CN102071808A - Anti-floating positioning method and structure for core mould pipe - Google Patents
Anti-floating positioning method and structure for core mould pipe Download PDFInfo
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- CN102071808A CN102071808A CN 201110006801 CN201110006801A CN102071808A CN 102071808 A CN102071808 A CN 102071808A CN 201110006801 CN201110006801 CN 201110006801 CN 201110006801 A CN201110006801 A CN 201110006801A CN 102071808 A CN102071808 A CN 102071808A
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Abstract
The invention discloses an anti-floating positioning method and a structure for a core mould pipe. The method comprises the following steps: vertically positioning the core mould pipe through a vertical positioning reinforcing steel bar; binding the two ends of the core mould pipe with a supporting pipe rack through a tightening iron wire so as to prevent the core mould pipe from floating upwards and ensure that the core mould pipe does not move in the vertical direction; horizontally positioning the core mould pipe through a horizontal positioning reinforcing steel bar welded on the vertical positioning reinforcing steel bar so as to ensure that the core mould pipe does not move in the horizontal direction; and simultaneously positioning a lower reinforcing steel bar mesh through a cushion block and a fixing iron wire so as to ensure the accurate position of the lower reinforcing steel bar mesh in the concrete and the accurate positions of the reinforcing steel bar mesh and the core mould pipe in the cast hollow floor plate. Through the invention, the molding quality of the hollow floor plate is greatly improved.
Description
Technical field
The present invention relates to a kind of core pipe anti-floating localization method and structure, belong to technical field of building construction.
Background technology
In building engineering construction, cassette ceiling obtains application more and more widely.Traditional pouring procedure is with on the muscle at the bottom of the fixing upward floor of core pipe; in the concrete vibrating process; muscle at the bottom of the floor is produced disturbance; the buoyancy of core pipe in concrete is bigger simultaneously; can raise muscle at the bottom of the plate, the thickness of end tendon protective layer is difficult to control, the core pipe is because the concrete vibration effect simultaneously; make the core pipe very easily produce the unsteady phenomenon of off normal, totally unfavorable to the moulding of cassette ceiling.
Summary of the invention
The objective of the invention is to, provide a kind of and can reliably guarantee the accurate positioning of cassette ceiling core, also can bring the core pipe anti-floating localization method and the structure of reliable guarantee, thereby overcome the deficiencies in the prior art to the Forming Quality of cassette ceiling.
Technical scheme of the present invention is achieved in that a kind of core pipe anti-floating localization method of the present invention is to operate according to the following steps:
A, propped up slab form by design height with supporting pipe support;
B, on slab form fixing lower rebar net, the distance between lower rebar net and the slab form is adjusted by cushion block;
C, lower rebar net and slab form are fixed with fixing iron wire;
D, at the fixing on the net at least two perpendicular positioning reinforcing bars of lower rebar; The perpendicular positioning reinforcing bar is arranged vertically with the core pipe that will fix; At least two support reinforcing bars of welding below the perpendicular positioning reinforcing bar, the height of support reinforcing bar is determined according to design height;
E, above the perpendicular positioning reinforcing bar weld horizontal spacer bars, the horizontal location rebar spacing is determined according to the spacing between the diameter of core pipe and two the core pipes;
F, the core pipe is placed between the horizontal location reinforcing bar;
G, with the tension iron wire core pipe two ends are fixed and are held together with supporting steel pipe;
H, carry out concrete pouring at last.
In above-mentioned core pipe anti-floating localization method, two perpendicular positioning reinforcing bars in the described D step lay respectively at apart from 1/5 place of the core length of tube of core pipe both ends of the surface.
Of the present invention a kind of core pipe anti-floating location structure of Gou Jianing comprises the core pipe according to the method described above, and bottom, core pipe two ends is provided with the perpendicular positioning reinforcing bar, and perpendicular positioning reinforcing bar bottom is provided with the support reinforcing bar, and support reinforcing bar top is provided with the horizontal location reinforcing bar.
In the aforementioned core pipe anti-floating location structure, described support reinforced bar support on slab form, and with lower rebar net welding or bind.
In the aforementioned core pipe anti-floating location structure, be provided with cushion block between described slab form and the lower rebar net, lower rebar net warp fixedly iron wire is connected with slab form.
In the aforementioned core pipe anti-floating location structure, described slab form bottom is provided with the support pipe support.
In the aforementioned core pipe anti-floating location structure, the two ends of described core pipe are provided with the tension iron wire, and the tension iron wire is connected with the support pipe support.
Owing to adopted technique scheme, the present invention to utilize the perpendicular positioning reinforcing bar that the core pipe is carried out perpendicular positioning, utilized the horizontal location reinforcing bar that is welded on the perpendicular positioning reinforcing bar that the core pipe is carried out horizontal location.Simultaneously with cushion block and fixedly iron wire the lower rebar net is positioned, support reinforcing bar on the perpendicular positioning reinforcing bar is connected with the lower rebar net, in order to prevent that concrete buoyancy from causing core pipe come-up, with the tension iron wire core pipe is held together with supporting pipe support, stop core pipe come-up.Therefore, the present invention compared with prior art, the present invention not only has the accuracy that can reliably guarantee cassette ceiling core location, the advantage that improves the Forming Quality of cassette ceiling, is easy to advantage but also have simple in structure, construction.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is a plan view from above of the present invention.
Being labeled as in the accompanying drawing: 1-supports pipe support, the 2-slab form, and 3-lower rebar net, the 4-cushion block, 5-is iron wire fixedly, 6-perpendicular positioning reinforcing bar, 7-core pipe, 8-support reinforcing bar, 9-horizontal location reinforcing bar, 10-strains iron wire, the length of L-core pipe.
The specific embodiment
The present invention is described in further detail below in conjunction with drawings and Examples, but not as the foundation that the present invention is carried out any restriction.
Embodiments of the invention: structural representation of the present invention when implementing a kind of core pipe anti-floating localization method of the present invention, is operated as depicted in figs. 1 and 2 according to the following steps:
A, propped up slab form 2 by design height with supporting pipe support 1;
B, on slab form 2 fixing lower rebar net 3, the distance between lower rebar net 3 and the slab form 2 is adjusted by cushion block 4;
C, usefulness fixedly iron wire 5 are fixing with slab form 2 with lower rebar net 3;
D, on lower rebar net 3 fixing at least two perpendicular positioning reinforcing bars 6; Perpendicular positioning reinforcing bar 6 is arranged vertically with the core pipe 7 that will fix; At least two support reinforcing bars 8 of welding below perpendicular positioning reinforcing bar 6, the height of support reinforcing bar 8 is determined according to design height;
E, above perpendicular positioning reinforcing bar 6 weld horizontal spacer bars 9, horizontal location reinforcing bar 9 spacings are determined according to the spacing between the diameter of core pipe 7 and two the core pipes 7;
F, core pipe 7 is placed between the horizontal location reinforcing bar 9;
G, with the tension iron wire 10 core pipe 7 two ends are fixed and are held together with supporting steel pipe 1;
H, carry out concrete pouring at last.
In above-mentioned core pipe anti-floating localization method, two perpendicular positioning reinforcing bars 6 in the described D step lay respectively at apart from 1/5 place of core pipe 7 length of core pipe 7 both ends of the surface.
A kind of core pipe anti-floating location structure that makes up according to method of the present invention is: this structure comprises core pipe 7, bottom, core pipe 7 two ends is provided with perpendicular positioning reinforcing bar 6, perpendicular positioning reinforcing bar 6 bottoms are provided with support reinforcing bar 8, and support reinforcing bar 8 tops are provided with horizontal location reinforcing bar 9.Support reinforcing bar 8 is supported on the slab form 2, and welds or binds with lower rebar net 3.Be provided with cushion block 4 between slab form 2 and the lower rebar net 3, lower rebar net 3 warps fixedly iron wire 5 are connected with slab form 2.Slab form 2 bottoms are provided with supports pipe support 1.The two ends of described core pipe 7 are provided with tension iron wire 10, and tension iron wire 10 is connected with support pipe support 1.
During concrete enforcement, as shown in Figure 1, perpendicular positioning reinforcing bar 6 adopt Φ 14 reinforcing bars in each district's lattice plate scope along perpendicular to the elongated welding of core pipe 7 directions, perpendicular positioning reinforcing bar 6 bottom welding support reinforcing bars 8, support reinforcing bar 8 directly is placed on the slab form 2, perpendicular positioning reinforcing bar 6 welded top have horizontal location reinforcing bar 9, and core pipe 7 is placed between the horizontal location reinforcing bar 9 on request.Perpendicular positioning reinforcing bar 6 as shown in Figure 2, being placed on apart from core pipe end face 1/5L(L is the length of core pipe) locate, each core pipe adopts two spacer barss to position, and guarantees about the core pipe is in floor, position, the left and right sides is accurate.In order to prevent that the core pipe from floating in concrete, with tension iron wire 10 core pipe two ends are fixed on the support pipe support 1, guarantee that each core pipe is non-rising.With fixedly iron wire 5 is fixing with slab form 2 with lower rebar net 3, guarantee that lower rebar net 3 does not produce displacement yet.
Claims (7)
1. core pipe anti-floating localization method, it is characterized in that: this is operated according to the following steps:
A, propped up slab form (2) by design height with supporting pipe support (1);
B, go up fixedly lower rebar net (3) at slab form (2), the distance between lower rebar net (3) and the slab form (2) is adjusted by cushion block (4);
C, usefulness fixedly iron wire (5) are fixing with lower rebar net (3) and slab form (2);
D, go up fixing at least two perpendicular positioning reinforcing bars (6) at lower rebar net (3); Perpendicular positioning reinforcing bar (6) is arranged vertically with the core pipe (7) that will fix; At perpendicular positioning reinforcing bar (6) below welding at least two support reinforcing bars (8), the height of support reinforcing bar (8) is determined according to design height;
E, at perpendicular positioning reinforcing bar (6) top weld horizontal spacer bars (9), horizontal location reinforcing bar (9) spacing is determined according to the diameter and the spacing between two core pipes (7) of core pipe (7);
F, core pipe (7) is placed between the horizontal location reinforcing bar (9);
G, with the tension iron wire (10) core pipe (7) two ends are fixed and are held together with supporting steel pipe (1);
H, carry out concrete pouring at last.
2. according to the described core pipe of claim 1 anti-floating localization method, it is characterized in that: the two perpendicular positioning reinforcing bars (6) in the described D step lay respectively at apart from 1/5 place of core pipe (7) length of core pipe (7) both ends of the surface.
3. core pipe anti-floating location structure, it is characterized in that: comprise core pipe (7), bottom, core pipe (7) two ends is provided with perpendicular positioning reinforcing bar (6), and perpendicular positioning reinforcing bar (6) bottom is provided with support reinforcing bar (8), and support reinforcing bar (8) top is provided with horizontal location reinforcing bar (9).
4. core pipe anti-floating location structure according to claim 3, it is characterized in that: described support reinforcing bar (8) is supported on the slab form (2), and welds or bind with lower rebar net (3).
5. core pipe anti-floating location structure according to claim 4 is characterized in that: be provided with cushion block (4) between described slab form (2) and the lower rebar net (3), lower rebar net (3) warp fixedly iron wire (5) is connected with slab form (2).
6. according to claim 4 or 5 described core pipe anti-floating location structures, it is characterized in that: described slab form (2) bottom is provided with supports pipe support (1).
7. core pipe anti-floating location structure according to claim 6 is characterized in that: the two ends of described core pipe (7) are provided with tension iron wire (10), and tension iron wire (10) is connected with support pipe support (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110006801A CN102071808B (en) | 2011-01-13 | 2011-01-13 | Anti-floating positioning method and structure for core mould pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110006801A CN102071808B (en) | 2011-01-13 | 2011-01-13 | Anti-floating positioning method and structure for core mould pipe |
Publications (2)
| Publication Number | Publication Date |
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| CN102071808A true CN102071808A (en) | 2011-05-25 |
| CN102071808B CN102071808B (en) | 2012-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110006801A Expired - Fee Related CN102071808B (en) | 2011-01-13 | 2011-01-13 | Anti-floating positioning method and structure for core mould pipe |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102352690A (en) * | 2011-07-29 | 2012-02-15 | 中国二十二冶集团有限公司 | Construction method of anti-floating locating system of cast-in-place concrete hollow floorslab steel tube |
| CN102409788A (en) * | 2011-08-19 | 2012-04-11 | 北京建工博海建设有限公司 | Phase change material (PCM) cast-in-place reinforced concrete large-size sandwiched floor and construction method thereof |
| CN102912914A (en) * | 2012-11-22 | 2013-02-06 | 北京城建建设工程有限公司 | Theater type building seat ventilation hole cambered arrangement hollow inclined plate and construction method thereof |
| CN103243849A (en) * | 2013-05-07 | 2013-08-14 | 中国十七冶集团有限公司 | Method for mounting embedded interior forms of cast-in-place hollow floor |
| CN103821150A (en) * | 2014-03-03 | 2014-05-28 | 山东电力建设第二工程公司 | Construction device for reverse channel formwork |
| CN104060828A (en) * | 2014-03-24 | 2014-09-24 | 中建四局第一建筑工程有限公司 | Anti-floating construction technology and pouring mould structure of gypsum cavity mould boxes |
| CN104139451A (en) * | 2014-08-15 | 2014-11-12 | 中石化胜利建设工程有限公司 | Concrete core slab prefabricated internal mold, assembling frame and assembling method |
| CN106836597A (en) * | 2017-03-21 | 2017-06-13 | 中国航空规划设计研究总院有限公司 | A kind of cassette ceiling core fixing device and its construction method |
| CN111535369A (en) * | 2020-05-28 | 2020-08-14 | 中冶天工集团有限公司 | Anti-floating fixer for blind pipe and anti-floating construction process using same |
| CN111794447A (en) * | 2020-06-19 | 2020-10-20 | 中国十七冶集团有限公司 | Anti-floating component for fixed steel bar protective layer and construction method and disassembly method thereof |
| CN113513156A (en) * | 2021-04-27 | 2021-10-19 | 山东恒信建业集团有限公司 | Beam-penetrating sleeve structure and mounting method |
| CN115075556A (en) * | 2022-06-30 | 2022-09-20 | 中冶天工集团有限公司 | Positioning device of metal core mold and using method |
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| US4799348A (en) * | 1984-06-19 | 1989-01-24 | Max Brami | Method and equipment for making a rigid slab enabling to carry a building |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102352690A (en) * | 2011-07-29 | 2012-02-15 | 中国二十二冶集团有限公司 | Construction method of anti-floating locating system of cast-in-place concrete hollow floorslab steel tube |
| CN102409788A (en) * | 2011-08-19 | 2012-04-11 | 北京建工博海建设有限公司 | Phase change material (PCM) cast-in-place reinforced concrete large-size sandwiched floor and construction method thereof |
| CN102912914A (en) * | 2012-11-22 | 2013-02-06 | 北京城建建设工程有限公司 | Theater type building seat ventilation hole cambered arrangement hollow inclined plate and construction method thereof |
| CN103243849A (en) * | 2013-05-07 | 2013-08-14 | 中国十七冶集团有限公司 | Method for mounting embedded interior forms of cast-in-place hollow floor |
| CN103821150B (en) * | 2014-03-03 | 2016-01-20 | 山东电力建设第二工程公司 | The anti-formwork construction device of raceway groove |
| CN103821150A (en) * | 2014-03-03 | 2014-05-28 | 山东电力建设第二工程公司 | Construction device for reverse channel formwork |
| CN104060828A (en) * | 2014-03-24 | 2014-09-24 | 中建四局第一建筑工程有限公司 | Anti-floating construction technology and pouring mould structure of gypsum cavity mould boxes |
| CN104139451A (en) * | 2014-08-15 | 2014-11-12 | 中石化胜利建设工程有限公司 | Concrete core slab prefabricated internal mold, assembling frame and assembling method |
| CN106836597A (en) * | 2017-03-21 | 2017-06-13 | 中国航空规划设计研究总院有限公司 | A kind of cassette ceiling core fixing device and its construction method |
| CN106836597B (en) * | 2017-03-21 | 2019-02-26 | 中国航空规划设计研究总院有限公司 | A kind of fixed device of cassette ceiling core model and its construction method |
| CN111535369A (en) * | 2020-05-28 | 2020-08-14 | 中冶天工集团有限公司 | Anti-floating fixer for blind pipe and anti-floating construction process using same |
| CN111794447A (en) * | 2020-06-19 | 2020-10-20 | 中国十七冶集团有限公司 | Anti-floating component for fixed steel bar protective layer and construction method and disassembly method thereof |
| CN113513156A (en) * | 2021-04-27 | 2021-10-19 | 山东恒信建业集团有限公司 | Beam-penetrating sleeve structure and mounting method |
| CN115075556A (en) * | 2022-06-30 | 2022-09-20 | 中冶天工集团有限公司 | Positioning device of metal core mold and using method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102071808B (en) | 2012-09-26 |
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Granted publication date: 20120926 Termination date: 20170113 |