CN102877643B - Pillar plastic formwork construction method for buildings - Google Patents
Pillar plastic formwork construction method for buildings Download PDFInfo
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- CN102877643B CN102877643B CN201210400897.8A CN201210400897A CN102877643B CN 102877643 B CN102877643 B CN 102877643B CN 201210400897 A CN201210400897 A CN 201210400897A CN 102877643 B CN102877643 B CN 102877643B
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- plastic
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- formwork
- formworks
- plastic formwork
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Abstract
The invention discloses a pillar plastic formwork construction method for buildings. The method comprises the following steps of: (1) arranging two plastic pillar external corner formworks at each external corner part in four external corners of a square pillar body bound with reinforcing steel bars in a mutually vertical corner butt joint way, and utilizing profiled clips to connect assembling holes on ribs of the two plastic pillar external corner formworks in a clip connection way; (2) adopting the profiled clips to connect a pillar side formwork between the two plastic pillar external corner formworks located on the same side wall; (3) connecting a plurality of formwork back ridges arranged on plastic formworks on the periphery of the square pillar body along a horizontal direction at intervals; and (4) pouring concrete on the square pillar body. Due to the adoption of the method, the installation efficiency of the formwork is improved, the bearing capacity for the assembled and formed pillar plastic formwork when the pillar body is high in a vertical direction is high, the deformation is not easy to occur, the stability performances are good, the formworks are pieced closely, the safety and the reliability are achieved, and a pillar face can completely achieve an effect of bare concrete.
Description
Technical field
The present invention relates to a kind of plastic formwork construction method, particularly relate to a kind of build post vertical height higher time the construction method of post plastic formwork.
Background technology
Construction formwork is a kind of temporary structure, and it makes by designing requirement, concrete structure, component is shaped by the position specified, physical dimension, keeps its tram, and bears construction formwork deadweight and effect load thereon.And construction formwork is the important tool of concrete structure engineering construction.Expert points out, in Cast-in-situ Concrete Structural Engineering, form work engineering generally accounts for 20% ~ 30% of concrete structure engineering cost, accounts for 30% ~ 40% of the engineering amount of labour used, accounts for about 50% of the duration.Mould plate technique directly affects the quality of engineering construction, cost and benefit, and therefore it is the important content promoting China's Building technology progress.In construction formwork, plastic formwork is a kind of New Type Architecture Mode, can replace traditional steel form, wooden form, the lumps of wood completely.Repeatedly can have enough to meet the need use, energy-conserving and environment-protective.
The patent of having authorized is learnt by retrieval:
1 application number is that the Chinese patent of CN200520109825.3 discloses " plastic formwork ", comprises panel and connected lateral frame board, perpendicular rib and cross rib.Described lateral frame board, perpendicular rib and cross rib are the plastic shaped material of PP, and described lateral frame board is positioned at the periphery of panel, and its cross section is inequilateral right angle type, and its long limit has installation connecting hole, and outside has two projections.This two projection forms groove with the outer end on long limit respectively, has been bumped into sponge strip or rubber strip in a groove.The external angle formwork that this patent is not suitable for frame column place is installed.
2 application numbers are that the Chinese patent of CN200820099371.X discloses " building plastic formwork ", a kind of building plastic formwork disclosed in the utility model, relate to the construction formwork in building materials technology field, this building plastic formwork comprises base plate, the frame of base plate surrounding, waling inside base plate, the flat formwork that cross reinforcing inside base plate is formed, column template, external angle formwork, assistant reinforcement muscle is also provided with inside base plate, described assistant reinforcement muscle is positioned at frame and waling, cross reinforcing intersects in the lattice of composition, described assistant reinforcement muscle is "+" shape, "×" shape, rhombus, one or more in M shape, joint place between described waling and cross reinforcing, waling, the joint place of cross reinforcing and frame, be equipped with hard point.
3 application numbers are that the Chinese patent of CN201020105245.8 discloses " a kind of hollow plastic formwork ", the utility model discloses a kind of hollow plastic formwork, comprise stencil body, are hollow hole in described stencil body; Described hollow hole is square cuboid; Described hollow hole is circular cylinder.
4 application numbers are that the Chinese patent of CN200810232803.4 discloses " external corner plastic formwork for building ", the invention discloses a kind of external corner plastic formwork for building, its key is: template each portion plastic material becomes to be integrated, the work plane of panel is external corner, horizontal bar and perpendicular muscle, angle muscle is provided with at the back side of panel, the surrounding of panel is provided with frame, and frame is made up of upper side frame, lower frame, longitudinal frame, and upper side frame is parallel with lower frame.Auxiliary bar is provided with in the sash that horizontal bar at the back side of panel and perpendicular muscle are formed.
5 application numbers are that the Chinese patent of CN200810232801.5 discloses " internal corner plastic formwork for building ", the invention discloses a kind of internal corner plastic formwork for building, its key is: template each portion plastic material becomes to be integrated, the work plane of panel is inner corner trim, horizontal bar and perpendicular muscle, angle muscle is provided with at the back side of panel, the surrounding of panel is provided with frame, and frame is made up of upper side frame, lower frame, longitudinal frame, and upper side frame is parallel with lower frame.
6 application numbers are that the Chinese patent of CN200820100162.2 discloses " internal corner plastic formwork for building ", the utility model discloses a kind of internal corner plastic formwork for building, its key is: template each portion plastic material becomes to be integrated, the work plane of panel is inner corner trim, horizontal bar and perpendicular muscle, angle muscle is provided with at the back side of panel, the surrounding of panel is provided with frame, and frame is made up of upper side frame, lower frame, longitudinal frame, and upper side frame is parallel with lower frame.Auxiliary bar is provided with in the sash that horizontal bar at the back side of panel and perpendicular muscle are formed.
7 application numbers are that the Chinese patent of CN200810232802.X discloses " cylindrical plastic formwork for building " and the invention discloses a kind of cylindrical plastic formwork for building, its key is: panel is circular arc, the right centering angle of panel is less than or equal to 180 °, horizontal bar and perpendicular muscle is provided with at the back side of panel, the surrounding of panel is provided with frame, frame is made up of upper side frame, lower frame, left frame, left frame, upper side frame is parallel with lower frame, on the left side frame is provided with the positioning strip of evagination, and frame is provided with the locating slot of indent on the right.
8 application numbers are that the Chinese patent of CN200810232805.3 discloses " plastic formwork for regular polygon column for building " and the invention discloses a kind of plastic formwork for regular polygon column for building, its key is: several pieces of panel composition regular polygons, perpendicular muscle and horizontal bar is provided with at the back side of panel, frame is provided with in the surrounding of panel, frame is made up of upper side frame, lower frame, left frame, left frame, upper side frame is parallel with lower frame, on the left side frame is provided with the positioning strip of evagination, and frame is provided with the locating slot of indent on the right.
9 application numbers are that the Chinese patent of CN200820100158.6 discloses " plastic formwork for regular polygon column for building " and the utility model discloses a kind of plastic formwork for regular polygon column for building, its key is: several pieces of panel composition regular polygons, perpendicular muscle and horizontal bar is provided with at the back side of panel, frame is provided with in the surrounding of panel, frame is made up of upper side frame, lower frame, left frame, left frame, upper side frame is parallel with lower frame, on the left side frame is provided with the positioning strip of evagination, and frame is provided with the locating slot of indent on the right.
Although 1st ~ 9 patents have a series of advantage, but can not solve cylinder vertical higher time, assembled shaping after post plastic formwork concreting time template bearing capacity and stability is low, yielding, concrete surface is not bright and clean, the not easily series of problems such as the demoulding.
10 application numbers are that the Chinese patent of CN200410091151.9 discloses " plastic form for construction engineering pouring structural pile ", a kind of plastic formwork that can apply to construction work pouring structure post framework.It is linked in sequence is formed by L-square, adjustment plate, and carry out fastening to L-square, adjustment plate by whole-body bolt in template, makes the angle of template framework, levelness and verticality remain constant.Unclamp bolt and after taking off, module can be pulled down by the rapping point on rapping adjustable plate, L-square.Spillage phenomenon is easily caused in this patent adjustable plate end lobes position and junction, L-square end face concave part.Entire body fastening bolt needs fastening one by one, and workload is large.
11 application numbers are that the Chinese patent of CN201120032065.6 discloses " a kind of steel framework plastic formwork structure being applicable to concrete prefabricated element ", a kind of steel framework plastic formwork structure being applicable to concrete prefabricated element, comprise plastic front board, middle part cross rib, support, side cross rib and perpendicular rib, described middle part cross rib and timbering material are steel plate, described side cross rib and perpendicular timber material are channel-section steel, middle part cross rib and Bracket setting are on plastic front board, middle part cross rib and support are that cross is arranged, described perpendicular rib is arranged in support, described side cross rib is arranged on the two ends up and down of support, described plastic front board is connected by fixture with between support.
12 application numbers are that the Chinese patent of CN200820062253.1 discloses " engineering plastic form ", a kind of engineering plastic form, enterprise's head or tongue and groove is respectively equipped with in the relative both sides of template, another both sides have multiple elongated hole or blind hole in a template, have every pole between elongated hole or blind hole, in enterprise's head or tongue and groove or elongated hole or blind hole place, connector is housed.Connector can according to different purposes be designed to various ways as: the one or both sides of connector are provided with the plug that can coordinate with elongated hole or blind hole; Connector is angle mould, and angle mould two ends are mutually vertical, and angle mould two ends are respectively equipped with the forms such as enterprise's head of coordinating with template or tongue and groove.
Although 11st ~ 12 patents have a series of advantage, but can not solve cylinder vertical higher time, assembled shaping after post plastic formwork concreting time template bearing capacity and stability is low, yielding, concrete surface is not bright and clean, the not easily series of problems such as the demoulding.
Summary of the invention
The object of the invention is to the deficiency overcoming prior art, there is provided a kind of intensity high, use light post plastic formwork, the construction method of the building post plastic formwork that post plastic formwork bearing capacity is high and not yielding, stability good, cylinder can reach the effect of clear-water concrete completely.
A kind of construction method of building post plastic formwork of the present invention, it comprises the following steps:
(1) each the external corner place in four external corners of the square column cylinder of the complete reinforcing bar of colligation is that orthogonal Corner butt joint installs two pieces of plastic column external angle formworks, adopts special-shaped card that the spelling hole that the rib limit of described two pieces of plastic column external angle formworks is opened is linked connection;
(2) between two pieces of plastic column external angle formworks of same sidewall, special-shaped card joint pin cheek board is adopted;
(3) on the plastic formwork of square column cylinder surrounding, interval connects multiple template back arris arranged in the horizontal direction;
(4) square column column body concrete is built.
The beneficial effect of employing the inventive method is: post plastic formwork is lightweight, intensity is high, it is light to use, and special-shaped card attended operation is simple, and specification many spellings mould rate is high, the easy demoulding of any surface finish, can make model sheetinstallat efficiency improve, a form removal convenient power-saving, easy to clean, thus reduction of erection time.And due to plastic formwork prop up, form removal is light, can make constructing operation and carry safe and reliable, almost exempt using iron nail, institute thinks that constructor provides effective safety guarantee.Especially to cylinder vertical higher time assembled shaping after post plastic formwork bearing capacity high and not yielding, stability good, formwork edge joint is tight, safe and reliable, cylinder can reach the effect of clear-water concrete completely.
Accompanying drawing explanation
Fig. 1 is the construction and installation schematic diagram adopting a kind of post plastic formwork construction method for building of the present invention;
Fig. 2 is special-shaped card node schematic diagram in Fig. 1.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
A kind of construction method of building post plastic formwork of the present invention as shown in drawings, it comprises the following steps: (1) each external corner place in four external corners of the square column cylinder of the complete reinforcing bar of colligation is that orthogonal Corner butt joint installs two pieces of plastic column external angle formworks 1, adopt special-shaped card 2 to be linked in the spelling hole that the rib limit of described two pieces of plastic column external angle formworks 1 is opened connecting is that described special-shaped card 2 two is inserted in the spelling hole, rib limit of orthogonal two plastic column external angle formworks respectively, described special-shaped card can be buied in market, its function is the securing member of spelling template, (2) between two pieces of plastic column external angle formworks 1 of same sidewall, special-shaped card 2 joint pin cheek board 3 is adopted, (3) on the plastic formwork of square column cylinder surrounding, interval connects multiple template back arris 5 arranged in the horizontal direction.Preferred template back arris 5 is the two-way template back arris be made up of grooved mouth back cord upwards and the downward back cord of grooved mouth, blocks between two back cords of each two-way template back arris with clamp 6.Advantage is the assembled of the plastic formwork being convenient to cylinder surrounding, and the plastic formwork improving cylinder surrounding assembled shaping after bearing capacity and also not yielding, stability good, formwork edge joint is tight, safe and reliable.(4) square column column body concrete is built.
Embodiment 1
(1) each the external corner place in four external corners of the square column cylinder of the complete reinforcing bar of colligation is that orthogonal Corner butt joint installs two pieces of plastic column external angle formworks 1, and adopting special-shaped card 2 to be linked in the spelling hole that the rib limit of described two pieces of plastic column external angle formworks 1 is opened and connecing is that described special-shaped card 2 two is inserted in the spelling hole, rib limit of orthogonal two plastic column external angle formworks respectively; (2) between two pieces of plastic column external angle formworks 1 of same sidewall, special-shaped card 2 joint pin cheek board 3 is adopted; (3) on the plastic formwork of square column cylinder surrounding, interval connects multiple template back arris 5 arranged in the horizontal direction, template back arris 5 is the two-way template back arris be made up of grooved mouth back cord upwards and the downward back cord of grooved mouth, blocks between two back cords of each two-way template back arris with clamp 6.(4) square column column body concrete is built.
Lightweight through onsite application post plastic formwork, intensity is high, it is light to use, special-shaped card attended operation is simple, and specification many spellings mould rate is high, the easy demoulding of any surface finish, and model sheetinstallat efficiency improves, a form removal convenient power-saving, easy to clean, thus reduction of erection time.And due to plastic formwork prop up, form removal is light, can make constructing operation and carry safe and reliable, almost exempt using iron nail, institute thinks that constructor provides effective safety guarantee.Especially to cylinder vertical higher time assembled shaping after post plastic formwork bearing capacity high and not yielding, stability good, formwork edge joint is tight, safe and reliable, cylinder can reach the effect of clear-water concrete completely.
Claims (2)
1. build a construction method for post plastic formwork, it is characterized in that it comprises the following steps:
(1) each the external corner place in four external corners of the square column cylinder of the complete reinforcing bar of colligation is that orthogonal Corner butt joint installs two pieces of plastic column external angle formworks, adopts special-shaped card that the spelling hole that the rib limit of described two pieces of plastic column external angle formworks is opened is linked connection;
(2) between two pieces of plastic column external angle formworks of the same side wall, special-shaped card joint pin cheek board is being adopted;
(3) on the plastic formwork of square column cylinder surrounding, interval connects multiple template back arris arranged in the horizontal direction;
(4) square column column body concrete is built.
2. the construction method of building post plastic formwork according to claim 1, it is characterized in that: described template back arris is the two-way template back arris be made up of grooved mouth back cord upwards and the downward back cord of grooved mouth, blocks between two back cords of each two-way template back arris with clamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210400897.8A CN102877643B (en) | 2012-10-19 | 2012-10-19 | Pillar plastic formwork construction method for buildings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210400897.8A CN102877643B (en) | 2012-10-19 | 2012-10-19 | Pillar plastic formwork construction method for buildings |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102877643A CN102877643A (en) | 2013-01-16 |
| CN102877643B true CN102877643B (en) | 2015-07-15 |
Family
ID=47479141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210400897.8A Expired - Fee Related CN102877643B (en) | 2012-10-19 | 2012-10-19 | Pillar plastic formwork construction method for buildings |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102877643B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104790659B (en) * | 2015-04-15 | 2016-09-21 | 中国建筑第二工程局有限公司 | The flexible hardened system of concrete column template and the construction method of concrete column |
| US10975585B2 (en) | 2018-10-15 | 2021-04-13 | Peri Formwork Systems, Inc. | Connection assembly for formwork |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3945601A (en) * | 1973-03-23 | 1976-03-23 | Rowley Edward C | Knock-down reusable column form |
| EP0890690A1 (en) * | 1997-07-09 | 1999-01-13 | Ferreira Rebelo, Antonio Joaquim | Extensible plastic pillar formwork |
| CN201943347U (en) * | 2011-02-23 | 2011-08-24 | 陕西建工集团第五建筑工程有限公司 | Mounting structure for plastic formwork of frame column |
| CN102220807A (en) * | 2011-03-29 | 2011-10-19 | 惠玉清 | Supporting framework member used in frame construction beam construction of building, supporting framework and construction method using supporting framework |
| CN202064633U (en) * | 2011-03-29 | 2011-12-07 | 中国三冶集团有限公司第一建筑工程公司 | Template installing device at concrete frame column connecting position |
| CN202248864U (en) * | 2011-08-12 | 2012-05-30 | 浙江嘉仁模具有限公司 | Exposed corner template of building template |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05156804A (en) * | 1991-12-02 | 1993-06-22 | Kajima Corp | Independent columnar formwork assembling method |
-
2012
- 2012-10-19 CN CN201210400897.8A patent/CN102877643B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3945601A (en) * | 1973-03-23 | 1976-03-23 | Rowley Edward C | Knock-down reusable column form |
| EP0890690A1 (en) * | 1997-07-09 | 1999-01-13 | Ferreira Rebelo, Antonio Joaquim | Extensible plastic pillar formwork |
| CN201943347U (en) * | 2011-02-23 | 2011-08-24 | 陕西建工集团第五建筑工程有限公司 | Mounting structure for plastic formwork of frame column |
| CN102220807A (en) * | 2011-03-29 | 2011-10-19 | 惠玉清 | Supporting framework member used in frame construction beam construction of building, supporting framework and construction method using supporting framework |
| CN202064633U (en) * | 2011-03-29 | 2011-12-07 | 中国三冶集团有限公司第一建筑工程公司 | Template installing device at concrete frame column connecting position |
| CN202248864U (en) * | 2011-08-12 | 2012-05-30 | 浙江嘉仁模具有限公司 | Exposed corner template of building template |
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| CN102877643A (en) | 2013-01-16 |
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Granted publication date: 20150715 Termination date: 20161019 |
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