CN217105202U - Prefabricated UHPC stock ribbed slab formula barricade of assembling - Google Patents
Prefabricated UHPC stock ribbed slab formula barricade of assembling Download PDFInfo
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- CN217105202U CN217105202U CN202220218569.5U CN202220218569U CN217105202U CN 217105202 U CN217105202 U CN 217105202U CN 202220218569 U CN202220218569 U CN 202220218569U CN 217105202 U CN217105202 U CN 217105202U
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Abstract
The utility model provides a prefabricated UHPC stock rib board-like barricade of assembling, include: the rib columns are arranged at intervals and are formed by mutually splicing a plurality of splicing units and a plurality of splicing pieces; the splicing unit comprises a bottom plate, a top plate and a cushion block group, wherein the bottom plate and the top plate are arranged in parallel, and the cushion block group is clamped between the bottom plate and the top plate and has a length smaller than that of the bottom plate or that of the top plate; the cushion blocks are arranged at intervals, the connecting pieces are connected with the adjacent cushion blocks, and the connecting pieces are clamped between the bottom plate and the top plate; a plurality of anchor rods are arranged on the rib column, and the anchor rods are inserted and fixedly arranged in the corresponding excavation side slopes; and wall panels are arranged between the adjacent rib columns, and the upper surfaces of the two side edges of each wall panel are abutted with the corresponding top plates. The utility model provides a UHPC stock rib board-like barricade is assembled in prefabrication can solve the difficult problem that large-scale hoisting equipment in mountain area is difficult to get into.
Description
Technical Field
The utility model relates to an stock rib board-like barricade field specifically indicates a prefabricated UHPC stock rib board-like barricade of assembling.
Background
At present, anchor rod rib plate type retaining walls are widely used for supporting and blocking excavation slopes, and the structure comprises rib columns, wall panels and anchor rods. The rib column and the wall panel are mostly manufactured in a mode of pouring reinforced concrete on site or adopt a prefabricated reinforced concrete structure, but the existing prefabricated rib column is manufactured by the whole rib column, the weight is generally about 8-15 tons, the prefabricated weight of the existing wall panel is basically about 2-4 tons, for a high slope of a mountain area, the height is large, the required force arm is long, large-scale mechanical hoisting equipment is required, but the large-scale mechanical hoisting equipment is difficult to enter the mountain area, and therefore the existing anchor rod rib plate type retaining wall is difficult to use in the environment.
Problem design a prefabricated UHPC stock rib board-like barricade of assembling to above-mentioned prior art exists the utility model discloses the purpose of research.
SUMMERY OF THE UTILITY MODEL
To the problem that above-mentioned prior art exists, the utility model provides a prefabricated UHPC stock rib board-like barricade of assembling can effectively solve the problem that above-mentioned prior art exists.
The technical scheme of the utility model is that:
the utility model provides a prefabricated UHPC stock ribbed slab formula barricade of assembling, includes:
the rib columns are arranged at intervals and are formed by mutually splicing a plurality of splicing units and a plurality of splicing pieces;
the splicing unit comprises a bottom plate, a top plate and a cushion block group, wherein the bottom plate and the top plate are arranged in parallel, and the cushion block group is clamped between the bottom plate and the top plate and has a length smaller than that of the bottom plate or that of the top plate;
the cushion blocks are arranged at intervals, the connecting pieces are connected with the adjacent cushion blocks, and the connecting pieces are clamped between the bottom plate and the top plate; a plurality of anchor rods are arranged on the rib column, and the anchor rods are inserted and fixedly arranged in the corresponding excavation side slopes;
and wall panels are arranged between the adjacent rib columns, and the upper surfaces of the two side edges of each wall panel are abutted with the corresponding top plates.
As a further improvement, the connecting piece is an i-beam or a channel beam.
As a further improvement, the wall panel is a channel panel.
As a further improvement, the thickness of the bottom surface of the wall panel is 4-8 cm.
As a further improvement, the bottom plate, the top plate, the cushion block group, the connecting piece and the wall panel are integrally cast and molded by adopting ultra-high performance concrete.
As a further improvement, the number of the cushion blocks in each cushion block group is at least two, and the cushion blocks are sequentially and longitudinally overlapped.
As a further improvement, the bottom plate, the top plate and the cushion block group are all provided with a through anchor rod hole, and the bottom plate, the top plate and the cushion block group can be sleeved on the anchor rod through the anchor rod hole.
Accordingly, the present invention provides the following effects and/or advantages:
the utility model provides a pair of prefabricated UHPC stock rib board-like barricade of assembling, disassemble the rib post into by a plurality of concatenation units and a plurality of linking piece each other splice and form, the concatenation unit includes bottom plate, roof and cushion group, cushion group interval sets up, linking piece links up adjacent cushion group, and linking piece clamp is established between bottom plate and roof, is provided with a plurality of stock on the rib post, the stock is pegged graft and is fixed to be set up in corresponding side slope of digging; the rib column can be disassembled into a plurality of small parts and then conveyed to a high slope platform of a mountain area through a small conveying machine, and then manual assembly is carried out, so that the problem that large-scale hoisting equipment in the mountain area is difficult to enter is solved;
the utility model provides a pair of UHPC stock rib board-like barricade is assembled in prefabrication, and the link joint is I-beam or channel beam, and the shingle nail is the channel panel, and shingle nail's bottom surface thickness is 4-8cm, and bottom plate, roof, backing block group, link joint, shingle nail all adopt super high performance concrete integrated into one piece simultaneously. Through setting up its volume and weight of reduction that comes the maximize with the part into cell type isotructure to adopt ultra high performance concrete preparation bottom plate, roof, cushion group, joint piece and shingle nail, further reduce its volume and weight, reduced the transport of each part and assembled the degree of difficulty.
It is to be understood that both the foregoing general description and the following detailed description of the present invention are exemplary and explanatory and are intended to provide further explanation of the invention as claimed.
Drawings
Fig. 1 is the utility model provides a three-dimensional structure sketch map of a prefabricated UHPC stock rib board-like barricade of assembling.
Fig. 2 is an explosion diagram of the splicing unit provided by the present invention.
Fig. 3 is a schematic perspective view of a wall panel provided by the present invention.
Fig. 4 is the utility model provides a prefabricated section view schematic diagram of assembling UHPC stock rib board-like barricade integral erection.
Detailed Description
To facilitate understanding for those skilled in the art, the structure of the present invention will now be described in further detail with reference to the following examples, in which:
referring to fig. 1 to 4, a prefabricated assembled UHPC anchor rib type retaining wall, includes:
the rib column comprises a plurality of rib columns 1 arranged at intervals, wherein the rib columns 1 are formed by mutually splicing a plurality of splicing units and a plurality of splicing pieces 14; in this embodiment, the rib column 1 is a stiffening rib, and the size of the stiffening rib is important to have sufficient thickness and to satisfy the requirement of the length of the welding seam in place, for example, the stiffening rib of the column bottom plate has a lower edge longer than the edge of the column bottom plate, the bevel angle is preferably 45-60 degrees, and the bevel angle is not sharp and needs 2-3 cm straight to ensure the length of the welding seam. The shape is a pentagon having three right angles, the main right angle being cut off sharp so as not to touch the fillet weld of the pillar with the end plate of the pillar base.
The splicing unit comprises a bottom plate 11, a top plate 12 and a cushion block group 13, wherein the bottom plate 11 and the top plate 12 are arranged in parallel, and the cushion block group 13 is clamped between the bottom plate 11 and the top plate 12 and has a length smaller than that of the bottom plate 11 or that of the top plate 12;
the cushion blocks 13 are arranged at intervals, the connecting pieces 14 are connected with the adjacent cushion blocks 13, and the connecting pieces 14 are clamped between the bottom plate 11 and the top plate 12; a plurality of anchor rods 3 are arranged on the rib column 1, and the anchor rods 3 are inserted and fixedly arranged in corresponding excavation side slopes;
and wall panels 2 are arranged between the adjacent rib columns 1, and the upper surfaces of the two side edges of each wall panel 2 are abutted to the corresponding top plates 12.
Each part after the rib post is disassembled can be carried to the high slope platform in the mountain area through small-sized carrying machinery and then manually assembled, and large-sized hoisting mechanical equipment is not needed to carry.
As a further improvement, the joining member 14 is an i-beam or a channel beam. The structure of the I-shaped beam and the groove-shaped beam can enable the connecting piece to achieve the weight minimization while completing the self action, and the purposes of convenient transportation and convenient manual installation are achieved. In this embodiment, the connecting pieces are channel beams, and the number of the channel beams is two, in other embodiments, the connecting pieces may also be i-beams or other structures that can play the same role, and the number of the channel beams or the i-beams or other structures that can play the same role may be several.
As a further improvement, the wall panel 2 is a channel panel. In this embodiment, the shingle nail sets up to the bellied middle sunken cell type panel in four sides, and in other embodiments, the shingle nail also can set up to the bellied cell type panel in only both sides limit, perhaps other can play the panel of the structure of retaining soil effect and support rib post effect, and the cell type panel plays the height on both sides limit of supporting role and can carry out the adaptability adjustment according to roof bottom surface to domatic height.
As a further improvement, the thickness of the bottom surface of the wall panel 2 is 4-8cm, preferably, the thickness of the bottom surface of the wall panel 2 is 6cm, and in other embodiments, the thickness of the bottom surface of the wall panel can also be 4cm or 8 cm. The structure of cell type panel can make the thickness attenuate of wall plate, makes it realize the weight minimizing when accomplishing self effect, reaches the purpose that the transportation is convenient, the manual installation of being convenient for.
As a further improvement, the bottom plate 11, the top plate 12, the cushion block group 13, the connecting piece 14 and the wall panel 2 are integrally cast and molded by adopting ultra-high performance concrete. The ultra-high performance concrete (UHPC) has high strength and good shock resistance, can reduce the size of a structural member, obtains more using space, and has excellent wear resistance and anti-explosion performance.
As a further improvement, the number of the cushion blocks in each cushion block group 13 is at least two, and the cushion blocks are sequentially and longitudinally overlapped. In the embodiment, the number of the cushion blocks is two, in other embodiments, the number of the cushion blocks in the cushion block group is several, and the required thickness of the rib column can be adjusted by setting the number of the cushion blocks in the cushion block group according to the specific excavation side slope condition.
As a further improvement, the bottom plate 11, the top plate 12 and the cushion group 13 are all provided with a through anchor rod hole 4, and the bottom plate 11, the top plate 12 and the cushion group 13 can be sleeved on the anchor rod 3 through the anchor rod hole 4. The prestress of the anchor rod is tensioned on the top plate, so that the top plate, the cushion block group, the connecting piece and the bottom plate are pressed and support the wall panel, and an overlapped structure is formed to support the pressure of the side slope rock soil.
A construction method for a prefabricated assembled UHPC anchor rod rib plate type retaining wall specifically comprises the following steps:
s1, respectively preparing the bottom plate 11, the top plate 12, the cushion block group 13, the connecting piece 14 and the wall panel 2 by using ultra-high performance concrete in a factory; the bottom plate 11, the top plate 12, the cushion block group 13, the connecting piece 14 and the wall panel 2 are the structures described in the above embodiments;
s2, excavating a side slope, drilling mounting holes at intervals of 2-4m in an array on the excavated side slope through drilling machinery such as a rock drill and the like, and then driving an anchor rod 3, wherein the anchor rod 3 is of the structure introduced in the embodiment, mortar is poured into the mounting holes, so that the rod bodies of the anchor rods and the wall of the mounting holes are bonded into a whole, and the anchor rods belong to the category of anchor rods taking bonding force as the main anchoring effect; in the embodiment, the anchor rod is set as a steel bar, in other embodiments, the anchor rod can specifically select a steel strand or a steel bar according to geological conditions of an excavation side slope, or can be set as a hollow rod body, the rod body of the anchor rod adopts a hollow design, a middle hole of the rod body is used as a grouting channel, so that grouting is convenient, compared with a solid rod body, the hollow rod body can obtain better rigidity and shear strength, the centering performance of the rod body is good, mortar can wrap the whole rod body, the corrosion resistance is good, the outer surface of the rod body of the anchor rod is of a standard large-pitch thread structure, the thread structure is convenient for cutting and lengthening of the anchor rod, and compared with a smooth rod body, the bonding area of the rod body of the anchor rod and a grouting material is increased, so that the anchoring force is improved;
s3, carving an installation groove for placing the rib column 1 at the position of the slope rib column 1, and leveling by adopting concrete or mortar; the height of the mounting groove needs to be the same as the thickness of the side edge of the wall panel, minus the thickness of the top plate from the thickness of the rib column, so that the bottom plate can be tightly attached to the bottom of the mounting groove, and the wall panel can be tightly attached to the surface of the side slope;
s4, carrying all parts prefabricated in a factory to a slope platform by small machinery or manpower such as a winch, and manually and sequentially installing the bottom plate 11, the cushion block group 13, the connecting piece 14 and the wall panel 2, wherein the cushion blocks are sequentially and longitudinally overlapped, the number of the cushion blocks is a plurality, and the required thickness of the rib post can be adjusted by setting the number of the cushion blocks according to the specific excavation slope condition; correspondingly sleeving each bottom plate 11 on each anchor rod 3 through an anchor rod hole and clinging to the bottom of the installation groove, then respectively sleeving a cushion block group 13 on each anchor rod 3 and clinging to the bottom plate 11, then installing a connecting piece 14 between the adjacent cushion block groups 13, and then installing a wall panel 2 between the adjacent rib posts 1 and clinging to a slope;
s5, correspondingly sleeving each top plate 12 on each anchor rod 3 through an anchor rod hole and installing the top plates closely to the cushion block group 13, and finally tensioning the anchor rods 3 to enable all the parts to be compressed to form integral stress, so that the pressure of the retaining side slope rock soil is supported, and whether prestress is applied to the anchor rods can be determined according to needs.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a prefabricated UHPC stock ribbed slab formula barricade of assembling which characterized in that includes:
the rib column comprises a plurality of rib columns (1) which are arranged at intervals, wherein the rib columns (1) are formed by mutually splicing a plurality of splicing units and a plurality of splicing pieces (14);
the splicing unit comprises a bottom plate (11), a top plate (12) and a cushion block group (13), the bottom plate (11) and the top plate (12) are arranged in parallel, and the cushion block group (13) is clamped between the bottom plate (11) and the top plate (12) and is shorter than the bottom plate (11) or the top plate (12);
the cushion blocks (13) are arranged at intervals, the connecting pieces (14) are connected with the adjacent cushion blocks (13), and the connecting pieces (14) are clamped between the bottom plate (11) and the top plate (12); a plurality of anchor rods (3) are arranged on the rib column (1), and the anchor rods (3) are inserted and fixedly arranged in corresponding excavation side slopes;
and wall panels (2) are arranged between the adjacent rib columns (1), and the upper surfaces of the two side edges of each wall panel (2) are abutted against the corresponding top plates (12).
2. A prefabricated assembled UHPC anchor rib plate type retaining wall as claimed in claim 1, wherein said joint member (14) is an i-beam or a channel beam.
3. A prefabricated assembled UHPC anchor-rib retaining wall as claimed in claim 1, wherein the wall panel (2) is a channel panel.
4. A prefabricated assembled UHPC anchor-rib type retaining wall as claimed in claim 3, wherein the thickness of the bottom surface of the wall panel (2) is 4-8 cm.
5. The prefabricated assembled UHPC anchor rod ribbed plate type retaining wall as claimed in claim 1, wherein the bottom plate (11), the top plate (12), the cushion block group (13), the connecting piece (14) and the wall panel (2) are integrally cast and formed by adopting ultra-high performance concrete.
6. The prefabricated assembled UHPC anchor rod ribbed retaining wall of claim 1, wherein the number of the cushion blocks in each cushion block group (13) is at least two, and the cushion blocks are sequentially and longitudinally overlapped.
7. The prefabricated assembled UHPC anchor rod ribbed plate type retaining wall as claimed in claim 1, wherein the bottom plate (11), the top plate (12) and the cushion block group (13) are all provided with a through anchor rod hole (4), and the bottom plate (11), the top plate (12) and the cushion block group (13) can be sleeved on the anchor rod (3) through the anchor rod hole (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220218569.5U CN217105202U (en) | 2022-01-26 | 2022-01-26 | Prefabricated UHPC stock ribbed slab formula barricade of assembling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220218569.5U CN217105202U (en) | 2022-01-26 | 2022-01-26 | Prefabricated UHPC stock ribbed slab formula barricade of assembling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217105202U true CN217105202U (en) | 2022-08-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220218569.5U Active CN217105202U (en) | 2022-01-26 | 2022-01-26 | Prefabricated UHPC stock ribbed slab formula barricade of assembling |
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| Country | Link |
|---|---|
| CN (1) | CN217105202U (en) |
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2022
- 2022-01-26 CN CN202220218569.5U patent/CN217105202U/en active Active
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