CN208395799U - A kind of geotechnical grid and riveted structure - Google Patents
A kind of geotechnical grid and riveted structure Download PDFInfo
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- CN208395799U CN208395799U CN201820555994.7U CN201820555994U CN208395799U CN 208395799 U CN208395799 U CN 208395799U CN 201820555994 U CN201820555994 U CN 201820555994U CN 208395799 U CN208395799 U CN 208395799U
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Abstract
The utility model relates to a kind of geotechnical grid and riveted structures.The geotechnical grid includes a plurality of rib tape, and a plurality of rib tape is connected to each other in multiple junctions and forms multiple cells.It is riveted together and is sandwiched between a pair of of riveting sheet in two or more adjacent rib tape in each junction, a plurality of rib tape.Each riveting sheet in a pair of of riveting sheet and the contact surface of rib tape all have the curvature portion along rib tape longitudinal direction.The riveted structure includes a pair of of riveting sheet and one or more rivets.For through-hole of the rivet on riveting sheet one or multiple bands to be interposed in a pair of of riveting sheet, the contact surface of each riveting sheet and band includes curvature portion.Geotechnical grid according to the present utility model and riveted structure are remarkably reinforced in the shear strength and peel strength of junction.
Description
Technical field
The utility model relates to a kind of geotechnical grid and riveted structures.
Background technique
The content of this part provides only background information relevant to the utility model, may not constitute existing skill
Art.
Geotechnical grid has been widely used in the geotechnological field such as roadbed construction, slope greening.Geotechnical grid is by a plurality of muscle
Band differently connects and the honeycomb or latticed three-dimensional structure that constitute.Currently, geotechnical grid in the market
Mainly by being welded, being riveted to rib tape or plug connection and is formed.
For riveted geotechnical grid, the improvement carried out by the structure at technical staff's docking point rivets connecing for cell compartment
Tensile strength and tearing strength at point make moderate progress, however rivet the raising of the shear strength of the junction of cell compartment still more
It is limited.A plurality of rib tape is usually riveted together by planar riveting sheet by riveting cell compartment currently on the market, rib tape and riveting
Contact surface between contact pin is plane.However, being limited by the width of the riveting sheet of each junction, between rib tape and riveting sheet
Contact surface area it is smaller so that friction is small between rib tape and riveting sheet.Since the shear strength in junction is bright
It is aobvious to be influenced by the frictional force between rib tape and riveting sheet, thus the shear strength of the junction of such riveting cell compartment compared with
It is low.
Therefore, it is necessary to improve the shear strength of the junction of riveted geotechnical grid.
Utility model content
Utility model aims to solve one or more of problem above.
One of the utility model is designed to provide a kind of geotechnical grid, which includes a plurality of rib tape, a plurality of
Rib tape is connected to each other in multiple junctions and forms multiple cells.Two or more in each junction, a plurality of rib tape
The adjacent rib tape of item is riveted together and is sandwiched between a pair of of riveting sheet.Each riveting sheet and rib tape in a pair of of riveting sheet
Contact surface has the curvature portion along rib tape longitudinal direction.
In one embodiment, the curvature portion of each riveting sheet and the contact surface of rib tape has one or more arcs
Part.A pair of of riveting sheet be arranged so that the curvature portion of a riveting sheet in a pair of of riveting sheet with it is another in a pair of of riveting sheet
The curvature portion bumps of one riveting sheet are opposite and have the curvature being substantially the same and radian.
In one embodiment, the curvature portion of each riveting sheet and the contact surface of rib tape is in S along rib tape longitudinal direction
Shape and there are two arch sections being connected to each other.An arch section in two arch sections is concave portions, two
Another arch section in arch section is male portion.
Preferably, concave portions and male portion have the curvature being substantially the same and radian.
In one embodiment, curvature portion is wavy along rib tape longitudinal direction, in a pair of of riveting sheet a riveting
The curvature portion of contact pin includes the first concave portions successively sleekly connected, the first pontes and the second concave portions, and one
Curvature portion to another riveting sheet in riveting sheet includes the first male portion, the second connecting portion successively sleekly connected
Divide and the second male portion.
Preferably, the first concave portions and the second concave portions have the curvature being substantially the same and radian, and first is convex
Shape part and the second male portion have the curvature being substantially the same and radian.
The first pontes and second connecting portion point are planar section.Alternatively, first connecting portion is divided into male portion
Point, and second connecting portion is divided into concave portions.
In one embodiment, the curvature portion of each riveting sheet and the contact surface of rib tape has concave portions, a pair of
Riveting sheet is arranged so that another riveting in the concave portions and a pair of of riveting sheet of a riveting sheet in a pair of of riveting sheet
The concave portions of piece are opposite and are gripped with stick part, two or more adjacent rib tape are sandwiched between the periphery of the convex of stick part
On surface.
The peripheral surface of stick part includes the first peripheral surface and the second peripheral surface.First peripheral surface and a pair of of riveting
The concave portions of a riveting sheet in piece are opposite and have the curvature being substantially the same and radian.Second peripheral surface and a pair of of riveting
The concave portions of another riveting sheet in contact pin are opposite and curvature having the same and radian.
Preferably, the concave portions relative to each other of a pair of of riveting sheet have the curvature being substantially the same and radian.
Multiple through-holes are provided on curvature portion and two or more adjacent rib tape, rivet passes through these through-holes to incite somebody to action
Two or more adjacent rib tape are riveted together.
Riveting sheet is made of metal material.Rivet is steel rivet, preferably through preservative treatment.
Preferably, the edge of a pair of of riveting sheet is handled through corners.
In one embodiment, contact surface further includes planar section, planar section be located at the two sides of curvature portion and
It is sleekly connect with curvature portion.
Riveting sheet is wrapped up in modeling processing, to enhance the corrosion resistance of junction.
Preferably, riveting sheet and the contact surface of rib tape increase surface roughness through handling.
In one embodiment, the radian of the curvature portion of riveting sheet and the contact surface of rib tape is between 0 between π.
Another purpose of the utility model is to provide a kind of riveted structure.The riveted structure include: a pair of of riveting sheet with
And one or more rivets.Each riveting sheet in a pair of of riveting sheet is provided with one or more through-holes, and rivet is from these through-holes
It passes through, one or more adjacent rib tape to be riveted between a pair of of riveting sheet in the junction of geotechnical grid.Each riveting sheet
There is the curvature portion along rib tape longitudinal direction with the contact surface of rib tape.
In one embodiment, the curvature portion of the contact surface of riveting sheet and band has one or more arch sections.
The curvature portion of a riveting sheet in a pair of of riveting sheet is arranged to the curved face part with another riveting sheet in a pair of of riveting sheet
Divide concave-convex opposite and there is the curvature being substantially the same and radian.
In one embodiment, the concave portions of the curvature portion of a riveting sheet in a pair of of riveting sheet and a pair of of riveting
The concave portions of the curvature portion of another riveting sheet in contact pin are opposite and are gripped with stick part.
The radian of the curvature portion of the contact surface of riveting sheet and band is between 0 between π.
The contact surface of riveting sheet and rib tape is arranged to curved surface by the junction in geotechnical grid by the utility model, is increased
The contact area of riveting sheet and rib tape to increase the frictional force between riveting sheet and rib tape effectively enhances riveting
The shear strength and peel strength of the junction of type geotechnical grid.
Detailed description of the invention
Hereinafter reference will be made to the drawings only describes the embodiments of the present invention by way of example, in the accompanying drawings, identical spy
Sign or component the same reference numerals are used to designate and the drawings are not necessarily drawn to scale, and in the accompanying drawings:
Fig. 1 is the plan view schematic diagram of riveted geotechnical grid；
Fig. 2 is the schematic diagram of the contact point structure of the riveted geotechnical grid of the prior art；
Fig. 3 is the exploded view of contact point structure shown in Fig. 2；
Fig. 4 is the schematic diagram of the contact point structure of the riveted geotechnical grid of first embodiment according to the present utility model；
Fig. 5 is the exploded view of contact point structure shown in Fig. 4；
Fig. 6 is the modified example of the contact point structure of the riveted geotechnical grid of first embodiment according to the present utility model
Schematic diagram；
Fig. 7 is the exploded view of contact point structure shown in fig. 6；
Fig. 8 is the modified example of the contact point structure of the riveted geotechnical grid of second embodiment according to the present utility model
Schematic diagram；
Fig. 9 is the exploded view of contact point structure shown in Fig. 8；
The schematic diagram of the contact point structure of the riveted geotechnical grid of Figure 10 third embodiment according to the present utility model；
Figure 11 is the exploded view of contact point structure shown in Fig. 10；
Figure 12 is that the remodeling of the contact point structure of the riveted geotechnical grid of third embodiment according to the present utility model shows
The schematic diagram of example；
Figure 13 is the exploded view of contact point structure shown in Figure 12；
The schematic diagram of the contact point structure of the riveted geotechnical grid of Figure 14 the 4th embodiment according to the present utility model；With
And
Figure 15 is the exploded view of contact point structure shown in Figure 14.
Specific embodiment
Following description is substantially merely exemplary and is not intended to limitation the utility model, application and purposes.It should
Understand, in all these attached drawings, similar appended drawing reference indicates identical or similar part and feature.Each attached drawing only shows
The design and principle for illustrating to meaning property the embodiments of the present invention, might not show each implementation of the utility model
The specific size and its ratio of mode may illustrate this by the way of exaggeration in the specific part in specific attached drawing or figure
The correlative detail or structure of each embodiment of utility model.
Fig. 1 shows the schematic diagram of riveted geotechnical grid 100.Geotechnical grid 100 is made of a plurality of rib tape, that is, first
Rib tape 111, the second rib tape 112, third rib tape 113, the 4th rib tape 114, the 5th rib tape 115, the 6th rib tape 116, the 7th rib tape
117 and the 8th rib tape 118 constitute, two adjacent rib tape in a plurality of rib tape are connected to each other to form tool in each junction
There is the reticular structure of multiple cells 101.For example, two the first adjacent rib tape 111, the second rib tape 112 in a plurality of rib tape
It is riveted together each other at contact 201,202,203,204,205,206,207 respectively.Two other phase in a plurality of rib tape
The second rib tape 112 of neighbour, the riveting each other at contact 301,302,303,304,305,306,307 and 308 respectively of third rib tape 113
It is connected together.The connection type of other rib tape is similar, and details are not described herein.It should be appreciated by those skilled in the art that rib tape
Quantity and adjacent rib tape contact quantity and spacing it is without being limited thereto, but can be changed according to concrete application.
Fig. 2 and Fig. 3 show the schematic diagrames of the contact point structure of the riveted geotechnical grid of the prior art, wherein two muscle
It is sandwiched between riveting sheet P1, P2 of a pair of plates shape with 10.As shown in Figures 2 and 3, through-hole is formed on riveting sheet P1
P11, P12, P13, P14, and be correspondingly formed in two rib tape 10 and riveting sheet P2 respectively through-hole 11,12,13,14 with
And through-hole P21, P22, P23, P24.Two rib tape 10 are sandwiched between riveting sheet P1 and riveting sheet P2, and rivet (not shown) is worn
These through-holes on riveting sheet P1, rib tape 10 and riveting sheet P2 are crossed, so that two rib tape 10 are riveted together.Riveting sheet P1
With in two rib tape 10 between the rib tape 15 of the side riveting sheet P1 contact surface (surface P15) and riveting sheet P2 and two
The contact surface (surface P25) between the rib tape 16 of the side riveting sheet P2 in rib tape 10 is plane, therefore rib tape 10 and riveting
Contact area between contact pin P1, riveting sheet P2 is respectively the surface area of surface P15 and the surface area of surface P25.Due to
Geotechnical grid need to be unfolded so that adjacent rib tape forms cell, therefore riveting sheet between corresponding contact for construction site
The width of P1, P2 cannot be arranged wide, surface P15, surface P25 surface area be so limited and smaller.Therefore, rib tape and riveting
The frictional force between contact area and rib tape and riveting sheet between contact pin is also so limited, so that working as in junction along muscle
Power (for example, being boundary, power along the left end of rib tape 15 with the position where the through-hole in Fig. 3) with 15 one end with along muscle
Power (for example, being boundary with the position where the through-hole in Fig. 3, along the power of the right end of rib tape 16) with 16 opposite end is larger
When, contact is by biggish shearing, so that two rib tape 10 are destroyed in the connection of junction, two rib tape 10 are easily peeled off,
Therefore lower in the shear strength and peel strength of junction.
In view of problem above, present inventors have proposed present inventive concept, by increase junction rib tape and riveting sheet it
Between contact area improve the shear strength of the junction of geotechnical grid.
Below in conjunction with Fig. 4 and Fig. 5 to the junction of the geotechnical grid of first embodiment according to the present utility model
Structure is illustrated.
As shown in Figure 4 and Figure 5, in junction, two or more rib tape 10 be sandwiched between a pair of of riveting sheet 20,30 it
Between.The contact point structure of rib tape is different, and riveting sheet 20,30 is along rib tape longitudinal direction from using the riveting sheet of above-mentioned straight panel shape to rivet
(X-direction in Fig. 4) is arc-shaped, the surface 25 of riveting sheet 20 contacted with rib tape and the table of riveting sheet 30 contacted with rib tape
Face 35 is curved surface.Specifically, surface 25 is concave surface, and surface 35 is convex surface.
Riveting sheet 20 is provided with through-hole 21,22,23,24, and correspondingly in two or more sandwiched rib tape 10
Through-hole 11,12,13,14 and through-hole 31,32,33,34 are respectively arranged on upper and riveting sheet 30.Riveting sheet 20 and riveting sheet
30 are arranged so that the convex surface 35 of the concave surface 25 of riveting sheet 20 and riveting sheet 30 is opposite.Rivet (not shown) passes through riveting
These through-holes on contact pin 20, rib tape 10 and riveting sheet 30, so that two or more rib tape 10 are interposed in riveting sheet 20
Concave surface 25 and riveting sheet 30 convex surface 35 between, the concave surface 25 of riveting sheet 20 and two or more rib tape
In 10 positioned at 20 side of riveting sheet rib tape 15 (including one or more of rib tape) contact, the convex surface 35 of riveting sheet 30 with
The rib tape 16 (including one or more of rib tape) positioned at 30 side of riveting sheet in two or more rib tape 10 contacts.Riveting sheet
20, the contact surface between 30 and two or more rib tape 10 for being sandwiched between riveting sheet 20,30 is curved surface.Riveting sheet 20
Concave surface 25 and riveting sheet 30 convex surface 35 curvature and radian can according to the specific requirements of geotechnical grid come
Setting.Preferably, the concave surface 25 of riveting sheet 20 and the curvature having the same of the convex surface of riveting sheet 30 35 (curvature
Absolute value is equal) and radian.The radian of the convex surface 35 of the concave surface 25 and riveting sheet 30 of riveting sheet 20 can be between 0
To between π.When the curvature and smaller radian of concave surface 25 and convex surface 35, particularly preferably be, by riveting sheet 20,30
It is arranged to profile having the same, in order to the mass production of riveting sheet.For example, by riveting sheet 20 and concave surface 25 phase
Anti- convex surface is arranged to the profile having the same of convex surface 35 with riveting sheet 30, and by riveting sheet 30 and convex
The opposite concave surface in surface 35 is arranged to the profile having the same of concave surface 25 with riveting sheet 20, so that riveting sheet
20,30 profile having the same is convenient for mass production.
Concave surface 25 and convex surface 35 can be arc-shaped along rib tape longitudinal direction, ellipse arc or other arcs.
The case where being arc-shaped for concave surface 25 and convex surface 35 along rib tape longitudinal direction, for example, can be according to geotechnological lattice
Height of the shear stress level of the use environment of room and rib tape etc. is by the central angle of concave surface 25 and convex surface 35
Any appropriate angle being set as between 0 ° to 180 °, for example, between 30 ° to 120 °.In view of riveting sheet 20, rib tape
10 and riveting sheet 30 be respectively provided with certain thickness, in order to make the concave surface 25 of riveting sheet 20 and the convex table of riveting sheet 30
Face 35 is preferably fitted into each other with two or more rib tape 10 are sandwiched therebetween, especially in concave surface 25 and convex table
In the biggish situation of the radian in face 35, the central angle of concave surface 25 is preferably arranged to the center of circle of substantially equivalent to convex surface 35
Angle, and the arc radius of concave surface 25 is arranged to the arc radius slightly larger than convex surface 35, the arc radius of the two it
Difference is substantially equal to or slightly less the overall thickness of two or more sandwiched rib tape 10.
The height of riveting sheet 20,30 is usually disposed as the height of substantially equivalent to rib tape.The thickness of riveting sheet 20,30 for example may be used
To be arranged to 1mm between 2mm.It should be noted that, above-mentioned numerical value is merely exemplary herein, and is not limited.Riveting sheet 20,
30 height and thickness can answer force request etc. to be arranged according to the height of the rib tape of geotechnical grid and the specific of use environment
At suitable value.
The linear distance between the edge 26,27 that rib tape short transverse extends of riveting sheet 20 limits the width of riveting sheet 20
Degree, the linear distance between the edge 36,37 that rib tape short transverse extends of riveting sheet 30 limit the width of riveting sheet 30.For
It is unfolded at the construction field (site) convenient for geotechnical grid, the width of riveting sheet 20,30 is usually disposed as no more than 20mm, for example, setting
At between 10mm and 15mm.It will be apparent that with above-mentioned riveting sheet P1, P2 dowel for using the straight panel shape with same widths
The contact point structure of band is compared, in the junction of geotechnical grid according to the present embodiment, the riveting sheet 20,30 and rib tape of arc it
Between contact surface area (area of concave surface or convex surface) it is larger so that rubbing between riveting sheet 20,30 and rib tape 10
It wipes power and therefore increases in the shear strength and peel strength of the junction.In addition, due to riveting sheet 20,30 and rib tape 10 it
Between contact surface be curved surface, direction of the frictional force at each point of contact surface between riveting sheet 20,30 and rib tape 10 is along connecing
Contacting surface variation, this is further conducive to the shear strength and peel strength that increase junction.
Preferably, all edges of riveting sheet 20,30 are handled through corners, especially the edge 26,27 of riveting sheet 20
And the edge 36,37 of riveting sheet 30 is handled through corners, is gone out to avoid in rib tape and the EDGE CONTACT of riveting sheet 20,30
Existing stress is concentrated.
Riveting sheet 20,30 is made of metal material, for example, can be made of iron, steel, stainless steel etc..Used rivet
For steel rivet.Preferably, riveting sheet 20,30 is wrapped up in modeling processing, and rivet is also handled through anti-corrosion (such as zinc-plated), with enhancing
The antiseptic property of junction.
Experimental data shows that the geotechnical grid of the riveting sheet dowel band using straight panel shape can bear most in junction
Big shearing force is about 2KN, and the geotechnical grid of the riveting sheet dowel band according to the present utility model using arc is in junction
The shearing force that can bear can be up to 6KN, and shear strength significantly improves.
In addition, in order to further increase the frictional force between riveting sheet and sandwiched rib tape, it can be to riveting sheet 20,30
It is handled with the contact surface of rib tape 10 to increase surface roughness.For example, can riveting sheet 20 concave surface 25 and
Small sags and crests are set in the convex surface 35 of riveting sheet 30.Alternatively, it is also possible to be arranged on the surface of rib tape 10 micro-
Small concaveconvex structure, on the one hand, the surface roughness of the contact surface of riveting sheet 20,30 and rib tape 10 can be increased to increase friction
On the other hand power can increase geotechnical grid in use for the retention property of particulate matter.
In this illustrative embodiment shown, be respectively provided with respectively on riveting sheet 20,30 and rib tape 10 there are four
Through-hole, but the utility model is without being limited thereto.It, can be according to geotechnical grid in other possible embodiments of the utility model
The height of rib tape the quantity of riveting sheet 20,30 and the through-hole in rib tape 10 is suitably set.In addition, in this example shown
In property embodiment, the through-hole on riveting sheet 20, rib tape 10 and riveting sheet 30 can be set into make rivet (not shown) from
Same riveting sheet side passes through riveting sheet 20, rib tape 10 and riveting sheet 30.For example, rivet penetrates simultaneously from the through-hole of riveting sheet 20
It is pierced by from the respective through hole of riveting sheet 30 or rivet from the through-hole of riveting sheet 30 from penetrating and from the corresponding logical of riveting sheet 20
Hole is pierced by.But the utility model is without being limited thereto.It, can be by riveting sheet in other possible embodiments of the utility model
30, the through-hole on rib tape 10 and riveting sheet 30 be arranged respectively to so that adjacent rivet never ipsilateral riveting sheet is worn respectively
Enter, so that the stress on riveting sheet is more evenly, this is especially beneficial in the case where rivet is taper rivet.For example, a rivet
It can penetrate from the through-hole 21 of riveting sheet 20 and be pierced by from the respective through hole of riveting sheet 30 31, another rivet is then from riveting sheet 30
Through-hole 32 is penetrated and is pierced by from the respective through hole of riveting sheet 20 22.
In the above-mentioned illustrative embodiments shown, the whole table of riveting sheet 20,30 contacted respectively with rib tape 15,16
Face is entirely curved surface, that is, in the concave surface 25 and convex surface 35 of single-arc shaped.However, the utility model is without being limited thereto.For
Geotechnical grid is easily unfolded during convenient for being laid with geotechnical grid at the construction field (site), make to be sandwiched between a pair of of riveting sheet it
Between two or more rib tape 10 be unfolded outward from the both sides of the edge of riveting sheet to form cell respectively, it is preferable that riveting
Piece and the contact surface of rib tape may include the planar section positioned at curvature portion two sides.Below in conjunction with Fig. 6 and Fig. 7 to according to this
The contact point structure of the geotechnical grid of this modified example of the first embodiment of utility model is illustrated.In the modified example
In, the contact surface between riveting sheet and rib tape includes curvature portion and the planar section positioned at curvature portion two sides.
As shown in Figure 6 and Figure 7, two or more rib tape 10 are sandwiched between a pair of of riveting sheet 20 ', 30 '.With it is above-mentioned
Riveting sheet 20, riveting sheet 30 are similar, are provided with an appropriate number of through-hole on riveting sheet 20 ', 30 ' and rib tape 10 and (show in figure
Be provided with 4 through-holes out, through-hole 21 ', 22 ', 23 ', 24 ', through-hole 31 ', 32 ', 33 ', 34 ' and through-hole 11,12,13,
14), so that rivet (not shown) passes through these through-holes and two or more rib tape 10 are riveted together.Riveting sheet 20 ',
30 ' is substantially the same with riveting sheet 20,30, is located at riveting in the surface 25 ' of riveting sheet 20 ' and two or more rib tape 10
The rib tape 15 (including one or more of rib tape) of 20 ' side of piece contacts, the surface 35 ' of riveting sheet 30 ' and two or more muscle
It is contacted with the rib tape 16 (including one or more of rib tape) positioned at 30 ' side of riveting sheet in 10, difference is only that, surface 25 '
It further include the planar section 251 and 253 positioned at curvature portion two sides other than including curvature portion (concave portions 252), and
And similarly, surface 35 ' further includes positioned at the flat of curvature portion two sides other than including curvature portion (male portion 352)
Face part 351 and 353.
Planar section is respectively set by the two sides of the curvature portion in riveting sheet, it can be in order to being laid with soil at the construction field (site)
Rib tape is unfolded to form cell when work cell compartment, while rib tape can be steadily interposed in a pair of of riveting sheet in each junction
Between.
Preferably, all edges of riveting sheet 20 ', 30 ' are handled through corners, especially the edge of riveting sheet 20 '
26 ', 27 ' and the edge 36 ', 37 ' of riveting sheet 30 ' handled through corners, to avoid when rib tape and these EDGE CONTACTs
There is stress to concentrate.
Similar with riveting sheet 20,30, riveting sheet 20 ', 30 ' is made of metal material, and can carry out wrapping up in modeling processing to enhance
The Corrosion Protection of junction, and/or be surface-treated to increase surface roughness.
Fig. 8 and Fig. 9 shows the structure of the junction of the geotechnical grid of second embodiment according to the present utility model
Schematic diagram.
As shown in Figure 8 and Figure 9, two or more rib tape 10 are sandwiched between a pair of of riveting sheet 40,50.Above-mentioned riveting
The surface of piece 20,30 and riveting sheet 20 ', 30 ' contacted with rib tape respectively includes the curvature portion in single-arc shaped, not with this
Together, the surface of riveting sheet 40,50 contacted with rib tape has the curvature portion of substantially S-shaped double arcs.Specifically, riveting sheet
(including the one or more of muscle of rib tape 15 positioned at 40 side of riveting sheet in 40 surface 45 and two or more rib tape 10
Band) contact, the curvature portion on surface 45 includes concave portions 451 and male portion 452, concave portions 451 and male portion 452
Connect to each other to form substantially S-shaped double arch sections.In the surface 55 of riveting sheet 50 and two or more rib tape 10
Rib tape 16 (including one or more of rib tape) positioned at 30 side of riveting sheet contacts, and the curvature portion on surface 55 includes male portion
551 and concave portions 552, male portion 551 and concave portions 552 connect to each other to form substantially S-shaped double arch sections.
Riveting sheet 40,50 is arranged so that the curvature portion of riveting sheet 40 is opposite with the curvature portion bumps of riveting sheet 50.
Specifically, riveting sheet 40,50 is arranged so that the concave portions 451 of riveting sheet 40 are opposite with the male portion 551 of riveting sheet 50,
And the male portion 452 of riveting sheet 40 and the concave portions 552 of riveting sheet 50 are opposite.451 He of concave portions of riveting sheet 40
Male portion 452 and the male portion of riveting sheet 50 551 and concave portions 552 can be arc-shaped along rib tape longitudinal direction,
The curvature and radian of these arch sections can be arranged in ellipse arc or other arcs according to the specific requirements of geotechnical grid.
The radian of these arch sections can be between 0 between π.As it was noted above, the curvature and radian when these arch sections are smaller
When, particularly preferably it is riveting sheet 40,50 to be arranged to profile having the same, in order to the mass production of riveting sheet.Riveting
The male portion 551 and concave portions of the concave portions 451 of contact pin 40 and the curvature and radian of male portion 452 and riveting sheet 50
552 are correspondingly arranged.Preferably, the concave portions 451 of riveting sheet 40 and the male portion 551 of riveting sheet 50 have substantially phase
With curvature and the male portion 452 of radian and riveting sheet 40 and the concave portions 552 of riveting sheet 50 have and be substantially the same
Curvature and radian, so that the curvature portion shape of riveting sheet 40,50 is complementary.It is further preferred that 451 He of concave portions of riveting sheet 40
The curvature having the same of male portion 452 and radian, the male portion 551 and concave portions 552 of riveting sheet 50 are having the same
Curvature and radian.
It is equal along rib tape longitudinal direction for concave portions 451, male portion 452, male portion 551 and concave portions 552
The case where being arc-shaped, for example, can be according to the shear stress level of the use environment of geotechnical grid and height of rib tape etc.
By the central angle of concave portions 451, male portion 452, male portion 551 and concave portions 552 be set as 0 ° to 180 ° it
Between any appropriate angle, for example, between 30 ° to 120 °.Preferably, these arch sections are arranged to be respectively provided with
The central angle being substantially the same, and there is the arc radius being substantially the same.Thickness and riveting sheet in view of sandwiched rib tape are certainly
The thickness of body, it is especially biggish in the radian of these arch sections in order to keep concavo-convex portion relative to each other preferably chimeric
In the case of, the arc radius of the concave portions 451 of riveting sheet 40 is preferably arranged to the male portion 551 slightly larger than riveting sheet 50
Arc radius, the difference of the arc radius of the two is substantially equal to or slightly less two or more sandwiched between the two rib tape
10 overall thickness.Similarly, the arc radius of the concave portions 552 of riveting sheet 50 is arranged to the convex slightly larger than riveting sheet 40
The arc radius of part 452, the difference of the arc radius of the two are substantially equal to or slightly less sandwiched between the two two or more
The overall thickness of a plurality of rib tape 10.By above-mentioned setting, keep riveting sheet 40 and riveting sheet 50 each other concave-convex it is chimeric with by two or
More a plurality of rib tape 10 is sandwiched therebetween.
It is similar with riveting sheet 20,30, it is respectively arranged in each curved portion of riveting sheet 40,50 appropriate number of logical
Hole.Riveting sheet 40,50 all has two arch sections, and therefore, riveting sheet 40,50 is respectively arranged with two column through-holes.It is illustrating
Illustrative embodiments in, the column through-hole that is arranged in the concave portions 451 of riveting sheet 40 includes 4 through-holes, and
The column through-hole being arranged in the male portion 452 of riveting sheet 40 also includes 4 through-holes, this two column through-hole is in rib tape short transverse
Position it is aligned with each other.However, the utility model is without being limited thereto.In other possible embodiments of the utility model, riveting
The quantity of a column through-hole on each arch section of contact pin, which can according to need, to be suitably arranged, and the convex of riveting sheet 40
A column through-hole on part 451 can be handed over each other with position of the column through-hole in rib tape short transverse in concave portions 452
It is wrong.Correspondingly, two column through-holes are also correspondingly respectively arranged in rib tape 10 and riveting sheet 50.Rivet (not shown) is logical from these
Hole passes through, so that two or more rib tape 10 are interposed in securely between riveting sheet 40,50.
The linear distance between the edge 46,47 that rib tape short transverse extends of riveting sheet 40 limits the width of riveting sheet 40
Degree, the linear distance between the edge 56,57 that rib tape short transverse extends of riveting sheet 50 limit the width of riveting sheet 50.With
It is compared using the contact point structure of above-mentioned riveting sheet P1, P2 dowel band of the straight panel shape with same widths, according to this implementation
The junction of the geotechnical grid of mode is curved surface, contact surface in the contact surface between the riveting sheet 40,50 and rib tape of double arcs
Area is larger, therefore can be realized the above-mentioned advantageous effects similar with riveting sheet 20,30.
Preferably, all edges of riveting sheet 40,50 are handled through corners, especially the edge 46,47 of riveting sheet 40
And the edge 56,57 of riveting sheet 50 is handled through corners, to avoid these EDGE CONTACTs for working as rib tape and riveting sheet 40,50
When there is stress concentration.
Similar with riveting sheet 20,30, riveting sheet 40,50 is made of metal material, and used rivet is steel rivet.Riveting
Contact pin 40,50 can carry out wrapping up in modeling processing, and rivet can be through preservative treatment, to enhance the Corrosion Protection of junction.Riveting sheet
40, it 50 can be surface-treated to increase surface roughness.
In addition, similar with riveting sheet 20 ', 30 ', riveting sheet 40,50 may include the plane positioned at double arch section two sides
Part, in order to which rib tape is unfolded to form cell when use site is laid with geotechnical grid.For example, can rivet respectively
Edge 46,47 sides of piece 40 are arranged planar section, and planar section are respectively set in the edge of riveting sheet 50 56,57 sides.
Figure 10 and Figure 11 shows the structure of the junction of the geotechnical grid of third embodiment according to the present utility model
Schematic diagram.
As shown in Figure 10 and Figure 11, two or more rib tape 10 are sandwiched between a pair of of riveting sheet 60,70.Riveting sheet
60,70 structure and the structure of riveting sheet 40,50 are substantially similar, below the structure only for riveting sheet 60,70 and riveting sheet 40,
Difference between 50 describes in detail.
The surface of riveting sheet 60,70 contacted with rib tape has wavy curvature portion.Specifically, riveting sheet 60
Surface 65 connects with the rib tape 15 (including one or more of rib tape) positioned at 60 side of riveting sheet in two or more rib tape 10
Touching, surface 65 have wavy curvature portion, which includes the first male portion 651, the second male portion 653
And the first pontes 652, the first pontes 652 sleekly connect the first male portion 651 and the second male portion
653.In this illustrative embodiment shown, the first pontes 652 is concave portions, therefore, the curved face part on surface 65
Dividing includes three arch sections.Alternatively, in the other embodiments of the utility model, the first pontes 652 can also
Think planar section.The rib tape 16 positioned at 70 side of riveting sheet in the surface 75 of riveting sheet 70 and two or more rib tape 10
(including one or more of rib tape) contact, surface 75 have wavy curvature portion, which includes first recessed
Shape part 751, the second concave portions 753 and second connecting portion divide 752, and sleekly connection first is recessed for second connecting portion point 752
Shape part 751 and the second concave portions 753.In this illustrative embodiment shown, second connecting portion point 752 is male portion
Point, therefore, the curvature portion on surface 75 includes three arch sections.Alternatively, in the other embodiments of the utility model
In, second connecting portion point 752 or planar section.
Riveting sheet 60,70 is arranged so that the song of the curvature portion on the surface 65 of riveting sheet 60 and the surface 75 of riveting sheet 70
Face part bumps are opposite.Specifically, 751 phase of the first concave portions of the first male portion 651 of riveting sheet 60 and riveting sheet 70
Right, the second male portion 653 of riveting sheet 60 and the second concave portions 753 of riveting sheet 70 are opposite, and the first of riveting sheet 60 connects
Socket part point 652 is opposite with the second connecting portion point 752 of riveting sheet 70.Three arch section (the first male portions of riveting sheet 60
651, the second male portion 653 and the first pontes 652) and riveting sheet 70 three arch section (the first concave portions
Point 752) 751, the second concave portions 753 and second connecting portion curvature and radian can be according to the specific requirements of geotechnical grid
Setting.The radian of these arch sections can be between 0 between π.As it was noted above, working as the curvature and radian of these arch sections
When smaller, particularly preferably be riveting sheet 60,70 to be arranged to profile having the same, in order to the batch metaplasia of riveting sheet
It produces.
It is similar with riveting sheet 40,50, the first male portion 651 of riveting sheet 60, the connection of the second male portion 653, first
First concave portions 751 of part 652 and riveting sheet 70, the second concave portions 753 and second connecting portion points 752 are along rib tape
Longitudinal direction can be arc-shaped, ellipse arc or other arcs.The first male portion 651, the second male portion of riveting sheet 60
Points 653, the curvature of the first pontes 652 and radian respectively with the first concave portions 751, the second concave portions of riveting sheet 70
753 and the curvature and radian of second connecting portion points 752 be correspondingly arranged.Preferably, the first male portion of riveting sheet 60
651 with the curvature having the same of the first concave portions 751 and radian of riveting sheet 70, the second male portion 653 of riveting sheet 60
With the curvature having the same of the second concave portions 753 and radian of riveting sheet 70 and the first pontes 652 of riveting sheet 60
Divide 752 curvature having the same and radian with the second connecting portion of riveting sheet 70, so that the curvature portion shape of riveting sheet 60,70
It is complementary.It is further preferred that the first male portion 651 and the curvature having the same of the second male portion 653 and radian of riveting sheet 60,
The first concave portions 751 and the curvature having the same of the second concave portions 753 and radian of riveting sheet 70, so that junction is cut
Shearing stress is more evenly.
For the first male portion 651 of riveting sheet 60, the second male portion 653, the first pontes 652 and riveting
The first concave portions 751, the second concave portions 753 and the second connecting portion of piece 70 point 752 is in round along rib tape longitudinal direction
The case where arc, for example, can be incited somebody to action according to the shear stress level of the use environment of geotechnical grid and height of rib tape etc.
The central angle of above-mentioned arch section is set as any appropriate angle between 0 ° to 180 °, for example, between 30 ° to 120 ° it
Between.Preferably, by the first concave shaped portion of the first male portion 651 of riveting sheet 60, the second male portion 653 and riveting sheet 70
The 751, second concave portions 753 are divided to be arranged to all have the central angle and arc radius being substantially the same.Also, as described above,
For the situation for keeping concavo-convex portion relative to each other preferably chimeric, especially larger in the curvature and radian of above-mentioned arch section
Under, preferably by the circular arc of concave portions (the first concave portions 751, the second concave portions 753, the first pontes 652) half
Diameter is arranged to slightly larger than opposite male portion (the first male portion 651, the second male portion 653, second connecting portion divide 752)
Arc radius, the difference of the arc radius of the two is substantially equal to or slightly less the total thickness of two or more sandwiched rib tape 10
Degree.By above-mentioned setting, keep riveting sheet 60 and riveting sheet 70 each other concave-convex it is chimeric with two or more rib tape 10 are sandwiched
Therebetween.
It is similar with riveting sheet 40,50, on riveting sheet 60,70 and in sandwiched therebetween two or more rib tape 10
Upper to be provided with two column through-holes respectively, rivet (not shown) passes through these through-holes to press from both sides two or more rib tape 10 securely
It sets between riveting sheet 60,70.
Preferably, all edges of riveting sheet 60,70 are handled through corners, especially the edge 66,67 of riveting sheet 60
And the edge 76,77 of riveting sheet 70 is handled through corners, stress collection occurs to avoid when rib tape is with these EDGE CONTACTs
In.
Similar with the riveting sheet introduced above, riveting sheet 60,70 is made of metal material, and used rivet is steel riveting
Nail.Riveting sheet 60,70 can carry out wrapping up in modeling processing, and rivet can be through preservative treatment, to enhance the Corrosion Protection of junction.Riveting
Contact pin 60,70 can be surface-treated to increase surface roughness.
As described in the previous embodiment, for the ease of being laid with geotechnical grid at the construction field (site) during easily open up
Geotechnical grid is opened, makes two or more rib tape 10 being sandwiched between a pair of of riveting sheet respectively from the both sides of the edge of riveting sheet
Expansion is outward to form cell, it is preferable that riveting sheet and the contact surface of rib tape may include positioned at the flat of curvature portion two sides
Face part.Figure 12 and Figure 13 shows a kind of exemplary variation example.In the modified example, connecing between riveting sheet and rib tape
Touching surface includes curvature portion and the planar section positioned at curvature portion two sides.
As shown in Figure 12 and Figure 13, two or more rib tape 10 are sandwiched between a pair of of riveting sheet 60 ', 70 '.Riveting
Piece 60 ', 70 ' and the structure of riveting sheet 60,70 are substantially the same, and difference is only that the table of riveting sheet 60 ', 70 ' contacted with rib tape
Face further includes the planar section positioned at the two sides of curvature portion.Specifically, the surface 65 ' of riveting sheet 60 ' and two or more
The rib tape 15 positioned at 60 ' side of riveting sheet in rib tape 10 contacts, and surface 65 ' is in addition to including curvature portion (the first male portion
651, the second male portion 653 and the first pontes 652) except, it further include the plane positioned at the two sides of the curvature portion
Part 654,655, planar section 654 are sleekly connect with the first male portion 651, planar section 655 and the second male portion
653 sleekly connect.Similarly, it is located at riveting sheet 70 ' in the surface 75 ' of riveting sheet 70 ' and two or more rib tape 10
The rib tape 16 of side contacts, and surface 75 ' is in addition to including curvature portion (the first concave portions 751, the second concave portions 753 and the
Two coupling parts 752) except, further include positioned at the curvature portion two sides planar section 754,755, planar section 754 with
First concave portions 751 sleekly connect, and planar section 755 is sleekly connect with the second concave portions 753.
Figure 14 and Figure 15 shows the structure of the junction of the geotechnical grid of the 4th embodiment according to the present utility model
Schematic diagram.
As shown in Figure 14 and Figure 15, two or more rib tape 10 are sandwiched between a pair of of riveting sheet 80,90.Riveting sheet
(including the one or more of muscle of rib tape 15 positioned at 80 side of riveting sheet in 80 surface 85 and two or more rib tape 10
Band) contact, surface 85 includes concave portions 852 and planar section 851,853, and planar section 851,853 is located at spill
It the two sides of part 852 and is sleekly connect with concave portions 852.Similarly, the surface 95 of riveting sheet 90 and two or more
The rib tape 16 (including one or more of rib tape) positioned at 90 side of riveting sheet in rib tape 10 contacts, and surface 95 includes concave shaped portion
Points 952 and planar section 951,953, planar section 951,953 be located at the two sides of concave portions 952 and and concave shaped portion
952 are divided sleekly to connect.
Riveting sheet 80,90 is arranged so that the concave portions 852 of riveting sheet 80 and 952 phase of concave portions of riveting sheet 90
Right, to define space between concave portions 852 and concave portions 952, stick part B is arranged within this space.Stick part B
It can be made of plastics.It is similar with the riveting sheet 20,30 introduced above etc., it is provided in the concave portions 852 of riveting sheet 80 logical
Hole 81,82,83,84, and correspondingly, it is provided with through-hole 151,152,153,154 in rib tape 15, is arranged on stick part B
There are through-hole B11, B12, B13, B14, through-hole 161,162,163,164 is provided in rib tape 16, and in the recessed of riveting sheet 90
Through-hole 91,92,93,94 is provided on shape part 952.It will be apparent that as it was noted above, the quantity of through-hole can be according to the height of rib tape
Degree and use environment answer force request etc. to be suitably arranged.Rivet (not shown) passes through riveting sheet 80, rib tape 15, stick part
B, these through-holes on rib tape 16 and riveting sheet 90, to rib tape is interposed in securely between riveting sheet 80,90.Rib tape 15
It is sandwiched between the surface 85 of riveting sheet 80 and the first peripheral surface B1 of the convex of stick part B, rib tape 16 is sandwiched between riveting
Between second peripheral surface B2 of the convex on the surface 95 and stick part B of contact pin 90.
Concave portions 852, the arc-shaped outer surface B1 and B2 of stick part B and the concave portions of riveting sheet 90 of riveting sheet 80
952 curvature and radian can be arranged to be arranged according to the specific requirements of geotechnical grid.The radian of these arch sections can be situated between
In 0 between π.The concave portions 852 of riveting sheet 80, the first peripheral surface B1 of stick part B, the second peripheral surface B2 and riveting
The concave portions 952 of contact pin 90 can be arc-shaped along rib tape longitudinal direction, ellipse arc or other arcs.Riveting sheet 80 it is recessed
The curvature and radian of shape part 852 are correspondingly arranged with the curvature of the first peripheral surface B1 of stick part B and radian, and riveting
The curvature of the concave portions 952 of contact pin 90 and radian and the curvature of the second peripheral surface B2 of stick part B and radian are correspondingly
Setting.Preferably, the first peripheral surface B1 curvature having the same and arc of the concave portions 852 of riveting sheet 80 and stick part B
Degree, the concave portions 952 of riveting sheet 90 and the second peripheral surface B2 curvature having the same of stick part B and radian.Further preferably
Ground, the concave portions 852 of riveting sheet 80 and the curvature having the same of concave portions 952 and radian of riveting sheet 90, so that contact
The shear strength at place is more evenly.It is particularly preferred that profile having the same can be set into riveting sheet 80,90, in order to rivet
The mass production of piece.In the case, in use, riveting sheet 80 and 90 mirror images of each other of riveting sheet are arranged.
For the concave portions 852 of riveting sheet 80, the first peripheral surface B1 of stick part B and the second peripheral surface B2 and
The case where concave portions 952 of riveting sheet 90 are arc-shaped along rib tape longitudinal direction, for example, can be made according to geotechnical grid
The central angle and arc radius of these arch sections are set with height of the shear stress level of environment and rib tape etc., will be justified
Heart angle is set as any appropriate angle between 0 ° to 180 °, for example, between 30 ° to 120 °.Preferably, by riveting sheet
The concave portions of 80 concave portions 852, the first peripheral surface B1 of stick part B and the second peripheral surface B2 and riveting sheet 90
952 are arranged to the central angle being substantially the same.In view of the thickness of sandwiched rib tape, the concave portions 852 of riveting sheet 80
The arc radius of the first peripheral surface B1 slightly larger than stick part B, the difference of the arc radius of the two can be set into arc radius
The overall thickness of rib tape 15 sandwiched therebetween can be substantially equal to or slightly less.Similarly, the concave portions of riveting sheet 90
The arc radius of the second peripheral surface B2 slightly larger than stick part B, the arc radius of the two can be set into 952 arc radius
Difference can be substantially equal to or slightly less the overall thickness of sandwiched rib tape 16 therebetween.
Preferably, all edges of riveting sheet 80,90 are handled through corners, especially the edge 86,87 of riveting sheet 80
And the edge 96,97 of riveting sheet 90 is handled through corners, to avoid these EDGE CONTACTs for working as rib tape and riveting sheet 80,90
When there is stress concentration.
Similar with the riveting sheet introduced above, riveting sheet 80,90 is made of metal material, and used rivet is steel riveting
Nail.Riveting sheet 80,90 can carry out wrapping up in modeling processing, and rivet can be through preservative treatment, to enhance the Corrosion Protection of junction.Riveting
Contact pin 80,90 can be surface-treated to increase surface roughness.
In this illustrative embodiments, the surface (surface 85 of riveting sheet 80,90 contacted with rib tape；Surface 95) both
Including curvature portion (concave portions 852；Concave portions 952), and including planar section (planar section 851,853；Planar section
951,953).However, in other possible modified examples according to the present utility model, riveting sheet 80,90 can also only include
Curvature portion, without including the above-mentioned planar section (planar section 851,853 positioned at curvature portion two sides；Planar section 951,
953).This modified example also can be realized the contact area of increase riveting sheet and rib tape as described above and thus increase and connects
The advantageous effects of shear strength at point.
In above-mentioned example embodiment and its modified example, two or more rib tape are sandwiched between a pair of of riveting sheet
Between, it is directly contacted between sandwiched a plurality of rib tape and between rib tape and riveting sheet.However, the utility model is not limited to
This.It, can also be between riveting sheet and rib tape and by sandwiched more in other possible embodiments of the utility model
Flexible interlayer, such as colloid layer are set between rib tape.
Present inventive concept can be applied to various forms of riveted geotechnical grids.Geotechnical grid according to the present utility model
Cell can be set as any appropriate shape such as square, diamond shape, triangle according to specific needs.In addition, in root
According in the geotechnical grid of the utility model, rib tape section can have identical height between adjacent contact, it is possible to have different
Height, that is, the top edge of the rib tape section between adjacent contact can have curve (for example, waveform) profile.Further,
In geotechnical grid according to the present utility model, it can according to need and multiple micropores are set in rib tape, to enhance geotechnical grid
Water penetration.
Here, the illustrative embodiments of the utility model have already been described in detail, it should be understood that, this is practical new
The specific embodiment that type is not limited to above-detailed and shows.In the spirit and scope without departing from the utility model
In the case of, those skilled in the art can carry out various modifications and variant to the utility model.All these modifications and variant
It both falls in the scope of the utility model.Moreover, all components described herein can be by structure equivalent in other technologies
Part replaces.
Claims (22)
1. a kind of geotechnical grid, including a plurality of rib tape, a plurality of rib tape is connected to each other in multiple junctions and forms multiple lists
First lattice, two or more adjacent rib tape in each junction, a plurality of rib tape are riveted together and are sandwiched between one
To between riveting sheet,
It is characterized in that, each riveting sheet in the pair of riveting sheet and the contact surface of rib tape all have along rib tape longitudinal direction
Curvature portion.
2. geotechnical grid according to claim 1, wherein the curvature portion has one or more arch sections, institute
State the curvature portion and the pair of riveting sheet of the riveting sheet that a pair of of riveting sheet is arranged so that in the pair of riveting sheet
In another riveting sheet curvature portion bumps it is opposite and there is the curvature being substantially the same and radian.
3. geotechnical grid according to claim 2, wherein the curvature portion is S-shaped along rib tape longitudinal direction and has
There are two arch sections being connected to each other, an arch section in described two arch sections is concave portions, described two
Another arch section in arch section is male portion.
4. geotechnical grid according to claim 3, wherein the concave portions and the male portion, which have, to be substantially the same
Curvature and radian.
5. geotechnical grid according to claim 2, wherein the curvature portion is wavy along rib tape longitudinal direction, institute
The curvature portion for stating in a pair of of riveting sheet riveting sheet includes the first concave portions successively sleekly connected, first
Coupling part and the second concave portions, the curvature portion of another riveting sheet in the pair of riveting sheet include successively justifying
The first male portion, second connecting portion point and the second male portion connected slidingly.
6. geotechnical grid according to claim 5, wherein first concave portions and second concave portions have
The curvature and radian being substantially the same, and first male portion and second male portion have the curvature being substantially the same
And radian.
7. geotechnical grid according to claim 6, wherein the first pontes and the second connecting portion point are
Planar section or the first connecting portion are divided into male portion and the second connecting portion is divided into concave portions.
8. geotechnical grid according to claim 1, wherein the curvature portion has concave portions, the pair of riveting
Piece be arranged so that a riveting sheet in the pair of riveting sheet concave portions and the pair of riveting sheet in another
The concave portions of riveting sheet are opposite and are gripped with stick part, two or more described adjacent rib tape are sandwiched between the stick part
Convex peripheral surface on.
9. geotechnical grid according to claim 8, wherein the peripheral surface of the stick part includes the first outer weekly form
Face and the second peripheral surface, first peripheral surface are opposite with the concave portions of a riveting sheet in the pair of riveting sheet
And there is the curvature being substantially the same and radian, another riveting sheet in second peripheral surface and the pair of riveting sheet
Concave portions are opposite and curvature having the same and radian.
10. geotechnical grid according to claim 8, wherein the concave portions tool relative to each other of the pair of riveting sheet
There are the curvature being substantially the same and radian.
11. geotechnical grid described in any one of -10 according to claim 1, wherein in the curvature portion and two described
Or more be provided with multiple through-holes in the adjacent rib tape of item, rivet passes through the through-hole with will two or more described adjacent rib tape
It is riveted together.
12. geotechnical grid according to claim 11, wherein the rivet is steel rivet.
13. geotechnical grid described in any one of -10 according to claim 1, wherein the edge of the pair of riveting sheet passes through
Corners processing.
14. geotechnical grid described in any one of -10 according to claim 1, wherein the contact surface further includes planar portions
Point, the planar section is located at the two sides of the curvature portion and sleekly connect with the curvature portion.
15. geotechnical grid described in any one of -10 according to claim 1, wherein the riveting sheet is by metal material system
At.
16. geotechnical grid described in any one of -10 according to claim 1, wherein the pair of riveting sheet is through wrapping up at modeling
Reason.
17. geotechnical grid described in any one of -10 according to claim 1, wherein the contact surface increases table through handling
Surface roughness.
18. geotechnical grid described in any one of -10 according to claim 1, wherein the radian of the curvature portion is between 0
To between π.
19. a kind of riveted structure, the riveted structure include:
A pair of of riveting sheet, each riveting sheet in the pair of riveting sheet are provided with one or more through-holes；
One or more rivets, the rivet are passed through from the through-hole, in the junction of geotechnical grid by one or more phase
Adjacent rib tape is riveted between the pair of riveting sheet,
It is characterized in that, each riveting sheet and the contact surface of rib tape all have the curvature portion along rib tape longitudinal direction.
20. riveted structure according to claim 19, wherein the curvature portion has one or more arch sections,
The curvature portion of a riveting sheet in the pair of riveting sheet is arranged to and another riveting sheet in the pair of riveting sheet
Curvature portion bumps it is opposite and there is the curvature being substantially the same and radian.
21. riveted structure according to claim 19, wherein the curved face part of a riveting sheet in the pair of riveting sheet
The concave portions divided are opposite with the concave portions of curvature portion of another riveting sheet in the pair of riveting sheet and are gripped with
Stick part.
22. riveted structure described in any one of 9-21 according to claim 1, wherein the radian of the curvature portion is between 0
To between π.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820555994.7U CN208395799U (en) | 2018-04-16 | 2018-04-16 | A kind of geotechnical grid and riveted structure |
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| CN201820555994.7U CN208395799U (en) | 2018-04-16 | 2018-04-16 | A kind of geotechnical grid and riveted structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108396726A (en) * | 2018-04-16 | 2018-08-14 | 张曼 | A kind of geotechnical grid and riveted structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108396726A (en) * | 2018-04-16 | 2018-08-14 | 张曼 | A kind of geotechnical grid and riveted structure |
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