CN212357850U - Grid for improvement of road engineering foundation soil body - Google Patents
Grid for improvement of road engineering foundation soil body Download PDFInfo
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- CN212357850U CN212357850U CN202020712573.8U CN202020712573U CN212357850U CN 212357850 U CN212357850 U CN 212357850U CN 202020712573 U CN202020712573 U CN 202020712573U CN 212357850 U CN212357850 U CN 212357850U
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Abstract
The utility model provides a road engineering is grid for foundation soil body improvement, including the geogrid body, the geogrid body includes vertically and horizontally staggered's vertical grid strip and horizontal grid strip, the mounting hole has been seted up to vertical grid strip and the crossing department of horizontal grid strip, clearance fit has upper end opening, hollow structure's slip casting pipe in the mounting hole, a plurality of slip casting holes have been seted up on the slip casting pipe. The utility model discloses structural connection is firm, equipment and convenient operation, during the use, at first places the geogrid body in the soil body surface, then inserts the slip casting pipe, to the intraductal concrete slurry that pours into of slip casting, the concrete slurry is spout from the slip casting hole, solidifies through the maintenance of a period, carries out the lock solid to near the soil body of slip casting pipe, improves the wholeness and the bearing capacity of the soil body, and is with low costs, and the practicality is strong.
Description
Technical Field
The utility model belongs to the technical field of road engineering, especially, relate to a grid is used in road engineering foundation soil body improvement.
Background
Road engineering refers to the whole process of planning, designing, constructing, maintaining and managing work performed by taking a road as an object and the engineering entity engaged in the whole process. Road works, like civil engineering of any other gate type, have obvious technical, economic and regulatory aspects. In the road engineering construction, soft soil foundations such as sandy soil and the like are often encountered, the soft soil foundations are different from ordinary good foundations, settlement is easy to generate, driving safety is caused, and how to treat the settlement of the base subgrade of the soft soil is directly related to the quality and the safety of driving.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a road engineering foundation is grid for soil body improvement to solve the settlement problem of soft soil foundation district road bed.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
the utility model provides a road engineering foundation is grid for soil body improvement, includes the geogrid body, the geogrid body includes vertically and horizontally staggered's vertical grid strip and horizontal grid strip, the crossing department of vertical grid strip and horizontal grid strip has seted up the mounting hole, clearance fit has upper end opening, hollow structure's slip casting pipe in the mounting hole, a plurality of slip casting holes have been seted up on the slip casting pipe.
Furthermore, the bottom of the grouting pipe is provided with a closed pointed cone.
Furthermore, the periphery of the upper part of the grouting pipe is provided with a limiting boss.
Furthermore, the distance between the adjacent grouting pipes is 0.4-1.5m, the diameter of each grouting pipe is 1-5cm, and the diameter of each grouting hole is 0.3-0.8 cm.
Furthermore, four corners of the intersection of the longitudinal grating strips and the transverse grating strips are respectively provided with reinforcing ribs.
Furthermore, the material of vertical grid strip and horizontal grid strip is high density polyethylene or polypropylene, the material of slip casting pipe is steel.
Further, the top of slip casting pipe is connected with the grouting pump through the stand pipe.
Compared with the prior art, road engineering foundation is grid for soil body improvement have following advantage:
the utility model discloses structural connection is firm, equipment and convenient operation, during the use, at first places the geogrid body in the soil body surface, then inserts the slip casting pipe, to the intraductal concrete slurry that pours into of slip casting, the concrete slurry is spout from the slip casting hole, solidifies through the maintenance of a period, carries out the lock solid to near the soil body of slip casting pipe, improves the wholeness and the bearing capacity of the soil body, and is with low costs, and the practicality is strong.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is an overall structure diagram of a grid for improving a foundation soil body of a road engineering according to an embodiment of the present invention.
Description of reference numerals:
1. longitudinal grid bars; 2. a transverse grid bar; 3. a grouting pipe; 4. grouting holes; 5. a limiting boss; 6. a pointed cone; 7. and (5) reinforcing ribs.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," 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; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
The utility model provides a road engineering basis grid for soil body improvement, as shown in figure 1, includes the geogrid body, the geogrid body includes vertically and horizontally staggered's vertical grid 1 and horizontal grid 2, the mounting hole has been seted up to vertical grid 1 and the crossing department of horizontal grid 2, clearance fit has upper end opening, hollow structure's slip casting pipe 3 in the mounting hole, slip casting pipe 3 is made by steel, and is adjacent the distance between slip casting pipe 3 is 0.4-1.5m, the diameter size of slip casting pipe 3 is 1-5 cm. In order to avoid excessive subsidence of the grouting pipe 3, a limiting boss 5 is arranged on the periphery of the upper part of the grouting pipe 3.
The bottom end of the grouting pipe 3 is provided with a closed pointed cone 6, so that the grouting pipe 3 can be conveniently inserted into the soil body. The grouting pipe 3 is provided with a plurality of grouting holes 4, the diameter of each grouting hole 4 is 0.3-0.8cm, and concrete grout is sprayed into the soil body through the grouting holes 4 to reinforce the soil body.
Four corners of the intersection of the longitudinal grid bars 1 and the transverse grid bars 2 are respectively provided with reinforcing ribs 7, and the reinforcing ribs 7 can increase the structural strength of the geogrid body.
The longitudinal grid bars 1 and the transverse grid bars 2 are made of high-density polyethylene or polypropylene, and have high impact resistance, high mechanical property and resistance to various organic solvents and acid-base corrosion.
The top of slip casting pipe 3 is connected with the grouting pump through the stand pipe. Use the utility model discloses the time, at first place the geogrid body on the soil body surface, then insert slip casting pipe 3, to pouring concrete slurry in slip casting pipe 3, concrete slurry sprays out from slip casting hole 4, through a period of maintenance, concrete slurry solidifies, carries out the lock solid to near slip casting pipe 3 soil body, improves the wholeness and the bearing capacity of the soil body, avoids the inhomogeneous settlement of the soil body.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. 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 road engineering foundation is grid for soil body improvement which characterized in that: including the geogrid body, the geogrid body includes vertical grid strip and horizontal grid strip of vertically and horizontally staggered arrangement, the mounting hole has been seted up to the crossing department of vertical grid strip and horizontal grid strip, clearance fit has upper end opening, hollow structure's slip casting pipe in the mounting hole, a plurality of slip casting holes have been seted up on the slip casting pipe.
2. The grid for improvement of foundation soil for road engineering according to claim 1, wherein: and a closed pointed cone is arranged at the bottom of the grouting pipe.
3. The grid for improvement of foundation soil for road engineering according to claim 1, wherein: and a limiting boss is arranged on the periphery of the upper part of the grouting pipe.
4. The grid for improvement of foundation soil for road engineering according to claim 1, wherein: the distance between the adjacent grouting pipes is 0.4-1.5m, the diameter of each grouting pipe is 1-5cm, and the diameter of each grouting hole is 0.3-0.8 cm.
5. The grid for improvement of foundation soil for road engineering according to claim 1, wherein: and reinforcing ribs are respectively arranged at four corners of the intersection of the longitudinal grating strips and the transverse grating strips.
6. The grid for improvement of foundation soil for road engineering according to claim 1, wherein: the material of vertical grid strip and horizontal grid strip is high density polyethylene or polypropylene, the material of slip casting pipe is steel.
7. The grid for improvement of foundation soil for road engineering according to claim 1, wherein: the top of slip casting pipe is connected with the grouting pump through the stand pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020712573.8U CN212357850U (en) | 2020-04-30 | 2020-04-30 | Grid for improvement of road engineering foundation soil body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020712573.8U CN212357850U (en) | 2020-04-30 | 2020-04-30 | Grid for improvement of road engineering foundation soil body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212357850U true CN212357850U (en) | 2021-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020712573.8U Active CN212357850U (en) | 2020-04-30 | 2020-04-30 | Grid for improvement of road engineering foundation soil body |
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| Country | Link |
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| CN (1) | CN212357850U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116289369A (en) * | 2022-12-30 | 2023-06-23 | 温州大学 | Construction method for reinforcing geogrid by using construction waste recycled aggregate and geogrid |
-
2020
- 2020-04-30 CN CN202020712573.8U patent/CN212357850U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116289369A (en) * | 2022-12-30 | 2023-06-23 | 温州大学 | Construction method for reinforcing geogrid by using construction waste recycled aggregate and geogrid |
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