CN116556410A - Assembled retaining wall standard module and forward construction method and reverse construction method thereof - Google Patents
Assembled retaining wall standard module and forward construction method and reverse construction method thereof Download PDFInfo
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- CN116556410A CN116556410A CN202310494953.7A CN202310494953A CN116556410A CN 116556410 A CN116556410 A CN 116556410A CN 202310494953 A CN202310494953 A CN 202310494953A CN 116556410 A CN116556410 A CN 116556410A
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- retaining wall
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- standard module
- reverse filter
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- 238000010276 construction Methods 0.000 title claims abstract description 28
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 56
- 239000010959 steel Substances 0.000 claims abstract description 56
- 239000002689 soil Substances 0.000 claims abstract description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000001914 filtration Methods 0.000 claims abstract description 12
- 239000004575 stone Substances 0.000 claims abstract description 11
- 238000004519 manufacturing process Methods 0.000 claims abstract description 9
- 210000001503 joint Anatomy 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims description 11
- 239000011150 reinforced concrete Substances 0.000 claims description 9
- 238000009412 basement excavation Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 abstract description 5
- 230000005484 gravity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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
- E02D29/02—Retaining or protecting walls
- E02D29/0258—Retaining or protecting walls characterised by constructional features
- E02D29/0266—Retaining or protecting walls characterised by constructional features made up of preformed elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/02—Combinations of filters of different kinds
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/20—Securing of slopes or inclines
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/20—Securing of slopes or inclines
- E02D17/205—Securing of slopes or inclines with modular blocks, e.g. pre-fabricated
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/02—Improving by compacting
- E02D3/10—Improving by compacting by watering, draining, de-aerating or blasting, e.g. by installing sand or wick drains
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0004—Synthetics
- E02D2300/0018—Cement used as binder
- E02D2300/002—Concrete
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0026—Metals
- E02D2300/0029—Steel; Iron
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Paleontology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Agronomy & Crop Science (AREA)
- Soil Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Retaining Walls (AREA)
Abstract
The invention relates to an assembled retaining wall standard module which comprises a retaining wall body, a reverse filter box frame, a reverse filter box and a reverse filter bag, wherein the left side surface of the retaining wall body is provided with a vertical protrusion, and the right side surface of the retaining wall body is provided with a vertical groove which can be mutually and tightly embedded and matched; the top surface of the retaining wall body is provided with a transverse bulge, and the bottom surface is provided with a transverse groove which can be mutually and tightly embedded and matched; lifting holes are formed in the transverse protrusions; the front side surface of the reverse filter box frame is fixedly connected with the rear side surface of the soil retaining wall body, and the reverse filter box frame is provided with a placement opening; the reverse filter screen box is formed by wrapping broken stone with steel wire meshes, and is placed into a reverse filter screen box frame through a placement opening; the reverse filtering bag is arranged in the reverse filtering net box and is in butt joint with the opening of the water draining hole. The retaining wall standard module is a prefabricated product, the manufacturing is convenient, the surface is attractive, the standard module is embedded in a left-right self-stabilizing mode through the vertical protrusions and the vertical grooves during installation, the vertical self-stabilizing embedding is realized through the transverse protrusions and the transverse grooves, the installation is convenient, the site construction speed is high, and the construction period can be shortened.
Description
Technical Field
The invention belongs to the technical field of retaining walls, and particularly relates to an assembled retaining wall standard module and a forward construction method and a reverse construction method thereof.
Background
The gravity retaining wall is widely applied in slope retaining structures, is reliable and effective in function, but has more defects in the construction process: if the gravity retaining wall is built by rubble, the quantity of the masonry is too large, the process is complicated, and the appearance is unfavorable; if the cast-in-place concrete retaining wall is used, the construction period is long and the requirement on the working surface is high. At present, partial assembly type retaining walls are also applied, but most of the retaining walls still need to be combined with grouting, cast-in-situ or backfill and other processes.
Disclosure of Invention
The invention mainly aims to provide an assembled retaining wall standard module and a forward and reverse construction method thereof, which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the invention is realized by the following technical scheme:
an assembled retaining wall standard module, comprising
The left side surface of the soil-retaining wall body is provided with a vertical bulge, the right side surface of the soil-retaining wall body is provided with a vertical groove, and the vertical bulge and the vertical groove are symmetrically arranged left and right and can be mutually and tightly embedded and matched;
the top surface of the soil retaining wall body is provided with a transverse bulge, the bottom surface of the soil retaining wall body is provided with a transverse groove, and the transverse bulge and the transverse groove are arranged up and down symmetrically and can be mutually and tightly embedded and matched;
lifting holes are formed in the transverse protrusions;
the rear side surface to the front side surface of the retaining wall body are provided with downward-inclined water discharge holes;
the front side surface of the reverse filter box frame is fixedly connected with the rear side surface of the soil retaining wall body, and the reverse filter box frame is provided with a placement opening;
the reverse filter screen box is formed by wrapping broken stone with steel wire meshes and is placed into the reverse filter screen box frame through the placement opening;
the reverse filtering bag is arranged in the reverse filtering net box and is in butt joint with the opening of the water discharge hole.
Preferably, the reverse filter box frame and the retaining wall body are integrally cast by reinforced concrete.
Preferably, the reverse filter screen box has a rectangular structure and comprises
Four support bottom members, which are distributed in parallel left and right, and one end of each support bottom member is fixedly connected with the lower part of the rear side surface of the soil retaining wall;
the lower beam of the box frame is fixedly connected with the other ends of the four bottom supporting members;
one end of each horizontal connecting member is fixedly connected with the upper part of the rear side surface of the soil retaining wall body;
the upper beam of the box frame is fixedly connected with the other ends of the two horizontal connecting members;
the four vertical connecting members correspond to the four bottom supporting members in position, one end of each vertical connecting member is fixedly connected with the lower beam of the box frame, and the other end of each vertical connecting member is fixedly connected with the upper beam of the box frame;
the two middle connecting members are respectively arranged between the bottom supporting members and the horizontal connecting members at the left side and the right side, one end of each middle connecting member is fixedly connected with the middle part of the rear side surface of the soil retaining wall, and the other end of each middle connecting member is fixedly connected with the vertical connecting member;
wherein, two horizontal connecting members form the mouth of placing with the box frame upper beam.
Preferably, the number of the lifting holes is two, and the transverse protrusions are respectively arranged at a position which is one fifth away from the left end and the right end.
Preferably, the vertical protrusions and the vertical grooves are located in the middle of the soil retaining wall body.
Preferably, the transverse protrusions and the transverse grooves are positioned at the rear of the soil retaining wall body.
Preferably, the vertical protrusions and the vertical grooves are equal to the retaining wall in height.
Preferably, the length of the transverse bulge and the transverse groove is equal to that of the soil retaining wall body.
The positive construction method of the assembled retaining wall standard module comprises the following steps:
s1: integrally pouring a retaining wall body and a reverse filter box frame through reinforced concrete;
s2: the steel wire meshes wrap the broken stone to form a reverse filter screen box, and a reverse filter bag is arranged in the reverse filter screen box and corresponds to the water drain hole;
s3: placing the reverse filter screen box into a reverse filter screen box frame through a placement opening, and butting a reverse filter bag with a water drain hole so as to form a standard module;
s4: manufacturing a plurality of standard modules according to the method;
s5: paying off and excavating a construction site smoothly, and finishing a retaining wall foundation trench;
s6: lifting and arranging the standard module in a retaining wall foundation trench through a lifting hole;
s7: hoisting and installing other standard modules in sequence, and enabling vertical protrusions of the standard modules to be embedded into vertical grooves of adjacent standard modules in sequence until the design length is reached, so that a bottom retaining wall is formed;
s8: hoisting and installing other standard modules above the bottom retaining wall in sequence to form a second retaining wall, wherein vertical protrusions of the standard modules of the second retaining wall are sequentially embedded into vertical grooves of adjacent standard modules, and the transverse grooves are tightly embedded with the transverse protrusions of the bottom standard modules;
s9: and (3) finishing the rest layers of retaining walls according to the step S8 until the retaining wall design height is reached.
The reverse construction method of the assembled retaining wall standard module comprises the following steps:
s1: the soil retaining wall body 1 and the reverse filter box frame 2 are integrally poured through reinforced concrete;
s2: the broken stone is wrapped by the steel wire mesh to form a reverse filter screen box 3, and a reverse filter bag 4 is arranged in the reverse filter screen box 3 and corresponds to the drain hole 13;
s3: the reverse filter screen box 3 is placed in the reverse filter screen box frame 2 through a placement opening, and the reverse filter bag 4 is in butt joint with the water drain hole 13, so that a standard module is formed;
s4: manufacturing a plurality of standard modules according to the method;
s5: inserting a gate type steel plate support 5 into the bottom of the left side of a soil body of a designed retaining wall, and digging a hole, wherein the gate type steel plate support 5 consists of two vertical support plates 51 on two sides and a top horizontal support plate 52, and the size of the inner space of the gate type steel plate support is equal to the outer size of a standard module;
s6: lifting and placing the standard module in the excavated door type steel plate support 5 through the lifting hole 15;
s7: pulling out a door type steel plate support 5, inserting the door type steel plate support into the upper soil body of the installed standard module, and digging a hole for excavation;
s8: lifting the standard module and arranging the standard module in the excavated door type steel plate support 5, and downwards moving to enable the transverse groove 16 of the current standard module to be jogged and matched with the transverse bulge 14 of the lower standard module;
s9: repeating the step S7 and the step S8 until the design height of the retaining wall is reached;
s10: pulling out the gate type steel plate support 5, inserting the gate type steel plate support into soil body on the right side adjacent to the installed bottommost standard module, and digging a hole for excavation;
s11: hoisting the standard module into the excavated door type steel plate support 5 and pulling out the door type steel plate support 5;
s12: moving the current standard module leftwards to enable the vertical protrusion 12 of the current standard module to be embedded and matched with the vertical groove 11 of the standard module installed on the left side;
s13: inserting a door type steel plate support 5 into soil on the right side or the upper side adjacent to the standard module, and digging a hole;
s14: hoisting the standard modules into the excavated gate-type steel plate support 5 and pulling out the gate-type steel plate support 5, wherein the standard modules at the bottom layer move leftwards, the vertical protrusions 12 of the adjacent standard modules are jogged and matched with the vertical grooves 11, the standard modules at the upper part of the bottom layer move backwards and leftwards, the transverse grooves 16 of the adjacent standard modules are jogged and matched with the transverse protrusions 14, and the vertical protrusions 12 are jogged and matched with the vertical grooves 11;
s15: and sequentially installing the rest standard modules until the design length of the retaining wall is reached.
The invention provides an assembled retaining wall standard module and a forward and reverse construction method thereof, which have the following beneficial effects;
the retaining wall standard module is prefabricated, the manufacturing is convenient, the surface is attractive, the standard module is internally provided with two reverse filter layers of a reverse filter screen box and a reverse filter bag and a water discharge hole, the dead weight of the retaining wall can be increased instead of being used as a pressure source, the retaining wall is integrally safe and stable, the standard module is embedded in a left-right self-stabilizing manner through vertical protrusions and vertical grooves during installation, the vertical self-stabilizing embedding is realized through transverse protrusions and transverse grooves, the installation is convenient, the site construction speed is high, and the construction period can be shortened.
Drawings
FIG. 1 is a top view of a modular module of the present invention;
FIG. 2 is a front view of a modular module of the present invention;
FIG. 3 is a side view of a modular module of the present invention;
FIG. 4 is a rear view of a modular module of the present invention;
fig. 5 is a cross-sectional view of a standard module of the present invention.
Fig. 6 is a schematic view of the structure of the portal steel plate support of the present invention.
In the figure:
1. a retaining wall; 11. a vertical groove; 12. a vertical protrusion; 13. a water discharge hole; 14. a lateral protrusion; 15. lifting holes; 16. a transverse groove;
2. a reverse filter box frame; 21. a backing member; 22. a horizontal connecting member; 23. a box frame upper beam; 24. a vertical connection member; 25. a middle connecting member; 26. a box frame lower beam;
3. a reverse filter screen box;
4. filtering the bag reversely;
5. a door type steel plate support; 51. a vertical support plate; 52. a horizontal pallet.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention.
The technical solutions of the present invention will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. Furthermore, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
1-5, an assembled retaining wall standard module comprises a retaining wall body 1, a reverse filter box frame 2, a reverse filter box 3 and a reverse filter bag 4, wherein a vertical protrusion 12 is arranged on the left side surface of the retaining wall body 1, a vertical groove 11 is arranged on the right side surface of the retaining wall body 1, and the vertical protrusion 12 and the vertical groove 11 are symmetrically arranged left and right and can be mutually and tightly embedded and matched; the top surface of the retaining wall body 1 is provided with a transverse bulge 14, the bottom surface is provided with a transverse groove 16, and the transverse bulge 14 and the transverse groove 16 are arranged up and down symmetrically and can be mutually and tightly embedded and matched; lifting holes 15 are formed in the transverse protrusions 14; the rear side surface to the front side surface of the retaining wall body 1 are provided with downward-inclined water discharge holes 13; the front side surface of the reverse filter box frame 2 is fixedly connected with the rear side surface of the soil retaining wall body 1, and a placement opening is formed in the reverse filter box frame 2; the reverse filter screen box 3 is formed by wrapping broken stone with steel wire meshes, and is placed into the reverse filter screen box frame 2 through the placement opening; the reverse filtering bag 4 is arranged in the reverse filtering net box 3 and is in butt joint with the opening of the water discharge hole 13.
In a specific embodiment, the reverse filter box frame 2 and the retaining wall 1 are integrally cast from reinforced concrete.
In a specific embodiment, the counter-filter screen box 3 has a rectangular structure, and includes four bottom supporting members 21, a lower box frame beam 26, two horizontal connecting members 22, an upper box frame beam 23, four vertical connecting members 24 and two middle connecting members 25, where the four bottom supporting members 21 are arranged in parallel and dispersed left and right, and one end of each bottom supporting member is fixedly connected with the lower part of the rear side surface of the retaining wall 1; the lower box frame beam 26 is fixedly connected with the other ends of the four bottom supporting members 21; one end of each horizontal connecting member 22 is fixedly connected with the upper part of the rear side surface of the retaining wall body 1; the upper box frame beam 23 is fixedly connected with the other ends of the two horizontal connecting members 22; the four vertical connecting members 24 correspond to the four bottom supporting members 21 in position, one end of each vertical connecting member is fixedly connected with the lower box frame beam 26, and the other end of each vertical connecting member is fixedly connected with the upper box frame beam 23; two middle connecting members 25 are respectively arranged between the bottom supporting members 21 and the horizontal connecting members 22 on the left side and the right side, one end of each middle connecting member is fixedly connected with the middle part of the rear side surface of the retaining wall body 1, and the other end of each middle connecting member is fixedly connected with the vertical connecting member 24; wherein two of the horizontal connecting members 22 and the upper frame beam 23 form a placement opening.
In a specific embodiment, the vertical protrusions 12 and the vertical grooves 11 are located in the middle of the retaining wall 1.
In a specific embodiment, the lateral protrusions 14, 16 are located behind the retaining wall 1.
In a specific embodiment, the number of the lifting holes 15 is two, and the transverse protrusions 14 are respectively arranged at a position which is one fifth away from the left end and the right end.
In a specific embodiment, the vertical protrusions 12 and the vertical grooves 11 are equal to the retaining wall 1 in height.
In a specific embodiment, the lateral protrusions 14, the lateral grooves 16 are equal in length to the retaining wall 1.
The invention also provides a forward construction method of the assembled retaining wall standard module, which comprises the following steps:
s1: the soil retaining wall body 1 and the reverse filter box frame 2 are integrally poured through reinforced concrete;
s2: the broken stone is wrapped by the steel wire mesh to form a reverse filter screen box 3, and a reverse filter bag 4 is arranged in the reverse filter screen box 3 and corresponds to the drain hole 13;
s3: the reverse filter screen box 3 is placed in the reverse filter screen box frame 2 through a placement opening, and the reverse filter bag 4 is in butt joint with the water drain hole 13, so that a standard module is formed;
s4: manufacturing a plurality of standard modules according to the method;
s5: paying off and excavating a construction site smoothly, and finishing a retaining wall foundation trench;
s6: lifting and arranging the standard module in the retaining wall foundation pit through the lifting hole 15;
s7: hoisting and installing other standard modules in sequence, and enabling vertical protrusions 12 of the standard modules to be embedded into vertical grooves 11 of adjacent standard modules in sequence until the design length is reached, so that a bottom retaining wall is formed;
s8: hoisting and installing other standard modules above the bottom retaining wall in sequence to form a second retaining wall, wherein the vertical protrusions 12 of the standard modules of the second retaining wall are sequentially embedded into the vertical grooves 11 of the adjacent standard modules, and the transverse grooves 16 are tightly embedded with the transverse protrusions 14 of the bottom standard modules;
s9: and (3) finishing the rest layers of retaining walls according to the step S8 until the retaining wall design height is reached.
The assembled retaining wall standard module is a prefabricated product, is convenient to manufacture and attractive in surface, is provided with the two reverse filtering layers of the reverse filtering box 3 and the reverse filtering bag 4 and the drain hole 13, is internally provided with broken stone, can increase the dead weight of the retaining wall instead of being used as a pressure source, is safe and stable as a whole, realizes left and right self-stabilizing embedding through the vertical protrusions 12 and the vertical grooves 11 during installation, and realizes up and down self-stabilizing embedding through the transverse protrusions 14 and the transverse grooves 16, is convenient to install, has high site construction speed and can shorten the construction period.
In practical construction, a rapid construction method is required to be designed independently for places where part of space is limited or existing structures need to be protected but excavation working surfaces cannot be guaranteed.
The invention also provides a reverse construction method of the assembled retaining wall standard module, which comprises the following steps:
s1: the soil retaining wall body 1 and the reverse filter box frame 2 are integrally poured through reinforced concrete;
s2: the broken stone is wrapped by the steel wire mesh to form a reverse filter screen box 3, and a reverse filter bag 4 is arranged in the reverse filter screen box 3 and corresponds to the drain hole 13;
s3: the reverse filter screen box 3 is placed in the reverse filter screen box frame 2 through a placement opening, and the reverse filter bag 4 is in butt joint with the water drain hole 13, so that a standard module is formed;
s4: manufacturing a plurality of standard modules according to the method;
s5: inserting a door type steel plate support 5 into the bottom of the left side of a soil body of a designed retaining wall and digging a hole, wherein the door type steel plate support 5 consists of two side vertical support plates 51 and a top horizontal support plate 52, and the inner space size of the door type steel plate support is equal to the outer size of a standard module as shown in fig. 6;
the door type steel plate support 5 is used for inserting soil bodies to serve as temporary supports, and holes are dug in the soil bodies in the door type steel plate support 5 so as to install standard modules;
s6: lifting and placing the standard module in the excavated door type steel plate support 5 through the lifting hole 15;
s7: pulling out a door type steel plate support 5, inserting the door type steel plate support into the upper soil body of the installed standard module, and digging a hole for excavation;
s8: lifting the standard module and arranging the standard module in the excavated door type steel plate support 5, and downwards moving to enable the transverse groove 16 of the current standard module to be jogged and matched with the transverse bulge 14 of the lower standard module;
s9: repeating the step S7 and the step S8 until the design height of the retaining wall is reached;
s10: pulling out the gate type steel plate support 5, inserting the gate type steel plate support into soil body on the right side adjacent to the installed bottommost standard module, and digging a hole for excavation;
s11: hoisting the standard module into the excavated door type steel plate support 5 and pulling out the door type steel plate support 5;
s12: moving the current standard module leftwards to enable the vertical protrusion 12 of the current standard module to be embedded and matched with the vertical groove 11 of the standard module installed on the left side;
s13: inserting a door type steel plate support 5 into soil on the right side or the upper side adjacent to the standard module, and digging a hole;
s14: hoisting the standard modules into the excavated gate-type steel plate support 5 and pulling out the gate-type steel plate support 5, wherein the standard modules at the bottom layer move leftwards, the vertical protrusions 12 of the adjacent standard modules are jogged and matched with the vertical grooves 11, the standard modules at the upper part of the bottom layer move backwards and leftwards, the transverse grooves 16 of the adjacent standard modules are jogged and matched with the transverse protrusions 14, and the vertical protrusions 12 are jogged and matched with the vertical grooves 11;
s15: and sequentially installing the rest standard modules until the design length of the retaining wall is reached.
The method can be used for performing reverse construction under the condition that the limited space of the excavated working face cannot be ensured.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. An assembled retaining wall standard module which is characterized in that: comprising
The left side surface of the soil-retaining wall body is provided with a vertical bulge, the right side surface of the soil-retaining wall body is provided with a vertical groove, and the vertical bulge and the vertical groove are symmetrically arranged left and right and can be mutually and tightly embedded and matched;
the top surface of the soil retaining wall body is provided with a transverse bulge, the bottom surface of the soil retaining wall body is provided with a transverse groove, and the transverse bulge and the transverse groove are arranged up and down symmetrically and can be mutually and tightly embedded and matched;
lifting holes are formed in the transverse protrusions;
the rear side surface to the front side surface of the retaining wall body are provided with downward-inclined water discharge holes;
the front side surface of the reverse filter box frame is fixedly connected with the rear side surface of the soil retaining wall body, and the reverse filter box frame is provided with a placement opening;
the reverse filter screen box is formed by wrapping broken stone with steel wire meshes and is placed into the reverse filter screen box frame through the placement opening; the reverse filtering bag is arranged in the reverse filtering net box and is in butt joint with the opening of the water discharge hole.
2. A modular retaining wall standard module according to claim 1, wherein: the reverse filter box frame and the retaining wall body are formed by integrally pouring reinforced concrete.
3. A modular retaining wall standard module according to claim 1, wherein: the reverse filter screen box is of a rectangular structure and comprises
Four support bottom members, which are distributed in parallel left and right, and one end of each support bottom member is fixedly connected with the lower part of the rear side surface of the soil retaining wall;
the lower beam of the box frame is fixedly connected with the other ends of the four bottom supporting members;
one end of each horizontal connecting member is fixedly connected with the upper part of the rear side surface of the soil retaining wall body;
the upper beam of the box frame is fixedly connected with the other ends of the two horizontal connecting members;
the four vertical connecting members correspond to the four bottom supporting members in position, one end of each vertical connecting member is fixedly connected with the lower beam of the box frame, and the other end of each vertical connecting member is fixedly connected with the upper beam of the box frame;
the two middle connecting members are respectively arranged between the bottom supporting members and the horizontal connecting members at the left side and the right side, one end of each middle connecting member is fixedly connected with the middle part of the rear side surface of the soil retaining wall, and the other end of each middle connecting member is fixedly connected with the vertical connecting member;
wherein, two horizontal connecting members form the mouth of placing with the box frame upper beam.
4. A modular retaining wall standard module according to claim 1, wherein: the number of the lifting holes is two, and the positions of the transverse protrusions, which are five times away from the left end and the right end, are respectively arranged.
5. A modular retaining wall standard module according to claim 1, wherein: the vertical protrusions and the vertical grooves are located in the middle of the soil retaining wall body.
6. A modular retaining wall standard module according to claim 1, wherein: the transverse bulge and the transverse groove are positioned at the rear of the soil retaining wall body.
7. A modular retaining wall standard module according to claim 1, wherein: the vertical protrusions and the vertical grooves are equal to the soil retaining wall in height.
8. A modular retaining wall standard module according to claim 1, wherein: the length of the transverse bulge and the length of the transverse groove are equal to those of the soil retaining wall body.
9. A method of positive construction of an assembled retaining wall standard module according to any one of claims 1 to 8, comprising the steps of:
s1: integrally pouring a retaining wall body and a reverse filter box frame through reinforced concrete;
s2: the steel wire meshes wrap the broken stone to form a reverse filter screen box, and a reverse filter bag is arranged in the reverse filter screen box and corresponds to the water drain hole;
s3: placing the reverse filter screen box into a reverse filter screen box frame through a placement opening, and butting a reverse filter bag with a water drain hole so as to form a standard module;
s4: manufacturing a plurality of standard modules according to the method;
s5: paying off and excavating a construction site smoothly, and finishing a retaining wall foundation trench;
s6: lifting and arranging the standard module in a retaining wall foundation trench through a lifting hole;
s7: hoisting and installing other standard modules in sequence, and enabling vertical protrusions of the standard modules to be embedded into vertical grooves of adjacent standard modules in sequence until the design length is reached, so that a bottom retaining wall is formed;
s8: hoisting and installing other standard modules above the bottom retaining wall in sequence to form a second retaining wall, wherein vertical protrusions of the standard modules of the second retaining wall are sequentially embedded into vertical grooves of adjacent standard modules, and the transverse grooves are tightly embedded with the transverse protrusions of the bottom standard modules;
s9: and (3) finishing the rest layers of retaining walls according to the step S8 until the retaining wall design height is reached.
10. The reverse construction method of an assembled retaining wall standard module according to any one of claims 1 to 8, comprising the steps of:
s1: the soil retaining wall body 1 and the reverse filter box frame 2 are integrally poured through reinforced concrete;
s2: the broken stone is wrapped by the steel wire mesh to form a reverse filter screen box 3, and a reverse filter bag 4 is arranged in the reverse filter screen box 3 and corresponds to the drain hole 13;
s3: the reverse filter screen box 3 is placed in the reverse filter screen box frame 2 through a placement opening, and the reverse filter bag 4 is in butt joint with the water drain hole 13, so that a standard module is formed;
s4: manufacturing a plurality of standard modules according to the method;
s5: inserting a gate type steel plate support 5 into the bottom of the left side of a soil body of a designed retaining wall, and digging a hole, wherein the gate type steel plate support 5 consists of two vertical support plates 51 on two sides and a top horizontal support plate 52, and the size of the inner space of the gate type steel plate support is equal to the outer size of a standard module;
s6: lifting and placing the standard module in the excavated door type steel plate support 5 through the lifting hole 15;
s7: pulling out a door type steel plate support 5, inserting the door type steel plate support into the upper soil body of the installed standard module, and digging a hole for excavation;
s8: lifting the standard module and arranging the standard module in the excavated door type steel plate support 5, and downwards moving to enable the transverse groove 16 of the current standard module to be jogged and matched with the transverse bulge 14 of the lower standard module;
s9: repeating the step S7 and the step S8 until the design height of the retaining wall is reached;
s10: pulling out the gate type steel plate support 5, inserting the gate type steel plate support into soil body on the right side adjacent to the installed bottommost standard module, and digging a hole for excavation;
s11: hoisting the standard module into the excavated door type steel plate support 5 and pulling out the door type steel plate support 5;
s12: moving the current standard module leftwards to enable the vertical protrusion 12 of the current standard module to be embedded and matched with the vertical groove 11 of the standard module installed on the left side;
s13: inserting a door type steel plate support 5 into soil on the right side or the upper side adjacent to the standard module, and digging a hole;
s14: hoisting the standard modules into the excavated gate-type steel plate support 5 and pulling out the gate-type steel plate support 5, wherein the standard modules at the bottom layer move leftwards, the vertical protrusions 12 of the adjacent standard modules are jogged and matched with the vertical grooves 11, the standard modules at the upper part of the bottom layer move backwards and leftwards, the transverse grooves 16 of the adjacent standard modules are jogged and matched with the transverse protrusions 14, and the vertical protrusions 12 are jogged and matched with the vertical grooves 11;
s15: and sequentially installing the rest standard modules until the design length of the retaining wall is reached.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310494953.7A CN116556410A (en) | 2023-05-05 | 2023-05-05 | Assembled retaining wall standard module and forward construction method and reverse construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310494953.7A CN116556410A (en) | 2023-05-05 | 2023-05-05 | Assembled retaining wall standard module and forward construction method and reverse construction method thereof |
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| Publication Number | Publication Date |
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| CN116556410A true CN116556410A (en) | 2023-08-08 |
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|---|---|---|---|
| CN202310494953.7A Pending CN116556410A (en) | 2023-05-05 | 2023-05-05 | Assembled retaining wall standard module and forward construction method and reverse construction method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116556410A (en) |
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