CN114962795B - Quick connection structure and method for water supply and drainage pipelines of prefabricated components - Google Patents
Quick connection structure and method for water supply and drainage pipelines of prefabricated components Download PDFInfo
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- CN114962795B CN114962795B CN202210502999.4A CN202210502999A CN114962795B CN 114962795 B CN114962795 B CN 114962795B CN 202210502999 A CN202210502999 A CN 202210502999A CN 114962795 B CN114962795 B CN 114962795B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 69
- 238000000034 method Methods 0.000 title claims description 16
- 238000009434 installation Methods 0.000 claims abstract description 30
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 66
- 239000010959 steel Substances 0.000 claims description 66
- 239000002184 metal Substances 0.000 claims description 56
- 238000009417 prefabrication Methods 0.000 claims description 9
- 230000002787 reinforcement Effects 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 6
- 239000007769 metal material Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 22
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000002093 peripheral effect Effects 0.000 abstract description 2
- 238000005266 casting Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000002131 composite material Substances 0.000 description 4
- 230000003014 reinforcing effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L5/00—Devices for use where pipes, cables or protective tubing pass through walls or partitions
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
- E03F3/02—Arrangement of sewer pipe-lines or pipe-line systems
-
- 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
- E04B1/38—Connections for building structures in general
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/16—Load-carrying floor structures wholly or partly cast or similarly formed in situ
- E04B5/17—Floor structures partly formed in situ
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/48—Special adaptations of floors for incorporating ducts, e.g. for heating or ventilating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L47/00—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics
- F16L47/06—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics with sleeve or socket formed by or in the pipe end
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L47/00—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics
- F16L47/16—Screw-threaded joints
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Electromagnetism (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The invention relates to the technical field of quick connection of water supply and drainage pipelines of prefabricated components, and discloses a quick connection structure of the water supply and drainage pipelines of prefabricated components, wherein an embedded sleeve comprises an embedded sleeve body, the embedded sleeve body is hollow and cylindrical, a convex ring is arranged on the peripheral direction of the outer wall of the upper part of the embedded sleeve, and embedded hooks are symmetrically arranged on the left side and the right side of the lower part of the embedded sleeve; the outer wall of the connecting inner cylinder body is provided with external threads from top to bottom, and the connecting inner cylinder is divided into a first connecting inner cylinder and a second connecting inner cylinder; the adjusting sleeve is divided into an adjusting sleeve I and an adjusting sleeve II, the adjusting sleeve comprises an adjusting sleeve body, the adjusting sleeve body is of a hollow cylinder shape, and an inner wire is arranged on the inner wall of the adjusting sleeve body. The invention has the beneficial effects that: 1. the arrangement of the reinforcing steel bars is prevented from being influenced by the overlarge reserved holes, and the structural stress of the prefabricated laminated slab is weakened. 2. The water supply and drainage pipeline connected node department can realize water supply and drainage pipeline's convenient installation and dismantlement, improves assembly type efficiency of construction.
Description
Technical Field
The invention relates to the technical field of quick connection of water supply and drainage pipelines of prefabricated components, in particular to a quick connection structure and a quick connection method of water supply and drainage pipelines of prefabricated components.
Background
The prefabricated components mainly divide into prefabricated shear force wall and superimposed sheet, and the prefabricated shear force wall is vertical, and the superimposed sheet is the level, and assembled building assembles into the space of living through vertical prefabricated shear force wall and prefabricated superimposed sheet.
The prefabricated superimposed sheet of assembled and water supply and drainage pipeline are connected and often appear in the assembled building implementation process, and the reliable house that can solve of connected node leaks, infiltration problem, and the convenience of connected node is the important guarantee that improves assembled building efficiency. The existing fabricated building is mainly divided into two types, one type is that a prefabricated laminated slab is still connected with a pipeline in a cast-in-place mode, so that the assembly rate is reduced. The second type reserves the entrance to a cave that is greater than the installation water supply and drainage pipeline diameter 150~200mm at the mill end of prefabricated superimposed sheet of assembled, the installation adjustment of later stage water supply and drainage pipeline of being convenient for.
In order to improve the assembly rate in the assembled building and shorten the construction period of the high-rise building in the prior art, a mode of reserving and installing a water supply and drainage pipeline opening at a factory end of a prefabricated laminated slab is generally adopted, and the technical problem mainly existing in the mode is as follows: 1. most prefabricated superimposed sheet prefabricated bottom plate reinforcing bar interval is 200mm, and truss reinforcing bar interval 600mm causes the reinforcing bar to arrange the difficulty, can not satisfy and dodge the requirement. 2. After the water supply and drainage pipeline is installed in the later stage, the construction quality of the cast concrete is not easy to guarantee, and the problems that the gap between the prefabricated laminated slab bottom plate and the pipeline is large, the concrete casting is not compact, the casting connection of different batches is not compact and the like exist. 3. The pouring connection of the water supply and drainage pipeline on site has a plurality of working procedures, and the quick installation of the water supply and drainage pipeline can not be realized. 4. The later construction effect is not ideal, and hidden danger of leaking exists, and engineering common problems such as construction failure, pipeline damage and the like exist in the engineering in the current market, and most of the problems cause the waterproof damage of the building at the pipeline and cause water seepage. The inventor develops a quick connection structure and a quick connection method for an assembled prefabricated part water supply and drainage pipeline based on the defects in the prior art, and can well solve the problems in the prior art.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provide a rapid connection structure and a rapid connection method for water supply and drainage pipelines of prefabricated components, and the rapid connection structure has obvious advantages in connection of prefabricated laminated slabs and water supply and drainage pipelines, is more convenient, safer and more durable in connection, saves construction period and saves construction cost; has good application space. The invention can solve the problem that the reinforcement of the prefabricated bottom plate of the laminated slab is difficult to arrange, solves the problem that the construction quality of the cast concrete is difficult to guarantee after the installation of the water supply and drainage pipelines in the later period, simultaneously solves the problems that the casting connection procedure of the water supply and drainage pipelines in the field is complex and the quick installation of the water supply and drainage pipelines cannot be realized, and also solves the problems that the water supply and drainage pipelines of the prefabricated laminated slab have hidden danger of water leakage and the damage of the water supply and drainage pipelines.
The invention provides a rapid connection structure of an assembled prefabricated component water supply and drainage pipeline, which comprises a prefabricated laminated slab, a pouring layer and an embedded sleeve; pouring a pouring layer on the prefabricated laminated slab, and prefabricating and forming the embedded sleeve together with the embedded sleeve when the prefabricated laminated slab is prefabricated; the embedded sleeve is divided into a metal embedded sleeve and a plastic embedded sleeve, the embedded sleeve comprises an embedded sleeve body, the embedded sleeve body is hollow and cylindrical, convex rings are arranged on the periphery of the outer wall of the upper part of the embedded sleeve, circular grooves are symmetrically arranged on the left side and the right side of the lower part of the embedded sleeve, embedded hooks are inserted into the circular grooves, and internal threads are arranged on the upper part and the lower part of the inner wall of the embedded sleeve; the connecting inner cylinder comprises a connecting inner cylinder body which is hollow and cylindrical, the outer wall of the connecting inner cylinder body is provided with external threads from top to bottom, and the connecting inner cylinder is divided into a first connecting inner cylinder and a second connecting inner cylinder; the first connecting inner cylinder is screwed and fixed at the upper part of the metal embedded sleeve or the plastic embedded sleeve by utilizing the external thread matched with the internal thread of the metal embedded sleeve or the plastic embedded sleeve; the second connecting inner cylinder is screwed and fixed at the lower part of the metal embedded sleeve or the plastic embedded sleeve by utilizing the internal thread of the second connecting inner cylinder matched with the internal thread of the metal embedded sleeve or the plastic embedded sleeve; the adjusting sleeve comprises an adjusting sleeve body which is hollow and cylindrical, and an inner wire is arranged on the inner wall of the adjusting sleeve body; the first adjusting sleeve is sleeved at the upper position of the first connecting inner cylinder by utilizing the engagement of the internal thread on the inner wall and the external thread of the first connecting inner cylinder, and the second adjusting sleeve is sleeved at the lower position of the second connecting inner cylinder by utilizing the engagement of the internal thread on the inner wall and the external thread of the second connecting inner cylinder; the extension connection inner cylinder is divided into an extension connection inner cylinder I and an extension connection inner cylinder II, the extension connection inner cylinder comprises an extension connection inner cylinder body, the extension connection inner cylinder body is of a hollow cylinder shape, and an outer wire is arranged on the outer wall of the extension connection inner cylinder body; the outer wire of the first extending connection inner cylinder is meshed with the inner wire of the first adjusting sleeve and is arranged at the upper position of the first adjusting sleeve, and the outer wire of the second extending connection inner cylinder is meshed with the inner wire of the second adjusting sleeve and is arranged at the lower position of the second adjusting sleeve.
The prefabricated laminated slab comprises a prefabricated laminated slab body, wherein the prefabricated laminated slab body is formed by pouring concrete into the prefabricated laminated slab body by using transverse steel bars and longitudinal steel bars which are fully distributed as frameworks.
The thickness of the prefabricated laminated slab is 60 mm, and the thickness of the casting layer is 70 mm.
The transverse steel bars are L-shaped, the bottoms of the transverse steel bars are prefabricated at the bottom positions of the prefabricated laminated plates, the upper parts of the transverse steel bars extend to the upper parts of the prefabricated laminated plates, and the transverse steel bars are symmetrically arranged on two sides of the embedded sleeve body; the longitudinal steel bars are longitudinally arranged at two sides of the bottom of the embedded sleeve body, and the transverse steel bars and the longitudinal steel bars are fixedly welded with the steel bar cages in the prefabricated laminated plates.
The convex ring arranged on the periphery of the outer wall of the upper part of the embedded sleeve and the embedded sleeve body are of an integrated structure.
The embedded sleeve body, the convex ring and the embedded hooks matched with the metal embedded sleeve are made of metal materials; the embedded sleeve body, the convex ring and the embedded hooks which are matched with the plastic embedded sleeve are made of plastic materials.
After the lower part of the first connecting inner cylinder and the upper part of the second connecting inner cylinder are meshed and screwed with the metal embedded sleeve or the plastic embedded sleeve, a reserved space of 20 mm is reserved at the middle position of the metal embedded sleeve or the plastic embedded sleeve.
External threads on the surfaces of the first connecting inner cylinder and the second connecting inner cylinder are reversely arranged; the outer filaments extending to the first inner cylinder and the second inner cylinder are arranged reversely.
The invention provides a rapid connection method for water supply and drainage pipelines of prefabricated components, which comprises the following steps:
Step one, prefabricating a prefabricated laminated slab and a pre-buried sleeve: 1. prefabrication of metal pre-buried sleeve (as shown in fig. 1): firstly, selecting a matched metal embedded sleeve according to the size of a reserved hole of a drawing, and placing the metal embedded sleeve in the reserved hole; then, reserving a hole at the lower part of the transverse steel bar, enabling an embedded hook of the metal embedded sleeve to pass through the reserved hole on the transverse steel bar, and inserting one end of the embedded hook into a circular groove of an embedded sleeve body of the metal embedded sleeve, wherein the other end of the embedded hook is embedded into the prefabricated laminated plate; the longitudinal steel bars are welded with the steel bar cages in the prefabricated laminated plates, and are longitudinally arranged on the outer sides of the transverse steel bars; finally prefabricating and forming the metal embedded sleeve, the transverse steel bars and the longitudinal steel bars together with the prefabricated laminated slab; 2. prefabrication of plastic pre-buried sleeve (as shown in fig. 2): firstly, selecting matched plastic embedded sleeves according to the reserved hole size of a drawing, and penetrating embedded hooks into prefabricated laminated slab reinforcement cages on two sides of the plastic embedded sleeves; finally prefabricating and forming the plastic embedded sleeve and the prefabricated laminated slab together;
Step two, connecting and pouring the prefabricated laminated slab and the pouring layer: step one, after the prefabricated laminated slab and the embedded sleeve are prefabricated and formed, after the prefabricated laminated slab and the shear wall (hoisting) are assembled; pouring a pouring layer on the prefabricated laminated slab, and pouring the convex rings on the upper parts of the metal embedded sleeve and the plastic embedded sleeve with the pouring layer to form, and simultaneously pouring the transverse reinforcing steel bars protruding from the upper parts of the prefabricated laminated slab of the metal embedded sleeve with the pouring layer to form;
Step three, mounting a connecting inner cylinder: after the connection pouring of the prefabricated laminated slab and the pouring layer is completed, the external thread of the first connecting inner cylinder is matched and screwed with the internal thread at the upper part of the embedded sleeve, then the external thread of the second connecting inner cylinder is matched and screwed with the internal thread at the lower part of the embedded sleeve, and a reserved space of 20 mm is reserved between the first connecting inner cylinder and the second connecting inner cylinder;
Step four, later installation and adjustment of water supply and drainage pipes: after the installation of the connecting inner cylinder in the third step is completed, according to the installation space and the installation convenience requirement, the internal thread of the first adjusting sleeve is matched and screwed with the external thread of the first connecting inner cylinder, and meanwhile, the internal thread of the second adjusting sleeve is matched and screwed with the external thread of the second connecting inner cylinder; finally, the outer wire of the first extending connecting inner cylinder is matched and screwed with the inner wire of the first adjusting sleeve, and the outer wire of the second extending connecting inner cylinder is matched and screwed with the inner wire of the second adjusting sleeve; a reserved space of 15 mm is reserved between the first extending connection inner cylinder and the first adjusting sleeve, and a reserved space of 15 mm is reserved between the second extending connection inner cylinder and the second adjusting sleeve; and finally, screwing the water supply and drainage pipe with the first extending connecting inner cylinder and the second extending connecting inner cylinder respectively.
The embedded sleeve comprises a metal embedded sleeve body and a plastic embedded sleeve body, wherein the embedded sleeve body is hollow and cylindrical, a convex ring is arranged on the periphery of the outer wall of the upper portion of the embedded sleeve body, circular grooves are symmetrically formed in the left side and the right side of the lower portion of the embedded sleeve body, embedded hooks are inserted into the circular grooves, and internal threads are arranged on the upper portion and the lower portion of the inner wall of the embedded sleeve body. The main purpose of this arrangement is: 1. by the arrangement of the convex rings, on one hand, the pouring combination area of the embedded sleeve and the pouring layer is increased, and the combination firmness of the embedded sleeve and the pouring layer is improved; on the other hand, the effect of increasing the bonding strength of the prefabricated laminated slab and the pouring layer is achieved, so that the integrity and consistency of pouring of the prefabricated laminated slab and the pouring layer are improved, and the bonding strength of the prefabricated laminated slab, the pouring layer and the embedded sleeve is improved. 2. The pre-buried hooks are combined with the reinforcement cage and the concrete in the prefabricated laminated slab to be condensed, so that the left and right holding force between the pre-buried sleeve and the prefabricated laminated slab is increased, the position of the pre-buried sleeve in the prefabricated laminated slab is prevented from being deviated, and the fixed positioning of the pre-buried sleeve is improved; on the other hand, the contact area between the embedded hooks and the embedded sleeves and the reinforcement cage and the concrete are increased, and the prefabrication bonding strength of the embedded sleeves and the prefabrication laminated slab is improved. On the one hand, the arrangement of the reinforcing steel bars due to overlarge reserved holes is avoided, and the structural stress of the prefabricated laminated slab is enhanced. On the other hand, the prefabricated factory pre-embeds the pre-buried sleeve connecting piece in advance, ensures the accurate location of water supply and drainage pipeline, has improved the fixity that water supply and drainage pipeline connects, lets concrete material and pre-buried sleeve connecting piece form composite product, becomes whole product, has improved the durability of the whole product of superimposed sheet and pre-buried sleeve connecting piece. On the other hand, the one-time pouring molding of the connecting part of the embedded sleeve is realized, three construction procedures of positioning, pouring, pipeline installation and the like of a water supply and drainage pipeline in the later stage are reduced, the installation time in the later stage is shortened, the construction efficiency is improved, and the construction period of the whole building project is reduced by more than 10%.
The connecting inner cylinder comprises a connecting inner cylinder body, the connecting inner cylinder body is of a hollow cylinder shape, external threads are arranged on the outer wall of the connecting inner cylinder body from top to bottom, and the connecting inner cylinder is divided into a first connecting inner cylinder and a second connecting inner cylinder; the first connecting inner cylinder is screwed and fixed at the upper part of the metal embedded sleeve or the plastic embedded sleeve by utilizing the external thread matched with the internal thread of the metal embedded sleeve or the plastic embedded sleeve; the second connecting inner cylinder is screwed and fixed at the lower part of the metal embedded sleeve or the plastic embedded sleeve by utilizing the internal thread of the second connecting inner cylinder matched with the internal thread of the metal embedded sleeve or the plastic embedded sleeve. The main purpose of this arrangement is: the first connecting inner cylinder and the second connecting inner cylinder are connected, and the outer wall is provided with external threads, so that on one hand, the extension length of the upper and lower positions of the embedded sleeve is extended, convenience is provided for mounting and dismounting the water supply and drainage pipelines, and the construction efficiency of the prefabricated laminated slab is improved; on the other hand, the standardized and mass production application of the water supply and drainage pipe connecting structure in the prefabricated laminated slab is realized, and the engineering cost of the assembled laminated slab is reduced. On the other hand, the compactness of the connection between the embedded sleeve and the water supply and drainage pipe is guaranteed, and the tightness of the connection between the water supply and drainage pipe and the embedded sleeve is improved.
The adjusting sleeve comprises an adjusting sleeve body, wherein the adjusting sleeve body is hollow and cylindrical, and an inner wire is arranged on the inner wall of the adjusting sleeve body; the first adjusting sleeve is sleeved at the upper position of the first connecting inner cylinder by utilizing the engagement of the internal thread on the inner wall and the external thread of the first connecting inner cylinder, and the second adjusting sleeve is sleeved at the lower position of the second connecting inner cylinder by utilizing the engagement of the internal thread on the inner wall and the external thread of the second connecting inner cylinder; the extension connection inner cylinder is divided into an extension connection inner cylinder I and an extension connection inner cylinder II, the extension connection inner cylinder comprises an extension connection inner cylinder body, the extension connection inner cylinder body is of a hollow cylinder shape, and an outer wire is arranged on the outer wall of the extension connection inner cylinder body; the outer wire of the first extending connection inner cylinder is meshed with the inner wire of the first adjusting sleeve and is arranged at the upper position of the first adjusting sleeve, and the outer wire of the second extending connection inner cylinder is meshed with the inner wire of the second adjusting sleeve and is arranged at the lower position of the second adjusting sleeve. The main purpose of this arrangement is: the inner wires are arranged on the inner walls of the first adjusting sleeve and the second adjusting sleeve, and the outer wires are arranged on the outer walls of the first extending connecting inner cylinder and the second extending connecting inner cylinder; on the one hand, the length of the embedded sleeve is adjusted at will, the embedded sleeve can adapt to different installation environments of water supply and drainage pipes, the water supply and drainage pipes and the embedded sleeve are installed and disassembled conveniently, and the assembly type construction efficiency is improved. On the other hand, three construction procedures of on-site positioning, pouring, pipeline installation and the like of the installation and construction of the water supply and drainage pipeline in the later period are reduced, the installation time in the later period is shortened, the construction efficiency is improved, and the construction period of the whole building project is reduced by more than 10%.
The transverse steel bars are L-shaped, the bottoms of the transverse steel bars are prefabricated at the bottom positions of the prefabricated laminated plates, the upper parts of the transverse steel bars extend to the upper parts of the prefabricated laminated plates, and the transverse steel bars are symmetrically arranged on two sides of the embedded sleeve body; the longitudinal steel bars are longitudinally arranged at two sides of the bottom of the embedded sleeve body, and the transverse steel bars and the longitudinal steel bars are fixedly welded with the steel bar cages in the prefabricated laminated plates. The main purpose of this arrangement is: on the one hand, the contact area between the embedded hooks and the embedded sleeves and the reinforcement cage and the concrete is increased, and the prefabrication bonding strength of the embedded sleeves and the prefabrication laminated slab is improved. On the other hand, the prefabricated laminated slab and the pouring layer form a whole, so that the combination firmness of the prefabricated laminated slab and the pouring layer is improved.
After the lower part of the first connecting inner cylinder and the upper part of the second connecting inner cylinder are meshed and screwed with the metal embedded sleeve or the plastic embedded sleeve, a reserved space of 20 mm is reserved at the middle position of the metal embedded sleeve or the plastic embedded sleeve. The main purpose of this arrangement is: by arranging the reserved space at the lower part of the first connecting inner cylinder and the upper part of the second connecting inner cylinder, on one hand, the function of preventing thermal expansion and contraction deformation between the metal embedded sleeve or the plastic embedded sleeve and the first connecting inner cylinder and the second connecting inner cylinder caused by temperature change and improving the sealing performance is achieved. On the other hand, play the effect of buffering water pressure (when great water pressure flows into the great space of reserve space, can reduce the pre-buried sleeve pipe and connect between inner tube first and the connection inner tube second water pressure), reduced because of connecting between inner tube first and the connection inner tube second because of the pressure can not alleviate, cause the reverse impact force between internal thread and the external screw thread between connection inner tube second and the pre-buried sleeve pipe, when playing extension connection inner tube first, connect inner tube second and pre-buried sleeve pipe life, improved the connection leakproofness between connection inner tube first, connection inner tube second and the pre-buried sleeve pipe.
The invention has the beneficial effects that: 1. the arrangement of the reinforcing steel bars is prevented from being influenced by the overlarge reserved holes, and the structural stress of the prefabricated laminated slab is weakened. 2. The water supply and drainage pipeline connected node department can realize water supply and drainage pipeline's convenient installation and dismantlement, improves assembly type efficiency of construction. 3. The standardization and mass production application of the prefabricated laminated plates are improved, and the engineering cost of the prefabricated laminated plates is reduced. 4. The water-proof sealing measure is added at the joint of the water supply and drainage pipeline, so that the water-proof effect is enhanced, and the pipeline is in a normal use state and is not leaked due to the increase or decrease of water pressure. 5. The prefabricated factory is pre-buried in advance to reserve the pre-buried sleeve pipe connecting piece, ensures the accurate location of water supply and drainage pipeline, has improved the fixity that water supply and drainage pipeline connects, lets concrete material and pre-buried sleeve pipe connecting piece form composite product, becomes whole product, has improved the durability of superimposed sheet and pre-buried sleeve pipe connecting piece whole product. 6. The water supply and drainage pipelines form an integral connecting pipeline, so that the waterproof effect of functional room materials such as a kitchen, a bathroom and the like is better. 7. The method has the advantages that the connection part of the embedded sleeve is formed by casting at one time, three construction procedures of positioning, casting, pipeline installation and the like of a water supply and drainage pipeline in the later stage are reduced, the installation time in the later stage is shortened, the construction efficiency is improved, and the construction period of the whole construction project is reduced by more than 10%.
Drawings
FIG. 1 is a cross-sectional view of a prefabricated composite slab and metal water stop sleeve connection of the present invention;
FIG. 2 is a cross-sectional view of a prefabricated composite slab and plastic water stop sleeve connection of the present invention;
The marks in the figure: 1. prefabricated laminated slab, 101, prefabricated laminated slab body, 102, transverse reinforcing steel bar, 103, longitudinal reinforcing steel bar, 2, pouring layer, 3, embedded sleeve, 31, embedded sleeve body, 32, convex ring, 33, embedded hook, 34, internal thread, 4, metal embedded sleeve, 5, plastic embedded sleeve, 6, connecting inner cylinder, 61, connecting inner cylinder body, 62, external thread, 7, connecting inner cylinder I, 8, connecting inner cylinder II, 9, adjusting sleeve, 91, adjusting sleeve body, 92, internal thread, 10, adjusting sleeve I, 11, adjusting sleeve II, 12, extending connecting inner cylinder, 121, extending connecting inner cylinder body, 122, external thread, 13, extending connecting inner cylinder I, 14, extending connecting inner cylinder II, 15, reserved space.
Detailed Description
The invention is further described below in connection with specific examples which are provided for illustration only and are not intended to limit the scope of the invention.
The first embodiment is shown in fig. 1, and the quick connection structure of the water supply and drainage pipeline of the prefabricated component provided by the invention comprises a prefabricated laminated slab 1, a pouring layer 2 and an embedded sleeve 3; pouring a pouring layer 2 on the prefabricated laminated slab 1, and prefabricating and forming an embedded sleeve 3 together with the embedded sleeve 3 when the prefabricated laminated slab 1 is prefabricated; the embedded sleeve 3 comprises an embedded sleeve body 31, the embedded sleeve body 31 is in a hollow cylindrical shape, convex rings 32 are circumferentially arranged on the outer wall of the upper part of the embedded sleeve 3, circular grooves 35 are symmetrically arranged on the left side and the right side of the lower part of the embedded sleeve 3, embedded hooks 33 are inserted into the circular grooves 35, and internal threads 34 are arranged on the upper part and the lower part of the inner wall of the embedded sleeve 3; the connecting inner cylinder 6 comprises a connecting inner cylinder body 61, the connecting inner cylinder body 61 is hollow and cylindrical, external threads 62 are arranged on the outer wall of the connecting inner cylinder body 61 from top to bottom, and the connecting inner cylinder 6 is divided into a first connecting inner cylinder 7 and a second connecting inner cylinder 8; the first connecting inner cylinder 7 is screwed and fixed at the upper part of the metal embedded sleeve 4 by utilizing the external thread 62 matched with the internal thread 34 of the metal embedded sleeve 4; the second connecting inner cylinder 8 is screwed and fixed at the lower part of the metal embedded sleeve 4 by utilizing the internal thread 62 of the second connecting inner cylinder to be matched with the internal thread 34 of the metal embedded sleeve 4; the adjusting sleeve 9 is divided into an adjusting sleeve I10 and an adjusting sleeve II 11, the adjusting sleeve 9 comprises an adjusting sleeve body 91, the adjusting sleeve body 91 is in a hollow cylinder shape, and an inner wire 92 is arranged on the inner wall of the adjusting sleeve body 91; the first adjusting sleeve 10 is meshed and sleeved at the upper part of the first connecting inner cylinder 7 by utilizing an inner wire 92 on the inner wall and the external thread 62 of the first connecting inner cylinder 7, and the second adjusting sleeve 11 is meshed and sleeved at the lower part of the second connecting inner cylinder 8 by utilizing the inner wire 92 on the inner wall and the external thread 62 of the second connecting inner cylinder 8; the extension connection inner cylinder 12 is divided into an extension connection inner cylinder I13 and an extension connection inner cylinder II 14, the extension connection inner cylinder 12 comprises an extension connection inner cylinder body 121, the extension connection inner cylinder body 121 is in a hollow cylindrical shape, and an outer wire 122 is arranged on the outer wall of the extension connection inner cylinder body 121; the outer wire 122 of the first extension connecting inner cylinder 13 is meshed with the inner wire 92 of the first adjustment sleeve 10 and is arranged at the upper position of the first adjustment sleeve 10, and the outer wire 122 of the second extension connecting inner cylinder 14 is meshed with the inner wire 92 of the second adjustment sleeve 11 and is arranged at the lower position of the second adjustment sleeve 11.
The prefabricated laminated slab 1 comprises a prefabricated laminated slab body 101, wherein the prefabricated laminated slab body 101 takes transverse steel bars 102 and longitudinal steel bars 103 which are fully distributed as frameworks, and the prefabricated laminated slab body 101 is formed by concrete pouring.
The thickness of the prefabricated laminated slab 1 is 60 mm, and the thickness of the pouring layer 2 is 70 mm.
The transverse steel bars 102 are L-shaped, the bottoms of the transverse steel bars 102 are prefabricated at the bottom position of the prefabricated laminated slab 1, the upper parts of the transverse steel bars 102 extend to the upper parts of the prefabricated laminated slab 1, and the transverse steel bars 102 are symmetrically arranged on two sides of the embedded sleeve body 31; the longitudinal steel bars 103 are longitudinally arranged at two sides of the bottom of the embedded sleeve body 31, and the transverse steel bars 102 and the longitudinal steel bars 103 are fixedly welded with the steel reinforcement cages in the prefabricated laminated slab 1.
The convex ring 32 arranged on the peripheral direction of the outer wall of the upper part of the embedded sleeve 3 and the embedded sleeve body 31 are of an integrated structure.
The embedded sleeve body 31, the convex ring 32 and the embedded hooks 33 matched with the metal embedded sleeve 3 are made of metal materials.
After the lower part of the first connecting inner cylinder 7 and the upper part of the second connecting inner cylinder 8 are meshed and screwed with the metal embedded sleeve 4, a reserved space 15 of 20 mm is arranged in the middle of the metal embedded sleeve 4.
The external threads 62 on the surfaces of the first connecting inner cylinder 7 and the second connecting inner cylinder 8 are reversely arranged; the outer wires 122 extending from the surfaces of the first connecting inner cylinder 13 and the second connecting inner cylinder 17 are arranged reversely.
The invention provides a rapid connection method for water supply and drainage pipelines of prefabricated components, which comprises the following steps:
Step one, prefabricating a prefabricated laminated slab and a pre-buried sleeve: prefabrication of metal pre-buried sleeve (as shown in fig. 1): firstly, selecting a matched metal embedded sleeve 4 according to the size of a reserved hole of a drawing, and placing the metal embedded sleeve 4 in the reserved hole; then, a hole is reserved near the lower part of the transverse steel bar 102, the embedded hook 33 of the metal embedded sleeve 4 passes through the hole reserved on the transverse steel bar 102, one end of the embedded hook 33 is inserted into the circular groove 35 of the embedded sleeve body 31 of the metal embedded sleeve 4, and the other end of the embedded hook 33 and the embedded sleeve body are embedded in the prefabricated laminated plate 1; the longitudinal steel bars 103 are welded with the steel bar cages in the prefabricated laminated slab 1, and the longitudinal steel bars 103 are longitudinally arranged on the outer sides of the transverse steel bars 102; finally prefabricating and forming the metal embedded sleeve 4, the transverse steel bars 102 and the longitudinal steel bars 103 together with the prefabricated laminated slab 1;
Step two, connecting and pouring the prefabricated laminated slab and the pouring layer: step one, prefabricating and forming the prefabricated laminated slab 1 and the embedded sleeve 3, and assembling the prefabricated laminated slab 1 and the shear wall (hoisting); pouring a layer of pouring layer 2 on the prefabricated laminated slab 1, pouring and forming the convex rings 3 on the upper parts of the metal embedded sleeve 4 and the plastic embedded sleeve 5 with the pouring layer 2, and simultaneously pouring and forming the transverse steel bars 102 protruding from the upper part of the prefabricated laminated slab 1 of the metal embedded sleeve 4 with the pouring layer 2;
step three, mounting a connecting inner cylinder: after the connection pouring of the prefabricated laminated slab 1 and the pouring layer 2 is completed, the external thread 62 of the first connecting inner cylinder 7 is matched and screwed with the internal thread 34 at the upper part of the embedded sleeve 3, then the external thread 62 of the second connecting inner cylinder 8 is matched and screwed with the internal thread 34 at the lower part of the embedded sleeve 3, and a reserved space 15 with a thickness of 20mm is reserved between the first connecting inner cylinder 7 and the second connecting inner cylinder 8;
Step four, later installation and adjustment of water supply and drainage pipes: after the installation of the connecting inner cylinder 6 in the third step is completed, according to the installation space and the installation convenience requirement, firstly, the inner wire 92 of the first adjusting sleeve 10 is matched and screwed with the external thread 62 of the first connecting inner cylinder 7, and meanwhile, the inner wire 92 of the second adjusting sleeve 11 is matched and screwed with the external thread 62 of the second connecting inner cylinder 8; finally, the outer wire 122 extending and connecting the first inner cylinder 13 is matched and screwed with the inner wire 92 of the first adjusting sleeve 10, and the outer wire 122 extending and connecting the second inner cylinder 14 is matched and screwed with the inner wire 92 of the second adjusting sleeve 11; a reserved space 15 with a thickness of 15 mm is reserved between the first extending connecting inner cylinder 13 and the first adjusting sleeve 10, and a reserved space 15 with a thickness of 15 mm is reserved between the second extending connecting inner cylinder 14 and the second adjusting sleeve 11; and finally, screwing the water supply and drainage pipe with the first extending connecting inner cylinder 13 and the second extending connecting inner cylinder 14 respectively.
In the second embodiment, as shown in fig. 2, the invention provides a rapid connection structure of an assembled prefabricated component water supply and drainage pipeline, which comprises a prefabricated laminated slab 1, a pouring layer 2 and an embedded sleeve 3; pouring a pouring layer 2 on the prefabricated laminated slab 1, and prefabricating and forming an embedded sleeve 3 together with the embedded sleeve 3 when the prefabricated laminated slab 1 is prefabricated; the embedded sleeve 3 is divided into a metal embedded sleeve 4 and a plastic embedded sleeve 5, the embedded sleeve 3 comprises an embedded sleeve body 31, the embedded sleeve body 31 is in a hollow cylinder shape, a convex ring 32 is arranged on the periphery of the outer wall of the upper part of the embedded sleeve 3, embedded hooks 33 are symmetrically arranged on the left side and the right side of the lower part of the embedded sleeve 3, and internal threads 34 are arranged on the upper part and the lower part of the inner wall of the embedded sleeve 3; the connecting inner cylinder 6 comprises a connecting inner cylinder body 61, the connecting inner cylinder body 61 is hollow and cylindrical, external threads 62 are arranged on the outer wall of the connecting inner cylinder body 61 from top to bottom, and the connecting inner cylinder 6 is divided into a first connecting inner cylinder 7 and a second connecting inner cylinder 8; the first connecting inner cylinder 7 is screwed and fixed at the upper part of the plastic embedded sleeve 5 by utilizing the external thread 62 matched with the internal thread 34 of the plastic embedded sleeve 5; the second connecting inner cylinder 8 is screwed and fixed at the lower part of the plastic embedded sleeve 5 by utilizing the internal thread 62 of the second connecting inner cylinder to be matched with the internal thread 34 of the plastic embedded sleeve 5; the adjusting sleeve 9 is divided into an adjusting sleeve I10 and an adjusting sleeve II 11, the adjusting sleeve 9 comprises an adjusting sleeve body 91, the adjusting sleeve body 91 is in a hollow cylinder shape, and an inner wire 92 is arranged on the inner wall of the adjusting sleeve body 91; the first adjusting sleeve 10 is meshed and sleeved at the upper part of the first connecting inner cylinder 7 by utilizing an inner wire 92 on the inner wall and the external thread 62 of the first connecting inner cylinder 7, and the second adjusting sleeve 11 is meshed and sleeved at the lower part of the second connecting inner cylinder 8 by utilizing the inner wire 92 on the inner wall and the external thread 62 of the second connecting inner cylinder 8; the extension connection inner cylinder 12 is divided into an extension connection inner cylinder I13 and an extension connection inner cylinder II 14, the extension connection inner cylinder 12 comprises an extension connection inner cylinder body 121, the extension connection inner cylinder body 121 is in a hollow cylindrical shape, and an outer wire 122 is arranged on the outer wall of the extension connection inner cylinder body 121; the outer wire 122 of the first extension connecting inner cylinder 13 is meshed with the inner wire 92 of the first adjustment sleeve 10 and is arranged at the upper position of the first adjustment sleeve 10, and the outer wire 122 of the second extension connecting inner cylinder 14 is meshed with the inner wire 92 of the second adjustment sleeve 11 and is arranged at the lower position of the second adjustment sleeve 11.
The prefabricated laminated slab 1 comprises a prefabricated laminated slab body 101, wherein the prefabricated laminated slab body 101 takes transverse steel bars 102 and longitudinal steel bars 103 which are fully distributed as frameworks, and the prefabricated laminated slab body 101 is formed by concrete pouring.
The thickness of the prefabricated laminated slab 1 is 60 mm, and the thickness of the pouring layer 2 is 70 mm.
The embedded sleeve body 31, the convex ring 32 and the embedded hooks 33 matched with the plastic embedded sleeve 3 are made of plastic materials.
After the lower part of the first connecting inner cylinder 7 and the upper part of the second connecting inner cylinder 8 are meshed and screwed with the metal embedded sleeve 4 or the plastic embedded sleeve 5, a reserved space 15 of 20 mm is arranged in the middle of the plastic embedded sleeve 5.
The external threads 62 on the surfaces of the first connecting inner cylinder 7 and the second connecting inner cylinder 8 are reversely arranged; the outer wires 122 extending from the surfaces of the first connecting inner cylinder 13 and the second connecting inner cylinder 17 are arranged reversely.
The invention provides a rapid connection method for water supply and drainage pipelines of prefabricated components, which comprises the following steps:
Step one, prefabricating a prefabricated laminated slab and a pre-buried sleeve: prefabrication of plastic pre-buried sleeve (as shown in fig. 2): firstly, selecting a matched plastic embedded sleeve 5 according to the reserved hole size of a drawing, and penetrating an embedded hook 33 into reinforcement cages of the prefabricated laminated slab 1 at two sides of the plastic embedded sleeve 5; finally, prefabricating and forming the plastic embedded sleeve 5 and the prefabricated laminated slab 1 together;
Step two, connecting and pouring the prefabricated laminated slab and the pouring layer: step one, prefabricating and forming the prefabricated laminated slab 1 and the embedded sleeve 3, and assembling the prefabricated laminated slab 1 and the shear wall (hoisting); pouring a layer of pouring layer 2 on the prefabricated laminated slab 1, pouring and forming the convex rings 3 on the upper parts of the metal embedded sleeve 4 and the plastic embedded sleeve 5 with the pouring layer 2, and simultaneously pouring and forming the transverse steel bars 102 protruding from the upper part of the prefabricated laminated slab 1 of the metal embedded sleeve 4 with the pouring layer 2;
step three, mounting a connecting inner cylinder: after the connection pouring of the prefabricated laminated slab 1 and the pouring layer 2 is completed, the external thread 62 of the first connecting inner cylinder 7 is matched and screwed with the internal thread 34 at the upper part of the embedded sleeve 3, then the external thread 62 of the second connecting inner cylinder 8 is matched and screwed with the internal thread 34 at the lower part of the embedded sleeve 3, and a reserved space 15 with a thickness of 20mm is reserved between the first connecting inner cylinder 7 and the second connecting inner cylinder 8;
Step four, later installation and adjustment of water supply and drainage pipes: after the installation of the connecting inner cylinder 6 in the third step is completed, according to the installation space and the installation convenience requirement, firstly, the inner wire 92 of the first adjusting sleeve 10 is matched and screwed with the external thread 62 of the first connecting inner cylinder 7, and meanwhile, the inner wire 92 of the second adjusting sleeve 11 is matched and screwed with the external thread 62 of the second connecting inner cylinder 8; finally, the outer wire 122 extending and connecting the first inner cylinder 13 is matched and screwed with the inner wire 92 of the first adjusting sleeve 10, and the outer wire 122 extending and connecting the second inner cylinder 14 is matched and screwed with the inner wire 92 of the second adjusting sleeve 11; a reserved space 15 with a thickness of 15 mm is reserved between the first extending connecting inner cylinder 13 and the first adjusting sleeve 10, and a reserved space 15 with a thickness of 15 mm is reserved between the second extending connecting inner cylinder 14 and the second adjusting sleeve 11; and finally, screwing the water supply and drainage pipe with the first extending connecting inner cylinder 13 and the second extending connecting inner cylinder 14 respectively.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to the embodiments described above will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. A rapid connection structure of an assembled prefabricated component water supply and drainage pipeline comprises a prefabricated laminated slab, a pouring layer and an embedded sleeve; pouring a pouring layer on the prefabricated laminated slab, wherein the prefabricated laminated slab and the embedded sleeve are prefabricated and formed together during prefabrication; the embedded sleeve is divided into a metal embedded sleeve or a plastic embedded sleeve, the embedded sleeve comprises an embedded sleeve body, the embedded sleeve body is hollow and cylindrical, convex rings are arranged on the periphery of the outer wall of the upper part of the embedded sleeve, circular grooves are symmetrically arranged on the left side and the right side of the lower part of the embedded sleeve, embedded hooks are inserted into the circular grooves, and internal threads are arranged on the upper part and the lower part of the inner wall of the embedded sleeve; the connecting inner cylinder comprises a connecting inner cylinder body which is hollow and cylindrical, the outer wall of the connecting inner cylinder body is provided with external threads from top to bottom, and the connecting inner cylinder is divided into a first connecting inner cylinder and a second connecting inner cylinder; the first connecting inner cylinder is screwed and fixed at the upper part of the embedded sleeve by utilizing the external thread matched with the internal thread of the embedded sleeve; the second connecting inner cylinder is screwed and fastened at the lower part of the embedded sleeve by utilizing the internal thread of the second connecting inner cylinder to be matched with the internal thread of the embedded sleeve; the adjusting sleeve comprises an adjusting sleeve body which is hollow and cylindrical, and an inner wire is arranged on the inner wall of the adjusting sleeve body; the first adjusting sleeve is sleeved at the upper position of the first connecting inner cylinder by utilizing the engagement of the internal thread on the inner wall and the external thread of the first connecting inner cylinder, and the second adjusting sleeve is sleeved at the lower position of the second connecting inner cylinder by utilizing the engagement of the internal thread on the inner wall and the external thread of the second connecting inner cylinder; the extension connection inner cylinder is divided into an extension connection inner cylinder I and an extension connection inner cylinder II, the extension connection inner cylinder comprises an extension connection inner cylinder body, the extension connection inner cylinder body is of a hollow cylinder shape, and an outer wire is arranged on the outer wall of the extension connection inner cylinder body; the outer wire of the first extending connection inner cylinder is meshed with the inner wire of the first adjusting sleeve and is arranged at the upper position of the first adjusting sleeve, and the outer wire of the second extending connection inner cylinder is meshed with the inner wire of the second adjusting sleeve and is arranged at the lower position of the second adjusting sleeve.
2. The quick connection structure for water supply and drainage pipelines of prefabricated components of claim 1, wherein: the prefabricated laminated slab comprises a prefabricated laminated slab body, wherein the prefabricated laminated slab body is formed by pouring concrete into the prefabricated laminated slab body by using transverse steel bars and longitudinal steel bars which are fully distributed as frameworks.
3. The quick connection structure for water supply and drainage pipelines of prefabricated components of claim 1, wherein: the transverse steel bars are L-shaped, the bottoms of the transverse steel bars are prefabricated at the bottom positions of the prefabricated laminated plates, the upper parts of the transverse steel bars extend to the upper parts of the prefabricated laminated plates, and the transverse steel bars are symmetrically arranged on two sides of the embedded sleeve body; the longitudinal steel bars are longitudinally arranged at two sides of the bottom of the embedded sleeve body, and the transverse steel bars and the longitudinal steel bars are fixedly welded with the steel bar cages in the prefabricated laminated plates.
4. The quick connection structure for water supply and drainage pipelines of prefabricated components of claim 1, wherein: the embedded sleeve body, the convex ring and the embedded hooks matched with the metal embedded sleeve are made of metal materials; the embedded sleeve body, the convex ring and the embedded hooks which are matched with the plastic embedded sleeve are made of plastic materials.
5. The quick connection structure for water supply and drainage pipelines of prefabricated components of claim 1, wherein: after the lower part of the first connecting inner cylinder and the upper part of the second connecting inner cylinder are meshed and screwed with the metal embedded sleeve or the plastic embedded sleeve, a reserved space of 20 mm is reserved at the middle position of the metal embedded sleeve or the plastic embedded sleeve.
6. The quick connection structure for water supply and drainage pipelines of prefabricated components of claim 1, wherein: external threads on the surfaces of the first connecting inner cylinder and the second connecting inner cylinder are reversely arranged; the outer filaments extending to the first inner cylinder and the second inner cylinder are arranged reversely.
7. The connection method of the quick connection structure of the water supply and drainage pipelines of the prefabricated parts according to claim 1, which is characterized in that: step one, prefabricating a prefabricated laminated slab and a pre-buried sleeve: according to the reserved hole size of the drawing, selecting a matched metal embedded sleeve or plastic embedded sleeve, placing the metal embedded sleeve in the reserved hole, reserving a hole near the lower part of a transverse steel bar, enabling an embedded hook of the metal embedded sleeve to penetrate through the reserved hole on the transverse steel bar, inserting one end of the embedded hook into a circular groove of an embedded sleeve body of the metal embedded sleeve, embedding the other end of the embedded hook into a prefabricated laminated slab, welding a longitudinal steel bar with a steel bar cage in the prefabricated laminated slab, and longitudinally arranging the longitudinal steel bar outside the transverse steel bar; finally, prefabricating and forming the metal embedded sleeve, the transverse steel bars and the longitudinal steel bars together with the prefabricated laminated plates, or penetrating the embedded hooks into the steel reinforcement cages of the prefabricated laminated plates on two sides of the plastic embedded sleeve, and prefabricating and forming the plastic embedded sleeve and the prefabricated laminated plates together; step two, connecting and pouring the prefabricated laminated slab and the pouring layer: after the prefabricated laminated slab and the embedded sleeve are prefabricated and formed, pouring a layer of pouring layer on the prefabricated laminated slab after the prefabricated laminated slab and the shear wall are assembled, and pouring and forming convex rings on the upper parts of the metal embedded sleeve and the plastic embedded sleeve and the pouring layer, wherein the transverse reinforcing steel bars protruding from the upper parts of the prefabricated laminated slab of the metal embedded sleeve are also poured and formed with the pouring layer; step three, mounting a connecting inner cylinder: after the connection pouring of the prefabricated laminated slab and the pouring layer is completed, the external thread of the first connecting inner cylinder is matched and screwed with the internal thread at the upper part of the embedded sleeve, then the external thread of the second connecting inner cylinder is matched and screwed with the internal thread at the lower part of the embedded sleeve, and a reserved space of 20 mm is reserved between the first connecting inner cylinder and the second connecting inner cylinder; step four, later installation and adjustment of water supply and drainage pipes: after the inner connecting cylinder is installed in the third step, according to the installation space and the installation convenience requirement, the inner wire of the first adjusting sleeve is screwed with the outer thread of the first connecting cylinder in a matched mode, the inner wire of the second adjusting sleeve is screwed with the outer thread of the second connecting cylinder in a matched mode, finally the outer wire of the first extending connecting cylinder is screwed with the inner wire of the first adjusting sleeve in a matched mode, the outer wire of the second extending connecting cylinder is screwed with the inner wire of the second adjusting sleeve in a matched mode, a reserved space of 15 mm is reserved between the first extending connecting cylinder and the first adjusting sleeve, a reserved space of 15 mm is reserved between the second extending connecting cylinder and the second adjusting sleeve, and finally the water supply and drainage pipe is screwed with the first extending connecting cylinder and the second extending connecting cylinder respectively.
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