CN210746349U

CN210746349U - Double-layer plastic greenhouse in cold area planting and breeding alternate area

Info

Publication number: CN210746349U
Application number: CN201921272538.2U
Authority: CN
Inventors: 李凤兰; 冯哲; 陈勤; 何流琴; 徐永清; 袁强; 吴建; 冯艳忠; 张友明
Original assignee: Northeast Agricultural University
Current assignee: Northeast Agricultural University
Priority date: 2019-08-07
Filing date: 2019-08-07
Publication date: 2020-06-16
Anticipated expiration: 2029-08-07

Abstract

The utility model relates to a double-layer plastic greenhouse in a cold area planting and breeding alternate area, which comprises a winter-breeding summer area, a summer-breeding winter area, an interlayer heat preservation quilt, an inner film ventilation zone, a ventilation window, an outer plastic film, an inner plastic film, a short wall, a greenhouse door, a gable wall, a single arch, an inner greenhouse arch and an outer greenhouse arch; the winter cultivation and summer cultivation area is arranged on the north half side of the greenhouse, the summer cultivation and winter cultivation area is arranged on the south half side of the greenhouse, the heat preservation layer is arranged between the inner plastic film and the outer plastic film and is arranged on the single-layer arch frame, the inner film ventilation belt is arranged on the inner side of the inner greenhouse arch frame, the ventilation window is arranged on the short wall, the greenhouse door is arranged on the greenhouse gable wall, the outer plastic film is arranged outside the short wall and the gable wall and is supported by the outer greenhouse arch frame, and the inner plastic film is arranged in the short wall and the gable wall and is supported by the inner greenhouse arch frame. Has the characteristics of strong heat preservation and moisture retention, high crop alternate planting and breeding productivity and simple and convenient operation.

Description

Double-layer plastic greenhouse in cold area planting and breeding alternate area

Technical Field

The application belongs to the technical field of warmhouse booth, concretely relates to cold area is grown and is changed district's double-deck hot house booth.

Background

The climate in cold areas is characterized by large temperature difference between day and night, low temperature in winter, and easy formation of severe weather such as large-scale storm, rain, snow and the like, which requires higher strength and stability for greenhouses and plastic greenhouses, can adapt to various extreme severe climates, has better heat preservation to meet the normal growth of crops in the greenhouses in winter and spring, has high requirement for building foundations for sunlight energy-saving greenhouses, has high production cost, is not suitable for wide application, has poor heat preservation effect of common greenhouses, has narrow cultivation range after early autumn and late autumn, and has large temperature difference at the north and south sides in the greenhouses due to great difference of solar radiation received at the north and south sides of the greenhouses, thereby influencing the growth of the crops.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a can keep warm cultivation in winter, the cultivation of cooling down in summer and the cultivation in advance, postpone of spring and autumn suitable for cold region climatic characteristics, can cultivate double-deck hot house of taking turns.

The utility model provides a double-deck hot house in rotation district is supported in cold area includes that winter supports summer kind district, summer supports winter kind district, keeps warm by, inner membrance ventilation zone, ventilation window, outer plastic film, interior plastic film, short wall, canopy door, gable, single arch, interior canopy arch and outer canopy arch. Support winter and cultivate in the district and establish in the northern half side of big-arch shelter, winter is supported in summer and plants in the district and establish in the southern half side of big-arch shelter, keep warm and set up between inner plastic film and outer plastic film, install on single arch centering, inner membrance ventilation zone installs at the inner shed arch centering inboardly, ventilation window sets up on short wall, the canopy door sets up on the big-arch shelter gable, outer plastic film installs outside short wall and gable, is supported by outer canopy arch, inner plastic film installs in short wall and gable, is supported by inner shed arch.

Preferably, the winter and summer seed cultivation areas and the summer seed cultivation areas are distributed on two sides of the greenhouse, and an inner membrane ventilation belt is arranged between the two areas.

Preferably, the outer plastic film is a vertically-lifting outer plastic film.

Preferably, the inner plastic film is a vertical lifting inner plastic film, the sealing grooves are arranged in the low wall and the gable wall, and the sealing strips are used for sealing.

Preferably, the short walls are arranged on the north and south sides of the greenhouse, and ventilation windows are arranged on the short walls.

Preferably, the inner membrane ventilation belt is a manual or electric adjusting ventilation belt.

Preferably, the heat preservation quilt is an interlayer heat preservation quilt, the folding and unfolding are controlled by a rocker arm quilt rolling machine, and the rocker arm quilt rolling machine is installed on one side of the greenhouse.

The utility model has the advantages that: the double-layer greenhouse structure is adopted, a heat preservation layer is formed between the outer greenhouse and the inner greenhouse, then the interlayer heat preservation quilt is adopted, the heat preservation and moisture preservation performance of the greenhouse is enhanced, the ventilation window and the liftable plastic film are used for preserving heat, ventilating, cooling and dehumidifying, the greenhouse is provided with the winter-cultivation summer-cultivation area, and the summer-cultivation winter-cultivation area is provided for crops in different seasons to be suitable for growing environments, so that the productivity is improved.

Drawings

FIG. 1 is a structural diagram of a double-layer plastic greenhouse in a cold area planting and breeding rotation area of the utility model;

FIG. 2 is a structural view of an arch frame of a double-layer plastic greenhouse in a cold area planting and breeding rotation area of the utility model;

FIG. 3 is a view of the connection structure of the low wall and the inner plastic film;

wherein, 1, a summer breeding area is bred in winter; 2. a winter breeding area is cultivated in summer; 3. a heat preservation quilt; 4. an inner membrane ventilation zone; 5. a ventilation window; 6. an outer plastic film; 7. an inner plastic film; 8. a low wall; 9. a shed door; 10. a gable wall; 11. a single arch frame; 12. an inner shed arch frame; 13. an outer shed arch frame; 14. a sealing strip; 15. sealing the groove.

Detailed Description

The following detailed description of specific embodiments of the present disclosure will be described in conjunction with the accompanying drawings to assist those skilled in the art to more fully understand the present disclosure.

As shown in fig. 1, the double-layer plastic greenhouse in the cold area planting and breeding alternate area comprises a winter planting and breeding area 1, a summer planting and breeding area 2, a heat preservation quilt 3, an inner membrane ventilation belt 4, a ventilation window 5, an outer plastic film 6, an inner plastic film 7, a short wall 8, a greenhouse door 9, a gable wall 10, a single-arch 11, an inner greenhouse arch 12 and an outer greenhouse arch 13. Support winter and cultivate 1 in the summer and establish in the northern half side of big-arch shelter, support winter and cultivate 2 in the summer and establish in the southern half side of big-arch shelter, keep warm by 3 sets up between inner plastic film 7 and outer plastic film 6, install on single arch centering 11, inner membrance ventilation zone 4 is installed at inner shed centering 12 inboardly, ventilation window 5 sets up on short wall 8, canopy door 9 sets up on big-arch shelter gable 10. The outer plastic film 6 is installed outside the short wall 8 and the gable wall 10, and is supported by an outer shed arch 13 as shown in fig. 2. The inner plastic film 7 is installed in the low wall 8 and the gable wall 10, and is supported by an inner shed arch 12 as shown in fig. 2.

The winter-cultivation and summer-cultivation area 1 and the summer-cultivation and winter-cultivation area 2 are distributed on two sides of the greenhouse, and an inner membrane ventilation belt 4 is arranged between the two areas.

The outer plastic film 6 is a vertically lifting outer plastic film.

As shown in fig. 3, the inner plastic film 7 is a vertically ascending and descending inner plastic film, a sealing groove 15 is provided in the low wall 8 and the gable wall 10, and the sealing is performed by inserting a sealing strip 14 into the sealing groove 15.

The short walls 8 are arranged on the north and south sides of the greenhouse, and are provided with ventilation windows 5.

The inner membrane ventilating belt 4 is a manual or electric adjusting ventilating belt.

The heat preservation quilt 3 is a sandwich heat preservation quilt, is controlled to be stored and released by a rocker arm quilt rolling machine (not shown in the figure), and is arranged on one side of the greenhouse.

In the application of the double-layer plastic greenhouse in the cold area planting and breeding alternate area, the heat transfer of the plastic film follows the following formula:

Q＝KS(t1-t2)

wherein: k is the conductivity coefficient of the double-layer plastic film, 5.0W/(m)²DEG C.); s is the area of the plastic film, m²(ii) a t1 is the temperature of the air in the shed, DEG C; t2 is the temperature of the air outside the shed at DEG C. For S greater than or equal to 1000m²In the case of (3), when Q > 100000W, the cover sandwich was incubated for 24 hours a day. Less than 1000m for S²In the case of (3), when Q > 80000W, the cover sandwich was incubated 24 hours a day.

While the preferred embodiments of the present invention have been described, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the general inventive concept, and it is intended to cover all such changes and modifications as fall within the true spirit and scope of the invention.

Claims

1. A double-layer plastic greenhouse in a cold area planting and breeding alternate area comprises a winter-growing and summer-growing area (1), a summer-growing and winter-growing area (2), a heat preservation quilt (3), an inner membrane ventilation zone (4), a ventilation window (5), an outer plastic film (6), an inner plastic film (7), a short wall (8), a greenhouse door (9), a gable (10), a single arch (11), an inner greenhouse arch (12) and an outer greenhouse arch (13), and is characterized in that the winter-growing and summer-growing area (1) is arranged on the north half side of the greenhouse, the summer-growing and winter-growing area (2) is arranged on the south half side of the greenhouse, the heat preservation quilt (3) is arranged between the inner plastic film (7) and the outer plastic film (6) and is arranged on the single arch (11), the inner membrane ventilation zone (4) is arranged on the inner greenhouse arch (12) inner side, the ventilation window (5) is arranged on the short wall (8), and the greenhouse door (9) is arranged on the gable wall (10), the outer plastic film (6) is arranged outside the short wall (8) and the gable wall (10) and supported by an outer shed arch (13), and the inner plastic film (7) is arranged inside the short wall (8) and the gable wall (10) and supported by an inner shed arch (12).

2. The double-layer plastic greenhouse in the cold area planting and breeding alternate area according to claim 1, wherein the winter-planting and summer-planting area (1) and the summer-planting and winter-planting area (2) are distributed on two sides of the greenhouse, and an inner membrane ventilation belt (4) is arranged between the two areas.

3. The double-layer plastic greenhouse in the cold area planting and breeding rotation area as claimed in claim 1, wherein the outer plastic film (6) is an up-down vertically lifting outer plastic film.

4. The double-layer vinyl house of the cold area planting and breeding alternate area according to claim 1, wherein the inner plastic film (7) is vertically lifted up and down, sealing grooves (15) are formed in the short wall (8) and the gable wall (10), and sealing is performed by adopting sealing strips (14) to be embedded into the sealing grooves (15).

5. The double-layer plastic greenhouse in the cold area planting and breeding alternate area as claimed in claim 1, wherein the low walls (8) are arranged at the north and south sides of the greenhouse, and are provided with ventilation windows (5).

6. The double-layer plastic greenhouse in the cold area cultivation and rotation area as claimed in claim 1, wherein the inner membrane ventilation zone (4) is a manual or electric adjusting ventilation zone.

7. The double-layer plastic greenhouse in the cold area planting and breeding alternate area according to claim 1, wherein the heat preservation quilt (3) is an interlayer heat preservation quilt, the folding and unfolding are controlled by a rocker arm quilt rolling machine, and the rocker arm quilt rolling machine is installed on one side of the greenhouse.