CN204898638U - Compound geotechnological cloth of grid based on keep earth - Google Patents
Compound geotechnological cloth of grid based on keep earth Download PDFInfo
- Publication number
- CN204898638U CN204898638U CN201520380118.1U CN201520380118U CN204898638U CN 204898638 U CN204898638 U CN 204898638U CN 201520380118 U CN201520380118 U CN 201520380118U CN 204898638 U CN204898638 U CN 204898638U
- Authority
- CN
- China
- Prior art keywords
- grid
- geo
- woven geotextile
- earth
- keeping
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000004744 fabric Substances 0.000 title abstract 5
- 150000001875 compounds Chemical class 0.000 title abstract 3
- 238000002844 melting Methods 0.000 claims abstract description 17
- 230000008018 melting Effects 0.000 claims abstract description 17
- 239000004746 geotextile Substances 0.000 claims description 81
- 239000002131 composite material Substances 0.000 claims description 23
- 238000003825 pressing Methods 0.000 claims description 8
- 238000001467 acupuncture Methods 0.000 claims description 7
- 239000004743 Polypropylene Substances 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 4
- 229920000728 polyester Polymers 0.000 claims description 4
- 229920001155 polypropylene Polymers 0.000 claims description 4
- 239000011159 matrix material Substances 0.000 claims description 3
- -1 polypropylene Polymers 0.000 claims description 3
- 238000012545 processing Methods 0.000 abstract description 5
- 230000001629 suppression Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000002787 reinforcement Effects 0.000 description 4
- 238000005098 hot rolling Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000012752 auxiliary agent Substances 0.000 description 1
- 239000013590 bulk material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 239000005026 oriented polypropylene Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000004162 soil erosion Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
Landscapes
- Revetment (AREA)
Abstract
The utility model provides a compound geotechnological cloth of grid based on keep earth, include geogrid (2) that set up to the base member, set up to coupleing through melting suppression mode and be used for keeping the nonwoven geotechnique cloth (1) of processing to earth with geogrid (2), the intensity that keeps the compound geotechnological cloth of grid through geogrid (2), filter and keep apart the processing earth through nonwoven geotechnique's cloth (1), the realization is to the holding action of earth, no longer only use geogrid (2), consequently, the enhancement intensity to ground and engineering has been improved.
Description
One, technical field
The utility model relates to a kind of grid composite geotext ile, especially a kind of grid composite geotext ile based on keeping earth.
Two, background technology
Geo-grid and geotextiles are widely used in the ground such as highway, railway and strengthen, also by widely in riverbank, the protection of hillside, roadside, the engineering such as dykes and dams enhancing.Therefore grid composite geotext ile is a kind of important capital construction parts, and in existing grid composite geotext ile, the steadiness of geo-grid to earth is poor, but geotextiles has the effect of firm earth but insufficient strength.Not only simple use geo-grid and geotextiles can not meet to be avoided soil erosion but also reinforces coming to requirement.
Three, utility model content
In order to overcome above-mentioned technical disadvantages, the purpose of this utility model is to provide a kind of grid composite geotext ile based on keeping earth, therefore improves the reinforcement intensity to ground and engineering.
For achieving the above object, the technical scheme that the utility model is taked is: include be set to matrix geo-grid, be set to be connected by melting pressing mode with geo-grid and for keeping the non-woven geotextile processed to earth.
Owing to devising geo-grid and non-woven geotextile, the intensity of grid composite geotext ile is kept by geo-grid, by non-woven geotextile, earth is filtered and isolation processing, realize the maintenance effect to earth, no longer only use geo-grid, therefore improve the reinforcement intensity to ground and engineering.
The utility model devises, according to carrying out earth keeping the mode of process that geo-grid and non-woven geotextile are coupled to each other.
The utility model devises, and non-woven geotextile is arranged in geo-grid and geo-grid is placed through pressure roller melting pressing mode connects with non-woven geotextile.
The utility model devises, and geo-grid is set to direction earthwork grille and non-woven geotextile is set to long filament acupuncture nonwoven geotextiles.
The utility model devises, and geo-grid is placed through the polypropylene direction earthwork grille of horizontal and vertical stretching mode.
The utility model devises, and non-woven geotextile is set to the non-woven polyester geotextiles of long filament acupuncture.
The utility model devises, and geo-grid is set to extend distribution along the horizontal and vertical direction of non-woven geotextile.
The utility model devises, and the melting thickness of geo-grid and non-woven geotextile is set to 0.5 ~ 3mm.
The utility model devises, and the ratio setting of the thickness of geo-grid and the thickness of non-woven geotextile is 1.2-1.5:1.
In the technical program, the two-way grille that geo-grid adopts two-way (laterally, longitudinally) oriented polypropylene to make.Polypropylene bulk material and auxiliary agent add high mixing in pot and mix, and incorporation time is 10-25min, melt extrudes through single screw extrusion machine, and three-roller calendar compressing tablet becomes sheet material.By punching, longitudinal direction, cross directional stretch is shaping makes direction earthwork grille.Because the intensity of geo-grid is high, rigidity is large, can improve the intensity of ground surface material comprehensively, changes the stress distribution of ground surface material, improves the performance of earthwork composite material.And according to engineering actual demand, the direction earthwork grille of varying strength can be prepared.
In the technical program, non-woven geotextile adopts PFY needle punched non-woven fabrics.Polyester material melt extrudes through single screw extrusion machine, and high velocity air drawing-off forms continuous filament yarn, is laid to net through wire oscillator, and acupuncture forms non-woven geotextile.Non-woven geotextile has the advantages such as, acid-alkali-corrosive-resisting strong, high temperature resistant with road surface associativity; And intensity is low, elongation per unit length is high, can produce moderate finite deformation and do not destroy under load effect.And according to engineering actual demand, the non-woven geotextile of different grammes per square metre can be selected.
Technique effect of the present utility model is: adopt grid composite geotext ile described in the utility model, geotextiles can be given full play to and the advantage such as road surface associativity is strong, high temperature resistant, acid-alkali-corrosive-resisting, the advantage that direction earthwork grille intensity is high, reinforcement strengthens surface layer can be played again.Prepare through hot-rolling pressing that grid composite geotext ile preparation method is simple, energy consumption is low, material property is high, cost is low.The grid composite geotext ile structure prepared is simple, and intensity is large, and application is wide, and the life-span is long.
In the technical program, carry out keeping the geo-grid of process and non-woven geotextile to be important technical characteristic to earth, in the technical field of the grid composite geotext ile based on maintenance earth, have novelty, creativeness and practicality, the term in the technical program is all to make an explanation with patent document in the art and to understand.
Four, accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is schematic diagram of the present utility model.
Five, detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Fig. 1 is first embodiment of the present utility model, illustrate the present embodiment by reference to the accompanying drawings, include geo-grid 2 and non-woven geotextile 1, non-woven geotextile 1 is arranged in geo-grid 2 and geo-grid 2 is placed through pressure roller melting pressing mode connects with non-woven geotextile 1.
In the present embodiment, geo-grid 2 is set to direction earthwork grille and non-woven geotextile 1 is set to long filament acupuncture nonwoven geotextiles.
In the present embodiment, geo-grid 2 is placed through the polypropylene direction earthwork grille of horizontal and vertical stretching mode.
In the present embodiment, non-woven geotextile 1 is set to the non-woven polyester geotextiles of long filament acupuncture.
In the present embodiment, geo-grid 2 is set to extend distribution along the horizontal and vertical direction of non-woven geotextile 1.
In the present embodiment, the melting thickness of geo-grid 2 and non-woven geotextile 1 is set to 0.5mm.
In the present embodiment, the ratio setting of the thickness of geo-grid 2 and the thickness of non-woven geotextile 1 is 1.2:1.
Geo-grid 2 is put between two pressure rollers, a pressure roller is heated, the heat roller temperature in pressure roller is made to be 160 DEG C ~ 240 DEG C, and preheating 30-60min need be shifted to an earlier date, when geo-grid 2 is by hot-rolling, the hauling speed of geo-grid 2 is made to be 1-20m/min, make geo-grid 2 thermally equivalent melting on hot-rolling, and melting thickness remains on 0.5 ~ 3mm, through calender, geo-grid 2 and non-woven geotextile 1 are pressed into grid composite geotext ile again, non-woven geotextile 1 will be consistent with the hauling speed of geo-grid 2, ensure that the geo-grid 2 after one side melting is evenly suppressed on non-woven geotextile.
Second embodiment of the present utility model, the melting thickness of geo-grid 2 and non-woven geotextile 1 is set to 3mm; The ratio setting of the thickness of geo-grid 2 and the thickness of non-woven geotextile 1 is 1.5:1.
3rd embodiment of the present utility model, the melting thickness of geo-grid 2 and non-woven geotextile 1 is set to 1.75mm; The ratio setting of the thickness of geo-grid 2 and the thickness of non-woven geotextile 1 is 1.35:1.
4th embodiment of the present utility model, the melting thickness of geo-grid 2 and non-woven geotextile 1 is set to 0.8mm; The ratio setting of the thickness of geo-grid 2 and the thickness of non-woven geotextile 1 is 1.46:1.
The utility model has lower feature:
1, owing to devising geo-grid 2 and non-woven geotextile 1, the intensity of grid composite geotext ile is kept by geo-grid 2, filtered and isolation processing by non-woven geotextile 1 pair of earth, realize the maintenance effect to earth, no longer only use geo-grid 2, therefore improve the reinforcement intensity to ground and engineering.
2, owing to devising geo-grid 2 and non-woven geotextile 1, improve the bonding strength between geo-grid 2 and non-woven geotextile 1.
3, owing to devising geo-grid 2 and non-woven geotextile 1, by melting pressing mode, the connection area between geo-grid 2 and non-woven geotextile 1 is increased.
4, owing to devising, the restriction of number range has been carried out to planform, number range is made to be technical characteristic in the technical solution of the utility model, be not by formulae discovery or tested the technical characteristic drawn by limited number of time, test shows that the technical characteristic of this number range achieves good technique effect.
5, owing to devising technical characteristic of the present utility model, in the effect of the set separately and each other of technical characteristic, by test show, property indices of the present utility model be existing property indices be at least 1.7 times, by assessment there is good market value.
The technical characteristic connected with the geo-grid 2 of carrying out earth keeping processing and non-woven geotextile 1 also having other is all one of embodiment of the present utility model, and each technical characteristic of the above embodiment can combine arbitrarily, for meeting the requirement of Patent Law, patent regulation and guidelines for examination, no longer the embodiment of all possible combination of each technical characteristic in above-described embodiment is all described.
Therefore based on keeping in the grid composite geotext ile technical field of earth, every include be set to matrix geo-grid 2, be set to be connected by melting pressing mode with geo-grid 2 and for keeping the technology contents of the non-woven geotextile 1 processed all in protection domain of the present utility model to earth.
Claims (8)
1., based on keeping the grid composite geotext ile of earth, it is characterized in that: include be set to matrix geo-grid (2), be set to be connected by melting pressing mode with geo-grid (2) and for keeping the non-woven geotextile (1) processed to earth.
2. according to claim 1 based on keeping the grid composite geotext ile of earth, it is characterized in that: non-woven geotextile (1) is arranged on that geo-grid (2) is upper and geo-grid (2) is placed through pressure roller melting pressing mode connects with non-woven geotextile (1).
3. the grid composite geotext ile based on keeping earth according to claim 2, is characterized in that: geo-grid (2) is set to direction earthwork grille and non-woven geotextile (1) is set to long filament acupuncture nonwoven geotextiles.
4. the grid composite geotext ile based on keeping earth according to claim 2, is characterized in that: geo-grid (2) is placed through the polypropylene direction earthwork grille of horizontal and vertical stretching mode.
5. the grid composite geotext ile based on keeping earth according to claim 2, is characterized in that: non-woven geotextile (1) is set to the non-woven polyester geotextiles of long filament acupuncture.
6. the grid composite geotext ile based on keeping earth according to claim 2, is characterized in that: geo-grid (2) is set to extend distribution along the horizontal and vertical direction of non-woven geotextile (1).
7. the grid composite geotext ile based on keeping earth according to claim 2, is characterized in that: the melting thickness of geo-grid (2) and non-woven geotextile (1) is set to 0.5 ~ 3mm.
8. the grid composite geotext ile based on keeping earth according to claim 2, is characterized in that: the ratio setting of the thickness of the thickness of geo-grid 2 and non-woven geotextile (1) is 1.2-1.5:1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520380118.1U CN204898638U (en) | 2015-06-05 | 2015-06-05 | Compound geotechnological cloth of grid based on keep earth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520380118.1U CN204898638U (en) | 2015-06-05 | 2015-06-05 | Compound geotechnological cloth of grid based on keep earth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204898638U true CN204898638U (en) | 2015-12-23 |
Family
ID=54920827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520380118.1U Active CN204898638U (en) | 2015-06-05 | 2015-06-05 | Compound geotechnological cloth of grid based on keep earth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204898638U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108824411A (en) * | 2018-07-06 | 2018-11-16 | 江苏海川新材料科技有限公司 | A kind of compound building cloth of high-strength polyester fibers grid |
| CN109837884A (en) * | 2019-03-04 | 2019-06-04 | 湖南大学 | A kind of composite construction and preparation method thereof having both drainage and enhance the heavy ability of bending resistance |
-
2015
- 2015-06-05 CN CN201520380118.1U patent/CN204898638U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108824411A (en) * | 2018-07-06 | 2018-11-16 | 江苏海川新材料科技有限公司 | A kind of compound building cloth of high-strength polyester fibers grid |
| CN109837884A (en) * | 2019-03-04 | 2019-06-04 | 湖南大学 | A kind of composite construction and preparation method thereof having both drainage and enhance the heavy ability of bending resistance |
| CN109837884B (en) * | 2019-03-04 | 2020-11-03 | 湖南大学 | Composite structure with water filtering and deflection resistance enhancing functions and manufacturing method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101338543A (en) | Substrate for floorings such as, for instance, synthetic grass turf, corresponding synthetic grass turf and methods of manufacture | |
| DE2431871A1 (en) | ELASTIC MATS, METHOD AND DEVICE FOR THEIR PRODUCTION | |
| CN204898638U (en) | Compound geotechnological cloth of grid based on keep earth | |
| CN203247477U (en) | Warp knitted geogrid | |
| DE3926991A1 (en) | GEOTEXTIL FOR REINFORCING ASPHALT LAYERS | |
| CN203498820U (en) | Three-dimensional composite plastic drain board | |
| CN104630986A (en) | Polyester base material and preparation method thereof | |
| CN106968051A (en) | The preparation method of polypropylene geotextile composite drainage network with anti-filter drain function | |
| CN103243482A (en) | High-strength non-woven fabric | |
| CN107268575A (en) | A kind of anti-skidding composite earthwork cloth | |
| CN104191741A (en) | Compound geotechnical cloth | |
| Lin et al. | Manufacture technology of novel reinforcing composite geotextile made of recycled nonwoven selvages | |
| CN103556559B (en) | Manufacturing method of non-woven fabric contained asphalt module for road repairing and product | |
| CN204367525U (en) | A kind of Geotechnical Engineering high strength strengthens geotextiles | |
| CN203331508U (en) | High-intensity combination geotextile | |
| RU127382U1 (en) | REINFORCING GEOCOMPOSITE MATERIAL | |
| CN205711587U (en) | A kind of high-grade roadbed specific complex earth working material | |
| CN108385272A (en) | A kind of high intensity plant growing protection slope geotextiles of sandwich structure and preparation method thereof | |
| CN207176661U (en) | Grid composite geotext ile | |
| CN201924335U (en) | High-strength composite fiber geogrid | |
| CN109837912B (en) | Geocell and application thereof in slope surface greening | |
| CN208668193U (en) | Grid composite geotext ile | |
| CN203713184U (en) | Non-woven silk-weaving composite geotextile | |
| CN207789910U (en) | A kind of bank protection face layer that chopped fiber needle-punched geotextiles are compound with two-way plastic TGXG | |
| CN202187332U (en) | Triangular mesh grid |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Compound geotechnological cloth of grid based on keep earth Effective date of registration: 20200428 Granted publication date: 20151223 Pledgee: Bank of Tai'an Limited by Share Ltd. Pledgor: TAIAN MODERN PLASTIC Co.,Ltd. Registration number: Y2020980001866 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210423 Granted publication date: 20151223 Pledgee: Bank of Tai'an Limited by Share Ltd. Pledgor: TAIAN MODERN PLASTIC Co.,Ltd. Registration number: Y2020980001866 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Grid composite geotextile based on retaining soil Effective date of registration: 20230228 Granted publication date: 20151223 Pledgee: Taixi sub branch of Taian Bank Co.,Ltd. Pledgor: TAIAN MODERN PLASTIC Co.,Ltd. Registration number: Y2023980033684 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20151223 Pledgee: Taixi sub branch of Taian Bank Co.,Ltd. Pledgor: TAIAN MODERN PLASTIC Co.,Ltd. Registration number: Y2023980033684 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |