CN112746570B - Protection device for highway reconstruction and extension slope - Google Patents
Protection device for highway reconstruction and extension slope Download PDFInfo
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- CN112746570B CN112746570B CN202110000359.9A CN202110000359A CN112746570B CN 112746570 B CN112746570 B CN 112746570B CN 202110000359 A CN202110000359 A CN 202110000359A CN 112746570 B CN112746570 B CN 112746570B
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F7/00—Devices affording protection against snow, sand drifts, side-wind effects, snowslides, avalanches or falling rocks; Anti-dazzle arrangements ; Sight-screens for roads, e.g. to mask accident site
- E01F7/04—Devices affording protection against snowslides, avalanches or falling rocks, e.g. avalanche preventing structures, galleries
- E01F7/045—Devices specially adapted for protecting against falling rocks, e.g. galleries, nets, rock traps
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/20—Securing of slopes or inclines
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- General Engineering & Computer Science (AREA)
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Abstract
The invention discloses a protection device for a reconstruction and extension side slope of a highway and a use method thereof, wherein the protection device comprises the following steps: mud slope guard plate, mud slope guard plate includes perpendicular board body, inclined plane board body and horizontal board body, and perpendicular board body, inclined plane board body and horizontal board body set up to the integral type structure, inclined plane board body sets up in the one side of perpendicular board body bottom, and horizontal board body sets up at the other end of inclined plane board body, arranges the rain roof, arrange the rain roof setting at the top of mud slope guard plate, and arrange the rain roof and set up to the tilting structure, the bottom of arranging the rain roof is provided with the combination briquetting, and combination briquetting and row rain roof fixed connection, emergent lane, mud slope guard plate sets up the one side in emergent lane, the below in emergent lane is provided with the native stratum, one side of native stratum is provided with widens the road surface. The problem that landslide may occur on the mountain construction surface when the construction process of some mountain road sections is in a rainy environment is solved.
Description
Technical Field
The invention relates to the technical field of highways, in particular to a protection device for a slope reconstruction and extension of a highway and a use method thereof.
Background
An expressway, referred to as a highway for short, is a highway dedicated for high-speed driving of automobiles. Highways have different regulations in different countries, times and scientific research and academic fields. According to the Chinese road engineering technology Standard (JTG B01-2014): the highway is a multi-lane highway which is specially used for cars to drive in different directions and lanes and completely control the entrance and exit. The annual average daily designed traffic volume of the highway is preferably more than 15000 passenger cars, and the designed speed is 80-120 kilometers per hour.
The conventional highway needs to ensure the normal traffic of the highway when being reconstructed and expanded, but in the construction process of some mountain road sections, once the highway meets rainy days, the landslide of the mountain construction surface may occur.
Disclosure of Invention
An object of the present invention is to solve at least the above problems and to provide at least the advantages described later.
The invention also aims to provide a protection device for reconstructing and expanding a side slope of a highway and a using method thereof, which can avoid the problem that a landslide can occur on a mountain construction surface when a rainy day environment is met in the construction process of some mountain road sections.
In order to achieve the above objects and other objects, the present invention adopts the following technical solutions:
a protection device for highway reconstruction and extension side slope includes:
the mud slope protection plate comprises a vertical plate body, an inclined plate body and a horizontal plate body, wherein the vertical plate body, the inclined plate body and the horizontal plate body are arranged into an integrated structure;
the rain drainage top plate is arranged at the top of the mud slope protection plate and is of an inclined structure, and the bottom of the rain drainage top plate is provided with a combined pressing block which is fixedly connected with the rain drainage top plate;
the emergency lane, the mud slope guard plate sets up the one side in emergency lane, the below in emergency lane is provided with the native stratum, one side of native stratum is provided with widens the road surface, and the opposite side of widening the road surface is provided with the massif domatic.
Preferably, through metal combination cardboard between the mud slope guard plate, and metal combination cardboard sets up to Z style of calligraphy structure, the surface of horizontal plate body is provided with the taper hole fluting, and metal combination cardboard is connected with the mud slope guard plate through fixed anchor awl.
Preferably, the inclined plane body of the board and the horizontal plate body of the board are connected with the road surface of widening laminating, and the top of widening the road surface is provided with the cement face, the metal combination cardboard is connected with widening the road surface through fixed anchor awl, and fixed anchor awl runs through the inside that extends to widen the road surface, it sets up to trapezoidal cell body structure to widen the road surface.
Preferably, the inside of mud slope guard plate is provided with soil cavity counter weight groove, and the inside in soil cavity counter weight groove is provided with the filling soil, the combination briquetting passes through soil cavity counter weight groove and is connected with the mud slope guard plate, including elastic plastic and metal mesh piece of mud slope guard plate, and the metal mesh piece sets up the inside at elastic plastic.
Preferably, one side of mud slope guard plate is provided with the triangle and pushes away the frame, and the triangle pushes away the frame setting between the mud slope guard plate, the triangle pushes away the frame and passes through bolted connection with emergent lane, and the triangle pushes away the frame and is connected with the laminating of mud slope guard plate.
Preferably, the emergency lane comprises an asphalt pavement, a concrete stabilization layer and a gravel base layer, wherein the asphalt pavement is arranged above the concrete stabilization layer, and the concrete stabilization layer is arranged above the gravel base layer.
A use method of a protection device for a slope of highway reconstruction and extension comprises the following steps:
the method comprises the following steps: expanding the road surface on one side of an emergency lane on the original expressway, excavating a widened road surface with a trapezoidal groove body structure, and simultaneously ensuring that the horizontal height of the widened road surface is lower than that of the emergency lane;
step two: paving a layer of cement surface on the widened pavement at the extension position, wherein the thickness of the cement surface is 2-3 cm, and the coverage area of the cement surface needs to extend to one side of the emergency lane and below the mountain slope surface respectively;
step three: after the cement surface is completely solidified, erecting a mud slope protection plate along an emergency lane, attaching an inclined plate body and a horizontal plate body at the bottom of the mud slope protection plate to the cement surface during erection, and installing a group of metal combination clamping plates at the middle section of the horizontal plate body and at a connecting gap between the mud slope protection plates;
step four: the metal combined clamp plate is of a Z-shaped structure, one end of the metal combined clamp plate is attached to the mud slope protection plate, the other end of the metal combined clamp plate is in contact with the cement surface, then the metal combined clamp plate penetrates through the metal combined clamp plate and the mud slope protection plate through the fixed anchor cone to be embedded into the widened road surface, and the mud slope protection plate is fixed inside the widened road surface;
step five: the mud slope protection plate is of a hollow structure, a soil cavity counterweight groove is formed in the mud slope protection plate, after the mud slope protection plate is fixed, constructors need to fill filling soil into the soil cavity counterweight groove, and after filling is finished, a rain drainage top plate is installed at the top of the mud slope protection plate;
step six: at last, a triangular pushing frame is additionally arranged between mud slope protection plates facing one side of the emergency lane, right-angle surfaces of the triangular pushing frame are respectively attached to the asphalt pavement and the horizontal plate body, the triangular pushing frame and the asphalt pavement are fixedly connected through bolts, and the whole protection structure can be put into use after the steps are completed.
The invention at least comprises the following beneficial effects:
1. according to the invention, the mud slope protection plate is erected between the emergency lane of the highway and the mountain body extension road surface, when the emergency situation of mountain landslide occurs, mud stone flow can slide downwards along the slope body, and then the excavated widened road surface finally impacts the mud slope protection plate, but in the process, the mud stone flow can be firstly pressed and filled on the inclined plane plate body and the horizontal plate body at the bottom of the mud slope protection plate, and a lever force can be formed by the pressure of the mud stone flow on the inclined plane plate body and the horizontal plate body and the impact force on the vertical plate body, so that the mud slope protection plate is prevented from being collapsed by the mud stone flow generated by landslide;
2. the mud slope protection plate is composed of the metal mesh and the elastic plastic, the elastic plastic covers the outer side of the metal mesh, the weight of the mud slope protection plate is reduced while the stability is guaranteed, the metal mesh positioned on the inner side can improve the tensile strength of the mud slope protection plate, the situation that the mud slope protection plate is damaged and broken in the process of being impacted by debris flow is avoided, soil materials can be filled in the mud slope protection plate when the mud slope protection plate is used, the internal structure of the mud slope protection plate is more compact, the weight of the mud slope protection plate can be increased, the center of the mud slope protection plate is stabilized, the soil materials only need to be poured out after the mud slope protection plate is used, and the rain drainage top plate is used for avoiding the situation that rainwater enters the inside of the mud slope protection plate and causes the soil materials to be soaked in water.
Drawings
Fig. 1 is a front view of a protection device for a slope of highway reconstruction and extension and a use method thereof;
fig. 2 is a schematic view of an installation structure of the protection device for the reconstruction and extension slope of the expressway and the use method thereof provided by the invention;
FIG. 3 is a schematic structural view of a mud slope protection plate of the protection device for the reconstruction and extension of the slope of the expressway and the use method thereof provided by the invention;
FIG. 4 is a schematic cross-sectional view of a mud slope protection plate of the protection device for the reconstruction and extension of the highway slope and the use method thereof;
fig. 5 is an enlarged structural diagram at a point a of the protection device for the highway reconstruction and extension slope and the use method thereof provided by the invention.
Detailed Description
The present invention is described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description.
As shown in fig. 1 to 5, a protection device for a slope of highway reconstruction and extension includes:
mud slope guard plate 1, mud slope guard plate 1 includes perpendicular body 6, inclined plane body 7 and horizontal body 8, and perpendicular body 6, inclined plane body 7 and horizontal body 8 set up the integral type structure, inclined plane body 7 sets up the one side in perpendicular body 6 bottom, and horizontal body 8 sets up the other end at inclined plane body 7, arrange rain roof 4 sets up the top at mud slope guard plate 1, and arrange rain roof 4 and set up to the tilting structure, the bottom of arranging rain roof 4 is provided with combination briquetting 10, and combination briquetting 10 and row rain roof 4 fixed connection, emergent lane 22, mud slope guard plate 1 sets up the one side at emergent 22, the below of emergent lane 22 is provided with terrane 15, one side of terrane 15 is provided with widens road surface 17, and the opposite side of widening road surface 17 is provided with massif domatic 16.
Among the above scheme, establish mud slope protection plate frame between emergent lane of highway and massif extension road surface, when the emergency of taking place massif landslide, the mud stone flow can be along the downward landing of the slope body, later through the final striking on mud slope protection plate of the widening road surface of digging out, nevertheless at this in-process, the mud stone flow can be pressed earlier and filled in on the inclined plane body of mud slope protection plate bottom and the horizontal plate body, through the mud stone flow to the pressure of inclined plane body of the board and horizontal plate body and to the impact force of perpendicular body of the board can form a lever power, avoid the mud stone flow that mud slope protection plate produced by the landslide to collapse the condition to appear.
In an optimal selection scheme, through metal combination cardboard 2 between the mud slope guard plate 1, and metal combination cardboard 2 sets up to Z style of calligraphy structure, and the surface of horizontal plate body 8 is provided with taper hole fluting 18, and metal combination cardboard 2 is connected with mud slope guard plate 1 through fixed anchor awl 3.
Among the above scheme, metal combination cardboard itself is a Z style of calligraphy structure, and the one end laminating is on mud slope guard plate, and the other end and cement face contact then pass metal combination cardboard and mud slope guard plate through the fixed anchor awl and imbed to widening the road surface, fix the inside on widening the road surface with the mud slope guard plate, can accomplish the basis between mud slope guard plate and the road surface like this and fix, prevent that the mud slope guard plate from appearing the condition of skew dislocation.
In a preferred scheme, inclined plane body 7 and horizontal body 8 are connected with widening the laminating of road surface 17, and the top of widening road surface 17 is provided with cement face 11, and metal combination cardboard 2 is connected with widening road surface 17 through fixed anchor awl 3, and fixed anchor awl 3 runs through the inside that extends to widening road surface 17, widens road surface 17 and sets up to trapezoidal cell body structure.
In the scheme, the road surface is expanded on the basis of one side of an emergency lane on an original expressway, the expanded road surface with a trapezoidal groove body structure is excavated, the horizontal height of the expanded road surface is lower than that of the emergency lane, a cement surface layer is laid on the expanded road surface at the expansion position, soil texture of the expanded road surface needs to be repeatedly compacted before cement is laid, the soil texture is prevented from being too loose, the cement surface can prevent the surface soil texture from being influenced by rainwater, and the thickness of the cement surface needs to be 2-3 cm.
In a preferred scheme, the inside of mud slope guard plate 1 is provided with soil cavity counter weight groove 9, and the inside of soil cavity counter weight groove 9 is provided with filling soil 19, and combination briquetting 10 passes through soil cavity counter weight groove 9 and is connected with mud slope guard plate 1, and mud slope guard plate 1 includes elastic plastic 20 and metal mesh piece 21, and metal mesh piece 21 sets up the inside at elastic plastic 20.
Among the above scheme, the mud slope guard plate comprises metal mesh and elastic plastic, elastic plastic covers the outside at metal mesh, reduce the weight of mud slope guard plate in the time of guaranteeing stability, and the metal mesh that is located the inboard then can promote the tensile strength of mud slope guard plate, avoid appearing the broken cracked condition in the in-process mud slope guard plate that is strikeed by the mud-rock flow, and can fill the soil material in the inside of mud slope guard plate in the past when using, make the inner structure of mud slope guard plate more substantial, can increase the weight of mud slope guard plate like this, stabilize the center of mud slope guard plate simultaneously, only need after the use pour out the soil material can, and the effect of rain drainage roof is the water condition of wetting that the inside of avoiding the rainwater to enter into mud slope leads to the soil material.
In an optimal scheme, one side of mud slope guard plate 1 is provided with triangle and pushes away frame 5, and triangle pushes away frame 5 setting between mud slope guard plate 1, and triangle pushes away frame 5 and passes through bolted connection with emergent lane 22, and triangle pushes away frame 5 and is connected with the laminating of mud slope guard plate 1.
In the scheme above, the triangle pushes away the frame and installs in the one side towards emergent lane to it is connected fixedly with asphalt road surface 12 through the bolt, the triangle pushes away the frame like this and can support adjacent mud slope guard plate, can strengthen the impact resistance of mud slope guard plate when taking place the landslide, prevents that the circumstances of overturning from appearing in the mud slope guard plate.
In a preferred embodiment, the emergency driveway 22 includes an asphalt pavement 12, a concrete stabilization layer 13 and a macadam base layer 14, the asphalt pavement 12 is disposed above the concrete stabilization layer 13, and the concrete stabilization layer 13 is disposed above the macadam base layer 14.
In the scheme, the basic stability of the road surface is guaranteed.
A use method of a protection device for a slope of highway reconstruction and extension comprises the following steps:
the method comprises the following steps: expanding the road surface on one side of an emergency lane 22 on the original expressway, excavating an expanded road surface 17 with a trapezoidal groove structure, and simultaneously ensuring that the horizontal height of the expanded road surface 17 is lower than that of the emergency lane 22;
step two: paving a layer of cement surface 11 on a widened pavement 17 at the extension position, wherein the thickness of the cement surface 11 is 2-3 cm, and the coverage area of the cement surface 11 needs to extend to one side of an emergency lane 22 and below a mountain slope 16 respectively;
step three: after the cement surface 11 is completely solidified, erecting the mud slope protection plate 1 along the emergency lane 22, attaching the inclined plate body 7 and the horizontal plate body 8 at the bottom of the mud slope protection plate 1 to the cement surface 11 during erection, and installing a group of metal combination clamping plates 2 at the middle section of the horizontal plate body 8 and the connecting gap between the mud slope protection plates 1;
step four: the metal combined clamping plate 2 is of a Z-shaped structure, one end of the metal combined clamping plate is attached to the mud slope protection plate 1, the other end of the metal combined clamping plate is in contact with the cement surface 11, then the metal combined clamping plate 2 and the mud slope protection plate 1 penetrate through the fixed anchor cone 3 to be embedded into the widened pavement 17, and the mud slope protection plate 1 is fixed inside the widened pavement 17;
step five: the mud slope protection plate 1 is of a hollow structure, a soil cavity counterweight groove 9 is formed in the mud slope protection plate 1, after the mud slope protection plate 1 is fixed, constructors need to fill filling soil 19 into the soil cavity counterweight groove 9, and after filling is finished, the rain drainage top plate 4 is installed at the top of the mud slope protection plate 1;
step six: finally add triangle and push away frame 5 on the mud slope guard plate 1 towards emergent lane 22 one side between, the right-angle side that triangle pushed away frame 5 laminates with asphalt pavement 12 and horizontal plate body 8 respectively each other to be connected fixedly with asphalt pavement 12 through the bolt, whole protective structure alright use after accomplishing above-mentioned step.
While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (5)
1. A protector for highway reconstruction and extension side slope, wherein includes:
the mud slope protection plate comprises a vertical plate body, an inclined plate body and a horizontal plate body, wherein the vertical plate body, the inclined plate body and the horizontal plate body are arranged into an integrated structure;
the rain drainage top plate is arranged at the top of the mud slope protection plate and is of an inclined structure, and the bottom of the rain drainage top plate is provided with a combined pressing block which is fixedly connected with the rain drainage top plate;
the mud slope protection plate is arranged on one side of the emergency lane, an earthen stratum is arranged below the emergency lane, a widened road surface is arranged on one side of the earthen stratum, and a mountain slope surface is arranged on the other side of the widened road surface;
the mud slope protection plates are connected through metal combination clamping plates, the metal combination clamping plates are arranged in a Z-shaped structure, taper hole grooves are formed in the outer surfaces of the horizontal plate bodies, and the metal combination clamping plates are connected with the mud slope protection plates through fixed anchor cones;
inclined plane board body and horizontal plate body are connected with widening the road surface laminating, and the top of widening the road surface is provided with the cement face, metal combination cardboard is connected with widening the road surface through the fixed anchor awl, and the fixed anchor awl runs through the inside that extends to widening the road surface, it sets up to trapezoidal cell body structure to widen the road surface.
2. The protection device for the expressway reconstruction and extension side slope according to claim 1, wherein the mud slope protection plate is internally provided with a soil cavity counterweight groove, the soil cavity counterweight groove is internally provided with filling soil, the combined pressing block is connected with the mud slope protection plate through the soil cavity counterweight groove, the mud slope protection plate comprises elastic plastic and metal mesh sheets, and the metal mesh sheets are arranged inside the elastic plastic.
3. The protection device for the expressway reconstruction and extension side slope according to claim 1, wherein one side of the mud slope protection plates is provided with a triangular pushing frame, the triangular pushing frame is arranged between the mud slope protection plates, the triangular pushing frame is connected with the emergency lane through bolts, and the triangular pushing frame is connected with the mud slope protection plates in a fitting mode.
4. The protection device for a highway rebuilding and expanding slope of claim 1, wherein the emergency driveway comprises an asphalt pavement, a concrete stabilization layer and a gravel base layer, the asphalt pavement is arranged above the concrete stabilization layer, and the concrete stabilization layer is arranged above the gravel base layer.
5. A use method of a protection device for a highway reconstruction and extension slope is based on any one of claims 1 to 4, wherein the method comprises the following steps:
the method comprises the following steps: expanding the road surface on one side of an emergency lane on the original expressway, excavating a widened road surface with a trapezoidal groove body structure, and simultaneously ensuring that the horizontal height of the widened road surface is lower than that of the emergency lane;
step two: paving a layer of cement surface on the widened pavement at the extension position, wherein the thickness of the cement surface is 2-3 cm, and the coverage area of the cement surface needs to extend to one side of the emergency lane and below the mountain slope surface respectively;
step three: after the cement surface is completely solidified, erecting a mud slope protection plate along an emergency lane, attaching an inclined plate body and a horizontal plate body at the bottom of the mud slope protection plate to the cement surface during erection, and installing a group of metal combination clamping plates at the middle section of the horizontal plate body and at a connecting gap between the mud slope protection plates;
step four: the metal combined clamp plate is of a Z-shaped structure, one end of the metal combined clamp plate is attached to the mud slope protection plate, the other end of the metal combined clamp plate is in contact with the cement surface, then the metal combined clamp plate penetrates through the metal combined clamp plate and the mud slope protection plate through the fixed anchor cone to be embedded into the widened road surface, and the mud slope protection plate is fixed inside the widened road surface;
step five: the mud slope protection plate is of a hollow structure, a soil cavity counterweight groove is formed in the mud slope protection plate, after the mud slope protection plate is fixed, constructors need to fill filling soil into the soil cavity counterweight groove, and after filling is finished, a rain drainage top plate is installed at the top of the mud slope protection plate;
step six: at last, a triangular pushing frame is additionally arranged between mud slope protection plates facing one side of the emergency lane, right-angle surfaces of the triangular pushing frame are respectively attached to the asphalt pavement and the horizontal plate body, the triangular pushing frame and the asphalt pavement are fixedly connected through bolts, and the whole protection structure can be put into use after the steps are completed.
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| CN202110000359.9A CN112746570B (en) | 2021-01-03 | 2021-01-03 | Protection device for highway reconstruction and extension slope |
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| CN202110000359.9A CN112746570B (en) | 2021-01-03 | 2021-01-03 | Protection device for highway reconstruction and extension slope |
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| CN112746570B true CN112746570B (en) | 2022-03-01 |
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| CN114737453B (en) * | 2022-03-18 | 2023-11-07 | 中国路桥工程有限责任公司 | Road reconstruction and expansion device and construction method |
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| CN112746570A (en) | 2021-05-04 |
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