CN217217597U - Simple heat preservation device with two membranes - Google Patents

Abstract

The utility model provides a two simple and easy heat preservation device of membrane, wherein the big-arch shelter comprises a plurality of single canopy arch bars and the single canopy fossil fragments in top and locates rectangular pieces of land in a field face top, the big-arch shelter surface is equipped with the film, be equipped with two membrane bodies in it, two membrane bodies are by the wire net check, two way epiphragmas, a plurality of two way vertical films are constituteed, and hang under single canopy fossil fragments through drawing the steel wire, be equipped with two epiphragmas on its latticed face, its both sides simultaneously, both ends all are equipped with two and erect the membrane, the wire net check is fixed through the ligature rope with two epiphragmas, two way vertical films. Adding two membrane structures under extreme microthermal condition will protect the overwintering crop growth under the low temperature condition more effectively to this improves the overwintering environment of plant species, simultaneously, uses the heat preservation effect that ordinary film material can replace expensive material, when dealing with different temperature environment, still can relax the ligature at any time and carry out nimble dismouting, its low cost, set up convenience, cold resistance is good, strong adaptability, has effectively improved the heat preservation effect of economical heat preservation big-arch shelter.

Description

Simple heat preservation device with two membranes

Technical Field

The utility model belongs to the technical field of the big-arch shelter cultivation, concretely relates to simple and easy heat preservation device of two membranes.

Background

The greenhouse is a special device for most economic crops, and the greenhouse is formed by covering a film on the surface of the greenhouse, so that the plants can obtain the effects of early maturity and yield increase, and the application range of the greenhouse is increasingly wide along with the development of agricultural technology.

The greenhouse type used in greenhouse cultivation is various, wherein a three-longitudinal-four-card hot-dip galvanized steel pipe single greenhouse with the width of 8 meters is popularized in facility cultivation of southern field economic crops, the greenhouse type is simple to manufacture, single in material and low in relative cost, and can be widely popularized, the greenhouse type is generally made of phi 32 hot-dip galvanized steel pipes and corresponding accessories, the thin film is 8-10 silky PE films, when the temperature is normal (the temperature is about 0 ℃ in winter), the heat preservation effect can be achieved, if extreme weather (the temperature is lower than minus 3 ℃), crops growing in the greenhouse type often suffer from freezing damage due to poor heat preservation effect, and the yield reduction effect is caused. If the heat insulation material with high price is used instead, the required whole construction cost is extremely high due to the large coverage area required by the whole greenhouse, and the method cannot be suitable for popularization and application of conventional economic planting.

SUMMERY OF THE UTILITY MODEL

Not enough to above-mentioned prior art, the utility model provides a simple and easy heat preservation device of two membranes for effectively improve the heat preservation effect of heat preservation big-arch shelter under the economic cost, improve the environment of surviving the winter of plant.

The utility model discloses a following technical scheme implements: a simple heat preservation device for two films comprises a ridge surface, a greenhouse and two film bodies. The rectangular pieces of land are arranged on the ground, the greenhouse is composed of a plurality of single greenhouse arch rods which are longitudinally arranged side by side and single greenhouse keels which are longitudinally arranged at the tops of the single greenhouse keels and arranged above the rectangular pieces of land, a thin film covers the surface of the greenhouse, two film bodies are arranged in the inner cavity of the greenhouse, each film body is composed of a steel wire mesh, two top films and a plurality of two vertical films, the steel wire mesh is hung below the single greenhouse keels through traction steel wires, the two top films cover the grid surface of the steel wire mesh, two vertical films are vertically arranged on two sides and two ends of the steel wire mesh, the bottom edges of the two vertical films are vertically attached to the ground and are located outside the range of the rectangular pieces of land, frames made of steel pipes are arranged on the front and back edges of the steel wire mesh, and the frames are bound and fixed on end face stand columns of the greenhouse through binding ropes.

Furthermore, the butt joint part between the two top films and the two vertical films forms tight sewing through the clamping of a plurality of clamps.

Furthermore, the butt joint parts of the two vertical films form tight sewing through clamping of the clamps.

Furthermore, the steel wire mesh is formed by a plurality of transverse steel wires and a plurality of longitudinal steel wires in a staggered arrangement mode, and partial cross points between the transverse steel wires and the longitudinal steel wires are bound and fixed through steel binding wires.

Furthermore, the thin film, the two top films and the two vertical films are all made of PE.

Further, the plurality of the traction steel wires are longitudinally arranged in parallel.

Furthermore, a plurality of bathroom heater lamps are arranged below the steel wire meshes in a hanging mode.

The utility model has the advantages that: the device takes two film bodies arranged in the greenhouse and a steel wire mesh hung at the top of the two film bodies as a shaping frame of two top films and two vertical films, quickly builds a double-layer heat-preservation film body structure on the premise of ensuring the space utilization rate, and effectively protects the growth of overwintering crops under the low-temperature condition by adding the two film structures under the extremely low-temperature condition so as to improve the overwintering environment of the plants; meanwhile, the heat-insulation effect of expensive materials can be replaced by using common film materials, when different temperature environments are dealt with, the flexible assembly and disassembly can be carried out by loose binding at any time, the heat-insulation greenhouse is low in cost, convenient to erect, good in cold resistance and high in adaptability, the heat-insulation effect of the economical heat-insulation greenhouse is effectively improved, and the heat-insulation greenhouse is very suitable for popularization and application of conventional economic planting.

Drawings

Fig. 1 is a front view of an embodiment of the present invention;

fig. 2 is a side view of the structure of an embodiment of the present invention;

fig. 3 is a top view of an embodiment of the present invention.

In the figure: the greenhouse comprises 1-ridge surfaces, 2-greenhouses, 2 a-single-shed arch rods, 2 b-single-shed keels, 2 c-traction steel wires, 3-two film bodies, 3 a-steel wire meshes, 3 b-two top films, 3 c-two vertical films, 3 d-binding ropes, 3 e-frames, 3 f-transverse steel wires, 3 g-longitudinal steel wires, 3 h-cross points and 4-bathroom master lamps.

Detailed Description

The invention is described in further detail below with reference to the drawings and examples.

As shown in fig. 1-3, a simple two-film heat preservation device comprises a ridge surface 1, a greenhouse 2 and two film bodies 3. Wherein the bed surface 1 is arranged on the ground, the greenhouse 2 consists of a plurality of single greenhouse arch bars 2a which are longitudinally arranged in parallel and single greenhouse keels 2b which are longitudinally arranged at the top, and is arranged above the bed surface 1, the surface of the greenhouse 2 is covered with a film, meanwhile, the inner cavity of the single shed is provided with two film bodies 3, the two film bodies 3 consist of steel wire meshes 3a, two top films 3b and a plurality of two vertical films 3c, the steel wire meshes 3a are suspended below the single shed keel 2b through a plurality of longitudinally parallel traction steel wires 2c, the grid surface is covered with two top films 3b, two sides and two ends of the grid surface are respectively provided with two vertical films 3c which are vertically arranged, the bottom edges of the two vertical films 3c are vertically attached to the ground, and is positioned outside the range of the ridge surface 1, the edges of the front end and the rear end of the steel wire mesh 3a are provided with frames 3e made of steel pipes, and the frames are bound and fixed on the end surface upright posts of the greenhouse 2 by binding ropes 3 d. The two film spaces can ensure that the utilization rate of the cultivation space is not greatly influenced, and the binding arrangement of each part can ensure that the whole structure can be quickly erected and formed. Meanwhile, the two film structures are added under the extremely low temperature condition, and the double-layer heat preservation structure is utilized to take stagnant air as a heat insulation medium, so that the greenhouse 2 can be ensured to maintain the temperature in the greenhouse to be obviously higher than the outside in severe cold seasons, the growth of overwintering crops under the low temperature condition can be more effectively protected, and the overwintering environment of plants is effectively improved.

In this embodiment, the steel wire mesh 3a is formed by arranging a plurality of transverse steel wires 3f and a plurality of longitudinal steel wires 3g in a staggered manner, wherein partial cross points 3h between the transverse steel wires 3f and the longitudinal steel wires 3g are bound and fixed by steel binding wires, the butt joint parts between the two top films 3b and the two vertical films 3c form tight seams by clamping of a plurality of clamps, and the butt joint parts between the two vertical films 3c form tight seams by clamping of a plurality of clamps. When different temperature environments are met, such as temperature rise in summer, the binding ropes 3d can be used for binding the two vertical films 3c at any time to facilitate ventilation and heat dissipation, and when the temperature is reduced at night, the binding ropes 3d can be loosened to put down the two vertical films 3c to facilitate heat preservation of the greenhouse 2 at night, so that the flexible control of the temperature conditions in different seasons can be adapted.

In this embodiment, the thin film, the two top films 3b and the two vertical films 3c are all made of PE. The two films form the excellent heat insulation property of the double-layer heat insulation structure, so that the common PE film can replace a high heat insulation material to form heat insulation protection, the construction and manufacturing cost is effectively reduced, and the double-layer heat insulation PE film is very suitable for economical greenhouse construction.

In this embodiment, the bathroom heater lamp 4 is arranged below the steel wire mesh 3a in a hanging mode, the bathroom heater lamp 4 is hung above the cultivated crops and can radiate light and heat, and the excellent heat preservation characteristic of the two film structures is combined, so that the greenhouse environment in the extremely low temperature environment is ensured, and the overwintering growth of the cultivated crops is fully protected.

The above-described embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and it will be apparent to those skilled in the art that other modifications, changes and equivalents may be made without departing from the scope of the features defined in the claims, and all such modifications, changes and equivalents are deemed to fall within the scope of the present invention.

Claims (7)

1. The utility model provides a simple and easy heat preservation device of two membranes, includes rectangular pieces of land in a field, big-arch shelter, two membrane bodies, its characterized in that: the rectangular pieces of land in a field face is located on the ground, the big-arch shelter includes a plurality of single canopy arch bars that vertically parallel and the single canopy fossil fragments of top longitudinal arrangement, and set up in rectangular pieces of land in a field face top, big-arch shelter surface covering has the film, and its inner chamber is equipped with two membrane bodies, two membrane bodies are by wire net check, two way epiphragmas, a plurality of two way vertical films are constituteed, the wire net check hang through drawing the steel wire in single canopy fossil fragments below, its net face coats and is stamped two way epiphragmas, its both sides, both ends all respectively are equipped with a vertical arrangement two way vertical films, two way vertical film's base is hung down to be closed on the ground, and is in outside the rectangular pieces of land in a field face scope, wire net check both ends border around is equipped with the frame that the steel pipe was made to fix with the ligature rope ligature on the terminal surface stand of big-arch shelter.

2. The simple two-film insulation device of claim 1, characterized in that: and the butt joint part between the two top films and the two vertical films is clamped by a plurality of clamps to form sewing.

3. The two-film simple heat preservation device of claim 1, characterized in that: and the butt joint parts between the two vertical films form stitching by clamping of a plurality of clamps.

4. The two-film simple heat preservation device of claim 1, characterized in that: the steel wire mesh is formed by arranging a plurality of transverse steel wires and a plurality of longitudinal steel wires in a staggered mode, wherein part of cross points between the transverse steel wires and the longitudinal steel wires are bound and fixed through steel binding wires.

5. The two-film simple heat preservation device of claim 1, characterized in that: the thin film, the two top films and the two vertical films are all made of PE.

6. The two-film simple heat preservation device of claim 1, characterized in that: the plurality of traction steel wires are longitudinally arranged in parallel.

7. The simple two-film insulation device of claim 1, characterized in that: and a plurality of bathroom heater lamps are arranged below the steel wire meshes in a hoisting mode.

Images