CN116335456A - Prefabricated expansion joint structure of pool structure and construction method thereof - Google Patents

Prefabricated expansion joint structure of pool structure and construction method thereof Download PDF

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Publication number
CN116335456A
CN116335456A CN202310217747.1A CN202310217747A CN116335456A CN 116335456 A CN116335456 A CN 116335456A CN 202310217747 A CN202310217747 A CN 202310217747A CN 116335456 A CN116335456 A CN 116335456A
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CN
China
Prior art keywords
pier
expansion joint
bars
plate
pool
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Pending
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CN202310217747.1A
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Chinese (zh)
Inventor
陈少刚
唐浩铭
何俊强
许�鹏
许云波
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China Construction Eighth Engineering Division Co Ltd
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China Construction Eighth Engineering Division Co Ltd
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Application filed by China Construction Eighth Engineering Division Co Ltd filed Critical China Construction Eighth Engineering Division Co Ltd
Priority to CN202310217747.1A priority Critical patent/CN116335456A/en
Publication of CN116335456A publication Critical patent/CN116335456A/en
Pending legal-status Critical Current

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    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H7/00—Construction or assembling of bulk storage containers employing civil engineering techniques in situ or off the site
    • E04H7/02—Containers for fluids or gases; Supports therefor
    • E04H7/18—Containers for fluids or gases; Supports therefor mainly of concrete, e.g. reinforced concrete, or other stone-like material
    • 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
    • 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
    • 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
    • E04B1/6807—Expansion elements for parts cast in situ

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Engineering & Computer Science (AREA)
  • Bridges Or Land Bridges (AREA)

Abstract

The invention discloses a prefabricated expansion joint structure of a pool structure and a construction method thereof, which are manufactured in a unified standard in a factory, the quality of the prefabricated expansion joint structure can be ensured, a rubber water stop belt is prevented from being damaged when concrete is poured in a construction site, the water stop effect is fully exerted, the technical process of site template reinforcement is avoided, and the construction period is shortened. The invention solves the problems that the rubber water stop is easy to be damaged, the template is difficult to be reinforced and the time is long in the construction process of the existing pool expansion joint.

Description

Prefabricated expansion joint structure of pool structure and construction method thereof
Technical Field
The invention relates to the technical field of building construction, in particular to a prefabricated expansion joint structure of a pool structure and a construction method thereof.
Background
The pool expansion joint is a structural joint provided at a suitable place along the construction slit direction of a building or a structure in order to prevent the pool building member from cracking or breaking in the structure due to the change of the weather temperature (thermal expansion, cold contraction). The expansion joint of the water pool divides the building parts above the foundation into two independent parts, so that the water pool building and the structure can horizontally expand and contract in the length direction, and the expansion joint of the water pool has an important function in a concrete water pool. However, due to the reasons of site construction, process errors and the like, the expansion joint of the water pool often comes in and goes out as expected, and the concrete pouring quality is mainly reflected in that the concrete pouring quality cannot be completely ensured, the rubber water stop is easy to damage, and the template is difficult to reinforce for a long time; the risk of water leakage is high due to the many processes.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.
Disclosure of Invention
In order to overcome the defects existing in the prior art, the invention provides a prefabricated expansion joint structure of a pool structure and a construction method thereof, so as to solve the problems that a rubber water stop belt is easy to damage, and a template is difficult to reinforce for a long time in the construction process of the existing pool expansion joint.
To achieve the above object, there is provided a prefabricated expansion joint structure of a pool type structure comprising a plurality of unit structures connected end to end, the unit structures comprising
The supporting plate is embedded in the foundation cushion layer, and limiting protruding edges are respectively formed on two opposite sides of the supporting plate;
the two opposite pier bars are arranged, an expansion joint is formed between the two opposite pier bars, an accommodating groove is formed at the bottom of each pier bar, the limiting convex edges are embedded in the accommodating groove, opposite mounting grooves are formed at opposite sides of the two pier bars, gaps are formed at the tops of the opposite sides of the pier bars, reinforcing parts are formed at the bottoms of the opposite sides in an extending mode, a plurality of anchoring ribs are embedded in the pier bars, part of the anchoring ribs extend to the outer parts of the gaps, part of the anchoring ribs penetrate through the reinforcing parts and extend to the outer parts of the reinforcing parts, bearing holes are formed at the end faces of one ends of the pier bars, inserting ribs are formed at the other ends of the pier bars, and the inserting ribs are inserted into the bearing holes of the adjacent pier bars;
the two opposite sides of the rear mounting water stop are respectively embedded into the mounting grooves of the two pier bars;
the upper portion and the lower part of the expansion joint are respectively embedded with the joint filling plate, a filling space is formed between the joint filling plate and the inner wall of the joint of the expansion joint, and sealant is filled in the filling space.
Further, the vertical side wall of the notch and the middle part of the opposite sides of the pier bar are respectively chiseled side walls.
Further, the middle part of the opposite sides of the pier bar is provided with a steel plate water stop, and one side of the steel plate water stop extends to the outside of the pier bar.
Further, a plurality of grouting holes are formed in the tops of the pier bars, part of the grouting holes are communicated with the socket holes, and part of the grouting holes are communicated with the mounting grooves.
Further, the support plate is an inorganic plate.
Further, the caulking plate is a polyethylene foam plastic plate.
Further, connecting sleeves inserted at the bottom ends of the vertical main ribs of the wall column are buried at the end parts of the pier bars of the unit structures at the two ends of the prefabricated expansion joint structure.
The invention provides a construction method of a prefabricated expansion joint structure of a pool structure, which comprises the following steps:
the supporting plates of the plurality of unit structures are arranged on the foundation along the length direction of the expansion joint of the pool structure;
pouring a foundation cushion layer on the foundation so that the supporting plate is embedded in the foundation cushion layer;
the limiting convex edges of the supporting plate are embedded into the pier bar accommodating grooves on two opposite sides of the supporting plate, so that expansion joints are formed between the two pier bars;
filling sealant into a seam at the lower part of the expansion joint, and embedding a joint filling plate at the lower part of the expansion joint;
filling rear water stops in the mounting grooves of the two pier bars, and grouting the mounting grooves so that the two opposite sides of the rear water stops are respectively embedded in the mounting grooves of the two pier bars;
a joint filling plate is embedded at the upper part of the expansion joint, and a sealing glue is filled in a joint at the upper part of the expansion joint;
and pouring concrete on cushion layers on two opposite sides of the expansion joint, so that the anchor bars of the pier bars are anchored in the concrete to form a bottom plate of the pool structure.
The prefabricated expansion joint structure of the pool structure has the advantages that the prefabricated expansion joint structure is manufactured in a unified standard in a factory, the quality of the prefabricated expansion joint structure can be guaranteed, a rubber water stop belt is prevented from being damaged when concrete is poured in a construction site, the water stop effect is fully exerted, the technical process of site template reinforcement is avoided, and the construction period is shortened. The prefabricated expansion joint structure of the pool structure optimizes the defects of the conventional construction method and process, provides a new thought and a new construction method of the prefabricated expansion joint, is beneficial to the popularization of the prefabricated assembly structure in China and meets the requirements of green construction and low-carbon construction.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the following drawings, in which:
fig. 1 is a schematic structural view of a prefabricated expansion joint structure of a pool structure according to an embodiment of the present invention.
Fig. 2 is a schematic structural view of a unit structure of a front end of a prefabricated expansion joint structure of a pool type structure according to an embodiment of the present invention.
Fig. 3 is a schematic structural view of a unit structure in the middle of a prefabricated expansion joint structure of a pool type structure according to an embodiment of the present invention.
Fig. 4 is a schematic structural view of a unit structure of a rear end of a prefabricated expansion joint structure of a pool type structure according to an embodiment of the present invention.
Fig. 5 is a schematic structural view of an end face of a unit structure according to an embodiment of the present invention.
Fig. 6 is a cross-sectional view of a unit structure according to an embodiment of the present invention.
Fig. 7 to 12 are schematic views illustrating steps of a construction method of a prefabricated expansion joint structure of a pool type structure according to an embodiment of the present invention.
Detailed Description
The present application is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the invention are shown in the drawings.
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Referring to fig. 1 to 12, the present invention provides a prefabricated expansion joint construction of a pool type structure including a plurality of unit structures a.
In this embodiment, the plurality of unit structures are disposed along the length direction of the expansion joint at the bottom of the pool-like structure. The plurality of unit structures a are connected end to end.
Specifically, referring to fig. 2 to 4, each unit structure a includes a support plate 1, two pier bars 2, a rear-loading water stop 3, and a caulking plate 4.
Wherein the support plate 1 is embedded in the foundation mat 5. The foundation cushion layer is poured on the foundation. Limiting ribs 11 are respectively formed on two opposite sides of the supporting plate 1. The limit protruding edge is arranged along the length direction of the expansion joint. In this embodiment, the cross section of the limiting ridge is rectangular.
As a preferred embodiment, the support plate is an inorganic plate.
The specification of the support plate is 1400mm multiplied by 3000mm multiplied by 50mm, and the support plate is used for directly pressing the framework of the prefabricated component. The supporting plate is made of silicate, inorganic fiber, mineral fiber, quartz sand, five-level waterproof paint and other materials, and contains a single-layer steel wire mesh to improve the tensile force and bearing capacity of the bottom plate. The ends of the support plate are recessed by a distance of about 50mm for reinforcing the connection of the prefabricated elements to the mat foundation.
The pier bars are prefabricated reinforced concrete bars. The two pier bars 2 are oppositely arranged. An expansion joint a is formed between the two pier bars 2. The bottom of the pier bar 2 is provided with a containing groove. The accommodating groove is arranged at one side of the pier bar. The limit protruding edges 11 of the supporting plate are embedded in the accommodating groove.
Opposite sides of the two pier bars 2 are formed with oppositely arranged mounting grooves. The shape of the mounting groove is matched with the shape and the size of one side of the rear water stop.
The tops of the opposite sides of the pier bars 2 are provided with notches b. The bottoms of the opposite sides of the pier bars 2 are extended to form reinforcing parts 22.
Referring to fig. 5 and 6, a plurality of anchor bars 21 are buried in the pier bar 2. Part of the anchoring ribs 21 extends outside the notch b. Part of the anchor rib 21 penetrates the reinforcing portion and extends to the outside of the reinforcing portion. The end face of one end of the pier bar 2 is provided with a socket. The other end of the pier bar 2 is provided with a splicing rib. The inserting ribs are inserted into the socket holes of the adjacent pier bars 2.
In this embodiment, the gap of the pier bar has a horizontal inner wall and a vertical inner wall. The top surface of the reinforcing part of the pier bar 2 is an inclined surface, and the top surface of the reinforcing part is obliquely upward and inward.
Specifically, three-level reinforcing steel bars are arranged in the pier bars, and the three-level reinforcing steel bars comprise distribution bars, stirrups and erection bars according to the mechanical properties and bending properties required by the design.
In this embodiment, a plurality of upper layer main ribs and a plurality of lower layer main ribs are embedded in the pier bar. The upper layer main rib and the lower layer main rib are respectively arranged along the length direction of the pier bar. The plurality of upper layer main ribs are arranged in a matrix. The plurality of lower layer main ribs are arranged in a matrix.
The outer hoops of the upper layer main reinforcements are provided with first hoops. The first stirrup is connected with an anchor bar. The anchoring rib of the first stirrup penetrates through the horizontal side wall of the notch and extends into the notch.
The outer hoops of the plurality of lower layer main reinforcements are provided with second hoops. The second stirrup is connected with the anchor muscle. The anchoring rib of the second stirrup penetrates through the inclined plane of the reinforcing part and extends to the outside of the reinforcing part.
In addition, the lower part and the upper part of the pier bar are respectively embedded with Z-shaped anchoring ribs. The Z-shaped anchoring rib at the lower part of the pier bar penetrates through the outer side surface of the reinforcing part and extends to the outer part of the reinforcing part. The Z-shaped anchoring ribs at the upper parts of the pier bars penetrate through the horizontal side walls of the gaps and extend to the outer sides of the gaps, so that the Z-shaped anchoring ribs are anchored in concrete of the bottom plate when the bottom plate of the pool structure is poured at a later stage.
The rear water stop 3 is a CB-type rubber water stop (with a hole in the middle), the model is 655, the specification is 450mm multiplied by 10mm, and the rear water stop is arranged in an expansion joint.
The opposite sides of the rear water stop 3 are respectively embedded in the mounting grooves of the two pier bars 2.
And the joint filling plate 4 is respectively embedded in the upper part and the lower part of the expansion joint a. A filling space is formed between the caulking plate 4 and the inner wall of the seam of the expansion seam a. The filling space is filled with sealant.
The vertical side wall of the notch b and the middle part of the opposite sides of the pier bar 2 are respectively chiseled side walls.
The middle part of mound strip 2 opposite side is installed steel sheet waterstop 6, and one side of steel sheet waterstop 6 stretches to mound strip 2's outside.
The steel plate water stop was 300mm by 3mm in size, with an upper portion of about 10cm exposed to the outside of the member.
In this embodiment, the top of mound strip is equipped with pre-buried rings. Specifically, the left and right sides of the upper surface of the pier bar are pre-buried every 1m, and the horizontal distance between the pre-buried hanging rings and the left and right sides is not smaller than 50mm. The embedded hanging ring is used for enhancing stability during hanging, the specification is C10, the diameter of the bending center is 50mm, the length of the exposed section is 50mm, and the embedded depth is 350mm.
The top of mound strip 2 is formed with a plurality of grout holes, and part grout hole communicates in the socket, and part grout hole communicates in the mounting groove.
The caulking plate 4 is a polyethylene foam plastic plate. The specification of the joint filling plate is 30mm multiplied by 200mm, the compression deformation rate is less than or equal to 3.0%, the elongation rate is more than or equal to 100%, and the water absorption rate is more than or equal to 0.005g/cm 3 Is used for filling the expansion joint and can adapt to the expansion jointThe natural expansion and contraction changes, and the sealing expansion effect of the joint can be enhanced.
The sealant is a bi-component polysulfide sealant. The specification of the sealant is 30x60mm, and the sealant is used for sealing a rear water stop in the prefabricated expansion joint component.
The end parts of pier bars 2 of unit structures A at the two ends of the prefabricated expansion joint a structure are buried with connecting sleeves inserted at the bottom ends of vertical main ribs of wall posts.
The invention provides a construction method of a prefabricated expansion joint structure of a pool structure, which comprises the following steps:
s1: as shown in fig. 7, the support plates 1 of the plurality of unit structures a are installed on the foundation along the longitudinal direction of the expansion joint a of the pool structure.
Cleaning a base plate foundation, cleaning up substrate sundries and floating soil, enabling substrate soil to be flat, clean and firm, positioning and paying off a manufacturing range of a prefabricated inorganic plate (namely a supporting plate) on the base plate, calculating the position of the prefabricated inorganic plate according to the specifications of the prefabricated inorganic plate and a component, marking points, assembling the prefabricated inorganic plate, installing the prefabricated inorganic plate in the paying-off range before pouring of a foundation mat according to the marked positions, and pouring the foundation mat after installing.
S2: with continued reference to fig. 7, the foundation mat 5 is poured on the foundation such that the support plate 1 is embedded in the foundation mat 5.
S3: as shown in fig. 8 and 9, the limiting ribs 11 of the support plate 1 are embedded into the accommodating grooves of the pier bars 2 on two opposite sides of the support plate 1, so that an expansion joint a is formed between the two pier bars 2.
The prefabricated inorganic plate is cleaned up, the surface is smooth, clean and firm, and then the containing groove below one side of the supporting plate is sleeved on the protruding limit protruding edge at the side end of the prefabricated inorganic plate, so that the prefabricated inorganic plate is firmly installed.
S4: as shown in fig. 10, the joint at the lower part of the expansion joint a is filled with a sealant, and the joint sealing plate 4 is fitted to the lower part of the expansion joint a.
And sealing the bottom of the expansion joint by using a bi-component polysulfide sealant, determining that the surface of the adhesive layer is free of cracks and bubbles, and after the surface is smooth and smooth, the adhesive coating is full and no degumming phenomenon exists, filling the joint (namely a joint filling plate) by using a low-foaming polyethylene foam plastic plate. The edge line of the joint filling plate is coincident with the structural contour line of the pier strip, and the joint part is required to be tightly screwed and is ensured to be flat.
S5: as shown in fig. 11, the rear mounting water stop 3 is installed in the installation groove of the two pier bars 2, and grouting is performed into the installation groove, so that opposite sides of the rear mounting water stop 3 are respectively embedded in the installation groove of the two pier bars 2.
After the bottom of the expansion joint is filled, a rubber water stop belt is installed, so that the expansion joint is firm and accurate in position, the central line of the rubber water stop belt is aligned with that of the expansion joint, cracks, holes and the like cannot be formed on the belt surface, and the joint of the rubber water stop belt and a pier bar is ensured to be smooth and clean after installation.
S6: as shown in fig. 12, a caulking plate 4 is fitted to the upper portion of the expansion joint a, and a sealant is filled in the joint at the upper portion of the expansion joint a.
And the joint is firmly and smoothly sealed by the low-foaming polyethylene foam plastic plate, and the top is sealed by the bi-component polysulfide sealant, so that the joint is firmly bonded with the expansion joint, and the bonding joint is required to be tidy and smooth.
S7: concrete is poured on the cushion layers 5 on the two opposite sides of the expansion joint a, so that the anchoring ribs 21 of the pier strip 2 are anchored in the concrete to form a bottom plate of the pool structure.
After the unit structure is installed, the embedded sleeves in the socket holes along the horizontal direction are connected with the splicing ribs of pier bars of the adjacent unit structures, the lower ends of the vertical main ribs of the wall body or the theme are inserted into the vertically arranged connecting sleeves at the two ends of the prefabricated expansion joint structure, the prefabricated expansion joint structure is connected with the vertical main ribs of the wall body or the cylinder, and finally grouting guide holes (some guide holes are communicated in the space), so that the rear-mounted water stop belt is embedded in slurry in the installation hole, the splicing ribs are embedded in the slurry in the socket holes, and pits at the embedded hanging rings are filled with slurry.
The prefabricated expansion joint structure of the pool structure is manufactured in a unified standard in a factory, the quality of the prefabricated expansion joint structure can be ensured, a rubber water stop belt is prevented from being damaged when concrete is poured in a construction site, the water stop effect is fully exerted, the technical process of site template reinforcement is avoided, and the construction period is shortened. The prefabricated expansion joint structure of the pool structure optimizes the defects of the conventional construction method and process, provides a new thought and a new construction method of the prefabricated expansion joint, is beneficial to the popularization of the prefabricated assembly structure in China and meets the requirements of green construction and low-carbon construction.
The foregoing description is only of the preferred embodiments of the present application and is presented as a description of the principles of the technology being utilized. It will be appreciated by persons skilled in the art that the scope of the invention referred to in this application is not limited to the specific combinations of features described above, but it is intended to cover other embodiments in which any combination of features described above or equivalents thereof is possible without departing from the spirit of the invention. Such as the above-described features and technical features having similar functions (but not limited to) disclosed in the present application are replaced with each other.

Claims (8)

1. The prefabricated expansion joint structure of the pool type structure is characterized by comprising a plurality of unit structures connected end to end, wherein the unit structures comprise
The supporting plate is embedded in the foundation cushion layer, and limiting protruding edges are respectively formed on two opposite sides of the supporting plate;
the two opposite pier bars are arranged, an expansion joint is formed between the two opposite pier bars, an accommodating groove is formed at the bottom of each pier bar, the limiting convex edges are embedded in the accommodating groove, opposite mounting grooves are formed at opposite sides of the two pier bars, gaps are formed at the tops of the opposite sides of the pier bars, reinforcing parts are formed at the bottoms of the opposite sides in an extending mode, a plurality of anchoring ribs are embedded in the pier bars, part of the anchoring ribs extend to the outer parts of the gaps, part of the anchoring ribs penetrate through the reinforcing parts and extend to the outer parts of the reinforcing parts, bearing holes are formed at the end faces of one ends of the pier bars, inserting ribs are formed at the other ends of the pier bars, and the inserting ribs are inserted into the bearing holes of the adjacent pier bars;
the two opposite sides of the rear mounting water stop are respectively embedded into the mounting grooves of the two pier bars;
the upper portion and the lower part of the expansion joint are respectively embedded with the joint filling plate, a filling space is formed between the joint filling plate and the inner wall of the joint of the expansion joint, and sealant is filled in the filling space.
2. The prefabricated expansion joint construction of pool like structures of claim 1, wherein the vertical side walls of said gap and the middle of the opposite sides of said pier bar are roughened side walls, respectively.
3. The prefabricated expansion joint construction of a pool type structure according to claim 2, wherein the middle parts of the opposite sides of the pier bars are provided with steel plate water stops, and one sides of the steel plate water stops extend to the outside of the pier bars.
4. The prefabricated expansion joint construction of a pool type structure according to claim 1, wherein a plurality of grouting holes are formed at the top of the pier bar, a part of the grouting holes are communicated with the socket holes, and a part of the grouting holes are communicated with the mounting groove.
5. The prefabricated expansion joint construction of a pool like structure according to claim 1, wherein said support plate is an inorganic plate.
6. The prefabricated expansion joint construction of a pool like structure of claim 1, wherein said caulking plate is a polyethylene foam plate.
7. The prefabricated expansion joint structure of pool type structure according to claim 1, wherein the end parts of the pier bars of the unit structures at the two ends of the prefabricated expansion joint structure are buried with connecting sleeves for inserting the bottom ends of the vertical main bars of the wall posts.
8. A construction method of a prefabricated expansion joint structure of a pool type structure according to any one of claims 1 to 7, comprising the steps of:
the supporting plates of the plurality of unit structures are arranged on the foundation along the length direction of the expansion joint of the pool structure;
pouring a foundation cushion layer on the foundation so that the supporting plate is embedded in the foundation cushion layer;
the limiting convex edges of the supporting plate are embedded into the pier bar accommodating grooves on two opposite sides of the supporting plate, so that expansion joints are formed between the two pier bars;
filling sealant into a seam at the lower part of the expansion joint, and embedding a joint filling plate at the lower part of the expansion joint;
filling rear water stops in the mounting grooves of the two pier bars, and grouting the mounting grooves so that the two opposite sides of the rear water stops are respectively embedded in the mounting grooves of the two pier bars;
a joint filling plate is embedded at the upper part of the expansion joint, and a sealing glue is filled in a joint at the upper part of the expansion joint;
and pouring concrete on cushion layers on two opposite sides of the expansion joint, so that the anchor bars of the pier bars are anchored in the concrete to form a bottom plate of the pool structure.
CN202310217747.1A 2023-03-07 2023-03-07 Prefabricated expansion joint structure of pool structure and construction method thereof Pending CN116335456A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310217747.1A CN116335456A (en) 2023-03-07 2023-03-07 Prefabricated expansion joint structure of pool structure and construction method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310217747.1A CN116335456A (en) 2023-03-07 2023-03-07 Prefabricated expansion joint structure of pool structure and construction method thereof

Publications (1)

Publication Number Publication Date
CN116335456A true CN116335456A (en) 2023-06-27

Family

ID=86885043

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310217747.1A Pending CN116335456A (en) 2023-03-07 2023-03-07 Prefabricated expansion joint structure of pool structure and construction method thereof

Country Status (1)

Country Link
CN (1) CN116335456A (en)

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