CN217378948U - Anti-slide pile group supported by arch structure - Google Patents

Anti-slide pile group supported by arch structure Download PDF

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Publication number
CN217378948U
CN217378948U CN202220994605.7U CN202220994605U CN217378948U CN 217378948 U CN217378948 U CN 217378948U CN 202220994605 U CN202220994605 U CN 202220994605U CN 217378948 U CN217378948 U CN 217378948U
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support
fixed
pile
connecting part
arch
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杜杰贵
李涛
夏艺峰
王鹏
代斌
廖明进
汤华
吴振君
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Zhaotong Yizhao Expressway Investment Development Co ltd
Wuhan Institute of Rock and Soil Mechanics of CAS
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Zhaotong Yizhao Expressway Investment Development Co ltd
Wuhan Institute of Rock and Soil Mechanics of CAS
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A10/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
    • Y02A10/23Dune restoration or creation; Cliff stabilisation

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Abstract

The utility model discloses an anti-slide pile group supported by an arch structure, which comprises an anti-slide pile (1), a top beam (2), a supporting beam (3), an arch support (4) and a second connecting piece (7), wherein the anti-slide pile (1) is fixed on a slope body, the convex arc surface of the arch support (4) faces the anti-slide pile (1), two ends of the supporting beam (3) are respectively fixed on the anti-slide pile (1) and the arch support (4), the top beam (2) is fixed on the tops of different anti-slide piles (1), the supporting beam (3) is fixedly connected with the top beam (02), the second connecting piece (7) comprises a plane connecting part (71) and an arc surface connecting part (72), the plane connecting part (71) is of a flat plate structure, the plane connecting part is attached and fixed on the supporting beam (3), the arc surface connecting part (72) is fixedly connected with the side surface of the plane connecting part (71), the arc surface connecting part is fixedly connected with the arch support (4), the internal force and the lateral deformation of the anti-slide pile are reduced, the anti-slide pile group is integrally stressed in a coordinated manner, and the problem of large shearing force and bending moment is solved.

Description

Anti-slide pile group supported by arch structure
Technical Field
The utility model relates to a traffic engineering side slope reinforcement technical field, more specifically relates to an anti-slide pile crowd by domes support.
Background
The loose accumulation stratum between two mountain bodies, the engineering side slope is formed after the highway or railway subgrade is excavated, the stability of the engineering side slope is generally poor, and the engineering side slope needs to be reinforced. According to the thickness of the landslide body, the thrust, the waterproof requirement, the construction conditions and the like, a wood pile, a steel pile, a concrete pile or a reinforced concrete pile and the like are selected.
The prior art has the following defects: (1) the anti-slide piles which are usually designed are of cantilever pile structures, and the pile bodies bear larger shearing force and bending moment, so that larger cross-section size of the anti-slide piles and more reinforcing bars are needed, and the construction cost is high; (2) in the anti-slide pile group, different anti-slide piles are not connected through a plurality of fixed structures, and the integral coordination and deformation capacity is poor.
SUMMERY OF THE UTILITY MODEL
To the above defect of prior art or improve the demand, the utility model provides an antiskid pile crowd who is supported by domes, including the antiskid pile, the crown beam, a supporting beam, encircle and support, wherein, the vertical range of antiskid pile is fixed in landslide body edge, be equipped with at the rear of antiskid pile and encircle and support, the convex arc face that the arch supported is towards the antiskid pile, the antiskid pile supports through a supporting beam with encircleing and connects, give the domes with pressure transmission, fix horizontal crown beam at the antiskid pile top, strengthen the stability and the wholeness of antiskid pile, link together a plurality of antiskid piles, a supporting beam and crown beam fixed connection, play collaborative atress, the effect of common deformation, make the shear force and the moment greatly reduced of bending of antiskid pile shaft, the great problem of received shear force and moment of bending has been solved.
In order to achieve the above object, the present invention provides an anti-slide pile group supported by an arch structure, including:
including friction pile, crown beam, a supporting beam, hunch and support and second connecting piece, the friction pile is fixed in the slope body, encircle the convex arc face orientation that supports friction pile, it is fixed in respectively to prop up a supporting beam both ends friction pile with encircle the support, the crown beam is fixed in the difference friction pile top, prop up a supporting beam with crown beam fixed connection, the second connecting piece includes plane connecting portion and cambered surface connecting portion, plane connecting portion are the slab construction, and the laminating is fixed in on the supporting beam, the side fixedly connected with of plane connecting portion cambered surface connecting portion, this cambered surface connecting portion with encircle and support fixed connection.
Furthermore, the concave arc surface of the arc surface connecting part is attached to the convex arc surface of the arch support, through holes are formed in the plane connecting part and the arc surface connecting part, the plane connecting part and the arc surface connecting part are fixedly connected to the supporting beam and the arch support through bolts respectively, the plane connecting part is provided with two pieces, the plane connecting part and the two pieces are fixed to the arc surface connecting part in parallel, and the supporting beam is clamped between the two pieces of plane connecting part.
Further, the device comprises a first connecting piece which is an L-shaped support, and the support is fixedly connected with the crown beam and the support beam.
Furthermore, the device comprises a fixed support fixed on the stabilizing mountain, and two ends of the arch support are fixedly arranged on the fixed support.
Furthermore, the device comprises a support frame, wherein two sides of the support frame are respectively fixed on two adjacent support beams.
Generally, through the utility model discloses above technical scheme who conceives compares with prior art, can gain following beneficial effect:
1. the utility model provides an antiskid pile crowd that is supported by domes, including the antiskid pile, the crown beam, a supporting beam, the arch is supported, wherein, the vertical range of antiskid pile is fixed in landslide body edge, it supports to be equipped with the arch at the rear of antiskid pile, the convex arc face that the arch supported is towards the antiskid pile, the antiskid pile supports through a supporting beam with the arch and connects, give the domes with pressure transfer, at the fixed horizontal crown beam in antiskid pile top, strengthen the stability and the wholeness of antiskid pile, link together a plurality of antiskid piles, a supporting beam and crown beam fixed connection, play atress in coordination, the effect of common deformation, make the shearing force and the moment of flexure greatly reduced of antiskid pile body, thereby can resist bigger landslide body gliding force, the great problem of antiskid pile crowd shearing force and moment of bending has been solved.
2. The utility model provides an anti-slide pile crowd by domes support, including first connecting piece and second connecting piece, first connecting piece is L type support, sets up in the junction of a supporting beam and hat roof beam, and two faces of this L type support are laminated respectively and are hat roof beam and a supporting beam, pass through the bolt through first connecting piece and are connected with both a supporting beam side of junction can set up a plurality of first connecting pieces and be used for a connecting supporting beam and hat roof beam. Further, the second connecting piece is used for fixing a supporting beam and arching and supporting, the second connecting piece includes plane connecting portion and cambered surface connecting portion, the plane connecting portion are flat structure, the laminating is located on a supporting beam, both bolt fixed connection, side fixedly connected with cambered surface connecting portion at plane connecting portion, cambered surface connecting portion adopt flat structure bending, its appearance and arching support laminating, the concave cambered surface of cambered surface connecting portion and the laminating of the convex cambered surface of arching support, pass through the bolt at plane connecting portion and cambered surface connecting portion and respectively with both fixed connection in a supporting beam and arching support, connect two adjacent supporting beams through the support frame, the friction pile stress state has been improved, the whole resistance ability has been improved.
Drawings
Fig. 1 provides a top view of a cluster of cleats supported by an arch structure in accordance with an embodiment of the present invention;
fig. 2 is a side view of a cluster of cleats supported by an arch according to an embodiment of the present invention;
fig. 3 is a force diagram of an anti-slide pile group supported by an arch structure according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a shear force of a slide pile group supported by an arch structure according to an embodiment of the present invention;
fig. 5 is a schematic view of the bending moment of the anti-slide pile group supported by the arch structure according to the embodiment of the present invention.
In all the figures, the same reference numerals denote the same features, in particular: 1-slide-resistant pile, 2-crown beam, 3-support beam, 4-arch support, 5-fixed support, 6-first connecting piece, 7-second connecting piece, 71-plane connecting piece, 72-cambered surface connecting piece and 8-support frame.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention. Furthermore, the technical features mentioned in the embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.
As shown in fig. 1 and 2, the present embodiment provides an anti-slide pile group supported by an arch structure, which includes an anti-slide pile 1, a crown beam 2, a support beam 3, and an arch support 4, wherein the anti-slide pile 1 is vertically arranged and fixed at the edge of a landslide body, the arch support 4 is arranged behind the anti-slide pile 1, the convex arc surface of the arch support 4 faces the anti-slide pile 1, the anti-slide pile 1 and the arch support 4 are connected by the support beam 3, so as to achieve the effect of transmitting pressure to the arch structure, in order to enhance the stability and integrity of the anti-slide pile 1, the crown beam 2 is fixed at the top of the anti-slide pile 1, the anti-slide piles 1 are connected together, and the support beam 3 is fixedly connected with the crown beam 2, so as to achieve the effects of cooperative stress and common deformation.
Further, as shown in fig. 2, the pile group structure further includes a first connecting member 6 and a second connecting member 7, the first connecting member 6 is an L-shaped support, and is disposed at a joint of the supporting beam 3 and the crown beam 2, two plate surfaces of the L-shaped support are respectively attached to the crown beam 2 and the supporting beam 3, and are connected to the supporting beam 3 at the joint through the first connecting member 6 by bolts, and a plurality of first connecting members 6 can be disposed on the side of the supporting beam 3 at the joint for connecting the supporting beam and the crown beam 2. Further, the second connecting member 7 is used for fixing the supporting beam 3 and the arch support 4, the second connecting member 7 includes a flat connecting portion 71 and an arc connecting portion 72, the flat connecting portion 71 is a flat plate structure and is attached to the supporting beam 3, the two connecting portions are fixedly connected by bolts, the arc connecting portion 72 is fixedly connected to the side surface of the flat connecting portion 71, the arc connecting portion 72 is formed by bending the flat plate structure, the shape of the arc connecting portion is attached to the arch support 4, specifically, the concave arc surface of the arc connecting portion 72 is attached to the convex arc surface of the arch support 4, the flat connecting portion 71 and the arc connecting portion 72 are both provided with through holes, the two connecting portions are respectively and fixedly connected to the supporting beam 3 and the arch support 4 by bolts, preferably, the two connecting portions 71 can be provided, are fixed to the convex arc surface of the arc connecting portion 72 in parallel, and the two flat supporting portions 71 are attached to the upper and lower surfaces of the supporting beam 3, so as to achieve the effect of clamping and fixing, according to the pile group structure, the supporting beam 3 is adopted to transmit the stress of the slide-resistant pile 1 to the arch support 4, the arch support 4 is fixed on a stable mountain body, the integrity and the anti-deformation capacity are enhanced, the shearing force and the bending moment of the pile body of the slide-resistant pile 1 are greatly reduced, and the problems of high manufacturing cost and large stress of the slide-resistant pile group are solved.
Further, as shown in fig. 1 and fig. 2, the anti-slide pile group further includes a fixing support 5, the fixing support is preset on the stable mountain, two ends of the arch support 4 are fixedly installed on the fixing support 5, and both of the fixing support and the arch support can adopt an integrated structure, preferably, the anti-slide pile 1, the crown beam 2, the support beam 3, the arch support 4, and the fixing support 5 can be all of steel structure or concrete structure, further, the fixing support 5 can be the stable mountain, and can also be a conventional anti-slide structure, such as a large-sized pile, and the fixing support 5 plays a role of providing a reaction force in the anti-slide pile group.
Further, as shown in fig. 1, the slide-resistant pile group comprises a support frame 8, the support frame 8 can be supported by X-shaped steel, two sides of the support frame 8 are respectively fixed on two adjacent support beams 3, the top of each slide-resistant pile 1 is fixed into a whole through a crown beam 2, and the support frame 8 is connected with the support beam 3 behind each slide-resistant pile 1, so that the overall resistance performance is improved.
Further, as shown in fig. 1-5, l is the length of the loaded AB segment of the anti-slide pile group, and is in meters, q is the uniform load, and is in newtons per meter, and F s Is shear force in kilonewtons, M is bending moment in kilonewtons, according to
Figure BDA0003617810200000051
Calculating to obtain the maximum value of the uniformly distributed load of the anti-slide pile group according to
Figure BDA0003617810200000052
The maximum value of the bending moment can be obtained through calculation, and compared with the conventional slide-resistant pile structure, the scheme has the advantages that the shear force and the bending moment applied to the slide-resistant pile group are lower, and the integral slide-resistant supporting capacity is effectively improved.
It will be understood by those skilled in the art that the foregoing is merely a preferred embodiment of the present invention, and is not intended to limit the invention, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included within the scope of the present invention.

Claims (5)

1. The utility model provides an antiskid pile crowd by domes support, its characterized in that, includes antiskid pile (1), crown beam (2), a supporting beam (3), encircles and supports (4) and second connecting piece (7), antiskid pile (1) is fixed in the slope body, encircle the convex arc face orientation that supports (4) antiskid pile (1), supporting beam (3) both ends are fixed in respectively antiskid pile (1) with encircle and support (4), crown beam (2) are fixed in the difference antiskid pile (1) top, supporting beam (3) with crown beam (2) fixed connection, second connecting piece (7) include plane connecting portion (71) and cambered surface connecting portion (72), plane connecting portion (71) are the plate construction, and the laminating is fixed in on supporting beam (3), the side fixed connection of plane connecting portion (71) has cambered surface connecting portion (72), the cambered surface connecting part is fixedly connected with the arch support (4).
2. An arch structure supported slide-resistant pile group according to claim 1, wherein the concave arc surface of the arc surface connecting part (72) is attached to the convex arc surface of the arch support (4), the plane connecting part (71) and the arc surface connecting part (72) are provided with through holes, the plane connecting part and the arc surface connecting part are respectively fixedly connected to the support beam (3) and the arch support (4) through bolts, the plane connecting part (71) is provided with two pieces, the two pieces are fixed to the arc surface connecting part (72) in parallel, and the support beam (3) is clamped between the two pieces of the plane connecting part (71).
3. A slide pile group supported by an arch structure according to claim 2, characterized by comprising a first connecting member (6), said first connecting member (6) being an L-shaped support which fixedly connects said crown beam (2) and said support beam (3).
4. A slide-resistant pile group supported by an arch structure according to claim 1, characterized by comprising a fixed support (5) fixed to a stable mountain, both ends of said arch support (4) being fixedly mounted on said fixed support (5).
5. An arch-type structure supported slide-resistant pile group according to claim 2, characterized by comprising a support frame (8), wherein two sides of the support frame (8) are respectively fixed on two adjacent support beams (3).
CN202220994605.7U 2022-04-27 2022-04-27 Anti-slide pile group supported by arch structure Active CN217378948U (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Publications (1)

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