CN214574018U - Steel-plastic three-way geogrid suitable for ramp - Google Patents

Abstract

The utility model relates to a three-dimensional geogrid technical field just discloses a steel is moulded three-dimensional geogrid suitable for ramp, including horizontal grid, the bottom of horizontal grid is equipped with horizontal fixed basic unit, the vertical grid of both sides fixedly connected with of horizontal grid, the bottom of vertical grid is equipped with vertical fixed basic unit, the bottom of horizontal fixed basic unit is equipped with the connection piece, the inside of connection piece is equipped with fixed node. The utility model discloses an increase spacing groove and the arm of force to rectangular cross section through with horizontal grid in original structure and vertical grid improves for current equilateral triangle structure, avoids the grid to be dropping into the slope surface and uses, soil and water interlocking ability is low, it is serious to lead to domatic soil and water loss, thereby the condition that leads to domatic gliding takes place, and through equilateral triangle's stable structure, provide the opposite direction effort on a relative grid layer to the soil horizon, restriction soil and water flow, avoid the landslide to appear sunken and warp.

Description

Steel-plastic three-way geogrid suitable for ramp

Technical Field

The utility model relates to a three-dimensional geogrid technical field specifically is a steel is moulded three-dimensional geogrid suitable for ramp.

Background

The geogrid is a two-dimensional grid or three-dimensional grid screen grid with a certain height, which is formed by thermoplastic molding or die pressing of high polymer such as polypropylene, polyvinyl chloride and the like, and the varieties of geogrids can be roughly divided into four categories, namely plastic geogrids, steel-plastic geogrids, glass fiber geogrids and polyester warp-knitted polyester geogrids, wherein the steel-plastic geogrids are widely used.

But current geogrid is when using to domatic, because domatic slope structure, current geogrid is low to the interlocking effect of soil and water, lead to domatic soil and water laminar flow to lose seriously easily, domatic soil base receives destruction, cause domatic condition emergence that the gliding appears, and current geogrid is when using to the inclined plane, the side direction restraint is poor, the condition that horizontal grid and vertical grid appear easily in long-time use structure receive destruction under soil texture internal force takes place, influence the interlocking ability of grid to soil texture, cause that current geogrid life is short in the domatic structure use, for this reason, we push out the three-way geogrid of steel-plastic that is applicable to the ramp.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a steel is moulded three-dimensional geogrid suitable for ramp possesses the advantage that prevents domatic gliding, has solved the low serious problem of soil erosion and water loss of the domatic interlocking ability of current geogrid, possesses the impaired advantage that prevents grid connection structure, has solved the poor short problem of life of current geogrid lateral restraint.

The utility model provides a following technical scheme: the utility model provides a steel is moulded three-dimensional geogrid suitable for ramp, includes horizontal grid, the bottom of horizontal grid is equipped with horizontal fixed basic unit, the vertical grid of both sides fixedly connected with of horizontal grid, the bottom of vertical grid is equipped with vertical fixed basic unit, the bottom of horizontal fixed basic unit is equipped with the connection piece, the inside of connection piece is equipped with fixed node, the inside of vertical grid and horizontal grid is equipped with the spacing groove, the inside of spacing groove is equipped with the stainless steel wire, the outer fixed surface of spacing groove is connected with the arm of force, the one end of spacing groove and the inner wall fixed connection of vertical grid are kept away from to the arm of force.

Preferably, the transverse grids and the longitudinal grids are made of high-density polyethylene materials through thermoplastic molding and die pressing, and the outer surfaces of the transverse grids and the longitudinal grids are pressed with rough anti-slip patterns.

Preferably, the cross sections of the transverse grids and the longitudinal grids are both equilateral triangles, the included angle degree between each transverse grid and each longitudinal grid is ninety degrees, the sectional area of each transverse grid is equal to that of each longitudinal grid, and the length of each transverse grid is equal to that of each longitudinal grid.

Preferably, the center of the fixed node coincides with the center of the grid formed by the transverse grids and the longitudinal grids.

Preferably, the connecting piece adopts the longitude and latitude steel wire to weave the network, and the outer parcel layer one shot forming of connecting piece, what the connecting piece be "X" type.

Preferably, the limiting groove is in an inverted equilateral triangle shape, the inner wall of the limiting groove is externally tangent to the outer wall of the stainless steel wire inside, the inner wall of the limiting groove is provided with raised groove blocks, and the raised groove blocks are uniformly arranged on the surface of the inner wall of the limiting groove.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this steel-plastic three-way geogrid suitable for ramp, through increasing spacing groove and the arm of force, and improve to current equilateral triangle structure through the rectangular cross section with horizontal grid and vertical grid in original structure, avoid the grid to be putting into the slope face and use, soil and water interlocking ability is low, it is serious to lead to domatic soil and water loss, thereby the condition that leads to domatic gliding takes place, and stable structure through equilateral triangle, provide the opposite direction effort on a relative grid layer to the soil horizon, restriction soil and water flow, avoid the landslide to appear sunken and warp.

2. This steel is moulded three-dimensional geogrid suitable for ramp, through increasing fixed node, the connection piece, horizontal fixed basic unit and longitudinal fixation basic unit, through connection piece and fixed basic unit structure, fix horizontal grid and longitudinal grating, avoid receiving soil property layer stress, the connection structure that leads to horizontal grid and longitudinal grating receives destruction, and improve the original rectangular cross section of grid into current equilateral triangle structure, the side direction restraint of geogrid when throwing into domatic use has been improved, the life of geogrid in domatic structure has been prolonged.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the present invention;

FIG. 3 is a schematic view of the structure of the connecting sheet of the present invention;

FIG. 4 is a schematic view of the internal structure of the grid of the present invention;

fig. 5 is a comparison diagram of the structure of the original device of the present invention.

In the figure: 1. a transverse grid; 2. a longitudinal grid; 3. longitudinally fixing the base layer; 4. transversely fixing the base layer; 5. a fixed node; 6. connecting sheets; 7. a force arm; 8. stainless steel wire; 9. a limiting groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, a steel-plastic three-way geogrid suitable for a ramp comprises a transverse grid 1, wherein the cross sections of the transverse grid 1 and a longitudinal grid 2 are all equilateral triangles, the included angle degree between the transverse grid 1 and the longitudinal grid 2 is ninety degrees, the sectional area of the transverse grid 1 is equal to that of the longitudinal grid 2, the length of the transverse grid 1 is the same as that of the longitudinal grid 2, the cross sections of the transverse grid 1 and the longitudinal grid 2 are improved to be an existing equilateral triangle structure, the contact area between the grids and a soil layer is increased, the flow area of the soil layer is reduced through an outer wall inclined structure of the transverse grid 1 and the longitudinal grid 2, the interlocking capacity of the soil layer is improved, the slope is prevented from sliding downwards, the slope water and soil base layer is prevented from being damaged, and the transverse grid 1 and the longitudinal grid 2 are made of high-density polyethylene materials through thermoplastic molding, The steel grating is manufactured by mould pressing, rough anti-skid patterns are pressed on the outer surfaces of the transverse grating 1 and the longitudinal grating 2, the rough anti-skid patterns are pressed to enhance the roughness of the surface of the grating and improve the friction coefficient between the steel-plastic grating and a soil body so as to enhance the interlocking and meshing capacity of the geogrid to water and soil and prevent water and soil loss and slope gliding and cracking, a transverse fixing base layer 4 is arranged at the bottom of the transverse grating 1, the longitudinal grating 2 is fixedly connected to two sides of the transverse grating 1, a longitudinal fixing base layer 3 is arranged at the bottom of the longitudinal grating 2, a connecting sheet 6 is arranged at the bottom of the transverse fixing base layer 4, the connecting sheet 6 is woven into a net by adopting warp and weft steel wires, an outer wrapping layer of the connecting sheet 6 is formed at one time, the connecting sheet 6 is in an X shape, the warp and weft steel wires are coordinated with the outer wrapping layer, the damage elongation is lower by 3%, and the service life of the connecting sheet 6 is prolonged, the connecting sheet 6 is internally provided with a fixed node 5, the center of the fixed node 5 coincides with the center of a grid formed by the transverse grid 1 and the longitudinal grid 2, the connecting sheet 6 forms a stable connecting structure by being provided with the fixed node 5, the side binding force of the grid in slope use is improved, the transverse grid 1 is prevented from being separated from the connecting structure with the longitudinal grid 2 under the action of long-time soil layer stress, the service life of the grid is limited, the longitudinal grid 2 and the transverse grid 1 are internally provided with limit grooves 9, the limit grooves 9 are in inverted equilateral triangles, the inner walls of the limit grooves 9 are externally tangent to the outer walls of the stainless steel wires 8 inside, the inner walls of the limit grooves 9 are provided with raised groove blocks which are uniformly arranged on the inner wall surfaces of the limit grooves 9, the stainless steel wires 8 are fixed in the vertical and horizontal directions by the limit grooves 9, and the stainless steel wires 8 are prevented from creeping in the stress process, the inside of spacing groove 9 is equipped with stainless steel wire 8, and the fixed surface of spacing groove 9 is connected with the arm of force 7, and the arm of force 7 adopts high tensile modulus's high strength steel wire longitude and latitude to weave and forms, produces extremely high tensile modulus under low strainability, and the one end that spacing groove 9 was kept away from to the arm of force 7 and the inner wall fixed connection of vertical grid 2.

The working principle is that the cross section rectangular structure of the original transverse grating 1 and the longitudinal grating 2 is improved into the existing equilateral triangle structure, the structural stability of the grating in the using process is improved, the interlocking capability of slope soil and water is improved, the situation that slope surface gliding cracking occurs when the grating is put into use is avoided, the situation that the constraining force on the side surface of the soil layer is reduced due to the looseness of the connecting structure of the transverse grating 1 and the longitudinal grating 2 under the action of the soil stress in the slope surface for a long time is avoided through the fixing structure of the transverse fixing base layer 4 and the longitudinal fixing base layer 3 and the fixing nodes 5 and the connecting sheets 6, the service life of the grating is prolonged, the stainless steel wire 8 is fixed through the limiting groove 9 arranged inside, the stainless steel wire 8 is prevented from creeping, the internal structure tends to be stable, and the infirm of the internal structure is avoided, the interlocking and meshing acting force of the device on water and soil is influenced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a steel-plastic three-way geogrid suitable for ramp, includes horizontal grid (1), its characterized in that: the bottom of horizontal grid (1) is equipped with horizontal fixed basic unit (4), the vertical grid (2) of both sides fixedly connected with of horizontal grid (1), the bottom of vertical grid (2) is equipped with vertical fixed basic unit (3), the bottom of horizontal fixed basic unit (4) is equipped with connection piece (6), the inside of connection piece (6) is equipped with fixed node (5), the inside of vertical grid (2) and horizontal grid (1) is equipped with spacing groove (9), the inside of spacing groove (9) is equipped with stainless steel wire (8), the outer fixed surface of spacing groove (9) is connected with the arm of force (7), the one end that spacing groove (9) were kept away from in arm of force (7) and the inner wall fixed connection of vertical grid (2).

2. The steel-plastic three-way geogrid suitable for the ramp according to claim 1, wherein: the transverse grids (1) and the longitudinal grids (2) are made of high-density polyethylene materials through thermoplastic molding and die pressing, and rough anti-skid patterns are pressed on the outer surfaces of the transverse grids (1) and the longitudinal grids (2).

3. The steel-plastic three-way geogrid suitable for the ramp according to claim 1, wherein: the cross section of horizontal grid (1) and vertical grid (2) is equilateral triangle, and the contained angle degree of horizontal grid (1) and vertical grid (2) is ninety degrees, the sectional area of horizontal grid (1) equals the sectional area of vertical grid (2), and the length of horizontal grid (1) is the same with vertical grid (2).

4. The steel-plastic three-way geogrid suitable for the ramp according to claim 1, wherein: the center of the fixed node (5) is coincident with the center of a grid formed by the transverse grid (1) and the longitudinal grid (2).

5. The steel-plastic three-way geogrid suitable for the ramp according to claim 1, wherein: the connecting piece (6) is woven into a net by adopting warp and weft steel wires, the outer wrapping layer of the connecting piece (6) is formed at one time, and the connecting piece (6) is in an X shape.

6. The steel-plastic three-way geogrid suitable for the ramp according to claim 1, wherein: the novel stainless steel wire spacing structure is characterized in that the limiting groove (9) is an inverted equilateral triangle, the inner wall of the limiting groove (9) is externally tangent to the outer wall of the inner stainless steel wire (8), raised groove blocks are arranged on the inner wall of the limiting groove (9), and the raised groove blocks are uniformly arranged on the surface of the inner wall of the limiting groove (9).

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