CN217546828U

CN217546828U - Thermal insulation curtain for glass greenhouse

Info

Publication number: CN217546828U
Application number: CN202220623615.XU
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: 2022-03-22
Filing date: 2022-03-22
Publication date: 2022-10-11
Anticipated expiration: 2032-03-22

Abstract

The utility model discloses a glass greenhouse heat preservation curtain belongs to greenhouse heat preservation membrane technical field, and this heat preservation curtain includes driving motor, the first rete of being connected with driving motor and the heat preservation membrane of coiling on first rete, and the heat preservation membrane lower extreme is connected with the sill bar, and the heat preservation membrane includes first rete, second rete and is located the gas layer between first rete and the second rete, gas layer and charging connector intercommunication. The utility model can scatter the sunlight directly projected by the glass greenhouse in the daytime, improve the application range of the glass greenhouse, and preserve the heat of the glass greenhouse at night, thereby providing a good temperature environment for the growth of plants; the bottom rod is provided with a single-layer film, the shading rate of direct light is different from that of the heat-insulating film, and more light scattering choices are provided for the greenhouse.

Description

Thermal insulation curtain for glass greenhouse

Technical Field

The utility model belongs to the technical field of greenhouse heat preservation membrane, concretely relates to glass greenhouse heat preservation curtain.

Background

The glass greenhouse is a greenhouse which takes single-layer or double-layer float glass as a covering material, is a greenhouse which is frequently used, and has the advantages of good light transmission, attractive appearance, large lighting area, uniform indoor illumination and good anti-condensation performance. In order to solve the problem of direct sunlight, the conventional glass greenhouse is usually provided with curtains made of shading films inside and outside a glass wall, but the shading curtains have single functions, can only scatter or shade sunlight when being unfolded, and can be rolled up when not being used.

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 a glass greenhouse heat preservation curtain can astigmatism daytime, also can keep warm to the greenhouse 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 utility model provides a glass greenhouse heat preservation curtain, include driving motor, with first coiled film pipe that driving motor is connected and coiling heat preservation membrane on the first coiled film pipe, the heat preservation membrane lower extreme is connected with the sill bar, the heat preservation membrane includes first rete, second rete and is located aerify the layer between first rete and the second rete, aerify layer and charging connector intercommunication.

Preferably, the charging connector is arranged on the bottom rod, an air pipe is arranged on the bottom rod, and the charging connector is communicated with the charging connector through the air pipe.

Preferably, the first film layer and the second film layer both adopt scattering films.

Preferably, the bottom rod is movably connected with a second film winding pipe, and a single-layer film is wound on the second film winding pipe.

Preferably, the second film winding pipe is connected with a handle for driving the second film winding pipe to rotate.

Preferably, the single-layer film adopts a scattering film.

Preferably, a plurality of hot-pressing adhesive tapes are arranged on the heat-insulating film.

Preferably, the hot-pressing adhesive tape is arranged along the length direction of the heat-preservation film.

Has the advantages that: compared with the prior art, the utility model has the advantages of it is following: 1. through the arrangement of the heat insulation film consisting of the first film layer, the second film layer and the inflatable layer, the direct sunlight of the glass greenhouse can be subjected to light scattering in the daytime, so that the whole plant can be uniformly irradiated with the light, the sunlight can be more softly irradiated to the crop canopy, and the light can hardly reach the lower plant layer, the application range of the glass greenhouse is improved, the heat insulation can be performed on the glass greenhouse at night, and a good temperature environment is provided for the growth of plants; 2. the bottom rod is provided with a single-layer film, the shading rate of direct light is different from that of a heat-insulating film, and more light scattering choices are provided for the greenhouse; 3. the heat preservation membrane sets up the hot pressing adhesive tape, and the heat preservation membrane is inflated after the shaping thickness more even.

Drawings

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

FIG. 2 is a schematic cross-sectional structure of an insulation film;

FIG. 3 is a side view of the bottom bar and the second roll of film tubing.

Detailed Description

The present invention will be further illustrated with reference to the following specific examples, which are carried out in the light of the technical solutions of the present invention, and it should be understood that these examples are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1 and 2, a glass greenhouse thermal insulation curtain, including driving motor 1, first rolling film tube 2, thermal insulation film 3 and bottom rod 4, driving motor 1 sets up on the glass wall support of glass greenhouse, first rolling film tube 2 is connected with driving motor 1, thermal insulation film 3 convolutes on first rolling film tube 2, through the drive of driving motor 1, thermal insulation film 3 can be rolled up or expand, can shelter from the sunshine that penetrates glass from the greenhouse side and kicks into when thermal insulation film 3 expands, when thermal insulation film 3 rolls up, can let sunshine penetrate directly in the greenhouse, thermal insulation film 3 lower extreme is connected with bottom rod 4, the weight of bottom rod 4 can drive thermal insulation film down when thermal insulation film 3 expands.

As shown in fig. 1 and 2, the heat preservation film 3 comprises a first film layer 31, a second film layer 32 and an inflation layer 33 positioned between the first film layer 31 and the second film layer 32, the edges of the first film layer 31 and the second film layer 32 are connected together, a hollow inflation layer 33 is formed in the middle, an inflation nozzle 5 and an air pipe 51 are arranged on the bottom rod 4, the inflation nozzle 5 is connected with the inflation layer 33 through the air pipe 51, and the inflation nozzle 5 can inflate the inflation layer 33 or release the gas in the inflation layer 33; the first film layer 31 and the second film layer 32 both adopt scattering films, the first film layer 31 adopts a film with direct light shading rate of 25% and heat dissipation light shading rate of 32%, and the second film layer 32 adopts a film with direct light shading rate of 34% and heat dissipation light shading rate of 40% or can also adopt a high-transmittance film. In daytime, air in the inflation layer 33 is pumped out through the inflation nozzle 5, the first film layer 31 and the second film layer 32 are attached together, and sunlight is scattered and irradiated in the greenhouse through the two film layers to achieve the effect of preventing direct sunlight; at night, air is filled into the air filling layer 33 through the air filling nozzle 5, the first film layer 31 and the second film layer 32 are separated, and the static air of the air filling layer 33 is matched to form a film with a heat preservation function, so that the heat dissipation speed of the glass greenhouse at night is reduced, and a good temperature environment is provided for plant growth. Be equipped with the hot pressing adhesive tape 8 of a plurality of vertical settings on the heat preservation membrane 3, through heating inside hot pressing adhesive tape 8 with first rete 31 and the bonding of second rete 32 stage distance together when making heat preservation membrane 3, during the use, a plurality of minutes mouth 52 on the trachea 51 are aerifyd to inflatable layer 33 simultaneously, and inflatable layer 33 thickness evenly prevents local area too the swell more.

As shown in fig. 3, the bottom rod 4 is a rod body with an arc-shaped cross section, two ends of the bottom rod 4 are respectively provided with a connecting rod 62, two ends of the second film rolling tube 6 are respectively rotatably connected with the two connecting rods 62 through bearings, the single-layer film 7 is wound on the second film rolling tube 6, one end of the second film rolling tube 6 is connected with a handle 61, the second film rolling tube 6 can be driven to rotate through the handle 61, the single-layer film 7 can be unfolded downwards by pulling the single-layer film 7 downwards, the handle 61 is shaken to drive the second film rolling tube 6 to rotate to roll up the single-layer film 7, the single-layer film 7 adopts a scattering film, such as FRRX45F film of soft-white heat dissipation series produced by the company (shanghai agricultural garden green engineering limited company), the direct light shading rate is 45%, the heat dissipation light shading rate is 49%, the raw material adopts PET, no toxic element is provided for plants, so as to scatter incident sunlight, sufficient visible light can be irradiated onto each crop, and the whole plant can be uniformly and softly irradiated, thereby the sunlight can reach the top layer of crops, and the greenhouse light can be protected effectively.

When the heat-insulating curtain is used, a single-layer light scattering film 7 can be selected to work independently in daytime, and a double-layer light scattering film 3 can be selected to be used after air is pumped out, so that the heat-insulating curtain is suitable for light requirements of different plants at different times in a greenhouse; the aeration layer 33 of the heat preservation film 3 is aerated at night, and the heat preservation film 3 has good heat preservation effect.

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 embellishments can be made without departing from the principle of the present invention, and these modifications and embellishments should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a glass greenhouse heat preservation curtain, include driving motor (1), with first roll of membrane pipe (2) that driving motor (1) are connected and roll up heat preservation membrane (3) on first roll of membrane pipe (2), heat preservation membrane (3) lower extreme is connected with sill bar (4), its characterized in that, heat preservation membrane (3) include first rete (31), second rete (32) and are located aerify layer (33) between first rete (31) and second rete (32), aerify layer (33) and charging connector (5) intercommunication.

2. A thermal insulating curtain for a glasshouse according to claim 1, wherein said air-filling nozzle (5) is provided on said bottom bar (4), said bottom bar (4) being provided with an air tube (51), said air-filling nozzle (5) being in communication with said air-filling nozzle (5) through said air tube (51).

3. A glass greenhouse thermal curtain as claimed in claim 1, characterised in that both the first film layer (31) and the second film layer (32) are diffuser films.

4. A glass greenhouse insulating curtain as claimed in claim 1, characterised in that a second film-rolling tube (6) is movably connected to the bottom bar (4), and a single-layer film (7) is wound around the second film-rolling tube (6).

5. A glass greenhouse thermal curtain as claimed in claim 4, characterised in that the second film-winding tube (6) is connected to a handle (61) for driving it in rotation.

6. Glass greenhouse insulation curtain as claimed in claim 4, characterised in that the single-layer film (7) is a scattering film.

7. A glass greenhouse insulating curtain as claimed in claim 1, characterised in that the insulating film (3) is provided with a plurality of hot-pressed strips (8).

8. A glass greenhouse thermal curtain as claimed in claim 7, characterised in that the hot-pressed strip (8) is arranged along the length of the insulating film (3).