Supporting structure suitable for collapse prevention of geological high slope

Abstract

The utility model discloses a support structure suitable for collapse prevention of a geological high slope, which comprises a slope protection surface, a slope protection layer, a slope protection layer and a slope protection layer, wherein the slope protection surface is arranged on the slope surface of the high slope; the anchor rods are arranged on the slope protection face at intervals, and anchor holes for forming the anchor rods are formed in the high slope; the steel reinforcement framework is arranged on the side slope protective surface; and the anchoring ribs are arranged on the anchor rods and provided with bending parts, the bending parts are arranged on the slope protection face, and the anchoring ribs are connected with the steel reinforcement framework in a welded mode. The side slope protection face and the anchor rods are arranged on the high side slope surface which is naturally or artificially formed, and the overall rigidity of a high side slope soil body can be effectively enhanced by arranging the side slope protection face and the anchor rods. The bending parts are arranged on the anchoring ribs, and the anchoring ribs are welded with the steel reinforcement framework, so that the connection strength between the side slope protection surface and the anchor rod is effectively enhanced, the connection strength between the side slope protection surface and a high side slope soil body is enhanced, the overall stability of a high side slope is enhanced, and potential safety hazards of the high side slope are reduced.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of slope support, in particular to a support structure suitable for preventing collapse of a high geological slope. BACKGROUND

[0002] In the face of high slopes formed by human or nature, it is necessary to govern them to avoid collapse of high slopes and cause a series of safety accidents.

[0003] In related technologies, there are various support means for high slopes, among which the support means of soil nailing wall has the advantages of light structure, large flexibility, good seismic resistance and ductility. Therefore, the support means of soil nailing wall is widely used. The soil nailing wall embeds anchor rods into the slope surface, uses the friction and adhesion between the anchor rod and the slope surface to enhance the stability of the slope body, thereby effectively preventing disasters such as landslide and collapse of high slopes.

[0004] However, the existing soil nailing wall support structure still has some technical problems, especially the connection strength between the anchor rod and the slope protection surface and the slope soil is weak, which is easily affected by external forces and other factors to cause safety hazards, thereby affecting the overall stability of the slope.

[0005] Therefore, it is necessary to propose a support structure suitable for preventing collapse of a high geological slope, which can more effectively improve the connection strength between the anchor rod and the slope protection surface and the slope, and become an important technical problem to be solved. CONTENT OF THE INVENTION

[0006] The present application provides a support structure suitable for preventing collapse of a high geological slope, which aims to solve the problem of weak connection strength between the anchor rod and the slope protection surface and the slope in the prior art.

[0007] To achieve the above-mentioned purpose, the present application provides a support structure suitable for preventing collapse of a high geological slope, which comprises: a slope protection surface arranged on the slope surface of a high slope; a plurality of anchor rods arranged at intervals on the slope protection surface, the high slope being provided with anchor holes for forming the anchor rods; a steel reinforcement frame arranged on the slope protection surface; an anchor bar arranged on the anchor rod, the anchor bar being provided with a bent portion arranged on the slope protection surface, and the anchor bar being welded to the steel reinforcement frame.

[0008] In some embodiments, it further comprises: a retaining member screwed to the end of the anchor bar; and a molding member arranged at intervals on the outer circumferential surface of the retaining member.

[0009] In some embodiments, the retaining member comprises: an inner sleeve, the inner sleeve is provided with an inner thread, the inner sleeve is provided with a limiting surface for limiting the insertion depth of the anchoring rib; an outer sleeve, the modeling member is arranged on the outer periphery of the outer sleeve, the outer sleeve is matched with the anchor hole; a connecting rib, the connecting rib is arranged between the inner sleeve and the outer sleeve.

[0010] In some embodiments, further comprising: a guide surface, the guide surface is arranged on the modeling member.

[0011] In some embodiments, further comprising: a plurality of anchoring rib supports, the plurality of anchoring rib supports are arranged on the anchoring rib.

[0012] In some embodiments, further comprising: a water permeable hole, the water permeable hole is arranged on the slope protection surface; a drainage ditch, the drainage ditch is connected to the slope protection surface.

[0013] The technical scheme of the present application provides a supporting structure suitable for preventing collapse of a high geological slope, comprising: a slope protection surface, the slope protection surface is arranged on the slope surface of the high slope; a plurality of anchor rods, the plurality of anchor rods are arranged on the slope protection surface at intervals, the high slope is provided with anchor holes for forming the anchor rods; a steel framework, the steel framework is arranged on the slope protection surface; an anchoring rib, the anchoring rib is arranged on the anchor rod, the anchoring rib is provided with a bent portion, the bent portion is arranged on the slope protection surface, and the anchoring rib is welded to the steel framework. The slope protection surface and the anchor rod are arranged on the natural or man-made high slope surface, the setting of the slope protection surface and the anchor rod can effectively enhance the overall rigidity of the high slope soil body, significantly improve the overall stability of the high slope, and avoid dangerous situations such as collapse of the high slope. By setting the bent portion on the anchoring rib and welding the anchoring rib to the steel framework, the connection strength between the slope protection surface and the anchor rod is effectively enhanced, thereby enhancing the connection strength between the slope protection surface and the high slope soil body, which is beneficial to enhancing the overall stability of the high slope and reducing the safety hazards of the high slope. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical schemes in the embodiments of the present application or the prior art, the drawings needed in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creating laborious work.

[0015] Figure 1 It is a sectional view of the supporting structure suitable for preventing collapse of a high geological slope in an embodiment of the present application;

[0016] Figure 2 It is a structural schematic view of the anchor rod in an embodiment of the present application;

[0017] Figure 3 It is a structural schematic view of the retaining member and the modeling member in an embodiment of the present application;

[0018] Figure 4 Figure 1 is a structural diagram of the connection between the anchor and the steel framework in an embodiment of the present application;

[0019] Figure 5 Figure 2 is a structural diagram of the steel framework and the reinforcing bar in an embodiment of the present application;

[0020] Figure 6 Figure 3 is an elevation view of a supporting structure suitable for preventing collapse of a high geological slope in an embodiment of the present application;

[0021] Figure 7 Figure 4 is a structural diagram of the water-permeable hole in an embodiment of the present application.

[0022] In the figure: slope protection 1, anchor rod 2, anchor bar support 21, anchor bar 22, bending part 221, retaining part 23, limiting surface 231, guiding surface 232, inner sleeve 233, connecting bar 234, modeling part 235, outer sleeve 236, drainage ditch 3, steel framework 4, horizontal reinforcing bar 5, water-permeable hole 6, UPVC pipe 61, pebble heap bag 62. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0024] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present application are only used to explain the relative positional relationship, movement condition, etc. between components in a certain posture (as shown in the drawings), and if the certain posture changes, the directional indications also change accordingly.

[0025] It should also be noted that when an element is referred to as being “fixed to” or “set on” another element, it can be directly on the other element or there can be a middle element. When an element is referred to as being “connected” to another element, it can be directly connected to the other element or there can be a middle element.

[0026] In addition, the descriptions involving "first", "second", etc. in the present application are only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" can explicitly or implicitly include at least one of the features. In addition, the technical solutions of various embodiments can be combined with each other, but it must be based on the fact that the technical solutions can be realized by those skilled in the art. When the combination of technical solutions contradicts each other or cannot be realized, it should be considered that the combination of technical solutions does not exist and is not within the protection scope required by the present application.

[0027] Referring to Figure 1 , Figure 2 , Figure 4 and Figure 5 , the present application proposes a supporting structure suitable for geological high slope collapse prevention, comprising: a slope protection surface 1, the slope protection surface 1 is arranged on the slope surface of the high slope; a plurality of anchor rods 2, the plurality of anchor rods 2 are arranged at intervals on the slope protection surface 1, and the high slope is provided with anchor holes for forming the anchor rods 2; a steel reinforcement framework 4, the steel reinforcement framework 4 is arranged on the slope protection surface 1; an anchoring bar 22, the anchoring bar 22 is arranged on the anchor rod 2, and the anchoring bar 22 is provided with a bent portion 221, the bent portion 221 is arranged on the slope protection surface 1, and the anchoring bar 22 is welded to the steel reinforcement framework 4.

[0028] In the laying process of the supporting structure suitable for geological high slope collapse prevention, a plurality of anchor holes are first drilled, then the anchoring bars 22 are sequentially arranged, and a plurality of anchor rods 2 are formed by injecting cement slurry, then the steel reinforcement framework 4 is laid on the slope surface of the high slope, and then the slope protection surface 1 is formed by spraying concrete on the slope surface of the high slope, preferably twice to form the slope protection surface 1. The bent portion 221 is formed by bending the end of the anchoring bar 22 extending out of the anchor hole, which can effectively enhance the connection between the anchoring bar 22 and the slope protection surface 1, and the connection between the anchoring bar 22 and the steel reinforcement is realized by welding, further enhancing the connection between them.

[0029] Specifically, the slope protection surface 1 and the anchor rod 2 are arranged on the natural or man-made high slope surface, and the overall stiffness of the high slope soil body is effectively enhanced by arranging the slope protection surface 1 and the anchor rod 2, which significantly improves the overall stability of the high slope and avoids dangerous situations such as collapse of the high slope. By arranging the bent portion 221 on the anchoring bar 22 and welding the anchoring bar 22 to the steel reinforcement framework 4, the connection strength between the slope protection surface 1 and the anchor rod 2 is effectively enhanced, thereby enhancing the connection strength between the slope protection surface 1 and the high slope soil body, which is conducive to enhancing the overall stability of the high slope and reducing the safety hazards of the high slope.

[0030] The slope protection 1 and the anchor rod 2 are both concrete structures, the steel reinforcement framework 4 is used for restraining the concrete structure of the slope protection 1, improving the integrity of the slope protection 1, and the anchoring rib 22 is used for restraining the concrete structure of the anchor rod 2, improving the integrity of the anchor rod 2.

[0031] Preferably, a plurality of pairs of horizontal reinforcing ribs 5 are arranged in the slope protection 1, one pair of horizontal reinforcing ribs 5 comprises two horizontal reinforcing ribs 5, and the two horizontal reinforcing ribs 5 are arranged on the two sides of the anchoring rib 22. By arranging the horizontal reinforcing ribs 5, the connecting strength between the slope protection 1 and the anchor rod 2 is further enhanced.

[0032] Referring to FIGS. 1 and 2, Figure 1 , Figure 2 and Figure 3 In some embodiments, the retaining member 23 is screwed to the end of the anchoring rib 22, the retaining member 23 is screwed to the other end of the bending part 221 of the anchoring rib 22, the outer diameter of the retaining member 23 is approximately equal to the inner diameter of the anchor hole, the position of the anchoring rib 22 is fixed by the retaining member 23, and the anchoring rib 22 is prevented from being deviated. The shaping member 235 is arranged at intervals on the outer circumferential surface of the retaining member 23. The shaping member 235 is used for forming a plurality of grooves on the anchor hole, thereby increasing the connecting area between the anchor rod 2 and the high-slope soil body and increasing the connecting strength between the anchor rod 2 and the high-slope soil body.

[0033] In the embodiment, there are four shaping members 235, and the included angle between the two adjacent shaping members 235 is 90°. The shaping member 235 is equal in cross section along the axial direction of the anchor hole. The cross-sectional shape of the shaping member 235 can be any one of an arc shape, a rectangular shape, a triangular shape, and a trapezoidal shape. The cross-sectional shape of the shaping member 235 is not limited here, as long as it can increase the connecting area between the anchor rod 2 and the high-slope soil body.

[0034] Referring to FIG. 3, Figure 3 In some embodiments, the retaining member 23 comprises an inner sleeve 233, an outer sleeve 236, and a connecting rib 234. The inner sleeve 233 is internally provided with internal threads, and is provided with a limiting surface 231 for limiting the insertion depth of the anchoring rib 22. The inner sleeve 233 is internally provided with a bottom support, and the bottom support forms the limiting surface 231. The insertion depth of the anchoring rib 22 is limited by the abutment between the limiting surface 231 and the anchoring rib 22. The shaping member 235 is arranged at intervals on the outer circumferential surface of the outer sleeve 236, and the outer sleeve 236 is adapted to the anchor hole. The outer diameter of the outer sleeve 236 is approximately equal to the inner diameter of the anchor hole, and is used for limiting the position of the anchoring rib 22 in the anchor hole. The inner sleeve 233 is connected to the anchoring rib 22 through threads, which is conducive to enhancing the coaxiality between the anchoring rib 22 and the outer sleeve 236, and is conducive to better limiting the position of the anchoring rib 22 in the anchor hole.

[0035] Referring to FIG. 4,Figure 3 As shown in some embodiments, further comprising: a guide surface 232, the guide surface 232 is arranged on the molding member 235. The guide surface 232 is beneficial for the molding member 235 to be inserted into the anchor hole.

[0036] Referring to Figure 1 and Figure 2 As shown in some embodiments, further comprising: a plurality of anchor bars 22 supports 21, the plurality of anchor bars 22 supports 21 are arranged on the anchor bars 22. The two ends of the anchor bars 22 supports 21 are connected with the anchor bars 22, and the middle part of the anchor bars 22 supports 21 is matched with the inner diameter of the anchor hole. The position of the anchor bars 22 in the anchor hole is further limited by the plurality of anchor bars 22 supports 21.

[0037] Referring to Figure 1 , Figure 6 and Figure 7 As shown in some embodiments, further comprising: a water permeable hole 6, the water permeable hole 6 is arranged on the slope protection 1; a drainage ditch 3, the drainage ditch 3 is connected with the slope protection 1. The water permeable hole 6 is used for drainage, for draining the soil moisture behind the slope protection 1, preventing the ground water from infiltrating, preventing the accumulated water behind the slope protection 1 from forming hydrostatic pressure, reducing the frost heaving pressure and swelling pressure of the soil. The drainage ditch 3 is used for collecting and discharging external precipitation such as rainwater.

[0038] In the present embodiment, a UPVC pipe 61 is arranged in the water permeable hole 6, one end of the UPVC pipe 61 is arranged on the slope protection 1, and the other end of the UPVC pipe 61 is filled with a pebble pile bag 62.

[0039] The above only describes some or preferred embodiments of the present application, neither the text nor the drawings can limit the scope of protection of the present application, any equivalent structural transformation using the content of the present application specification and drawings, or direct / indirect application in other related technical fields are included in the scope of protection of the present application.

Claims

1. A supporting structure for preventing collapse of a high geological slope, characterized in that, The utility model relates to a high slope protection device, including: A slope protection (1) is arranged on the slope surface of a high slope; A plurality of anchor rods (2) are arranged on the slope protection (1) at intervals, and the high slope is provided with anchor holes for forming the anchor rods (2); A steel reinforcement cage (4) is arranged on the slope protection (1); An anchoring bar (22) is arranged on the anchor rod (2), the anchoring bar (22) is provided with a bent part (221), the bent part (221) is arranged on the slope protection (1), and the anchoring bar (22) is welded to the steel reinforcement cage (4).

2. The supporting structure for preventing collapse of a high geological slope according to claim 1, wherein Further comprising: A retaining member (23) is screwed to the end of the anchoring bar (22); A shaping member (235) is arranged on the outer circumferential surface of the retaining member (23) at intervals.

3. The supporting structure for preventing collapse of a high geological slope according to claim 2, wherein The retaining member (23) comprises: An inner sleeve (233) is provided with an internal thread, the inner sleeve (233) is provided with a limiting surface (231) for limiting the insertion depth of the anchoring bar (22); An outer sleeve (236) is arranged on the outer circumferential surface of the outer sleeve (236), and the outer sleeve (236) is matched with the anchor hole; A connecting bar (234) is arranged between the inner sleeve (233) and the outer sleeve (236).

4. The supporting structure for preventing collapse of a high geological slope according to claim 2, wherein Further comprising: A guide surface (232) is arranged on the shaping member (235).

5. The supporting structure for preventing collapse of a high geological slope according to claim 1, wherein Further comprising: A plurality of anchoring bar supports (21) are arranged on the anchoring bar (22).

6. The supporting structure for preventing collapse of a high geological slope according to claim 1, wherein Further comprising: A water-permeable hole (6) is arranged on the slope protection (1); A drainage ditch (3) is connected to the slope protection (1).

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