CN208055781U - A kind of geotechnical grid - Google Patents
A kind of geotechnical grid Download PDFInfo
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- CN208055781U CN208055781U CN201820121885.4U CN201820121885U CN208055781U CN 208055781 U CN208055781 U CN 208055781U CN 201820121885 U CN201820121885 U CN 201820121885U CN 208055781 U CN208055781 U CN 208055781U
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- rib tape
- unit
- shaped plug
- geotechnical grid
- joint
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Abstract
The utility model is related to a kind of geotechnical grids.The geotechnical grid includes a plurality of rib tape, the a plurality of rib tape is connected to each other in multiple junctions and forms multiple cells, wherein, in each junction, two or more adjacent rib tape in a plurality of rib tape are plugged in together each other by plug-in unit, and the end of two legs of the U-shaped plug-in unit is welded together.Geotechnical grid according to the present utility model can be effectively prevented U-shaped plug-in unit and fall off from rib tape, can also improve rib tape junction intensity, the tensile strength consistency of the tensile strength and contact that make rib tape is preferable, the overall performance of geotechnical grid is improved, and the productivity of geotechnical grid can also be improved.
Description
Technical field
The utility model is related to a kind of geotechnical grids.
Background technology
The content of this part provide only with the relevant background information of the utility model, existing skill may not constituted
Art.
Geotechnical grid has been widely used in the geotechnological field such as roadbed construction, slope greening.Geotechnical grid is by more muscle
Band differently connects and the cellular or latticed three-dimensional structure that constitutes.Currently, geotechnical grid in the market
Mainly formed by carrying out welding, riveting or plug connection in junction to rib tape.
For the geotechnical grid formed by being welded or riveted by docking point, the problem is that the stretching of rib tape is strong
Degree is obviously inconsistent with the tensile strength of contact, and the tensile strength of contact is substantially less than the tensile strength of rib tape.
In order to solve the problems, such as that rib tape is inconsistent with joint strength, it is proposed that by carrying out grafting to rib tape with U-shaped steel nail
And form the technical solution of geotechnical grid.In the technical scheme, several joint-cuttings are formed in two rib tape adjacent to each other,
These joint-cuttings extend along the longitudinal direction of rib tape, are separated from each other in short transverse parallel to each other and in rib tape.U-shaped steel nail
Two legs alternately pass through the joint-cutting in rib tape successively respectively, to being plugged in together two rib tape, to form geotechnique
Cell compartment.In the geotechnical grid by being formed with U-shaped steel nail grafting rib tape, the tensile strength of rib tape and the tensile strength of contact
It is almost the same.
It is formed by geotechnical grid with U-shaped steel nail grafting rib tape, usually the end in two legs of U-shaped steel nail
The connection piece of usually 8-shaped is set, to prevent U-shaped steel nail from deviating from from rib tape.Due to U-shaped steel nail leg 8-shaped connection
Can also be pivotably movable with respect each other in piece, therefore during rib tape stretches, the leg of U-shaped steel nail is easy mutual dislocation, from
And cause rib tape discontinuity.In some cases, for example, during carrying, connection piece may fall off from U-shaped steel nail
Get off, from being unable to play the role of preventing U-shaped steel nail from falling off from rib tape.Therefore, there is the geotechnique of connection piece for this set
Cell compartment, there is also further improved spaces.
Utility model content
Utility model aims to solve one or more of problem above.
The one side of the utility model is to provide a kind of geotechnical grid.The geotechnical grid includes a plurality of rib tape, a plurality of muscle
Band forms multiple cells by being connected to each other in junction.Two or more in each junction, a plurality of rib tape
Adjacent rib tape is plugged in together each other by U-shaped plug-in unit, and the end of two legs of U-shaped plug-in unit is welded together.
Two or more adjacent rib tape in each junction, a plurality of rib tape, which are aligned and are formed with, penetrates described two
Or more the adjacent rib tape of item joint-cutting, the longitudinal directions of joint-cutting two or more adjacent rib tape along this extends, also, U-shaped is inserted
Two legs of part alternately pass through joint-cutting successively, two or more adjacent rib tape are plugged in together.
In one embodiment, two legs of U-shaped plug-in unit during being inserted into joint-cutting toward each other not parallelly
It is close.
In another embodiment, two legs of U-shaped plug-in unit are leaned on toward each other not parallelly before being inserted into joint-cutting
Closely.
The end of two legs of U-shaped plug-in unit is welded together by fusion welding or Pressure Welding.
Preferably, the end of two legs of U-shaped plug-in unit is welded together by Laser Welding.
Alternatively, the end of two legs of U-shaped plug-in unit is welded together by spot welding or butt welding.
Preferably, each contact is covered by colloid.Colloid is set by each junction in geotechnical grid, can be generated
Beneficial technique effect can prevent the tearing of joint-cutting, prevent the soil body from being leaked from joint-cutting, and prevent plug-in unit from making moist the shadow of wet soil body
It rings and gets rusty and corrode.
The section of the short transverse along rib tape of cell is in any shape in following shape：Triangle, square, length
Rectangular or diamond shape.
By geotechnical grid according to the present utility model, U-shaped plug-in unit can be effectively prevented and fallen off from rib tape, and can
Improve the intensity of junction.In addition, due to without the installation connection piece on the leg of U-shaped plug-in unit, it is possible thereby to avoid being joined by installation
A series of problems caused by piece, for example, damaging U-shaped plug-in unit and/or connection piece since connection piece is difficult to install so that geotechnical grid
Failure rate it is higher, and speed of production is slower.Therefore, the productivity of geotechnical grid according to the present utility model can improve,
And failure rate can reduce.
Description of the drawings
Hereinafter reference will be made to the drawings only describes the embodiment of the utility model, in the accompanying drawings, identical spy by way of example
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 according to a kind of vertical view of the geotechnical grid of embodiment of the utility model；
Fig. 2 is the amplification stereogram of the contact of existing Grafting type earth lattice；
Fig. 3 is the vertical view and front view of the U-shaped plug-in unit in Fig. 2；
Fig. 4 is the front view and vertical view of the connection piece in Fig. 2；
Fig. 5 is the amplification stereogram of the contact in the circle I in Fig. 1；
Fig. 6 is the schematic diagram of the U-shaped plug-in unit in Fig. 5；
Fig. 7 to Fig. 8 shows the vertical view of the geotechnical grid of other embodiment according to the present utility model.
Specific implementation mode
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 reference numeral indicates identical or similar part and feature.Each attached drawing only shows
Design and the principle for illustrating to meaning property each embodiment of the utility model, might not show each reality of the utility model
The specific size and its ratio for applying mode, the specific part in specific attached drawing or figure may be illustrated by the way of exaggeration
The correlative detail or structure of each embodiment of the utility model.
Fig. 1 shows the geotechnical grid 100 of first embodiment according to the present utility model.Geotechnical grid 100 is by a plurality of
Rib tape is constituted, that is, the first rib tape 111, the second rib tape 112, third rib tape 113, the 4th rib tape 114, the 5th rib tape the 115, the 6th
The compositions such as rib tape 116, the 7th rib tape 117 and the 8th rib tape 118, two adjacent rib tape in a plurality of rib tape are in each junction
It is connected to each other to form the reticular structure with multiple cells 101.For example, two the first adjacent muscle in a plurality of rib tape
Band 111, the second rib tape 112 are connected to each other at contact 201,202,203,204,205,206,207 respectively.In a plurality of rib tape
The second adjacent rib tape 112 of two other, third rib tape 113 are respectively in 301,302,303,304,305,306,307 and of contact
It is connected to each other at 308.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
The quantity and spacing of the contact of the quantity of rib tape and adjacent rib tape are without being limited thereto, but can be changed according to concrete application.
Rib tape is preferably made up of PP (polypropylene) material of stretching, but manufacture material and manufacturing method are not limited to
This.Rib tape can also be made of PET (polyethylene terephthalate) materials or other high molecular polymer sheet materials.Except stretching
Except, rib tape can also be formed by extrusion molded by.
It is connected to each other by U-shaped plug-in unit grafting in two rib tape of each junction of geotechnical grid.Specifically, U-shaped is inserted
The joint-cutting that part is alternately passed through in rib tape make two legs of rib tape and U-shaped plug-in unit at joint-cutting in horizontal direction and
The configuration of braiding is formed in vertical direction each other.
Fig. 2 shows the amplification stereograms of the junction of existing Grafting type earth lattice.In the first adjacent rib tape 1 and
Junction between two rib tape 2 is formed with and extends along the longitudinal direction of the first rib tape 1 and the second rib tape 2 and cut through the first muscle
With 1 and second rib tape 2 four joint-cuttings, that is, the first joint-cutting 11, the second joint-cutting 12, third joint-cutting 13, the 4th joint-cutting 14.This four
Joint-cutting is parallel to each other and is equally spaced along the short transverse of the first rib tape 1 and the second rib tape 2.Two of U-shaped plug-in unit 3
Leg alternately passes through this four joint-cuttings successively respectively.Specifically, as shown in Fig. 2, the first leg 31 from second of U-shaped plug-in unit 3
2 side of rib tape passes through the first joint-cutting 11, the second leg 32 of U-shaped plug-in unit 3 to pass through the first joint-cutting 11 from 1 side of the first rib tape.Then, U
First leg 31 of shape plug-in unit 3 passes through the second joint-cutting 12 from 1 side of the first rib tape, and the second leg 32 of U-shaped plug-in unit 3 is from the second rib tape
2 sides pass through the second joint-cutting 12.The first leg 31 and the second leg 32 of U-shaped plug-in unit sequentially pass through other and cut in a similar fashion
Seam.The part for being located at 11 top of the first joint-cutting of the first rib tape 1 and the second rib tape 2 is located at the first leg of U-shaped plug-in unit 3 as a result,
31 rear and the front for being located at the second leg 32；First rib tape 1 and the second rib tape 2 are located at the first joint-cutting 11 and the second joint-cutting
Part between 12 is located at the front of the first leg 31 of U-shaped plug-in unit 3 and the rear positioned at the second leg 32；First rib tape, 1 He
The part between the second joint-cutting 12 and third joint-cutting 13 of second rib tape 2 is located at the rear of the first leg 31 of U-shaped plug-in unit 3
And positioned at the front of the second leg 32；First rib tape 1 and the second rib tape 2 between third joint-cutting 13 and the 4th joint-cutting 14
Part is located at the front of the first leg 31 of U-shaped plug-in unit 3 and the rear positioned at the second leg 32；First rib tape 1 and the second rib tape 2
The part for being located at the lower section of the 4th joint-cutting 14 be located at U-shaped plug-in unit 3 the first leg 31 rear and before being located at the second leg 32
Side.
The end that the slave rib tape of first leg 31 of U-shaped plug-in unit 3 and the second leg 32 is stretched out is provided with connection piece 4, with
Prevent U-shaped plug-in unit 3 from falling off from rib tape 1 and rib tape 2.Fig. 3 shows that the vertical view and front view of U-shaped plug-in unit 3, Fig. 4 show one
The vertical view and front view of the connection piece 4 of kind form.As shown in figure 3, in the first leg 31 of U-shaped plug-in unit 3 and the second leg 32
End is respectively formed with card slot 311,312.As shown in figure 4, connection piece 4 substantially be in 8-shaped, connection piece 4 formed there are two through-hole O1,
O2.The diameter approximately equal of the diameter of through-hole O1, O2 and the first leg 31 of U-shaped plug-in unit 3, the second leg 32.In U-shaped plug-in unit 3
After being inserted into the joint-cutting of rib tape 1, the junction of rib tape 2, by connection piece 4 installation to the first leg 31 and the second leg 32 of U-shaped plug-in unit 3
On card slot 311,312 in, to prevent U-shaped plug-in unit 3 from falling off from rib tape.
However, the leg of U-shaped plug-in unit 3 with connection piece 4 still be able to it is pivotably movable with respect each other.Therefore the process stretched in rib tape
In, the leg of U-shaped plug-in unit 3 is easy mutual dislocation, to cause rib tape discontinuity.In some cases, for example, carrying
During, connection piece 4 may be split away off from U-shaped plug-in unit 3, to play the work for preventing U-shaped plug-in unit 3 from falling off from rib tape
With.In addition, as described above, joining the diameter approximately equal of the diameter of the through-hole of piece 4 and the leg of U-shaped plug-in unit 3.Join the logical of piece 4
The diameter in hole cannot be excessive, otherwise can not play the role of preventing U-shaped plug-in unit from falling off.This so that will join the installation of piece 4 to U-shaped inserts
Difficulty on the leg of part is relatively large, and installation speed is slower, or even damages U-shaped plug-in unit and/or connection piece during the installation process, leads
Cause the failure rate of geotechnical grid production higher.Therefore, this geotechnical grid is still further improved.
For this purpose, in the geotechnical grid of the utility model, improved regarding to the issue above.Inventor has found, passes through
The end of two legs of the U-shaped plug-in unit of each junction of Grafting type earth lattice is welded together, can preferably be solved
State problem.On the one hand, can preferably prevent U-shaped plug-in unit from falling off from rib tape, on the other hand, additionally it is possible to avoid using connection piece and by
This is avoided due to a series of problems caused by setting connection piece.In addition it is possible to improve the intensity of rib tape junction, and make
The tensile strength of rib tape and the tensile strength consistency of contact are preferable.
Fig. 5 shows the amplification stereogram of the contact of the geotechnical grid 100 of first embodiment according to the present utility model,
That is, the enlarged drawing of part shown in circle I in Fig. 1.As shown in figure 5, adjacent the first rib tape 111 and the second rib tape 112 it
Between junction, be formed with along the longitudinal direction of the first rib tape 111 and the second rib tape 112 extend and cut through the first rib tape 111
With a plurality of joint-cutting of the second rib tape 112, that is, the first joint-cutting S1, the second joint-cutting S2, third joint-cutting S3, the 4th joint-cutting S4.This four
Joint-cutting is parallel to each other and is equally spaced along the short transverse of the first rib tape 111 and the second rib tape 112.It is retouched with reference to Fig. 2
The U-shaped plug-in unit 3 stated is similar, and the first leg 131, the second leg 132 of U-shaped plug-in unit 130 alternately pass through this four successively respectively
Joint-cutting.It should be appreciated by those skilled in the art that the quantity of joint-cutting is not limited to this, can increase or decrease as needed；Joint-cutting
Length and have no special requirements, as long as convenient for U-shaped plug-in unit grafting.Herein, U-shaped plug-in unit 130 is steelwork.Alternatively
Ground, U-shaped plug-in unit 130 can also be made of other materials, as long as can meet the tensioning intensity needed for junction.
As shown in figure 5, by U-shaped plug-in unit 130 be inserted into the first rib tape 111, joint-cutting S1, S2 in the second rib tape 112, S3,
After S4, the end of the first leg 131 of U-shaped plug-in unit 130, the second leg 132 is welded together.By this set, one
Aspect can prevent U-shaped plug-in unit 130 from falling off from rib tape, on the other hand, it is not necessary that connection piece 4 is arranged, so as to avoid such as institute above
The a series of problems generated due to setting connection piece stated.
Inventor carries out the intensity of the junction of contact shown in Fig. 2 and geotechnical grid according to the present utility model
Contrast test.Inventor has found, compared with the scheme that connection piece is arranged in the end of U-shaped plug-in unit, by by two legs of U-shaped plug-in unit
The end in portion welds together so that the tensile strength of contact improves 20%~30%, and the tensile strength of rib tape with connect
The tensile strength of point is more consistent, to improve the overall performance of geotechnical grid.
Fig. 6 shows the schematic diagram of U-shaped plug-in unit 130.As shown in fig. 6, the first leg 131 of U-shaped plug-in unit 130 and the second leg
Portion 132 is drawn close toward each other, and end by solder bond together.It can be by the first leg of U-shaped plug-in unit 130
131 and second leg 132 be inserted into joint-cutting S1, S2, S3, S4 during, do not make the first leg 131 and the second leg 132 each other not
It is parallelly close, and preferably, after being pierced by from the last item joint-cutting, the end of the first leg 131 and the second leg 132 that
This intersection or contact.Alternatively, it is possible to before U-shaped plug-in unit 130 is inserted into joint-cutting, make the first leg 131 and the second leg
132 is each other not parallelly close.
The end of first leg 131 and the second leg 132 can be welded together by any suitable welding method, only
The temperature in welding process is wanted not damaged to rib tape.That is, the welding process should not make rib tape local melting or molten
It is disconnected.For example, the end of the first leg 131 and the second leg 132 can be welded together by melt welding method, it is preferable that
Welded together by method for laser welding.Alternatively, the end of the first leg 131 and the second leg 132 can pass through pressure
Power welding method welds together, such as is welded together by welding methods such as spot welding, butt welding.
Preferably, each contact of geotechnical grid 100 can be covered with colloid.Colloid covers the every of the adjacent rib tape of junction
A side, joint-cutting, and cover at least part of U-shaped plug-in unit.By this set, it can prevent joint-cutting from tearing, enhancing connects
Point place intensity, and can also avoid the soil body from joint-cutting leak, and protect U-shaped plug-in unit 130 from humidity the soil body influence,
It prevents from getting rusty, corrode.
The geotechnical grid of first embodiment according to the present utility model illustrated above.In this embodiment, geotechnological
Each cell of cell compartment 100 it is square perpendicular to the section of short transverse.However, being not limited to according to the utility model
This.For example, each unit lattice of geotechnical grid can rectangular, diamond shape, other parallel four sides perpendicular to the section of short transverse
Shape, triangle etc..Fig. 7 and Fig. 8 shows the other embodiment of geotechnical grid.
Fig. 7 shows that the vertical view of geotechnical grid 200 according to the present utility model, Fig. 8 are shown by according to this practicality
The vertical view of novel geotechnical grid 300, geotechnical grid 200, the structure of geotechnical grid 300 are substantially similar, differ only in soil
Angle between the rib tape for surrounding each cell of work cell compartment is different.In geotechnical grid 200, shown in the circle II of Fig. 7
Junction, adjacent three rib tape 21,22,23 are in alignment with each other, and are formed with along the longitudinal direction side of this three rib tape 21,22,23
To a plurality of joint-cutting for extending and cutting through this three rib tape.It is alternately cut successively across these respectively two legs of U-shaped plug-in unit
Seam.Two legs of U-shaped plug-in unit after these joint-cuttings, end by solder bond together.Geotechnical grid 300
The connection of junction between adjacent rib tape is similar with geotechnical grid 200.The shape of the cell of geotechnical grid 200 shown in Fig. 7
Shape is in substantially isosceles right triangle, and the shape of the cell of geotechnical grid shown in Fig. 8 300 is substantially in equilateral triangle.
Geotechnical grid 200, the structure of geotechnical grid 300 and the structure of geotechnical grid 100 are substantially similar, in each contact
Place, U-shaped plug-in unit is plugged in the joint-cutting in rib tape, and the end of two legs of U-shaped plug-in unit by solder bond together,
It differs only in, the shape perpendicular to the section of short transverse of each cell is different, is thus aligned simultaneously in each junction
Pass through the quantity difference for the rib tape that U-shaped plug-in unit is plugged in together.In geotechnical grid 200 and geotechnical grid 300, cell is substantially
Triangular in shape, in each junction, three rib tape are plugged in together by U-shaped plug-in unit.In geotechnical grid 100, cell is big
Body is square, and in each junction, two rib tape are plugged in together by U-shaped plug-in unit.
Here, the illustrative embodiments of the utility model have already been described in detail, it should be understood that, this practicality is new
The specific implementation mode 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 here can be by structure equivalent in other technologies
Part replaces.
Claims (8)
1. a kind of geotechnical grid, including a plurality of rib tape, a plurality of rib tape forms multiple lists by being connected to each other in junction
First lattice,
It is characterized in that, in each junction, two or more adjacent rib tape in a plurality of rib tape are by U-shaped plug-in unit
It is plugged in together each other, the end of two legs of the U-shaped plug-in unit is welded together by fusion welding or Pressure Welding.
2. geotechnical grid according to claim 1, which is characterized in that two in each junction, a plurality of rib tape
The adjacent rib tape of item or more item is directed at and is formed with the joint-cutting for penetrating two or more adjacent rib tape, and the joint-cutting is along institute
The longitudinal direction for stating two or more adjacent rib tape extends, also, two legs of the U-shaped plug-in unit alternately pass through successively
Two or more described adjacent rib tape are plugged in together by the joint-cutting.
3. geotechnical grid according to claim 2, which is characterized in that two legs of the U-shaped plug-in unit are described in insertion
It is toward each other not parallelly close during in joint-cutting.
4. geotechnical grid according to claim 2, which is characterized in that two legs of the U-shaped plug-in unit are described in insertion
It is toward each other not parallelly close before joint-cutting.
5. geotechnical grid according to claim 1, which is characterized in that the end of two legs of the U-shaped plug-in unit passes through
Laser Welding and weld together.
6. geotechnical grid according to claim 1, which is characterized in that the end of two legs of the U-shaped plug-in unit passes through
Spot welding or butt welding and weld together.
7. according to the geotechnical grid described in any one of claim 1-4, which is characterized in that each contact is covered by colloid.
8. according to the geotechnical grid described in any one of claim 1-4, which is characterized in that the cell along the rib tape
Short transverse section in any shape in following shape：Triangle, square, rectangle or diamond shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820121885.4U CN208055781U (en) | 2018-01-24 | 2018-01-24 | A kind of geotechnical grid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820121885.4U CN208055781U (en) | 2018-01-24 | 2018-01-24 | A kind of geotechnical grid |
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| Publication Number | Publication Date |
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| CN208055781U true CN208055781U (en) | 2018-11-06 |
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| CN201820121885.4U Active CN208055781U (en) | 2018-01-24 | 2018-01-24 | A kind of geotechnical grid |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109440758A (en) * | 2018-12-10 | 2019-03-08 | 兰州德科工程材料有限公司 | A kind of geotechnical grid and its manufacturing method |
| RU198911U1 (en) * | 2019-09-25 | 2020-08-03 | Общество С Ограниченной Ответственностью Завод "Славрос" | Reinforced geogrid with holes |
-
2018
- 2018-01-24 CN CN201820121885.4U patent/CN208055781U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109440758A (en) * | 2018-12-10 | 2019-03-08 | 兰州德科工程材料有限公司 | A kind of geotechnical grid and its manufacturing method |
| RU198911U1 (en) * | 2019-09-25 | 2020-08-03 | Общество С Ограниченной Ответственностью Завод "Славрос" | Reinforced geogrid with holes |
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