CN103556825A - Construction method for reserved pipe sleeve in concrete of structural layers of high-rise building - Google Patents
Construction method for reserved pipe sleeve in concrete of structural layers of high-rise building Download PDFInfo
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- CN103556825A CN103556825A CN201310567845.4A CN201310567845A CN103556825A CN 103556825 A CN103556825 A CN 103556825A CN 201310567845 A CN201310567845 A CN 201310567845A CN 103556825 A CN103556825 A CN 103556825A
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Abstract
The invention discloses a construction method for a reserved pipe sleeve in concrete of the structural layers of a high-rise building. The construction method comprises the following steps: (1) determining the central point of the first layer sleeve; (2) projecting the central point of above layer sleeve; (3) determining the mounting position of the sleeve; (4) mounting the sleeve; (5) mounting the sleeve behind the second layer sleeve. The construction method provided by the invention has the advantages as follows: (1) the operability is strong, the construction method is simple and easy, large input is not required, technical difficulties are low, and requirements of pre-buried forming at one time can be met; (2) the construction method is compared with the secondary hole expanding method and the secondary mould hanging method, time, material and labors are saved; (3) the construction method is adopted for pre-burying a drain pipe sleeve, the sleeve can be pre-buried successfully at one time, the phenomenon that the sleeve can not be mounted because the sleeve is not on a vertical line does not appear, the phenomena of time waste, labor waste and material waste during secondary mould hanging method are avoided, and effects are remarkable; (4) the characteristic of meeting the construction requirements of environmental protection and energy conservation is more obvious, and the application prospect is wider.
Description
Technical field
The job practices that the present invention relates to preserved pipeline sleeve pipe in a kind of high building structure layer concrete, belongs to technical field of building construction.
Background technology
Development along with builing industry, the building of the large scale of construction and highrise building are more and more, the amount of casing tube reserved pre-burying is also increasing, job practices is in the past the beam according to every layer, it is reserved that post center line carries out sleeve pipe, fixedly employing iron wire and the iron nail of sleeve pipe are fixed, accumulation and sleeve pipe touched displacement in reinforcing bar binding and concrete casting process due to deck Accumulated deviation, cause sleeve pipe hole can not guarantee on same vertical line, the installation of sleeve pipe is all first carry out hole reserved, when installing, pipeline need to carry out again reaming correction, secondary hangs mould, lost labor not only, also waste concrete and template, therefore sleeve pipe Preembedded in concrete not only saves time, saving of labor, also save material, meet environmental protection construction requirement.
Summary of the invention
Goal of the invention: the object of the invention is to for the deficiencies in the prior art, the job practices of preserved pipeline sleeve pipe in a kind of high building structure layer concrete is provided, guarantee that some layers of rear sleeve center line are all on a vertical line, in concreting process, be not shifted with reinforcing bar binding process middle sleeve, pipeline does not need sleeve pipe to be revised while installing again, and meets the requirement that pipeline is installed verticality simultaneously.
Technical scheme: the job practices of preserved pipeline sleeve pipe in a kind of high building structure layer concrete of the present invention, comprises the steps:
(1) central point of first floor sleeve pipe is determined: the position of first floor sleeve pipe central point is determined according to the center line of pillar and beam;
(2) projection of last layer sleeve pipe central point: after last layer formwork erection, the central point of following one deck sleeve pipe is basic point, by the vertical cultellation instrument of infrared laser, is projected to this point in upper former;
(3) determining of sleeve pipe installation site: wear template with nail from incident point nail, obtain the central point of sleeve pipe, the central point definite according to nail, draws cross hairs, determines 4 control points of sleeve outer wall on cross hairs, then exits nail;
(4) installation of sleeve pipe: drill the hole of nail with auger, then penetrate Screw arbor with nut at both-ends, screw rod upper end is inserted in sleeve pipe, pressing plate and pad successively, and tighten with nut at two ends, and sleeve pipe is fixed in upper former;
(5) the later sleeve pipe of the second layer is installed: because lower one deck sleeve pipe central point is bored a hole by Screw arbor with nut at both-ends, cannot cultellation, therefore adopt cover tube hub cultellation mould, described cultellation mould adopts galvanized sheet iron to make, its diameter equates with the internal diameter of sleeve pipe, the center of circle of upper surface is sleeve pipe central point, on its upper surface, be fixed with cultellation die horizontal is fixed on to the handle in the sleeve pipe of having reserved, this mould is fixed in the sleeve pipe of having reserved, then repeating step (2) to (5) carries out the fixed installation of last layer sleeve pipe successively.
Further improve technique scheme, in described step (3), can be perpendicular to template for guaranteeing that iron nail hammers into nail in process, at nail, be set with movable wood piece outward, described movable wooden unit endoporus is perpendicular to its upper and lower surface, while wearing template with nail nail, described movable wooden unit is adjacent to template, and iron nail is vertically hammered into.
On the vertical cultellation instrument of described infrared laser, be provided with levelling device, make laser plumbing instrument with the function of automatic horizontal.
In described step (4), before sleeve pipe is installed, should check the verticality of sleeve pipe itself, avoid sleeve pipe crooked.
In work progress, every 3 layers, utilize the hole that split bolt stays and hang vertical line the position of sleeve pipe central point is checked, revised.
The present invention adopts from first floor sleeve pipe central point and by infrared laser cultellation instrument, this center position is vertically thrown to last layer mould and pulled, obtain the central point of last layer sleeve pipe, and two central points, on a vertical line, by that analogy, guarantee that some layers of rear sleeve center line are all on a vertical line; The fixedly employing Screw arbor with nut at both-ends of sleeve pipe is fixed, and guarantees not to be shifted with reinforcing bar binding process middle sleeve in concreting process, and having guaranteed when pipeline is installed does not need sleeve pipe to be revised again, and meets the requirement that pipeline is installed verticality simultaneously.
Compared with prior art, its beneficial effect is in the present invention: (1) is workable, simple, does not need a large amount of inputs, and technical difficulty is not high, can reach the requirement of a Preembedded of sleeve pipe; (2) with adopt second reaming, hang modeling method and compare, time and labour saving material-saving, according to 2 workmans, within one day, complete the repairing hole, hang mould of 10 sleeve pipes, concrete plugging calculation, two labour costs are 240 yuan, each overlaps effective template, concrete by 3 yuan of calculating cost of materials, and each sleeve pipe can be reduced expenses 27 yuan; (3) water supply and sewerage pipeline sleeve pipe pre-embedding adopts this engineering method, and sleeve pipe pre-embedding is success once, there is no appearance due to the phenomenon that sleeve pipe does not cause pipeline to install on a vertical line, has avoided secondary to hang the situation that mould is time-consuming, take a lot of work, take material, and effect is remarkable; (4) meet the feature of environmental protection and energy saving construction requirement more obvious, application prospect is more extensive.
Accompanying drawing explanation
Fig. 1 is the central point cultellation schematic diagram of upper and lower interlayer sleeve pipe.
Fig. 2 is that iron nail is worn template schematic diagram from incident point nail.
Fig. 3 is sleeve pipe installation site fixed point schematic diagram.
Fig. 4 is sleeve pipe scheme of installation.
Cultellation mould schematic diagram centered by Fig. 5.
In figure: 1, lower first floor plate, 2, lower one deck sleeve pipe central point, 3, projection vertical line, 4, last layer sleeve pipe central point, 5, last layer template, 6, scaffold, 7, iron nail, 8, movable wooden unit, 9, sleeve outer wall control point, 10, Screw arbor with nut at both-ends, 11, sleeve pipe, 12, pressing plate, 13, nut, 14, pad, 15, cultellation mould, 16, handle.
The specific embodiment
Below technical solution of the present invention is elaborated, but protection scope of the present invention is not limited to described embodiment.
embodiment 1:in high building structure layer concrete, a job practices for preserved pipeline sleeve pipe, comprises the steps:
(1) central point of first floor sleeve pipe is determined: the position of first floor sleeve pipe central point is determined according to the center line of pillar and beam.
(2) projection of last layer sleeve pipe central point: after last layer formwork erection, the central point of following one deck sleeve pipe is basic point, by the vertical cultellation instrument of infrared laser, is projected to this point in upper former, as shown in Figure 1.
(3) determining of sleeve pipe installation site: as shown in Figure 2, with No. 10 iron nails, from incident point nail, wear template, obtain the central point of sleeve pipe, can be perpendicular to template for guaranteeing that iron nail hammers into nail in process, at iron nail, be set with the movable wooden unit that thickness is 1.8cm outward, described movable wooden unit endoporus is perpendicular to its upper and lower surface, while wearing template with nail nail, described movable wooden unit is adjacent to template, and iron nail is vertically hammered into, then, the central point definite according to iron nail, draws cross hairs, determines 4 control points of sleeve outer wall on cross hairs, as Fig. 3, then exit iron nail;
(4) installation of sleeve pipe: drill the hole of nail with power drill (drill bit of φ 12), then penetrate φ 10 Screw arbor with nut at both-ends, screw rod upper end is inserted in sleeve pipe, pressing plate and pad successively, and tighten with nut at two ends, sleeve pipe is fixed in upper former, as Fig. 4; Nut must be tightened, and prevents that sleeve pipe from being touched askew hitting tiltedly in reinforcing bar binding or concreting process, and carries out process tracking inspection.
(5) the later sleeve pipe of the second layer is installed: because the sleeve pipe central point that first floor is later is bored a hole by Screw arbor with nut at both-ends, cannot cultellation, therefore adopt cover tube hub cultellation mould, as Fig. 5, described cultellation mould adopts the galvanized sheet iron that 1.2mm is thick to make, its diameter equates with the internal diameter of sleeve pipe, the center of circle of upper surface is sleeve pipe central point, on its upper surface, be fixed with cultellation die horizontal is fixed on to the round steel handle in the sleeve pipe of having reserved, this mould is fixed in the sleeve pipe of having reserved, then repeating step (2) to (5) carries out the fixed installation of last layer sleeve pipe successively.
Wherein: on the vertical cultellation instrument of described infrared laser, be provided with levelling device, make laser plumbing instrument with the function of automatic horizontal, the error of laser vertical cultellation instrument is≤1.5mm/3m to meet pipeline installation requirement.
In described step (4), before sleeve pipe is installed, should check the verticality of sleeve pipe itself, avoid sleeve pipe crooked.
In work progress, every 3 layers of hole that utilizes split bolt to stay, hang vertical line the position of sleeve pipe central point is checked, revised; Meanwhile, setting up of close fit civil engineering steel pipe scaffold, requires its steel pipe not stop cover tube hub vertical line.
As mentioned above, although represented and explained the present invention with reference to specific preferred embodiment, it shall not be construed as the restriction to the present invention self.Not departing under the spirit and scope of the present invention prerequisite of claims definition, can make in the form and details various variations to it.
Claims (5)
1. a job practices for preserved pipeline sleeve pipe in high building structure layer concrete, is characterized in that, comprises the steps:
(1) central point of first floor sleeve pipe is determined: the position of first floor sleeve pipe central point is determined according to the center line of pillar and beam;
(2) projection of last layer sleeve pipe central point: after last layer formwork erection, the central point of following one deck sleeve pipe is basic point, by the vertical cultellation instrument of infrared laser, is projected to this point in upper former;
(3) determining of sleeve pipe installation site: wear template with nail from incident point nail, obtain the central point of sleeve pipe, the central point definite according to nail, draws cross hairs, determines 4 control points of sleeve outer wall on cross hairs, then exits nail;
(4) installation of sleeve pipe: drill the hole of nail with auger, then penetrate Screw arbor with nut at both-ends, screw rod upper end is inserted in sleeve pipe, pressing plate and pad successively, and tighten with nut at two ends, and sleeve pipe is fixed in upper former;
(5) the later sleeve pipe of the second layer is installed: because lower one deck sleeve pipe central point is bored a hole by Screw arbor with nut at both-ends, cannot cultellation, therefore adopt cover tube hub cultellation mould, described cultellation mould adopts galvanized sheet iron to make, its diameter equates with the internal diameter of sleeve pipe, the center of circle of upper surface is sleeve pipe central point, on its upper surface, be fixed with cultellation die horizontal is fixed on to the handle in the sleeve pipe of having reserved, this mould is fixed in the sleeve pipe of having reserved, then repeating step (2) to (5) carries out the fixed installation of last layer sleeve pipe successively.
2. the job practices of preserved pipeline sleeve pipe in a kind of high building structure layer concrete according to claim 1, it is characterized in that, in described step (3), can be perpendicular to template for guaranteeing that iron nail hammers into nail in process, at nail, be set with movable wood piece outward, described movable wooden unit endoporus is perpendicular to its upper and lower surface, while wearing template with nail nail, described movable wooden unit is adjacent to template, and iron nail is vertically hammered into.
3. the job practices of preserved pipeline sleeve pipe in a kind of high building structure layer concrete according to claim 1, is characterized in that, on the vertical cultellation instrument of described infrared laser, is provided with levelling device.
4. the job practices of preserved pipeline sleeve pipe in a kind of high building structure layer concrete according to claim 1, is characterized in that, should check the verticality of sleeve pipe itself in described step (4) before sleeve pipe is installed, and avoids sleeve pipe crooked.
5. the job practices of preserved pipeline sleeve pipe in a kind of high building structure layer concrete according to claim 1, it is characterized in that, in work progress, every 3 layers of hole that utilizes split bolt to stay, hang vertical line the position of sleeve pipe central point is checked, revised.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310567845.4A CN103556825B (en) | 2013-11-14 | 2013-11-14 | The construction method of preserved pipeline sleeve pipe in a kind of high building structure layer concrete |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310567845.4A CN103556825B (en) | 2013-11-14 | 2013-11-14 | The construction method of preserved pipeline sleeve pipe in a kind of high building structure layer concrete |
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| CN103556825A true CN103556825A (en) | 2014-02-05 |
| CN103556825B CN103556825B (en) | 2016-06-22 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106121231A (en) * | 2016-06-21 | 2016-11-16 | 中天建设集团有限公司天津分公司 | A kind of skyscraper interts cross construction method |
| CN106468075A (en) * | 2015-08-18 | 2017-03-01 | 五冶集团上海有限公司 | A kind of toilet pipe sleeve fixing meanss |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102127968A (en) * | 2011-01-17 | 2011-07-20 | 湖南省第五工程有限公司 | Method for grouting floor slab bushing hole reservation preembedding die and grouting die |
| CN203238941U (en) * | 2013-05-12 | 2013-10-16 | 中国十七冶集团有限公司 | Typified form supporting system device used in wall column concrete secondary connection processing |
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2013
- 2013-11-14 CN CN201310567845.4A patent/CN103556825B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102127968A (en) * | 2011-01-17 | 2011-07-20 | 湖南省第五工程有限公司 | Method for grouting floor slab bushing hole reservation preembedding die and grouting die |
| CN203238941U (en) * | 2013-05-12 | 2013-10-16 | 中国十七冶集团有限公司 | Typified form supporting system device used in wall column concrete secondary connection processing |
Non-Patent Citations (3)
| Title |
|---|
| 张涛: "浅谈城市高层建筑给排水套管预埋", 《民营科技》 * |
| 王相禹: "红外线定位预埋套管法", 《建筑工人》 * |
| 陈超脱等: "浅谈楼板一次性预埋套管的安装工序", 《企业家天地（理论版）》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106468075A (en) * | 2015-08-18 | 2017-03-01 | 五冶集团上海有限公司 | A kind of toilet pipe sleeve fixing meanss |
| CN106121231A (en) * | 2016-06-21 | 2016-11-16 | 中天建设集团有限公司天津分公司 | A kind of skyscraper interts cross construction method |
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| Publication number | Publication date |
|---|---|
| CN103556825B (en) | 2016-06-22 |
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