CN113914359A

CN113914359A - Segmental prefabricated assembled cantilever retaining wall

Info

Publication number: CN113914359A
Application number: CN202111261365.6A
Authority: CN
Inventors: 肖壮生; 陈少斌; 郑燕妮
Original assignee: Guangdong Keneng Project Management Co ltd
Current assignee: Guangdong Keneng Project Management Co ltd
Priority date: 2021-10-28
Filing date: 2021-10-28
Publication date: 2022-01-11

Abstract

The invention discloses a segmental prefabricated assembled cantilever retaining wall which comprises a plurality of sequentially-spliced wallboard modules, wherein each wallboard module comprises a bottom plate and a vertical plate, and the bottom plates are vertically arranged on the upper surface of the bottom plate; a first connecting member is arranged between the vertical plate and the bottom plate, and a second connecting member is arranged between the adjacent bottom plates on the two groups of wallboard modules; be provided with a plurality of groups drainage component on the riser, drainage component is provided with a plurality of planting boxes that are used for planting the vegetation including the drain pipe that pierces through the riser on the riser, and the drainage end of drain pipe stretches into in the planting box. This application is through planting the vegetation at retaining wall to improve the coverage of road both sides vegetation, and from the rivers that the side slope soil body oozes to planting the box in, improved the survival rate of vegetation greatly, and need not artificial watering vegetation, have the effect of using manpower sparingly material resources.

Description

Segmental prefabricated assembled cantilever retaining wall

Technical Field

The invention relates to the technical field of slope support, in particular to a segmental prefabricated assembled cantilever retaining wall.

Background

In road construction planning, hills are often approached, so that supporting of road slopes is a part of important consideration in the road construction process, especially in water-rich areas.

At present, road side slopes are supported by adopting a method of constructing a retaining wall, and the retaining wall is mainly divided into a grouted gravity retaining wall, a cantilever retaining wall, a counterfort retaining wall and the like. Wherein, cantilever type retaining wall is applicable to the poor soft geology of ground bearing capacity.

Cantilevered retaining walls typically include risers and a floor that are primarily stabilized by the weight of the fill on the floor. However, the retaining wall makes the slope soil layer firm, but invades the living space of the vegetation on both sides of the road, and is not in line with the demand of green city development. Therefore, improvements are needed.

Disclosure of Invention

In order to improve the coverage of road bank protection department vegetation, this application provides a prefabricated pin-connected panel cantilever retaining wall of segmentation.

The application provides a pair of prefabricated pin-connected panel cantilever retaining wall of segment adopts following technical scheme:

a segmental prefabricated assembled cantilever retaining wall comprises a plurality of sequentially spliced wallboard modules, wherein each wallboard module comprises a bottom plate and a vertical plate, and the bottom plate is vertically arranged on the upper surface of the bottom plate; a first connecting member is arranged between the vertical plate and the bottom plate, and a second connecting member is arranged between the adjacent bottom plates on the two groups of wall plate modules; the vertical plate is provided with a plurality of groups of drainage assemblies, each drainage assembly comprises a drainage pipe penetrating through the vertical plate, the vertical plate is provided with a plurality of planting boxes for planting vegetation, and the drainage end of each drainage pipe extends into the planting boxes.

Through adopting above-mentioned technical scheme, adopt prefabricated mode batch preparation bottom plate and riser, when carrying out baffle soil wall construction, will prefabricate bottom plate and riser transportation to job site, then assemble bottom plate and riser through first connecting element and form the wallboard module, utilize the second connecting element to splice the wallboard module in proper order, backfill the soil body in order to cover the bottom plate again, accomplish assembling of retaining wall promptly. The whole construction efficiency is high, and the construction period can be obviously shortened. The water that the setting of drain pipe can be rich in the side slope soil layer is derived, effectively reduces the horizontal thrust that retaining wall received to improve the bank protection ability of retaining wall. The water body flowing out of the water discharge pipe enters the planting frame to be used as life water required by vegetation growth, and the utilization rate of water resources is improved. And the water seeped from the mountain is rich in organic matters, which is beneficial to the growth of vegetation and can greatly improve the survival rate of the vegetation. Therefore, the retaining wall can be used for planting vegetation, people do not need to arch the retaining wall for irrigation or a special irrigation system is not needed, the requirement of green development is met, and the construction cost is reduced.

Preferably, the two ends of the drain pipe are covered with filter screens, and broken stones are filled in the drain pipe.

Through adopting above-mentioned technical scheme, the setting of filter screen and rubble can effectively reduce side slope soil loss, is favorable to maintaining the side slope ecology.

Preferably, the two ends of the drain pipe are fixedly connected with sealing rings in a sleeved mode, the sealing rings are embedded in the wall surface of the vertical plate, one side, opposite to the two sealing rings, of each sealing ring is fixedly connected with a plurality of connecting pipes, and the connecting pipes are embedded in the vertical plate.

Through adopting above-mentioned technical scheme, the setting of sealing ring for inside the water that oozes from the side slope is difficult for flowing into the riser, thereby make the riser structure difficult for being destroyed. And the connecting pipe is arranged, so that the connecting strength of the drainage assembly and the vertical plate is enhanced.

Preferably, one side of the connecting pipe, which is far away from the sealing ring, is sealed, the connecting pipe is provided with internal threads, and the planting box is connected with the connecting pipe in a locking manner through a fastening piece.

Through adopting above-mentioned technical scheme, the sealing ring was kept away from to the connecting pipe one end seals the setting to make at the in-process of prefabricated riser, the concrete can not get into in the connecting pipe, thereby make things convenient for the later stage installation to plant the box. And the connecting pipe is used as the basis for installing the planting box, so that the planting box is convenient to install without additionally forming a hole on the vertical plate.

Preferably, the planting box comprises an inner box and an outer box, a gap exists between the outer wall of the inner box and the inner wall of the outer box to form a water storage cavity, the water discharging end of the water discharging pipe extends into the inner box, a plurality of through holes are formed in the bottom of the inner box, and the through holes are communicated with the water storage cavity.

Through adopting above-mentioned technical scheme, the water that oozes from the side slope flows in the interior box through the drain pipe for water the vegetation, when the water that flows in interior box is abundant, water can ooze soil and flow into the retaining chamber, with the demand from time to time.

Preferably, a screen is fixedly connected between the top of the outer box and the outer wall of the inner box.

Through adopting above-mentioned technical scheme, the setting of screen cloth for the fallen leaves that the vegetation dropped in the growth process can not fall into the retaining intracavity, thereby can not influence the retaining ability in retaining chamber.

Preferably, the first connecting member comprises a first anchor bolt embedded on the vertical plate, a convex eaves is integrally formed on one side of one end, close to the bottom plate, of the vertical plate, the convex eaves extends along the length direction of the vertical plate, and the first anchor bolt penetrates through the convex eaves and is connected with a first nut.

Through adopting above-mentioned technical scheme, when concatenation riser and protruding edge, adopt the mode of hoist and mount to lift by crane the riser, with the first crab-bolt that the hole alignment that sets up on the protruding eaves corresponds, overlap first nut on first crab-bolt and screw up again, accomplish the preliminary concatenation of riser and bottom plate promptly. Then concreting in order to fill the joint between riser and the bottom plate to concreting is in order to cover first nut, so that first nut can not become flexible, thereby makes riser and bottom plate be connected firmly.

Preferably, one end of the bottom plate is integrally provided with a first connecting strip, the other end of the bottom plate is integrally provided with a second connecting strip, and the first connecting strip and the second connecting strip on the two wallboard modules are arranged in a stacked mode; the second connecting component comprises a second anchor bolt embedded on the second connecting strip, and the second anchor bolt penetrates through the first connecting strip and is in threaded connection with a second nut.

By adopting the technical scheme, when the two base plates are spliced, the hole formed in the first connecting strip on one base plate is aligned to the corresponding second anchor bolt on the other base plate, and then the second nut is sleeved on the second anchor bolt and screwed tightly, so that the two base plates are spliced, and the operation is simple. And the setting of first connecting strip and second connecting strip for there is the lap joint that is Z style of calligraphy and sets up after two bottom plate overlap joints, can effectively reduce the structural damage of natural sedimentation to retaining wall.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by planting the vegetation on the retaining wall, the coverage rate of the vegetation on the two sides of the road is improved, and water seeping from the side slope soil body flows into the planting box, so that the survival rate of the vegetation is greatly improved, the vegetation does not need to be watered artificially, and the effect of saving manpower and material resources is achieved;

2. through including outer box and interior box setting with planting the box, the abundant water of box back can be stored in the retaining intracavity to the inflow is planted to be favorable to the vegetation to grow.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present application;

FIG. 2 is a schematic structural view of a wall panel module of the present application;

FIG. 3 is a schematic structural view of a drainage assembly of the present application;

fig. 4 is a schematic view of the internal structure of the planting box in the present application.

Description of reference numerals:

1. a base plate; 2. a vertical plate; 3. a convex strip; 4. connecting grooves; 5. a convex brim; 6. positioning a groove; 7. a first connecting member; 71. a first anchor bolt; 72. a first nut; 8. a bump; 9. a first connecting bar; 10. a second connecting strip; 11. a second connecting member; 111. a second anchor bolt; 112. a second nut; 12. a drainage assembly; 121. a drain pipe; 122. filtering with a screen; 123. a seal ring; 124. a connecting pipe; 13. an outer box; 14. an inner case; 15. a water storage cavity; 16. a support bar; 17. filtering cloth; 18. and (4) screening.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses prefabricated pin-connected panel cantilever retaining wall of segment. Referring to fig. 1, a plurality of wall panel modules are included, the wall panel modules being prefabricated from reinforced concrete. The wallboard module comprises a bottom plate 1 and a vertical plate 2 vertically arranged on the upper surface of the bottom plate 1. Protruding sand grip 3 that is equipped with in one side of riser 2, the semicircular setting of the transversal surface of sand grip 3, sand grip 3 are located the middle part of 2 thickness directions of riser, and the diameter of sand grip 3 is less than the width of riser 2, and sand grip 3 extends the setting along the direction of height of riser 2. The opposite side of the one side that riser 2 was provided with sand grip 3 is sunken to have the spread groove 4 that supplies sand grip 3 to insert, and spread groove 4 link up the upper surface and the lower surface of riser 2, and sand grip 3 is pegged graft with spread groove 4 and is cooperated to improve the joint strength between the wallboard template after the concatenation.

Referring to fig. 1, a first connecting strip 9 is integrally formed on one side of a base plate 1, and the first connecting strip 9 extends along the width direction of the base plate 1. The upper surface of the first connecting strip 9 is flush with the upper surface of the bottom plate 1, and the thickness of the first connecting strip 9 is half of the thickness of the bottom plate 1. The opposite side integrated into one piece that bottom plate 1 was provided with first connecting strip 9 is provided with second connecting strip 10, and second connecting strip 10 extends the setting along the width direction of bottom plate 1. The lower surface of the second connecting strip 10 is flush with the lower surface of the bottom plate 1, and the thickness of the second connecting strip 10 is half of the thickness of the bottom plate 1. The first connecting strip 9 and the second connecting strip 10 on two adjacent bottom plates 1 are stacked.

Referring to fig. 1, one side integrated into one piece that riser 2 is close to the one end of bottom plate 1 is provided with protruding eaves 5, and protruding eaves 5 extends the setting along the length direction of riser 2, and the lower surface of protruding eaves 5 flushes with the lower surface of riser 2. The upper surface of bottom plate 1 is opened there is constant head tank 6, and the one end of constant head tank 6 extends to the one side of lining up first connecting strip 10 and keeping away from bottom plate 1, and riser 2 and protruding eaves 5 all place in constant head tank 6.

Referring to fig. 1, a plurality of groups of first connecting members 7 are disposed between the bottom plate 1 and the vertical plate 2, and the plurality of groups of first connecting members 7 are distributed side by side at equal intervals along the length direction of the vertical plate 2. The first connecting member 7 includes a first anchor bolt 71 embedded in the bottom plate 1 in advance, and the first anchor bolt 71 is provided to protrude from the upper surface of the vertical plate 2. The part of the first anchor bolt 71 protruding out of the vertical plate 2 penetrates through the eaves 5 and is connected with a first nut 72. Therefore, the bottom plate 1 and the vertical plate 2 are conveniently assembled, and the construction efficiency of the retaining wall is improved.

Referring to fig. 1, a plurality of protrusions 8 arranged in a right triangle are integrally formed on the upper surface of the protruding eave 5, the plurality of protrusions 8 are distributed at intervals along the length direction of the protruding eave 5, and each group of first connecting members 7 is located between two adjacent protrusions 8. After the bottom plate 1 is connected with the vertical plate 2 through the first connecting member 7, the gap between the two protrusions 8 is filled with concrete, so that the first nut 72 cannot be loosened, and further the connecting strength between the bottom plate 1 and the vertical plate 2 is improved.

Referring to fig. 1, a second connecting member 11 is provided between adjacent floor panels 1 on two sets of wall panel modules. The second connecting member 11 includes a second anchor bolt 111 embedded in the second connecting bar 10 in advance, the second anchor bolt 111 is disposed to protrude from the upper surface of the second connecting bar 10, and the second anchor bolt 111 penetrates the first connecting bar 9 and is connected with a second nut 112. The second connecting members 11 are provided with a plurality of groups, and the plurality of groups of second connecting members 11 are distributed at intervals along the length direction of the second connecting strip 10. Thereby conveniently splice two sets of wallboard modules to improve retaining wall's efficiency of construction.

Referring to fig. 2 and 3, a plurality of groups of drainage assemblies 12 are arranged on the vertical plate 2, and the drainage assemblies 12 are distributed on the vertical plate 2 in a rectangular array. Drainage component 12 is including burying drain pipe 121 in riser 2 underground, and drain pipe 121 pierces through riser 2, and the setting of drain pipe 121 can eliminate the water pressure influence to reduce the horizontal thrust that retaining wall received, with the bank protection ability of reinforcing retaining wall. The two ends of the drain pipe 121 are provided with the filter screens 122, and the drain pipe 121 is filled with broken stones, so that a water body is filtered, and the water loss and soil erosion of the side slope are reduced. The fixed cover in both ends of drain pipe 121 connects and is fixed with sealing ring 123, and one side that two sealing rings 123 deviate from each other all flushes with the wall of riser 2 to inside making the difficult infiltration riser 2 of water that overflows in the soil body, be favorable to prolonging the life of riser 2.

Referring to fig. 2 and 3, a plurality of connection pipes 124 are fixedly connected to opposite sides of the two sealing rings 123, and the plurality of connection pipes 124 are equiangularly distributed around the axis of the sealing ring 123. The connection pipe 124 is disposed perpendicular to the sealing ring 123, and the connection pipe 124 is embedded in the vertical plate 2. By arranging the connecting pipe 124, the connecting strength of the drainage assembly 12 and the vertical plate 2 is enhanced.

Referring to fig. 1 and 4, a side of the connection pipe 124 remote from the sealing ring 123 is closed, and the connection pipe 124 is provided with an internal thread. All be provided with the planting box that is used for planting the vegetation between the multiunit drainage component 12 that is located same row, plant the box and pass through bolt and connecting pipe 124 locking connection. The connecting pipe 124 provides a mounting position for the planting box, so that additional punching on the vertical plate 2 is not needed, and the planting box is convenient to mount.

Referring to fig. 4, the planting box includes an outer box 13 and an inner box 14, and the inner box 14 is used for planting vegetation. A water storage cavity 15 is formed between the inner wall of the outer box 13 and the outer wall of the inner box 14. A plurality of support rods 16 are fixedly connected between the inner bottom wall of the outer box 13 and the outer bottom wall of the inner box 14 to enhance the structural strength of the planting box. The bottom of the inner box 14 is provided with a plurality of through holes which are communicated with the water storage cavity 15. The bottom of the inner box 14 is paved with filter cloth 17 to reduce the soil loss in the inner box 14. The water outlet end of the water outlet pipe 121 passes through the water storage cavity 15 and extends into the inner box 14, and the water outlet end of the water outlet pipe 121 is positioned above the soil filled in the inner box 14. The water body seeped out of the slope soil body flows into the inner box 14 through the drain pipe 121, at the moment, the water body is turbid, the soil lost in the inner box 14 can be supplemented, and the water body and the soil supplemented in the inner box 14 are rich in organic matters, so that the plant growth is facilitated.

Referring to fig. 4, the upper end of the outer box 13 is lower than the upper end of the inner box 14, and a ring-shaped screen is fixedly connected between the upper end of the outer box 13 and the outer side wall of the inner box 14. 18 when the water storage cavity 15 is full of water, the water body overflows from the upper edge of the outer box 13, so that the root system of the plant is not easy to rot. Due to the arrangement of the screen, fallen leaves in the plant growth process fall into the water storage cavity 15, and the water storage capacity of the water storage cavity 15 cannot be influenced.

The implementation principle of the prefabricated pin-connected panel cantilever retaining wall of this application embodiment of section is: when carrying out retaining wall construction, will prefabricated riser 2 and bottom plate 1 transport to the job site, with a plurality of bottom plates 1 along the construction direction spread cloth of road and splice in proper order, then adopt the mode of hoist and mount to splice riser 2 and bottom plate 1 to accomplish retaining wall's preliminary construction. Then, the gap between two adjacent convex blocks 8 is filled by utilizing pouring concrete, and the connecting joint between the vertical plate 2 and the bottom plate 1 is filled, so that the structural strength of the retaining wall is enhanced.

Then, the planting frame is installed between the plurality of drainage pipes 121 positioned in the same row by bolts. Because the drain pipe 121 stretches into the inner box 14, water seeping from the side slope flows into the inner box 14 for irrigating the vegetation, so that the vegetation can grow conveniently, and the survival rate of the vegetation is remarkably improved. And follow-up does not need artificial watering vegetation to save a large amount of energetically and material resources.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a prefabricated pin-connected panel cantilever retaining wall of section which characterized in that: the wallboard comprises a plurality of sequentially spliced wallboard modules, wherein each wallboard module comprises a bottom plate (1) and a vertical plate (2), and the bottom plate (1) is vertically arranged on the upper surface of the bottom plate (1); a first connecting member (7) is arranged between the vertical plate (2) and the bottom plate (1), and a second connecting member (11) is arranged between the adjacent bottom plates (1) on the two groups of wall plate modules; the vertical plate (2) is provided with a plurality of groups of drainage assemblies (12), each drainage assembly (12) comprises a drainage pipe (121) penetrating through the vertical plate (2), the vertical plate (2) is provided with a plurality of planting boxes for planting vegetation, and the drainage end of each drainage pipe (121) extends into each planting box.

2. The segmental prefabricated assembled cantilever retaining wall of claim 1, wherein: both ends of drain pipe (121) have all been covered filter screen (122), drain pipe (121) intussuseption is filled with the rubble.

3. The segmental prefabricated assembled cantilever retaining wall of claim 2, wherein: both ends of drain pipe (121) all cup joint and are fixed with sealing ring (123), sealing ring (123) are inlayed on the wall of riser (2), two equal fixedly connected with many connecting pipes (124) in the relative one side of sealing ring (123), connecting pipe (124) are buried underground in riser (2).

4. A segmental prefabricated assembled cantilever retaining wall according to claim 3, characterized in that: one side of the connecting pipe (124) far away from the sealing ring (123) is sealed, the connecting pipe (124) is provided with internal threads, and the planting box is in locking connection with the connecting pipe (124) through a fastener.

5. The segmental prefabricated assembled cantilever retaining wall of claim 1, wherein: the planting box comprises an inner box (14) and an outer box (13), a gap is formed between the outer wall of the inner box (14) and the inner wall of the outer box (13) to form a water storage cavity (15), the water discharging end of the water discharging pipe (121) extends into the inner box (14), a plurality of through holes are formed in the bottom of the inner box (14), and the through holes are communicated with the water storage cavity (15).

6. The segmental prefabricated assembled cantilever retaining wall of claim 5, wherein: a screen (18) is fixedly connected between the top of the outer box (13) and the outer wall of the inner box (14).

7. The segmental prefabricated assembled cantilever retaining wall of claim 1, wherein: the first connecting component (7) comprises a first anchor bolt (71) embedded on the vertical plate (2), a protruding eave (5) is integrally formed on one side of one end, close to the bottom plate (1), of the vertical plate (2), the protruding eave (5) extends along the length direction of the vertical plate (2), and the anchor bolt penetrates through the protruding eave (5) and is connected with a first nut (72).

8. The segmental prefabricated assembled cantilever retaining wall of claim 2, wherein: one end of the bottom plate (1) is integrally provided with a first connecting strip (9), the other end of the bottom plate (1) is integrally provided with a second connecting strip (10), and the first connecting strip (9) and the second connecting strip (10) on the two wallboard modules are arranged in a stacked mode; the second connecting component (11) comprises a second anchor bolt (111) embedded in the second connecting strip (10), and the second anchor bolt (111) penetrates through the first connecting strip (9) and is in threaded connection with a second nut (112).