit rail type formwork pulling trolley |
| CN205012344U (en) * | 2015-09-30 | 2016-02-03 | 中国水利水电第四工程局有限公司 | High steep overflow surface slipform |
| CN108330980A (en) * | 2018-01-31 | 2018-07-27 | 杭州江润科技有限公司 | The hidden rail sliding-mode structure of large area slope concrete and construction method |
| CN109371910A (en) * | 2018-12-10 | 2019-02-22 | 四川港航建设工程有限公司 | Pad ground raising protection and construction method |
Non-Patent Citations (5)
| Title |
|---|
| 周勇: "溪洛渡表孔溢流面二期混凝土隐轨拖模施工技术", 《甘肃水利水电技术》 * |
| 四川省水利电力厅 等: "《都江堰灌区工程》", 30 November 1988, 水利电力出版社 * |
| 曹文波 等: "梨园水电站面板混凝土施工工艺及方法", 《水利水电快报》 * |
| 水利电力部第八工程局: "《乌江渡工程施工技术 上册》", 31 January 1987, 水利电力出版社 * |
| 辽宁省首届学术年会暨第四届青年学术年会编委会: "《辽宁省首届学术年会暨第四届青年学术年会论文集 农、林、水科学及应用技术分册》", 31 December 2001, 东北大学出版社 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113152493A (en) * | 2021-04-30 | 2021-07-23 | 中国葛洲坝集团第一工程有限公司 | Panel pouring slip form construction system and construction method |
| CN113152493B (en) * | 2021-04-30 | 2024-03-19 | 中国葛洲坝集团第一工程有限公司 | Panel pouring slip form construction system and construction method |
| CN114622525A (en) * | 2022-04-18 | 2022-06-14 | 江苏省水利勘测设计研究院有限公司 | Assembled inverted arch bottom plate sluice and design method thereof |
| CN114622525B (en) * | 2022-04-18 | 2024-05-14 | 江苏省水利勘测设计研究院有限公司 | Assembled inverted arch bottom plate sluice and design method thereof |
| CN114991091A (en) * | 2022-05-10 | 2022-09-02 | 中国葛洲坝集团第二工程有限公司 | Anti-impact wear-resistant concrete pouring method for hyperbolic twisted surface flow surface bottom plate |
| CN114991091B (en) * | 2022-05-10 | 2024-03-22 | 中国葛洲坝集团第二工程有限公司 | Anti-impact and wear-resistant concrete pouring method for bottom plate of double-twist-surface overflow surface |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110438944A (en) | A kind of cushion pool antiarch shape big cross section drag mode formula concrete construction method | |
| CN104963289B (en) | A kind of abnormity pier stud mass concrete overall time pouring construction method | |
| CN102767288A (en) | Method and structure for mounting precast reinforced concrete stairs | |
| CN102877418A (en) | Stentless urban bridge anti-collision guardrail construction method and cradle vehicle and gun carrier thereof | |
| CN110512524A (en) | A kind of bridge pier column safe construction method | |
| CN101781879A (en) | Construction method of single-pylon cable-stayed bridge without dorsal cables | |
| CN108570935A (en) | Bent cap, box beam, plate-beam construction method in bridges in highway engineering | |
| CN105755954B (en) | A kind of construction technology of intercommunication clear-water concrete anticollision barrier | |
| CN107419918B (en) | A kind of Historical Buildings periphery single-layer frame retains method for dismounting | |
| CN105401520B (en) | A kind of light truss formula bridge united layer full width constructing device and its construction method | |
| CN108394016A (en) | Prefabricated case beam factorial construction management method | |
| CN110184941A (en) | A kind of bridge main tower construction method | |
| CN103774561B (en) | The job execution of speedway prefabricated small box girder frock method streamlined | |
| CN107882321A (en) | Diameter Silo slding form operation engineering method | |
| CN103233424A (en) | Hanging-basket-method support-free anti-collision wall construction method, construction hanging basket and template for construction | |
| CN110259090B (en) | Construction method of novel pull-up type overhanging scaffold | |
| CN108818919A (en) | Precast T-Beam reinforcing bar is bound in advance and the construction method of integral installation | |
| CN203174510U (en) | Movable assembly type hanging basket for bridge anti-collision guardrail construction and formwork for construction | |
| CN108330902A (en) | The cast-in-place bottom end rail construction method of long piled wharf | |
| CN109989348A (en) | Cantilever formwork for concrete construction and construction method thereof | |
| CN106088493A (en) | A kind of pin key connects mounting structure and the construction thereof of prefabricated bench | |
| CN107476567A (en) | It is a kind of to control the pitched roof gradient and the construction method and track-type facilities of thickness | |
| CN110080454A (en) | LPM light filling body Construction of Cast-in-situ Concrete Hollow | |
| CN110761191A (en) | Concrete guardrail construction device and method thereof | |
| CN205894681U (en) | Closed staircase template |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191112 |