CN112502434A - Construction method for shear wall water supply pipeline pressure tank - Google Patents
Construction method for shear wall water supply pipeline pressure tank Download PDFInfo
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- CN112502434A CN112502434A CN202011254346.6A CN202011254346A CN112502434A CN 112502434 A CN112502434 A CN 112502434A CN 202011254346 A CN202011254346 A CN 202011254346A CN 112502434 A CN112502434 A CN 112502434A
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- water supply
- shear wall
- pipe
- supply pipeline
- construction method
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G15/00—Forms or shutterings for making openings, cavities, slits, or channels
- E04G15/06—Forms or shutterings for making openings, cavities, slits, or channels for cavities or channels in walls of floors, e.g. for making chimneys
- E04G15/063—Re-usable forms
Abstract
A construction method for a shear wall water supply pipeline pressure tank comprises the following steps: 1) determining the horizontal distance and the vertical height between a water supply point and a wall corner of the shear wall; 2) selecting a groove pressing steel pipe according to the pipe diameter of the water supply pipeline, and enabling the length of the groove pressing steel pipe to be 5cm longer than the vertical height; 3) the groove pressing steel pipe is cut along the length direction to obtain a half pipe, and openings at two ends of the half pipe are plugged; 4) determining a template of the shear wall surface corresponding to the mold; 5) fixing the half pipes with the two ends plugged and obtained in the step 3) on the corresponding template through bolts according to the template determined in the step 4) and the horizontal distance determined in the step 1), and arranging reinforcing steel bars; 6) and (4) assembling the die, pouring concrete, and removing the die after the concrete is formed to obtain the shear wall with the water supply pipeline pressure groove. The method is convenient to construct, high in efficiency, reusable with a die for forming the shear wall, capable of reducing the labor intensity of workers and guaranteeing the installation quality, and is a green construction method.
Description
Technical Field
The invention relates to the field of constructional engineering, in particular to a construction method for a shear wall water supply pipeline pressure tank.
Background
When the residential building in China is constructed, a water supply pipeline pressure groove needs to be arranged on the shear wall and used for installing a water supply pipe. At present, a water supply pipe pressure groove on a shear wall is generally processed and formed by adopting a construction process of binding a foam strip or a PVC pipe on a reinforcing steel bar. This technology need twine, fix foam strip or PVC pipe with the sticky tape when pre-buried in earlier stage, and the process is complicated and have the quality hidden danger, need clear up and maintain fashioned water supply pipeline indent when later stage form removal, produces a large amount of building waste residues, and artifical intensity of labour is great, and consumes the material, is unfavorable for construction cost's management and control.
Therefore, how to design a high-efficiency, convenient-to-construct, energy-saving and environment-friendly shear wall water supply pipe pressure tank construction method is a problem to be solved urgently by technical personnel in the field.
Disclosure of Invention
The invention aims to provide a construction method for a water supply pipeline indent of a shear wall, which is convenient to construct, has high efficiency, can be repeatedly used with a die for forming the shear wall, reduces the labor intensity of workers, ensures the installation quality and is a green construction method.
The technical scheme of the invention is as follows: a construction method for a shear wall water supply pipeline pressure tank comprises the following steps:
1) determining the horizontal distance and the vertical height from the water supply point to the wall corner of the shear wall according to the position of the water supply point;
2) selecting a grooving steel pipe of a corresponding model according to the pipe diameter of a water supply pipeline to be installed, and cutting the length of the grooving steel pipe according to the vertical height determined in the step 1) to enable the length of the grooving steel pipe to be 5cm longer than the vertical height;
3) the groove pressing steel pipe is cut along the length direction to obtain a half pipe, and openings at two ends of the half pipe are plugged;
4) determining a template of the shear wall surface corresponding to the mold according to a mold drawing, or determining a template of the shear wall surface corresponding to the mold during on-site assembly of the mold;
5) fixing the half pipes with the two ends plugged and obtained in the step 3) on the corresponding template through bolts according to the template determined in the step 4) and the horizontal distance determined in the step 1), and arranging reinforcing steel bars;
6) and (4) assembling the die, pouring concrete, and removing the die after the concrete is formed to obtain the shear wall with the water supply pipeline pressure groove.
And 2) the steel pipe of the pressure tank is a galvanized pipe.
And 3) filling asphalt at two ends of the half pipe respectively, wherein the asphalt is flush with the end surface of the half pipe corresponding to the shaft.
And 3) oppositely splitting, namely firstly utilizing ink lines to radially spring lines on the circumferential side wall of the steel pipe of the pressure groove, and then utilizing a cutting machine to cut along the spring lines to oppositely split the steel pipe of the pressure groove.
And 5) fixing, wherein stepped holes are respectively arranged at two ends of the half pipe, the large-opening end of each stepped hole is positioned on the outer peripheral wall of the half pipe, the small-opening end of each stepped hole is positioned on the inner peripheral wall of the half pipe, a screw rod of the bolt penetrates through the stepped holes to be in threaded fit with the corresponding template, and a nut of the bolt is positioned in the large-opening section of the stepped hole.
The invention also provides a shear wall prepared by any one of the construction methods.
Adopt above-mentioned technical scheme to have following beneficial effect:
1. the shear wall with the water supply pipeline pressure groove is prepared by utilizing the die for molding, can be repeatedly used on each standard layer for many times on the premise of meeting the construction requirement, effectively reduces the labor intensity of workers and the material usage amount, improves the working efficiency, the economic benefit and the construction speed, and has stronger popularization in high-rise buildings.
2. After the construction method is demolded, foam strips or PVC pipes do not need to be removed, the generation of construction waste is effectively reduced, and the construction method is green.
3. According to the invention, the self structural strength of the half pipe is utilized to resist the impact force of concrete during extrusion and pouring of the shear wall reinforcing steel bars, so that the position and the shape of the water supply pipeline pressure groove on the formed shear wall can be effectively ensured, the later-stage repair work of the water supply pipeline pressure groove is reduced or even avoided, the manual labor intensity and the rework amount are effectively reduced, and the installation quality is ensured.
4. According to the invention, the two ends of the half pipe are filled with asphalt, and the asphalt is flush with the corresponding shaft end faces of the half pipe, so that the specification of the water supply pipeline pressure groove formed on the shear wall meets the standard, and the difficulty in demoulding caused by the concrete entering the half pipe is avoided. Through set up the shoulder hole on half pipe, make the nut of the bolt that fixed half was used be located the wide-mouthed section of shoulder hole, on the basis of making things convenient for the drawing of patterns, can also effectively keep the roughness of the feed water pipeline indent that the shaping obtained.
5. The length of the half pipe fixed in the die is 5cm longer than the vertical height between the water supply point and the wall corner of the shear wall, so that the length of the finally obtained water supply pipeline pressing groove is 5cm longer than the elevation of the water supply pipe, the hot melting installation of the water supply pipeline is facilitated in the later period, and the interference between the hot melting bent water supply pipeline and the water supply pipeline pressing groove is avoided.
The following further description is made with reference to the accompanying drawings and detailed description.
Drawings
FIG. 1 is a schematic view of the horizontal installation of the position of a hand basin, a cold water supply pipe and a hot water supply pipe in a toilet according to an embodiment of the present invention;
FIG. 2 is a schematic view showing the vertical installation of cold and hot water supply pipes in a toilet according to an embodiment of the present invention;
FIG. 3 is a schematic view of a half-pipe of the present invention;
FIG. 4 is a schematic view of the installation of the half pipe and the formwork of the present invention;
FIG. 5 is a schematic illustration of the concrete casting of the present invention;
FIG. 6 is a schematic view of a shear wall having a water piping indent made in accordance with one embodiment of the present invention.
Detailed Description
In the invention, the specific installation and connection modes are not indicated, and the installation and connection modes are generally conventional in the building field or are installed and connected according to the standard.
Example one
The construction method comprises the following steps:
1) the position and the elevation of a water supply point position are determined by combining a building structure drawing and a water supply and drainage construction drawing, specifically, the position and the elevation are the water supply point position of a hand basin in a toilet and are divided into a cold water supply pipeline and a hot water supply pipeline, the vertical heights of the cold water supply pipeline and the hot water supply pipeline are both H, the horizontal distance from the cold water supply pipeline to a corner is L1, and the horizontal distance from the hot water supply pipeline to the corner is L2.
2) The specification and model of the steel pipe of the pressure groove are determined according to the pipe diameters of the cold water supply pipe and the hot water supply pipe (both PPR pipes) which are installed, in the embodiment, the outer diameters of the cold water supply pipe and the hot water supply pipe are both 20mm, so DN40 galvanized pipe is selected as the steel pipe of the pressure groove, and the steel pipe is cut to be H +5cm in length.
3) After the specification and the size of the grooving steel pipe are determined, the ink line is used for snapping the line along the length direction on the circumferential surface of the grooving steel pipe, the handheld cutting machine is used for oppositely cutting the grooving steel pipe along the snapping line, the smoothness of the section is ensured, a half pipe is obtained, the openings at the two ends of the half pipe are filled with asphalt, the asphalt is flushed with the end face of the shaft corresponding to the half pipe, and the concrete is prevented from being poured into the half pipe to cause later-stage demolding difficulty.
4) And determining the template of the shear wall surface corresponding to the mold according to the molding drawing of the shear wall mold, or determining the template of the shear wall surface corresponding to the mold during the on-site assembly of the mold.
5) According to the template determined in the step 4), the half pipes with the two ends plugged in the step 3) are fixed on the corresponding templates through bolts, the fixed positions correspond to L1, L2 and H, steel bars are arranged, specifically, stepped holes are respectively arranged at the two ends of the half pipes, the large-opening ends of the stepped holes are located on the outer peripheral walls of the half pipes, the small-opening ends are located on the inner peripheral walls of the half pipes, screw rods of the bolts penetrate through the stepped holes and are in threaded fit with the corresponding templates, nuts of the bolts are located in the large-opening sections of the stepped holes, and the bolts are axially limited in the circumferential direction through hole shoulders of the stepped holes.
6) And (4) assembling the die, pouring concrete, and removing the die after the concrete is formed to obtain the shear wall with the water supply pipeline pressure groove.
The obtained shear wall with the water supply pipeline pressure groove is more attractive in sense compared with the traditional method, can ensure that the water supply pipeline is installed neatly in the later period, avoids the phenomena of pipeline distortion and the like, meets the requirement of acceptance criteria, and avoids economic loss caused by reworking or the risk of delaying the whole construction period.
The water supply pipeline pressure tank is prepared by the construction method, the matched mould can be repeatedly used for about 10 times, and then whether the mould is continuously used or returned to a factory for renovation is determined according to the loss degree of the mould. Compared with the traditional construction method, the method can save manpower and materials to the maximum extent and is convenient for project cost control.
The applicant verifies that the economic benefits of installing a 102-layer standard layer water supply pipeline pressure tank are as follows:
Claims (6)
1. a construction method for a shear wall water supply pipeline pressure tank is characterized by comprising the following steps:
1) determining the horizontal distance and the vertical height from the water supply point to the wall corner of the shear wall according to the position of the water supply point;
2) selecting a grooving steel pipe of a corresponding model according to the pipe diameter of a water supply pipeline to be installed, and cutting the length of the grooving steel pipe according to the vertical height determined in the step 1) to enable the length of the grooving steel pipe to be 5cm longer than the vertical height;
3) the groove pressing steel pipe is cut along the length direction to obtain a half pipe, and openings at two ends of the half pipe are plugged;
4) determining a template of the shear wall surface corresponding to the mold according to a mold drawing, or determining a template of the shear wall surface corresponding to the mold during on-site assembly of the mold;
5) fixing the half pipes with the two ends plugged and obtained in the step 3) on the corresponding template through bolts according to the template determined in the step 4) and the horizontal distance determined in the step 1), and arranging reinforcing steel bars;
6) and (4) assembling the die, pouring concrete, and removing the die after the concrete is formed to obtain the shear wall with the water supply pipeline pressure groove.
2. The construction method of the shear wall water supply pipeline indent according to claim 1, characterized in that: and 2) the steel pipe of the pressure tank is a galvanized pipe.
3. The construction method of the shear wall water supply pipeline indent according to claim 1, characterized in that: and 3) filling asphalt at two ends of the half pipe respectively, wherein the asphalt is flush with the end surface of the half pipe corresponding to the shaft.
4. The construction method of the shear wall water supply pipeline indent according to claim 1, characterized in that: and 3) oppositely splitting, namely firstly utilizing ink lines to radially spring lines on the circumferential side wall of the steel pipe of the pressure groove, and then utilizing a cutting machine to cut along the spring lines to oppositely split the steel pipe of the pressure groove.
5. The construction method of the shear wall water supply pipeline indent according to claim 1, characterized in that: and 5) fixing, wherein stepped holes are respectively arranged at two ends of the half pipe, the large-opening end of each stepped hole is positioned on the outer peripheral wall of the half pipe, the small-opening end of each stepped hole is positioned on the inner peripheral wall of the half pipe, a screw rod of the bolt penetrates through the stepped holes to be in threaded fit with the corresponding template, and a nut of the bolt is positioned in the large-opening section of the stepped hole.
6. A shear wall prepared by the construction method of any one of claims 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011254346.6A CN112502434A (en) | 2020-11-11 | 2020-11-11 | Construction method for shear wall water supply pipeline pressure tank |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011254346.6A CN112502434A (en) | 2020-11-11 | 2020-11-11 | Construction method for shear wall water supply pipeline pressure tank |
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| Publication Number | Publication Date |
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| CN112502434A true CN112502434A (en) | 2021-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011254346.6A Pending CN112502434A (en) | 2020-11-11 | 2020-11-11 | Construction method for shear wall water supply pipeline pressure tank |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115341755A (en) * | 2022-09-07 | 2022-11-15 | 中铁十一局集团有限公司 | Construction method for burying water and electricity pipelines in building engineering |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070277472A1 (en) * | 2002-04-11 | 2007-12-06 | Sinclair Raymond F | Building block and system for manufacture |
| EP2088600A1 (en) * | 2008-02-07 | 2009-08-12 | Hitachi-GE Nuclear Energy, Ltd. | Core of a boiling water reactor |
| CN207194440U (en) * | 2017-08-10 | 2018-04-06 | 崔于红 | A kind of civil engineering work formwork structure |
| CN108118896A (en) * | 2018-01-03 | 2018-06-05 | 北京城建远东建设投资集团有限公司 | Cast-in-place shear wall structure aluminum alloy mould plate reserves tube seat shaper construction technology |
| CN209891706U (en) * | 2019-04-11 | 2020-01-03 | 刘哲 | Pouring template for building construction |
-
2020
- 2020-11-11 CN CN202011254346.6A patent/CN112502434A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070277472A1 (en) * | 2002-04-11 | 2007-12-06 | Sinclair Raymond F | Building block and system for manufacture |
| EP2088600A1 (en) * | 2008-02-07 | 2009-08-12 | Hitachi-GE Nuclear Energy, Ltd. | Core of a boiling water reactor |
| CN207194440U (en) * | 2017-08-10 | 2018-04-06 | 崔于红 | A kind of civil engineering work formwork structure |
| CN108118896A (en) * | 2018-01-03 | 2018-06-05 | 北京城建远东建设投资集团有限公司 | Cast-in-place shear wall structure aluminum alloy mould plate reserves tube seat shaper construction technology |
| CN209891706U (en) * | 2019-04-11 | 2020-01-03 | 刘哲 | Pouring template for building construction |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115341755A (en) * | 2022-09-07 | 2022-11-15 | 中铁十一局集团有限公司 | Construction method for burying water and electricity pipelines in building engineering |
| CN115341755B (en) * | 2022-09-07 | 2024-03-12 | 中铁十一局集团有限公司 | Construction method for embedding water and electricity pipeline in construction engineering |
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Application publication date: 20210316 |