CN217326466U - Pre-embedding device for group pipe wall-through preformed holes in precast shear wall outer wall - Google Patents
Pre-embedding device for group pipe wall-through preformed holes in precast shear wall outer wall Download PDFInfo
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- CN217326466U CN217326466U CN202220450685.XU CN202220450685U CN217326466U CN 217326466 U CN217326466 U CN 217326466U CN 202220450685 U CN202220450685 U CN 202220450685U CN 217326466 U CN217326466 U CN 217326466U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
Abstract
The invention discloses a pre-embedding device for group pipe through-wall reserved holes in a pre-cast shear wall outer wall, which solves the problems that the existing group pipe through-wall reserved holes are difficult to position and the outer wall reserved steel pipes are not waterproof in place. The method comprises the following steps that a closed rectangular box body basically the same as the thickness of an outer wall body is manufactured through six steel plates, a top end opening closed steel plate detection eave (5) is formed on the periphery of a box body frame (1), top surface closed angle steel (7) is connected between the inner side face of the top end opening closed steel plate detection eave and the outer side face of the periphery of the box body frame in a welding mode to form a top surface closed angle steel detection eave (9), the box body frame (1) is vertically arranged at a group pipe penetrating position in a precast shear wall outer wall (15), and the distance between the outer vertical face of the top surface closed angle steel and the outer vertical face of the bottom surface closed angle steel (8) is equal to the thickness of the precast shear wall outer wall (15); the method is particularly suitable for forming the group pipe through-wall reserved holes of the outer wall of the shear wall of the high-rise building.
Description
Technical Field
The utility model relates to a cast-in-place high-rise building shear force wall outer wall, in particular to crowd's pipe on precast shear force wall outer wall wears wall and reserves pre-buried device of hole.
Background
On the wall body of the cast-in-place shear wall, group pipes need to be reserved to penetrate through reserved holes and are used for introducing water, electricity, gas, heat and other pipelines; the traditional construction method of the reserved hole is characterized in that a section of steel pipe is embedded in concrete poured on an outer wall to form the reserved hole in the outer wall, and the concrete process is as follows: firstly, welding positioning steel bars on the outer side wall of the embedded through-wall steel pipe, then welding the positioning steel bars and the in-wall steel bars of the shear wall together to realize simple positioning of the embedded steel pipe, and finally, performing concrete pouring of the outer wall; the displacement phenomenon of the simply positioned embedded through-wall steel pipe under the impact of concrete often occurs; in addition, in the concrete pouring process of the outer wall, because the pre-buried group pipes are dense, the distance between the pipes is small, the flowing of concrete is blocked, the concrete cannot be filled into the space between the group pipes densely, the hollow and honeycomb phenomena occur at the pouring position of the reserved group pipes, and secondary repair is needed; in view of the above drawbacks, those skilled in the art also try to solve the problem of reserved positioning of the group pipe through-wall reserved holes by arranging an integral embedded box at the reserved group pipe hole, but still have the following problems: (1) how to combine the pre-buried box body with the inner and outer wall templates for pouring the outer wall body and how to accurately butt joint the opening on the wall body template with the reserved box body is a difficult problem to be solved in the template building process; (2) how to level the outer side vertical surface of the reserved box body with the outer side vertical surface of the cast wall body, particularly how to perform waterproof treatment on a splicing seam between the box body and the wall body, is another problem to be solved on site; (3) in the later stage pipe penetration, because the pipeline has large caliber and heavy weight, how to overcome the impact generated by the impact between the penetrated pipeline and the embedded pipe in the pipe penetration operation and avoid the displacement of the embedded pipeline caused by the impact is another problem to be solved in the field operation; (4) how to solve the corrosion prevention problem of the embedded steel pipe is the fourth problem to be solved.
Disclosure of Invention
The utility model provides a pre-buried device of hole is reserved to crowd's pipe wall-piercing on precast shear force wall outer wall has overcome current crowd's pipe wall-piercing and has reserved the location difficulty to and the outer wall reserves the not in place technical problem of steel pipe water repellent.
The utility model discloses a solve above technical problem through following technical scheme:
the general concept of the utility model is that: manufacturing a closed rectangular box body with the thickness basically the same as that of an outer wall body by using six steel plates, wherein a square box body frame body of the rectangular box body is smaller than the closed plates of two end openings of the square box body frame body, and a closed detection eave is formed on the periphery of the top surface and the periphery of the bottom surface of the rectangular box body; according to the position of a grouped pipe wall-through reserved hole on the outer wall of the shear wall, round holes are formed in the top surface and the bottom surface of a closed rectangular box body, a section of steel pipe is connected in a penetrating mode in the corresponding round hole, the connected section of steel pipe is welded with the top surface and the bottom surface of the rectangular box body, an asphalt paint filling opening is formed in the top surface of the rectangular box body, an exhaust opening is formed in the bottom surface of the rectangular box body, and therefore an independent embedded box body with the grouped pipe wall-through reserved hole is manufactured; then, welding angle steel between the extended eaves on the inner side of the periphery of the top surface of the embedded box body and the outer side surface of the square box body frame body to form a top surface angle steel extended eaves contour with the periphery closed, welding angle steel between the extended eaves on the inner side of the periphery of the bottom surface of the embedded box body and the outer side surface of the square box body frame body to form a bottom surface angle steel extended eaves contour with the periphery closed, and enabling the distance between the outer side surface of the top surface angle steel extended eaves contour and the outer side surface of the bottom surface angle steel extended eaves contour to be equal to the thickness of the precast outer wall body; the method comprises the following steps of vertically fixing a processed embedded box body at a grouped pipe wall penetrating position of a precast outer wall, fixedly connecting an outer wall casting template with a top surface angle steel detection eave outline of the embedded box body, and fixedly connecting an inner outer wall casting template with a bottom surface angle steel detection eave outline of the embedded box body; after the outer wall is poured, the asphalt paint is poured into the rectangular box body through the asphalt paint pouring port arranged above the top surface of the rectangular box body, the rectangular box body is filled with the solidified asphalt paint, the flexible connection among the grouped pipes is realized, and the construction requirement of the compactness among the grouped pipes is also met.
A pre-embedding device for group pipe through-wall reserved holes on an outer wall of a pre-cast shear wall comprises a box body frame made of steel plates, a plurality of reserved steel pipes through which the group pipes penetrate and the outer wall of the pre-cast shear wall, wherein a top port closed steel plate is welded and connected to a top port of the box body frame; the top port closed steel plate is larger than the box body frame, a top port closed steel plate detection eave is formed on the periphery of the box body frame, the bottom port closed steel plate is larger than the box body frame, a bottom port closed steel plate detection eave is formed on the periphery of the box body frame, top surface closed angle steel is welded between the inner side surface of the top port closed steel plate detection eave and the peripheral outer side surface of the box body frame, a top surface closed angle steel detection eave is formed, bottom surface closed angle steel is welded between the inner side surface of the bottom port closed steel plate detection eave and the peripheral outer side surface of the box body frame, and a bottom surface closed angle steel detection eave is formed; the box body frame is vertically arranged at the penetrating position of the grouped pipes in the precast shear wall outer wall, and the distance between the outer vertical surface of the top surface closed angle steel and the outer vertical surface of the bottom surface closed angle steel is equal to the thickness of the precast shear wall outer wall.
The outer side vertical surface of the top surface closed angle steel detection eave is connected with a pre-cast outer template of a pre-cast shear wall outer wall, and the outer side surface of the bottom surface closed angle steel detection eave is connected with a pre-cast inner template of the pre-cast shear wall outer wall; asphalt paint is poured into the closed box body.
The utility model has the characteristics of convenient operation and preparation process are simple, be particularly suitable for using in the formation of the crowd's pipe wall-piercing reservation hole of the shear force wall outer wall of high-rise building, also can apply to in professional sleeve installation engineering such as each item plumbing, heating, electric.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic perspective view of the closed rectangular box of the present invention;
fig. 3 is a matching relationship diagram of the rectangular form template box body 2 and the precast shear wall outer wall 15 of the present invention.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings:
a pre-buried device of group pipe through-wall reserved holes on a pre-cast shear wall outer wall comprises a box body frame 1 made of steel plates, a plurality of reserved steel pipes 4 through which group pipes penetrate and a pre-cast shear wall outer wall 15, wherein a top port closed steel plate 2 is welded and connected to a top port of the box body frame 1, a bottom port closed steel plate 3 is welded and connected to a bottom port of the box body frame 1, the reserved steel pipes 4 are welded and connected between the top port closed steel plate 2 and the bottom port closed steel plate 3 in a penetrating mode, an asphalt filling port 11 is arranged on the top port closed steel plate 2, and an in-box air outlet is formed in the bottom port closed steel plate 3; the top port closed steel plate 2 is larger than the box body frame 1, a top port closed steel plate detection eave 5 is formed around the box body frame 1, the bottom port closed steel plate 3 is larger than the box body frame 1, a bottom port closed steel plate detection eave 6 is formed around the box body frame 1, top surface closed angle steel 7 is welded between the inner side surface of the top port closed steel plate detection eave 5 and the peripheral outer side surface of the box body frame 1, a top surface closed angle steel detection eave 9 is formed, bottom surface closed angle steel 8 is welded between the inner side surface of the bottom port closed steel plate detection eave 6 and the peripheral outer side surface of the box body frame 1, and a bottom surface closed angle steel detection eave 10 is formed; the box body frame 1 is vertically arranged at a group pipe penetrating position in the precast shear wall outer wall 15, and the distance between the outer vertical surface of the top surface closed angle steel 7 and the outer vertical surface of the bottom surface closed angle steel 8 is equal to the thickness of the precast shear wall outer wall 15.
A pre-cast outer template 12 of a pre-cast shear wall outer wall 15 is connected to the outer side vertical surface of the top surface closed angle steel detection eave 9, and a pre-cast inner template 13 of the pre-cast shear wall outer wall 15 is connected to the outer side surface of the bottom surface closed angle steel detection eave 10; the closed box is filled with asphalt paint 14.
A construction method for group pipe through-wall reserved holes in an outer wall of a precast shear wall comprises a precast shear wall outer wall 15 and a plurality of reserved steel pipes 4 through which group pipes penetrate, and is characterized by comprising the following steps:
firstly, according to the thickness of the outer wall of the precast shear wall, a closed rectangular box body is manufactured by six steel plates, the rectangular box body is formed by welding a box body frame 1, a top end opening sealing steel plate 2 and a bottom end opening sealing steel plate 3, wherein the top end opening sealing steel plate 2 is larger than the box body frame 1, a top port closed steel plate detection eave 5 is formed around the box body frame 1, a bottom port closed steel plate 3 is larger than the box body frame 1, a closed steel plate detection eave 6 with a bottom port is formed around the box body frame 1, a closed angle steel 7 with a top surface is welded between the inner side surface of the closed steel plate detection eave 5 with a top port and the outer side surface of the periphery of the box body frame 1, a closed angle steel detection eave 9 with a top surface is formed, bottom surface closed angle steel 8 is welded between the inner side surface of the bottom port closed steel plate detection eave 6 and the outer side surfaces of the periphery of the box body frame 1 to form a bottom surface closed angle steel detection eave 10;
secondly, respectively arranging round holes on the top port closed steel plate 2 and the bottom port closed steel plate 3 correspondingly according to the positions of the grouped pipe wall-through reserved holes, respectively connecting reserved steel pipes 4 in the corresponding round holes in a penetrating manner, respectively welding the penetrating reserved steel pipes 4 with the top port closed steel plate 2 and the bottom port closed steel plate 3 together, arranging an asphalt paint filling port 11 on the top port closed steel plate 2, and arranging an exhaust port on the bottom port closed steel plate 3, thereby manufacturing an independent embedded box body with the grouped pipe wall-through reserved holes;
thirdly, vertically fixing the embedded box body manufactured in the second step in the precast shear wall outer wall 15, and fixing the embedded box body through wall body embedded steel bars in the precast shear wall outer wall 15;
fourthly, fixedly connecting a pre-cast outer template 12 of the pre-cast shear wall outer wall 15 on the outer side vertical surface of the top surface closed angle steel detection eave 9, and fixedly connecting a pre-cast inner template 13 of the pre-cast shear wall outer wall 15 on the outer side surface of the bottom surface closed angle steel detection eave 10 to complete template support of the pre-cast shear wall outer wall 15;
fifthly, pouring concrete of the precast shear wall outer wall 15;
sixthly, removing a template system of the precast shear wall outer wall 15 after the cast concrete of the precast shear wall outer wall 15 is solidified; the top surface closed angle steel detection eaves 9 and the bottom surface closed angle steel detection eaves 10 form a water stop sealing strip at the joint between the embedded box body and wall concrete of the precast shear wall outer wall 15;
seventhly, pouring asphalt paint 14 into the embedded box body through an asphalt paint pouring port 11 formed in the top end port sealing steel plate 2, and discharging air in the embedded box body through an air outlet formed in the bottom end port sealing steel plate 3 in the pouring process;
and eighthly, after the asphalt paint 14 to be poured is solidified, performing pipe penetrating operation through the reserved steel pipe 4.
The outer side surface of the box body frame 1 is welded with a fixed steel bar, and the box body frame 1 is welded with a wall body steel bar in the precast shear wall outer wall 15 through the fixed steel bar; the outer side vertical surface of the top surface closed angle steel detection eave 9 is flush with the wall body outer vertical surface of the precast shear wall outer wall 15, and the outer side vertical surface of the bottom surface closed angle steel detection eave 10 is flush with the wall body inner vertical surface of the precast shear wall outer wall 15; cover bodies are arranged on the asphalt paint filling opening 11 and the exhaust opening.
The width of the top surface closed angle steel detection eave 9 and the width of the bottom surface closed angle steel detection eave 10 of the utility model are both 30-40 mm, which is convenient for the support of the wall pouring template of the precast shear wall outer wall 15; the gap part in the middle of the sealed rectangular box body is filled with the asphalt paint serving as an anticorrosive material, so that the anticorrosion is realized, the compactness between the grouped pipes is improved, the flexible connection between the grouped pipes is realized, and finally, the asphalt paint filling opening 11 and the exhaust opening are sealed and welded.
Claims (2)
1. A pre-buried device of group's pipe wall-through reserved hole on precast shear wall outer wall, including the box body frame (1) that the steel sheet was made, many reserved steel pipes (4) and precast shear wall outer wall (15) that the group's pipe passed, on the top port of box body frame (1) welded connection have top port seal steel sheet (2), on box body frame (1), on the bottom port welded connection have bottom port seal steel sheet (3), between top port seal steel sheet (2) and bottom port seal steel sheet (3) welded connection have reserved steel pipe (4), on top port seal steel sheet (2) there are pitch pouring opening (11), on bottom port seal steel sheet (3) there are box interior air outlet; the box is characterized in that a top port closed steel plate (2) is larger than a box body frame (1), a top port closed steel plate detection eave (5) is formed around the box body frame (1), a bottom port closed steel plate detection eave (6) is formed around the box body frame (1), top surface closed angle steel (7) is welded between the inner side surface of the top port closed steel plate detection eave (5) and the outer side surface of the periphery of the box body frame (1) to form a top surface closed angle steel detection eave (9), a bottom surface closed angle steel (8) is welded between the inner side surface of the bottom port closed steel plate detection eave (6) and the outer side surface of the periphery of the box body frame (1) to form a bottom surface closed angle steel detection eave (10); the box body frame (1) is vertically arranged at a group pipe penetrating position in the precast shear wall outer wall (15), and the distance between the outer vertical surface of the top surface closed angle steel (7) and the outer vertical surface of the bottom surface closed angle steel (8) is equal to the thickness of the precast shear wall outer wall (15).
2. The pre-embedding device for the group pipe through-wall reserved holes on the outer wall of the precast shear wall according to claim 1, characterized in that a precast outer template (12) of the precast shear wall outer wall (15) is connected to the outer side elevation of the top surface closed angle steel detection eave (9), and a precast inner template (13) of the precast shear wall outer wall (15) is connected to the outer side surface of the bottom surface closed angle steel detection eave (10); the sealed box body is filled with asphalt paint (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220450685.XU CN217326466U (en) | 2022-03-03 | 2022-03-03 | Pre-embedding device for group pipe wall-through preformed holes in precast shear wall outer wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220450685.XU CN217326466U (en) | 2022-03-03 | 2022-03-03 | Pre-embedding device for group pipe wall-through preformed holes in precast shear wall outer wall |
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| Publication Number | Publication Date |
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| CN217326466U true CN217326466U (en) | 2022-08-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220450685.XU Active CN217326466U (en) | 2022-03-03 | 2022-03-03 | Pre-embedding device for group pipe wall-through preformed holes in precast shear wall outer wall |
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| CN (1) | CN217326466U (en) |
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- 2022-03-03 CN CN202220450685.XU patent/CN217326466U/en active Active
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