CN216650730U

CN216650730U - Permeable and breathable mulching film

Info

Publication number: CN216650730U
Application number: CN202123099251.4U
Authority: CN
Inventors: 乔宪宾; 乔梁; 祝红亮; 徐志民
Original assignee: Shandong Lishan Film Co ltd
Current assignee: Shandong Lishan Film Co ltd
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-06-03
Anticipated expiration: 2031-12-10

Abstract

The utility model discloses a water-permeable breathable mulching film, which comprises a soft film and a hard film; the flexible membrane is a PE thin membrane, plant fibers are arranged in the flexible membrane, the thickness of the flexible membrane is 0.01-0.02mm, and round seedling holes which are uniformly arranged are formed in the top of the flexible membrane; the hard film is a PE plate, the hard film is connected with the soft film through a pressing edge, the thickness of the hard film is 3-4mm, a plurality of inverted-cone-shaped water permeable holes are formed in the hard film, the water permeable film is arranged at the tops of the water permeable holes, a lock catch is arranged on one side of the hard film opposite to the pressing edge, and the hard film can be connected with the connecting plate.

Description

Permeable and breathable mulching film

Technical Field

The utility model belongs to the technical field of mulching films, and particularly relates to a water-permeable and breathable mulching film.

Background

Mulching film, i.e., ground covering film, is usually a transparent or black PE film, and also has green and silver films, and is used for ground covering to increase the temperature of soil, maintain the moisture of soil, maintain the soil structure, prevent pests from attacking crops and diseases caused by certain microorganisms, etc., and promote the growth of plants.

In arid regions, water resources are very valuable, and after plants are watered thoroughly once, most of water permeates into soil and is continuously evaporated through the ground surface except for a small part of water for the roots of the plants to absorb, and the evaporated water can be prevented from being dispersed and lost by using a mulching film for covering. However, the existing mulching film prevents water from evaporating, blocks the absorption of precipitation, has poor air permeability and very limited use effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide the water-permeable and air-permeable mulching film which has the advantages of water permeability, evaporation loss prevention and excellent air permeability.

In order to achieve the purpose, the utility model provides the following technical scheme: a water-permeable and air-permeable mulching film comprises a soft film and a hard film; the flexible membrane is a PE thin film, plant fibers are arranged in the flexible membrane, the thickness of the flexible membrane is 0.01-0.02mm, and round seedling holes are uniformly arranged at the top of the flexible membrane; the hard film is a PE plate, the hard film is connected with the soft film through a pressing edge, the thickness of the hard film is 3-4mm, a plurality of inverted-cone-shaped water permeable holes are formed in the hard film, the water permeable film is arranged at the tops of the water permeable holes, a lock catch is arranged on one side of the hard film opposite to the pressing edge, and the hard film can be connected with the connecting plate.

Preferably, the plant fiber is one or more of cotton fiber, tree crushing and screening fiber, weed crushing and screening fiber and straw crushing and screening fiber.

Preferably, the addition amount of the plant fiber in the soft film is 1-2% of the total weight.

Preferably, the diameter of the seedling hole is 2-3 cm.

Preferably, the diameter of the top of the water permeable hole is 2-3mm, and the diameter of the bottom of the water permeable hole is 1-1.5 mm.

Preferably, the permeable membrane is connected with the hard membrane through a fixed edge, the permeable membrane consists of an upper membrane and a lower membrane, the upper membrane and the lower membrane are mutually covered, and the permeable membrane is a PE membrane with the thickness of 0.006-0.008 mm.

Preferably, the water permeable membrane is downwardly concave.

Preferably, the connecting plate also has a plurality of water permeable holes and a water permeable membrane, the connecting plate is in a strip shape, and two opposite sides of the connecting plate are provided with lock catches.

Compared with the prior art, the utility model has the beneficial effects that: firstly, the design is simple, and the production and the manufacture are easy; secondly, the plant fiber increases the air permeability, thereby being beneficial to the growth of crops and the proliferation of probiotics to maintain a good symbiotic environment; thirdly, the water permeable holes and the plant fibers increase the water seepage effect, and the water permeable film can effectively prevent water from evaporating, plays a role in water retention and is beneficial to saving water resources; fourthly, the dura mater and the connecting plate can be repeatedly utilized, which is favorable for reducing the material cost.

Other features of the present disclosure and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present disclosure or technical solutions in related arts, the drawings used in the description of the embodiments or related arts will be briefly introduced below, it is obvious that the drawings in the description below are only embodiments of the present disclosure, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic view of the entire mulching film of the present invention;

FIG. 2 is an enlarged schematic view of the mulching film structure A of the present invention;

fig. 3 is a partial schematic view of the mulch film of the utility model.

In the figure: 1. the plant seedling culture medium comprises a soft membrane, 2 parts of a hard membrane, 3 parts of a seedling hole, 4 parts of a lock catch, 5 parts of a pressing edge, 6 parts of a fixing edge, 7 parts of a permeable membrane, 8 parts of a permeable hole, 9 parts of a lower membrane, 10 parts of an upper membrane, 11 parts of a plant fiber, 12 parts of a connecting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses. 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 invention.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be discussed further in subsequent figures.

Spatially relative terms, such as "above … …," "above … …," "above … … surface," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Referring to fig. 1, 2 and 3, the present invention provides a technical solution: a water-permeable and air-permeable mulching film comprises a soft film 1 and a hard film 2; the flexible film 1 is a PE thin film, plant fibers 11 are arranged in the flexible film 1, the thickness of the flexible film 1 is 0.02mm, and round seedling holes 3 which are uniformly arranged are formed in the top of the flexible film 1; hard coat 2 is the PE board, hard coat 2 is connected through pressfitting limit 5 with mantle 1, and pressfitting limit 5 forms through the pressfitting of mould on hard coat 2 after 1 heating of mantle melts, 2 thickness of hard coat is 3mm, be equipped with the several obconic hole 8 of permeating water on the hard coat 2, it is equipped with the membrane 7 of permeating water to permeate water hole 8 top, hard coat 2 is equipped with hasp 4 with 5 relative one sides in pressfitting limit, hard coat 2 still can link to each other with connecting plate 12.

Specifically, the plant fibers 11 are obtained by crushing and sieving cotton fibers and straws through a 200-mesh screen, and are co-extruded in plastic particles during extrusion molding in the production of the soft film 1, so that the plant fibers 11 are randomly distributed in the soft film 1, and the air permeability of the soft film 1 is improved due to the porous performance of the plant fibers 11.

Specifically, the addition amount of the plant fiber 11 in the soft film 1 is 1.1% of the total weight.

Specifically, the diameter of the seedling hole 3 is 2 cm.

Specifically, the diameter of 8 tops of the water permeable holes is 2.5mm, and the diameter of 8 bottoms of the water permeable holes is 1.2 mm.

It is specific, the membrane 7 of permeating water links to each other through fixed limit 6 with dura mater 2, and fixed limit 6 forms for the direct pressfitting of mould after 7 marginal heating of membrane of permeating water, the membrane 7 of permeating water comprises upper strata membrane 10 and lower floor's membrane 9, cover each other between upper strata membrane 10 and the lower floor's membrane 9, open when receiving the water droplet to push down, keep the cover state in order to reduce the evaporation of water when no water droplet pressure, the membrane 7 of permeating water is thickness 0.008 mm's PE membrane.

Specifically, the permeable membrane 7 is sunken downwards, is favorable for accepting rainwater and manually watering, and water drops are poured into the permeable holes 8 by water drop gravity after being connected.

Specifically, the connecting plate 12 is also provided with a plurality of permeable holes 8 and permeable membranes 7, the connecting plate 12 is in a long strip shape, and two opposite sides of the connecting plate 12 are provided with lock catches 4.

During the installation plastic film, cover mantle 1 on rectangular pieces of land in a field the face, in dura mater 2 placed the ditch in, make the seedling hole 3 in carry into the crop, dura mater 2 lid is according to the connecting plate 12 of the corresponding width of width cooperation of ditch in the ditch of high rectangular pieces of land one side, carries on dura mater 2 hasp 4 and fixes on connecting plate 12 hasp 4, carries out monoblock field laying membrane on the same reason, and the mantle 1 that finishes using and dura mater 2 all can retrieve and recycle.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a ventilative plastic film of infiltration, includes mantle (1) and dura mater (2), its characterized in that: the flexible film (1) is a PE film, plant fibers (11) are arranged in the flexible film (1), the thickness of the flexible film (1) is 0.01-0.02mm, and round seedling holes (3) which are uniformly arranged are formed in the top of the flexible film (1); dura mater (2) is the PE board, dura mater (2) are connected through pressfitting limit (5) with mantle (1), dura mater (2) thickness is 3-4mm, be equipped with several obconical hole (8) of permeating water on dura mater (2), it is equipped with membrane (7) of permeating water to permeate water hole (8) top, dura mater (2) are equipped with hasp (4) with one side that pressfitting limit (5) is relative, dura mater (2) still can link to each other with connecting plate (12).

2. The water-permeable and air-permeable mulching film according to claim 1, wherein: the diameter of the seedling hole (3) is 2-3 cm.

3. The water-permeable and air-permeable mulching film according to claim 1, wherein: the diameter of the top of the water permeable hole (8) is 2-3mm, and the diameter of the bottom of the water permeable hole (8) is 1-1.5 mm.

4. The water-permeable and air-permeable mulching film according to claim 1, wherein: the utility model discloses a waterproof membrane, including the dura mater (2), the membrane of permeating water (7) links to each other through fixed limit (6) with dura mater (2), the membrane of permeating water (7) comprises upper strata membrane (10) and lower floor's membrane (9), cover each other between upper strata membrane (10) and lower floor's membrane (9), the membrane of permeating water (7) is thickness 0.006-0.008 mm's PE membrane.

5. The water permeable and air permeable mulching film according to claim 1, wherein: the water permeable membrane (7) is concave downwards.

6. The water-permeable and air-permeable mulching film according to claim 1, wherein: the connecting plate (12) is also provided with a plurality of water permeable holes (8) and water permeable membranes (7), the connecting plate (12) is in a long strip shape, and two opposite sides of the connecting plate (12) are provided with lock catches (4).