CN103556825B - The construction method of preserved pipeline sleeve pipe in a kind of high building structure layer concrete - Google Patents
The construction method of preserved pipeline sleeve pipe in a kind of high building structure layer concrete Download PDFInfo
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- CN103556825B CN103556825B CN201310567845.4A CN201310567845A CN103556825B CN 103556825 B CN103556825 B CN 103556825B CN 201310567845 A CN201310567845 A CN 201310567845A CN 103556825 B CN103556825 B CN 103556825B
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Abstract
In a kind of high building structure layer concrete of disclosure, the construction method of preserved pipeline sleeve pipe, comprises the steps: that the central point of (1) ground floor sleeve pipe is determined；(2) projection of last layer cannula center point；(3) determination of sleeve pipe installation site；(4) installation of sleeve pipe；(5) sleeve pipe that the second layer is later is installed。The present invention (1) is workable, simple, it is not necessary to put in a large number, and technical difficulty is not high, it is possible to reach the requirement of Preembedded of sleeve pipe；(2) compared with adopting second reaming, hanging mould method, time and labour saving material-saving；(3) water supply and sewerage pipeline sleeve pipe pre-embedding adopts this engineering method, and sleeve pipe pre-embedding is success once, it does not have the phenomenon not causing pipeline to install due to sleeve pipe on a vertical line occur, it is to avoid secondary hangs that mould is time-consuming, the situation of material of taking a lot of work, take, and effect is notable；(4) feature meeting environmental protection and energy saving construction requirement becomes apparent from, and application prospect is more extensive。
Description
Technical field
The present invention relates to the construction method of preserved pipeline sleeve pipe in a kind of high building structure layer concrete, belong to technical field of building construction。
Background technology
Development along with building industry, the building of the big scale of construction and skyscraper get more and more, the amount of casing tube reserved pre-burying is also increasing, construction method in the past is the beam according to every layer, post centrage carries out sleeve pipe and reserves, the fixing employing iron wire of sleeve pipe and iron nail are fixed, accumulation and sleeve pipe touched displacement in reinforcing bar binding and concrete placings process due to structure sheaf Accumulated deviation, cause sleeve pipe hole it cannot be guaranteed that on same vertical line, the installation of sleeve pipe is all first carry out reserving of hole, need to carry out again reaming correction when Pipe installing, secondary hangs mould, not only lost labor, 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: present invention aims to the deficiencies in the prior art, the construction method of preserved pipeline sleeve pipe in a kind of high building structure layer concrete is provided, ensure that some layers of rear sleeve centrage are all on a vertical line, concreting process is not shifted by with reinforcing bar binding process middle sleeve, again sleeve pipe need not be modified during Pipe installing, meet the requirement of Pipe installing perpendicularity simultaneously。
Technical scheme: the construction method 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 ground floor sleeve pipe is determined: the position of ground floor cannula center point is determined according to the centrage of pillar and beam；
(2) projection of last layer cannula center point: after last layer formwork erection, with the central point of next layer of sleeve pipe for basic point, by the vertical cultellation instrument of infrared laser, is projected to this point in upper former；
(3) determination of sleeve pipe installation site: wear template with nail from incident point nail, obtain the central point of sleeve pipe, according to the central point that nail is determined, draw cross hairs, determine 4 control point of sleeve outer wall on cross hairs, be then log out nail；
(4) installation of sleeve pipe: drill the hole of nail with boring machine, then penetrates Screw arbor with nut at both-ends, and screw rod upper end is inserted in sleeve pipe, pressing plate and pad successively, and two ends nut is tightened, and is fixed in upper former by sleeve pipe；
(5) sleeve pipe that the second layer is later is installed: owing to next layer of cannula center point is bored a hole by Screw arbor with nut at both-ends, cannot cultellation, therefore adopt cannula center cultellation mould, described cultellation mould adopts galvanized iron sheet to make, its diameter is equal with the internal diameter of sleeve pipe, the center of circle of upper surface and cannula center point, its upper surface is fixed with cultellation die horizontal is fixed on the handle in the sleeve pipe reserved, this mould is fixed in the sleeve pipe reserved, then repeats step (2) and be sequentially carried out the fixed installation of last layer sleeve pipe to (5)。
Improve technique scheme further, in described step (3), for ensureing that iron nail hammers into nail in process and can be perpendicular to template, movable wood block it is set with outside nail, described movable wooden unit endoporus is perpendicular to its upper and lower surface, when wearing template with nail nail, described movable wooden unit is adjacent to template, makes iron nail vertically hammer into。
The vertical cultellation instrument of described infrared laser is provided with levelling device, makes laser plumbing instrument with the function of automatic horizontal。
Described step (4) should check before sleeve pipe is installed the perpendicularity of sleeve pipe itself, it is to avoid sleeve pipe is crooked。
In work progress, every 3 layers of hole utilizing split bolt to stay with hang the vertical line position to cannula center point and check, revise。
The present invention is adopted this center position vertically to be thrown to last layer mould by iraser cultellation instrument from ground floor cannula center point and pulls, obtain the central point of last layer sleeve pipe, and two central points are on a vertical line, by that analogy, it is ensured that some layers of rear sleeve centrage are all on a vertical line；The fixing employing Screw arbor with nut at both-ends of sleeve pipe is fixed, it is ensured that be not shifted by with reinforcing bar binding process middle sleeve in concreting process, it is ensured that sleeve pipe need not be modified during Pipe installing again, meet the requirement of Pipe installing perpendicularity simultaneously。
Compared with prior art, it provides the benefit that the present invention: (1) is workable, simple, it is not necessary to put in a large number, and technical difficulty is not high, it is possible to reach the requirement of Preembedded of sleeve pipe；(2) compared with adopting second reaming, hanging mould method, time and labour saving material-saving, repairing hole, hanging mould, concrete plugging calculation of 10 sleeve pipes within one day, is completed according to 2 workmans, two labour costs are 240 yuan, 3 yuan of calculating pressed by the effective template of each set of fee of material, concrete, and each sleeve pipe can save expense 27 yuan；(3) water supply and sewerage pipeline sleeve pipe pre-embedding adopts this engineering method, and sleeve pipe pre-embedding is success once, it does not have the phenomenon not causing pipeline to install due to sleeve pipe on a vertical line occur, it is to avoid secondary hangs that mould is time-consuming, the situation of material of taking a lot of work, take, and effect is notable；(4) feature meeting environmental protection and energy saving construction requirement becomes apparent from, and 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 wears 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, next layer of cannula center point, 3, projection vertical line, 4, last layer cannula center 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。
Detailed description of the invention
Below technical solution of the present invention is described in detail, but protection scope of the present invention is not limited to described embodiment。
Embodiment 1:In a kind of high building structure layer concrete, the construction method of preserved pipeline sleeve pipe, comprises the steps:
(1) central point of ground floor sleeve pipe is determined: the position of ground floor cannula center point is determined according to the centrage of pillar and beam。
(2) projection of last layer cannula center point: after last layer formwork erection, with the central point of next layer of sleeve pipe for basic point, by the vertical cultellation instrument of infrared laser, is projected in upper former by this point, as shown in Figure 1。
(3) determination of sleeve pipe installation site: as shown in Figure 2, template is worn from incident point nail with No. 10 iron nails, obtain the central point of sleeve pipe, for ensureing that iron nail hammers into nail in process and can be perpendicular to template, the movable wooden unit that thickness is 1.8cm it is set with outside iron nail, described movable wooden unit endoporus is perpendicular to its upper and lower surface, when wearing template with nail nail, described movable wooden unit is adjacent to template, makes iron nail vertically hammer into, then, according to the central point that iron nail is determined, draw cross hairs, cross hairs is determined 4 control point of sleeve outer wall, such as Fig. 3, it is then log out iron nail；
(4) installation of sleeve pipe: drilling 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 two ends nut is tightened, and is fixed in upper former by sleeve pipe, such as Fig. 4；Nut must be tightened, it is prevented that sleeve pipe is touched askew hitting tiltedly in reinforcing bar binding or concreting process, and carries out process tracking inspection。
(5) sleeve pipe that the second layer is later is installed: the cannula center point later due to ground floor is bored a hole by Screw arbor with nut at both-ends, cannot cultellation, therefore adopt cannula center cultellation mould, such as Fig. 5, described cultellation mould adopts galvanized iron sheet thick for 1.2mm to make, its diameter is equal with the internal diameter of sleeve pipe, the center of circle of upper surface and cannula center point, its upper surface is fixed with the round steel handle being fixed in the sleeve pipe reserved by cultellation die horizontal, this mould is fixed in the sleeve pipe reserved, then repeat step (2) and be sequentially carried out the fixed installation of last layer sleeve pipe to (5)。
Wherein: be provided with levelling device on the vertical cultellation instrument of described infrared laser, making laser plumbing instrument with the function of automatic horizontal, the error of laser vertical cultellation instrument is≤1.5mm/3m, meets Pipe installing requirement。
Described step (4) should check before sleeve pipe is installed the perpendicularity of sleeve pipe itself, it is to avoid sleeve pipe is crooked。
In work progress, every 3 layers of hole utilizing split bolt to stay, hang the vertical line position to cannula center point and check, revise；Meanwhile, the setting up of close fit civil engineering steel pipe scaffold, it is desirable to its steel pipe does not stop cannula center vertical line。
Although as it has been described above, represented and described the present invention with reference to specific preferred embodiment, but it shall not be construed as the restriction to the present invention self。Under the spirit and scope of the present invention premise defined without departing from claims, it can be made in the form and details various change。
Claims (5)
1. the construction method of preserved pipeline sleeve pipe in a high building structure layer concrete, it is characterised in that comprise the steps:
(1) central point of ground floor sleeve pipe is determined: the position of ground floor cannula center point is determined according to the centrage of pillar and beam；
(2) projection of last layer cannula center point: after last layer formwork erection, with the central point of next layer of sleeve pipe for basic point, by the vertical cultellation instrument of infrared laser, is projected to this point in upper former；
(3) determination of sleeve pipe installation site: wear template with nail from incident point nail, obtain the central point of sleeve pipe, according to the central point that nail is determined, draw cross hairs, determine 4 control point of sleeve outer wall on cross hairs, be then log out nail；
(4) installation of sleeve pipe: drill the hole of nail with boring machine, then penetrates Screw arbor with nut at both-ends, and screw rod upper end is inserted in sleeve pipe, pressing plate and pad successively, and two ends nut is tightened, and is fixed in upper former by sleeve pipe；
(5) sleeve pipe that the second layer is later is installed: owing to next layer of cannula center point is bored a hole by Screw arbor with nut at both-ends, cannot cultellation, therefore adopt cannula center cultellation mould, described cultellation mould adopts galvanized iron sheet to make, its diameter is equal with the internal diameter of sleeve pipe, the center of circle of upper surface and cannula center point, its upper surface is fixed with cultellation die horizontal is fixed on the handle in the sleeve pipe reserved, this mould is fixed in the sleeve pipe reserved, then repeats step (2) and be sequentially carried out the fixed installation of last layer sleeve pipe to (5)。
2. the construction method 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), for ensureing that iron nail hammers into nail in process and can be perpendicular to template, being set with movable wood block outside nail, described movable wooden unit endoporus is perpendicular to its upper and lower surface, when wearing template with nail nail, described movable wooden unit is adjacent to template, makes iron nail vertically hammer into。
3. the construction method of preserved pipeline sleeve pipe in a kind of high building structure layer concrete according to claim 1, it is characterised in that be provided with levelling device on the vertical cultellation instrument of described infrared laser。
4. the construction method of preserved pipeline sleeve pipe in a kind of high building structure layer concrete according to claim 1, it is characterised in that the perpendicularity of sleeve pipe itself should be checked in described step (4) before sleeve pipe is installed, it is to avoid sleeve pipe is crooked。
5. the construction method of preserved pipeline sleeve pipe in a kind of high building structure layer concrete according to claim 1, it is characterised in that in work progress, every 3 layers of hole utilizing split bolt to stay, hang the vertical line position to cannula center point and check, revise。
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| Application Number | Priority Date | Filing Date | Title |
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| 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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| 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 CN103556825A (en) | 2014-02-05 |
| CN103556825B true CN103556825B (en) | 2016-06-22 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
| CN113309369A (en) * | 2021-06-29 | 2021-08-27 | 方泽华 | Accurate positioning and mounting method for building structure embedded sleeve and sleeve assembly component |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| 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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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 |
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| 浅谈城市高层建筑给排水套管预埋;张涛;《民营科技》;20130420(第4期);第289页第4节 * |
| 浅谈楼板一次性预埋套管的安装工序;陈超脱等;《企业家天地（理论版）》;20100825;第134页，图1 * |
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