CN214328888U - Soil nailing wall supporting structure for reinforcement - Google Patents
Soil nailing wall supporting structure for reinforcement Download PDFInfo
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- CN214328888U CN214328888U CN202022381342.6U CN202022381342U CN214328888U CN 214328888 U CN214328888 U CN 214328888U CN 202022381342 U CN202022381342 U CN 202022381342U CN 214328888 U CN214328888 U CN 214328888U
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Abstract
The utility model discloses a consolidate and use soil nail wall supporting construction, it is domatic including the foundation ditch, the domatic internally mounted of foundation ditch has the soil nail, and the inner wall connection of soil nail has reinforcing mechanism, reinforcing mechanism's inside is including the drill rod, and one side fixed mounting of drill rod has the arc piece, the outer wall cover of drill rod is equipped with the spring, and the outside of drill rod installs the fluting, the inner wall activity of arc piece is pegged graft and is had the inserted bar. The utility model discloses in, under the effect of strengthening mechanism, through inserting the inserted bar inside soil nail, make then the inserted bar at the inside extrusion arc piece of soil nail, under the elastic action of spring, make then the arc piece drive the drill rod through the fluting to the activity of soil nail outer wall, make drill rod and soil nail be perpendicular angle and consolidate the soil nail, through such setting, can make soil nail and soil body area of contact increase, thereby improve soil nail and soil body, the compound atress ability of grout, increase the soil body to the holding of soil nail nature, improve compound soil body stability.
Description
Technical Field
The utility model belongs to the technical field of the soil nail wall, concretely relates to consolidate and use soil nail wall supporting construction.
Background
The soil nailing wall is an in-situ soil body reinforcement technology, a foundation pit side slope is reinforced by soil nails made of reinforcing steel bars, a reinforcing mesh is laid on the surface of the side slope, and then a layer of concrete surface layer is sprayed on the surface of the side slope, so that the side slope reinforced support construction method combines the side slope with the earthwork side slope.
The existing soil nailing wall supporting structure is supported by adopting soil nails, but the soil nails have low resistance to pulling in saturated cohesive soil and soft soil, so that the overall supporting effect of the soil nailing wall supporting structure is poor, the service life of the supporting structure is short, water vapor in a foundation pit cannot be isolated, the durability and the stability are poor, the existing soil nailing wall supporting structure has certain defects and limitations, and the soil nailing wall supporting structure for reinforcement is designed.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem of the existing soil nailing wall supporting structure, soil nails are adopted for supporting, but the soil nails have low resistance to pulling in saturated cohesive soil and soft soil, so that the whole supporting effect of the soil nailing wall supporting structure is poor, the service life of the supporting structure is short, water vapor in a foundation pit cannot be isolated, and the durability and the stability are poor. The utility model provides a consolidate and use soil nail wall supporting construction has construction convenience, water-proof effects height, long service life's characteristics.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a soil nail wall supporting construction for reinforcement, is domatic including the foundation ditch, the domatic internally mounted of foundation ditch has the soil nail, and the inner wall connection of soil nail has reinforcing mechanism, reinforcing mechanism's inside is including the drill rod, and one side fixed mounting of drill rod has the arc piece, the outer wall cover of drill rod is equipped with the spring, and the outside of drill rod installs the fluting, the inner wall activity of arc piece is pegged graft and is had the inserted bar, waterproofing mechanism is installed to the domatic outer wall of foundation ditch.
Preferably, the arc-shaped blocks and the soil nails form an elastic structure through springs, and the transverse axis of each arc-shaped block coincides with the transverse axis of the drill rod.
Preferably, the drill rods and the soil nails form a telescopic structure through arc-shaped blocks, inserted rods, springs and the soil nails, and four groups of drill rods are annularly and equidistantly arranged around the circle center of the soil nails.
Preferably, the inside of waterproof mechanism is including the reinforcing bar net, and the waterproof layer is installed to the outer wall of reinforcing bar net, the outside injection of waterproof layer has the concrete surface course, and the outer wall of concrete surface course installs the slope protection board, the top of slope protection board is connected with the dead lever, and the outer wall of dead lever installs the fixed block.
Preferably, the slope protection plate and the foundation pit slope form a fixed structure through the fixed rod and the fixed block, and the cross sectional area of the slope protection plate is overlapped with the cross sectional area of the concrete surface layer.
Preferably, the cross-sectional area of the waterproof layer coincides with the cross-sectional area of the reinforcing mesh, and the transverse axis of the reinforcing mesh coincides with the transverse axis of the foundation pit slope.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, under the effect of strengthening mechanism, through inserting the inserted bar inside soil nail, make then the inserted bar at the inside extrusion arc piece of soil nail, under the elastic action of spring, make then the arc piece drive the drill rod through the fluting to the activity of soil nail outer wall, make drill rod and soil nail be perpendicular angle and consolidate the soil nail, through such setting, can make soil nail and soil body area of contact increase, thereby improve soil nail and soil body, the compound atress ability of grout, increase the soil body to the holding of soil nail nature, improve compound soil body stability.
2. The utility model discloses in, under waterproofing mechanism's effect, strut foundation ditch domatic through the reinforcing bar net to make the reinforcing bar net strengthen the soil body, set up the waterproof layer on reinforcing bar net surface, make the etching that the reinforcing bar net can effectually prevent outside sand blown by the wind rainwater, increase the life and the effect of strutting of reinforcing bar net, spray the concrete surface course on the waterproof layer surface, can have good protection effect to the waterproof layer, make the whole life extension of soil nail wall.
3. The utility model discloses in, the slope protection board passes through dead lever, fixed block and the domatic fixed of foundation ditch, makes the slope protection board protect the concrete surface course in the outside, makes supporting construction have characteristics such as solarization-resistant water proof, stretching resistance intensity height to avoided the concrete surface course to take place to warp, can make the whole atress effect of soil nail wall supporting construction better, more permanent stability, can effectually avoid the whole unstability of the soil body.
Drawings
Fig. 1 is a schematic view of the overall structure of a soil nailing wall supporting structure for reinforcement of the present invention;
FIG. 2 is a schematic view of a part of the structure of the reinforcing mechanism of the present invention;
FIG. 3 is a schematic structural view of a part of the reinforcing mechanism of the present invention;
fig. 4 is a schematic structural view of the waterproof mechanism of the present invention.
In the figure: 1. a slope surface of a foundation pit; 2. soil nailing; 3. a reinforcement mechanism; 301. a drill rod; 302. an arc-shaped block; 303. a spring; 304. grooving; 305. inserting a rod; 4. a waterproof mechanism; 401. a reinforcing mesh; 402. a waterproof layer; 403. a concrete surface layer; 404. a slope protection plate; 405. fixing the rod; 406. and (5) fixing blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a soil nail wall supporting construction for reinforcement, including the domatic 1 of foundation ditch, soil nail 2, reinforcing mechanism 3, drill rod 301, arc piece 302, spring 303, fluting 304, inserted bar 305, waterproofing mechanism 4, reinforcing bar net 401, waterproof layer 402, concrete surface course 403, slope protection board 404, dead lever 405 and fixed block 406, the internally mounted of the domatic 1 of foundation ditch has soil nail 2, and the inner wall of soil nail 2 is connected with reinforcing mechanism 3, reinforcing mechanism 3's inside is including drill rod 301, and one side fixed mounting of drill rod 301 has arc piece 302, the outer wall cover of drill rod 301 is equipped with spring 303, and the outside of drill rod 301 installs fluting 304, the inner wall activity of arc piece 302 is pegged graft and is had inserted bar 305, waterproofing mechanism 4 is installed to the domatic 1's of foundation ditch outer wall.
Through adopting above-mentioned technical scheme, insert inside soil nail 2 through inserted bar 305, make inserted bar 305 at the inside extrusion arc piece 302 of soil nail 2, under the elastic action of spring 303, make arc piece 302 drive drill rod 301 through fluting 304 to the activity of soil nail 2 outer wall, make drill rod 301 and soil nail 2 be vertical angle and consolidate soil nail 2, easy operation, facilitate promotion to do not influence the installation of soil nail 2.
Specifically, the arc-shaped block 302 and the soil nail 2 form an elastic structure through a spring 303, and the transverse axis of the arc-shaped block 302 coincides with the transverse axis of the drill rod 301.
By adopting the technical scheme, the drill rod 301 can increase the contact area of the soil nails 2 and the soil body, thereby improving the composite stress capacity of the soil nails 2, the soil body and cement paste, increasing the nail holding performance of the soil body to the soil nails 2 and improving the stability of the composite soil body.
Specifically, the drill rod 301 and the soil nail 2 form a telescopic structure through an arc-shaped block 302, an insertion rod 305, a spring 303, and four groups of drill rods 301 are arranged in an annular equidistant manner about the center of the soil nail 2.
Through adopting above-mentioned technical scheme, under the elastic action of spring 303, make arc piece 302 when not receiving the extrusion, drill rod 301 can be accomodate in soil nail 2 is inside, is convenient for install soil nail 2.
Specifically, the inside of the waterproof mechanism 4 includes a steel bar mesh 401, a waterproof layer 402 is installed on the outer wall of the steel bar mesh 401, a concrete surface layer 403 is sprayed on the outer side of the waterproof layer 402, a slope protection plate 404 is installed on the outer wall of the concrete surface layer 403, a fixing rod 405 is connected to the top of the slope protection plate 404, and a fixing block 406 is installed on the outer wall of the fixing rod 405.
By adopting the technical scheme, the concrete surface layer 403 is constructed by clinging to the waterproof layer 402, the waterproof effect of the waterproof layer 402 is ensured urgently, and the firmness of the soil nail 2 wall is increased.
Specifically, the slope protection plate 404 and the foundation pit slope surface 1 form a fixed structure through a fixed rod 405 and a fixed block 406, and the cross sectional area of the slope protection plate 404 is overlapped with the cross sectional area of the concrete surface layer 403.
By adopting the technical scheme, the slope protection plate 404 protects the concrete surface layer 403 on the outer side, so that the supporting structure has the characteristics of sun resistance, water insulation, high tensile strength and the like, the concrete surface layer 403 is prevented from deforming, and the overall stress effect of the soil nail 2 wall supporting structure is better.
Specifically, the cross-sectional area of the waterproof layer 402 coincides with the cross-sectional area of the mesh reinforcement 401, and the transverse axis of the mesh reinforcement 401 coincides with the transverse axis of the foundation pit slope 1.
Through adopting above-mentioned technical scheme, waterproof layer 402 adopts acrylic acid waterproof material, has good heat resistance and weatherability to construction convenience, through inserting waterproof layer 402 at soil nail 2 back construction simultaneously, can effectually avoid waterproof layer 402 to be destroyed, guarantees waterproof layer 402's water-proof effects.
The utility model discloses a theory of operation and use flow: when the device is used, the reinforcing mesh 401 is used for supporting the slope surface 1 of a foundation pit, so that the reinforcing mesh 401 reinforces the soil body, a mechanical drill is used for drilling holes at the corresponding position of the slope body, the soil nails 2 are correspondingly arranged in the holes one by one after the holes are drilled, the insertion rods 305 are inserted into the soil nails 2, the insertion rods 305 extrude the arc-shaped blocks 302 in the soil nails 2, under the elastic action of the springs 303, the arc-shaped blocks 302 drive the drill rods 301 to move towards the outer wall of the soil nails 2 through the slots 304, the drill rods 301 and the soil nails 2 form a vertical angle to reinforce the soil nails 2, the waterproof layer 402 is arranged on the surface of the reinforcing mesh 401, and the contact part of the reinforcing mesh 401 and the soil nails 2 is subjected to waterproof reinforcement, so that the reinforcing mesh 401 can effectively prevent the erosion of external wind and sand, the service life and the supporting effect of the reinforcing mesh 401 are improved, the concrete surface layer 403 is sprayed on the surface of the waterproof layer 402, and the waterproof layer 402 has a good protection effect, the slope protection plate 404 is fixed with the foundation pit slope surface 1 through the fixing rod 405 and the fixing block 406, so that the slope protection plate 404 protects the concrete surface layer 403 on the outer side, the supporting structure has the characteristics of sun resistance, water isolation, high tensile strength and the like, the concrete surface layer 403 is prevented from deforming, the overall stress effect of the soil nail 2 wall supporting structure is better, the overall instability of a soil body is avoided, and the working principle of the device is completed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a consolidate and use soil nail wall supporting construction, includes that the foundation ditch is domatic (1), its characterized in that: the internally mounted of foundation ditch domatic (1) has soil nail (2), and the inner wall connection of soil nail (2) has strengthening mechanism (3), the inside of strengthening mechanism (3) is including drill rod (301), and one side fixed mounting of drill rod (301) has arc piece (302), the outer wall cover of drill rod (301) is equipped with spring (303), and the outside of drill rod (301) installs fluting (304), the inner wall activity grafting of arc piece (302) has inserted bar (305), waterproofing mechanism (4) are installed to the outer wall of foundation ditch domatic (1).
2. A soil nailing wall supporting construction for reinforcement according to claim 1, wherein: the arc-shaped blocks (302) and the soil nails (2) form an elastic structure through springs (303), and the transverse axes of the arc-shaped blocks (302) coincide with the transverse axis of the drill rod (301).
3. A soil nailing wall supporting construction for reinforcement according to claim 1, wherein: the drill rod (301) and the soil nail (2) form a telescopic structure through an arc-shaped block (302), an insertion rod (305), a spring (303) and four groups of drill rods (301) are arranged in an annular and equidistant mode relative to the circle center of the soil nail (2).
4. A soil nailing wall supporting construction for reinforcement according to claim 1, wherein: the waterproof structure is characterized in that the waterproof mechanism (4) comprises a reinforcing mesh (401), a waterproof layer (402) is installed on the outer wall of the reinforcing mesh (401), a concrete surface layer (403) is sprayed on the outer side of the waterproof layer (402), a slope protection plate (404) is installed on the outer wall of the concrete surface layer (403), a fixing rod (405) is connected to the top of the slope protection plate (404), and a fixing block (406) is installed on the outer wall of the fixing rod (405).
5. The earth nailing wall supporting structure for reinforcement according to claim 4, wherein: the slope protection plate (404) and the foundation pit slope surface (1) form a fixed structure through a fixed rod (405) and a fixed block (406), and the cross sectional area of the slope protection plate (404) is overlapped with that of the concrete surface layer (403).
6. The earth nailing wall supporting structure for reinforcement according to claim 4, wherein: the cross-sectional area of the waterproof layer (402) coincides with the cross-sectional area of the reinforcing mesh (401), and the transverse axis of the reinforcing mesh (401) coincides with the transverse axis of the foundation pit slope surface (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022381342.6U CN214328888U (en) | 2020-10-23 | 2020-10-23 | Soil nailing wall supporting structure for reinforcement |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022381342.6U CN214328888U (en) | 2020-10-23 | 2020-10-23 | Soil nailing wall supporting structure for reinforcement |
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| CN214328888U true CN214328888U (en) | 2021-10-01 |
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| CN202022381342.6U Active CN214328888U (en) | 2020-10-23 | 2020-10-23 | Soil nailing wall supporting structure for reinforcement |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114809006A (en) * | 2022-04-23 | 2022-07-29 | 中国五冶集团有限公司 | Deep foundation pit supporting structure capable of preventing deformation |
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- 2020-10-23 CN CN202022381342.6U patent/CN214328888U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114809006A (en) * | 2022-04-23 | 2022-07-29 | 中国五冶集团有限公司 | Deep foundation pit supporting structure capable of preventing deformation |
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