CN103590600A - Prefabricated column formwork and application method thereof - Google Patents
Prefabricated column formwork and application method thereof Download PDFInfo
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- CN103590600A CN103590600A CN201310609398.4A CN201310609398A CN103590600A CN 103590600 A CN103590600 A CN 103590600A CN 201310609398 A CN201310609398 A CN 201310609398A CN 103590600 A CN103590600 A CN 103590600A
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- post mould
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- column formwork
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Abstract
The invention discloses a prefabricated column formwork and an application method thereof. The prefabricated column formwork and the application method thereof mainly solve the problems that currently a column formwork needs to be assembled and disassembled on site, and the phenomenon of formwork expansion occurs easily. The prefabricated column formwork comprises a column formwork body, opposite-pull fixing holes, exposed reinforcing steel bars, disassembling and assembling hoisting point components and hoisting bolts, wherein the cross section of the column formwork body is in a right-angle U shape, the column formwork body is of an integrated structure, the opposite-pull fixing holes are formed in the two opposite edges of the column formwork body, correspond to each other and are used for enabling split bolts to be mounted, the exposed reinforcing steel bars are arranged on the column formwork body and are used for being connected with a cast-in-situ column, the disassembling and assembling hoisting point components are arranged on the right-angle U-shape bottom edge of the column formwork body, and the hoisting bolts are arranged on the two opposite edges of the column formwork body and correspond to each other. According to the prefabricated column formwork and the application method thereof, the column formwork body is designed to be of an integrated prefabricated concrete structure, the prefabricate column formwork makes contact with a prefabricated outer wall, and thus construction quality is ensured on the smoothness and mounting accuracy. Meanwhile, the cast-in-situ column is located in the prefabricated column formwork of the concrete structure, and thus the problem that the size of the appearance of the column cannot be controlled to the millimeter level through a traditional formwork and a wooden formwork of the cast-in-situ column, and formwork expansion occurs easily are solved effectively.
Description
Technical field
The invention belongs to construction engineering technical field, specifically, relate to a kind of prefabricated post mould and application process thereof.
Background technology
In recent years, industrialization of construction industry has obtained the support energetically of country, and each province and city put into effect the every preferential property of industrialization of construction industry and incentive policy in succession, the enterprise of expectation development industrialization of construction industry like rain after spring bamboo.Under tradition Construction Mode, need to adopt wooden form or steel form, add the support of self precast beam, precast plate, make support system complicated, post mould arises at the historic moment for this reason.The support system of post mould template is relatively less, and the outward appearance of post mould has easily ornamentally, also can be used as vertical structure, and traditional Construction Mode formed striking contrast, has also brought huge social benefit and considerable economic benefit simultaneously.
Yet in prior art, post mould all adopts the form that consists of hollow cylindrical structure several piece column template, column template is separated at ordinary times, and during use, on-the-spot installation, after being used to complete, then by form removable, wastes time and energy.And post mould is in when application, precast facade splices with cast-in-place post, because traditional punching block and the wooden model of cast-in-place notes can not control to grade by the apparent size of post, and easily occurs the problems such as mould that rise, and then, greatly had influence on workmanship.
Summary of the invention
The object of the invention is to overcome above-mentioned defect, provide a kind of simple in structure, with low cost, realize prefabricated post mould easily.
To achieve these goals, the present invention adopts technical scheme as follows:
A kind of prefabricated post mould, comprise the post mould main body that cross section is " recessed " font and is structure as a whole, be arranged on two relative edges of this post mould main body upper and mutually corresponding for install split bolt to drawing fixing hole, be arranged in post mould main body for connecting the exposed steel bar of cast-in-place post, be arranged on the dismounting suspension centre member on post mould main body " recessed " font base, and be arranged on two relative edges of post mould main body and mutual corresponding lifting bolt.
Further, described post mould main body is made by concrete, and mix proportion is cement: sand: stone: water: high efficiency water reducing agent=1:2.43:3.80:0.51:0.8%.
Specifically, described exposed steel bar comprises main muscle and the horizontal reinforcement being arranged in three of post mould main bodys; Wherein, main flaccidity of tendon and muscle is to vertical setting, and horizontal reinforcement transverse horizontal arranges.
Further, described dismounting suspension centre member is the lifting reinforcing bar being arranged in post mould main body, and this lifting reinforcing bar in the shape of a spiral.
In order better to realize the present invention, in the lower end of three of post mould main bodys, also along post mould main body, be axially arranged with mounting groove, and be provided with capillary penetrating drainage band in this groove.
On the relative side of post mould main body, also offer guiding gutter, and this guiding gutter (8) is two-way slope guiding gutter.
The application process of prefabricated post mould: prefabricated post mould is transported to behind job site and precast facade splicing, and then in prefabricated post mould " recessed " font cast-in-place post, after cast-in-place completing, prefabricated post mould connects as one structure with cast-in-place post.
Compared with prior art, beneficial effect of the present invention is:
(1) the present invention is integral type precast concrete by post mould body design, prefabricated post mould contacts and has guaranteed construction quality from planarization and installation accuracy with precast facade, simultaneously, cast-in-place notes are positioned at the prefabricated post mould of concrete structure, effectively solve the traditional punching block of cast-in-place notes and wooden model and the apparent size of post can not have been controlled to grade, and easily occurred the problems such as mould that rise.
(2) in the present invention, mix proportion is cement: sand: stone: water: high efficiency water reducing agent=1:2.43:3.80:0.51:0.8%, the compressive strength of concrete component, dry, anti-permeability performance etc., all can meet the technical requirements of post mould.
(3) the present invention adopts the concrete prefabricated column mould of integral structure to replace in prior art, by some column templates, formed the form of hollow cylindrical structure, complete after construction, prefabricated post mould and cast-in-place post connect as one structure, disassemble and assemble work without scene installation and after having constructed, not only save cost, and saved a large amount of manpowers, shortened the duration.
Accompanying drawing explanation
Fig. 1 is schematic cross-section of the present invention.
Fig. 2 is arrangement of reinforcement schematic diagram of the present invention.
Fig. 3 is A face schematic diagram in Fig. 2.
Fig. 4 is B face schematic diagram in Fig. 2.
Fig. 5 is C face schematic diagram in Fig. 2.
Wherein, the corresponding title of Reference numeral: 1-post mould main body, 2-is to drawing fixing hole, 3-dismounting suspension centre member, 4-lifts bolt, the main muscle of 5-, 6-horizontal reinforcement, 7-capillary penetrating drainage band, 8-guiding gutter.
The specific embodiment
Below in conjunction with accompanying drawing, the invention will be further described.Embodiments of the present invention include but not limited to the following example.
Embodiment
As shown in Fig. 1 to 5, the present embodiment provides a kind of prefabricated post mould, this prefabricated post mould has replaced in prior art, by some column templates, formed the post modular form of hollow cylindrical structure, and then post mould is designed to integral structure, the disassemble and assemble work without scene installation and after having constructed, has not only saved cost, and saved a large amount of manpowers, shortened the duration.
In order to make those skilled in the art have and understand more clearly and be familiar with the present invention, be described in detail below:
Prefabricated post mould comprises the post mould main body 1 that cross section is " recessed " font and is structure as a whole, be arranged on this post mould main body 1 relative edge upper and mutually corresponding for install split bolt to drawing fixing hole 2, be arranged in post mould main body 1 for connecting the exposed steel bar of cast-in-place post, be arranged on the dismounting suspension centre member 3 on post mould main body 1 " recessed " font base, and be arranged on 1 two relative edges of post mould main body and mutual corresponding lifting bolt 4.At the construction field (site), by drawing fixing hole that split bolt is installed, improve post mould intensity.
Wherein, post mould main body 1 is made by concrete, and mix proportion is cement: sand: stone: water: high efficiency water reducing agent=1:2.43:3.80:0.51:0.8%.
Cement: P.O42.5R, high victory cement plant produces.
Sand: 30% Ming River river sand+70% Machine-made Sand; Leshan, the sand place of production, river Ming River, fineness modulus Mx=0.6 ~ 1.30, mud content is 0.5%; Machine-made Sand is manufactured sand, fineness modulus 2.8-3.1, and content of stone powder is less than 5%.
Stone: 5 ~ 20mm rubble, place of production Jiajiang, crush values is, 6.4%, mud content is 0.3%.
Water: tap water.
High efficiency water reducing agent: FPS type water reducing agent (pulvis), volume 1%, water-reducing rate is 20.
Compression strength value after standard curing: 3d is 26.9MPa, and 7d is 31.3MPa, and 28d is 40.5MPa.According to this match ratio, carried out the industrial experimentation of a period of time, obtained satisfied effect, the compressive strength average 3d of concrete test block is 21.4MPa, and 7d is 26.3MPa, and 28d is 38.2MPa.Concrete other performance, as dry, anti-permeability performance etc., all can meet the technical requirements of post mould.
In the present embodiment, exposed steel bar comprises main muscle 5 and the horizontal reinforcement 6 being arranged in 1 three of post mould main bodys; Wherein, main muscle 5 is vertical setting longitudinally, horizontal reinforcement 6 transverse horizontal settings.Main muscle is mainly used in the gravity load of bolster stake mould main body, and horizontal reinforcement is used for avoiding when lifting, and the whole fracture of prefabricated post mould waits the problems such as structural damage.
In order better to realize the present embodiment, dismounting suspension centre member 3 is for being arranged on the lifting reinforcing bar in post mould main body 1, and this lifting reinforcing bar in the shape of a spiral.Spiral helicine lifting reinforcing bar is in when lifting, then carries out full weld with long muscle and be connected, thereby can effectively avoid the generation when lifting of prefabricated post mould to come off.
Because post mould is exposed in air, and be connected with exterior wall cladding, waterproof problem is very important, therefore, the present embodiment is also axially arranged with mounting groove along post mould main body 1 in the lower end of 1 three of post mould main bodys, and in this groove, be provided with capillary penetrating drainage band 7, and by this capillary penetrating drainage band, water is drained into ground from post mould.
In addition, the present embodiment also also offers guiding gutter 8 on the relative side of post mould main body 1, usually, tradition guiding gutter is unidirectional ramp structure, and water guide flows to as single direction, and this design easily causes ponding, in order to overcome this technical barrier, in the present embodiment, guiding gutter is two-way slope guiding gutter, and water can be derived from the two ends of this guiding gutter respectively, has effectively avoided guiding gutter ponding.
Application process of the present invention: prefabricated post mould is transported to behind job site and precast facade splicing, and then in prefabricated post mould " recessed " font cast-in-place post, after cast-in-place completing, prefabricated post mould connects as one structure with cast-in-place post.Prefabricated post mould contacts and has guaranteed construction quality from planarization and installation accuracy with precast facade, simultaneously, cast-in-place notes are positioned at the prefabricated post mould of concrete structure, effectively solve the traditional punching block of cast-in-place notes and wooden model and the apparent size of post can not have been controlled to grade, and easily occurred the problems such as mould that rise.
According to above-described embodiment, just can realize well the present invention.What deserves to be explained is; under prerequisite based on above-mentioned design principle; for solving same technical problem; even if some that make on architecture basics disclosed in this invention are without substantial change or polishing; the essence of the technical scheme adopting is still the same with the present invention, therefore it also should be in protection scope of the present invention.
Claims (7)
1. a prefabricated post mould, it is characterized in that, comprise the post mould main body (1) that cross section is " recessed " font and is structure as a whole, be arranged on (1) two relative edge of this post mould main body upper and mutually corresponding for install split bolt to drawing fixing hole (2), be arranged on post mould main body (1) upper for connecting the exposed steel bar of cast-in-place post, be arranged on the dismounting suspension centre member (3) on post mould main body (1) " recessed " font base, and be arranged on (1) two relative edge of post mould main body and mutual corresponding lifting bolt (4).
2. a kind of prefabricated post mould according to claim 1, is characterized in that, described post mould main body (1) is made by concrete, and mix proportion is cement: sand: stone: water: high efficiency water reducing agent=1:2.43:3.80:0.51:0.8%.
3. a kind of prefabricated post mould according to claim 2, is characterized in that, described exposed steel bar comprises main muscle (5) and the horizontal reinforcement (6) being arranged in (1) three of post mould main body; Wherein, main muscle (5) is vertical setting longitudinally, horizontal reinforcement (6) transverse horizontal setting.
4. a kind of prefabricated post mould according to claim 3, is characterized in that, described dismounting suspension centre member (3) is for being arranged on the lifting reinforcing bar in post mould main body (1), and this lifting reinforcing bar in the shape of a spiral.
5. a kind of prefabricated post mould according to claim 4, is characterized in that, in the lower end of (1) three of post mould main body, also along post mould main body (1), is axially arranged with mounting groove, and in this groove, is provided with capillary penetrating drainage band (7).
6. a kind of prefabricated post mould according to claim 4, is characterized in that, also offers guiding gutter (8) on the relative side of post mould main body (1), and this guiding gutter (8) is two-way slope guiding gutter.
7. the application process of a kind of prefabricated post mould as described in claim 1 to 6 any one, it is characterized in that, after being transported to job site, prefabricated post mould splices with precast facade, and then in prefabricated post mould " recessed " font cast-in-place post, after cast-in-place completing, prefabricated post mould connects as one structure with cast-in-place post.
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| CN201310609398.4A CN103590600B (en) | 2013-11-27 | 2013-11-27 | A kind of prefabricated post mould and application process thereof |
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| CN201310609398.4A CN103590600B (en) | 2013-11-27 | 2013-11-27 | A kind of prefabricated post mould and application process thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105019601A (en) * | 2015-08-04 | 2015-11-04 | 万保金 | Stay-in-place precast concrete heat-preservation frame column mould |
| CN107700837A (en) * | 2017-09-28 | 2018-02-16 | 思南县广兴环保建材有限公司 | A kind of post mould fastener folder and its application method |
| CN107700838A (en) * | 2017-09-28 | 2018-02-16 | 思南县广兴环保建材有限公司 | A kind of post die clamper and its application method |
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| JP4279339B1 (en) * | 2008-04-21 | 2009-06-17 | 株式會社 村上工務店 | Column formwork unit, horizontal fastening frame for column formwork unit, and cast-in-place reinforced concrete pillar construction method |
| CN101487312A (en) * | 2008-01-17 | 2009-07-22 | 邱则有 | Cast-in-situ concrete hollow slab |
| CN201296993Y (en) * | 2008-11-07 | 2009-08-26 | 歌山建设集团有限公司 | Multi-purpose concave precast slab |
| CN101761174A (en) * | 2009-12-28 | 2010-06-30 | 张吉华 | Prefabricated interior thermal insulation wall body with integrated pillar, beam and wall |
| CN202969710U (en) * | 2012-12-19 | 2013-06-05 | 王睿敏 | Tenon-riveting-type rainproof outer wallboard |
| CN203583874U (en) * | 2013-11-27 | 2014-05-07 | 四川华构住宅工业有限公司 | Prefabricated column mould |
-
2013
- 2013-11-27 CN CN201310609398.4A patent/CN103590600B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101487312A (en) * | 2008-01-17 | 2009-07-22 | 邱则有 | Cast-in-situ concrete hollow slab |
| JP4279339B1 (en) * | 2008-04-21 | 2009-06-17 | 株式會社 村上工務店 | Column formwork unit, horizontal fastening frame for column formwork unit, and cast-in-place reinforced concrete pillar construction method |
| CN201296993Y (en) * | 2008-11-07 | 2009-08-26 | 歌山建设集团有限公司 | Multi-purpose concave precast slab |
| CN101761174A (en) * | 2009-12-28 | 2010-06-30 | 张吉华 | Prefabricated interior thermal insulation wall body with integrated pillar, beam and wall |
| CN202969710U (en) * | 2012-12-19 | 2013-06-05 | 王睿敏 | Tenon-riveting-type rainproof outer wallboard |
| CN203583874U (en) * | 2013-11-27 | 2014-05-07 | 四川华构住宅工业有限公司 | Prefabricated column mould |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105019601A (en) * | 2015-08-04 | 2015-11-04 | 万保金 | Stay-in-place precast concrete heat-preservation frame column mould |
| CN107700837A (en) * | 2017-09-28 | 2018-02-16 | 思南县广兴环保建材有限公司 | A kind of post mould fastener folder and its application method |
| CN107700838A (en) * | 2017-09-28 | 2018-02-16 | 思南县广兴环保建材有限公司 | A kind of post die clamper and its application method |
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| CN103590600B (en) | 2016-05-25 |
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