CN114957956A - Degradable composite material and degradable grass-prevention cloth prepared from same - Google Patents
Degradable composite material and degradable grass-prevention cloth prepared from same Download PDFInfo
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- CN114957956A CN114957956A CN202210548821.3A CN202210548821A CN114957956A CN 114957956 A CN114957956 A CN 114957956A CN 202210548821 A CN202210548821 A CN 202210548821A CN 114957956 A CN114957956 A CN 114957956A
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- 239000004744 fabric Substances 0.000 title claims abstract description 115
- 239000002131 composite material Substances 0.000 title claims abstract description 36
- 244000025254 Cannabis sativa Species 0.000 claims abstract description 44
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 20
- 241000201308 Boschniakia Species 0.000 claims description 35
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 12
- 239000004014 plasticizer Substances 0.000 claims description 12
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 12
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 claims description 9
- PEDCQBHIVMGVHV-UHFFFAOYSA-N glycerol group Chemical group OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 9
- 230000000087 stabilizing effect Effects 0.000 claims description 8
- 125000004185 ester group Chemical group 0.000 claims description 6
- 238000004804 winding Methods 0.000 claims description 6
- 239000011324 bead Substances 0.000 claims description 4
- 238000006136 alcoholysis reaction Methods 0.000 claims description 3
- 239000007822 coupling agent Substances 0.000 claims description 3
- 238000006116 polymerization reaction Methods 0.000 claims description 3
- 241000196324 Embryophyta Species 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 6
- 230000012010 growth Effects 0.000 abstract description 4
- 239000002689 soil Substances 0.000 description 12
- 230000006872 improvement Effects 0.000 description 5
- 230000001681 protective effect Effects 0.000 description 5
- 230000002265 prevention Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008635 plant growth Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 2
- 239000007857 degradation product Substances 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- QBUKAFSEUHGMMX-MTJSOVHGSA-N (5z)-5-[[3-(1-hydroxyethyl)thiophen-2-yl]methylidene]-10-methoxy-2,2,4-trimethyl-1h-chromeno[3,4-f]quinolin-9-ol Chemical compound C1=CC=2NC(C)(C)C=C(C)C=2C2=C1C=1C(OC)=C(O)C=CC=1O\C2=C/C=1SC=CC=1C(C)O QBUKAFSEUHGMMX-MTJSOVHGSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000029553 photosynthesis Effects 0.000 description 1
- 238000010672 photosynthesis Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G13/00—Protecting plants
- A01G13/02—Protective coverings for plants; Coverings for the ground; Devices for laying-out or removing coverings
- A01G13/0256—Ground coverings
- A01G13/0268—Mats or sheets, e.g. nets or fabrics
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/06—Biodegradable
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
- Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics
Abstract
The invention discloses a degradable composite material and a degradable grass cloth prepared by the composite material, and relates to the technical field of degradable composite materials. According to the invention, the protection edges are matched with the cloth body reinforcing lines, so that the overall stability of two sides of the grass-proof cloth body is improved by the protection edges, the grass-proof cloth body is prevented from being torn under external pressure, meanwhile, one side of the grass-proof cloth body is stably fixed inside the protection edges by the tension ropes, so that the toughness of the edge part of the grass-proof cloth body is improved, the toughness of the internal structure of the grass-proof cloth body is improved by the cloth body reinforcing lines, the internal protection capability is further enhanced by the reinforcing belts, the problems that the existing grass-proof cloth is poor in toughness and easy to scratch or damage are solved, the use efficiency of the grass-proof cloth is greatly reduced, the growth of internal plants is influenced, and the effects of improving the toughness and the use efficiency of the grass-proof cloth are achieved.
Description
Technical Field
The invention relates to the technical field of degradable composite materials, in particular to a degradable composite material and a degradable grass-prevention cloth prepared by adopting the same.
Background
The grass prevention cloth is also called weed control cloth, is a field non-woven fabric or woven cloth for preventing weeds from growing, can effectively prevent sunlight from irradiating the weeds below through the ground, and controls photosynthesis of the weeds, so that the growth of the weeds is controlled. The following problems exist in the prior art:
1. the existing grass prevention cloth is generally covered by an earth covering mode, which not only wastes time and labor, but also causes the grass prevention cloth to be blown open by wind, so that the damage of internal plants causes unnecessary economic loss;
2. the existing grass cloth has poor toughness, is easily broken or damaged when meeting strong wind, greatly reduces the use efficiency of the grass cloth, and influences the growth of internal plants.
Disclosure of Invention
The invention provides a degradable composite material and a degradable grass-prevention cloth prepared by adopting the same, which aim to solve the problems in the background technology.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
in a first aspect, the invention provides a degradable composite material, which comprises 50 parts of polyvinyl alcohol, 20-30 parts of a polyvinyl alcohol plasticizer, 25-30 parts of a coupling agent, 100 parts of an ester group and 15 parts of a plasticizer, wherein the ester group is polymethyl ethylene carbonate, the number average molecular weight of the polymethyl ethylene carbonate is 10.56 x 10.23, and the polymerization degree of the polyvinyl alcohol is 850-1850.
The technical scheme of the invention is further improved as follows: the plasticizer is glycerol, and the alcoholysis degree of the polyvinyl alcohol is 77-85%.
In a second aspect, the invention also provides degradable grass-prevention cloth prepared from the composite material, the degradable grass-prevention cloth prepared from the composite material comprises a grass-prevention cloth body, one end of the grass-prevention cloth body is provided with a winding rod, the bottom of the winding rod is fixedly connected with a ground cone device, the top of the grass-prevention cloth body is provided with a drainage groove, the inner surface of the drainage groove is provided with an air hole, one end of the air hole extends to the bottom of the grass-prevention cloth body, the ground cone device comprises a concave accommodating block, one end of the bottom of the concave accommodating block is movably connected with a first ground cone, the other end of the bottom of the concave accommodating block is movably connected with a second ground cone, the inner surface of the first ground cone is provided with a connecting hole, and the inner surface of the ground cone device is fixedly provided with a connecting block.
Adopt above-mentioned technical scheme, the concave type in this scheme is held the piece and is convenient for first ground awl and second ground awl rotate foldingly, improves the effect of preventing grass cloth body variety, and the water drainage tank then improves and prevents grass cloth body waterproof nature, prevents that ponding from getting into, influences inside plant growth to prevent the effect of grass cloth body gas permeability through the bleeder vent improvement.
The technical scheme of the invention is further improved as follows: prevent the both sides fixedly connected with protection limit of grass cloth body, the both sides of preventing the grass cloth body extend to the inside of protection limit, the internal surface fixed connection of protection limit has the pulling force rope, the external fixed surface of pulling force rope is connected with the protection bead, the one end of pulling force rope and the one side fixed connection who prevents the grass cloth body, the spread groove has been seted up to the both sides of preventing the grass cloth body, the inside of spread groove is provided with the fixed block, the top and the bottom of fixed block are connected with the internal surface fixed connection who protects the limit respectively.
By adopting the technical scheme, the protection edge in the scheme is convenient to improve the stability of the grass-prevention cloth body, the phenomena of edge curling and the like can be prevented from occurring under the long-time use, the toughness of the protection edge can be improved through the protection convex edge, and the edge of the grass-prevention cloth body can be tightly fixed inside the protection edge through the tension rope.
The technical scheme of the invention is further improved as follows: the inner wall of the grass-proof cloth body is fixedly provided with cloth body reinforcing grains, and reinforcing belts are fixedly connected between the cloth body reinforcing grains.
By adopting the technical scheme, the cloth body reinforcing lines in the scheme are convenient for improving the structural strength and the toughness strength inside the grass cloth body, and the reinforcing strip is communicated to further improve the toughness inside the grass cloth body, so that the grass cloth body is prevented from being scraped or damaged by external pressure.
The technical scheme of the invention is further improved as follows: the inner surface of the concave containing block is provided with a groove, a fixture block is movably mounted inside the groove, one end of the fixture block extends to the outside of the groove, the other end of the fixture block is fixedly connected with a limiting block, the top and the bottom of the groove are provided with limiting grooves, and the top and the bottom of the limiting block extend to the inside of the limiting grooves.
Adopt above-mentioned technical scheme, the recess in this scheme is convenient for hold the fixture block, fixes first ground awl and second ground awl through the fixture block.
The technical scheme of the invention is further improved as follows: the inner wall fixed mounting of recess has the spring, the one end of spring and one side fixed connection of stopper.
Adopt above-mentioned technical scheme, the spring in this scheme is convenient for transmit elasticity to the stopper, makes the stopper drive the fixture block and removes in the within range of spacing groove to accomodate first ground awl and second ground awl through the fixture block.
The technical scheme of the invention is further improved as follows: the outer surface of the second ground awl is provided with a clamping hole, the outer surface of the second ground awl is movably connected with a stabilizing block, the bottom of the stabilizing block is provided with a cushion block, and one end of the cushion block is fixedly connected with the outer surface of the second ground awl.
Adopt above-mentioned technical scheme, the firm piece in this scheme is convenient for improve the area of contact of second ground awl and soil, further improves the fixed strength who prevents the grass cloth body, and the cushion prevents that the second ground awl from leading to damaging at the too big in-process rotation amplitude of pulling out simultaneously.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the technical progress that:
1. the invention provides a degradable composite material and a degradable grass-prevention cloth prepared by the composite material, wherein the degradable composite material and the degradable grass-prevention cloth are matched by adopting polymethyl ethylene carbonate and a plasticizer, so that the polymethyl ethylene carbonate and the plasticizer are uniformly dispersed in the reaction process, the characteristic of difficult coagulation is realized, the composite material provides a stress concentration point, the problems of insufficient toughness and easy breakage of the existing degradable composite material are solved, the degradation rate is increased quickly, the original pH value of soil is not influenced by degradation products, the plant growth is promoted, and the physical and chemical properties of the soil are improved.
2. The invention provides a degradable composite material and a degradable grass-prevention cloth prepared by the composite material, wherein a first ground cone and a second ground cone are matched to push a concave containing block to respectively transmit pressure to the first ground cone and the second ground cone so as to be fixed in soil, the stability of a grass-prevention cloth body is enhanced, the grass-prevention cloth body is tightly attached to the ground, internal plants are fully protected, the contact area of the second ground cone and the soil is increased through a stabilizing block, the second ground cone is prevented from being loosened under the influence of external wind power, simultaneously, in the process of storage, a spring extrudes a limiting block, the limiting block drives the clamping block to move within the range of a limiting groove, the clamping block is fully clamped to the inside of a clamping hole, so that the ground cone device can be conveniently stored reasonably, the problem that the conventional grass-prevention cloth is generally covered by an earth covering mode is solved, the mode is time-consuming and labor-consuming, the grass-prevention cloth can be blown open by wind, so that the damage of the internal plants causes unnecessary economic loss, and the effects of preventing the grass-prevention cloth from being blown open by wind and protecting the internal plants are achieved.
3. The invention provides a degradable composite material and a degradable grass-prevention cloth prepared by the composite material, wherein the protection edges are matched with cloth body reinforcing lines, the protection edges improve the overall stability of two sides of a grass-prevention cloth body and prevent the grass-prevention cloth body from being torn under external pressure, meanwhile, one side of the grass-prevention cloth body is stably fixed in the protection edges by tension ropes, so that the toughness of the edge part of the grass-prevention cloth body is improved, the toughness of the internal structure of the grass-prevention cloth body is improved through the cloth body reinforcing lines, the protective capability of the internal part is further enhanced by reinforcing belts, the problem that the existing grass-prevention cloth is poor in toughness and easy to be broken or damaged in strong wind is solved, the use efficiency of the grass-prevention cloth is greatly reduced, the problem of influencing the growth of internal plants is solved, and the effects of improving the toughness and the use efficiency of the grass-prevention cloth are achieved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic view of the protective edge structure of the present invention;
FIG. 4 is a schematic view of the structure of the reinforcing stripe of the fabric body of the present invention;
FIG. 5 is a schematic view of a first ground cone structure according to the present invention
FIG. 6 is a schematic view of a second ground cone structure according to the present invention.
In the figure: 1. a grass-proof cloth body; 2. winding the rod; 3. a ground cone device;
11. a water discharge tank; 12. air holes are formed; 13. protecting the edges; 14. fabric body reinforcing lines; 15. a reinforcing band;
31. a concave accommodating block; 32. a first ground cone; 33. a second ground cone; 34. connecting holes; 35. connecting holes;
131. a tension rope; 132. a protective rib; 133. connecting grooves; 134. a fixed block;
321. a groove; 322. a clamping block; 323. a limiting block; 324. a limiting groove; 325. a spring;
331. a clamping hole; 332. a stabilizing block; 333. and a cushion block.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
example 1
In a first aspect, as shown in fig. 1 to 6, the present invention provides a degradable composite material, including 50 parts of polyvinyl alcohol, 20 to 30 parts of a polyvinyl alcohol plasticizer, 25 to 30 parts of a coupling agent, 100 parts of an ester group, and 15 parts of a plasticizer, where the ester group is polymethyl ethylene carbonate, the number average molecular weight of the polymethyl ethylene carbonate is 10.56 × 10.23, the polymerization degree of the polyvinyl alcohol is 850 to 1850, the plasticizer is glycerol, and the alcoholysis degree of the polyvinyl alcohol is 77 to 85%.
In the embodiment, the polymethyl ethylene carbonate and the plasticizer are reacted, so that the material is uniformly dispersed and is not easy to aggregate, the composite material provides a stress concentration point, the problems of insufficient toughness and easy breakage of the degradable composite material are effectively solved, the degradation rate is increased, the original acidity and alkalinity of soil are not influenced by degradation products, the plant growth is promoted, and the physical and chemical properties of the soil are improved.
Example 2
In a second aspect, as shown in fig. 1-6, the present invention further provides a degradable grass-prevention cloth made of a composite material, the degradable grass-prevention cloth made of a composite material comprises a grass-prevention cloth body 1, one end of the grass-prevention cloth body 1 is provided with a winding rod 2, the bottom of the winding rod 2 is fixedly connected with a ground cone device 3, the top of the grass-prevention cloth body 1 is provided with a drainage groove 11, the inner surface of the drainage groove 11 is provided with a vent hole 12, one end of the vent hole 12 extends to the bottom of the grass-prevention cloth body 1, the ground cone device 3 comprises a concave accommodating block 31, one end of the bottom of the concave accommodating block 31 is movably connected with a first ground cone 32, the other end of the bottom of the concave accommodating block 31 is movably connected with a second ground cone 33, the inner surface of the first ground cone 32 is provided with a connecting hole 34, the inner surface of the ground cone device 3 is fixedly provided with a connecting block 35, two sides of the grass-prevention cloth body 1 are fixedly connected with protective edges 13, prevent that the both sides of grass cloth body 1 extend to the inside of protection limit 13, the internal surface fixed connection of protection limit 13 has tensile rope 131, the external surface fixed connection of tensile rope 131 has protection bead 132, the one end of tensile rope 131 with prevent one side fixed connection of grass cloth body 1, prevent that the both sides of grass cloth body 1 have seted up the connecting groove 133, the inside of connecting groove 133 is provided with fixed block 134, the top and the bottom of fixed block 134 are connected with the internal surface fixed connection of protection limit 13 respectively, the inner wall fixed mounting who prevents grass cloth body 1 has cloth reinforcement 14, fixedly connected with strengthening band 15 between the cloth reinforcement 14.
In this embodiment, bleeder vent 12 is provided with a plurality of evenly distributed at the internal surface of water drainage tank 11, the ventilation effect of grass cloth body 1 is prevented in the abundant improvement, make inside plant fully grow, simultaneously protective edge 13 will prevent that grass cloth body 1 edge from gathering together and collecting, prevent that the turn-up phenomenon from appearing in long-time use, and stabilize the edge that will prevent grass cloth body 1 through pulling force rope 131 and fix, and the cooperation is protected the bead 132 and is prevented that the strong wind from scraping it and splitting or damaging, the toughness at grass cloth body 1 edge is prevented in the abundant improvement, cloth body rib 14 and strengthening band 15 improve simultaneously and prevent the inside toughness strength of grass cloth body 1.
Example 3
As shown in fig. 1 to 6, on the basis of embodiment 2, the present invention provides a technical solution: preferably, the concave type holds the internal surface of piece 31 and has seted up recess 321, the inside movable mounting of recess 321 has fixture block 322, the one end of fixture block 322 extends to the outside of recess 321, fixture block 322's other end fixedly connected with stopper 323, spacing groove 324 has been seted up to recess 321's top and bottom, stopper 323's top and bottom all extend to the inside of spacing groove 324, the inner wall fixed mounting of recess 321 has spring 325, the one end of spring 325 and one side fixed connection of stopper 323, joint hole 331 has been seted up to the surface of second ground awl 33, the surface swing joint of second ground awl 33 has firm piece 332, firm piece 332's bottom is provided with cushion 333, the one end of cushion 333 is connected with the surface fixed connection of second ground awl 33.
In this embodiment, fixture block 322 sets up relatively, spring 325 transmits elasticity to stopper 323, make stopper 323 extrusion fixture block 322, and drive its within range removal at spacing groove 324, make fixture block 322 joint to the inside of joint hole 331, so that accomodate first ground awl 32 and second ground awl 33, it is provided with a plurality of evenly distributed at the surface of second ground awl 33 to stabilize piece 332 simultaneously, when second ground awl 33 gets into soil inside, stabilize piece 332 and improve the area of contact of second ground awl 33 and soil, improve the ground power of grabbing of second ground awl 33 inside soil simultaneously, prevent that grass prevention cloth body 1 and ground awl device 3 from being blown open by strong wind, fully protect inside plant.
The working principle of the degradable composite material and the degradable grass cloth prepared by the composite material is described in detail below.
As shown in fig. 1-6, when in use, the first ground cone 32 and the second ground cone 33 are rotated, the connecting hole 34 is separated from the connecting block 35, and the concave accommodating block 31 is pushed, so that the concave accommodating block 31 presses down the first ground cone 32 and the second ground cone 33 and penetrates into the soil, the stabilizing block 332 increases the contact area and the ground gripping force of the second ground cone 33 and the soil, and prevents the grass cloth body 1 from being blown away by strong wind, the cushion block 333 prevents the stabilizing block 332 from being damaged due to too large rotation amplitude in the pressing and pulling processes, further protects the plants inside, and simultaneously protects the grass cloth body 1 by matching with the protecting edge 13, the grass cloth body 1 is conveniently fixed inside the protecting edge 13 by the pull rope 131, the cloth body reinforcing rib 132 improves the toughness of the edge of the grass cloth body 1 and prevents the edge curling phenomenon after long-time use, the cloth reinforcing lines 14 and the reinforcing strips 15 further improve the toughness strength inside the grass cloth body 1, and the use efficiency of the grass-proof cloth body 1 is improved.
The present invention has been described in general terms in the foregoing, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto based on the present invention. Therefore, modifications or improvements are within the scope of the invention without departing from the spirit of the inventive concept.
Claims (8)
1. The degradable composite material comprises 50 parts of polyvinyl alcohol, 20-30 parts of polyvinyl alcohol plasticizer, 25-30 parts of coupling agent, 100 parts of ester group and 15 parts of plasticizer, and is characterized in that: the ester group is polymethyl ethylene carbonate, the number average molecular weight of the polymethyl ethylene carbonate is 10.56 multiplied by 10.23, and the polymerization degree of polyvinyl alcohol is 850-1850.
2. The degradable composite of claim 1, wherein: the plasticizer is glycerol, and the alcoholysis degree of the polyvinyl alcohol is 77-85%.
3. A degradable grass protection cloth made of the composite material according to any one of claims 1-2, wherein the degradable grass protection cloth is characterized in that: the degradable grass-prevention cloth prepared by adopting the composite material comprises a grass-prevention cloth body (1), one end of the grass-prevention cloth body (1) is provided with a coiling rod (2), the bottom of the winding rod (2) is fixedly connected with a ground cone device (3), the top of the grass-prevention cloth body (1) is provided with a drainage groove (11), the inner surface of the drainage groove (11) is provided with an air vent (12), one end of the air vent (12) extends to the bottom of the grass-proof cloth body (1), the ground cone device (3) comprises a concave accommodating block (31), one end of the bottom of the concave accommodating block (31) is movably connected with a first ground cone (32), the other end of the bottom of the concave accommodating block (31) is movably connected with a second ground cone (33), the inner surface of the first ground cone (32) is provided with a connecting hole (34), and the inner surface of the ground cone device (3) is fixedly provided with a connecting block (35).
4. The degradable grass protection cloth made of composite materials according to claim 3, wherein: prevent both sides fixedly connected with protection edge (13) of grass cloth body (1), the both sides of preventing grass cloth body (1) extend to the inside of protection edge (13), the internal surface fixedly connected with pulling force rope (131) of protection edge (13), the external surface fixedly connected with protection bead (132) of pulling force rope (131), the one end of pulling force rope (131) and the one side fixed connection who prevents grass cloth body (1), connecting groove (133) have been seted up to the both sides of preventing grass cloth body (1), the inside of connecting groove (133) is provided with fixed block (134), the top and the bottom of fixed block (134) respectively with the internal surface fixed connection who prevents protection edge (13).
5. The degradable grass protection cloth made of composite materials according to claim 3, wherein: the inner wall of the grass-proof cloth body (1) is fixedly provided with cloth body reinforcing grains (14), and reinforcing belts (15) are fixedly connected between the cloth body reinforcing grains (14).
6. The degradable grass protection cloth made of composite material according to claim 3, wherein: the inner surface of the concave accommodating block (31) is provided with a groove (321), a clamping block (322) is movably mounted in the groove (321), one end of the clamping block (322) extends to the outside of the groove (321), the other end of the clamping block (322) is fixedly connected with a limiting block (323), the top and the bottom of the groove (321) are provided with a limiting groove (324), and the top and the bottom of the limiting block (323) extend to the inside of the limiting groove (324).
7. The degradable grass protection cloth made of composite material according to claim 6, wherein: the inner wall fixed mounting of recess (321) has spring (325), the one end of spring (325) and one side fixed connection of stopper (323).
8. The degradable grass protection cloth made of composite material according to claim 3, wherein: the joint hole (331) has been seted up to the surface of second ground awl (33), the surface swing joint of second ground awl (33) has stabilizing block (332), the bottom of stabilizing block (332) is provided with cushion (333), the one end of cushion (333) is connected with the surface fixed of second ground awl (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210548821.3A CN114957956A (en) | 2022-05-20 | 2022-05-20 | Degradable composite material and degradable grass-prevention cloth prepared from same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210548821.3A CN114957956A (en) | 2022-05-20 | 2022-05-20 | Degradable composite material and degradable grass-prevention cloth prepared from same |
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| CN114957956A true CN114957956A (en) | 2022-08-30 |
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| CN202210548821.3A Pending CN114957956A (en) | 2022-05-20 | 2022-05-20 | Degradable composite material and degradable grass-prevention cloth prepared from same |
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| CN215223516U (en) * | 2021-05-21 | 2021-12-21 | 江西威骏科技股份有限公司 | Dedicated easy decomposition type ecological grass cloth of preventing is planted to medicinal material |
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| CN101293994A (en) * | 2007-04-25 | 2008-10-29 | 河南天冠企业集团有限公司 | Multi-component totally degradable polymer composite and its method preparation |
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| CN210042884U (en) * | 2019-06-04 | 2020-02-11 | 东莞市登丰环保科技有限公司 | Breathable and permeable agricultural ecological grass-prevention cloth |
| CN214961482U (en) * | 2021-05-03 | 2021-12-03 | 江西威骏科技股份有限公司 | Dedicated high ventilative root guard of oranges and tangerines are planted and are prevented grass cloth |
| CN215223516U (en) * | 2021-05-21 | 2021-12-21 | 江西威骏科技股份有限公司 | Dedicated easy decomposition type ecological grass cloth of preventing is planted to medicinal material |
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