CN109339022A - A kind of manufacturing method of geogrid with drainage function - Google Patents
A kind of manufacturing method of geogrid with drainage function Download PDFInfo
- Publication number
- CN109339022A CN109339022A CN201811150363.8A CN201811150363A CN109339022A CN 109339022 A CN109339022 A CN 109339022A CN 201811150363 A CN201811150363 A CN 201811150363A CN 109339022 A CN109339022 A CN 109339022A
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- Prior art keywords
- reinforced bar
- bar net
- longitudinal
- grid
- rib
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 41
- 238000003466 welding Methods 0.000 claims abstract description 15
- 238000002844 melting Methods 0.000 claims abstract description 10
- 230000008018 melting Effects 0.000 claims abstract description 10
- 229920002678 cellulose Polymers 0.000 claims description 17
- 239000001913 cellulose Substances 0.000 claims description 17
- 229920000742 Cotton Polymers 0.000 claims description 10
- 239000004746 geotextile Substances 0.000 claims description 10
- 239000012528 membrane Substances 0.000 claims description 9
- 230000002787 reinforcement Effects 0.000 claims description 8
- NOQGZXFMHARMLW-UHFFFAOYSA-N Daminozide Chemical group CN(C)NC(=O)CCC(O)=O NOQGZXFMHARMLW-UHFFFAOYSA-N 0.000 claims description 6
- 238000005516 engineering process Methods 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 2
- 239000003292 glue Substances 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 239000002689 soil Substances 0.000 abstract description 18
- 239000011148 porous material Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 description 6
- 238000007599 discharging Methods 0.000 description 5
- 239000000835 fiber Substances 0.000 description 5
- 239000004698 Polyethylene Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 229920000573 polyethylene Polymers 0.000 description 4
- 239000000945 filler Substances 0.000 description 3
- 229920001903 high density polyethylene Polymers 0.000 description 3
- 239000004700 high-density polyethylene Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- -1 polyethylene Polymers 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 239000004745 nonwoven fabric Substances 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 102000010637 Aquaporins Human genes 0.000 description 1
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000004049 embossing Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/005—Soil-conditioning by mixing with fibrous materials, filaments, open mesh or the like
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0084—Geogrids
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Agronomy & Crop Science (AREA)
- Environmental & Geological Engineering (AREA)
- Soil Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention patent relates to a kind of production method with drain function TGXG, this TGXG is made of grid cross rib, grid longitudinal rib and longitudinal drainage band；Grid cross rib and longitudinal rib are Soil test；Grid cross rib is inserted perpendicularly into hole of the longitudinal drainage with side, and is bonded in intersection melting welding；Grid longitudinal rib is laid on longitudinal drainage band two sides, and welds at square crossing position with grid cross rib；Longitudinal drainage is respectively the fastener and fixings of buckle structure with both ends, for realizing the splicing of muti-piece drainage geogrid longitudinal drainage band.The present invention can not only the operative constraint soil body, reduce the deformation of the soil body, moreover it is possible to reduce soil in pore water pressure, accelerate soil solidifying, enhance soil strength, can be applied to roadbed and barricade engineering.
Description
Technical field
The present invention relates to a kind of Earthworking reinforced bar material and preparation method thereof, belongs to the draining of roadbed and barricade and reinforce and lead
Domain.
Technical background
In Reinforced Material with Clay Engineering when using cohesive soil as filler, after surface water or Groundwater infiltration filler, viscosity
Water in soil can not be discharged in time, this can reduce the effect of contraction of cohesive soil and reinforcement material, lead to reinforcing body reduced performance, into
And reduce the stability of earth structure.Therefore, performance of the cohesive soil as the earth structure of filler is improved, it is necessary to adopt
With good draining and reinforcement facility.At present it has been proposed that plastic draining board level to be laid in roadbed to the row for improving roadbed
Water effect, but there is following two in such way.First, plastic draining board is easy to be pressed during compacted subgrade
It is bad, and then influence its drainage effect；Second, plastic draining board cannot play reinforced action.Therefore, for using cohesive soil to fill
Roadbed and barrier wall structure, if can be even more ideal using if a kind of Earthworking reinforced bar material for having both reinforcement and drain function
, the bearing capacity and stability of roadbed and barrier wall structure on the one hand can be improved, the draining of cohesive soil on the other hand can be accelerated solid
Knot.
Summary of the invention
In view of the above shortcomings of the prior art, technical problem to be solved by the invention is to provide one kind to have draining
The TGXG of function not only has the function of excellent reinforcement but also has efficient drainage performance, can be applied to cohesive soil and fill out
The roadbed and barricade engineering built.
In order to solve the above-mentioned technical problem, the technical scheme adopted by the invention is that: with drain function TGXG
It is made of grid cross rib, grid longitudinal rib and longitudinal drainage band；Grid cross rib is inserted perpendicularly into hole of the longitudinal drainage with side, and
It is bonded in intersection melting welding；Grid longitudinal rib and grid cross rib weld at square crossing；
Longitudinal water band is by lower layer's reinforced bar net, drainage belt ribs, suction water cellulose, upper layer reinforced bar net, geotextiles
Filter membrane and water suction cotton pad composition；Upper layer reinforced bar net and lower layer's reinforced bar net are bonded in upper surface and the following table of drainage belt ribs respectively
Face, and in the support plate fixing groove of the vertical supporting plate insertion upper layer reinforced bar net of lower layer's reinforced bar net, suction water cellulose longitudinal direction cloth
It sets between upper layer reinforced bar net and lower layer's reinforced bar net, geotextiles filter membrane is covered on the appearance of upper layer reinforced bar net and lower layer's reinforced bar net
Face, water suction cotton pad is placed on longitudinal drainage band both ends, and is in contact with discharging water fiber end.
The grid cross rib and longitudinal rib are Soil test.
The upper layer reinforced bar net and lower layer's reinforced bar net cross section is designed as arc, the aperture of arch section surface, mesh ruler
Very little is (3~6) mm × (3~6) mm, wherein has vertical supporting plate on the inside of lower layer's reinforced bar net arch section, height is according to locating for
The height of position drainage belt determines, there is support plate fixing groove on the inside of upper layer reinforced bar net arch section, and groove size is according to erecting
It is determined to the size of support plate, ginseng is as shown in figure 3 and figure 4.
The drainage belt ribs side hole, end one end are that the fastener other end of buckle structure is then embedding
Firmware, it is shown in Figure 2.
A kind of production method with drain function TGXG, follows these steps to carry out: (referring to Fig. 5 institute
Show)
Step 1: assembled longitudinal drainage band
A) lower surface of drainage belt ribs is weldingly fixed on to two alar parts of lower layer's reinforced bar net using welding technology；
B) suction water cellulose is longitudinally laid with above lower layer's reinforced bar net；
C) upper layer reinforced bar net is covered above suction water cellulose；The vertical supporting plate of lower layer's reinforced bar net is set to be inserted into upper layer first
Then two alar parts of upper layer reinforced bar net are weldingly fixed on drainage belt branch using welding technology by the support plate fixing groove of reinforced bar net
The upper surface of stake rib；
D) one layer of geotextiles filter membrane is respectively covered in the outer surface of upper layer reinforced bar net and lower layer's reinforced bar net, and viscous using adhesive
Fixation is connect, then one layer of water suction cotton pad is respectively placed at longitudinal drainage band both ends, is in contact with discharging water fiber end, thus makes
Obtain longitudinal drainage band.
Step 2: completing the assembly of entire grid
A) position that grid longitudinal rib is marked first on grid cross rib, is then successively inserted perpendicularly into longitudinal row for grid cross rib
Hole of the water with side, and melting welding is adhesively fixed in intersection；
B) grid longitudinal rib is laid on the position that grid cross rib marks in advance, the two is viscous using melting welding at crossover location
It connects, a kind of TGXG with drain function is finally made.
The present invention has following technological merit:
1. the present invention is made of grid cross rib, grid longitudinal rib and longitudinal drainage band, wherein grid cross rib and longitudinal rib are soil
Work band not only has the function of excellent reinforcement, but also has efficient drainage performance.
2. being disposed with suction water cellulose inside longitudinal drainage band, wherein suction water cellulose is made of hydrophilic hygroscopic materials,
With a large amount of fine drainage channels, water is sucked out from soil for elder generation, and then the water of suction is discharged along its internal drainage channel
The soil body, therefore improve the discharging water efficiency of longitudinal drainage band.
3. longitudinal drainage band is fabricated to flat, its contact area with soil is increased, longitudinal drainage band is conducive to
Draining.
4. being evenly arranged with vertical supporting plate inside longitudinal drainage band, it is enough anti-not only to ensure that longitudinal drainage band has
Pressure energy power will not be subject to crushing during compacted subgrade, it is thus also avoided that its internal suction water cellulose is crushed, and then influences
Its discharging water effect.
5. being provided with buckle structure and water suction cotton pad at longitudinal drainage band both ends, it can easily connect muti-piece and drain geotechnological lattice
The longitudinal drainage band of grid, forms unobstructed drainage channel, therefore facilitate site operation, enhances the practical of drainage geogrid
Property.
Detailed description of the invention
Attached drawing 1 has the overall structure diagram of drain function TGXG.
The structural schematic diagram of 2 drainage belt ribs of attached drawing.
The structural schematic diagram of 3 lower layer's reinforced bar net of attached drawing.
The structural schematic diagram of 4 upper layer reinforced bar net of attached drawing.
Attached drawing 5 has the assembled procedure chart of drain function TGXG.
The cross-sectional view of 6 longitudinal drainage band of attached drawing.
The part description of main mark in figure: 1- grid cross rib, 2- grid longitudinal rib, 3- longitudinal drainage band, 4- lower layer reinforcement
Net, 5- drainage belt ribs, 6- suction water cellulose, the upper layer 7- reinforced bar net, 8- geotextiles filter membrane, 9- water suction cotton pad.
Specific implementation method:
The present invention is described in further details with specific implementation method with reference to the accompanying drawing:
One, grid cross rib and longitudinal rib are specially treated with high tensile steel wire (or other fibers), and polyethylene (PE), and add
Add other auxiliary agents, makes compound high-strength pulling-resisting band by squeezing out, and there is coarse embossing on surface；
Two, the production of drainage belt ribs, lower layer's reinforced bar net and upper layer reinforced bar net: raw material can select polyethylene
(PE), the thermoplastics such as high density polyethylene (HDPE) (HDPE) or polypropylene (PP), are first moulded thermoplasticity with injection molding machine of plastic
Material melting, then pressurization is injected in corresponding mold, and drainage belt ribs, lower layer's reinforced bar net and upper layer is made in last cooling and demolding
Reinforced bar net, referring to shown in Fig. 2, Fig. 3 and Fig. 4；
Three, the production of monolith grid
Step 1: assembled longitudinal drainage band
A) lower surface of drainage belt ribs is weldingly fixed on to two alar parts of lower layer's reinforced bar net using welding technology；
B) suction water cellulose is longitudinally laid with above lower layer's reinforced bar net, suction water cellulose can use 4DG nylon
Wicking fibers has multichannel cross section and biggish ratio using nylon and water suction additive as made of raw material
Surface area, the diameter of micro-channel is between 5.7-47.8 μm；
C) upper layer reinforced bar net is covered above suction water cellulose；The vertical supporting plate of lower layer's reinforced bar net is set to be inserted into upper layer first
Then two alar parts of upper layer reinforced bar net are weldingly fixed on drainage belt branch using welding technology by the support plate fixing groove of reinforced bar net
The upper surface of stake rib；D) one layer of geotextiles filter membrane is respectively covered in the outer surface of upper layer reinforced bar net and lower layer's reinforced bar net, and uses glue
Glutinous agent is adhesively fixed, and then respectively places one layer of water suction cotton pad at longitudinal drainage band both ends, is in contact with discharging water fiber end,
Thus longitudinal drainage band is made；Geotextiles filter membrane is using nonwovens geotechniques such as short fine geotextiles, long fine geotextiles, Singed non-woven fabrics
Cloth, the thickness for the cotton pad that absorbs water is between 3~5mm.
Step 2: completing the assembly of entire grid
A) position that grid longitudinal rib is marked first on grid cross rib, is then successively inserted perpendicularly into longitudinal row for grid cross rib
Hole of the water with side, and melting welding is adhesively fixed in intersection；
B) grid longitudinal rib is laid on the position that grid cross rib marks in advance, the two is viscous using melting welding at crossover location
It connects, a kind of TGXG with drain function is finally made.
Claims (4)
1. a kind of TGXG with drain function, which is characterized in that the TGXG with drain function is by lattice
Grid cross rib (1), grid longitudinal rib (2) and longitudinal drainage band (3) composition；Grid cross rib (1) is inserted perpendicularly into longitudinal drainage band (3) side
The hole in face, and be bonded in intersection melting welding；Grid longitudinal rib (2) and grid cross rib (1) are welded at square crossing；
The longitudinal drainage band (3) is by lower layer's reinforced bar net (4), drainage belt ribs (5), suction water cellulose (6), upper layer reinforcement
Net (7), geotextiles filter membrane (8) and water suction cotton pad (9) composition；Upper layer reinforced bar net (7) and lower layer's reinforced bar net (4) row of being bonded in respectively
Upper and lower surfaces of the water with ribs (5), and the vertical supporting plate of lower layer's reinforced bar net (4) is inserted into upper layer reinforced bar net (7)
Support plate fixing groove in, suction water cellulose (6) is longitudinally arranged between upper layer reinforced bar net (7) and lower layer's reinforced bar net (4), geotechnique
Cloth filter membrane (8) is covered on the outer surface of upper layer reinforced bar net (7) and lower layer's reinforced bar net (4), and water suction cotton pad (9) is placed on longitudinal drainage
Band (3) both ends, and be in contact with suction water cellulose (6) end.
2. a kind of TGXG with drain function according to claim 1, it is characterised in that the upper layer reinforcement
Net (7) and lower layer's reinforced bar net (4) cross section are designed as arc, the aperture of arch section surface, and mesh size is (3~6) mm × (3
~6) mm wherein has vertical supporting plate, has on the inside of upper layer reinforced bar net (7) arch section on the inside of lower layer's reinforced bar net (4) arch section
Support plate fixing groove.
3. a kind of TGXG with drain function according to claim 1, it is characterised in that the drainage belt branch
Stake rib (5) side hole, end one end are that the fastener other end of buckle structure is then fixings.
4. a kind of production method with drain function TGXG according to claim 1, it is characterised in that it is pressed
Column step carries out: (referring to Figure 5)
Step 1: assembled longitudinal drainage band
The lower surface of drainage belt ribs (5) a) is weldingly fixed on to using welding technology two alar parts of lower layer's reinforced bar net (4)；
B) longitudinal above lower layer's reinforced bar net (4) to be laid with suction water cellulose (6)；
C) upper layer reinforced bar net (7) are covered above suction water cellulose (6)；First insert the vertical supporting plate of lower layer's reinforced bar net (4)
Enter the support plate fixing groove of upper layer reinforced bar net (7), is then welded two alar parts of upper layer reinforced bar net (7) using welding technology solid
It is scheduled on the upper surface of drainage belt ribs (5)；
D) one layer of geotextiles filter membrane (8) is respectively covered in the outer surface of upper layer reinforced bar net (7) and lower layer's reinforced bar net (4), and uses glue
Glutinous agent is adhesively fixed, and then respectively places one layer of water suction cotton pad (9) at longitudinal drainage band (3) both ends, holds with suction water cellulose (6)
Portion is in contact, and longitudinal drainage band (3) thus are made.
Step 2: completing the assembly of entire grid
Grid cross rib (1), is then successively inserted perpendicularly by the position that grid longitudinal rib (2) a) are marked first on grid cross rib (1)
The hole of longitudinal drainage band (3) side, and melting welding is adhesively fixed in intersection；
B) grid longitudinal rib (2) is laid on the position that grid cross rib (1) marks in advance, the two uses melting welding at crossover location
Bonding, is finally made a kind of TGXG with drain function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811150363.8A CN109339022A (en) | 2018-09-29 | 2018-09-29 | A kind of manufacturing method of geogrid with drainage function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811150363.8A CN109339022A (en) | 2018-09-29 | 2018-09-29 | A kind of manufacturing method of geogrid with drainage function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109339022A true CN109339022A (en) | 2019-02-15 |
Family
ID=65307476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811150363.8A Pending CN109339022A (en) | 2018-09-29 | 2018-09-29 | A kind of manufacturing method of geogrid with drainage function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109339022A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109339023A (en) * | 2018-09-29 | 2019-02-15 | 湖南大学 | A geogrid with drainage function |
| CN114606820A (en) * | 2022-02-17 | 2022-06-10 | 深圳大学 | Soil body reinforcement-active water absorption material and manufacturing device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19820951A1 (en) * | 1998-05-11 | 1999-11-18 | Huesker Synthetic Gmbh & Co | Compound material for prevention of ground erosion |
| CN202543949U (en) * | 2012-02-29 | 2012-11-21 | 建伟建设有限公司 | Drainage geogrid |
| CN202543884U (en) * | 2012-02-29 | 2012-11-21 | 浙江省东阳市江南建设有限公司 | Composite reinforced water drainage type geogrid |
| CN202787227U (en) * | 2012-07-30 | 2013-03-13 | 浙江诸安建设集团有限公司 | Three-dimensional composite plastic water discharging body |
| CN203855973U (en) * | 2014-05-26 | 2014-10-01 | 中冶集团武汉勘察研究院有限公司 | Ribbed-box type reinforced seepage-eliminating composite component |
| CN206599771U (en) * | 2016-12-13 | 2017-10-31 | 山东科技大学 | A kind of Combined earthwork cell compartment |
-
2018
- 2018-09-29 CN CN201811150363.8A patent/CN109339022A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19820951A1 (en) * | 1998-05-11 | 1999-11-18 | Huesker Synthetic Gmbh & Co | Compound material for prevention of ground erosion |
| CN202543949U (en) * | 2012-02-29 | 2012-11-21 | 建伟建设有限公司 | Drainage geogrid |
| CN202543884U (en) * | 2012-02-29 | 2012-11-21 | 浙江省东阳市江南建设有限公司 | Composite reinforced water drainage type geogrid |
| CN202787227U (en) * | 2012-07-30 | 2013-03-13 | 浙江诸安建设集团有限公司 | Three-dimensional composite plastic water discharging body |
| CN203855973U (en) * | 2014-05-26 | 2014-10-01 | 中冶集团武汉勘察研究院有限公司 | Ribbed-box type reinforced seepage-eliminating composite component |
| CN206599771U (en) * | 2016-12-13 | 2017-10-31 | 山东科技大学 | A kind of Combined earthwork cell compartment |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109339023A (en) * | 2018-09-29 | 2019-02-15 | 湖南大学 | A geogrid with drainage function |
| CN114606820A (en) * | 2022-02-17 | 2022-06-10 | 深圳大学 | Soil body reinforcement-active water absorption material and manufacturing device |
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