CN1715562A - Sand-proof otter board, printed pile and sand-proof otter lattice - Google Patents
Sand-proof otter board, printed pile and sand-proof otter lattice Download PDFInfo
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- CN1715562A CN1715562A CN 200510028164 CN200510028164A CN1715562A CN 1715562 A CN1715562 A CN 1715562A CN 200510028164 CN200510028164 CN 200510028164 CN 200510028164 A CN200510028164 A CN 200510028164A CN 1715562 A CN1715562 A CN 1715562A
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- sand
- resistant
- screen plate
- proof net
- mould
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- 241001233242 Lontra Species 0.000 title abstract 7
- 239000004576 sand Substances 0.000 claims abstract description 112
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 33
- 239000010949 copper Substances 0.000 claims description 32
- 229910052802 copper Inorganic materials 0.000 claims description 32
- 230000003014 reinforcing effect Effects 0.000 claims description 20
- 210000001331 nose Anatomy 0.000 abstract 2
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- 239000004925 Acrylic resin Substances 0.000 description 4
- 229920000178 Acrylic resin Polymers 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 4
- 150000001412 amines Chemical class 0.000 description 4
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- 230000003078 antioxidant effect Effects 0.000 description 4
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- 239000000203 mixture Substances 0.000 description 3
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- 238000007796 conventional method Methods 0.000 description 2
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- 229910052742 iron Inorganic materials 0.000 description 2
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- CVOFKRWYWCSDMA-UHFFFAOYSA-N 2-chloro-n-(2,6-diethylphenyl)-n-(methoxymethyl)acetamide;2,6-dinitro-n,n-dipropyl-4-(trifluoromethyl)aniline Chemical compound CCC1=CC=CC(CC)=C1N(COC)C(=O)CCl.CCCN(CCC)C1=C([N+]([O-])=O)C=C(C(F)(F)F)C=C1[N+]([O-])=O CVOFKRWYWCSDMA-UHFFFAOYSA-N 0.000 description 1
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Abstract
The sand-proof otter board includes sand-proof net, net frame and T-shaped nose. The pointed pile includes upper cylinder, lower cone, and the cylinder has 1-8 T-shaped slots corresponding to the T-shaped noses in the sand-proof otter board. The sand-proof otter lattice is one combination of at least one sand-proof otter board and at least two pointed piles. The sand-proof otter lattice is used in fixing yellow sand on sides of railway and highway and around oil field and building to resist sand of storm invasion in desert.
Description
Technical field
This patent relates to a kind of sand-resistant screen plate, pointed stake and sand-resistant gridding, relate in particular to the sand-resistant gridding of a kind of formula combination, this sand-resistant gridding is used to stop or fixing yellow sand, this sand-resistant gridding especially can be used in the desert area highway, railway both sides and oil field, building around, make them not be subjected to the infringement of dust storm, guarantee the safety of the unimpeded and building of road.
Background technology
The China region is wide, there is large stretch of desert northwest, the Northeast, needs along with expanding economy and war industry, in the desert, need to build railway, highway and build the roof system room, build satellite launch site, build oil field or the like, and the dust storm of wreaking havoc is as if not stopped or fixing, railway, highway and building be will bury, personal safety and traffic safety had a strong impact on.
Past people is woven into square ring with straw, after the permutation and combination, is placed in the highway next door, it is husky to be used for resistance, effect still can, but owing to expose to the sun and rain and wind and snow corrodes, the application life of straw circle is very short, and along with the structural adjustments of crops, available straw quantity is reducing.
At present, also attempt on gypsum plank, holing and form the husky plate of resistance by the people, but poor effect, because drilling hole amount is too many, the intensity of facining the wind of gypsum plank descends; If boring very little, the frontal resistance of gypsum plank is very big, and dust storm is difficult for the front past tense of slave plate, gypsum plank can be lifted, and passes below the dust storm slave plate, hinders husky poor effect like this.
Therefore, urgent need is used new material, new construction satisfies the husky demand of resistance.
Summary of the invention
The purpose of this patent provides a kind of sand-resistant gridding that can allow wind, sand is stayed, and can be arbitrarily made with different area according to the requirement of the resistance sand of different location and use.
A first aspect of the present invention relates to a kind of sand-resistant screen plate, and it comprises: sand-proof net 1, screen frame 2 and T type plush copper 3; Described T type plush copper is positioned on two sides of sand-proof net, and is isometric with these two sides, and screen frame is positioned on upper and lower two limits of sand-proof net.
In a concrete preferred implementation of sand-resistant screen plate, it also comprises 1-10 elongated reinforcing rib 4, this reinforcing rib distributes along the sand-proof net length direction, the one end originates in the top of sand-proof net, whole reinforcing rib is parallel to the dual-side of sand-proof net and runs through the whole height of sand-proof net, the lower end extends to beyond the bottom of sand-proof net, and the termination of lower end is sharp cone distal.
In another concrete preferred implementation of sand-resistant screen plate, described reinforcing rib equidistantly distributes along the sand-proof net length direction.
In another concrete preferred implementation of sand-resistant screen plate, it comprises 4-7 reinforcing rib.
A second aspect of the present invention relates to a kind of pointed stake, and it comprises: the cylinder 5 on top and the cone 6 of bottom; Described cylindrical top along the circumferential direction has 1-8 T type chute 7, and this T type chute is corresponding with the T type plush copper of sand-resistant screen plate, plush copper is cooperated in this chute slidably, and can hold whole T type plush copper.
In one of pointed stake of the present invention concrete preferred implementation, cylinder top wherein preferably has 3-6 chute.
A third aspect of the present invention relates to a kind of sand-resistant gridding, and it is combined by at least one sand-resistant screen plate of the present invention and two pointed stakes of the present invention at least.
A fourth aspect of the present invention relates to the purposes of above-mentioned sand-resistant gridding, and this sand-resistant gridding is used for that the desert stops or fixing yellow sand.This sand-resistant gridding be preferred in the desert area highway, railway both sides and oil field, building around, be used for stopping or fixing yellow sand.
Brief description of drawings
The schematic diagram of a unit of Fig. 1 stake formula combination sand-resistant gridding
The stereogram of Fig. 2 plug-in type pointed stake
The vertical view of Fig. 2 a plug-in type pointed stake
The stereogram of T font plush copper on Fig. 3 sand-resistant screen plate
Fig. 4 sand-resistant screen plate plan view
The vertical view of Fig. 4 a sand-resistant screen plate
Fig. 5 multiple-unit stake formula combination sand-resistant gridding field conduct figure
Fig. 6 is mould and each module diagram thereof that is used to prepare pointed stake
Fig. 7 is mould and each module diagram thereof that is used to prepare sand-resistant screen plate
Fig. 8 is the mould photo that is used to prepare pointed stake
Fig. 9 is the mould photo that is used to prepare sand-resistant screen plate
The specific embodiment
This patent provides a kind of formula combination sand-resistant gridding, and it comprises at least one sand-resistant screen plate and at least two plug-in type pointed stakes, in the chute on the T type plush copper insertion pointed stake of sand-resistant screen plate, is combined into sand-resistant gridding of the present invention thus.Preferably comprise at least 3 sand-resistant screen plates and at least 3 plug-in type pointed stakes, form a leg-of-mutton sand-resistant gridding unit.More preferably comprise at least 4 sand-resistant screen plates and at least 4 plug-in type pointed stakes, form a square sand-resistant gridding unit.Fig. 1 is the schematic diagram of a unit of stake formula combination sand-resistant gridding of the present invention, and it comprises 4 sand-resistant screen plates 10 and 4 pointed stakes 11.
Foregoing sand-resistant screen plate is formed (see figure 3) by sand-proof net 1, screen frame 2, T font plush copper 3, and this three parts material preferably adopts identical material, together moulding, the sand-resistant screen plate of an integral body of formation.They preferably all adopt plastics, and injection moulding forms whole sand-resistant screen plate on injection molding machine.
Wherein said sand-proof net can be metal material net, nonmetals net etc., the net that preferred plastic monofilament is weaved into, more preferably the honeycomb net that is woven into of plastic monofilament.The plastics of preparation monofilament can be selected from one or more polymeric materials, for example are selected from following at least a: polypropylene, polyethylene, polystyrene, polyester, polyamide, polyurethane, engineering plastics (ABS) etc.More preferably, sand-proof net of the present invention adopts the plastic monofilament of anti-light aging to weave into, the plastic monofilament of the described anti-light aging of Chinese patent application (200410025363.7) for example, and wherein the weight of anti-light aging agent accounts for the 2-10% of monofilament gross weight.The material of screen frame and T font plush copper is preferably identical with sand-proof net.
The present invention is not particularly limited for the filament diameter of netting, can be 0.1-0.8mm, preferred 0.1-0.5mm, more preferably 0.16mm～0.2mm, preferred again 0.17mm-0.19mm, most preferably 0.18mm.Diameter during less than 0.1mm stressed strength ratio less, fastness is poor, diameter is during greater than 0.8mm, intensity has met the demands, but cost increases.
Wherein said sand-proof net is as organizine, tram with plastic monofilament for example, be woven into honeycomb along warp-wise, broadwise, density refer to radially with the every centimetre length of broadwise in the radical of plastic monofilament, the present invention is not particularly limited for the density of sand-proof net, can be 5 * 5-15 * 15, the former refers to radial line, and the latter refers to parallel.Density is 15 * 15 o'clock intensity maximums, but windage is also big; Density be 5 * 5 o'clock windages little but intensity also diminish.More preferably 8 * 8-12 * 12, preferred again 10 * 10-12 * 12 most preferably are 11 * 10.
The present invention is not particularly limited for the size of monolithic sand-resistant screen plate.But for the ease of mini-plant processing, preferred size is: length 800mm-1200mm, height 150mm-250mm, thickness 2.5mm-3.5mm.If can adopt main equipment processing, size can also be bigger.
Be covered with sand-proof net on the sand-resistant screen plate of the present invention.At length direction distributing 1-10 root, preferred 2-8 root, more preferably 3-7 root, preferred elongated reinforcing rib 4 (see figure 4)s of 5-7 root again, the rated wind velocity of reinforcing mat.Reinforcing rib is many more, and the rated wind velocity of net is big more.As required, these reinforcing ribs can be equally spaced, and also can non-ly be equally spaced, and preferably are equally spaced.The length of reinforcing rib is longer than the height of sand-proof net, and it is conical that its lower end is, and becomes pin, can insert in the desert thus.Reinforcing rib is worked in coordination with pointed stake, plays fixedly sand-proof net and the effect of fixing the sand jointly.
Screen frame is identical with the material of sand-proof net, and the plastic material of preferred anti-light aging can be among PP, PE, the ABS one or more, and wherein the weight of anti-light aging agent is the 2-10% of screen frame gross weight.
The present invention is not particularly limited for the size of the T font plush copper in the sand-resistant screen plate.As long as can cooperate slidably with the T type chute on pointed stake cylinder top.But for easy to process, the cross-sectional length of " horizontal stroke " on T word top is preferably dimensioned to be 5-10mm, more preferably 7mm; Width dimensions is preferably 2-4mm, more preferably 2.5mm, and semicircular radius is preferably 1-3mm, more preferably 1.25mm.The gauge of T word bottom " is perpendicular " is preferably 2-5mm, more preferably 3mm.The length of this T font plush copper is preferably 150mm-250mm, and consistent with the width dimensions of monolithic screen frame.Respectively adorn a T font plush copper along the sand-resistant screen plate short transverse, on two sides.This T font plush copper can be inserted in the identical shaped T font chute on pointed stake top, and consistent with the size of T font chute on the pointed stake.
The shaped upper part of plug-in type pointed stake of the present invention is a cylinder 5, and the bottom is a cone 6.In use, chute 7 (see figure 2)s of upper cylinder cooperate the T type plush copper of sand-resistant screen plate, and the cone of bottom inserts in the desert, like this, play fixedly sand-proof net and the effect of fixing the sand.The present invention is not particularly limited the each several part size of pointed stake, as long as actual easy to use, and can reach the husky purpose of resistance and gets final product.For example, the height of pointed stake is preferably consistent with the height of sand-resistant screen plate.For easy to process, its total length is preferably 350mm-450mm, more preferably 400mm.Cylindrical length is preferably 300mm-400mm, more preferably 350mm.Body diameter is preferably 18mm-22mm, more preferably 20mm.Cone length is preferably 50mm.
Have 1-8 root T type chute 7 on cylindrical top along circumferencial direction, the cross sectional shape of chute is the T font, and erect one of T font bottom is open slot.The top one of T font is groove probably.Groove and open slot have constituted T font groove jointly.These T type chutes can along the circumferential direction equidistant or non-equidistance distribution, preferably equidistantly distribution.The number of the T type chute that pointed stake had equal this pointed stake can in conjunction with the number of sand-resistant screen plate.The number of T type chute is many more, this pointed stake can in conjunction with sand-resistant screen plate just many more, still, the number of T type chute is too much owing to be subjected to pining down too much of different directions active force, fixedly the effect of sand-resistant screen plate can descend.The preferred 2-6 of number of T type chute, more preferably 3-5, more preferred 4.
The each several part size of T type chute need be consistent with the size of the appropriate section of sand-resistant screen plate T type plush copper, guarantee that T type plush copper can cooperate slidably with T type chute, and T type plush copper is contained in this chute.In the use, T font plush copper can be inserted T font chute from the top of the insertion pointed stake of cylindrical shape, until the chute bottom.
Plug-in type pointed stake of the present invention can adopt metal material or nonmetals etc. to make, the preferred plastics that adopt are made, described plastics for example be selected from following at least a: polypropylene, polyethylene, polystyrene, polyester, polyamide, polyurethane, engineering plastics (ABS) etc.More preferably adopt the plastics of anti-light aging to make, for example adopt the plastics that contain the described anti-light aging polymer composition of Chinese patent application (200410025363.7).More preferably the material of pointed stake and sand-resistant screen plate is identical.
Described plug-in type pointed stake is selected the material of anti-light aging for use, preferably among PP, PE, the ABS any one, wherein the weight of anti-light aging agent is the 2-10% of plug-in type pointed stake gross weight.The anti-light aging agent is the conventional anti-light aging agent of often using in the industry, and for example hindered amine as light stabilizer and phenol antioxidant are with the composition of certain proportion composition.
The stake formula of unit combination sand-resistant gridding is implemented as follows: from bowing when seeing to desert floor, insert 4 plug-in type pointed stakes in the air on desert floor, make the cone tip down.In the chute of each pointed stake, respectively insert the T type plush copper of two sand-resistant screen plates then, make the T font plush copper of every sand-resistant screen plate all will be inserted into the bottom of pointed stake chute.Then, adjust the common depth on 4 sand-resistant screen plates, ground, 4 tip of a root stakes insertion desert, make their unanimities, so just formed a unit (see figure 1) of stake formula combination sand-resistant gridding.
According to the long-pending needs of resistance Shamian Island, can increase stake of many tips of a root and multi-disc sand-resistant screen plate arbitrarily, be formed for hindering husky on-the-spot multiple-unit stake formula combination sand-resistant gridding (see figure 5).
Sand-resistant screen plate of the present invention and pointed stake preferably adopt the anti-light aging plastics, and injection moulding forms on injection machine.Its preparation method is as described below.
(1) mould of processing and preparing sand-resistant screen plate and pointed stake
If the material of pointed stake and sand-resistant screen plate is plastics, they adopt special-purpose mould for plastics to process so.These mould for plastics can adopt conventional method to process.Specifically, adopting the trade mark is the mould steel of P20, machines on CNC computer programming center, electric discharge machine, precision grinder, milling equipment.
As required, can prepare the mould of sand-resistant screen plate respectively, also can prepare the mould of pointed stake respectively with 1-8 T type chute with 0-10 reinforcing rib.
If the material of pointed stake and sand-resistant screen plate is non-plastics, for example metal adopts metal molding die to process so.
(2) preparation sand-resistant screen plate and pointed stake
If the material of pointed stake and sand-resistant screen plate is plastics, adopt the mould that is processed into so, on the injection machine of routine, adopt conventional injection moulding processing method preparation.
Net in the sand-resistant screen plate is formed by the braiding of the conventional method in the industry, and the screen frame of sand-resistant screen plate, T type plush copper and optional reinforcing rib are to form through injection moulding.At first monofilament is compiled into net, determines needed suitable dimension then.The mould of the sand-resistant screen plate that is processed into is fixed on the injection machine, on the rear pattern plate and front template that the base plate and the panel of mould is installed in injection machine with shim, the folding injection machine sees whether the mould open/close mould is smooth respectively, adjust injection molding process, beginning injection mo(u)lding processing.The mould of the net that cuts being put into sand-resistant screen plate begins matched moulds, and mould enters closure state, and injection machine is in the high-voltage lock mould state, start injection, pressurize, melten gel, cooling, die sinking then, die sinking is behind desired location, and thimble ejects product, and product is taken out.
Pointed stake integral body all is to form through injection moulding.The mould of the pointed stake that is processed into is fixed on the injection machine, on the rear pattern plate and front template that the base plate and the panel of mould is installed in injection machine with shim, the folding injection machine sees whether the mould open/close mould is smooth respectively, adjust injection molding process, beginning injection mo(u)lding processing.Mould enters closure state, and injection machine is in the high-voltage lock mould state, start injection, pressurize, melten gel, cooling, die sinking then, and in the die sinking process, to the product action of loosing core, injection machine ejects product then, finishes whole process by gear and tooth bar.
If the material of pointed stake and sand-resistant screen plate is a metal, process by the method for metal working of routine so.
The described stake of this patent formula combination sand-resistant gridding preferably adopts the all-plastic manufacturing of anti-light aging, has anti-natural light heat aging performance.The embedded combination of plug-in type pointed stake and sand-resistant screen plate, the structure uniqueness, easy to loading and unloading, but and Artificial Control grid height, reduce wind speed, reduce dust storm and flow, be convenient to the plantation and the growth of desert vegetation.And can reach following index: the husky efficient of average resistance is more than 80% in the net height scope; The quick-acting rates of checking are more than 80% in 12 times of net height scopes; Anti-light-heat aging performance is to be subjected to fluorescent ultraviolet lamp 8hUV/60 ℃, 4h condensation/50 ℃ condition after 144 hours sand-proof net, and tensile strength keeps more than 95%.
Embodiment
(1) processing of mould:
Adopting the trade mark is the mould steel of P20, processes the mould of the pointed stake of the mould of the sand-resistant screen plate with 7 equidistant reinforcing ribs and 4 T type chutes on CNC computer programming center, electric discharge machine, precision grinder, milling equipment.Fig. 8-9 is respectively the mould photo (" column " shown in Fig. 8 is being commonly called as of " pointed stake ") of described pointed stake, sand-resistant screen plate.The each several part member of the mould of this pointed stake as shown in Figure 6, it by front mould and the back mould form, back mould is made up of module 1a-11a, front mould is made up of module 12a-14a.Wherein module 1a-14a is respectively: fixed block, gear, tooth bar, base plate, square iron, face needle plate, end needle plate, B plate, die cavity, slide block, guide pillar, A plate, guide pin bushing, panel.The each several part member of the mould of this sand-resistant screen plate as shown in Figure 7, it by front mould and the back mould form, front mould is made up of module 1b-4b, 8b-9b, back mould is made up of module 5b-7b, 10b-12b.Wherein module 1b-12b is respectively: panel, mouth of a river plate, A plate, die cavity, B plate, face needle plate, end needle plate, guide pillar, pull bar, guide pin bushing, square iron, base plate.Mould adopts water cooling.
(2) preparation sand-proof net
Phenol antioxidant), diameter is the polypropylene monofilament of 0.2mm employing contains 5 weight % anti-light aging agent, and (weight ratio is 15: 11 a hindered amine as light stabilizer:, be woven into density and be 11 * 10 sand-proof net of (numbers of warp and parallel centimetre go up in unit).Sand-proof net is cut into the sheet of long 1m, high 0.2m.
(3) preparation sand-resistant screen plate
Behind the front mould and back mould merging with the sand-resistant screen plate mould, be fixed on the injection machine.This injection machine is screw injection molding machine (clamp force 〉=4000KN, an injection amount 〉=300 grams).The mould installation site is not less than 350mm (wide) * 1100mm (height) * 400mm (thick).Respectively on the rear pattern plate and front template that the base plate and the panel of mould is installed in injection machine with shim, the folding injection machine, whether check mould open/close mould is smooth.
To contain 5 weight % anti-light aging agent (weight ratio is 15: 11 a hindered amine as light stabilizer: acrylic resin phenol antioxidant), on dryer, dry 80 ℃ of bake out temperatures.Then, add injection machine.
According to the technological parameter shown in the following table 1, adjust injection molding process, beginning injection mo(u)lding processing.The sand-proof net that cuts is put into mould A plate, the beginning matched moulds, mould enters closure state.Simultaneously, injection machine is in the high-voltage lock mould state, start injection, and pressurize, melten gel, cooling, die sinking then, die sinking is behind desired location, and thimble ejects then, and product is taken out.By deburring, obtain the sand-resistant screen plate that dual side-edge has T font plush copper and T type plush copper, plastics screen frame and being integral of sand-proof net, have 7 equally spaced reinforcing ribs on this sand-resistant screen plate.
The technological parameter in each district of injection machine of table 1 processing sand-resistant screen plate
| The melt flow index of acrylic resin (g/10min) | Resin temperature (℃) | Injection pressure (Mpa) | Mold temperature (℃) | |
| The I district | 3.0 | 200～250 | 60 | 50 |
| The II district | 1.0 | 220～260 | 60 | 50 |
| The III district | 0.3 | 240～280 | 60 | 50 |
(4) preparation pointed stake
Behind the front mould and back mould merging with the pointed stake mould, be fixed on another injection machine.This injection machine is screw injection molding machine (clamp force 〉=2400KN, an injection amount 〉=400 grams).The mould installation site is not less than 400mm (wide) * 800mm (height) * 400mm (thick).Then, respectively on the rear pattern plate and front template that the base plate and the panel of mould is installed in injection machine with shim, the folding injection machine, whether check mould open/close mould is smooth.
To contain 5 weight % anti-light aging agent (weight ratio is 15: 11 a hindered amine as light stabilizer: acrylic resin phenol antioxidant), on dryer, dry 80 ℃ of bake out temperatures.Then, add injection machine.
According to the technological parameter shown in the following table 2, adjust injection molding process, beginning injection mo(u)lding processing.Mould enters closure state, and injection machine is in high-voltage lock mould state, start injection, pressurize, melten gel, cooling (as have ready conditions and to adopt refrigerator to shorten cool time), die sinking then, in the die sinking process, to the product action of loosing core, injection machine ejects product then by gear and tooth bar.By deburring, obtaining an end is that cylinder, the end with four T shape chutes is conical pointed stake.
The technological parameter in each district of injection machine of table 2 processing pointed stake
| The melt flow index of acrylic resin (g/10min) | Resin temperature (℃) | Injection pressure (Mpa) | Mold temperature (℃) | |
| The I district | 3.0 | 200～250 | 70 | 50 |
| The II district | 1.0 | 220～260 | 70 | 50 |
| The III district | 0.3 | 240～280 | 70 | 50 |
(5) combination sand-resistant gridding
The T type plush copper of the sand-resistant screen plate that makes is inserted in the T type chute of the pointed stake that makes, and like this, a pointed stake can be in conjunction with 4 sand-resistant screen plates.With not inserting again in the chute in another pointed stake in conjunction with the T type plush copper of the other end of pointed stake as yet of sand-resistant screen plate, combination forms sand-resistant gridding shown in Figure 5 successively.
(6) use
On desert floor, insert 4 plug-in type pointed stakes, make the cone tip down.In the chute of each pointed stake, respectively insert the T type plush copper of two sand-resistant screen plates then, make the T font plush copper of every sand-resistant screen plate all will be inserted into the bottom of pointed stake chute.Then, adjust the common depth on 4 sand-resistant screen plates, ground, 4 tip of a root stakes insertion desert, make their unanimities, so just formed a unit of stake formula combination sand-resistant gridding.Mode forms a plurality of identical therewith unit thus, forms a sand-resistant gridding.
The mode identical with embodiment 1, preparation sand-resistant screen plate and pointed stake, and be combined into sand-resistant gridding.Difference is: the material of preparation sand-resistant screen plate and pointed stake adopts high density polyethylene (HDPE) to replace polypropylene, and the injection pressure that injection moulding adds man-hour is increased to 80MPa.
Claims (9)
1. a sand-resistant screen plate comprises: sand-proof net (1), screen frame (2) and T type plush copper (3); Described T type plush copper is positioned on two sides of sand-proof net, and is isometric with these two sides, and screen frame is positioned on upper and lower two limits of sand-proof net.
2. sand-resistant screen plate as claimed in claim 1, it also comprises 1-10 elongated reinforcing rib (4), this reinforcing rib distributes along the sand-proof net length direction, the one end originates in the top of sand-proof net, whole reinforcing rib is parallel to the dual-side of sand-proof net and runs through the whole height of sand-proof net, the lower end extends to beyond the bottom of sand-proof net, and the termination of lower end is sharp cone distal.
3. sand-resistant screen plate as claimed in claim 2, wherein said reinforcing rib equidistantly distributes along the sand-proof net length direction.
4. sand-resistant screen plate as claimed in claim 1, it comprises 4-7 reinforcing rib.
5. pointed stake, it comprises: the cone (6) of cylinder on top (5) and bottom; Described cylindrical top along the circumferential direction has 1-8 T type chute (7), and this T type chute is corresponding with the T type plush copper of sand-resistant screen plate, plush copper is cooperated in this chute slidably, and can hold whole T type plush copper.
6. pointed stake as claimed in claim 5,3-6 chute arranged at wherein said cylinder top.
7. sand-resistant gridding, it is combined by the described sand-resistant screen plate of at least one claim 1 and two described pointed stakes of claim 5 at least.
8. the purposes of the described sand-resistant gridding of claim 7, this sand-resistant gridding are used for that the desert stops or fixing yellow sand.
9. purposes as claimed in claim 8, wherein said sand-resistant gridding be used for desert area highway, railway both sides and oil field, building around, be used for stopping or fixing yellow sand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100281646A CN100420796C (en) | 2005-07-27 | 2005-07-27 | Sand-proof otter board, printed pile and sand-proof otter lattice |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100281646A CN100420796C (en) | 2005-07-27 | 2005-07-27 | Sand-proof otter board, printed pile and sand-proof otter lattice |
Publications (2)
| Publication Number | Publication Date |
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| CN1715562A true CN1715562A (en) | 2006-01-04 |
| CN100420796C CN100420796C (en) | 2008-09-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2005100281646A Active CN100420796C (en) | 2005-07-27 | 2005-07-27 | Sand-proof otter board, printed pile and sand-proof otter lattice |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100529270C (en) * | 2007-03-09 | 2009-08-19 | 中国人民解放军海军后勤部军港机场营房部 | Wave-proof sand-fixing treatment method |
| CN102409624A (en) * | 2011-09-21 | 2012-04-11 | 浙江金海环境技术股份有限公司 | Fixed component for sand prevention net |
| CN102677648A (en) * | 2012-04-27 | 2012-09-19 | 葛南生 | Simple wind sheltering and sand fixing device |
| CN105735158A (en) * | 2016-03-15 | 2016-07-06 | 甘肃省治沙研究所 | Light and convenient combined type sand-protecting barrier used for fixing shifting sand |
| CN108951598A (en) * | 2017-10-17 | 2018-12-07 | 中国科学院寒区旱区环境与工程研究所 | A net frame that is used for mountain region desert grassland degradation meadow top soil to resume |
| CN111066696A (en) * | 2019-12-27 | 2020-04-28 | 丹东市渔业发展服务中心 | Method for polyculture of loaches and rice field |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106836173A (en) * | 2016-10-13 | 2017-06-13 | 中国科学院寒区旱区环境与工程研究所 | Grid type sand-fixing device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5758868A (en) * | 1997-02-07 | 1998-06-02 | Siltco Industries Inc. | Silt fence |
| JP2002115212A (en) * | 2000-10-06 | 2002-04-19 | Okamura:Kk | Granule preventive screen and granule preventive fence |
| CN1359613A (en) * | 2001-12-30 | 2002-07-24 | 北京中宣绿环科技发展有限公司 | Full-degradable baffle plate for preventing shifting sand |
| CN200988947Y (en) * | 2005-07-27 | 2007-12-12 | 丁宏广 | Sand resistance net plate and pointed pile |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100529270C (en) * | 2007-03-09 | 2009-08-19 | 中国人民解放军海军后勤部军港机场营房部 | Wave-proof sand-fixing treatment method |
| CN102409624A (en) * | 2011-09-21 | 2012-04-11 | 浙江金海环境技术股份有限公司 | Fixed component for sand prevention net |
| CN102409624B (en) * | 2011-09-21 | 2014-02-19 | 浙江金海环境技术股份有限公司 | Fixed component for sand prevention net |
| CN102677648A (en) * | 2012-04-27 | 2012-09-19 | 葛南生 | Simple wind sheltering and sand fixing device |
| CN105735158A (en) * | 2016-03-15 | 2016-07-06 | 甘肃省治沙研究所 | Light and convenient combined type sand-protecting barrier used for fixing shifting sand |
| CN108951598A (en) * | 2017-10-17 | 2018-12-07 | 中国科学院寒区旱区环境与工程研究所 | A net frame that is used for mountain region desert grassland degradation meadow top soil to resume |
| CN108951598B (en) * | 2017-10-17 | 2021-01-15 | 中国科学院西北生态环境资源研究院 | A net frame that is used for mountain region desert grassland degradation meadow top soil to resume |
| CN111066696A (en) * | 2019-12-27 | 2020-04-28 | 丹东市渔业发展服务中心 | Method for polyculture of loaches and rice field |
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| CN100420796C (en) | 2008-09-24 |
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Application publication date: 20060104 Assignee: Zhejiang Zhuji Jinhai three hi air conditioner net Industry Co., Ltd. Assignor: Ding Hongguang Contract record no.: 2010990000176 Denomination of invention: Sand-proof otter board, printed pile and sand-proof otter lattice Granted publication date: 20080924 License type: Exclusive License Record date: 20100406 |
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