CN217523376U

CN217523376U - Energy-saving greenhouse

Info

Publication number: CN217523376U
Application number: CN202220556348.9U
Authority: CN
Inventors: 沈黎明
Original assignee: Shanghai Farm Garden Green Engineering Co ltd
Current assignee: Shanghai Farm Garden Green Engineering Co ltd
Priority date: 2022-03-15
Filing date: 2022-03-15
Publication date: 2022-10-04
Anticipated expiration: 2032-03-15

Abstract

The utility model discloses an energy-conserving warmhouse booth belongs to agricultural greenhouse equipment technical field, and this warmhouse booth includes first wall body, second wall body, rack and sets up the cover membrane on the rack, and the one end setting of rack is on first wall body, and the other end setting is equipped with first heat accumulation layer on the second wall body in the first wall body, is equipped with second heat accumulation layer in the second wall body. The utility model is provided with two wall bodies, both the north and south ends in the greenhouse can store heat and radiate heat, thereby improving the heat preservation effect and reducing the influence of freezing damage on plants in the greenhouse; the wall body is provided with the heat absorption layer, so that the heat storage capacity is improved, and the heat absorption layer of the second wall body is directly irradiated by sunlight, so that the heat absorption effect is good; two heat preservation devices with inflatable heat preservation films are arranged, so that the thickness of the wall body and the structural cost are reduced, and the heat preservation effect is good.

Description

Energy-saving greenhouse

Technical Field

The utility model belongs to the technical field of agricultural greenhouse equipment, concretely relates to energy-conserving warmhouse booth.

Background

The greenhouse is also called a greenhouse, can transmit light and keep warm (or heat), and is used for a facility for cultivating plants. The greenhouse is a common greenhouse, is covered on a greenhouse frame by using a film, can keep proper temperature in seasons unsuitable for plant growth to guarantee the growth of plants, and is used for cultivating or growing seedlings of plants such as warm vegetables, flowers and trees in low-temperature seasons. The existing greenhouse is often provided with a heat-insulating north wall, the heat-insulating north wall utilizes sunlight for heat storage in daytime and heat release at night to ensure the temperature in the greenhouse, but the temperature of the heat-insulating north wall is far away from the south end of the heat-insulating north wall in the greenhouse in the latter half night, and the temperature regulation effect of the heat-insulating north wall is limited due to the long distance, so that the south end plants are greatly influenced by low temperature, and the growth of the plants is not facilitated.

SUMMERY OF THE UTILITY MODEL

The technical problem is as follows: to the above-mentioned problem that exists among the prior art, the utility model aims to solve the technical problem that an energy-conserving warmhouse booth improves big-arch shelter effect of keeping warm at night is provided.

The technical scheme is as follows: in order to solve the technical problem, the utility model discloses a technical scheme as follows:

the energy-saving greenhouse comprises a first wall body, a second wall body, a shed frame and a covering film arranged on the shed frame, wherein one end of the shed frame is arranged on the first wall body, the other end of the shed frame is arranged on the second wall body, a first heat storage layer is arranged in the first wall body, and a second heat storage layer is arranged in the second wall body.

Preferably, a first heat absorption layer is arranged on one side of the first wall body, which is positioned in the greenhouse, and a second heat absorption layer is arranged on one side of the second wall body, which is positioned outside the greenhouse.

Preferably, one side of the first wall body, which is located outside the greenhouse, is provided with a first heat preservation device, the first heat preservation device comprises a first support frame and a first inflatable heat preservation film arranged on the first support frame, the first inflatable heat preservation film is provided with a first air nozzle, and the first inflatable heat preservation film covers the outer side of the first wall body in an inflated state.

Preferably, the first inflatable heat-insulation film is provided with a first limiting rod.

Preferably, the second wall body is equipped with the second heat preservation device on the one side that is located the outside of the big-arch shelter, the second heat preservation device includes the second support frame and sets up heat preservation membrane is aerifyd to the second on the second support frame, the heat preservation membrane is aerifyd to the second and is equipped with the second air cock, the heat preservation membrane is aerifyd to the second and covers under the inflation state the second wall body outside.

Preferably, the second inflatable heat-insulation film is provided with a second limiting rod.

Preferably, a heat storage material is provided in each of the first heat storage layer and the second heat storage layer.

Has the beneficial effects that: compared with the prior art, the utility model has the advantages of it is following: 1. the two walls are arranged, so that heat can be stored and dissipated at the north and south ends in the greenhouse, the heat insulation effect is improved, and the influence of freezing damage on plants in the greenhouse is reduced; 2. the heat absorption layer is arranged to improve the heat storage capacity, and the heat absorption layer of the second wall body directly receives sunlight irradiation, so that the heat absorption effect is good; 3. two heat preservation devices with inflatable heat preservation films are arranged, so that the thickness of the wall body and the structural cost are reduced, and the heat preservation effect is good.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of the first thermal insulation device according to the embodiment.

Detailed Description

The present invention will be further illustrated by the following specific examples, which are carried out on the premise of the technical scheme of the present invention, and it should be understood that these examples are only for illustrating the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1 and 2, an energy-saving greenhouse comprises a first wall body 1, a second wall body 2, a greenhouse frame 3 and a covering film 4, wherein the sun shines from south in northern China, so that in the embodiment, the first wall body 1 is arranged at the north end and can be called as a north wall, the second wall body 2 is arranged at the south end and can be called as a south wall, the first wall body 1 is higher in height and serves as a bearing wall and a main heat insulation wall, the second wall body 2 is lower in height and does not influence sunlight in the greenhouse and serves as an auxiliary heat insulation wall, the greenhouse frame 3 is arranged on the two wall bodies in a crossing manner, the covering film 4 covers the greenhouse frame 3, and the area formed by enclosing the first wall body and the second wall body is a heat insulation area of the greenhouse.

A first heat storage layer 11 is arranged in the middle of the first wall body 1, a first heat absorption layer 12 is arranged on one side of the first wall body in the greenhouse, the first heat absorption layer 12 is tightly attached to the first heat storage layer 11, the first heat absorption layer 12 receives sunlight irradiation to absorb heat and transfers the heat to the first heat storage layer 11 for storage in the daytime, the heat of the first heat storage layer 11 is continuously released at night, and the proper temperature in the greenhouse is kept; similarly, be equipped with second heat accumulation layer 21 in the second wall body 2, second wall body 2 is located and is equipped with second heat-sink shell 22 on the one side outside the big-arch shelter, and second heat-sink shell 22 directly accepts sunshine and shines, and the centre does not have the film separation, and the heat absorption effect is better, for the part that is close to south end provides the heat source night, prevents in the big-arch shelter that south end from getting into the back temperature reduction of midnight excessive, guarantees vegetation in the big-arch shelter.

The first heat absorption layer 12 and the second heat absorption layer 22 are made of coal and carbon black mixed slurry, are uniformly coated on the heat absorption layers, and utilize the black light absorption principle to improve the temperature of the wall body and increase the heat storage capacity of the wall body.

The first heat storage layer 11 and the second heat storage layer 21 are both provided with heat storage materials, the heat storage materials can be sensible heat storage materials or phase-change heat storage materials, the sensible heat storage materials are used for storing heat by utilizing the temperature change process of substances, the sensible heat storage technology in all the heat storage materials is the simplest and mature, the sensible heat storage materials are cheap and easily available and are divided into two types, namely liquid and solid, the liquid materials are common such as water, and the solid materials are common such as rocks, cobblestones, soil and the like. The phase-change heat storage material stores and utilizes heat by utilizing phase-change heat generated by substances in the phase-change (such as solidification/melting, condensation/vaporization, solidification/sublimation and the like) process, compared with a sensible heat storage material, the phase-change heat storage material has high heat storage density, can release a large amount of heat at constant temperature through phase change, can be used for solar energy storage and heat supply of a greenhouse at low temperature, and has the advantages of high heat storage density (generally reaching more than 200 kJ/kg) in a latent heat storage mode, approximately isothermal heat storage and release processes, easy control of the processes and the like.

The first wall body 1 is provided with a first heat preservation device 5 on one side outside the greenhouse, the first heat preservation device 5 comprises a first support frame 51 and a first inflatable heat preservation film 52, the first inflatable heat preservation film 52 is provided with a first air nozzle 521, the first inflatable heat preservation film 52 is inflated by the first air nozzle 521, the first inflatable heat preservation film 52 is a rectangular thick film in an inflated state, the wall-forming shape covers the outer side of the first wall body 1, the first support frame 51 serves as an outer frame to limit the first inflatable heat preservation film 52, the upper end of the first inflatable heat preservation film 52 is provided with a first limiting rod 522, the first limiting rod 522 penetrates through two side rods of the first support frame 51, the first limiting rod 522 can be slowly pushed upwards when the first inflatable heat preservation film 52 is inflated slowly, the first limiting rod 522 starts to guide a limiting effect to prevent the first inflatable heat preservation film 52 from deviating, when the heat preservation device does not need to be arranged, the first inflatable heat preservation film 52 is deflated, and the first limiting rod 522 can drive the first inflatable heat preservation film 52 downwards.

The second wall body 2 is equipped with second heat preservation device 6 on the one side that is located the outer greenhouse, similar with 5 structures of heat preservation device, second heat preservation device 6 includes that second support frame 61 and second aerify the heat preservation membrane 62, the second is aerifyd and is equipped with second air cock 621 on the heat preservation membrane 62, the heat preservation membrane 62 is aerifyd to the second and covers in the second wall body 2 outsides under the inflation state, because the second wall body 2 outsides are the slope setting, so second support frame 61 also is the slope setting, be equipped with second gag lever post 622 on the heat preservation membrane 62 is aerifyd to the second, second gag lever post 622 effect is the same with first gag lever post 522, play guide limiting displacement during inflation, it is downward to drive the heat preservation membrane during gassing.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an energy-conserving warmhouse booth, its characterized in that includes first wall body (1), second wall body (2), rack (3) and sets up cover membrane (4) on rack (3), the one end setting of rack (3) is on first wall body (1), and the other end setting is on second wall body (2), be equipped with first heat accumulation layer (11) in first wall body (1), be equipped with second heat accumulation layer (21) in second wall body (2).

2. Energy-saving greenhouse according to claim 1, wherein the first wall (1) is provided with a first heat absorbing layer (12) on the side inside the greenhouse, and the second wall (2) is provided with a second heat absorbing layer (22) on the side outside the greenhouse.

3. The energy-saving greenhouse as claimed in claim 1, wherein the first wall (1) is provided with a first heat preservation device (5) on the side outside the greenhouse, the first heat preservation device (5) comprises a first support frame (51) and a first inflatable heat preservation film (52) arranged on the first support frame (51), the first inflatable heat preservation film (52) is provided with a first air nozzle (521), and the first inflatable heat preservation film (52) covers the outside of the first wall (1) in an inflated state.

4. The energy-saving greenhouse as claimed in claim 3, wherein the first inflatable heat-insulating film (52) is provided with a first limiting rod (522).

5. Energy-saving greenhouse according to claim 1, wherein a second thermal insulation device (6) is arranged on the side of the second wall (2) outside the greenhouse, the second thermal insulation device (6) comprises a second support frame (61) and a second inflatable thermal insulation film (62) arranged on the second support frame (61), a second air nozzle (621) is arranged on the second inflatable thermal insulation film (62), and the second inflatable thermal insulation film (62) covers the outside of the second wall (2) in an inflated state.

6. The energy-saving greenhouse as claimed in claim 5, wherein the second inflatable heat-insulating film (62) is provided with a second limiting rod (622).

7. The energy-saving greenhouse of claim 1, wherein the first heat storage layer (11) and the second heat storage layer (21) are both provided with heat storage materials.