CN109322485A - A kind of prefabricated assembled stair construction technology of combination - Google Patents
A kind of prefabricated assembled stair construction technology of combination Download PDFInfo
- Publication number
- CN109322485A CN109322485A CN201811040677.2A CN201811040677A CN109322485A CN 109322485 A CN109322485 A CN 109322485A CN 201811040677 A CN201811040677 A CN 201811040677A CN 109322485 A CN109322485 A CN 109322485A
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- CN
- China
- Prior art keywords
- template
- plate
- side plate
- stair
- partition
- 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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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
-
- 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
- E04G19/00—Auxiliary treatment of forms, e.g. dismantling; Cleaning devices
-
- 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
Abstract
This application provides a kind of prefabricated assembled stair construction technologies of combination the following steps are included: S1: according to construction drawing, template is started from after determining the size of stair, partition, template side plate, template end plate are welded on to the upside of template plate, pedal is welded into cascaded surface, and with steel pipe through the template side plate and partition 2.S2: installation steel mesh, suspension hook, circular hole pipe run through the bottom of template plate and suspension hook using split bolt.S3: after installation side plate fixed beam, start to template casting concrete, and covered with multi-layer board；S4: respectively being hung out the stair in left-right template by suspension hook 3 with loop wheel machine, is completed demoulding, is then struck suspension hook down, de- to split out, and completes the overall process of stair production.The application processing step is succinct, and structure is simple, and template can reuse, and has saved the Forming Quality that construction cost improves stair, solves the unmatched defect of stair left-right parts.
Description
Technical field
The application belongs to building template technical field, specifically designs a kind of prefabricated assembled stair construction technology of combination.
Background technique
Architectural stair is usually designed stair template according to stair feature, then pours coagulation body in a template,
After so that concrete casting is completed solidification, template is dismantled, required stair are obtained.
During building stair, since the weight of stair is larger, the lifting capacity of tower crane has received all building field at present
More limitations are demoulded by the way of agitating disassembly in demoulding, and stair are during demoulding by varying degrees
Damage, the Forming Quality of stair substantially reduce.
Summary of the invention
(1) technical problems to be solved
In view of above-mentioned technical problem, this application provides a kind of prefabricated assembled stair construction technologies of combination, improve building
The weight limitation of tower crane is effectively relieved in the Forming Quality of ladder.
(2) technical solution
This application provides a kind of prefabricated assembled stair construction technologies of combination, and steps are as follows:
S1: according to construction drawing, starting from template after determining the size of stair, will along template plate middle line setting partition
Template plate or so separation, template plate are in " S " type, template side plate are welded at left and right sides of template plate, and in template plate
Template end plate is welded at both ends, pedal is then welded on the upside of template plate, the left and right sides is fixed with template side plate with partition respectively
Connection forms ladder space of planes, opens up the circular hole of coaxial line Φ 30mm on template side plate and partition, and run through with steel pipe；
S2: steel mesh is installed in the upside of ladder space of planes, steel mesh is bilayer, and is positioned with limit strip, will
Suspension hook is designed as concentric reducer, through template plate and pedal and passes through steel mesh, and split bolt crosses template plate and suspension hook, circle
Hole pipe is set to template plate end；
S3: after the upside installation side plate fixed beam of two side template side plates, start to pour completion to template casting concrete
Progress is artificial smooth afterwards, and is covered with multi-layer board；
S4: twisting off the split bolt in S2 after concrete formation, steel pipe extraction, and the side plate fixed beam in S3 is torn open
It removes, is respectively hung out the stair in left-right template by suspension hook with loop wheel machine, complete demoulding, then strike suspension hook down, it is de- to split out
It goes, completes the overall process of stair production.
In some embodiments of the present application, side plate fixed beam described in S3 is fixed on the template by one-way bolt column
On the upside of side plate, the one-way bolt column includes:
Upper head plate is set to inside the side plate fixed beam；
Upper bush is set on the downside of upper head plate；
Bottom plate is set to inside the template side plate；
Lower sleeve is set on the upside of bottom plate；
Inner sleeve is set to upper and lower sleeve inner.
In some embodiments of the present application, the partition is consistent with the height of template side plate.
In some embodiments of the present application, the diameter of steel tube in S1 is less than template side plate and the circular hole on partition is straight
Diameter 2mm.
In some embodiments of the present application, the split bolt in S2 totally two is respectively arranged below the suspension hook
Template plate inside.
In some embodiments of the present application, the partition, template side plate, template plate, template end plate are by quenching
45 steel of fire.
In some embodiments of the present application, the partition, template side plate, template plate, template end plate inner surface brushing
There is the release agent being prepared by aqueous organic fluorine emulsion.
In some embodiments of the present application, the welding in S1 is using argon gas as protective gas, welding temperature 750
DEG C, 8S conveys argon gas in advance when striking, wipes weld using acetone before welding.
In some embodiments of the present application, the steel mesh is formed using the reinforcement fabrication of Φ 10mm.
In some embodiments of the present application, the steel pipe totally two, the suspension hook and circular hole pipe have eight respectively.
(3) beneficial effect
It can be seen from the above technical proposal that the application at least has the advantages that one of them:
(1) the application is equipped with partition, and stair template is isolated into two parts in left and right by partition, and the stair poured out are also classified into
Two pieces, the weight limitation of tower crane can be effectively relieved.
(2) suspension hook of the application designs for concentric reducer, through template plate and pedal and steel mesh is passed through, after the completion of pouring
It is demoulded by suspension hook, without carrying out disassembly demoulding, is effectively reduced the damage in knockout course for stair, improves
The Forming Quality of stair.
(3) circular hole of coaxial line Φ 30mm is opened up on the template side plate Yu partition of the application, and is run through with steel pipe, therefore at
There are circular holes inside stair after type, and steel pipe is inserted into circular hole to the displacement for limiting stair left-right parts when installing stair,
The matching degree of stair left-right parts is further improved, and stair pressure can be averagely distributed to the various pieces of stair.
(4) the application is equipped with side plate fixed beam, can give template side plate effective lateral support, avoid casting process
The offset or deformation of middle template side plate, the defects of causing shape lack of standardization to stair.
(5) the application processing step is succinct, and structure is simple, and the stair made have good quality, and template
It can reuse, effectively save construction cost.
Detailed description of the invention
Fig. 1 is the application top view.
Fig. 2 is the application main view.
Fig. 3 is the application sectional view.
[the application main element symbol description]
1, circular hole pipe；2, partition；3, hanging ring；
4, steel mesh；5, split bolt；6, pedal；
7, steel pipe；8, one-way bolt column；9, template plate；
10, template side plate.
Specific embodiment
This application provides a kind of prefabricated assembled stair construction technologies of combination, improve the Forming Quality of stair, solve
The unmatched defect of stair left-right parts is the purposes, technical schemes and advantages of the application are more clearly understood, and is tied below
Specific embodiment is closed, and referring to attached drawing, the application is further described.
Specific embodiment
Embodiment 1
This application provides a kind of precast stair templates, comprising: template plate 9, template side plate 10, pedal 6, partition 2, mould
Plate end plate.Template plate 9 is in " S " shape, and one end tilts upwards, and the other end tilts down.Template plate 9 is arranged in circular hole pipe 1
Both ends, there are four every end is set；The template side plate 10 is welded on the left and right sides of template plate 9, the both ends welding of template plate 9
There is template end plate, partition 2 is welded on the center line of template plate 9, and template plate 9 or so is separated, at left and right sides of template
It is not connected to.Template is isolated into two parts in left and right by partition 2, and the stair poured out are also classified into two pieces, tower crane can be effectively relieved
Weight limitation.The partition 2, template side plate 10, template plate 9, template end plate are that 45 steel by quenching are made,
The overall stiffness and intensity of the application can effectively be promoted.Partition 2 is consistent with the height of template side plate 10, it is ensured that casting concrete
When the left and right sides template in concrete it is equal, the asymmetric defect of stair left-right parts will not be further resulted in.Pedal 6 welds
On the upside of template plate, and ladder space of planes is formed, the left and right sides of pedal 6 is fixedly welded on template side plate 10 and partition 2.
Above-mentioned welding is all made of argon gas as protective gas, and welding temperature is 700 DEG C, and 5S conveys argon gas in advance when striking, before welding
Weld is wiped using acetone.Welding defect is generated when template can be effectively prevent to weld using said welding method, is obtained good
Good welding effect, ensure that the surface quality of template, further improves the Forming Quality of stair.
Template side plate 10 and partition 2 are equipped with the circular hole of coaxial line Φ 30mm, and rubber ring is equipped on the inside of circular hole, and steel pipe 7 is total
Two, set on the both ends of the formed ladder space of planes of pedal 6, the diameter of steel pipe 7 is less than Circularhole diameter 1-2mm, and through described
Left-right template side plate 10 and partition 2.It is equipped with rubber ring on the inside of circular hole, effectively concrete can be avoided to overflow from circular hole.?
When stair pour completion, there are the circular holes of Φ 30mm inside stair, and steel pipe 7 is inserted into circular hole when installing stair and runs through stair
Left-right parts limit the displacements of stair left-right parts, further improve the matching degree of stair left-right parts, and can will
Stair pressure is averagely distributed to the various pieces of stair, avoids and the phenomenon that pressure concentration causes stair to collapse occurs.
Steel mesh 4 is mounted on the upside of ladder space of planes, and steel mesh 4 is bilayer, between upper layer and lower layer by reinforcing rod into
Row support, and positioned by limiting strip, every layer of steel mesh is formed using the reinforcement fabrication of Φ 10mm.Suspension hook 3 is
Concentric reducer design, shares eight both ends for being located at ladder space of planes, there are four every end is set, through template plate 9 and pedal 6 and wears
Steel mesh 4 is crossed, split bolt 5 crosses the bottom of template plate 9 Yu suspension hook 3, and the suspension hook 3 is fixed on the template plate
On 9.It is demoulded after the completion of pouring by suspension hook 3, without carrying out disassembly demoulding, is effectively reduced in knockout course for building
The damage of ladder, improves the Forming Quality of stair.
Side plate fixed beam is fixed on the upside of the template side plate by one-way bolt column 8, and the one-way bolt column 8 includes:
Upper head plate, upper bush, bottom plate, lower sleeve, inner sleeve.The upper head plate is fixedly mounted on the inside of side plate fixed beam, described
Upper bush is welded on the downside of the upper head plate, and the bottom plate is fixedly mounted on inside template side plate 10, the lower sleeve welding
In the upside of the bottom plate.The inner sleeve is mounted on sleeve inner up and down, for upper and lower sleeve to be fixed on same axis
On.Inner sleeve is first inserted in the inside of lower sleeve by side plate fixed beam when installing, then cover upper bush in the inner sleeve upper end
Outside, complete installation.Side plate fixed beam can give template side plate 10 effective lateral support, avoid mould in casting process
The offset or deformation of plate side plate 10, the defects of causing shape lack of standardization to stair.
Present invention also provides a kind of prefabricated assembled stair construction technologies of combination, comprising the following steps:
S1: according to construction drawing, starting from template after determining the size of stair, by partition 2, template side plate 10, template
End plate is welded on the upside of template plate 9, pedal 6 is welded into cascaded surface in the left-right parts of template, and run through institute with steel pipe 7
State template side plate 10 and partition 2.
S2: installation steel mesh 4, suspension hook 3, circular hole pipe 1 run through the bottom of template plate 9 and suspension hook 3 using split bolt.
It is prepared in the inner surface brushing of partition 2, template side plate 10, template plate 9 and template end plate by aqueous organic fluorine emulsion
Release agent,
S3: after the upside installation side plate fixed beam of two side template side plates 10, start to have poured to template casting concrete
It is artificial smooth at rear progress, and covered with multi-layer board；
S4: twisting off the split bolt in S1 after concrete formation, and steel pipe 7 is extracted out, and the side plate fixed beam in S3 is torn open
It removes, is respectively hung out the stair in left-right template by suspension hook 3 with loop wheel machine, complete demoulding, then strike suspension hook 3 down, it is de- to tear open
It goes out, completes the overall process of stair production.
Embodiment 2
The present embodiment is almost the same with above-described embodiment, and difference is:
The welding of the application is used as protective gas using argon gas, and welding temperature is 800 DEG C, the argon of 10S conveying in advance when striking
Gas wipes weld using acetone before welding.There can not only be the excellent of above-described embodiment using the welding parameter of the present embodiment
Point, additionally it is possible to further promote welding efficiency.
So far, attached drawing is had been combined the present embodiment is described in detail.According to above description, those skilled in the art
There should be clear understanding to the application.
It should be noted that in attached drawing or specification text, the implementation for not being painted or describing is affiliated technology
Form known to a person of ordinary skill in the art, is not described in detail in field.In addition, the above-mentioned definition to each element and method is simultaneously
It is not limited only to various specific structures, shape or the mode mentioned in embodiment.
It should also be noted that, can provide the demonstration of the parameter comprising particular value herein, but these parameters are without definite etc.
In corresponding value, but analog value can be similar in acceptable error margin or design constraint.The side mentioned in embodiment
It is only the direction with reference to attached drawing to term, such as "upper", "lower", "front", "rear", "left", "right" etc., is not used to limit this
The protection scope of application.In addition, unless specifically described or the step of must sequentially occur, the sequences of above-mentioned steps there is no restriction in
It is listed above, and can change or rearrange according to required design.And above-described embodiment can be based on design and reliability
Consider, the collocation that is mixed with each other is used using or with other embodiments mix and match, i.e., the technical characteristic in different embodiments can be with
Freely form more embodiments.
Particular embodiments described above has carried out further in detail the purpose of the application, technical scheme and beneficial effects
Describe in detail it is bright, it is all it should be understood that be not intended to limit this application the foregoing is merely the specific embodiment of the application
Within spirit herein and principle, any modification, equivalent substitution, improvement and etc. done should be included in the guarantor of the application
Within the scope of shield.
Claims (10)
1. a kind of prefabricated assembled stair construction technology of combination, which is characterized in that steps are as follows:
S1: according to construction drawing, starting from template after determining the size of stair, and partition is arranged by template along template plate middle line
Bottom plate or so separation, template plate are in " S " type, template side plate are welded at left and right sides of template plate, and at template plate both ends
Template end plate to be welded, pedal is then welded on the upside of template plate, the left and right sides is fixedly connected with template side plate with partition respectively,
Ladder space of planes is formed, opens up the circular hole of coaxial line Φ 30mm on template side plate and partition, and run through with steel pipe；
S2: steel mesh is installed in the upside of ladder space of planes, steel mesh is bilayer, and is positioned with limit strip, by suspension hook
It is designed as concentric reducer, through template plate and pedal and passes through steel mesh, split bolt crosses template plate and suspension hook, circular hole pipe
Set on template plate end；
S3: after the upside installation side plate fixed beam of two side template side plates, start that it is laggard to pour completion to template casting concrete
Pedestrian's work is smooth, and is covered with multi-layer board；
S4: twisting off the split bolt in S2 after concrete formation, steel pipe extraction, and the side plate fixed beam in S3 is removed, and uses
Loop wheel machine is respectively hung out the stair in left-right template by suspension hook, is completed demoulding, is then struck suspension hook down, de- to split out, complete
The overall process made at stair.
2. a kind of prefabricated assembled stair construction technology of combination according to claim 1, which is characterized in that side described in S3
Plate fixed beam is fixed on the upside of the template side plate by one-way bolt column, and the one-way bolt column includes:
Upper head plate is set to inside the side plate fixed beam；
Upper bush is set on the downside of upper head plate；
Bottom plate is set to inside the template side plate；
Lower sleeve is set on the upside of bottom plate；
Inner sleeve is set to upper and lower sleeve inner.
3. a kind of prefabricated assembled stair construction technology of combination according to claim 1, which is characterized in that the partition with
The height of template side plate is consistent.
4. a kind of prefabricated assembled stair construction technology of combination according to claim 1, which is characterized in that described in S1
Diameter of steel tube is less than the Circularhole diameter 1-2mm on template side plate and partition.
5. a kind of prefabricated assembled stair construction technology of combination according to claim 1, which is characterized in that described in S2
It split bolt totally two, is respectively arranged on inside the template plate below the suspension hook.
6. a kind of prefabricated assembled stair construction technology of combination according to claim 1, which is characterized in that the partition,
Template side plate, template plate, template end plate are 45 steel by quenching.
7. a kind of prefabricated assembled stair construction technology of combination according to claim 1, which is characterized in that the partition,
Template side plate, template plate, template end plate inner surface are painted with the release agent being prepared by aqueous organic fluorine emulsion.
8. a kind of prefabricated assembled stair construction technology of combination according to claim 1, which is characterized in that the welding in S1
Using argon gas as protective gas, welding temperature is 700-800 DEG C, and 5-10S conveys argon gas in advance when striking, utilizes third before welding
Ketone wipes weld.
9. a kind of prefabricated assembled stair construction technology of combination according to claim 1, which is characterized in that the steel mesh
It is formed using the reinforcement fabrication of Φ 10mm.
10. a kind of prefabricated assembled stair construction technology of combination according to claim 1, which is characterized in that the steel pipe
Totally two, the suspension hook and circular hole pipe have eight respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811040677.2A CN109322485B (en) | 2018-09-06 | 2018-09-06 | Combined prefabricated assembly type stair construction process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811040677.2A CN109322485B (en) | 2018-09-06 | 2018-09-06 | Combined prefabricated assembly type stair construction process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109322485A true CN109322485A (en) | 2019-02-12 |
| CN109322485B CN109322485B (en) | 2021-03-23 |
Family
ID=65264761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811040677.2A Active CN109322485B (en) | 2018-09-06 | 2018-09-06 | Combined prefabricated assembly type stair construction process |
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| Country | Link |
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| CN (1) | CN109322485B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1664270A (en) * | 2005-04-08 | 2005-09-07 | 贵州大学 | Integrally assembling staircase and method for fabricating same |
| WO2012009748A1 (en) * | 2010-07-19 | 2012-01-26 | Francis Stewart Atkinson | Manufacturing device and method for the casting of products |
| CN202831439U (en) * | 2012-08-15 | 2013-03-27 | 杨众 | Preformed hollow slab type stair |
| CN204019700U (en) * | 2014-06-16 | 2014-12-17 | 上海拜杰实业有限公司 | Stair prefabricated components mould |
| CN204736302U (en) * | 2015-06-24 | 2015-11-04 | 中民筑友有限公司 | Stair mold's end mould and stair mold |
| CN204960180U (en) * | 2015-08-20 | 2016-01-13 | 中国建筑第七工程局有限公司 | Burst formula stair |
| CN106121145A (en) * | 2016-07-15 | 2016-11-16 | 江苏中南建筑产业集团有限责任公司 | A kind of split blade type assembling stair and preparation method thereof and assembly method |
| CN206170282U (en) * | 2016-11-08 | 2017-05-17 | 江苏金贸科技发展有限公司 | Socket type adjusts stairway width's prefabricated staircase mould |
-
2018
- 2018-09-06 CN CN201811040677.2A patent/CN109322485B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1664270A (en) * | 2005-04-08 | 2005-09-07 | 贵州大学 | Integrally assembling staircase and method for fabricating same |
| WO2012009748A1 (en) * | 2010-07-19 | 2012-01-26 | Francis Stewart Atkinson | Manufacturing device and method for the casting of products |
| CN202831439U (en) * | 2012-08-15 | 2013-03-27 | 杨众 | Preformed hollow slab type stair |
| CN204019700U (en) * | 2014-06-16 | 2014-12-17 | 上海拜杰实业有限公司 | Stair prefabricated components mould |
| CN204736302U (en) * | 2015-06-24 | 2015-11-04 | 中民筑友有限公司 | Stair mold's end mould and stair mold |
| CN204960180U (en) * | 2015-08-20 | 2016-01-13 | 中国建筑第七工程局有限公司 | Burst formula stair |
| CN106121145A (en) * | 2016-07-15 | 2016-11-16 | 江苏中南建筑产业集团有限责任公司 | A kind of split blade type assembling stair and preparation method thereof and assembly method |
| CN206170282U (en) * | 2016-11-08 | 2017-05-17 | 江苏金贸科技发展有限公司 | Socket type adjusts stairway width's prefabricated staircase mould |
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| Publication number | Publication date |
|---|---|
| CN109322485B (en) | 2021-03-23 |
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