CN106760553A - Discharging platform cast-in-situ steel reinforced concrete ramp surface evenness controls construction method and its device - Google Patents
Discharging platform cast-in-situ steel reinforced concrete ramp surface evenness controls construction method and its device Download PDFInfo
- Publication number
- CN106760553A CN106760553A CN201710179933.5A CN201710179933A CN106760553A CN 106760553 A CN106760553 A CN 106760553A CN 201710179933 A CN201710179933 A CN 201710179933A CN 106760553 A CN106760553 A CN 106760553A
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- Prior art keywords
- rod guide
- slope
- guide
- strike
- reinforced concrete
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000010276 construction Methods 0.000 title claims abstract description 30
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 17
- 238000007599 discharging Methods 0.000 title claims abstract description 17
- 239000010959 steel Substances 0.000 title claims abstract description 17
- 239000011150 reinforced concrete Substances 0.000 title claims abstract description 16
- 238000011065 in-situ storage Methods 0.000 title claims abstract description 15
- 239000004567 concrete Substances 0.000 claims abstract description 20
- 230000008093 supporting effect Effects 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 12
- 238000005498 polishing Methods 0.000 claims abstract description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 25
- 238000003466 welding Methods 0.000 claims description 9
- 210000003205 muscle Anatomy 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
- 229910052742 iron Inorganic materials 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 229910000838 Al alloy Inorganic materials 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 238000007689 inspection Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
- E04G21/10—Devices for levelling, e.g. templates or boards
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
The step of controlling construction method and its device, method present invention relates particularly to a kind of discharging platform cast-in-situ steel reinforced concrete ramp surface evenness is as follows：1) structure mould bases in slope is set up；2) what setting was downward-sloping strikes off rod guide；3) concrete is poured into a mould, vibrates, shakeout；4) strike off；5) remove and strike off rod guide；6) concrete paste raising polishing；7) concrete overlay film water-preserving curing.Device includes slope structure mould bases, it is characterized in that slope structure mould bases it is domatic on be intervally distributed with and a plurality of strike off rod guide, described every strikes off rod guide and extends to bottom of slope from Po Ding, every the bottom for striking off rod guide is provided with many guide supportings, guide supporting upper end is connected with the bottom for striking off rod guide, and lower end is fixed on the structure mould bases of slope.The present invention has the advantages that easy construction, construction effect are good.
Description
Technical field
The invention belongs to technical field of concrete construction, and in particular to a kind of discharging platform cast-in-situ steel reinforced concrete ramp face
Flatness controls construction method and its device.
Background technology
In burning power plant construction process, discharging platform, used as One function component, design is generally slope
Plate face.It is well known that being constructed as monolithic reinforced concrete structure flat board, absolute altitude is typically all to be adopted in concreting process
With the 50mm lines surveyed are copied on reinforcing bar, intersect the measurement of bracing wire meter ruler, the method for then striking off concrete using aluminium alloy rod is controlled
Structural solid absolute altitude.However, for discharging platform ramp face, if still drawing 50 lines, aluminium alloy rod to strike off using conventional
Method construction, flatness control it is bad, the absolute altitude and flatness of ramp structure are all difficult to ensure that.
The content of the invention
It is an object of the invention to solve during concrete ramp surface construction, using the conventional line of drawing 50, aluminium alloy rod strikes off
Construction method, the defect that the absolute altitude and flatness of ramp structure are all difficult to ensure that, there is provided a kind of discharging platform cast in place reinforced bar is mixed
Solidifying slight slope plate face flatness control construction method and its device, aid in levelling method to ensure ramp face using rod guide is struck off
Absolute altitude and flatness.
The present invention is achieved by the following technical solution：
I.e. a kind of ramp face discharging platform cast-in-situ steel reinforced concrete ramp surface evenness control construction method, it is characterised in that
Step is as follows：
1) structure mould bases in slope is set up, domatic to be completed by beam, plate, reinforcing bar colligation；
2) by slope push up to bottom of slope set it is downward-sloping strike off rod guide, strike off rod guide lower section and be interval with many and lead
Rail is supported, and guide supporting bottom is welded on the non-stress muscle of beam or plate, and top is welded on the lower section of guide rail, and the guide rail is many
Root, is distributed on domatic；
3) concrete is poured into a mould, vibrates, shakeout；
4) bar will be struck off it is placed on adjacent two and strike off in rod guide, move from the top down, ramp face is struck off,
From one end to the other side laddering construction when striking off, workmen falls back and advances when striking off；
5) before initial set, dismounting strikes off rod guide, footprint, the guide rail print produced when striking off rod guide to dismounting, using secondary
It is artificial it is levelling, smear pressure；
6) concrete paste raising polishing；
7) concrete overlay film water-preserving curing, curing time >=7 hour.
The present invention is installed before striking off rod guide, and wire is drawn as reference for installation in the top in guide rails assembling position in advance,
The two ends of wire be arranged on wire fix support on, wire fix support be fixedly mounted on slope structure mould bases slope top and
At bottom of slope.
Guide supporting of the invention and wire fix advance absolute altitude sign at support.Guide supporting and wire are fixed
Support is higher by certain distance levelling by layout design concrete structural surface, carries out absolute altitude sign.
Construction technology of the present invention, every many guide supportings for striking off rod guide bottom carry out absolute altitude mark in advance
Show, it is ensured that strike off the absolute altitude and gradient of rod guide, the setting of wire can be prevented from striking off sideslip when rod guide is installed, scraped
The absolute altitude of flat rod guide is guaranteed, and the absolute altitude in ramp face is also just guaranteed.Using strike off bar along strike off rod guide by
On strike off downwards, it is ensured that the flatness in ramp face.
A kind of ramp face discharging platform cast-in-situ steel reinforced concrete ramp surface evenness controls constructing device, including slope structure mould
Frame, it is characterised in that slope structure mould bases it is domatic on be intervally distributed with it is a plurality of strike off rod guide, described every strike off rod guide from
Slope top extends to bottom of slope, and every bottom for striking off rod guide is provided with many guide supportings, guide supporting upper end with strike off rod guide
Bottom connection, lower end is fixed on the non-stress muscle of slope structure mould bases.
As a preferred scheme of the invention:Rod guide is struck off for angle bar, guide supporting is reinforcing bar, the corner of angle bar
Upwards, a side of reinforcing bar top side and angle bar is stupefied welds together, and the top of reinforcing bar is less than angle bar corner.
Angle bar and reinforcing bar are common material in building site, cheap, and selection is convenient, and reinforcement construction stays in mixed after finishing
In solidifying soil, the effect reinforced is may also operate as.The corner of angle bar upwards, hangs flat plate bottom and is contacted with the corner of angle, contact surface
Product is small, and frictional force is small.The side of angle bar opposite side is stupefied in open state, facilitates and angle bar is separated with reinforcing bar in subsequent handling, order
Sequence can be separated angle bar with reinforcing bar using stupefied the starting upwards in the side for being clamped using spanner unwelded that side, after angle bar separation
Can again reuse, not result in waste.
The rod guide that strikes off of the invention is formed by multistage angle bar Combination Welding.
The bar that strikes off of the invention is general to be made using aluminium alloy for prior art products.
The present invention has the advantages that easy construction, construction effect are good.Using construction technology of the invention and device, construct
Large area cast-in-situ steel reinforced concrete ramp face after, its structural elevation, flatness and structural slab sectional dimension are satisfied by design
Needed with specification, reached preferable engineering entity effect.
Brief description of the drawings
Fig. 1 is overlooking the structure diagram of the invention；
Fig. 2 is lateral structure schematic diagram of the invention；
Fig. 3 is the attachment structure schematic diagram that the present invention strikes off rod guide and guide supporting.
As shown in FIG.；1. slope structure mould bases；2. rod guide is struck off；3. guide supporting；4. bar is struck off；5. wire；6.
Wire fixes support；7. wire fixes support.
Specific embodiment
Construction technology of the invention and device are described in detail with specific work progress below in conjunction with the accompanying drawings.
As shown in Figure 1, Figure 2, Figure 3 shows；First it is that template and reinforcing bar subitem are set up according to design drawing and arrangement and method for construction requirement
Slope structure mould bases 1 is completed, it is domatic to be completed by beam, plate, reinforcing bar colligation.Then on slope top since one end, welding wire line is fixed
Support 6 (uses post reinforcing bar, does not have individually to use diameter 16mm reinforcing bars during post reinforcing bar, welding and assembling height is to expose 350mm on plate face muscle
It is advisable, bar spacing is 300mm), at the same time, in bottom of slope since one end, same welding wire line is fixed support 7 and (is used
Post reinforcing bar, individually uses diameter 16mm reinforcement weldings height to be advisable to expose 350mm on plate face muscle, between reinforcing bar during no post reinforcing bar
Away from being 300mm), welding is firm, stabilization, and by the 300mm levelling high of layout design concrete structural surface, carry out sign.
Then slope is pushed up and bottom of slope two post reinforcing bars of correspondence between from bottom to top according to angle bar length (generally 6m mono-)
Decile, and be welded 350mm reinforcing bars, shows a little, sign is clear according to gradient etc. point absolute altitude and by being higher by concrete surface 300mm and copying mark
It is clear.The top of the superiors' plate face reinforcing bar is placed on using 30 × 3mm equal angle iron buttons, along between slope top and bottom of slope correspondence sign reinforcing bar
It is elongated button discharge it is complete (i.e.:Angle bar along gradient direction, elongated arrangement), spacing is advisable for 3000mm between often arranging angle bar, then will
Often row's angle bar two ends are realized carrying out sign, draw and attenuate wire between two post reinforcing bars, it is ensured that spacing is equal between wire and angle bar
Control is in 300mm.
And then, by the bar dowel below angle bar using diameter 12mm, spacing does guide supporting 3, one end for mono- according to 300mm
Branch in template, one end withstand on the side of angle bar one it is stupefied (angle bar side is stupefied and bar dowel upper extreme point welds it is solid, bar dowel and beam or plate
Non-stress muscle is welded simultaneously, and bar dowel upper end protruded length is not to be exceeded distracted on angle bar).
Similarly, by one, angle bar one piece, welding is completed according to the method described above, and what formation was spaced apart a plurality of strikes off rod guide
2.After the completion of joint inspection is checked and accepted, concreting, vibrate, shakeout, it is the aluminium alloy rod of 4000mm as striking off bar 4 to use length,
2 one groups of rod guide is struck off according to two, is pushed up from slope and is manually struck off to bottom of slope, workmen falls back and advances when striking off, and prevents from leaving
Footprint；Before treating that the basic initial set of concrete is completed, angle bar is separated with bar dowel using spanner, unified taking-up withdraws warehouse, to tearing open
Except the footprint, guide rail that are produced when striking off rod guide 2 print, using it is secondary it is artificial it is levelling, smear pressure.
When concrete strength reach pin step on it is micro- be stained with slurry, when trace is not deeper than 3mm, using disk warehouse machine to concrete surface
Somaplasm is floating, and self-inspection flatness is controlled within 3mm, and finally, plastic covering film water-preserving curing is no less than 7d.
Above-mentioned work progress, its technological process is as follows:
Slope structure mould bases is set up → is had beam reinforced steel bar colligation → slope top mark sign high → slope top mark sign high → finer wire and draws
Knot → elongated angle bar piled up along gradient direction → welding of welded reinforcement support → angle bar after the completion of examinations → concreting → mix
Solidifying soil shakeouts → initial set before aluminium alloy rod strike off → angle bar dismounting → concrete paste raising polishing → concrete covering curing.
Claims (8)
1. a kind of ramp face discharging platform cast-in-situ steel reinforced concrete ramp surface evenness controls construction method, it is characterised in that step
It is as follows：
1) structure mould bases in slope is set up, domatic to be completed by beam, plate, reinforcing bar colligation；
2) by slope push up to bottom of slope set it is downward-sloping strike off rod guide, strike off rod guide lower section and be interval with many guide rail branch
Support, guide supporting bottom is welded on the non-stress muscle of beam or plate, and top is welded on the lower section of guide rail, and the guide rail is many,
It is distributed on domatic；
3) concrete is poured into a mould, vibrates, shakeout；
4) bar will be struck off it is placed on adjacent two and strike off in rod guide, move from the top down, ramp face is struck off, strikes off
When from one end to the other side laddering construction；
5) before initial set, dismounting strikes off rod guide；
6) concrete paste raising polishing；
7) concrete overlay film water-preserving curing, curing time >=7 hour.
2. ramp face discharging platform cast-in-situ steel reinforced concrete ramp surface evenness according to claim 1 controls construction party
Method, it is characterised in that step 4) in, workmen falls back and advances when striking off.
3. ramp face discharging platform cast-in-situ steel reinforced concrete ramp surface evenness according to claim 1 controls construction party
Method, it is characterised in that step 5) in, the footprint that is produced when striking off rod guide to dismounting, guide rail print, using it is secondary it is artificial it is levelling, smear
Pressure.
4. ramp face discharging platform cast-in-situ steel reinforced concrete ramp surface evenness according to claim 1 controls construction party
Method, it is characterised in that installation strike off rod guide before, in advance guide rails assembling position top draw wire as reference for installation, steel
The two ends of silk thread are arranged on wire and fix in support, and wire fixes Po Ding and the slope that support is fixedly mounted on slope structure mould bases
Bottom.
5. the ramp face discharging platform cast-in-situ steel reinforced concrete ramp surface evenness control construction according to claim 1 or 4
Method, it is characterised in that guide supporting and wire fix the advance absolute altitude sign in support installation place.
6. a kind of ramp face discharging platform cast-in-situ steel reinforced concrete ramp surface evenness control construction according to claim 1
Device, including slope structure mould bases, it is characterised in that slope structure mould bases it is domatic on be intervally distributed with it is a plurality of strike off rod guide, it is described
Every strikes off rod guide and extends to bottom of slope from Po Ding, and every bottom for striking off rod guide is provided with many guide supportings, guide supporting
Upper end is connected with the bottom for striking off rod guide, and lower end is fixed on the non-stress muscle of slope structure mould bases.
7. ramp face discharging platform cast-in-situ steel reinforced concrete ramp surface evenness control construction according to claim 6 is filled
Put, it is characterised in that strike off rod guide for angle bar, guide supporting is reinforcing bar, the corner of angle bar upwards, reinforcing bar top side and angle
One side of iron is stupefied to be welded together, and the top of reinforcing bar is less than angle bar corner.
8. ramp face discharging platform cast-in-situ steel reinforced concrete ramp surface evenness control construction according to claim 7 is filled
Put, it is characterised in that strike off rod guide and formed by multistage angle bar Combination Welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710179933.5A CN106760553B (en) | 2017-03-23 | 2017-03-23 | Construction method and device for controlling flatness of cast-in-situ reinforced concrete slope surface of discharging platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710179933.5A CN106760553B (en) | 2017-03-23 | 2017-03-23 | Construction method and device for controlling flatness of cast-in-situ reinforced concrete slope surface of discharging platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106760553A true CN106760553A (en) | 2017-05-31 |
| CN106760553B CN106760553B (en) | 2023-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710179933.5A Active CN106760553B (en) | 2017-03-23 | 2017-03-23 | Construction method and device for controlling flatness of cast-in-situ reinforced concrete slope surface of discharging platform |
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| CN (1) | CN106760553B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109339456A (en) * | 2018-11-22 | 2019-02-15 | 上海宝冶集团有限公司 | A kind of construction method controlling cast-in-place concrete planar surface flatness |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0718990A (en) * | 1993-07-06 | 1995-01-20 | Takenaka Komuten Co Ltd | Invert concrete leveling device in shielding work |
| CN201172971Y (en) * | 2008-01-14 | 2008-12-31 | 中建三局第一建设工程有限责任公司 | Construction control device for controlling flatness of concrete primary pulp ground |
| CN202194317U (en) * | 2011-08-16 | 2012-04-18 | 江西建工第一建筑有限责任公司 | Guide rail structure for cast-in-site concrete slope surface |
| CN103643603A (en) * | 2013-12-13 | 2014-03-19 | 中铁十五局集团有限公司 | Ballastless track construction method for laying sleepers and assembling track panel |
| CN203684699U (en) * | 2013-12-16 | 2014-07-02 | 中国建筑第六工程局有限公司 | Control board type structure concrete elevation and smoothness device |
| CN104234012A (en) * | 2014-09-28 | 2014-12-24 | 浙江水利水电学院 | Ultralong concrete slip form body of concrete rockfill dam and construction method of slip form body |
| CN205857545U (en) * | 2016-05-25 | 2017-01-04 | 陈静波 | Insulation and levelling integration roofing self-heat conserving structure |
-
2017
- 2017-03-23 CN CN201710179933.5A patent/CN106760553B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0718990A (en) * | 1993-07-06 | 1995-01-20 | Takenaka Komuten Co Ltd | Invert concrete leveling device in shielding work |
| CN201172971Y (en) * | 2008-01-14 | 2008-12-31 | 中建三局第一建设工程有限责任公司 | Construction control device for controlling flatness of concrete primary pulp ground |
| CN202194317U (en) * | 2011-08-16 | 2012-04-18 | 江西建工第一建筑有限责任公司 | Guide rail structure for cast-in-site concrete slope surface |
| CN103643603A (en) * | 2013-12-13 | 2014-03-19 | 中铁十五局集团有限公司 | Ballastless track construction method for laying sleepers and assembling track panel |
| CN203684699U (en) * | 2013-12-16 | 2014-07-02 | 中国建筑第六工程局有限公司 | Control board type structure concrete elevation and smoothness device |
| CN104234012A (en) * | 2014-09-28 | 2014-12-24 | 浙江水利水电学院 | Ultralong concrete slip form body of concrete rockfill dam and construction method of slip form body |
| CN205857545U (en) * | 2016-05-25 | 2017-01-04 | 陈静波 | Insulation and levelling integration roofing self-heat conserving structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109339456A (en) * | 2018-11-22 | 2019-02-15 | 上海宝冶集团有限公司 | A kind of construction method controlling cast-in-place concrete planar surface flatness |
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| CN106760553B (en) | 2023-11-24 |
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