CN202787974U - Closed framework structure used for stair construction - Google Patents

Closed framework structure used for stair construction Download PDF

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Publication number
CN202787974U
CN202787974U CN 201220490702 CN201220490702U CN202787974U CN 202787974 U CN202787974 U CN 202787974U CN 201220490702 CN201220490702 CN 201220490702 CN 201220490702 U CN201220490702 U CN 201220490702U CN 202787974 U CN202787974 U CN 202787974U
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CN
China
Prior art keywords
template
surface layer
stair
bottom template
construction
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.)
Expired - Fee Related
Application number
CN 201220490702
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Chinese (zh)
Inventor
王四久
王荣涛
曹巍
罗利刚
张超
梁思龙
雷君武
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Construction Eighth Engineering Division Co Ltd
Original Assignee
China Construction Eighth Engineering Division Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by China Construction Eighth Engineering Division Co Ltd filed Critical China Construction Eighth Engineering Division Co Ltd
Priority to CN 201220490702 priority Critical patent/CN202787974U/en
Application granted granted Critical
Publication of CN202787974U publication Critical patent/CN202787974U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a closed framework structure used for stair construction which comprises a bottom template, a surface template and two side templates. One end of the bottom template is arranged on the lower floorslab and the other end of the bottom template is arranged on the upper floorslab. The side templates are arranged on the two sides of the bottom template. The surface template is arranged on the side templates. The bottom template is connected with the surface template through a pair of screws. The closed framework structure used for stair construction is characterized in that the integral rigidity of the stair framework system is enhanced, the overflow of the coagulation during placing is avoided, workforce of the materials and cleaning is reduced, workforce for smearing is reduced, the construction speed is improved, the effect of the construction of the cast-in-place is guaranteed, the construction cost of the decoration of stairs is reduced, time for decoration of stairs is reduced, and therefore provides reference for general building construction engineering.

Description

The closed formwork erecting structure that is used for the stair construction
Technical field
The utility model relates to a kind of the realm of building construction, refers in particular to a kind of closed formwork erecting structure for the stair construction.
Background technology
In the stair work progress, at first need to set up the stair formwork erecting system, and then carry out the concreting of stair, the stair formwork erecting system plays the effect of supporting with typing in whole stair casting process.Common buildings engineering cast-in-situ concrete staircase structure formwork erection adopts Traditional Wood veneer mold method, and stair step face is not sealed, and positive utilization of marking time hung the mould reinforcing.Adopt and traditional frequently utilize about the stair because of the constructor when hanging the modeling method construction, easily cause stair step bearing place gluten to be sunk because trampling, mark time hang mould because of collided become flexible unstable, the staircase structure of the cast-in-place moulding surface layer appearance effect of marking time is not ideal enough, the body structure surface out-of-flatness is marked time and is hung the mould one side mould that rises easily, beats the cutter cost when both having increased in the future the staircase structure finishing, affect simultaneously the duration progress, even might cause because playing cutter the potential safety hazard of staircase structure.
Summary of the invention
For solving the problems of the technologies described above, the utility model proposes a kind of closed formwork erecting structure about wood plywood, can satisfy it for cast-in-situ concrete staircase structure molded appearance effect, avoid stair later stage finishing is produced adverse influence.
Formwork erecting structure of the present utility model, described formwork erecting structure comprises a bottom template, a surface layer template and two side templates, one end of described bottom template is set up on lower floor's floor, the other end is set up on the floor of upper strata, described side template is fixedly arranged on respectively the both sides of described bottom template, described surface layer template erection is on described side template, and described bottom template and surface layer template are fastening by Screw arbor with nut at both-ends.
Be respectively equipped with the two steel pipes of plural number on described surface layer template and the described bottom template as main joist.
Described surface layer template and described side template are respectively equipped with plural flitch as secondary joist.
Offer plural steam vent on the described surface layer template.
The utility model makes it have following beneficial effect owing to adopt above technical scheme:
According to designing requirement wood plywood is cut into the surface layer template, an end of having offered the bottom template of preformed hole is set up on the floor of upper strata, the other end is set up on the bottom floor, at the both sides of the bottom template vertical direction side template that nails respectively, flitch is fixed on the side template as secondary joist, and the reinforcing bar that colligation is good is as on the bottom template, interlaced vertical formwork and horizontal shuttering are installed as the surface layer template above on the side template, begin to install from first vertical formwork of stair end opening first during installation, first cross form is installed again, so analogize, until last vertical formwork is parallel with the upper floor panel edges.Then shuttering supporting is reinforced, flitch is fixed on each vertical formwork, boring is offered in the preformed hole position of corresponding bottom template on horizontal shuttering, the employing Screw arbor with nut at both-ends inserts in preformed hole and the boring after finishing, placing two steel pipes as main joist above the surface layer template with below the bottom template, Screw arbor with nut at both-ends is in the middle of two steel pipes, and adopts nut that Screw arbor with nut at both-ends is locked as clamping.Concreting at last from the upper strata floor to stair template, concrete vibrating is closely knit.Assurance cast-in-place concrete structure construction quality effect finally reduces stair decoration construction cost and shortens the stair finishing duration, for general building engineering provides reference and reference.
Description of drawings
Fig. 1 is the floor map of the closed formwork erecting structure of the utility model;
Fig. 2 is the elevational schematic view of the closed formwork erecting structure of the utility model;
Fig. 3 is the workflow diagram of the closed formwork erecting structure of the utility model.
The specific embodiment
For the benefit of to the further understanding of closed formwork erecting structure of the present utility model, describe below in conjunction with drawings and Examples.
Cooperate Fig. 1 and shown in Figure 2, closed formwork erecting structure of the present utility model, it comprises a bottom template 1, one surface layer template 2 and two side templates 3, offer plural preformed hole (not shown) on the bottom template 1, and one end 11 is set up on lower floor's floor, the other end 12 is set up on the floor of upper strata, two side templates 3 are fixedly arranged on respectively the both sides of bottom template 1, surface layer template 2 comprises that plural piece intermeshes the vertical formwork 21 that connects with horizontal shuttering 22 and is set up on the side template 3,21 sizes of each horizontal shuttering 22 and each vertical formwork equate separately, offer plural steam vent 221 on the horizontal shuttering 22, the surface layer of avoiding marking time can't be discharged because of bubble in the concrete and be affected appearance effect, be installed with respectively plural flitch 4 on this vertical formwork 21 and the side template 3, surface layer template 2 is fastening by Screw arbor with nut at both-ends 5 with bottom template 1.
Again in conjunction with shown in Figure 3, determine plagioclase and the width of stair wood plywood to be cut into surface layer template 2 according to designing requirement.The end that at first will offer the bottom template 1 of preformed hole is set up on the floor of upper strata 12, the other end 11 is set up on the bottom floor, preformed hole is arranged equably along bottom template 1 plagioclase direction, then at the both sides of the bottom template 1 vertical direction side template 3 that nails respectively, flitch 4 is fixed on the side template 3 as secondary joist, and the reinforcing bar that colligation is good is as on the bottom template 1, interlaced vertical formwork 21 and horizontal shuttering 22 are installed as surface layer template 2 above on the side template 3, begin to install from first vertical formwork 21 of stair end opening first during installation, first horizontal shuttering 22 is installed again, so analogize, until last vertical formwork 21 is parallel with the upper floor panel edges, tentatively fix with iron nail during installation, guarantee that surface layer template 2 can arbitrarily not swing.
Then shuttering supporting is reinforced, flitch 4 is fixed on each vertical formwork 21, surface layer template 2 is reinforced.Boring is offered in the preformed hole position of corresponding bottom template 1 on horizontal shuttering 22, employing Screw arbor with nut at both-ends 5 inserts in preformed hole and the boring after finishing, placing two steel pipes 6 as main joist above the surface layer template 2 with below the bottom template 1, Screw arbor with nut at both-ends is in the middle of two steel pipes, and adopt nut 7 that Screw arbor with nut at both-ends 5 is clamped locking, bottom template 1 and surface layer template 2 have been realized fastening effect.
After integral reinforcing is finished, horizontal shuttering 22 is offered plural steam vent 221, steam vent 221 positions avoid overlapping with flitch 4.Concreting at last from the upper strata floor to stair template, should guarantee that each vibrating time of marking time meets code requirement from first is marked time, concrete vibrating is closely knit, and the bubble in the concrete can be discharged from the steam vent 221 of horizontal shuttering 22, therefore can not cause the mass defects such as honeycomb hole.
Closed formwork erecting structure for stair constructions of the present utility model has strengthened the integral rigidity of stair template system, and concrete is excessive when having prevented from building, and saves material and cleaning recruitment, need not artificial raft and smears levelling, improves speed of application.Assurance cast-in-place concrete structure construction quality effect finally reduces stair decoration construction cost and shortens the stair finishing duration, for general building engineering provides reference and reference.

Claims (4)

1. one kind is used for the closed formwork erecting structure that stair are constructed, it is characterized in that: described formwork erecting structure comprises a bottom template, a surface layer template and two side templates, one end of bottom template is set up on lower floor's floor, the other end is set up on the floor of upper strata, described side template is vertically located in respectively the both sides of described bottom template, described surface layer template erection is on described side template, and described bottom template and surface layer template are fastening by Screw arbor with nut at both-ends.
2. formwork erecting structure according to claim 1 is characterized in that: be respectively equipped with the two steel pipes of plural number on described surface layer template and the described bottom template as main joist.
3. formwork erecting structure according to claim 2, it is characterized in that: described surface layer template and described side template are respectively equipped with plural flitch as secondary joist.
4. formwork erecting structure according to claim 1 is characterized in that: offer plural steam vent on the described surface layer template.
CN 201220490702 2012-09-24 2012-09-24 Closed framework structure used for stair construction Expired - Fee Related CN202787974U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220490702 CN202787974U (en) 2012-09-24 2012-09-24 Closed framework structure used for stair construction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220490702 CN202787974U (en) 2012-09-24 2012-09-24 Closed framework structure used for stair construction

Publications (1)

Publication Number Publication Date
CN202787974U true CN202787974U (en) 2013-03-13

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CN 201220490702 Expired - Fee Related CN202787974U (en) 2012-09-24 2012-09-24 Closed framework structure used for stair construction

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CN (1) CN202787974U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103821361A (en) * 2014-03-03 2014-05-28 永升建设集团有限公司 Improved construction method for casting staircase studding formwork by grading
CN105155846A (en) * 2015-09-15 2015-12-16 成都市第四建筑工程公司 Construction method for arc-shaped reinforced concrete stand
CN106088588A (en) * 2016-08-05 2016-11-09 中国建筑第七工程局有限公司 A kind of cast-in-situ stair is closed formwork erecting structure and pours in down a chimney the construction of concrete
CN107283606A (en) * 2017-08-22 2017-10-24 程丹松 Stair pour mould and stair
CN111173273A (en) * 2019-12-31 2020-05-19 中航建筑工程有限公司 Closed stair formwork structure and construction method thereof

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103821361A (en) * 2014-03-03 2014-05-28 永升建设集团有限公司 Improved construction method for casting staircase studding formwork by grading
CN105155846A (en) * 2015-09-15 2015-12-16 成都市第四建筑工程公司 Construction method for arc-shaped reinforced concrete stand
CN106088588A (en) * 2016-08-05 2016-11-09 中国建筑第七工程局有限公司 A kind of cast-in-situ stair is closed formwork erecting structure and pours in down a chimney the construction of concrete
CN107283606A (en) * 2017-08-22 2017-10-24 程丹松 Stair pour mould and stair
CN111173273A (en) * 2019-12-31 2020-05-19 中航建筑工程有限公司 Closed stair formwork structure and construction method thereof

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Legal Events

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C14 Grant of patent or utility model
GR01 Patent grant
C53 Correction of patent for invention or patent application
CB03 Change of inventor or designer information

Inventor after: Lei Junwu

Inventor after: Wang Sijiu

Inventor after: Wang Rongtao

Inventor after: Cao Wei

Inventor after: Luo Ligang

Inventor after: Zhang Chao

Inventor after: Liang Silong

Inventor before: Wang Sijiu

Inventor before: Wang Rongtao

Inventor before: Cao Wei

Inventor before: Luo Ligang

Inventor before: Zhang Chao

Inventor before: Liang Silong

Inventor before: Lei Junwu

COR Change of bibliographic data

Free format text: CORRECT: INVENTOR; FROM: WANG SIJIU WANG RONGTAO CAO WEI LUO LIGANG ZHANG CHAO LIANG SILONG LEI JUNWU TO: LEI JUNWU WANG SIJIU WANG RONGTAO CAO WEI LUO LIGANG ZHANG CHAO LIANG SILONG

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130313

Termination date: 20180924

CF01 Termination of patent right due to non-payment of annual fee