CN210202690U

CN210202690U - Three-dimensional circulation cooling system of assembled greenhouse

Info

Publication number: CN210202690U
Application number: CN201921028192.1U
Authority: CN
Inventors: Zhenzhen Pang; 庞真真; Kaiji Wang; 王开济; Chang Liu; 刘畅; Yaohui Hou; 侯耀辉
Original assignee: Hainan University
Current assignee: Hainan University
Priority date: 2019-07-03
Filing date: 2019-07-03
Publication date: 2020-03-31
Anticipated expiration: 2029-07-03

Abstract

The utility model relates to a three-dimensional circulation cooling system of assembled greenhouse, this system includes: the cooling device is used for conveying low-temperature circulating water to achieve a cooling effect; the cooling device comprises a plurality of cooling pipes which can be combined and connected in the vertical direction; the moving device is used for transporting the cooling device to and fro an initial position and a designated cooling position in the greenhouse; the motion device comprises a motion platform and a motion track which is paved on the ground and used for guiding the motion platform to move; and the control device is used for sending a control signal to the motion platform of the motion device and controlling the motion platform to move on the motion track. The utility model discloses simple structure practices thrift the interior space, adopts the mode of radiation and convection current to reduce cultivation district ambient temperature, is suitable for the high temperature and high humidity area, and the system can use manpower sparingly in the automatic operation. The circulating water can be used for greenhouse irrigation after being cooled, and water resources are saved. The snake-shaped cooling pipe can be designed in a three-dimensional assembled mode and can be used for climbing vegetables to cool longitudinally.

Description

Three-dimensional circulation cooling system of assembled greenhouse

Technical Field

The utility model belongs to the technical field of the greenhouse cooling, concretely relates to three-dimensional circulation cooling system of assembled greenhouse.

Background

High temperature and high humidity in the greenhouse in summer in southern areas of China have serious influence on the normal growth of plants. At present, the greenhouse usually uses evaporation cooling modes (wet curtain fan cooling and spray cooling), and the cooling modes of conduction radiation are less applied in practice. However, when the external environment is high in humidity, the effect of the evaporation cooling mode is not obvious, and the humidity inside the greenhouse can be increased. The conventional common aeration cooling mode is mainly whole house cooling, wherein the mechanical aeration cost is high, and the cooling energy consumption is large in tropical regions, so that a vertical cooling mode through radiation and convection is provided to be suitable for greenhouses adopting a natural aeration mode commonly adopted in the south.

Disclosure of Invention

To the technical problem, the utility model aims at providing a three-dimensional circulation cooling system in assembled greenhouse solves the high temperature and high humidity area greenhouse cooling problem in summer.

In order to achieve the above object, the present invention provides the following technical solutions:

a three-dimensional circulation cooling system of prefabricated greenhouse, this system includes:

the cooling device is used for conveying low-temperature circulating water to achieve a cooling effect; the cooling device comprises a plurality of cooling pipes 1 which can be combined and connected in the vertical direction.

The moving device is used for transporting the cooling device to and fro an initial position and a designated cooling position in the greenhouse; the moving device comprises a moving platform 5 and a moving track 6 paved on the ground for guiding the moving platform 5 to move.

And the control device is used for sending a control signal to the motion platform 5 of the motion device to control the motion platform 5 to move on the motion track 6.

The lower end of the cooling pipe 1 is provided with a water inlet 2 and a water outlet 3, and the upper end is provided with two connecting pipe orifices; the water inlet 2 and the water outlet 3 of the cooling pipe 1 positioned on the upper layer are respectively connected with the two connecting pipe orifices of the cooling pipe 1 positioned on the lower layer, and the water inlet 2 and the water outlet 3 of the cooling pipe 1 positioned on the lowermost layer extend towards the left side and the right side and are respectively connected with the connecting pipe orifices of a water supply pipe 8 and a water return pipe 9.

The water supply pipe 8 and the water return pipe 9 are laid on two sides of a passageway of the greenhouse cultivation groove 7, and a plurality of connecting pipe openings are formed in the water supply pipe 8 and the water return pipe 9.

The motion track 6 is laid between the water supply pipe 8 and the water return pipe 9.

The motion platform 5 comprises an automatic lifting device 10 for adjusting the horizontal height of the cooling device, and the horizontal height of the cooling device is lowered or raised through the automatic lifting device 10, so that the water inlet 2 and the water outlet 3 of the cooling pipe 1 are respectively connected with or separated from the connecting pipe orifices of the water supply pipe 8 and the water return pipe 9.

A layer of permanent magnet is coated outside the water inlet 2 and the water outlet 3 of the cooling pipe 1; and a layer of electromagnet is coated outside the connecting pipe orifice of the water supply pipe 8 and the water return pipe 9 in the greenhouse.

The water supply pipe 8 is connected with an underground water supply pool, the water return pipe 9 is connected with an underground water return pool, and the underground water supply pool and the underground water return pool are separately arranged.

The cooling pipe 1 is a snake-shaped bent pipe.

The circulating water is low-temperature water by adopting an underground cold source or front-end refrigeration.

The initial position is a certain area on two sides of the greenhouse or outdoors, and daily cultivation operation is not influenced.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. the greenhouse adopts the radiation and convection principle to cool, the cooling efficiency is not influenced by the humidity of the outside air, the humidity in the greenhouse can not be increased, and the greenhouse is suitable for the natural ventilation type in the high-temperature and high-humidity regions in the south.

2. But the greenhouse space has been practiced thrift to assembled, movable design, and equipment berths in greenhouse both sides or outdoor when cooling system is out of work, does not influence the operation.

3. The automatic operation of cooling system can use manpower sparingly.

4. The assembled cooling pipeline can be arranged between the cultivation grooves in a three-dimensional mode and is used for a greenhouse for planting climbing vegetables in a targeted mode.

5. The circulating cooling water can be used as greenhouse irrigation water after being used, so that water resources are saved.

Drawings

Fig. 1 is a schematic front view of a cooling pipe 1 and a motion platform 5 of the present invention;

fig. 2 is a schematic side view of the cooling pipe 1 and the motion platform 5 of the present invention;

FIG. 3 is a schematic view of the arrangement of the present invention in a greenhouse;

fig. 4 is a schematic view of a combined structure of a plurality of cooling pipes 1.

Wherein the reference numerals are:

1 Cooling tube

2 water inlet

3 water outlet

4 wheel

5 motion platform

6 orbit

7 cultivation tank

8 water supply pipe

9 water return pipe

10 automatic lifting device

The arrow direction is the traveling direction of the moving platform 5

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

As shown in fig. 1, 2 and 3, a three-dimensional circulation cooling system for a fabricated greenhouse comprises: cooling device, telecontrol equipment and controlling means.

The cooling device is used for conveying low-temperature circulating water to achieve a cooling effect, and the circulating water can be refrigerated by an underground cold source or a front end to realize low-temperature water; the cooling device comprises a plurality of cooling pipes 1 which can be combined and connected in the vertical direction.

As shown in fig. 4, the lower end of the cooling pipe 1 is provided with a water inlet 2 and a water outlet 3, and the upper end is provided with two connecting pipe orifices; the water inlet 2 and the water outlet 3 of the cooling pipe 1 on the upper layer are respectively connected with the two connecting pipe orifices of the cooling pipe 1 on the lower layer; the water inlet 2 and the water outlet 3 of the cooling pipe 1 positioned at the lowermost layer extend towards the left and the right and are respectively connected with the connecting pipe orifices of a water supply pipe 8 and a water return pipe 9.

The movement device is used for transporting the cooling device to and from an initial position and a designated cooling position in the greenhouse; the moving device comprises a moving platform 5 and a moving track 6 paved on the ground, wherein the moving platform 5 is used for loading the cooling device; the motion track 6 is laid between the water supply pipe 8 and the water return pipe 9 and used for guiding the motion platform 5 to move. The initial position is a certain area on two sides of the greenhouse or outside the greenhouse, and daily cultivation operation is not influenced.

Preferably, the moving platform 5 comprises an automatic lifting device 10 for adjusting the level of the cooling device, and the level of the cooling device is lowered or raised by the automatic lifting device 10, so that the water inlet 2 and the water outlet 3 of the cooling pipe 1 are accurately connected with or separated from the connecting pipe orifices of the water supply pipe 8 and the water return pipe 9 respectively.

Preferably, the cooling pipe 1 is a serpentine elbow.

Preferably, a layer of permanent magnet is coated outside the water inlet 2 and the water outlet 3 of the cooling pipe 1; a layer of electromagnet is coated outside the connecting pipe orifice of the water supply pipe 8 and the water return pipe 9 in the greenhouse; the connection and separation of the pipelines are realized by changing the current direction of the electromagnet and utilizing the principle that like poles repel and opposite poles attract.

Preferably, the laying number of the moving tracks 6 in the passageways of the cultivation tanks 7 in the greenhouse and the arrangement number of the cooling devices are adjusted according to the cooling effect, the crop cultivation efficiency and the cost; and adjusting the number of the combination of the cooling pipes 1.

Preferably, the water supply pipe 8 in the greenhouse is connected with an underground water supply pool, the water return pipe 9 is connected with an underground water return pool, and the underground water supply pool and the underground water return pool are separately arranged, so that the circulating water can be sufficiently cooled.

Preferably, the motion platform 5 is a wheeled structure having wheels 4.

The automatic lifting device 10 is driven by an electric push rod or hydraulic pressure.

The working process of the utility model is as follows:

before the greenhouse is cooled, the moving platform 5 is parked at two sides of the greenhouse or an outdoor area to serve as an initial position, the cooling pipes 1 are connected in a combined mode according to the growth condition of cultivated plants, and the automatic lifting device 10 lifts the cooling pipes 1. After the moving platform 5 receives the signal of the control device, the moving platform 5 moves to the appointed cooling position according to the moving track 6 laid on the ground.

After reaching the designated cooling position, the automatic lifting device 10 descends, so that the water inlet 2 and the water outlet 3 of the cooling pipe 1 are respectively connected with the connecting pipe orifices of the water supply pipe 8 and the water return pipe 9. Wherein, the exterior of the water inlet 2 and the water outlet 3 of the cooling pipe 1 is coated with a layer of permanent magnet; a layer of electromagnet is coated outside the connecting pipe orifice of a water supply pipe 8 and a water return pipe 9 of the water pipe in the greenhouse; the connection and separation of the pipelines are realized by changing the current direction of the electromagnet and utilizing the principle that like poles repel and opposite poles attract. After the pipeline is connected, the water circularly flows and begins to cool. The automatic lifting device 10 continues to descend, so that the moving platform 5 is separated from the cooling pipes 1, and the moving platform 5 can return to the initial position to continue to convey the next group of cooling pipes 1. After the cooling is finished, the moving platform 5 moves to the lower portion of the cooling pipe 1, the automatic lifting device 10 is lifted, the cooling pipe 1 is supported, meanwhile, the electromagnets are reversely electrified, the two magnets generate repulsive force until the water inlet 2 and the water outlet 3 of the cooling pipe 1 are separated from the connecting pipe orifices of the water supply pipe 8 and the water return pipe 9, and then the cooling pipe returns to the initial position according to the original moving track 6.

Claims

1. The utility model provides a three-dimensional circulation cooling system of assembled greenhouse which characterized in that: the system comprises:

the cooling device is used for conveying low-temperature circulating water to achieve a cooling effect; the cooling device comprises a plurality of cooling pipes (1) which can be combined and connected in the vertical direction;

the moving device is used for transporting the cooling device to and fro an initial position and a designated cooling position in the greenhouse; the motion device comprises a motion platform (5) and a motion track (6) paved on the ground and used for guiding the motion platform (5) to move;

and the control device is used for sending a control signal to the motion platform (5) of the motion device and controlling the motion platform (5) to move on the motion track (6).

2. The three-dimensional circulation cooling system of assembled greenhouse of claim 1, characterized in that: the lower end of the cooling pipe (1) is provided with a water inlet (2) and a water outlet (3), and the upper end is provided with two connecting pipe orifices; the water inlet (2) and the water outlet (3) of the cooling pipe (1) positioned on the upper layer are respectively connected with the two connecting pipe orifices of the cooling pipe (1) positioned on the lower layer, and the water inlet (2) and the water outlet (3) of the cooling pipe (1) positioned on the lowest layer extend towards the left side and the right side and are respectively connected with the connecting pipe orifices of the water supply pipe (8) and the water return pipe (9).

3. The three-dimensional circulation cooling system of assembled greenhouse of claim 2, wherein: the water supply pipe (8) and the water return pipe (9) are laid on two sides of a passageway of the greenhouse cultivation groove (7), and a plurality of connecting pipe openings are formed in the water supply pipe (8) and the water return pipe (9).

4. The three-dimensional circulation cooling system for assembled greenhouses according to any one of claims 2 to 3, wherein: the motion track (6) is laid between the water supply pipe (8) and the water return pipe (9).

5. The three-dimensional circulation cooling system for assembled greenhouses according to any one of claims 2 to 3, wherein: the motion platform (5) comprises an automatic lifting device (10) for adjusting the horizontal height of the cooling device, and the horizontal height of the cooling device is lowered or raised through the automatic lifting device (10), so that the water inlet (2) and the water outlet (3) of the cooling pipe (1) are respectively connected with or separated from connecting pipe orifices of a water supply pipe (8) and a water return pipe (9).

6. The three-dimensional circulation cooling system for assembled greenhouses according to any one of claims 2 to 3, wherein: a layer of permanent magnet is coated outside the water inlet (2) and the water outlet (3) of the cooling pipe (1); and a layer of electromagnet is coated outside the connecting pipe orifice of the water supply pipe (8) and the water return pipe (9) in the greenhouse.

7. The three-dimensional circulation cooling system for assembled greenhouses according to any one of claims 2 to 3, wherein: the water supply pipe (8) is connected with an underground water supply pool, the water return pipe (9) is connected with an underground water return pool, and the underground water supply pool and the underground water return pool are separately arranged.

8. The three-dimensional circulation cooling system of assembled greenhouse of claim 1, characterized in that: the cooling pipe (1) is a snake-shaped bent pipe.

9. The three-dimensional circulation cooling system of assembled greenhouse of claim 1, characterized in that: the circulating water is low-temperature water by adopting an underground cold source or front-end refrigeration.

10. The three-dimensional circulation cooling system of assembled greenhouse of claim 1, characterized in that: the initial position is a certain area on two sides of the greenhouse or outdoors, and daily cultivation operation is not influenced.