CN216041229U - Anti-slide pile structure for slope support - Google Patents
Anti-slide pile structure for slope support Download PDFInfo
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- CN216041229U CN216041229U CN202122144823.XU CN202122144823U CN216041229U CN 216041229 U CN216041229 U CN 216041229U CN 202122144823 U CN202122144823 U CN 202122144823U CN 216041229 U CN216041229 U CN 216041229U
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Abstract
The utility model provides an anti-slide pile structure for slope support, which solves the problems that the anchoring of an anti-slide pile needs to be fixed through concrete and under the frequent impact action of rainwater. The utility model comprises a square columnar anti-slide pile and a prefabricated frame body with a frame type frame structure, wherein a positioning plate is fixedly arranged at the upper part of the anti-slide pile, the lower end of the anti-slide pile penetrates through a slide mass and then extends into a slide bed, and the positioning plate is abutted against the inclined plane of the slide mass; at least two rows of anti-slide piles are arranged along the inclined direction of the inclined plane of the slide body; a prefabricated frame body is laid on the inclined plane of the landslide body, the prefabricated frame body is positioned between two adjacent rows of anti-slide piles, and the corners of the prefabricated frame body are detachably connected with positioning plates on the anti-slide piles; the positioning plate on every friction pile of below all can be connected with anti-skidding base in a detachable manner, and anti-skidding base includes first clinoid and first horizontal plane body, and first clinoid and the positioning plate releasable connection on the friction pile of below, first horizontal plane body support and lean on the horizontally slope bottom.
Description
Technical Field
The utility model relates to the field of slope treatment, in particular to an anti-slide pile structure for slope support.
Background
The slope formed in engineering construction often has geological disasters such as landslide, collapse, expansion or peeling when meeting rainy day or strong vibration, and in order to prevent the geological disasters, slope management needs to be carried out, wherein, the combination of the anti-slide piles or the prestressed cables or the anti-slide piles and the prestressed cables belongs to the commonly used supporting structure for slope management.
The side slope can be divided into a landslide body and a sliding bed from outside to inside according to geological components, wherein the landslide body is also called an unstable area, the sliding bed is called a stable area, and the anti-slide piles or the prestressed cables penetrate through the landslide body to penetrate into the sliding bed and are used for supporting and retaining the sliding force of the landslide body to play a role in stabilizing the side slope.
Although the existing slide-resistant pile supporting structure has better bending resistance and shearing resistance, the existing slide-resistant pile supporting structure has the following defects: (1) the anchorage of the slide-resistant pile needs to be fixed through concrete, the process is relatively complex, the labor intensity is high, and the construction speed is slow; (2) after long-time use, under the frequent impact action of rainwater, the pile top of the slide-resistant pile is easy to deviate, and the use requirements of certain projects needing to strictly control the pile top displacement cannot be met.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems that the anchoring of the slide-resistant pile needs to be fixed through concrete and the pile top of the slide-resistant pile is easy to deviate under the frequent impact action of rainwater in the background art, the utility model provides a slide-resistant pile structure for slope support.
The technical scheme of the utility model is as follows: the anti-slide pile structure for the slope support comprises a square columnar anti-slide pile and a prefabricated frame body of a frame type frame structure, wherein a positioning plate is fixedly arranged at the upper part of the anti-slide pile, the lower end of the anti-slide pile penetrates through a landslide body and then extends into a slide bed, the positioning plate is parallel to the inclined surface of the landslide body, and the positioning plate is abutted against the inclined surface of the landslide body;
at least two rows of anti-slide piles are arranged along the inclined direction of the inclined plane of the sliding mass, and the anti-slide piles in each row are arranged at equal intervals in the same horizontal line direction;
a prefabricated frame body is laid on the inclined plane of the landslide body and located between two adjacent rows of anti-slide piles, two corners of the upper portion of the prefabricated frame body are respectively detachably connected with positioning plates on two adjacent anti-slide piles in the same row above the prefabricated frame body, and two corners of the lower portion of the prefabricated frame body are respectively detachably connected with positioning plates on two adjacent anti-slide piles in the same row below the prefabricated frame body;
the positioning plate on every friction pile of below all can be connected with anti-skidding base in a detachable manner, the vertical section of anti-skidding base is obtuse V font structure, anti-skidding base includes first clinoid and first horizontal plane body, first clinoid and the positioning plate releasable connection on the friction pile of below, first horizontal plane body supports and leans on the horizontally sloping bottom.
Preferably, a first horizontal plane body of the anti-skid base is provided with a detachable anchoring rib, and the lower part of the anchoring rib on the first horizontal plane body is driven into the slope bottom.
Preferably, the positioning plate on each anti-skid pile at the top can be detachably connected with an anti-skid footstock, each anti-skid footstock comprises a second inclined plane body and a second horizontal plane body, and the second inclined plane body is detachably connected with the positioning plate on the anti-skid pile at the top;
the second horizontal plane body is erected on a horizontal slope top, detachable anchoring ribs penetrate through the second horizontal plane body, and the lower portions of the anchoring ribs on the second horizontal plane body are driven into the slope top.
Preferably, the anti-slide pile is perpendicular to the inclined plane of the slide body, an inwards concave avoiding groove is arranged at the corner of the prefabricated frame body, the avoiding groove is of a right-angle groove structure, and the avoiding groove is clamped at one edge of the anti-slide pile; the adjacent prefabricated frame bodies can abut against each other through the mouth-shaped avoiding structure formed by the avoiding groove at the anti-slide pile.
Preferably, the steel wire mesh is embedded in the frame of the prefabricated frame body and used for preventing the surface soil of the landslide body in the frame of the prefabricated frame body from generating plate displacement.
Preferably, the steel wire mesh is paved with a three-dimensional vegetation net which is used for stabilizing surface soil of a landslide body below the steel wire mesh.
The utility model has the advantages that: (1) the anti-slide pile is used for providing a local anchoring node for the slide mass and the slide bed, and the anti-slide pile is connected with the prefabricated frame body, so that the anti-slide pile and the prefabricated frame body are connected into a whole to enhance the anti-offset performance of the anti-slide pile; and when the anti-slide pile is constructed, concrete does not need to be poured and fixed on site, and the construction speed is improved.
(2) Due to the dead weight pressure of the prefabricated frame body, when the prefabricated frame body is pressed on the inclined plane of the landslide body, the frame formed by the prefabricated frame body can divide the inclined plane of the landslide body into a plurality of small blocks, and the large plate block slippage on the inclined plane of the landslide body is prevented.
(3) When the anti-slide pile is installed, the positioning plate provides positioning for the driving depth of the anti-slide pile, so that a part of the upper part of the anti-slide pile can be reserved outside the slide body; simultaneously, the locating plate provides connected node for the installation of prefabricated framework.
(4) By arranging the anti-sliding base, the downward inclined pressure generated by the prefabricated frame body is transferred through the first-level and then is led into the anti-sliding base, and the anti-sliding base guides the pressure to the slope bottom, so that the phenomenon that the pile top of the anti-sliding pile slides under the action of the downward pushing force of the prefabricated frame body is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view in a vertical cross-sectional state in use in example 1.
Fig. 2 is a schematic perspective view of the slide pile of fig. 1;
FIG. 3 is a schematic structural view of the prefabricated frame body of FIG. 1;
FIG. 4 is a schematic structural view of the anti-skid base in FIG. 1;
FIG. 5 is a schematic structural view of the anti-slip top seat in FIG. 1;
in the figure, 1, a sliding bed, 2, a slope top, 3, a sliding body, 4, a slope bottom, 5, an anti-sliding pile, 6, a positioning plate, 601, a first anchoring hole, 7, a prefabricated frame body, 701, a second anchoring hole, 702, an avoiding groove, 703, a steel wire mesh, 8, an anti-sliding base, 801, a third anchoring hole, 802, a fourth anchoring hole, 9, an anti-sliding top seat, 901, a fifth anchoring hole, 902, a sixth anchoring hole, 10 and an anchoring rib.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
Example 1: as shown in fig. 1, the slide pile structure for slope support includes a square columnar slide pile 5 shown in fig. 2 and a prefabricated frame body 7 of a frame structure shown in fig. 3. The slide-resistant piles 5 and the prefabricated frame body 7 are both formed by pouring and prefabricating concrete.
As shown in fig. 2, a positioning plate 6 is fixedly arranged at the upper part of the slide-resistant pile 5, and first bolt holes 601 which are through up and down are respectively arranged at four corners of the positioning plate 6. The locating plate 6 is a square steel plate with a square hole, and the length of the inner side of the square hole of the locating plate 6 is smaller than the length of the side of the slide-resistant pile 5. When the slide-resistant pile 5 is prefabricated, the positioning plate 6 is placed in a prefabricated mould of the slide-resistant pile 5, and after concrete with the poured slide-resistant pile 5 is solidified and formed, the positioning plate 6 and the slide-resistant pile 5 form an integral structure.
As shown in figure 1, when in use, the lower end of the slide-resistant pile 5 penetrates through the slide mass 3 and then extends into the slide bed 1, the slide-resistant pile 5 is perpendicular to the inclined plane of the slide mass 3, the positioning plate 6 is parallel to the inclined plane of the slide mass 3, and the positioning plate 6 is abutted against the inclined plane of the slide mass 3.
The positioning plate 6 has the following functions: when the slide-resistant pile 5 is installed, the positioning plate 6 provides positioning for the driving depth of the slide-resistant pile 5, so that a part of the upper part of the slide-resistant pile 5 can be reserved outside the landslide body 3; meanwhile, the positioning plate 6 provides a connection node for the installation of the prefabricated frame body 7.
As shown in fig. 1, three rows of anti-slide piles 5 are equidistantly arranged along the inclined direction of the inclined surface of the slide body 3, and the anti-slide piles 5 in each row are equidistantly arranged in the same horizontal line direction. The prefabricated frame body 7 is paved on the inclined plane of the landslide body 3, and the prefabricated frame body 7 is positioned between two adjacent rows of anti-slide piles 5.
As shown in fig. 3, the prefabricated frame body 7 is provided with through second anchoring holes 701 at four corners, and when the prefabricated frame body 7 is installed, the four corners of the prefabricated frame body 7 are respectively pressed on one of the positioning plates 6, and the second anchoring holes 701 on the prefabricated frame body 7 are vertically aligned with the first anchoring holes 601 on the positioning plates 6, and then the anchoring ribs 10 are driven into the second anchoring holes 701 and the first anchoring holes 601.
In order to avoid the prefabricated frame 7 from falling off from the anchoring bar 10, the anchoring bar 10 may be an L-shaped bar formed by bending a steel bar or a T-shaped bar formed by welding two steel bars, and for convenience of on-site manufacturing, the anchoring bar 10 in this embodiment is an L-shaped bar formed by bending a steel bar.
As shown in fig. 1, the lower part of the anchoring rib 10 is inserted into the landslide body 3, the cross bar on the upper part of the anchoring rib 10 is pressed on the upper surface of the prefabricated frame body 7, so that the prefabricated frame body 7 is abutted against the positioning plate 6, and the positioning plate 6 is tightly pressed on the inclined plane of the landslide body 3, thereby realizing the purpose that two corners on the upper part of the prefabricated frame body 7 are respectively detachably connected with the positioning plates 6 on two adjacent anti-slide piles 5 in the same row above, and two corners on the lower part of the prefabricated frame body 7 are respectively detachably connected with the positioning plates 6 on two adjacent anti-slide piles 5 in the same row below.
As shown in fig. 3, an inward concave avoiding groove 702 is arranged at a corner of the prefabricated frame body 7, the avoiding groove 702 is of a right-angle groove structure, and the avoiding groove 702 is clamped at one edge of the slide-resistant pile 5; the adjacent prefabricated frame bodies 7 can abut against each other at the anti-slide piles 5 through the mouth-shaped avoiding structures formed by the avoiding grooves 702, so that gaps between the adjacent prefabricated frame bodies 7 are prevented from occurring due to the blocking effect of the anti-slide piles 5, and the inclined soil layers of the landslide body 3 are lost from the gaps between the prefabricated frame bodies 7 under the impact of rainwater.
The steel wire mesh 703 is embedded in the frame of the prefabricated frame body 7, and the steel wire mesh 703 is used for preventing the surface soil of the landslide body 3 in the frame of the prefabricated frame body 7 from plate displacement.
The three-dimensional vegetation net is paved on the steel wire mesh 703 and used for stabilizing surface soil of the landslide body 3 below the steel wire mesh 703, and after the surface soil of the landslide body 3 is stabilized by plant roots of the three-dimensional vegetation net, the anti-deviation resistance to the slide-resistant piles 5 and the prefabricated frame body 7 can be further improved.
The three-dimensional vegetation net is the prior art, and the working principle of the three-dimensional vegetation net is that active plants are utilized and engineering materials such as geosynthetic materials are combined, the purposes of root system reinforcement and erosion prevention of stems and leaves are achieved through the growth activity of the plants, the erosion of storm runoff on a side slope can be effectively inhibited, the shear strength of a soil body is increased, the pore water pressure and the self-gravity of the soil body are reduced, and therefore the stability and the erosion resistance of the side slope are greatly improved.
The function of the slide-resistant pile 5 is as follows: firstly, for the landslide body 3 and the slide bed 1 provide local anchor node, secondly treat follow-up prefabricated framework 7 after the installation, the outstanding landslide body 3's of slide-resistant pile 5 part can support leaning on the prefabricated framework 7 of top to give the prefabricated framework 7 of below to self pile bolck displacement drive power direct transfer, reduce the atress of the anchor muscle 10 that is used for fixed position board 6 and prefabricated framework 7, prevent that anchor muscle 10 from taking place deformation.
The function of the prefabricated frame body 7 is as follows: (1) the connecting structure is used for connecting the slide-resistant piles 5, so that the slide-resistant piles 5 and the prefabricated frame 7 are connected into a whole to enhance the anti-deviation performance of the slide-resistant piles 5; (2) due to the dead weight pressure of the prefabricated frame body 7, when the prefabricated frame body 7 is pressed on the inclined plane of the sliding mass 3, the frame formed by the prefabricated frame body 7 can divide the inclined plane of the sliding mass 3 into a plurality of small blocks, so that the large block of the inclined plane of the sliding mass 3 is prevented from sliding.
As shown in fig. 1, the positioning plate 6 on each anti-slide pile 5 at the bottom can be detachably connected with an anti-slide base 8, as shown in fig. 4, the vertical section of the anti-slide base 8 is an obtuse V-shaped structure, and the anti-slide base 8 comprises a first inclined plane body and a first horizontal plane body.
Two through third anchoring holes 801 are formed in the first inclined plane body of the anti-sliding base 8, after the first inclined plane body abuts against the root of the inclined plane of the sliding slope body 3, the third anchoring holes 801 vertically correspond to the two first anchoring holes 601 at the lower portion of the positioning plate 6 at the bottom, and the first inclined plane body is fixedly connected with the positioning plate 6 through the anchoring ribs 10 which are driven into the third anchoring holes 801 and the first anchoring holes 601.
Two fourth anchor holes 802 which are through up and down are formed in the first horizontal plane body of the anti-sliding base 8, after the first horizontal plane body is abutted against the horizontal slope bottom 4, the anchor ribs 10 are driven into the fourth anchor holes 802, the lower ends of the anchor ribs 10 in the fourth anchor holes 802 penetrate into the slope bottom 4, the anti-sliding base 8 is fixed on the slope bottom 4, and the anti-sliding base 8 is prevented from sliding on the slope bottom 4.
The anti-skid base 8 functions as follows: the downward inclined pressure generated by the prefabricated frame body 7 is transmitted in a first-stage manner and then is guided to the anti-sliding base 8, and the anti-sliding base 8 guides the pressure to the slope bottom 4 so as to prevent the pile top of the anti-sliding pile 5 from sliding under the action of the downward pushing force of the prefabricated frame body 7.
In order to further enhance the anti-deviation performance of the anti-slide piles 5, as shown in fig. 1, an anti-slide top seat 9 is detachably connected to the positioning plate 6 of each anti-slide pile 5 at the top.
As shown in fig. 5, the anti-slip top seat 9 is an integrated inverted V-shaped structure, and the anti-slip top seat 9 includes a second inclined plane body and a second horizontal plane body. Two sixth anchor holes 902 which are through up and down are arranged on the second horizontal plane body of the anti-skid footstock 9, as shown in fig. 1, when the anti-skid footstock 9 is used, after the second horizontal plane body of the anti-skid footstock 9 is erected on the horizontal slope top 2, the anti-skid footstock 9 is fixed on the slope top 2 through the anchor ribs 10 which are driven into the sixth anchor holes 902 and the slope top 2.
A through fifth anchoring hole 901 is formed in the second inclined plane of the anti-slip top seat 9, and after the second inclined plane of the anti-slip top seat 9 is erected on the inclined plane of the landslide body 3, the fifth anchoring hole 901 can be aligned with the first anchoring hole 601 in the upper portion of the uppermost positioning plate 6. As shown in figure 1, when in use, the anchoring rib 10 is driven into the fifth anchoring hole 901, the first anchoring hole 601 and the landslide body 3 to fixedly connect the second inclined body of the antiskid footstock 9 with the uppermost positioning plate 6,
the anti-skid top seat 9 has the following functions: the uppermost positioning plate 6 is pulled, resistance tension is provided for the anti-deviation of the anti-slide pile 5 and the anti-slide of the prefabricated frame 7, the stress of the anti-slide base 8 is reduced, and the anti-slide pile 5 and the prefabricated frame 7 are matched with the anti-slide base 8 to stabilize the shape after installation.
Example 2: the difference between this embodiment and embodiment 1 is that the positioning plate 6 and the prefabricated frame 7 are fixedly connected by bolts. The other structure is the same as embodiment 1.
Example 3: the difference between this embodiment and embodiment 1 is that two rows of anti-slide piles 5 are arranged along the inclined direction of the inclined surface of the landslide body 3, wherein one row of anti-slide piles 5 is located at the upper part of the inclined surface of the landslide body 3, and the other row of anti-slide piles 5 is located at the lower part of the inclined surface of the landslide body 3. The other structure is the same as embodiment 1.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The slope is strutted and is used friction pile structure, its characterized in that: the anti-skidding pile sliding bed comprises an anti-skidding pile (5) in a square column shape and a prefabricated frame body (7) in a frame structure, wherein a positioning plate (6) is fixedly arranged at the upper part of the anti-skidding pile (5), the lower end of the anti-skidding pile (5) penetrates through a sliding slope body (3) and then extends into the sliding bed (1), the positioning plate (6) is parallel to the inclined plane of the sliding slope body (3), and the positioning plate (6) is abutted against the inclined plane of the sliding slope body (3);
at least two rows of anti-slide piles (5) are arranged along the inclined direction of the inclined surface of the slide body (3), and the anti-slide piles (5) in each row are arranged at equal intervals in the same horizontal line direction;
a prefabricated frame body (7) is laid on the inclined plane of the landslide body (3), the prefabricated frame body (7) is positioned between two adjacent rows of anti-slide piles (5), two corners of the upper part of the prefabricated frame body (7) are respectively detachably connected with positioning plates (6) on two adjacent anti-slide piles (5) in the same row above, and two corners of the lower part of the prefabricated frame body (7) are respectively detachably connected with positioning plates (6) on two adjacent anti-slide piles (5) in the same row below;
the positioning plate (6) on each anti-slide pile (5) at the bottom can be detachably connected with an anti-slide base (8), the vertical section of each anti-slide base (8) is of an obtuse V-shaped structure, each anti-slide base (8) comprises a first inclined plane body and a first horizontal plane body, the first inclined plane bodies are detachably connected with the positioning plate (6) on the anti-slide pile (5) at the bottom, and the first horizontal plane bodies are abutted against the horizontal slope bottom (4).
2. An anti-slide pile structure for slope support according to claim 1, characterized in that: a first horizontal plane body of the anti-skid base (8) is provided with a detachable anchoring rib (10), and the lower part of the anchoring rib (10) on the first horizontal plane body is driven into the slope bottom (4).
3. The slide-resistant pile structure for slope support according to claim 1 or 2, characterized in that: the positioning plate (6) on each anti-skid pile (5) at the top can be detachably connected with an anti-skid footstock (9), each anti-skid footstock (9) comprises a second inclined plane body and a second horizontal plane body, and the second inclined plane body is detachably connected with the positioning plate (6) on the anti-skid pile (5) at the top;
the second horizontal plane body is erected on the horizontal slope top (2), detachable anchoring ribs (10) penetrate through the second horizontal plane body, and the lower portions of the anchoring ribs (10) on the second horizontal plane body are driven into the slope top (2).
4. An anti-slide pile structure for slope support according to claim 1, characterized in that: the anti-slide pile (5) is vertical to the inclined plane of the slide body (3), an inward concave avoiding groove (702) is arranged at the corner of the prefabricated frame body (7), the avoiding groove (702) is of a right-angle groove structure, and the avoiding groove (702) is clamped at one edge of the anti-slide pile (5); the adjacent prefabricated frame bodies (7) can abut against each other at the anti-slide pile (5) through a mouth-shaped avoiding structure formed by the avoiding grooves (702).
5. The slide-resistant pile structure for slope support according to claim 1 or 4, wherein: the steel wire mesh (703) is embedded in the frame of the prefabricated frame body (7), and the steel wire mesh (703) is used for preventing the surface soil of the landslide body (3) in the frame of the prefabricated frame body (7) from plate displacement.
6. The slide-resistant pile structure for slope support according to claim 5, characterized in that: the steel wire mesh (703) is paved with a three-dimensional vegetation net which is used for stabilizing the surface soil of the landslide body (3) below the steel wire mesh (703).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202122144823.XU CN216041229U (en) | 2021-09-07 | 2021-09-07 | Anti-slide pile structure for slope support |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202122144823.XU CN216041229U (en) | 2021-09-07 | 2021-09-07 | Anti-slide pile structure for slope support |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114673178A (en) * | 2022-04-25 | 2022-06-28 | 中国十七冶集团有限公司 | Miniature slide-resistant pile combined structure for slope ecological protection and construction method thereof |
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- 2021-09-07 CN CN202122144823.XU patent/CN216041229U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114673178A (en) * | 2022-04-25 | 2022-06-28 | 中国十七冶集团有限公司 | Miniature slide-resistant pile combined structure for slope ecological protection and construction method thereof |
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