CN211172069U - Backfill ceramsite prefabricated reinforced retaining wall structure - Google Patents

Backfill ceramsite prefabricated reinforced retaining wall structure Download PDF

Info

Publication number
CN211172069U
CN211172069U CN201921430126.7U CN201921430126U CN211172069U CN 211172069 U CN211172069 U CN 211172069U CN 201921430126 U CN201921430126 U CN 201921430126U CN 211172069 U CN211172069 U CN 211172069U
Authority
CN
China
Prior art keywords
prefabricated
retaining
ceramsite
backfill
main
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201921430126.7U
Other languages
Chinese (zh)
Inventor
高洪梅
高峰
王志华
孙晋晶
申志福
夏云刚
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nanjing Jiou Underground Space Technology Co ltd
Nanjing Tech University
Original Assignee
Nanjing Jiou Underground Space Technology Co ltd
Nanjing Tech University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nanjing Jiou Underground Space Technology Co ltd, Nanjing Tech University filed Critical Nanjing Jiou Underground Space Technology Co ltd
Priority to CN201921430126.7U priority Critical patent/CN211172069U/en
Application granted granted Critical
Publication of CN211172069U publication Critical patent/CN211172069U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model relates to a backfill ceramsite prefabricated reinforced retaining wall structure, which has simple structure, convenient construction and environmental protection, wherein, a prefabricated wall main body (1) is formed by splicing a plurality of prefabricated retaining wall blocks without using a template, thereby shortening the construction period to a great extent, saving materials and reducing the manufacturing cost; the reinforcement belt (4) behind the reinforced retaining wall is wrapped by fiber cement mortar (10), so that the bonding force between the reinforcement belt and the ceramsite backfill soil (3) is increased, and the stability of the reinforced retaining wall is improved; and the ceramsite backfill soil (3) is light ceramsite soil, so that the self weight of the backfill soil is reduced, the lateral soil pressure acting on the reinforced retaining wall is reduced, and the safety of the structure is improved. In addition, the ceramsite soil can be prepared by sintering engineering waste soil, can be used as a waste, and accords with the concept of sustainable development.

Description

Backfill ceramsite prefabricated reinforced retaining wall structure
Technical Field
The utility model relates to a prefabricated muscle barricade structure that adds of haydite backfills belongs to geotechnical engineering technical field.
Background
The reinforced retaining wall is characterized in that tie bars are added into soil, and the deformation condition of a soil body and the engineering characteristics of the soil body are improved by utilizing the friction effect between the tie bars and the soil, so that the aim of stabilizing the soil body is fulfilled. 1963 French scholars Henry Vidal (Henri Vidal) first studied the effect of reinforcement in the soil and then put it into practice. In the next decades, reinforced retaining wall structures are developed rapidly and are more and more applied to the fields of highways, railways, municipal engineering, hydraulic engineering and the like, and the problem of the bonding force between the reinforcement belts and the backfill soil in the reinforced retaining wall structure is a hot point all the time. The existing reinforced retaining wall structure is from the perspective of improving the main structure of the retaining wall prefabricated wall, the improvement of the binding power between the tie bars and the backfill soil and the study of the backfill soil material with high quality after the wall is selected are rarely considered.
The retaining wall structure is formed by superposing a plurality of single-layer retaining wall structures as disclosed in Chinese patent CN207775923U, each single-layer retaining wall structure comprises grid geotextile and a panel layer connected with the grid geotextile, the panel layer is formed by transversely placing and superposing a plurality of waste tires after being cut and flattened, each flattened waste tire is fixedly connected with the grid geotextile through a geotextile band, the grid geotextile is embedded into tamped plain soil, and tamped plain soil is also filled between the panel layer and the grid geotextile. Although the method is low in cost and simple and convenient to construct, the bonding force between the rib belts of the reinforced retaining wall and the filling materials is not enhanced, and the bearing capacity and the stability of the retaining wall are not obviously improved.
For example, the reinforced earth retaining wall and the construction method thereof disclosed in chinese patent CN106337434A, the reinforced earth retaining wall comprises a panel, a rib band, filling soil and a panel foundation, wherein the panel is installed on the panel foundation, the filling soil is filled in one side of the panel, the rib band is arranged in the filling soil in layers, one end of each layer of the rib band is connected with the panel, the rib band is in a trapezoid shape, the upper bottom of the trapezoid is close to the panel, and the lower bottom is far away from the panel. The device can bear larger soil pressure when the total area of the rib belts is the same; or under the condition of bearing the same soil pressure, the using amount of the reinforcing strips is saved. But the bonding force between the added ribs and the backfill soil is limited, and the filling material behind the wall adopts the common backfill soil, so that the wall has great self-weight and poor anti-seismic performance compared with the ceramsite backfill soil.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a prefabricated muscle retaining wall structure that adds of haydite is backfilled is provided, has the strong advantage of anti-seismic performance to and possess higher stability, application scope is more extensive.
The utility model discloses a solve above-mentioned technical problem and adopt following technical scheme: the utility model designs a backfilling ceramsite prefabricated reinforced retaining wall structure, which comprises a prefabricated wall main body, a bottom plate, ceramsite backfilling, each ribbed belt, each inclined strut and each drain pipe;
the prefabricated wall comprises a prefabricated wall body, a bottom plate, a prefabricated wall main body, ceramsite backfill, reinforcing strips, fiber cement mortar and a plurality of reinforcing strips, wherein the bottom plate is horizontally arranged, the prefabricated wall main body is vertically and fixedly arranged on the bottom plate, the ceramsite backfill is arranged on one side of the prefabricated wall main body, the reinforcing strips are horizontally arranged in the ceramsite backfill, one end of each reinforcing strip is fixedly connected with the side surface, facing the ceramsite backfill, of the prefabricated wall main body, and the contact part of each reinforcing strip and the ceramsite backfill is wrapped by the fiber cement mortar;
each inclined strut is positioned at the other side of the prefabricated wall main body, one end of each inclined strut is fixedly arranged on the upper surface of the bottom plate and corresponds to the area of one side, back to the ceramsite backfill, of the prefabricated wall main body, the other end of each inclined strut is fixedly connected with the side, back to the ceramsite backfill, of the prefabricated wall main body, and each inclined strut is used for fixing the prefabricated wall main body;
each drain pipe is arranged in the prefabricated wall main body, and two ends of each drain pipe respectively penetrate through two sides, opposite to the ceramsite backfill soil and the inclined strut, of the prefabricated wall main body, and the port position, corresponding to the ceramsite backfill soil side, of each drain pipe is higher than the port position, corresponding to the inclined strut side, of each drain pipe.
As an optimal technical solution of the utility model: the prefabricated wall comprises a prefabricated wall body and is characterized by further comprising a capping beam, wherein the size of the plane of the capping beam is matched with the size of the top surface of the prefabricated wall body, and the capping beam is fixedly arranged on the top surface of the prefabricated wall body.
As an optimal technical solution of the utility model: still include geotechnological cloth, geotechnological cloth lays in on the prefabricated wall main part, towards the side of haydite backfill soil.
As an optimal technical solution of the utility model: the prefabricated wall main body comprises prefabricated retaining wall blocks, and the prefabricated retaining wall main body is formed by all the prefabricated retaining wall blocks in a coplanar manner in a transverse connection and longitudinal stacking manner;
each prefabricated retaining wall block is vertically and fixedly provided with each threaded rod, the bottom end of each threaded rod protrudes out of the bottom surface of the corresponding prefabricated retaining wall block by a preset length a, the top end of each threaded rod is separated from the top surface of the corresponding prefabricated retaining wall block by a preset length b, and each position, corresponding to the top end of each threaded rod, of the top surface of the prefabricated retaining wall block is provided with a connecting hole with the depth of c, wherein a is less than c and less than b; each drain pipe is arranged in each prefabricated wall block, and two ends of each drain pipe respectively penetrate through two sides of each prefabricated wall block, and the position of a port on one side of each drain pipe is higher than that of a port on the other side of each drain pipe;
in transverse connection, two adjacent prefabricated retaining wall blocks are connected between opposite side edges of each other through mutually matched clamping connecting pieces which are respectively arranged on the corresponding side edges of the two prefabricated retaining wall blocks, the top surface of each clamping connecting piece is flush with the top surface of each prefabricated retaining wall block, and the bottom surface of each clamping connecting piece is flush with the bottom surface of each prefabricated retaining wall block; in longitudinal stacking, the bottom surfaces and the top surfaces of the upper prefabricated retaining wall block and the lower prefabricated retaining wall block which are opposite to each other are connected in a mode that the bottom ends of the protruding threaded rods on the bottom surface of the upper prefabricated retaining wall block are butted with the connecting holes on the top surface of the lower prefabricated retaining wall block;
based on the prefabricated wall main body formed by the prefabricated retaining wall blocks, the end parts, fixedly connected with the side surfaces of the prefabricated wall main body, of the rib belts are respectively inserted between the prefabricated retaining wall blocks and fixedly connected with the threaded rods at corresponding positions; and the position of the port corresponding to one side of the ceramsite backfill is higher than the position of the port corresponding to one side of the inclined strut on each drain pipe in each prefabricated retaining wall block.
As an optimal technical solution of the utility model: during vertically piling up, based on prefabricated barricade piece top surface in below and the cement mortar of filling in each connecting hole, realize that each outstanding threaded rod bottom in prefabricated barricade piece bottom surface in top docks each connecting hole of prefabricated barricade piece top surface in below.
As an optimal technical solution of the utility model: and each drain pipe in each prefabricated wall block is uniformly distributed in the corresponding prefabricated wall block.
As an optimal technical solution of the utility model: the fiber cement mortar comprises, by weight, 40-60 parts of cement, 20-30 parts of water, 10-30 parts of fly ash and 10-15 parts of fiber.
As an optimal technical solution of the utility model: the grain diameter range of the ceramsite backfill is 1mm-32mm, and the particle stacking density range is 0.3g/cm3-1.2g/cm3
A prefabricated muscle retaining wall structure that adds of haydite backfills, technical scheme compares with prior art more than adopting has following technological effect:
the designed backfilling ceramsite prefabricated reinforced retaining wall structure is simple in structure, convenient and fast to construct and environment-friendly, wherein the prefabricated wall main body is formed by splicing a plurality of prefabricated retaining wall blocks without using a template, so that the construction period is shortened to a great extent, materials are saved, and the manufacturing cost is reduced; the reinforcement belt behind the reinforced retaining wall is wrapped by fiber cement mortar, so that the bonding force between the reinforcement belt and ceramsite backfill soil is increased, and the stability of the reinforced retaining wall is improved; and the ceramsite backfill soil is light ceramsite soil, so that the self weight of the backfill soil is reduced, the lateral soil pressure acting on the reinforced retaining wall is reduced, and the safety of the structure is improved. In addition, the ceramsite soil can be prepared by sintering engineering waste soil, can be used as a waste, and accords with the concept of sustainable development.
Drawings
FIG. 1 is a top view of the prefabricated retaining wall block in the backfilled ceramsite prefabricated reinforced retaining wall structure of the present invention;
FIG. 2 is the utility model relates to a structure elevation of prefabricated retaining wall piece among prefabricated reinforced retaining wall structure of haydite backfilling
FIG. 3 is a schematic view of a fiber cement mortar wrapping rib belt in the backfilled ceramsite prefabricated reinforced retaining wall structure according to the present invention;
figure 4 is the utility model relates to a backfill haydite prefabricated reinforced retaining wall structure sketch map.
The prefabricated wall comprises a prefabricated wall body 1, a bottom plate 2, ceramsite backfill 3, a rib belt 4, an inclined strut 5, a drain pipe 6, a capping beam 7, geotextile 8, a threaded rod 9, fiber cement mortar 10, a clamping connecting piece 11 and a connecting hole 12.
Detailed Description
The following description will be provided to further explain embodiments of the present invention in detail with reference to the accompanying drawings.
The utility model discloses a backfill haydite prefabricated reinforced retaining wall structure, in the middle of the practical application, as shown in FIG. 4, specifically include prefabricated wall main part 1, bottom plate 2, haydite backfill soil 3, capping beam 7, geotechnological cloth 8, each fillet area 4, each bracing 5, each drain pipe 6.
Wherein, the bottom plate 2 is horizontally arranged, the prefabricated wall main body 1 is vertically and fixedly arranged on the bottom plate 2, the ceramsite backfill 3 is arranged on one side of the prefabricated wall main body 1, in the practical application, the particle size range of the ceramsite backfill 3 is 1mm-32mm, and the particle stacking density range is 0.3g/cm3-1.2g/cm3Each rib 4 is horizontally arranged in the ceramsite backfilling 3, one end of each rib 4 is fixedly connected with the side surface of the prefabricated wall body 1 facing the ceramsite backfilling 3, and as shown in figure 3, each rib 4 is fixedly connected with the side surface of the prefabricated wall body 1 facing the ceramsite backfilling 3The contact part of the belt 4 and the ceramsite backfill 3 is wrapped by fiber cement mortar 10, and in practical application, the proportion of the fiber cement mortar 10 is 40-60 parts of cement, 20-30 parts of water, 10-30 parts of fly ash and 10-15 parts of fiber.
Each inclined strut 5 is located on the other side of the prefabricated wall main body 1, one end of each inclined strut 5 is fixedly arranged on the upper surface of the bottom plate 2 and corresponds to an area of one side, back to the ceramsite backfill 3, of the prefabricated wall main body 1, the other end of each inclined strut 5 is fixedly connected with the side, back to the ceramsite backfill 3, of the prefabricated wall main body 1, each inclined strut 5 is used for fixing the prefabricated wall main body 1, and in practical application, an included angle between each inclined strut 5 and the upper surface of the bottom plate 2 is designed to be 30-60 degrees.
Each drain pipe 6 is arranged in the prefabricated wall body 1, and two ends of each drain pipe 6 respectively penetrate through two sides of the prefabricated wall body 1 opposite to the ceramsite backfill 3 and the inclined strut 5, and the port position of each drain pipe 6 corresponding to one side of the ceramsite backfill 3 is higher than the port position of each drain pipe 6 corresponding to one side of the inclined strut 5.
The size of the plane of the capping beam 7 is matched with the size of the top surface of the prefabricated wall main body 1, the capping beam 7 is fixedly arranged on the top surface of the prefabricated wall main body 1, and in practical application, the height of the capping beam 7 is 25cm-40 cm; and the geotextile 8 is laid on the side surface of the prefabricated wall main body 1 facing the ceramsite backfill soil 3.
In practical application, the prefabricated wall main body 1 is specifically designed to comprise all prefabricated retaining wall blocks, and all the prefabricated retaining wall blocks are connected in a transverse connection and longitudinally stacked mode to form the prefabricated wall main body 1 in a coplanar mode;
as shown in fig. 1 and 2, each prefabricated retaining wall block is vertically and fixedly provided with each threaded rod 9, the bottom end of each threaded rod 9 protrudes out of the bottom surface of the corresponding prefabricated retaining wall block by a preset length a, the top end of each threaded rod 9 is spaced from the top surface of the corresponding prefabricated retaining wall block by a preset length b, and each position of the top surface of the prefabricated retaining wall block, which corresponds to the top end of each threaded rod 9, is provided with a connecting hole 12 with the depth of c, wherein a < c < b; each drain pipe 6 is arranged in each prefabricated retaining wall block, two ends of each drain pipe 6 respectively penetrate through two sides of each prefabricated retaining wall block, the port position of one side of each drain pipe 6 is higher than the port position of the other side of each drain pipe, in practical application, each threaded rod 9 adopts a threaded steel bar with the diameter of 15-30 mm, each threaded rod 9 is arranged in each prefabricated retaining wall block, and the distance between each threaded rod 9 and the side, facing the ceramsite backfill soil 3, of the prefabricated retaining wall block is 10-30 cm; each drain pipe 6 in each prefabricated retaining wall piece, evenly distributed in corresponding prefabricated retaining wall piece.
In transverse connection, as shown in fig. 1, two adjacent prefabricated retaining wall blocks are connected between opposite side edges of each other through clamping connecting pieces 11 which are matched with each other and are respectively arranged on the corresponding side edges of the two prefabricated retaining wall blocks, the top surface of each clamping connecting piece 11 is flush with the top surface of each prefabricated retaining wall block, and the bottom surface of each clamping connecting piece 11 is flush with the bottom surface of each prefabricated retaining wall block; in the longitudinal stacking process, the bottom surfaces and the top surfaces of the upper prefabricated retaining wall block and the lower prefabricated retaining wall block which are opposite to each other are connected in a mode that the bottom ends of the protruding threaded rods 9 on the bottom surface of the upper prefabricated retaining wall block are in butt joint with the connecting holes 12 on the top surface of the lower prefabricated retaining wall block, and in practical application, the bottom ends of the protruding threaded rods 9 on the bottom surface of the upper prefabricated retaining wall block are in butt joint with the connecting holes 12 on the top surface of the lower prefabricated retaining wall block based on cement mortar filled in the top surface of the lower prefabricated retaining wall block and the connecting holes.
Based on the prefabricated wall main body 1 formed by the prefabricated retaining wall blocks, the end parts, fixedly connected with the side surface of the prefabricated wall main body 1, of the rib belts 4 are respectively inserted between the prefabricated retaining wall blocks and fixedly connected with the threaded rods 9 at corresponding positions; the position of the port corresponding to one side of the ceramsite backfill soil 3 is higher than the position of the port corresponding to one side of the inclined strut 5 on each drain pipe 6 in each prefabricated wall block.
To the prefabricated reinforced retaining wall structure of the above-mentioned design backfill haydite, the utility model discloses further design the construction method to this structure, including following step.
And step A, cleaning and leveling the field according to the construction design requirement.
And step B, casting a concrete bottom plate 2 in situ, and reserving an inclined strut 5 and an embedded clamping groove at the bottom of the prefabricated wall main body 1 on the bottom plate 2.
And C, splicing a layer of prefabricated retaining wall blocks above the bottom plate 2 according to the clamping groove position of the bottom plate 2, and paving geotextile 8 on one side, facing the ceramsite backfill 3, of the prefabricated retaining wall blocks after splicing.
And D, paving and compacting the ceramsite backfill 3, wherein in practical application, each layer of the ceramsite backfill 3 is paved, a rolling machine is adopted for rolling or a vibrating plate compactor is adopted for vibrating and compacting for at least 3 times, and the compacting pressure is not more than 50kPa until the volume of the ceramsite backfill 3 is reduced by 10% or the height of the ceramsite backfill is reduced by 0.1 m.
And E, spraying the fiber cement mortar 10 by using a concrete sprayer.
And F, horizontally paving the rib belts 4 on the fiber cement mortar 10, and paving the rib belts 4 on the compacted and leveled ceramsite backfill soil 3 in a radial manner.
And G, cement mortar filled in the top surfaces of the prefabricated wall blocks and the connecting holes 12 after the prefabricated wall blocks are spliced is spliced with the prefabricated wall blocks on the upper layer, the bottom ends of the protruding threaded rods 9 on the bottom surface of the prefabricated wall block on the upper layer are butted with the connecting holes 12 on the top surface of the prefabricated wall block on the lower layer, and geotechnical cloth 8 is laid on one side, facing the ceramsite backfill 3, of the prefabricated wall block on the upper layer.
And H, paving ceramsite backfill 3 above the rib belts 4, and spraying fiber cement mortar 10 by using a concrete sprayer.
And step I, repeating the step D to the step H until the design elevation of the prefabricated wall main body 1 is reached.
And J, after the construction of the prefabricated wall main body 1 is completed, laying each inclined strut 5 aiming at one side of the prefabricated wall main body 1 back to the ceramsite backfill 3, wherein one end of each inclined strut 5 is fixed in a corresponding clamping groove of the bottom plate 2, and the other end of each inclined strut 5 is fixed on a corresponding side surface of the prefabricated wall main body 1.
And K, casting a capping beam 7 on the top surface of the prefabricated wall main body 1 in situ.
The backfill ceramsite prefabricated reinforced retaining wall structure and the construction method designed by the technical scheme have the advantages of simple structure, convenience and quickness in construction and environmental friendliness, wherein the prefabricated wall main body 1 is formed by splicing a plurality of prefabricated retaining wall blocks without using a template, so that the construction period is shortened to a great extent, materials are saved, and the manufacturing cost is reduced; the reinforcement belt 4 behind the reinforced retaining wall is wrapped by fiber cement mortar 10, so that the bonding force between the reinforcement belt and the ceramsite backfill 3 is increased, and the stability of the reinforced retaining wall is improved; and the ceramsite backfill soil 3 is light ceramsite soil, so that the self weight of the backfill soil is reduced, the lateral soil pressure acting on the reinforced retaining wall is reduced, and the safety of the structure is improved. In addition, the ceramsite soil can be prepared by sintering engineering waste soil, can be used as a waste, and accords with the concept of sustainable development.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims (7)

1. The utility model provides a backfill haydite prefabricated reinforced retaining wall structure which characterized in that: comprises a prefabricated wall main body (1), a bottom plate (2), ceramsite backfill (3), each rib belt (4), each inclined strut (5) and each drain pipe (6);
the prefabricated wall comprises a bottom plate (2), prefabricated wall main bodies (1), ceramsite backfill (3), reinforcing strips (4), fiber cement mortar (10), a plurality of reinforcing strips (4) and a plurality of reinforcing strips, wherein the bottom plate (2) is horizontally arranged, the prefabricated wall main bodies (1) are vertically and fixedly arranged on the bottom plate (2), the ceramsite backfill (3) is arranged on one side of the prefabricated wall main bodies (1), the reinforcing strips (4) are horizontally arranged in the ceramsite backfill (3), one end of each reinforcing strip (4) is fixedly connected with the side surface, facing the ceramsite backfill (3), of the prefabricated wall main bodies (1), and the contact part of each reinforcing strip (4) and the ceramsite backfill (3) is wrapped by the fiber; each inclined strut (5) is positioned at the other side of the prefabricated wall main body (1), one end of each inclined strut (5) is fixedly arranged on the upper surface of the bottom plate (2) and corresponds to the area of one side of the prefabricated wall main body (1) back to the ceramsite backfill (3), the other end of each inclined strut (5) is fixedly connected with the side surface of the prefabricated wall main body (1) back to the ceramsite backfill (3), and each inclined strut (5) is used for fixing the prefabricated wall main body (1);
each drain pipe (6) is arranged in the prefabricated wall body (1), and two ends of each drain pipe (6) respectively penetrate through two sides, opposite to the ceramsite backfill soil (3) and the inclined strut (5), of the prefabricated wall body (1), and the port position, corresponding to one side of the ceramsite backfill soil (3), of each drain pipe (6) is higher than the port position, corresponding to one side of the inclined strut (5), of each drain pipe.
2. The backfilled ceramsite prefabricated reinforced retaining wall structure according to claim 1, wherein the backfilled ceramsite prefabricated reinforced retaining wall structure comprises: the prefabricated wall structure is characterized by further comprising a top beam (7), the size of the plane of the top beam (7) is matched with that of the top surface of the prefabricated wall main body (1), and the top beam (7) is fixedly arranged on the top surface of the prefabricated wall main body (1).
3. The backfilled ceramsite prefabricated reinforced retaining wall structure according to claim 1 or 2, which is characterized in that: still include geotechnological cloth (8), geotechnological cloth (8) are laid on prefabricated wall main part (1), towards the side of haydite backfill soil (3).
4. The backfilled ceramsite prefabricated reinforced retaining wall structure according to claim 1, wherein the backfilled ceramsite prefabricated reinforced retaining wall structure comprises: the prefabricated wall main body (1) comprises prefabricated retaining wall blocks, and the prefabricated retaining wall blocks are connected in a transverse and longitudinal stacking mode to form the prefabricated wall main body (1) in a coplanar mode;
each prefabricated retaining wall block is vertically and fixedly provided with each threaded rod (9), the bottom end of each threaded rod (9) protrudes out of the bottom surface of the corresponding prefabricated retaining wall block for a preset length a, the top end of each threaded rod (9) is separated from the top surface of the corresponding prefabricated retaining wall block for a preset length b, and each position, corresponding to the top end of each threaded rod (9), of the top surface of the prefabricated retaining wall block is provided with a connecting hole (12) with the depth of c, wherein a < c < b; each drain pipe (6) is arranged in each prefabricated wall block, and two ends of each drain pipe (6) respectively penetrate through two sides of each prefabricated wall block and the position of a port on one side of each drain pipe (6) is higher than that of a port on the other side of each drain pipe;
in transverse connection, two adjacent prefabricated retaining wall blocks are connected between opposite side edges of each other through mutually matched clamping connecting pieces (11) which are respectively arranged on the corresponding side edges of the two prefabricated retaining wall blocks, the top surface of each clamping connecting piece (11) is flush with the top surface of each prefabricated retaining wall block, and the bottom surface of each clamping connecting piece (11) is flush with the bottom surface of each prefabricated retaining wall block; in longitudinal stacking, the bottom surfaces and the top surfaces of the upper prefabricated retaining wall block and the lower prefabricated retaining wall block which are opposite to each other are connected in a mode that the bottom ends of the protruding threaded rods (9) on the bottom surface of the upper prefabricated retaining wall block are butted with the connecting holes (12) on the top surface of the lower prefabricated retaining wall block;
based on the prefabricated wall main body (1) formed by the prefabricated retaining wall blocks, the end parts, fixedly connected with the side surface of the prefabricated wall main body (1), of the rib belts (4) are respectively inserted between the prefabricated retaining wall blocks and fixedly connected with the threaded rods (9) at corresponding positions; the position of the port corresponding to one side of the ceramsite backfill (3) is higher than the position of the port corresponding to one side of the inclined strut (5) on each drain pipe (6) in each prefabricated retaining wall block.
5. The backfilled ceramsite prefabricated reinforced retaining wall structure according to claim 4, wherein the backfilled ceramsite prefabricated reinforced retaining wall structure comprises the following components in parts by weight: during vertically piling up, based on the prefabricated barricade piece top surface in below and the cement mortar of filling in each connecting hole (12), realize each outstanding threaded rod (9) bottom butt joint each connecting hole (12) of prefabricated barricade piece top surface in below of prefabricated barricade piece bottom surface in top.
6. The backfilled ceramsite prefabricated reinforced retaining wall structure according to claim 4, wherein the backfilled ceramsite prefabricated reinforced retaining wall structure comprises the following components in parts by weight: each drain pipe (6) in each prefabricated retaining wall piece, evenly distributed in corresponding prefabricated retaining wall piece.
7. The backfilled ceramsite prefabricated reinforced retaining wall structure according to claim 1, wherein the backfilled ceramsite prefabricated reinforced retaining wall structure comprises: the grain diameter range of the ceramsite backfill (3) is 1mm-32mm, and the particle stacking density range is 0.3g/cm3-1.2g/cm3
CN201921430126.7U 2019-08-30 2019-08-30 Backfill ceramsite prefabricated reinforced retaining wall structure Active CN211172069U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921430126.7U CN211172069U (en) 2019-08-30 2019-08-30 Backfill ceramsite prefabricated reinforced retaining wall structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921430126.7U CN211172069U (en) 2019-08-30 2019-08-30 Backfill ceramsite prefabricated reinforced retaining wall structure

Publications (1)

Publication Number Publication Date
CN211172069U true CN211172069U (en) 2020-08-04

Family

ID=71825932

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921430126.7U Active CN211172069U (en) 2019-08-30 2019-08-30 Backfill ceramsite prefabricated reinforced retaining wall structure

Country Status (1)

Country Link
CN (1) CN211172069U (en)

Similar Documents

Publication Publication Date Title
CN103410167B (en) Three-dimensional reinforced rigid-soft composite ecological retaining wall and construction method
CN106988178A (en) A kind of subgrade in soft soil zone widened structure and its construction method
CN102966119B (en) Geogrid reinforced wall and construction method thereof
CN203429660U (en) Stereo stiffened rigid-flexible combined ecological retaining wall
CN109371905B (en) Dam and construction method
CN106835880A (en) Highway lateral support type peg board formula is without earth roadbed
CN203334154U (en) Embankment structure for preventing bearing platform of pile foundation from stretching in roadbed under viaduct
CN108004866A (en) A kind of precast concrete road system and construction method
KR101058892B1 (en) Retaining wall with prestressed concrete tie and method for constructing the same
CN103334357B (en) Viaduct road embankment structure with lower pile foundation bearing platform extending in roadbed, and construction method
CN108677999B (en) Silt bagged soil retaining wall structure and construction method
CN206902734U (en) A kind of earth construction of soft foundation zone
CN211172069U (en) Backfill ceramsite prefabricated reinforced retaining wall structure
CN210458817U (en) Prevent road settlement&#39;s foundation structure
CN209759925U (en) Assembled roadbed construction system suitable for deep and thick soft foundation
CN109537389B (en) EPS (expandable polystyrene) lower embankment structure and construction method thereof
CN108589769B (en) Construction method of super-long rock-socketed T-shaped combined column plate high retaining wall
CN205421157U (en) Reinforced earth quaywall structure based on soft base of mud flat
CN110273339B (en) Ground sinking anti-cracking structure and construction method thereof
CN212294737U (en) Rapid construction cutting retaining wall
CN111005278B (en) Rapid repairing and reinforcing method for locally-reinforced embankment
CN209873479U (en) Bridgehead filling embankment structure on soft foundation
CN111622234B (en) Unloading type thin-wall box-type retaining wall supported by obliquely and vertically combined steel pipe pile and construction process
CN214033429U (en) Steel corrugated plate bridge and culvert backfill control structure
CN111305027B (en) Rapid repairing construction method and repairing structure for subsidence of karst area pavement

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant