CN113006102A

CN113006102A - Rock-soil slope ecological protection structure and construction method thereof

Info

Publication number: CN113006102A
Application number: CN202110245696.4A
Authority: CN
Inventors: 张硕; 杨铭斐; 郑超; 龙丹; 宋伟乐; 黄伟
Original assignee: Henan University of Urban Construction
Current assignee: Henan University of Urban Construction
Priority date: 2021-03-05
Filing date: 2021-03-05
Publication date: 2021-06-22

Abstract

The invention relates to the technical field of rock-soil slope protection structures, and discloses a rock-soil slope ecological protection structure and a construction method thereof, wherein the rock-soil slope ecological protection structure comprises the following steps: a fender structure, two vertical slide rails, a plurality of transverse sliding plate and a plurality of removal seat, a fender structure is frame construction, two vertical slide rails link firmly with two fore-and-aft sides of a fender structure respectively, both ends link firmly the slider respectively about a plurality of transverse sliding plate, slider and vertical slide rail sliding fit, first screw through-hole has on the slider, first bolt runs through first screw through-hole and tightly supports vertical slide rail so that slider and vertical slide rail fixed connection, the last slide opening that has along its length direction of transverse sliding plate, the slide opening runs through transverse sliding plate thickness direction, a plurality of removal seats respectively with a plurality of transverse sliding plate sliding fit, and fix through a plurality of threaded fastener, the middle part of removing the seat has the fixed orifices that is used for fixed stock. The structure of the invention can avoid the problem that the anchoring can not be carried out due to the fixed position of the anchor hole on the supporting and retaining structure, and ensure the protection effect.

Description

Rock-soil slope ecological protection structure and construction method thereof

Technical Field

The invention relates to the technical field of rock-soil slope protection structures, in particular to a rock-soil slope ecological protection structure and a construction method thereof.

Background

In recent years, with large-scale engineering construction and mining, a large number of geotechnical side slopes which cannot recover vegetation are formed, and with the improvement of ecological environment awareness and economic strength of people, side slope ecological protection structures are increasingly applied to construction.

The anchor rod technology is that a hole is drilled in a natural stratum to a stable stratum, an anchor pull rod is inserted, cement mortar is poured into the hole, an anchor rod part arranged in the stable cliff is called an anchoring section, the slope (or foundation) of a soil body or a rock body is maintained to be stable by utilizing the pulling resistance of the anchoring section, at present, for the rock-soil slope, a supporting and blocking structure is machined in advance, anchor rod drilling holes are machined at four corners of each supporting and blocking structure, after the rock-soil slope is reached, the supporting and blocking structure is fixed on the slope, then the rock is drilled from the anchor rod drilling holes, and finally, the anchor rod penetrates through the anchor rod drilling holes and the rock drilling holes in sequence to be poured and the like for fixing.

However, rock slopes are rocks formed naturally due to the fact that rocks of the rock slopes are rocks, different rocks may have rock hardness differences, and even if rock hardness differences exist in different positions of the same rock, after the retaining structure is fixed, due to the fact that the anchor rod drilling hole is fixed, the corresponding rock drilling hole is fixed, drilling holes cannot be completed possibly if rock hardness at the drilling hole is too high or other substances exist, and then the rock where the retaining structure is located cannot be anchored, so that overall protection is affected.

Disclosure of Invention

The invention provides a rock-soil slope ecological protection structure and a construction method thereof, which can solve the problem of fixed anchor rod drilling position on a retaining structure in the prior art.

One of the purposes of the invention is to provide a rock-soil slope ecological protection structure, which comprises:

the supporting and blocking structure is a frame structure;

the two longitudinal sliding rails are fixedly connected with two longitudinal side edges of the retaining structure respectively;

the left end and the right end of each transverse sliding plate are fixedly connected with a sliding block respectively, the sliding blocks are in sliding fit with the longitudinal sliding rails, the sliding blocks are provided with first threaded through holes, first bolts penetrate through the first threaded through holes and tightly abut against the longitudinal sliding rails so that the sliding blocks are fixedly connected with the longitudinal sliding rails, the transverse sliding plates are provided with sliding holes along the length directions of the transverse sliding plates, and the sliding holes penetrate through the thickness directions of the transverse sliding plates;

a plurality of removal seats, respectively with a plurality of cross slide sliding fit to fix through a plurality of threaded fastener, the middle part of removing the seat has the fixed orifices that is used for fixing the stock.

Optionally, the longitudinal slide rail is a T-shaped slide rail, the slide block is a C-shaped slide block, the inner side surface of the lower flange of the slide block is provided with a plurality of first saw teeth, the corresponding position of the longitudinal slide rail is provided with a plurality of second saw teeth, and the first saw teeth can be meshed with the second saw teeth.

Optionally, the movable seat comprises:

the four corners of the square frame base are respectively provided with a second threaded through hole, and a second bolt passes through the second threaded through hole and tightly abuts against the front end face of the transverse sliding plate so as to be fixedly connected with the transverse sliding plate;

and the plurality of first biting teeth are fixedly connected to the rear end face of the square frame base, a plurality of second biting teeth are arranged at corresponding positions of the front end face of the transverse sliding plate, and the second biting teeth can be mutually meshed with the first biting teeth.

Optionally, an anchor rod fixing seat is hinged to the square frame base, and the fixing hole is formed in the anchor rod fixing seat.

Optionally, the anchor rod fixing seat includes:

the fixing hole is formed in the disc, and the left outer side wall and the right outer side wall of the disc are respectively provided with a placing groove;

the two horizontal cross rods are respectively arranged on two sides of the disc, and first ends of the horizontal cross rods extend into the placing groove and can rotate in the vertical direction;

two pairs of ear plates, a pair of direction parallel fixation is on the left side inner wall of square frame base about being, on another pair of symmetrical fixation is on the right side inner wall of square frame base, has the via hole on the tip of the second end of ear plate and two horizontal poles respectively, and the round pin post passes the via hole in proper order so that horizontal pole can follow the horizontal direction and rotate.

Optionally, the number of the transverse sliding plates is two, two hinged seats are respectively fixed on the opposite side faces of the two transverse sliding plates, and a telescopic connecting piece is hinged between the two hinged seats which are diagonal lines.

Optionally, the telescopic connection comprises:

the closed end of the fixed loop bar is hinged with a hinge seat on a transverse sliding plate, and a plurality of locking holes are formed in the side wall, close to the open end, of the fixed loop bar;

one end of the movable rod is inserted into the open end of the fixed sleeve rod, the other end of the movable rod is hinged with the hinge seat on the other transverse sliding plate, and the outer wall of the movable rod is provided with a plurality of rows of continuous clamping grooves along the axial direction of the movable rod;

and the locking bolts are sequentially inserted into the locking holes and the clamping grooves so as to fixedly connect the fixed loop bar with the movable bar.

Optionally, a plurality of springs are axially disposed in the fixed loop bar, a first end of each spring is fixedly connected to the inner bottom wall of the fixed loop bar, and a second end of each spring is fixedly connected to one end of the movable bar.

The invention also aims to provide a construction method of the rock-soil slope ecological protection structure, which comprises the following steps:

s1, drilling a plurality of anchor rod drill holes on the rock-soil slope;

s2, mounting the sliding block on the longitudinal sliding rail, and fixedly mounting the longitudinal sliding rail on each retaining structure;

s3, sequentially fixing a plurality of supporting and blocking structures on the rock-soil slope;

and S4, adjusting the positions of the movable seats to make the fixed holes on the movable seats consistent with the positions of the anchor rod drill holes, and anchoring the anchor rod into the anchor rod drill holes from the fixed holes.

Compared with the prior art, the invention has the beneficial effects that: according to the ecological protection structure for the rock-soil side slope, the transverse sliding plate can move along the vertical direction of the supporting and blocking structure through the longitudinal sliding rails arranged on the supporting and blocking structure, the moving seat can move left and right through the left and right movement of the moving seat on the transverse sliding plate, so that the moving seat can move at any position in a frame of the protection structure, the transverse sliding plate can be fixed at any position in the vertical direction through the matching of the first bolt and the sliding block, the moving seat can be fixed at any position in the left and right directions through the threaded fastener, the position of the fixing hole on the moving seat can be adjusted according to the position of an anchor rod drilling hole in the rock-soil side slope, the problem that anchoring cannot be performed due to the fact that the position of the anchor hole in the supporting and blocking structure is fixed is solved, and the whole protection effect is.

Drawings

Fig. 1 is a schematic structural diagram of an ecological protection structure of a rock-soil slope provided by an embodiment of the invention;

FIG. 2 is a schematic cross-sectional view of a longitudinal slide rail and a slider according to an embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of the structure at G in FIG. 2;

FIG. 4 is an enlarged view of a portion of the structure at H in FIG. 1;

FIG. 5 is a side view of a mobile station provided in accordance with an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a telescopic connection component according to an embodiment of the present invention.

Detailed Description

An embodiment of the present invention will be described in detail below with reference to the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the embodiment.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing technical solutions of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1, an ecological protection structure for a geotechnical slope provided by an embodiment of the present invention includes: the supporting structure 10, two longitudinal slide rails 20, a plurality of transverse sliding plates 30 and a plurality of movable seats 50, the supporting structure 10 is a frame structure, two longitudinal slide rails 20 are fixedly connected with two longitudinal sides of the supporting structure 10 respectively, the left end and the right end of each transverse sliding plate 30 are fixedly connected with a slide block 40 respectively, the slide blocks 40 are in sliding fit with the longitudinal slide rails 20, first threaded through holes 400 are formed in the slide blocks 40, first bolts 410 penetrate through the first threaded through holes 400 and tightly abut against the longitudinal slide rails 20 so that the slide blocks 40 are fixedly connected with the longitudinal slide rails 20, sliding holes 300 along the length directions of the transverse sliding plates 30 are formed in the transverse sliding plates 30, the sliding holes 300 penetrate through the thickness directions of the transverse sliding plates 30, the movable seats 50 are in sliding fit with the transverse sliding plates 30 respectively and are fixed through a plurality of threaded fasteners, and fixing holes 500 for fixing anchor rods are formed in the middle parts of.

According to the ecological protection structure for the rock-soil side slope, the transverse sliding plate can move along the vertical direction of the supporting and blocking structure through the longitudinal sliding rail arranged on the supporting and blocking structure, the moving seat can move left and right through the left and right movement of the moving seat on the transverse sliding plate, so that the moving seat can move at any position in the frame of the protection structure, the fixing of any position of the transverse sliding plate in the vertical direction can be realized through the matching of the first bolt and the sliding block, the fixing of any position of the moving seat in the left and right directions can be realized through the threaded fastener, namely, the position of the moving seat in the ecological protection structure is continuously changed, the moving seat can be adjusted to the position of the moving seat no matter where the position of a drill hole on rock-soil is located, so that the position of a fixed hole on the moving seat can be adjusted according to the position of the anchor rod drill hole on the rock-soil side slope, and the problem that the, ensuring the integral protection effect.

Referring to fig. 2-3, the longitudinal rail 20 of the present invention is a T-shaped rail, the sliding block 40 is a C-shaped sliding block, the inner side surface of the lower flange of the sliding block 40 has a plurality of first saw teeth 420, the corresponding position of the longitudinal rail 20 has a plurality of second saw teeth 200, and the first saw teeth 420 can be engaged with the second saw teeth 200.

In order to realize the continuous position change of the movable seat 50, the present invention simply provides the first threaded through hole 400 on the slider 40, when the position of the sliding block 40 needs to be fixed, the first bolt 410 is screwed into the first threaded through hole 400, the lower end of the first bolt 410 is tightly pressed against the front end surface of the longitudinal sliding rail 20, in order to further increase the locking force between the sliding block 40 and the longitudinal sliding rail 20 and prevent the movable seat 50 from being displaced, the embodiment of the present invention adds the first saw tooth 420 and the second saw tooth 200, during the movement, the slider 40 is pulled forward to prevent the first saw tooth 420 and the second saw tooth 200 from being engaged, pushing the slider 40 backward when the desired position is reached causes the first saw tooth 420 and the second saw tooth 200 to be engaged at an initial stage, and the first saw teeth 420 and the second saw teeth 200 are further engaged by the first bolt 410, thereby realizing the further fixation of the sliding block 40 and the longitudinal sliding rail 20, and ensuring the fixed position of the movable seat 50.

Referring to fig. 4-5, a mobile station 50 in an embodiment of the present invention includes: the square frame base 510 and a plurality of first engaging teeth 530, wherein the four corners of the square frame base 510 are respectively provided with a second threaded through hole, a second bolt 520 passes through the second threaded through hole and abuts against the front end surface of the transverse sliding plate 30 so as to fixedly connect the two, the plurality of first engaging teeth 530 are fixedly connected to the rear end surface of the square frame base 510, the corresponding position of the front end surface of the transverse sliding plate 30 is provided with a plurality of second engaging teeth 310, and the second engaging teeth 310 can be engaged with the first engaging teeth 530.

In principle, the second bolt 520, the first engaging tooth 530 and the second engaging tooth 310 can further secure the further fixation between the square frame base 510 and the cross slide 30, thereby preventing the square frame base 510 from being fixed in position in the left-right direction, and further securing the position of the fixing hole 500.

Aiming at the problem that in the prior design, in order to ensure that the anchor rod can smoothly enter, the anchoring hole formed in the supporting and blocking structure 10 is larger and is generally 3-4 times of the diameter of the anchor rod, but the connection strength of the anchor rod and the supporting and blocking structure 10 can be reduced, so that the anchoring is not firm, the anchor rod fixing seat 60 is hinged to the square frame base 510, the fixing hole 500 is formed in the anchor rod fixing seat 60, and the angle of the anchor rod fixing seat 60 can be adjusted according to the drilling position of the anchor rod in the rock soil in a hinged mode.

Referring to fig. 4, the anchor holder 60 includes: disc 600, two horizontal poles 610 and two pairs of otic placodes 620, fixed orifices 500 are located on disc 600, disc 600's the left and right sides both lateral walls have the standing groove 640 respectively, two horizontal poles 610 set up respectively in the both sides of disc 600, the first end of horizontal pole 610 extends into in standing groove 640 and can rotate at vertical direction, one pair of two pairs of otic placodes 620 is on the left side inner wall of direction parallel fixation in square frame base 510 about being, another pair of symmetrical right side inner wall of being fixed in square frame base 510 is gone up, the end of the second end of otic placode 620 and two horizontal poles 610 has the via hole respectively, round pin post 630 passes the via hole in proper order so that horizontal pole 610 can follow the horizontal direction and rotate.

The rotation of disc 600 in the horizontal direction can be realized through the cooperation of two otic placodes 620 and horizontal pole 610, can realize the rotation of disc 600 in vertical direction through the cooperation of horizontal pole 610 and standing groove 640 to make disc 600 can realize the rotation of a plurality of dimensions, thereby satisfy the stock of different angles and insert, and avoided the too big problem that makes the anchor not firm in fixed orifices 500 apertures.

In order to enhance the connection strength between a plurality of anchoring points in the same retaining structure 10, the number of the cross sliding plates 30 is two, two hinge seats 310 are respectively fixed on the opposite side surfaces of the two cross sliding plates 30, and the telescopic connecting piece 70 is hinged between the two diagonal hinge seats 310.

Referring to fig. 6, the telescopic link 70 includes: the fixed sleeve rod 700, the moving rod 720 and a plurality of locking bolts 740, the closed end of the fixed sleeve rod 700 is hinged with the hinge seat 310 on one transverse sliding plate 30, the side wall of the fixed sleeve rod 700 close to the open end is provided with a plurality of locking holes 710, one end of the moving rod 720 is inserted into the open end of the fixed sleeve rod 700, the other end of the moving rod 720 is hinged with the hinge seat 310 on the other transverse sliding plate 30, the outer wall of the moving rod 720 is provided with a plurality of rows of continuous clamping grooves 730 along the axial direction, and the plurality of locking bolts 740 are sequentially inserted into the locking holes 710 and the clamping grooves 730 to fixedly connect the fixed sleeve rod 700 and the moving rod 720.

The length of extending fixed loop bar 700 through movable rod 720 can adjust both whole lengths, and then satisfy being connected between a plurality of removal seats 50 of different distances, realize movable rod 720 and fixed loop bar 700's position locking through the block of locking bolt 740 with draw-in groove 730, this kind of condensation mode is simple easy to operate, and is minimum to movable rod 720's destruction, and its intensity is guaranteed to the at utmost.

Optionally, a plurality of springs 750 are disposed in the fixed sleeve rod 700 along the axial direction thereof, a first end of each spring 750 is fixedly connected to the inner bottom wall of the fixed sleeve rod 700, a second end of each spring 750 is fixedly connected to one end of the movable rod 720, and the springs 750 can always jack up the movable rod 720, thereby further enhancing the connection strength between the plurality of movable seats 50.

The construction method of the rock-soil slope ecological protection structure comprises the following steps:

s1, drilling a plurality of anchor rod drill holes on the rock-soil slope;

s2, mounting the sliding block 40 on the longitudinal sliding rail 20, and fixedly mounting the longitudinal sliding rail 20 on each retaining structure 10;

s3, sequentially fixing the plurality of supporting and retaining structures 10 on the rock-soil slope;

and S4, adjusting the positions of the movable seats 50 to make the fixed holes 500 on the movable seats consistent with the positions of the anchor rod drilling holes, and anchoring the anchor rod into the anchor rod drilling holes from the fixed holes 500.

The above disclosure is only for a few specific embodiments of the present invention, however, the present invention is not limited to the above embodiments, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.

Claims

1. The utility model provides an ecological protective structure of ground slope, includes fender structure (10), fender structure (10) are frame construction, its characterized in that still includes:

the two longitudinal sliding rails (20) are fixedly connected with two longitudinal side edges of the supporting and retaining structure (10) respectively;

the sliding device comprises a plurality of transverse sliding plates (30), wherein the left end and the right end of each transverse sliding plate (30) are fixedly connected with a sliding block (40), each sliding block (40) is in sliding fit with a longitudinal sliding rail (20), each sliding block (40) is provided with a first threaded through hole (400), a first bolt (410) penetrates through the corresponding first threaded through hole (400) and tightly abuts against the corresponding longitudinal sliding rail (20) so that the corresponding sliding block (40) is fixedly connected with the corresponding longitudinal sliding rail (20), each transverse sliding plate (30) is provided with a sliding hole (300) along the length direction of the transverse sliding plate, and each sliding hole (300) penetrates through the thickness direction of the corresponding transverse sliding plate (30;

and the plurality of moving seats (50) are respectively in sliding fit with the plurality of transverse sliding plates (30) and are fixed through a plurality of threaded fasteners, and the middle part of each moving seat (50) is provided with a fixing hole (500) for fixing an anchor rod.

2. The ecological protection structure of geotechnical slope according to claim 1, wherein said longitudinal slide rail (20) is a T-shaped slide rail, said slide block (40) is a C-shaped slide block, the inner side surface of the lower flange of said slide block (40) is provided with a plurality of first saw teeth (420), the corresponding position of said longitudinal slide rail (20) is provided with a plurality of second saw teeth (200), and said first saw teeth (420) can be engaged with said second saw teeth (200).

3. The ecological protection structure of geotechnical slope according to claim 1, characterized in that said mobile seat (50) comprises:

the four corners of the square frame base (510) are respectively provided with a second threaded through hole, and a second bolt (520) passes through the second threaded through hole and tightly abuts against the front end surface of the transverse sliding plate (30) so as to be fixedly connected with the transverse sliding plate;

a plurality of first engaging teeth (530) fixedly connected to the rear end face of the square frame base (510), and a plurality of second engaging teeth (310) arranged at corresponding positions on the front end face of the cross sliding plate (30), wherein the second engaging teeth (310) can be engaged with the first engaging teeth (530).

4. The ecological protection structure of rock-soil slope according to claim 3, characterized in that the square frame base (510) is hinged with an anchor rod fixing seat (60), and the fixing hole (500) is formed on the anchor rod fixing seat (60).

5. The ecological protection structure of rock-soil slope according to claim 1, characterized in that the anchor rod fixing seat (60) comprises:

the fixing hole (500) is formed in the disc (600), and the left outer side wall and the right outer side wall of the disc (600) are respectively provided with a placing groove (640);

the two horizontal cross rods (610) are respectively arranged at two sides of the disc (600), and first ends of the horizontal cross rods (610) extend into the placing groove (640) and can rotate in the vertical direction;

two pairs of otic placodes (620), a pair of direction parallel fixation in from top to bottom is in on the left side inner wall of square frame base (510), another pair of symmetry is fixed in on the right side inner wall of square frame base (510), have the via hole on the tip of the second end of otic placode (620) and two horizontal poles (610) respectively, round pin post (630) pass in proper order the via hole so that horizontal pole (610) can rotate along the horizontal direction.

6. The ecological protection structure of rock-soil slope according to claim 1, characterized in that there are two transverse sliding plates (30), two hinged seats (310) are fixed on the opposite side surfaces of two transverse sliding plates (30), respectively, and a telescopic connecting member (70) is hinged between the two hinged seats (310) in diagonal.

7. The ecological protection structure of geotechnical slope according to claim 6, characterized in that said telescopic connecting member (70) includes:

the closed end of the fixed loop bar (700) is hinged with a hinge seat (310) on one transverse sliding plate (30), and a plurality of locking holes (710) are formed in the side wall of the fixed loop bar (700) close to the open end;

one end of the moving rod (720) is inserted into the open end of the fixed sleeve rod (700), the other end of the moving rod is hinged with the hinge seat (310) on the other transverse sliding plate (30), and the outer wall of the moving rod (720) is provided with a plurality of rows of continuous clamping grooves (730) along the axial direction;

and a plurality of locking bolts (740) which are inserted into the locking holes (710) and the locking grooves (730) in sequence to fixedly connect the fixed loop bar (700) and the movable bar (720).

8. The ecological protection structure of geotechnical slope according to claim 7, characterized in that a plurality of springs (750) are installed in the fixed loop bar (700) along the axial direction thereof, a first end of the spring (750) is fixedly connected with the inner bottom wall of the fixed loop bar (700), and a second end of the spring (750) is fixedly connected with one end of the moving bar (720).

9. The construction method of the geotechnical slope ecological protection structure according to any one of claims 1 to 8, comprising the steps of:

s1, drilling a plurality of anchor rod drill holes on the rock-soil slope;

s2, mounting the sliding block (40) on the longitudinal sliding rail (20), and fixedly mounting the longitudinal sliding rail (20) on each supporting structure (10);

s3, sequentially fixing a plurality of supporting and retaining structures (10) on the rock-soil slope;

and S4, adjusting the positions of the movable seats (50) to make the fixed holes (500) on the movable seats consistent with the positions of the anchor rod drill holes, and anchoring the anchor rod into the anchor rod drill holes from the fixed holes (500).