KR101009811B1 - Stone fixing mat and constructing method - Google Patents

Abstract

PURPOSE: A stone fixing mat and a construction method thereof are provided to prevent soil loss by semi-permanently protecting a revetment surface after construction and to create environmental-friendly ecology. CONSTITUTION: A stone fixing mat comprises stones(110), a mat(120), fixtures, and mat connection units. One or more anchor holes(112) are formed on the outer surface of the stones. The mat is composed of an upper net(121), a lower net(123), and a fiber sheet(122). The upper net is in contact with the stones. The lower net is in contact with a construction surface(G). The fiber sheet is inserted between the upper and lower nets. The fixtures fix the stones to the mat and have anchor bolts(131) and anchor plates(133). The anchor bolts pass through the mat. The anchor plates are arranged in the bottom of the mat. The mat connection units connect the mat to the other mat.

Description

Stone Fixing Mat and Constructing Method

The present invention relates to a stone fixed mat is installed, more specifically, it can be mechanized construction is excellent in construction, and can be semi-permanent protection of the revetment construction surface after construction to prevent cheondae clavicle and soil loss, to fit the local conditions It is possible to create eco-friendly ecology by reliably sticking to celestial plants, and to construct stone, which is a fixed object, regardless of size, so that stone supply and demand can be performed smoothly, and to prevent it from flowing down the sloped construction surface. It relates to a stone fixing mat and a construction method that can be.

Recently, the river environment has been changed significantly as the land use of the river basin has increased and urbanization has progressed. This change in the river environment has been accelerated due to the large-scale civil works for watershed and completion purposes. Inherent natural environment functions have declined.

In addition, water pollution in rivers, as well as the ecosystem density of fish and algae in the river vegetation and rivers as a component of the ecosystem has been reduced and the diversity of habitats has been reduced, the function of ecosystem habitat has declined.

In urban rivers with high density of land use around rivers, the river environment has been modified due to the maintenance of reservoirs and reservoirs, linear maintenance of river channels, and construction of river banks for the purpose of flood communication.

For example, concrete revetment blocks physically prevent river water from seeping into the soil layer, which not only regenerates natural wetland vegetation but also changes the water temperature when the shade provided by vegetation disappears. It is extremely severe and loses its function as aquatic benthic creatures, habitats of fish, and spawning grounds, and subsequently has a problem in that it feeds around the celestial vegetation and damages the habitat base of algae hiding in vegetation bumblebees.

Accordingly, various methods such as gabion, stone stacking, landscaping and stone attaching stone, such as artificial stone or natural stone, along the surface of the lake, are used to protect river banks and slopes. There is a lot of construction.

However, the gabion method of the above-described method is difficult to create an eco-friendly ecology because the vegetation of plants is difficult, environmental impact is low, foreign matters can be caught and impede aesthetics, and due to corrosion of the wire mesh, the durability is limited by periodic repair work. There was a problem of increasing the maintenance costs.

In addition, other stacking methods can also cause significant damage during flooding due to the sedimentation of the back of the river due to the flow of rivers during flooding and the collapse of the construction site due to settlement and separation of materials.

And, because only a certain size of stone must be used for stable construction, only a certain size of stone must be used selectively, and there are limitations in using various sizes of stone.

Therefore, the present invention is to solve the problems as described above, the purpose is to be mechanized construction is excellent in workability, and semi-permanent protection of the revetment construction surface after construction can prevent the debris and bone loss, local It is possible to create eco-friendly ecology by reliably sticking to celestial plants suitable for the conditions, and to construct stone, which is a fixed object, regardless of size, so that stone supply and demand can be performed smoothly, and it flows down the sloped construction surface. To provide a stone fixing mat and construction method that can be prevented.

As a specific means for achieving the above object, the stone having at least one anchor hole of a predetermined depth on the outer surface of the body; A mat part provided by stacking at least one fiber sheet between an upper net in contact with the stone and a lower net in contact with the ground; A plurality of anchors are formed in the lower portion of the lower net by penetrating through the mat portion formed through the anchor bolt is inserted into the anchor hole of the stone and the positioning hole is inserted to be positioned to allow the position movement of the lower end of the anchor bolt A fixing part having a plate to fix the stone; And a mat connecting portion connecting between the mat portion and the mat portion disposed adjacent to the mat portion, wherein the positioning hole is inserted with a supporting member inserted into a lower end of the anchor bolt, so that an outer surface of the supporting member is disposed. It is provided in close contact with the crisscross-type through hole, the support member is provided with an annular groove that is inserted into the inner surface of the positioning hole on the outer surface of the hollow cylinder-shaped body that is inserted and fixed to the outer surface of the lower end of the anchor bolt. The mat connecting portion is connected to a pair of curved portions which are inserted from the top of the mat portion to the bottom and penetrates from the bottom of the adjacent mat portion to the top thereof, and having both ends connected to each other and having a horizontal portion in contact with the top surface of the mat portion. A ring formed through a pair of fixing holes inserted and fixed so that the ends of the pair of curved portions are bent outwardly. Provides a fixed stone mat, it characterized in that it comprises a plate.

Preferably, the mat part is sewn by a sewing thread traversed in the longitudinal or transverse direction so that the upper, lower net and the fiber sheet are integrated.

Preferably, the lower net is made of a material having a relatively higher tensile strength than the upper net.

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Preferably, the anchor plate is provided with an anchor pin that is bent to the construction surface side to be pressed into the construction surface to the outer corner portion.

Preferably, between the lower net and the anchor plate is provided with a cloth member covering the entire upper surface of the anchor plate.

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According to the present invention, a plurality of anchor plates in which the lower end of the anchor bolt is fixed to the lower end of the anchor bolt is inserted into the anchor hole of the stone through the mat portion of the upper and lower networks and the fiber sheet laminated in multiple layers provided in the lower portion of the mat portion The stone is fixed, and the mat part fixed to the upper side and the mat part arranged side by side adjacent to it can be connected by using the mat connection part, so the mechanized construction is possible, and the construction is excellent, and after the construction While protecting the surface semi-permanently, it can prevent the loss of cheonbyeon clavicle and soil, and can create eco-friendly ecology by reliably sticking the cheonbyeon plant suitable for local conditions, while preventing the flow of the mat part along the inclined construction surface. can do.

In addition, since it can be installed on the upper side of the mat portion regardless of the size while adjusting the fixing position of the stone to be fixed object, it is possible to use the stone of various sizes to obtain the effect of smoothly supplying the stone.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is an overall perspective view showing a stone fixing mat according to a preferred embodiment of the present invention, Figure 2 is a cross-sectional view showing a stone fixing mat according to a preferred embodiment of the present invention, Figure 3 is a preferred embodiment of the present invention 4 is an exploded perspective view showing a stone fixing mat according to the present invention, FIG. 4 is an exploded perspective view of a fixing part provided in the stone fixing mat according to the preferred embodiment of the present invention, and FIG. 5 is a stone stock device according to the preferred embodiment of the present invention. Figure 6 is a detailed view showing the back, Figure 6 (a) (b) is a state diagram for connecting the mat in the stone fixing mat according to a preferred embodiment of the present invention.

Stone fixing mat 100 according to a preferred embodiment of the present invention, as shown in Figures 1 to 6 (a) (b) (c), while the construction of the cheonmul plant while preventing the cheondeulsagol and soil loss stably As to fix the stone of various sizes to create a vegetation-friendly ecology, which includes the stone 110, the mat portion 120, the fixing portion 130 and the connecting portion 140.

The stone 110 is a fixed object forming a predetermined depth of at least one anchor hole 112 on the outer surface consisting of a substantially spherical body.

Such stone may be selectively used in various sizes depending on the condition of the natural stone or artificial stone, such as crushed stone, amber stone, etc., the outer diameter size may be used of 250 to 500mm.

The mat part 120 is interposed between the upper net 121 in contact with the stone 110, the lower net 123 in contact with the construction surface (G) and the upper net 121 and the lower net 123. The fiber sheet 122 is made.

The upper mesh 121 is provided in the form of a lattice mesh, the surface may be UV treated, so that even after the fiber sheet 122 is decomposed after a predetermined time to maintain the basic skeleton of the mesh structure It consists of synthetic fibers with a certain size tensile strength.

The fiber sheet 122 is made of Coir fibers extracted by dipping palm fruit in water to remove salts, and having a thickness of about 1 to 2 cm and having a single soil or moisture. It may be provided as a fiber sheet layer, but is not limited thereto, and may also be provided as a mixed fiber sheet layer containing a natural material in the felt.

That is, the mixed fiber sheet layer is composed of a sheet layer randomly distributed perishable natural material in the sheet-like felt fused with wool or other hair wool fibers (이러한 毛 纖維), such mixing The sheet layer can maintain the shape of the mat portion while maintaining the gap between the upper and lower nets, made of a natural material capable of decay such as rice straw, chaff and palm fiber decayed after a certain period of time to grow on the seeds It can provide nutrients.

The lower net 123 is provided in the form of a grid net like the upper net and may be provided as one of a wire net, a polypropylene resin net, a geogrid or a geotextile.

The lower net 123 is preferably made of a material having a relatively high tensile strength than the upper net 121.

The mat part 120 is preferably sewn by a sewing thread that crosses in the longitudinal or transverse direction so that the upper and lower nets 121 and 123 and the fiber sheet 122 are integrated.

Here, when the fiber sheet of the mat unit 120 is made of a mixed sheet layer containing a felt and a natural material, the fiber sheet 122 is sewn as a sewing thread together with the upper and lower nets 121 and 123 to the construction surface When moving, it is possible to prevent separation from the upper and lower networks, as well as to provide nutrients to the construction surface as the natural material contained in the felt after construction decayed.

The fixing part 130 is an anchor bolt 131 penetrating through the mat part 120 to fix the stone to be fixed on the mat part, and an anchor plate 133 disposed below the mat part 120. ).

The anchor bolt 131 penetrates through the mat portion 120 in which the upper and lower meshes and the fiber sheet are stacked in multiple layers, and the tip portion exposed to the upper side of the mat portion 120 is recessed in the outer surface of the stone 110. It is a bolt member of a predetermined length that is inserted into the anchor hole 112 formed.

The anchor plate 133 is formed of a substantially rectangular plate-shaped metal plate member disposed on the lower surface of the lower net which is the lowermost layer of the mat part 120, and the lower end of the anchor bolt 131 is fixed to the central area. The lower end of the anchor bolt 131 is inserted through the position adjusting hole 132 is inserted so that the position can be properly moved according to the stone size.

In addition, the anchor plate 133 provided between the lower surface and the construction surface of the mat portion 120 is anchor pin 134 bent at a right angle to the construction surface side to be pressed into the construction surface fixed to each outer corner portion. ).

In this case, the anchor pin 134 is press-fitted into the construction surface to prevent the phenomenon that the mat portion flows down the inclined construction surface downward.

In addition, the positioning hole 132 is the anchor bolt 131 is provided by the support member 135 is inserted into the lower end of the anchor bolt is inserted into the arrangement of the through-hole of the cross shape to the outer surface of the support member is in close contact with the anchor bolt 131 ), The fixed position can be moved to the front, rear, left and right along the positioning hole penetrated in the form of a cross.

Here, the support member 135 is preferably made of an elastic material such as a rubber material, the support member 135 is inserted into the outer surface of the lower end of the anchor bolt is fixed to the hollow body cylindrical outer surface of the position adjusting hole It is preferable to form an annular groove 135a that is inserted into the inner surface of the hook.

Accordingly, when the size of the stone to be fixed on the mat portion is different from each other to change the position of the anchor bolt 131 to be fixed by inserting corresponding to the anchor hole 112 of the stone 110, the support member ( By moving the anchor bolt supported by the lower end in the positioning hole 132 to the front and rear or left and right through the 135) it is possible to easily change the position of the anchor bolt fixed to the anchor plate.

In addition, between the lower net 123 and the anchor plate 133, the cloth member 137 made of a fiber material so that the upper surface of the anchor plate is in contact with each other on the lower surface of the lower net to prevent sliding sliding phenomenon It is preferred that the cloth member 137 has a relatively larger area than that of the anchor plate so as to cover the entire upper surface of the anchor plate.

The mat connecting portion 140 is connected to each other on the construction surface (G) the mat portion 120 and the other mat portion adjacent to the parallel side parallel to the stone portion 110 is fixed to the plurality of positions on the upper surface by the fixing portion 130 will be.

3 and 6 (a) (b) (c), the mat connecting portion 140 is inserted from the top of the mat portion 120 to the bottom of the adjacent mat portion 120 ' A connecting ring 143 having a pair of curved portions 141 which penetrates from the bottom to an upper surface of the adjacent mat portion and exposes a tip thereof, and a horizontal portion 142 which is connected at both ends thereof to contact the upper surface of the mat portion; The ring fixing plate 144 is formed by penetrating a pair of fixing holes 145 into which the tip ends of the pair of curved portions are inserted and fixed.

Here, the front end of the curved portion inserted into the fixing hole 145 of the ring fixing plate 144 is provided with a separate fastening member or fixed so as to prevent the connection ring from being separated from the mat part after construction The tip of the curved portion exposed to the outside through the ball 145 may be bent outward.

Using the stone fixing mat 100 of the present invention to fix the stone 110 having a variety of sizes to be installed in the lake is anchor hole 112 of a predetermined depth to the outer surface of the body of the stone 110 to be fixed first Anchor bolt 131 is formed in the lower portion of the mat 120, the fiber sheet 122 is laminated in a multi-layer between the upper, lower nets 121 and 123 penetrated from the lower net to the upper net and the upper end is exposed to the outside. A plurality of anchor plates 133 having are disposed.

In this state, by pressing the front end of the anchor bolt 131 into the anchor hole 112 of the stone 110 by pressing the stone for each anchor bolt 131, the lower end is assembled to the anchor plate 133 is fixed. And, the stone fixing operation is made the same for each of the plurality of anchor bolts are exposed to the upper surface of the mat portion 120 outside.

At this time, in the process of assembling and fixing the stone 110 having various outer diameters to the anchor bolt 131 of the fixing part 120, when the anchor hole and the anchor bolt of the stone is not located on the same vertical line, the worker The anchor bolt 131 assembled through the support member 135 in the position adjustment hole 132 of the anchor plate 133 is before and after or right and left along the position adjustment hole 132 formed through the cross-shaped form. Since the fixing position can be easily changed while being moved, the anchor hole and the anchor bolt are positioned on the same vertical line to smoothly perform the work of pressing and fixing the stone into the anchor bolt.

Continuously, the fixed mat 130 is fixed to a certain height by heavy equipment such as a forklift because the fixed portion (120) is fixed so that the plurality of stone 110 is not separated from the upper surface separated separately from the upper surface The flattening work is moved to the construction surface G made in advance.

At this time, the lower net 123 of the mat unit 120 is lifted with the stone by the heavy equipment is relatively high than the upper net 121 and the tension that can sufficiently bear the total weight including the stone placed on the mat portion Since the material is made of a material having strength, the lifting of the mat part using the heavy equipment can be performed smoothly without breaking the mat part.

Subsequently, the lower net 123, which is the lower surface of the mat part 120, is installed to be in contact with the construction surface and the mat part and the mat part adjacent thereto are parallel to each other, and the fixing part is disposed on the bottom surface of the mat part. The anchor plate 133 is to prevent the anchor pin 134 bent downward into the construction surface (G) for each outer edge portion is pressed into the construction surface to prevent the mat portion from flowing down from the inclined construction surface by the anchor pin. do.

In addition, the operation of connecting the mat portion installed on the construction surface and the mat portion adjacent thereto with respect to the front end of the pair of curved portions 141 provided in the connecting ring 143 from the top of the mat portion 120 After inserting by force, the direction in which the tip of the curved portion is inserted is changed to be forcibly inserted so as to penetrate upward from the bottom of the other mat portion 120 'to be exposed to the top surface of the other mat portion.

At this time, the horizontal portion 142 connected to the pair of curved portions 141 is in close contact with the upper surface of the mat portion.

Subsequently, the pair of curved portions 141 whose tip is partially exposed to the upper surface of the adjacent mat portion 120 ′ is inserted into the fixing hole 145 formed in the ring fixing plate 144, and is externally provided through the fixing hole. Fastening of the separate fastening member to the front end of the curved portion or bent outward so that the ring fixing plate 144 is not separated from the connecting ring.

Accordingly, the mat parts are integrally connected to each other by the connecting ring 143 which is inserted and connected at the same time between the mat part 120 and the mat part 120 'adjacent thereto, and at the same time by the flow velocity of the stream after construction. It can prevent the loss or collapse.

The construction of the stone fixing mat having the above-described construction creates an environment in which the mat is installed by evenly arranging and arranging the construction surface while removing the protruding arms or other obstacles scattered on the construction surface on which the mat is constructed.

At this time, the task of cleaning the construction surface while removing the protruding arm or the obstacle can be performed by a worker by hand or using a construction equipment.

In addition, the construction surface of the stone fixing mat to be constructed is displayed on the flatly arranged surface, and then the stone fixing mat in which a plurality of stones are positioned as a plurality of fixing parts on the mat part is transported to the construction surface by heavy equipment. do.

Here, the stone fixing mat installed on the construction surface and the other stone fixing mat adjacent thereto are installed in parallel with each other to contact the mat portion and the adjacent mat portion.

Continuously, the stone fixing mat installed on the construction surface is fixed to the construction surface by using a plurality of mat connection portion so that the construction surface and the mat portion is in close contact with each other while not flowing along the inclined surface in the inclined construction surface. .

In addition, the stone fixing mat connected to the construction surface as a plurality of mat connection portion to cover the soil around the construction surface to cover and finish.

While the invention has been shown and described with respect to particular embodiments, it will be understood that various changes and modifications can be made in the art without departing from the spirit or scope of the invention as set forth in the claims below. It will be appreciated that those skilled in the art can easily know.

1 is an overall perspective view showing a stone fixing mat according to a preferred embodiment of the present invention.

2 is a cross-sectional view showing a stone fixing mat according to a preferred embodiment of the present invention.

Figure 3 is an exploded perspective view showing a stone fixing mat according to a preferred embodiment of the present invention.

Figure 4 is an exploded perspective view of the fixing part provided in the stone fixing mat according to a preferred embodiment of the present invention.

Figure 5 is a detailed view showing the back of the stone fixing mat according to a preferred embodiment of the present invention.

6 (a), (b) and (c) are working state diagrams connecting the mat portions to each other in the stone fixing mat according to an embodiment of the present invention.

Explanation of symbols on the main parts of the drawings

110: stone 112: anchor hole

120: mat portion 121: upper net

122: fiber sheet 123: lower net

130: fixing part 131: anchor bolt

132: position adjustment hole 133: anchor plate

134: anchor pin 140: mat connection

Claims (9)

Stone having at least one anchor hole of a predetermined depth on the outer surface of the body; A mat part provided by stacking at least one fiber sheet between an upper net in contact with the stone and a lower net in contact with the ground; A plurality of anchors are formed in the lower portion of the lower net by penetrating through the mat portion formed through the anchor bolt is inserted into the anchor hole of the stone and the positioning hole is inserted to be positioned to allow the position movement of the lower end of the anchor bolt A fixing part having a plate to fix the stone; And It includes a mat connecting portion for connecting between the mat portion and the mat portion disposed side by side adjacent thereto, The position adjusting hole is provided with a cross-shaped through hole which is inserted into the support member is inserted into the lower end of the anchor bolt is in close contact with the outer surface of the support member, The support member is provided with an annular groove that is inserted and placed into the inner surface of the positioning hole on the outer surface of the hollow cylinder-shaped body which is inserted and fixed to the outer surface of the lower end of the anchor bolt, The mat connecting portion is inserted from the top of the mat portion to the bottom, and a pair of curved portions and both ends connected to the upper portion from the bottom of the adjacent mat portion is connected to the connecting ring having a horizontal portion in contact with the upper surface of the mat portion, Stone fixing mat characterized in that it comprises a ring fixing plate formed through a pair of fixing holes that are inserted and fixed so that the front end of the curved portion is bent to the outside. The method of claim 1, The mat part is a stone fixing mat, characterized in that the sewing by the cross-section in the longitudinal or transverse direction so that the upper, lower net and the fiber sheet is integrated. The method of claim 1, The lower net is a stone fixing mat, characterized in that made of a material having a relatively higher tensile strength than the upper net. delete delete The method of claim 1, The anchor plate is a stone fixing mat characterized in that it comprises an anchor pin that is bent to the construction surface side to be fixed by being pressed into the construction surface on each outer edge. The method of claim 1, Stone fixing mat between the lower net and the anchor plate having a cloth member covering the entire upper surface of the anchor plate. delete delete

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