CN107740575A - Stair concrete draw and insert-type template construction engineering method - Google Patents
Stair concrete draw and insert-type template construction engineering method Download PDFInfo
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- CN107740575A CN107740575A CN201711023483.7A CN201711023483A CN107740575A CN 107740575 A CN107740575 A CN 107740575A CN 201711023483 A CN201711023483 A CN 201711023483A CN 107740575 A CN107740575 A CN 107740575A
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- Prior art keywords
- template
- stair
- construction
- insert
- concrete
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- 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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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
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
- E04G13/06—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for stairs, steps, cornices, balconies, or other parts corbelled out of the wall
- E04G13/062—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for stairs, steps, cornices, balconies, or other parts corbelled out of the wall for stairs or steps
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
- E04F11/104—Treads
- E04F11/116—Treads of stone, concrete or like material or with an upper layer of stone or stone like material, e.g. ceramics, concrete; of glass or with an upper layer of glass
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
- E04F2011/0203—Miscellaneous features of stairways not otherwise provided for
- E04F2011/0205—Stairways characterised by the use of specific materials for the supporting structure of the treads
- E04F2011/021—Stairways characterised by the use of specific materials for the supporting structure of the treads mainly of stone or stone like materials, e.g. concrete; mainly of glass
- E04F2011/0212—Stairways characterised by the use of specific materials for the supporting structure of the treads mainly of stone or stone like materials, e.g. concrete; mainly of glass mainly of concrete
- E04F2011/0214—Stairways characterised by the use of specific materials for the supporting structure of the treads mainly of stone or stone like materials, e.g. concrete; mainly of glass mainly of concrete cast in situ
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Ceramic Engineering (AREA)
- Working Measures On Existing Buildindgs (AREA)
Abstract
The present invention relates to technical field of buildings.Purpose is to provide the stair concrete draw and insert-type template construction engineering method that construction cost is low, easily operated, casting quality is good.The technical solution adopted in the present invention is：Stair concrete draw and insert-type template construction engineering method, comprises the following steps：A, formwork-support is set up.Stair template is installed B,：It is multiple construction sections by stair classifying rationally, determines construction joint position.Then side template, template of marking time and end template, side template and end template the once mounting shaping of whole stair are installed, template of marking time is installed before construction section cast.In the installation process of end template, construction section end template at upper level construction section construction joint is arranged to collapsible form.C, construction joint is cleared up.D, concrete is poured into a mould.The present invention can be cleared up easily the construction joint in stair work progress, and then the effective organoleptic properties and casting quality for improving stair.
Description
Technical field
The present invention relates to technical field of buildings, more particularly to stair concrete draw and insert-type template construction engineering method.
Background technology
During building engineering main body construction, the processing of concrete construction joint, especially stair concrete construction
The processing of seam, it is the key point for ensureing construction quality.In stair concrete construction, in the concrete seam of priority construction
The slag that would generally be disabled due to the confined bed of stair both sides and bottom template is difficult to clean out and the quality such as slag inclusion, spillage occur normal
Problem is seen, it is necessary to which follow-up chisels and repair, and material and artificial waste occurs, it would therefore be desirable to explore advanced construction
Technique is perfect to carry out.Traditional stair concrete construction process, after the preceding paragraph stair casting complete, often leave more
Residue, such as：Unnecessary mortar, crushed stone etc., because template both sides and bottom plate are all closings in existing way, residue cleaning
When there is no drain passage, cause residue cleaning it is unnet, its consequence is that the common quality problems such as concrete finished product slag inclusion, spillage compare
Generally, so cause at Construction Joint coincide property it is bad, the physical property and impression quality of stair are poor.
The content of the invention
It is an object of the invention to provide the stair concrete draw and insert-type that construction cost is low, easily operated, casting quality is good
Template construction engineering method.
For achieving the above object, the technical solution adopted in the present invention is：Stair concrete draw and insert-type template construction
Engineering method, comprise the following steps：
A, formwork-support is set up：Steel bracket is set up, then some flitches are set at the top of steel bracket, flitch is along stair soffit
Length direction extends, the support member using flitch as stair end template；
Stair template is installed B,：By stair classifying rationally it is multiple construction sections according to the design total length of stair, determines construction joint
Position；Then side template, template of marking time and end template are installed, the side template and end template once mounting of whole stair are molded, often
The template of marking time of individual construction section is installed before construction section cast；In the installation process of end template, each construction section leans on
End template at the construction joint of nearly upper level construction section is arranged to collapsible form；Remaining is straight in addition to collapsible form in all end templates
Connect and fixed with flitch；
C, construction joint is cleared up：Before each construction section carries out concrete cast, first the collapsible form of the construction section is moved up,
Overlap on end template above, then construction joint is cleared up；Construction joint is moved during clearing up with collapsible form
The breach left after opening is used for the discharge of impurity as cleanout, cleanout；After the completion of construction joint cleaning, collapsible form is moved down
Reset, close cleanout；
D, concrete is poured into a mould.
Preferably, some openings are set on the side template, and the opening and the ladder facade of stair correspond；It is described
The Access Division on template of marking time edge including plate body and on plate body both sides, the Access Division is engaged with opening.
Preferably, some positive stop strips are provided with the side template, the positive stop strip is fixed using iron nail and side template, limit
Position bar is between two adjacent openings；Two adjacent opening installations are marked time after template, and the both ends of positive stop strip are respectively held against
Mark time template.
Preferably, the size of the collapsible form is the width of 300-400mm* stair.
Preferably, the section of the flitch is 80mm*50mm, and adjacent two flitches spacing is 200mm.
Preferably, in step C, construction joint cleaning includes：The matching surface of concrete is chiselled, cleared up with edge of a knife brush
Residue, purged with hair-dryer, enter water-filling with giant and wash away.
Preferably, during chiselling, chiselled again after first being moistened with water, avoid airborne dust.
Preferably, during formwork-support is set up, bar-mat reinforcement of the synchronous braiding along the extension of stair slope aspect, bar-mat reinforcement
Stair template is installed again after the completion of braiding.
Beneficial effects of the present invention embody a concentrated reflection of：Easily the construction joint in stair work progress can be carried out clear
Reason, and then the effective organoleptic properties and casting quality for improving stair.Specifically, the bottom due to the present invention at construction joint
Template neither influences the stability of template integral installation by the way of collapsible form, while after collapsible form is removed, can
A cleanout is left, the convenient impurity by construction joint scale removal process is discharged, and avoids impurity from being mixed in the concrete of cast.
On the one hand the overall organoleptic properties of casting complete back stairs are improved, on the other hand also enhance the monolithic stability of concrete staircase
Property, make the junction of construction joint more firm.And the present invention, it is simple to operate, the rehabilitation expense in later stage greatly reduces, makees
Industry cost is low, has fabulous economic benefit.
Brief description of the drawings
Fig. 1 is structural representation when collapsible form closes cleanout；
Fig. 2 is structural representation when cleanout is opened；
Fig. 3 is the structural representation of side template；
Fig. 4 is top view of the structure after model sheetinstallat of marking time shown in Fig. 3；
Fig. 5 is the structural representation of template of marking time.
Embodiment
Stair concrete draw and insert-type template construction engineering method with reference to shown in Fig. 1-5, comprises the following steps：
A, formwork-support is set up：Steel bracket 1 is set up, steel bracket 1 is generally made up of steel pipe, including standpipe vertically,
Along the first transverse tube of stairway width direction extension, the second transverse tube extended along the length direction of stair vertical projection, some it is used for
Connect the down tube that each flitch 2 connects standpipe with the 3rd transverse tube of reinforcement structure intensity and diagonally.Pass through steel between each steel pipe
Clip is attached.Then some flitches 2 are set at the top of steel bracket 1, by steel clamping band or utilize steel between steel pipe and flitch
Tied silk is attached.Length direction extension of the flitch 2 along stair soffit, as shown in fig. 1, that is, flitch 2 is along lower-left to the right side
On direction extension, the support member using flitch 2 as stair end template 5.The size of flitch 2 is configured according to the actual requirements,
Usually section 80mm*50mm, during arrangement, the spacing of adjacent two flitch 2 should also be carried out flitch 2 according to actual conditions
Set.The wide stair such as 1.2m, using 5 sectional dimension 80mm*50mm flitch 2, the spacing between adjacent two flitches 2 is
200mm.To ensure the structural strength of cast-in-place concrete staircase, during formwork-support is set up, edge can be synchronously woven
The bar-mat reinforcement 11 of stair slope aspect extension, bar-mat reinforcement 11 install stair template again after the completion of weaving.
Stair template is installed B,：By stair classifying rationally it is multiple construction sections according to the design total length of stair, it is determined that applying
Work stitches position, such as：Construction section is 3 sections, then construction joint is 2, that is to say, that construction section is natural number n, then construction joint quantity
For n-1.Then side template 3, template of marking time 4 and end template 5 be installed, the side templates 3 of whole stair and the once mounting of end template 5 into
Type, the template 4 of marking time of each construction section are installed before construction section cast, that is to say, that side template 3 and end template 5 are whole
Individual stair are installed simultaneously, can largely reduce construction period, and effectively ensure the accuracy of installation site between template.Mark time
Template 4 can be installed again because the size of itself is relatively small before corresponding construction section cast.In the installation of end template 5
Cheng Zhong, end template 5 of each construction section at the construction joint of upper level construction section are arranged to collapsible form 6, that is to say, that living
Moving platen 6 is not stressed directly with flitch 2 and formwork-support, can be dragged, be lifted.And except work in other all end templates 5
Remaining is directly fixed with flitch 2 outside moving platen 6, and fixed mode is usually to clench or tighten.The size of the collapsible form 6 is
The width of 300-400mm* stair.That is, the width of collapsible form 6 is equal to width, the length 300-400mm of stair,
Thickness with woodwork plate thickness.
C, construction joint is cleared up：With reference to shown in Fig. 1 and 2, before each construction section carries out concrete cast, first by the construction section
Collapsible form 6 move up, overlap on end template 5 above, then construction joint cleared up；Construction joint is cleared up
During removed using collapsible form 6 after the breach that leaves be used as cleanout 7, cleanout 7 is used for the discharge of impurity；Construction joint is clear
After the completion of reason, collapsible form 6 is moved down into reset, closes cleanout 7；Form complete end template 5, it should be noted that collapsible form
6 need to fit like a glove with cleanout 7, avoid spillage, situations such as misplacing after the reset of collapsible form 6.The present invention is to construction joint
The step of cleaning, includes：The matching surface of concrete is chiselled, residue is cleared up with edge of a knife brush, is purged with hair-dryer, used
Giant enters water-filling and washed away.During chiselling, chiselled again after first being moistened with water, avoid airborne dust.
D, before pouring into a mould construction section, the template 4 of marking time of this section is installed, for the ease of the installation for template 4 of marking time, such as Fig. 3-5
Shown, more preferable way is that some openings 8 are set on the side template 3, a pair of the ladder facade 1 of the opening 8 and stair
Should；The Access Division 9 on the template 4 of marking time edge including plate body and on plate body both sides, the Access Division 9 is engaged with opening 8.
Using Access Division 9 will mark time template 4 be connected to opening 8 in, convenience quick for installation, accurate positioning.Opening is opened up on side template 3
It should be noted that opening 8 need to keep high verticality during 8.Because after concrete is poured into a mould, the pressure between template of marking time 4 increases
Greatly, it is the deflection for the template 4 that avoids marking time, more preferable way is that some positive stop strips 10, the limit are provided with the side template 3
Position bar 10 is fixed using iron nail and side template 3, and positive stop strip 10 is between two adjacent openings 8；Two adjacent peaces of opening 8
Dress is marked time after template 4, and the both ends of positive stop strip 10 are respectively held against template 4 of marking time, and the support reinforcing of template 4 of marking time is used as using positive stop strip 10
Part.Concrete is poured into a mould after the installation of template 4 of marking time.
Because end template 5 of the present invention at construction joint is by the way of collapsible form 6, template integral installation is neither influenceed
Stability, while after collapsible form 6 is removed, a cleanout 7 can be left, it is convenient will be miscellaneous in construction joint scale removal process
Matter is discharged, and avoids impurity from being mixed in the concrete of cast.On the one hand the overall organoleptic properties of casting complete back stairs are improved,
On the other hand the resistance to overturning of concrete staircase is also enhanced, makes the junction of construction joint more firm.And the present invention, behaviour
Make it is simple, after one-shot forming, without carry out again it is follow-up chiselling and repairing, the rehabilitation expense in later stage, operation greatly reduces
Cost is low, has fabulous economic benefit.
Claims (8)
1. stair concrete draw and insert-type template construction engineering method, it is characterised in that：Comprise the following steps：
A, formwork-support is set up：Set up steel bracket（1）, then in steel bracket（1）Top sets some flitches（2）, flitch（2）
Extend along the length direction of stair soffit, with flitch（2）As stair end template（5）Support member；
Stair template is installed B,：By stair classifying rationally it is multiple construction sections according to the design total length of stair, determines construction joint
Position；Then side template is installed（3）, template of marking time（4）And end template（5）, the side template of whole stair（3）And end template（5）
Once mounting is molded, the template of marking time of each construction section（4）Installed before construction section cast；In end template（5）Peace
During dress, end template of each construction section at the construction joint of upper level construction section（5）It is arranged to collapsible form（6）；Institute
There is end template（5）In remove collapsible form（6）It is outer remaining directly and flitch（2）It is fixed；
C, construction joint is cleared up：Before each construction section carries out concrete cast, first by the collapsible form of the construction section（6）To moving up
It is dynamic, overlap end template above（5）On, then construction joint is cleared up；With activity during construction joint cleaning
Template（6）The breach left after removing is as cleanout（7）, cleanout（7）Discharge for impurity；Construction joint cleaning is completed
Afterwards, by collapsible form（6）Reset is moved down, closes cleanout（7）；
D, concrete is poured into a mould.
2. stair concrete draw and insert-type template construction engineering method according to claim 1, it is characterised in that：The side template
（3）It is upper that some openings are set（8）, the opening（8）Corresponded with the ladder facade of stair；The template of marking time（4）Including
Plate body and on plate body both sides edge Access Division（9）, the Access Division（9）With opening（8）It is engaged.
3. stair concrete draw and insert-type template construction engineering method according to claim 2, it is characterised in that：The side template
（3）On be provided with some positive stop strips（10）, the positive stop strip（10）Utilize iron nail and side template（3）It is fixed, positive stop strip（10）Position
In two adjacent openings（8）Between；Two adjacent openings（8）Template of marking time is installed（4）Afterwards, positive stop strip（10）Both ends point
Template of marking time is not propped up（4）.
4. stair concrete draw and insert-type template construction engineering method according to claim 3, it is characterised in that：The collapsible form
（6）Size be 300-400mm* stair width.
5. stair concrete draw and insert-type template construction engineering method according to claim 4, it is characterised in that：The flitch（2）
Section be 80mm*50mm, adjacent two flitch（2）Spacing is 200mm.
6. stair concrete draw and insert-type template construction engineering method according to claim 5, it is characterised in that：In step C, apply
Work seam cleaning includes：The matching surface of concrete is chiselled, residue is cleared up with edge of a knife brush, is purged with hair-dryer, with height
Pressure hydraulic giant enters water-filling and washed away.
7. stair concrete draw and insert-type template construction engineering method according to claim 6, it is characterised in that：In the process chiselled
In, chiselled again after first being moistened with water, avoid airborne dust.
8. stair concrete draw and insert-type template construction engineering method according to claim 6, it is characterised in that：Setting up template branch
During support, bar-mat reinforcement of the synchronous braiding along the extension of stair slope aspect（11）, bar-mat reinforcement（11）Building is installed again after the completion of braiding
Terraced template.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711023483.7A CN107740575A (en) | 2017-10-26 | 2017-10-26 | Stair concrete draw and insert-type template construction engineering method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711023483.7A CN107740575A (en) | 2017-10-26 | 2017-10-26 | Stair concrete draw and insert-type template construction engineering method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107740575A true CN107740575A (en) | 2018-02-27 |
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ID=61238372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711023483.7A Pending CN107740575A (en) | 2017-10-26 | 2017-10-26 | Stair concrete draw and insert-type template construction engineering method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107740575A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109763648A (en) * | 2019-03-11 | 2019-05-17 | 中建四局第四建筑工程有限公司 | The method and device of sundries in a kind of cleaning stair template |
| CN110306795A (en) * | 2019-07-11 | 2019-10-08 | 上海建工七建集团有限公司 | Clean-out hatch opening and closing device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201241474Y (en) * | 2008-05-30 | 2009-05-20 | 浙江省一建建设集团有限公司 | Mounting and drawing bottom formwork structure of cast-in-situ stair construction joint |
| CN102747837A (en) * | 2012-07-06 | 2012-10-24 | 中国十七冶集团有限公司 | Cleaning method for cast-in-place reinforced concrete stair segment timber template |
| CN204492182U (en) * | 2015-03-30 | 2015-07-22 | 广西建工集团第一建筑工程有限责任公司 | Steel and wood composite formula band step plate cast-in-place concrete stair mould |
| CN105133833A (en) * | 2015-09-15 | 2015-12-09 | 成都市第四建筑工程公司 | Stair formwork and stair construction method adopting same |
| CN205206316U (en) * | 2015-11-30 | 2016-05-04 | 孔庆节 | Stair template |
| CN206368534U (en) * | 2016-12-30 | 2017-08-01 | 湛双庆 | A kind of concrete staircase mould of marking time |
-
2017
- 2017-10-26 CN CN201711023483.7A patent/CN107740575A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201241474Y (en) * | 2008-05-30 | 2009-05-20 | 浙江省一建建设集团有限公司 | Mounting and drawing bottom formwork structure of cast-in-situ stair construction joint |
| CN102747837A (en) * | 2012-07-06 | 2012-10-24 | 中国十七冶集团有限公司 | Cleaning method for cast-in-place reinforced concrete stair segment timber template |
| CN204492182U (en) * | 2015-03-30 | 2015-07-22 | 广西建工集团第一建筑工程有限责任公司 | Steel and wood composite formula band step plate cast-in-place concrete stair mould |
| CN105133833A (en) * | 2015-09-15 | 2015-12-09 | 成都市第四建筑工程公司 | Stair formwork and stair construction method adopting same |
| CN205206316U (en) * | 2015-11-30 | 2016-05-04 | 孔庆节 | Stair template |
| CN206368534U (en) * | 2016-12-30 | 2017-08-01 | 湛双庆 | A kind of concrete staircase mould of marking time |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109763648A (en) * | 2019-03-11 | 2019-05-17 | 中建四局第四建筑工程有限公司 | The method and device of sundries in a kind of cleaning stair template |
| CN110306795A (en) * | 2019-07-11 | 2019-10-08 | 上海建工七建集团有限公司 | Clean-out hatch opening and closing device |
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Application publication date: 20180227 |