CN112144674A - Precast concrete reversed ridge and construction method thereof - Google Patents
Precast concrete reversed ridge and construction method thereof Download PDFInfo
- Publication number
- CN112144674A CN112144674A CN202011045855.8A CN202011045855A CN112144674A CN 112144674 A CN112144674 A CN 112144674A CN 202011045855 A CN202011045855 A CN 202011045855A CN 112144674 A CN112144674 A CN 112144674A
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- precast concrete
- ridge
- reversed
- bank
- reverse
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/68—Sealings of joints, e.g. expansion joints
- E04B1/6806—Waterstops
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
Disclosed are a precast concrete reversed ridge and a construction method thereof. The existing secondary masonry construction is characterized in that a concrete reverse ridge is arranged on the lower portion of a wall body of a kitchen toilet, the cast-in-place reverse ridge needs to be independently erected with ribs and poured with concrete, the construction difficulty is high, the appearance quality after survival is poor, the construction of the mould is difficult to transport layer by layer, manual work is consumed for binding the ribs on site, and the occupied time for maintaining the concrete on site is shortened. The invention comprises the following components: a group of vertical connecting through holes (2) are reserved in the precast concrete reverse bank, and a groove (3) is reserved in the side face of the precast concrete reverse bank. The method is used for assembling and constructing the precast concrete reversed ridge.
Description
The technical field is as follows:
the invention relates to a prefabricated part, in particular to a precast concrete reversed ridge and a construction method thereof.
Background art:
the existing secondary masonry construction is characterized in that a concrete reverse ridge is arranged on the lower portion of a wall body of a kitchen toilet, the cast-in-place reverse ridge needs to be independently erected with ribs and poured with concrete, the construction difficulty is high, the appearance quality after survival is poor, the construction of the mould is difficult to transport layer by layer, manual work is consumed for binding the ribs on site, and the occupied time for maintaining the concrete on site is shortened. When the cast-in-place inverted ridge and the floor slab are constructed together, the template needs to be lifted, and the construction difficulty is high; in the existing engineering construction mode, the cast-in-place reverse ridge is mostly subjected to secondary pouring after the floor slab construction is finished, and the concrete at the bottom of the reverse ridge has a through seam and is structurally waterproof; the labor is scattered on site, the construction cost is high, the field civilized construction is not facilitated, the secondary building starting time is influenced, and the construction period is not shortened.
The invention content is as follows:
the invention aims to provide a precast concrete reversed ridge and a construction method thereof.
The above purpose is realized by the following technical scheme:
the utility model provides a precast concrete anti-bank, the anti-bank of precast concrete be reinforced concrete prefabricated component, the anti-bank of precast concrete reserve a set of vertical connect the through-hole, the anti-bank side of precast concrete reserve the recess.
The precast concrete reverse sill is in a straight shape, an L shape, a T shape, a square shape, a cross shape, a T shape or a
Type or
And (4) molding.
The anti-bank of precast concrete, the anti-bank of precast concrete inside set up horizontal reinforcing bar, longitudinal reinforcement and drawknot reinforcing bar.
The utility model provides a reverse bank of precast concrete and mounting structure of floor, reverse bank of precast concrete pass through the overhanging anchor rod of floor or screw rod get into the vertical connect the through-hole of reverse bank and be in connect the through-hole in grout or the installation nut form connected node, reverse bank of precast concrete with the floor between laid the mortar.
The precast concrete anti-bank and floor slab mounting structure is characterized in that electric pipes and water pipe preformed holes are reserved in the floor slab.
The utility model provides a mounting structure of anti-bank of precast concrete and structure wallboard, the anti-bank bottom of precast concrete adjacent the anti-bank seam department of precast concrete reserve the sealing rod fixed slot, adjacent the anti-bank of precast concrete with the anti-bank of precast concrete and structure wall between connect through bonding sealing rod or overhanging stagnant water steel sheet.
A precast concrete reversed bank, a construction method of the precast concrete reversed bank, a floor slab and a structural wall body are disclosed, and the method comprises the following steps:
(1) erecting a reversed ridge mold in a factory or a construction site, placing or binding a reinforcement cage in the mold, arranging a through hole embedded part and a hoisting point embedded part in the mold, pouring concrete in the mold, and curing the concrete to finish the prefabricated reinforced concrete reversed ridge prefabricated part;
(2) cleaning a base layer: cleaning floor base surfaces at the lower parts of reversed ridges of kitchens and toilets, and removing floating dust, cement caking and loose base layers;
(3) paying off: popping up a precast concrete reversed ridge contour line on the surface of the floor slab;
(4) installing an elevation control block and leveling: after the top surface of the elevation control block is ground by an angle grinder, the elevation control block below each section of the reverse ridge is not less than 2, preferably, the distance between the elevation control block and the end part of the reverse ridge is not less than 5cm, and the leveling instrument is matched with a ruler to adjust the surface elevation of the elevation control block;
(5) setting slurry: the lower part of the reverse ridge uses 1: 2, setting cement mortar; the base mortar layer is 2-3 mm higher than the elevation control block, and no mortar is applied to the elevation control block;
(6) carrying in place: the precast concrete reversed ridge is conveyed to a position 300mm above a dimension line by 4 persons by using a special conveying tool, the reversed ridge is dropped to enable the overhanging anchor bars of the floor slab to enter the precast concrete reversed ridge reserved holes, and the horizontal position of the reversed ridge is adjusted;
(7) temporary fixation: temporarily fixing each section of precast concrete reversed bank after the precast concrete reversed bank is in place through a special correction device; (8) and (3) correction: the plane position, the verticality and the elevation are accurately adjusted through a special correction device and a rubber hammer which are arranged at the transfer position of the reverse ridge;
(9) connecting and grouting: installing a gasket, a nut, grouting and the like in the reserved connecting hole of the precast concrete reversed ridge;
(10) seam treatment: and (3) dismantling the special correction device, and filling waterproof mortar at the joint between the reverse ridge and the structural wall body on two sides of the water-swelling water stop strip to finish the installation of the reverse ridge of the precast concrete.
Has the advantages that:
1. according to the invention, the batch production of the reverse ridges at the bottoms of the secondary masonry walls of the kitchen and the toilet is carried out by utilizing a standardized production mode, the processes of on-site formwork erecting, rib binding, concrete pouring and maintenance construction are omitted, the occupied time of a partition wall project is shortened, the start time of the partition wall project is advanced, the construction period is shortened, the advance delivery is realized, and the construction cost is saved.
According to the invention, the precast concrete reverse ridge is adopted, and the water-swelling water stop strip or the water stop steel plate is arranged at the mounting gap, so that the sectional and repeated construction of the field cast-in-place process is avoided, the waterproof effect of the structure is improved, the waterproof effect of the kitchen and the toilet is improved, and the complaint risk of owners is reduced.
The invention has the advantages of standardized processing and standardized installation, construction efficiency improvement and survival quality improvement.
The invention overturns the construction process of the cast-in-place concrete inverted ridge after the traditional floor construction is finished, reduces the field sporadic labor and materials and is beneficial to the field civilized construction.
Description of the drawings:
FIG. 1 is a schematic view of a linear prefabricated inverted ridge of the present invention;
FIG. 2 is a schematic view of a straight-line and L-shaped prefabricated inverted ridge combined assembly of the invention;
FIG. 3 is a drawing of the present invention
A schematic installation diagram of the prefabricated reversed ridge;
FIG. 4 is a schematic view of the overhanging anchor bars or screws of the floor slab of the present invention;
FIG. 5 is a schematic view of the prefabricated inverted ridge of the present invention connected by extending anchor bars into the through holes and grouting;
FIG. 6 is a schematic connection diagram of the prefabricated inverted ridge of the present invention extending into a screw in a through hole and mounting a nut;
FIG. 7 is a schematic diagram of a groove of a prefabricated reversed bank reserved water pipe;
FIG. 8 is a schematic diagram of a groove of a prefabricated reversed bank reserved electric tube;
FIG. 9 is a schematic view of a through hole of a prefabricated reversed bank reserved electric tube according to the present invention;
FIG. 10 is a drawing of the present invention
Mounting a top view of the prefabricated reversed ridge;
FIG. 11 is a top view of the assembly of the linear and L-shaped prefabricated inverted ridges of the present invention;
FIG. 12 is a schematic view of the connection between the prefabricated reverse ridge adhesive water stop strip and the structural wall body;
fig. 13 is a diagram of a connecting node between a prefabricated inverted ridge overhanging water stop steel plate and a structural wall body;
fig. 14 is a first diagram of a connecting node between a prefabricated reversed ridge adhesive water stop strip and a structural wall body;
fig. 15 is a second diagram of the joint between the prefabricated reversed ridge adhesive water stop strip and the structural wall.
In the figure: 1. prefabricating a reverse ridge; 2. a connecting through hole; 3. a groove; 4. hoisting points; 5. grouting material; 6. mortar; 7. anchor bars or screws; 8. an electric tube; 9. reserving holes in the water pipe; 10. a floor slab; 11. a water stop steel plate; 12. a water stop bar; 13. a structural wall.
The specific implementation mode is as follows:
example 1:
the utility model provides a precast concrete anti-bank, the anti-bank of precast concrete be reinforced concrete prefabricated component, the anti-bank of precast concrete reserve a set of vertical connect the through-hole 2, the anti-bank side of precast concrete reserve recess 3.
Example 2:
the precast concrete reversed sill according to embodiment 1, which is in a straight shape, an L shape, a T shape or a square shapeOr cross-shaped or T-shaped or
Type or
And (4) molding.
Example 3:
according to the reverse bank of precast concrete of embodiment 2, reverse bank of precast concrete inside set up horizontal reinforcing bar, longitudinal reinforcement and drawknot reinforcing bar.
Example 4:
the utility model provides a reverse bank of precast concrete and mounting structure of floor, reverse bank of precast concrete pass through the vertical connect the via hole of the contrary bank of overhanging anchor rod of floor 10 or screw rod 7 entering and be in connect the via hole in grout 5 or the installation nut form connected node, reverse bank of precast concrete with the floor between laid mortar 6.
Example 5:
according to the installation structure of the precast concrete reversed ridge and the floor slab in the embodiment 4, the electric pipe 8 and the water pipe reserved hole 9 are reserved on the floor slab.
Example 5:
the utility model provides a mounting structure of anti-bank of precast concrete and structure wallboard, the anti-bank bottom of precast concrete adjacent the anti-bank seam department of precast concrete reserve the sealing rod fixed slot, adjacent the anti-bank of precast concrete with the anti-bank of precast concrete and structure wall 13 between connect through bonding sealing rod 12 or overhanging stagnant water steel sheet 11.
Example 6:
a precast concrete reversed bank, a construction method of the precast concrete reversed bank, a floor slab and a structural wall body are disclosed, and the method comprises the following steps:
(1) erecting a reversed ridge mold in a factory or a construction site, placing or binding a reinforcement cage in the mold, arranging a through hole embedded part and a hoisting point embedded part in the mold, pouring concrete in the mold, and curing the concrete to finish the prefabricated reinforced concrete reversed ridge prefabricated part;
(2) cleaning a base layer: cleaning floor base surfaces at the lower parts of reversed ridges of kitchens and toilets, and removing floating dust, cement caking and loose base layers;
(3) paying off: popping up a precast concrete reversed ridge contour line on the surface of the floor slab;
(4) installing an elevation control block and leveling: after the top surface of the elevation control block is ground flat by an angle grinder (the length of the elevation control block is less than the thickness of a reverse ridge by 2 mm), the elevation control block under each section of the reverse ridge is not less than 2, preferably, the distance between the elevation control block and the end part of the reverse ridge is not less than 5cm, and a level gauge is matched with a scale to adjust the surface elevation of the elevation control block;
(5) setting slurry: the lower part of the reverse ridge uses 1: 2, setting cement mortar; the base mortar layer is 2-3 mm higher than the elevation control block, and no mortar is applied to the elevation control block;
(6) carrying in place: the precast concrete reversed ridge is conveyed to a position 300mm above a dimension line by 4 persons by using a special conveying tool, the reversed ridge is dropped to enable the overhanging anchor bars of the floor slab to enter the precast concrete reversed ridge reserved holes, and the horizontal position of the reversed ridge is adjusted;
(7) temporary fixation: temporarily fixing each section of precast concrete reversed bank after the precast concrete reversed bank is in place through a special correction device; (8) and (3) correction: the plane position, the verticality and the elevation are accurately adjusted through a special correction device and a rubber hammer which are arranged at the transfer position of the reverse ridge;
(9) connecting and grouting: installing a gasket, a nut, grouting and the like in the reserved connecting hole of the precast concrete reversed ridge;
(10) seam treatment: and (3) dismantling the special correction device, and filling waterproof mortar at the joint between the reverse ridge and the structural wall body on two sides of the water-swelling water stop strip to finish the installation of the reverse ridge of the precast concrete.
Claims (7)
1. The utility model provides a precast concrete anti-bank, characterized by: the anti-bank of precast concrete for reinforced concrete prefabricated component, the anti-bank of precast concrete reserve a set of vertical connect the through-hole, the anti-bank side of precast concrete reserve the recess.
2. According to claimThe precast concrete reversed ridge of claim 1 is characterized in that: the precast concrete reverse ridge is in a straight shape, an L shape, a T shape, a square shape, a cross shape, a T shape or
Type or
And (4) molding.
3. The precast concrete reversed sill according to claim 2, characterized in that: and transverse reinforcing steel bars, longitudinal reinforcing steel bars and tie reinforcing steel bars are arranged in the precast concrete reverse ridges.
4. A precast concrete reversed ridge and floor slab installation structure using the precast concrete reversed ridge as claimed in claims 1 to 3, wherein: the precast concrete reverse ridge enters a vertical connecting through hole of the reverse ridge through an overhanging anchor bar or a screw of the floor slab, a connecting node is formed in the connecting through hole by grouting or installing a nut, and mortar is laid between the precast concrete reverse ridge and the floor slab.
5. The precast concrete reversed sill and floor slab mounting structure according to claim 4, wherein: and the floor plate is provided with a preformed hole for an electric pipe and a water pipe.
6. A mounting structure using the precast concrete reversed sill and structural wall panel of claims 1 to 3, characterized in that: the anti-bank bottom of precast concrete and adjacent anti-bank seam department of precast concrete reserve the sealing rod fixed slot, adjacent anti-bank of precast concrete with anti-bank of precast concrete and structural wall between connect through bonding sealing rod or overhanging stagnant water steel sheet.
7. The precast concrete reversed sill as well as the construction method of the precast concrete reversed sill, the floor slab and the structural wall body of the claims 1 to 6, is characterized in that: the method comprises the following steps:
(1) erecting a reversed ridge mold in a factory or a construction site, placing or binding a reinforcement cage in the mold, arranging a through hole embedded part and a hoisting point embedded part in the mold, pouring concrete in the mold, and curing the concrete to finish the prefabricated reinforced concrete reversed ridge prefabricated part;
(2) cleaning a base layer: cleaning floor base surfaces at the lower parts of reversed ridges of kitchens and toilets, and removing floating dust, cement caking and loose base layers;
(3) paying off: popping up a precast concrete reversed ridge contour line on the surface of the floor slab;
(4) installing an elevation control block and leveling: after the top surface of the elevation control block is ground by an angle grinder, the elevation control block below each section of the reverse ridge is not less than 2, preferably, the distance between the elevation control block and the end part of the reverse ridge is not less than 5cm, and the leveling instrument is matched with a ruler to adjust the surface elevation of the elevation control block;
(5) setting slurry: the lower part of the reverse ridge uses 1: 2, setting cement mortar; the base mortar layer is 2-3 mm higher than the elevation control block, and no mortar is applied to the elevation control block;
(6) carrying in place: the precast concrete reversed ridge is conveyed to a position 300mm above a dimension line by 4 persons by using a special conveying tool, the reversed ridge is dropped to enable the overhanging anchor bars of the floor slab to enter the precast concrete reversed ridge reserved holes, and the horizontal position of the reversed ridge is adjusted;
(7) temporary fixation: temporarily fixing each section of precast concrete reversed bank after the precast concrete reversed bank is in place through a special correction device;
(8) and (3) correction: the plane position, the verticality and the elevation are accurately adjusted through a special correction device and a rubber hammer which are arranged at the transfer position of the reverse ridge;
(9) connecting and grouting: installing a gasket, a nut, grouting and the like in the reserved connecting hole of the precast concrete reversed ridge;
(10) seam treatment: and (3) dismantling the special correction device, and filling waterproof mortar at the joint between the reverse ridge and the structural wall body on two sides of the water-swelling water stop strip to finish the installation of the reverse ridge of the precast concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011045855.8A CN112144674A (en) | 2020-09-28 | 2020-09-28 | Precast concrete reversed ridge and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011045855.8A CN112144674A (en) | 2020-09-28 | 2020-09-28 | Precast concrete reversed ridge and construction method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN112144674A true CN112144674A (en) | 2020-12-29 |
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ID=73895194
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011045855.8A Pending CN112144674A (en) | 2020-09-28 | 2020-09-28 | Precast concrete reversed ridge and construction method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113309245A (en) * | 2021-05-28 | 2021-08-27 | 广东电白建设集团有限公司 | Roof expansion joint structure and construction method |
| CN113550450A (en) * | 2021-06-24 | 2021-10-26 | 中国五冶集团有限公司 | Construction method of floor penetrating water retaining platform of electrical vertical shaft bridge |
| CN113719137A (en) * | 2021-09-29 | 2021-11-30 | 徐红伟 | Construction engineering secondary structure and masonry engineering and main body engineering synchronous construction method |
| CN114412195A (en) * | 2022-01-28 | 2022-04-29 | 陕西建工集团股份有限公司 | Assembly method for building external wall insulation AAC (acrylic acid) laminated wallboard structure |
-
2020
- 2020-09-28 CN CN202011045855.8A patent/CN112144674A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113309245A (en) * | 2021-05-28 | 2021-08-27 | 广东电白建设集团有限公司 | Roof expansion joint structure and construction method |
| CN113550450A (en) * | 2021-06-24 | 2021-10-26 | 中国五冶集团有限公司 | Construction method of floor penetrating water retaining platform of electrical vertical shaft bridge |
| CN113719137A (en) * | 2021-09-29 | 2021-11-30 | 徐红伟 | Construction engineering secondary structure and masonry engineering and main body engineering synchronous construction method |
| CN114412195A (en) * | 2022-01-28 | 2022-04-29 | 陕西建工集团股份有限公司 | Assembly method for building external wall insulation AAC (acrylic acid) laminated wallboard structure |
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