CN110629789B - Assembled wallboard quick joint for underground engineering and construction method thereof - Google Patents
Assembled wallboard quick joint for underground engineering and construction method thereof Download PDFInfo
- Publication number
- CN110629789B CN110629789B CN201910898778.1A CN201910898778A CN110629789B CN 110629789 B CN110629789 B CN 110629789B CN 201910898778 A CN201910898778 A CN 201910898778A CN 110629789 B CN110629789 B CN 110629789B
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- prefabricated
- bottom plate
- wall body
- ribs
- female buckle
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/045—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/10—Tunnels or galleries specially adapted to house conduits, e.g. oil pipe-lines, sewer pipes ; Making conduits in situ, e.g. of concrete ; Casings, i.e. manhole shafts, access or inspection chambers or coverings of boreholes or narrow wells
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/16—Arrangement or construction of joints in foundation structures
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
- E02D31/025—Draining membranes, sheets or fabric specially adapted therefor, e.g. with dimples
Abstract
The invention discloses a fabricated wallboard quick connector for underground engineering and a construction method thereof, wherein the fabricated wallboard quick connector comprises a prefabricated bottom plate and a plurality of prefabricated walls spliced with the prefabricated bottom plate, and the upper end of the prefabricated bottom plate and the bottoms of the prefabricated walls are respectively provided with a male buckle and a female buckle which are completely matched with each other; the female buckle comprises a U-shaped clamping groove arranged at the bottom of the prefabricated wall body, and first stay bolt mounting holes penetrating through the prefabricated wall body and the middle U-shaped clamping groove are formed in two sides of the prefabricated wall body; the male buckle comprises a plurality of main ribs arranged in parallel and secondary ribs arranged perpendicular to the main ribs, the secondary ribs and the main ribs are fixedly connected into a whole, and the main ribs and the secondary ribs are pre-buried and fixed in the prefabricated base plate. According to the invention, through the male and female buckle steel structure water prevention and cast-in-place concrete double-layer water prevention, the secondary ribs can be used as the water stop steel plates while realizing accurate positioning, so that the connection part is ensured to be watertight, the positioning is accurate and has no deviation, and the rapid positioning can be realized during the assembly.
Description
Technical Field
The invention relates to the technical field of building materials, in particular to a fabricated wallboard quick connector for underground engineering and a construction method thereof.
Background
In the fields of large-scale infrastructure such as urban comprehensive pipe gallery construction, ecological environmental protection regulation and storage, the traditional cast-in-place reinforced concrete construction process cannot meet the requirements of construction and project construction planning because of the characteristics of projects. The assembly type construction technology is applied, the advantages of factory integrated production are utilized, underground structures are disassembled to be produced in a modular prefabrication mode, the underground structures are transported to the site to be assembled and constructed, the construction speed is greatly accelerated, the working condition that large building waste is generated and the contribution to engineering structures is small is greatly reduced, the structural cost performance is improved, and meanwhile, the productivity consumption is reduced.
However, since the underground works have a structure with a large load, the prefabricated parts are too large, and transportation and installation are very difficult, thereby having a very high cost. If the components are relatively small, the joints become critical, especially in underground works, not only are the strength requirements high, but also the reliability of water and seepage prevention needs to be considered. However, the conventional joints are difficult to meet the requirements of engineering, and particularly in the field of underground structures, the joints appearing on the market are basically in a cast-in-place reinforced concrete mode, which is contrary to the characteristics of the prefabricated structures.
Disclosure of Invention
The invention aims to provide a fabricated wallboard quick connector for underground engineering and a construction method thereof, and an effective structure and an anti-seepage system are formed.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a be used for underground works assembled wallboard quick-operation joint which characterized in that: the prefabricated wall body comprises a prefabricated bottom plate and a plurality of prefabricated wall bodies spliced with the prefabricated bottom plate, wherein male buttons and female buttons which are completely matched with each other are respectively arranged at the upper end of the prefabricated bottom plate and the bottom of the prefabricated wall body;
the female buckle comprises a U-shaped clamping groove arranged at the bottom of the prefabricated wall body, and first stay bolt mounting holes penetrating through the prefabricated wall body and the middle U-shaped clamping groove are formed in two sides of the prefabricated wall body;
the male buckle comprises a plurality of main ribs arranged in parallel and secondary ribs arranged perpendicular to the main ribs, the secondary ribs and the main ribs are fixedly connected into a whole, and the main ribs and the secondary ribs are pre-buried and fixed in the prefabricated base plate.
Furthermore, the main rib is fixed inside the prefabricated bottom plate, the secondary rib extends upwards from the inside of the prefabricated bottom plate, a second pair of pull bolt mounting holes matched with the first pair of pull bolt mounting holes are formed in the secondary rib, the secondary rib is mounted in the U-shaped clamping groove, and a pair of pull bolts penetrate through the first pair of pull bolt holes and the second pair of pull bolt holes to fixedly connect the prefabricated wall body and the prefabricated bottom plate.
Furthermore, a groove is formed in the prefabricated bottom plate, the prefabricated wall body is installed in the groove, and the width of the groove is the same as that of the prefabricated wall body.
Furthermore, grooves for containing split bolt nuts inwards are formed in the mounting positions of the split bolts on two sides of the prefabricated wall body.
Furthermore, a reserved grouting pipe is arranged in the U-shaped clamping groove.
Furthermore, the main ribs and the secondary ribs are fixed in the bottom plate through cast-in-place or prefabrication.
The invention also provides a construction method of the quick joint for the assembled wallboard of the underground engineering, which comprises the following steps:
s1, designing a male buckle and a female buckle of a prefabricated quick connector, and machining and drilling according to a diagram;
s2, mounting the female buckle in place when the side wall plate is prefabricated, mounting a grouting pipe, reserving a first pair of stay bolt mounting holes, and mounting the male buckle in place when a bottom plate is prefabricated or cast-in-place;
s3, mounting the female buckle of the prefabricated wall board on the bottom plate according to the positioning groove, and positioning and mounting the female buckle and the male buckle in place;
s4, penetrating split bolts through reserved first split bolt mounting holes and second split bolt mounting holes, connecting and positioning the male buckle and the female buckle, and adjusting the verticality of the prefabricated wall board to meet the requirement;
and S5, injecting high-strength micro-expansion cement slurry into the grouting pipe to fill gaps between the male and female buckles, and ensuring that the connecting part is waterproof.
Compared with the prior art, the invention at least comprises the following beneficial effects:
1. wallboard and bottom plate pass through notch and pin-and-box location, and the location is accurate no deviation, can realize quick location when the equipment.
2. The male and female buttons are made of steel structure materials, and the strength can be adjusted according to the size of a wall body.
3. The male and female buttons are simple to connect and quick and efficient to install; and the factory prefabrication efficiency is high.
4. Double-deck waterproof, waterproof and cast in situ concrete double-deck waterproof through pin and box steel construction, the effect that the secondary rib acted as the stagnant water steel sheet when realizing the location accuracy ensures that the connection position is water-tight.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of a prefabricated wall according to the present invention;
FIG. 3 is a schematic view of a prefabricated base panel according to the present invention;
in the figure: 1-prefabricating a bottom plate; 2, prefabricating a wall body; 3-male buckle, 31-main rib, 32-secondary rib and 33-second split bolt mounting hole; 4-a female buckle, 41-a U-shaped clamping groove, 42-a first split bolt mounting hole and 5-a first groove; 6-a second groove; 7-grouting pipe; 8-split bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It is to be noted that the experimental methods described in the following embodiments are all conventional methods unless otherwise specified, and the reagents and materials, if not otherwise specified, are commercially available; in the description of the present invention, the terms "lateral", "longitudinal", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present application, it is further noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
As shown in fig. 1 to 3, the present embodiment provides a quick coupling for an underground construction fabricated wallboard,
the prefabricated wall body comprises a prefabricated bottom plate 1 and a plurality of prefabricated wall bodies 2 which are spliced with the prefabricated bottom plate 1, wherein male buckles 3 and female buckles 4 which are completely matched with each other are respectively arranged at the upper end of the prefabricated bottom plate 1 and the bottom of the prefabricated wall body 2;
the female buckle 4 comprises a U-shaped clamping groove 41 arranged at the bottom of the prefabricated wall body 2, and two sides of the prefabricated wall body 2 are provided with first stay bolt mounting holes 42 penetrating through the prefabricated wall body 2 and the middle U-shaped clamping groove 41;
the male buckle 3 comprises a plurality of main ribs 31 arranged in parallel and secondary ribs 32 arranged perpendicular to the main ribs 31, the secondary ribs 32 and the main ribs 31 are fixedly connected into a whole, and the main ribs 31 and the secondary ribs 32 are pre-buried and fixed in the prefabricated bottom plate 1.
In the above embodiment, the box 4 and the pin 3 form a mortise-tenon joint structure for connection, the bottom plate and the wall body are prefabricated, and then the pin 3 and the box 4 are connected for installation, so that the construction period can be greatly shortened.
In a further preferred embodiment, the main rib 31 is fixed inside the prefabricated bottom plate 1, the secondary rib 32 extends upwards from inside the prefabricated bottom plate 1, a second pair of tie bolt mounting holes 33 matched with the first pair of tie bolt mounting holes 42 are formed in the secondary rib 32, the secondary rib 32 is mounted in the U-shaped slot 41, and tie bolts 8 pass through the first pair of tie bolt holes and the second pair of tie bolt holes to fixedly connect the prefabricated wall 2 and the prefabricated bottom plate 1.
In the above embodiment, the second bolt holes are formed in the secondary ribs 32, the split bolts 8 can sequentially pass through the bolt holes in the prefabricated wall 2 and the bolt holes in the secondary ribs 32, the prefabricated wall 2 and the bottom plate are assembled, the secondary ribs 32 extend into the U-shaped clamping grooves 41 in the prefabricated wall 2, and the secondary ribs 32 can serve as water-stop steel plates while fixing the male fasteners 3 and the female fasteners 4, so that water leakage is prevented.
In a further preferred embodiment, a first groove 5 is formed in the prefabricated base plate 1, the prefabricated wall 2 is installed in the first groove 5, and the width of the first groove 5 is the same as the width of the prefabricated wall 2.
In the above embodiment, the prefabricated bottom plate 1 is provided with the first groove 5, the prefabricated wall 2 is installed in the first groove 5, preliminary positioning can be performed, and the prefabricated wall 2 is just placed in the first groove 5.
In a further preferred embodiment, second grooves 6 for inwardly accommodating nuts of the split bolts 8 are formed at the mounting positions of the split bolts 8 on two sides of the prefabricated wall body 2.
In the above embodiment, the two sides of the prefabricated wall 2 are provided with the second grooves 6 for accommodating the nuts of the split bolts 8, so that the nuts of the split bolts 8 are prevented from protruding out of the two sides of the prefabricated wall 2.
In a further preferred embodiment, a reserved grouting pipe 7 is arranged in the U-shaped clamping groove 41.
In the above described embodiment, the joint voids are filled through the grout pipe 7, thereby forming an effective structural, impervious system.
In a further preferred embodiment, the primary ribs 31 and the secondary ribs 32 are fixed in the floor by casting or prefabrication.
The invention provides a construction method of a rapid joint for an assembled wallboard of an underground engineering, which comprises the following steps:
s1, designing a male buckle 3 and a female buckle 4 of a prefabricated quick connector, and machining and drilling according to a diagram;
s2, mounting the female buckle 4 in place when the side wall plate is prefabricated, mounting the grouting pipe 7, reserving a first pair of stay bolt mounting holes 42, and mounting the male buckle 3 in place when the bottom plate is prefabricated or cast in place;
s3, mounting the female buckle 4 of the prefabricated wall board on a bottom plate according to the positioning groove, and positioning and mounting the female buckle 4 and the male buckle 3 in place;
s4, penetrating the split bolts 8 through the reserved first split bolt mounting holes 42 and the reserved second split bolt mounting holes 33, connecting and positioning the male buckle 3 and the female buckle 4, and adjusting the verticality of the prefabricated wall board to meet the requirement;
and S5, injecting high-strength micro-expansion cement slurry into the grouting pipe 7 to fill gaps between the male buckle and the female buckle 4 so as to ensure that the connecting part is waterproof.
In the above embodiment, the male buckle 3 and the female buckle 4 of the prefabricated quick connector are designed, and are processed and drilled according to the diagram, the male buckle 3 and the female buckle 4 are made of steel structures, and the thickness of the male buckle needs to meet the structural support requirement and the waterproof requirement.
And (3) penetrating the split bolts 8 through the reserved first split bolt mounting holes 42 and the second split bolt mounting holes 33, connecting and positioning the male buckle 3 and the female buckle 4, and adjusting the verticality of the prefabricated wall body 2 to meet the requirement.
And injecting high-strength micro-expansion cement slurry into the grouting pipe 7 to fill the gaps between the male buckle and the female buckle 4 so as to ensure that the connecting part is waterproof.
Furthermore, the joint component can form an effective waterproof system, and the seepage prevention of the continuous two layers of steel plates of the male buckle 3 and the female buckle 4 is very reliable.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and do not limit the spirit and scope of the present invention. Various modifications and improvements of the technical solutions of the present invention may be made by those skilled in the art without departing from the design concept of the present invention, and the technical contents of the present invention are all described in the claims.
Claims (6)
1. The quick connector for the assembled wall boards for underground engineering is characterized by comprising a prefabricated bottom board and a plurality of prefabricated walls spliced with the prefabricated bottom board, wherein the upper end of the prefabricated bottom board and the bottoms of the prefabricated walls are respectively provided with a male buckle and a female buckle which are completely matched with each other;
the female buckle comprises a U-shaped clamping groove arranged at the bottom of the prefabricated wall body, and first stay bolt mounting holes penetrating through the prefabricated wall body and the middle U-shaped clamping groove are formed in two sides of the prefabricated wall body;
the male buckle comprises a plurality of main ribs arranged in parallel and secondary ribs arranged perpendicular to the main ribs, the secondary ribs and the main ribs are fixedly connected into a whole, and the main ribs and the secondary ribs are pre-buried and fixed in the prefabricated bottom plate; the main rib is fixed inside the prefabricated bottom plate, the secondary rib extends upwards from the inside of the prefabricated bottom plate, the secondary rib is provided with a second counter bolt mounting hole matched with the first counter bolt mounting hole in position, the secondary rib is mounted in the U-shaped clamping groove, and a counter bolt penetrates through the first counter bolt hole and the second counter bolt hole to fixedly connect the prefabricated wall body and the prefabricated bottom plate.
2. The assembled wallboard quick connector of claim 1, wherein: the prefabricated wall body is characterized in that a first groove is formed in the prefabricated bottom plate, the prefabricated wall body is installed in the first groove, and the width of the first groove is the same as that of the prefabricated wall body.
3. The assembled wallboard quick connector of claim 1, wherein: and second grooves for inwards accommodating split bolt nuts are arranged at the mounting positions of the split bolts on two sides of the prefabricated wall body.
4. The assembled wallboard quick connector of claim 1, wherein: and a reserved grouting pipe is arranged in the U-shaped clamping groove.
5. The assembled wallboard quick connector of claim 1, wherein: the main ribs and the secondary ribs are fixed in the bottom plate through cast-in-place or prefabrication.
6. The construction method of the assembled type wall panel quick joint for the underground works as claimed in claim 1, wherein: the method comprises the following steps:
s1, designing a male buckle and a female buckle of a prefabricated quick connector, and machining and drilling according to a diagram;
s2, mounting the female buckle in place when the side wall plate is prefabricated, mounting a grouting pipe, reserving a first pair of stay bolt mounting holes, and mounting the male buckle in place when a bottom plate is prefabricated or cast-in-place;
s3, mounting the female buckle of the prefabricated wall board on the bottom plate according to the positioning groove, and positioning and mounting the female buckle and the male buckle in place;
s4, penetrating split bolts through reserved first split bolt mounting holes and second split bolt mounting holes, connecting and positioning the male buckle and the female buckle, and adjusting the verticality of the prefabricated wall board to meet the requirement;
and S5, injecting high-strength micro-expansion cement slurry into the grouting pipe to fill the gap between the male buckle and the female buckle, and ensuring the waterproof of the connecting part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910898778.1A CN110629789B (en) | 2019-09-23 | 2019-09-23 | Assembled wallboard quick joint for underground engineering and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910898778.1A CN110629789B (en) | 2019-09-23 | 2019-09-23 | Assembled wallboard quick joint for underground engineering and construction method thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN110629789A CN110629789A (en) | 2019-12-31 |
| CN110629789B true CN110629789B (en) | 2021-04-02 |
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| CN201910898778.1A Active CN110629789B (en) | 2019-09-23 | 2019-09-23 | Assembled wallboard quick joint for underground engineering and construction method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113189312A (en) * | 2021-04-27 | 2021-07-30 | 中国一冶集团有限公司 | Simulation assembly type prefabricated wall grouting process test system |
| CN113494146A (en) * | 2021-07-29 | 2021-10-12 | 上海隧道工程有限公司 | Construction method of underground structure side wall |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20070111431A (en) * | 2007-10-29 | 2007-11-21 | 백경종 | The connection method of the assembly p.c culvert which applies the inner fixation system |
| CN106351208A (en) * | 2016-10-11 | 2017-01-25 | 上海市政工程设计研究总院（集团）有限公司 | Prefabricated underground diaphragm wall vertical-splicing structure |
| CN106436893A (en) * | 2016-11-11 | 2017-02-22 | 鹤壁东江建筑工业科技有限公司 | Fully-prefabricated structure and construction method thereof |
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