CN112616208A - Gardening ground cloth - Google Patents

Gardening ground cloth Download PDF

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Publication number
CN112616208A
CN112616208A CN202011521980.1A CN202011521980A CN112616208A CN 112616208 A CN112616208 A CN 112616208A CN 202011521980 A CN202011521980 A CN 202011521980A CN 112616208 A CN112616208 A CN 112616208A
Authority
CN
China
Prior art keywords
cloth
graphene electrothermal
electrothermal film
surface layer
bottom layer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202011521980.1A
Other languages
Chinese (zh)
Inventor
林伟
李昱佳
李宗耕
戚智勇
杨睿
李�杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chengdu Agricultural Science And Technology Center
Institute of Urban Agriculture of Chinese Academy of Agricultural Sciences
Original Assignee
Chengdu Agricultural Science And Technology Center
Institute of Urban Agriculture of Chinese Academy of Agricultural Sciences
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Chengdu Agricultural Science And Technology Center, Institute of Urban Agriculture of Chinese Academy of Agricultural Sciences filed Critical Chengdu Agricultural Science And Technology Center
Priority to CN202011521980.1A priority Critical patent/CN112616208A/en
Publication of CN112616208A publication Critical patent/CN112616208A/en
Priority to NL2028982A priority patent/NL2028982B1/en
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
    • H05B3/34—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs
    • H05B3/36—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs heating conductor embedded in insulating material
    • 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
    • A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
    • A01G9/24—Devices or systems for heating, ventilating, regulating temperature, illuminating, or watering, in greenhouses, forcing-frames, or the like
    • 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
    • A01G13/0262—Mulches, i.e. covering material not-pre-formed in mats or sheets
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B1/00—Details of electric heating devices
    • H05B1/02—Automatic switching arrangements specially adapted to apparatus ; Control of heating devices
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/02—Details
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
    • H05B3/12—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material
    • H05B3/14—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material the material being non-metallic
    • H05B3/145—Carbon only, e.g. carbon black, graphite
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
    • H05B3/34—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs
    • H05B3/342—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs heaters used in textiles
    • H05B3/347—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs heaters used in textiles woven fabrics
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
    • H05B2203/013—Heaters using resistive films or coatings
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
    • H05B2203/032—Heaters specially adapted for heating by radiation heating
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/25—Greenhouse technology, e.g. cooling systems therefor

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Protection Of Plants (AREA)
  • Catching Or Destruction (AREA)
  • Greenhouses (AREA)

Abstract

The application discloses a gardening ground cloth, which comprises a bottom layer, a surface layer, a graphene electrothermal film, a lead and a controller, wherein the graphene electrothermal film is positioned between the bottom layer and the surface layer; and the bottom layer and the surface layer are provided with convex structures in the areas which do not correspond to the graphene electrothermal film. In the gardening ground cloth, when the graphene electrothermal film is electrified, heat is generated to supply heat to crops in the greenhouse, and when the heat is not required to be supplied, the graphene electrothermal film is controlled to be powered off, so that the temperature in the greenhouse is controllable; the graphene electrothermal film has low power consumption, saves energy, and can release far infrared rays to promote crop growth; the bottom layer and the surface layer are provided with the raised structures in the areas which do not correspond to the graphene electrothermal film, so that the air circulation of the gardening ground fabric is enhanced, and the air permeability is enhanced.

Description

Gardening ground cloth
Technical Field
The application relates to the technical field of agricultural equipment, in particular to a gardening ground fabric.
Background
The garden ground cloth is a common ground-paving cloth in the agricultural field, has the functions of keeping and preventing weed growth, soil moisture and reducing water and soil loss, has the performances of water permeability, air permeability and heat preservation, and is widely applied to the aspects of greenhouses and the like.
In winter, the temperature of each area can be reduced, particularly in the northern area, the southwest area and the northwest area, the temperature of the greenhouse can not obviously meet the growth requirement of crops in the greenhouse, and the greenhouse needs to be heated to meet the requirement. At present heat greenhouse mainly still rely on the air conditioner, the heating installation, modes such as heating furnace heat, not only energy consumption is big and the heating is inhomogeneous in the canopy, plant is slow because of lacking illumination growth winter, when present horticulture is laid the use in the greenhouse, its function singleness is fixed, can't play any effect to temperature promotion in the canopy, and present horticulture is laid and is smooth structure, ground can be hugged closely after ground is executed with water, the gas permeability is poor, the use that restriction horticulture was laid.
Therefore, how to solve the above technical problems should be a great concern to those skilled in the art.
Disclosure of Invention
The utility model aims at providing a horticulture base cloth, this horticulture base cloth has the heating function, promotes vegetation, and the gas permeability is strong.
In order to solve the above technical problem, the present application provides a gardening ground cloth, comprising:
the device comprises a bottom layer, a surface layer, a graphene electrothermal film, a lead and a controller, wherein the graphene electrothermal film is positioned between the bottom layer and the surface layer;
and in the areas of the bottom layer and the surface layer which do not correspond to the graphene electrothermal film, the bottom layer and the surface layer are provided with convex structures.
Optionally, in the gardening ground fabric, the bottom layer is a calcium-magnesium needle-punched fiber membrane.
Optionally, in the gardening ground fabric, the surface layer is polypropylene grass cloth, wherein the polypropylene grass cloth is woven by a plurality of polypropylene flat filaments.
Optionally, in the gardening ground cloth, the polypropylene grass prevention cloth is black grass prevention cloth.
Optionally, in the gardening ground cloth, the graphene electrothermal films are strip-shaped, and the strip-shaped graphene electrothermal films are uniformly distributed between the bottom layer and the surface layer.
Optionally, in the gardening ground cloth, further comprising:
and the fixing nails are positioned on the edge of the gardening ground fabric.
Optionally, in the ground cloth of horticulture, the wire includes main wire and vice wire, the one end of vice wire with the strip graphite alkene electrothermal film is connected, the other end of vice wire pass through the buckle with main wire is connected.
Optionally, in the gardening ground cloth, further comprising:
the temperature regulator is arranged on the main guide line and comprises a shell, an electric energy input interface, an electric energy output interface and gears capable of regulating and controlling various temperature levels.
Optionally, in the gardening ground cloth, the shape of the convex structure is any one of hexagon, square and circle.
Optionally, in the gardening ground cloth, further comprising:
and the temperature sensor is connected with the controller.
The horticulture ground cloth that this application provided includes: the device comprises a bottom layer, a surface layer, a graphene electrothermal film, a lead and a controller, wherein the graphene electrothermal film is positioned between the bottom layer and the surface layer; and in the areas of the bottom layer and the surface layer which do not correspond to the graphene electrothermal film, the bottom layer and the surface layer are provided with convex structures.
Therefore, the gardening ground cloth comprises a bottom layer, a surface layer, the graphene electrothermal film and a controller, wherein the controller can control the power-on and power-off of the graphene electrothermal film; the graphene electrothermal film has low power consumption, saves energy, can release far infrared rays, promotes crop growth, and makes up for the defects of far infrared rays in the absence of illumination; in addition, the bottom layer and the surface layer are provided with convex structures in the areas which do not correspond to the graphene electrothermal films, so that the air circulation of the gardening ground fabric is enhanced, and the air permeability is enhanced.
Drawings
For a clearer explanation of the embodiments or technical solutions of the prior art of the present application, the drawings needed for the description of the embodiments or prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of a gardening ground fabric according to an embodiment of the present application;
FIG. 2 is a schematic cross-sectional view of a gardening ground cloth according to an embodiment of the present application;
fig. 3 is a schematic view of the gardening cloth of the present application in an actual use process.
Detailed Description
In order that those skilled in the art will better understand the disclosure, the following detailed description will be given with reference to the accompanying drawings. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
As described in the background art, when the current gardening ground fabric is used in a greenhouse, the function is single and fixed, the temperature in the greenhouse cannot be raised, the current gardening ground fabric is of a flat structure, the ground can be tightly attached to the ground after water is applied to the ground, and the air permeability is poor, so that the use of the gardening ground fabric is limited.
In view of the above, the present application provides a gardening ground fabric, please refer to fig. 1, fig. 1 is a schematic structural diagram of the gardening ground fabric provided in the embodiment of the present application, the gardening ground fabric includes:
the device comprises a bottom layer 1, a surface layer 2, a graphene electrothermal film 3 positioned between the bottom layer 1 and the surface layer 2, a lead 4 connected with the graphene electrothermal film 3, and a controller for controlling the power-on and power-off of the graphene electrothermal film 3, wherein the graphene electrothermal film 3 comprises a metal current-carrying strip, conductive ink containing graphene, and an insulating polyester film;
in the areas where the bottom layer 1 and the surface layer 2 do not correspond to the graphene electrothermal film 3, the bottom layer 1 and the surface layer 2 have a convex structure.
The graphene electrothermal film 3 can emit 5-14 μm infrared rays, and the insulating polyester film is generally a PET (Polyethylene terephthalate) film. The metal current-carrying strip is not particularly limited in this application and may be provided by itself. For example, the metal bus bar is a copper bus bar, or an iron bus bar, etc.
The graphene electrothermal films 3 are strip-shaped, and a plurality of strip-shaped graphene electrothermal films are uniformly distributed between the bottom layer 1 and the surface layer 2, so that the effect of uniform heating is achieved. The width of strip graphite alkene electric heat membrane is between 1 ~ 3cm, and the interval between the adjacent strip graphite alkene electric heat membrane can be 10cm, and horticulture is arranged the width and can be adjusted according to warmhouse booth actual conditions. However, the present application is not limited to this, and in other embodiments of the present application, the graphene electrothermal film 3 may also have a spiral shape, a disk shape, an S-shape, and the like.
When the temperature in the warmhouse booth did not reach the temperature threshold value, 3 circular telegrams of controller control graphite alkene electric heat membrane, produced the heat, when the temperature reached the temperature threshold value, 3 outage of controller control graphite alkene electric heat membrane stopped to produce the heat, avoided the high temperature to cause the injury to the crop.
Fig. 3 is a schematic view of the gardening ground fabric in the practical use process, the gardening ground fabric covers the ridges, and a plurality of gardening ground fabrics are connected in series.
Referring to fig. 2, fig. 2 is a schematic cross-sectional view of an AA cross-section of a gardening ground fabric, in which the bottom layer 1 and the surface layer 2 have a convex structure, so as to improve the air permeability of the gardening ground fabric, increase the air circulation, and promote the growth of crops.
The shape of the convex structure includes but is not limited to any one of hexagon, square and circle.
The bottom layer 1 has the effects of reducing downward heat transfer generated by the graphene electrothermal film 3, enabling the heat to be transferred upwards as much as possible, reducing heat loss, providing heat for the greenhouse as much as possible and having a heat preservation effect.
Preferably, the bottom layer 1 is a calcium-magnesium needle-punched fiber film, and the calcium-magnesium needle-punched fiber film has an excellent air-permeable, water-permeable and heat-insulating function, so that a good heat-insulating effect is achieved, and the heat utilization rate of the gardening ground fabric is improved. Of course, the present application is not limited to this, and the bottom layer 1 may be a foam plastic heat insulating material such as a foam board.
The surface layer 2 is used for transferring heat generated by the graphene electrothermal film 3 to an upper space, so that the temperature in the greenhouse is increased.
Preferably, top layer 2 prevents grass cloth for polypropylene, wherein, the grass cloth is prevented to polypropylene is woven by many polypropylene flat filaments and is formed, and the grass cloth is prevented to polypropylene is woven by many polypropylene flat filaments and is formed, makes polypropylene prevent that grass cloth has the gap, has good ventilative infiltration function, guarantees that the crop root carries out good respiration, absorbs the required moisture of growth. Of course, the present application is not limited to this, and the surface layer 2 may be other air permeable, water permeable and wear resistant materials or woven materials.
Furthermore, the polypropylene grass prevention cloth is black grass prevention cloth, absorbs solar rays, reduces irradiation of the solar rays to weeds under the non-woven cloth, and inhibits growth of the weeds.
The gardening ground cloth comprises a bottom layer 1, a surface layer 2, a graphene electrothermal film 3 and a controller, wherein the controller can control the power-on and power-off of the graphene electrothermal film 3, when the graphene electrothermal film 3 is powered on, the graphene electrothermal film 3 generates heat to supply heat to crops in a greenhouse, and when the heat is not required to be supplied, the graphene electrothermal film 3 is controlled to be powered off, so that the temperature in the greenhouse can be controlled; the graphene electrothermal film 3 is low in power consumption and energy-saving, and the graphene electrothermal film 3 can release far infrared rays, promote crop growth and make up for the defects of far infrared rays in the absence of illumination; in addition, the bottom layer 1 and the surface layer 2 are provided with convex structures in the areas which do not correspond to the graphene electrothermal film 3, so that the air circulation of the gardening ground fabric is enhanced, and the air permeability is enhanced.
In an embodiment of this application, when including many strip graphite alkene electric heat membrane in the ground cloth as horticulture, the wire includes main wire and vice wire, the one end of vice wire with strip graphite alkene electric heat membrane is connected, the other end of vice wire pass through the buckle with main wire is connected.
When the heating degree that needs adjust horticulture ground cloth, can control switching on and the disconnection of vice wire and main traverse line through the closure and the disconnection of adjusting the buckle, adjust the quantity of the graphite alkene electric heat membrane that heats. When a certain buckle is closed, the strip graphene corresponding to the buckle is heated, and when the certain buckle is disconnected, the strip graphene corresponding to the buckle is not heated. It can be understood that the number of the sub-wires is equal to the number of the strip-shaped graphene.
Further, the gardening ground cloth further comprises:
the temperature regulator is arranged on the main guide line and comprises a shell, an electric energy input interface, an electric energy output interface and gears capable of regulating and controlling various temperature levels. The temperature regulator is connected in series to the main conductor, and the number of temperature levels is not specifically limited in this application, and may be, for example, 2 th gear, 5 th gear, 6 th gear, and the like, where the higher the shift position is, the higher the temperature level is, the higher the heating power is. That is, ground cloth in this application not only can adjust the quantity of the graphite alkene electric heat membrane that heats, can also adjust the heating power of the graphite alkene electric heat membrane of heating, and temperature stability in the better maintenance canopy is more convenient and intelligent.
Optionally, in an embodiment of the present application, the gardening ground cloth further includes:
and the fixing nails are positioned on the edge of the gardening ground fabric.
Fix the horticulture ground cloth on ground through the staple, avoid the horticulture ground cloth to take place to curl, play the fold when receiving the exogenic action.
On the basis of any of the above embodiments, in an embodiment of the present application, the gardening ground cloth further includes:
and the temperature sensor is connected with the controller.
The temperature sensor is used for collecting the temperature in the greenhouse and sending the temperature to the controller, so that the controller controls the electrification and the outage of the graphene electrothermal film 3.
The embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same or similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The gardening ground cloth provided by the present application is described in detail above. The principles and embodiments of the present application are explained herein using specific examples, which are provided only to help understand the method and the core idea of the present application. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present application without departing from the principle of the present application, and such improvements and modifications also fall within the scope of the claims of the present application.

Claims (10)

1. A horticultural ground cloth, comprising:
the device comprises a bottom layer, a surface layer, a graphene electrothermal film, a lead and a controller, wherein the graphene electrothermal film is positioned between the bottom layer and the surface layer;
and in the areas of the bottom layer and the surface layer which do not correspond to the graphene electrothermal film, the bottom layer and the surface layer are provided with convex structures.
2. A horticultural ground cloth in accordance with claim 1, characterised in that the base layer is a calcium magnesium needle punched fibre membrane.
3. A horticultural ground cloth in accordance with claim 1, characterised in that the surface layer is a polypropylene grass cloth, wherein the polypropylene grass cloth is woven from a plurality of polypropylene flat filaments.
4. A horticultural ground cloth in accordance with claim 3, characterised in that the polypropylene grass cloth is a black grass cloth.
5. The horticultural ground cloth of claim 1, wherein the graphene electrothermal film is strip-shaped, and a plurality of strip-shaped graphene electrothermal films are uniformly distributed between the bottom layer and the surface layer.
6. The horticultural earth mat of claim 1, further comprising:
and the fixing nails are positioned on the edge of the gardening ground fabric.
7. The horticulture ground cloth of claim 5, wherein the conducting wire comprises a main conducting wire and an auxiliary conducting wire, one end of the auxiliary conducting wire is connected with the strip-shaped graphene electrothermal film, and the other end of the auxiliary conducting wire is connected with the main conducting wire through a buckle.
8. The horticultural ground fabric of claim 7, further comprising:
the temperature regulator is arranged on the main guide line and comprises a shell, an electric energy input interface, an electric energy output interface and gears capable of regulating and controlling various temperature levels.
9. The horticultural earth mat of claim 1, wherein the shape of the raised structures is any one of hexagonal, square and circular.
10. A horticultural ground cloth in accordance with any one of claims 1 to 9, further comprising:
and the temperature sensor is connected with the controller.
CN202011521980.1A 2020-12-21 2020-12-21 Gardening ground cloth Pending CN112616208A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202011521980.1A CN112616208A (en) 2020-12-21 2020-12-21 Gardening ground cloth
NL2028982A NL2028982B1 (en) 2020-12-21 2021-08-17 Weed barrier fabric

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011521980.1A CN112616208A (en) 2020-12-21 2020-12-21 Gardening ground cloth

Publications (1)

Publication Number Publication Date
CN112616208A true CN112616208A (en) 2021-04-06

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CN202011521980.1A Pending CN112616208A (en) 2020-12-21 2020-12-21 Gardening ground cloth

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NL (1) NL2028982B1 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108566847A (en) * 2018-06-27 2018-09-25 杭州文跃新能源科技有限公司 A kind of intelligent graphene constant temperature heating system for agricultural booth
CN210143428U (en) * 2019-04-22 2020-03-17 上海利物盛纳米科技有限公司 Flexible graphene heating device capable of being used for local heating of crops
CN210202648U (en) * 2019-05-15 2020-03-31 南京科孚纳米技术有限公司 Can convolute, folding graphite alkene composite sheet and far infrared greenhouse
CN210519921U (en) * 2019-08-07 2020-05-15 桐城市绿仓生态农膜有限公司 Double-color concave-convex grain type agricultural ecological grass prevention cloth
CN210695671U (en) * 2019-09-16 2020-06-09 常州市金秋织造有限公司 Needling composite grass-proof cloth

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4250398A (en) * 1978-03-03 1981-02-10 Delphic Research Laboratories, Inc. Solid state electrically conductive laminate
US9945080B2 (en) * 2005-02-17 2018-04-17 Greenheat Ip Holdings, Llc Grounded modular heated cover
WO2018098005A2 (en) * 2016-11-22 2018-05-31 Gentherm Gmbh Film heater and method of making

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108566847A (en) * 2018-06-27 2018-09-25 杭州文跃新能源科技有限公司 A kind of intelligent graphene constant temperature heating system for agricultural booth
CN210143428U (en) * 2019-04-22 2020-03-17 上海利物盛纳米科技有限公司 Flexible graphene heating device capable of being used for local heating of crops
CN210202648U (en) * 2019-05-15 2020-03-31 南京科孚纳米技术有限公司 Can convolute, folding graphite alkene composite sheet and far infrared greenhouse
CN210519921U (en) * 2019-08-07 2020-05-15 桐城市绿仓生态农膜有限公司 Double-color concave-convex grain type agricultural ecological grass prevention cloth
CN210695671U (en) * 2019-09-16 2020-06-09 常州市金秋织造有限公司 Needling composite grass-proof cloth

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NL2028982A (en) 2022-07-15

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RJ01 Rejection of invention patent application after publication

Application publication date: 20210406

RJ01 Rejection of invention patent application after publication