CN219046871U

CN219046871U - Greenhouse top cooling device

Info

Publication number: CN219046871U
Application number: CN202320209275.0U
Authority: CN
Inventors: 郭洪恩; 李双; 何青海; 李俊林; 曹治; 孟鹏飞; 蒋贲; 杨勇; 王晓磊; 蔡军
Original assignee: Huaneng Zhanhua Photovoltaic Power Generation Co ltd; Shandong Academy of Agricultural Machinery Sciences; Huaneng Shandong Power Generation Co Ltd
Current assignee: Huaneng Zhanhua Photovoltaic Power Generation Co ltd; Shandong Academy of Agricultural Machinery Sciences; Huaneng Shandong Power Generation Co Ltd
Priority date: 2023-02-14
Filing date: 2023-02-14
Publication date: 2023-05-23
Anticipated expiration: 2033-02-14

Abstract

Greenhouse top heat sink relates to glass greenhouse technical field, through cooling down in order to reduce glass greenhouse top temperature to glass greenhouse top, and then the cooperation ventilation heat dissipation mode of windowing improves the interior temperature regulation effect of glass greenhouse. Including shower, connecting pipe and water storage bucket, the shower sets up in greenhouse top and sets up along the positive spine length direction in greenhouse top, and the lower part of shower has the spraying hole that evenly sets up along the shower axial, and the one end and the shower of connecting pipe are connected, and the other end downwardly extending of connecting pipe is to being located subaerial water storage bucket to be connected with the water pump that is located water storage bucket. According to the utility model, through the arrangement of the spray pipe on the top wall of the greenhouse, cold water is conveyed into the spray pipe to spray the top of the greenhouse, so that the top of the greenhouse is cooled. The spray pipes are arranged along the positive ridge direction of the top of the greenhouse, cold water sprayed out by the spray pipes falls on the slope of the top of the greenhouse and flows from top to bottom along the slope, so that the cooling effect on the top of the whole greenhouse can be achieved.

Description

Greenhouse top cooling device

Technical Field

The utility model relates to the technical field of glass greenhouses, in particular to a greenhouse top cooling device.

Background

Glass greenhouses, the main body of which is generally made of steel structure, the side walls and the top of which are mainly transparent covering materials of glass. In cold seasons, the glass greenhouse can still provide a temperature environment suitable for growth of vegetables and flowers. However, in hot summer, after sunlight exposure, the temperature in the glass greenhouse is higher, and the normal growth of vegetables and flowers is seriously affected. Therefore, in hot summer, the glass greenhouse needs to be subjected to cooling treatment. The existing cooling mode is to open a skylight at the top of a glass greenhouse, promote the ventilation of air inside and outside the glass greenhouse, and further play a role in cooling. However, the top of the glass greenhouse is always exposed to high sunlight irradiation temperature, so that the window ventilation mode has a certain limitation on the heat dissipation effect in the glass greenhouse.

Disclosure of Invention

The utility model aims to provide a greenhouse top cooling device which is used for cooling the top of a glass greenhouse to reduce the temperature of the top of the glass greenhouse and further improving the temperature regulation effect in the glass greenhouse in a window ventilation and heat dissipation mode.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a greenhouse top heat sink, includes shower, connecting pipe and water storage bucket, the shower sets up in greenhouse top and sets up along the positive spine length direction in greenhouse top, the lower part of shower has the shower hole that evenly sets up along the shower axial, the one end and the shower of connecting pipe are connected, the other end downwardly extending of connecting pipe is to being located subaerial water storage bucket, and is located water pump in the water storage bucket is connected.

Further, the spray pipes are fixed on the positive ridge at the top of the greenhouse through pipe clamps.

Further, the pipe clamp is of a circular ring structure, the pipe clamp is sleeved on the spray pipe, an upright post is arranged at the bottom of the pipe clamp, and the bottom of the upright post is fixedly connected with the positive ridge.

Further, the spraying holes are two groups which are arranged left and right on the spraying pipe, and a plurality of spraying holes in the same group are sequentially arranged from top to bottom.

Further, the spray holes are internally provided with atomizing spray heads.

The water collecting pipe is transversely fixed on the side wall of the greenhouse main body and is arranged in a coplanar mode with the lower intersection point of the slope at the top of the greenhouse, the side wall of the water collecting pipe is provided with a water inlet pipe, and the water inlet pipe extends into the lower included angle of two adjacent slopes; the drain pipe is vertically arranged, and the top of the drain pipe is communicated with the bottom of the water collecting pipe.

Further, the two water draining assemblies are arranged, wherein one water draining assembly is arranged on the right side of the greenhouse body, and the other water draining assembly is arranged on the left side of the greenhouse body; the lower end of a drain pipe of one of the drain assemblies extends into the water storage tank; the water inlet pipe is provided with an electric valve.

Further, the drain pipe bottom has a filter.

Further, both ends of the water collecting pipe are provided with air holes.

Further, the outside of the water storage barrel, the water storage tank, the connecting pipe and the spray pipe are all wrapped with heat preservation cotton.

The beneficial effects of the utility model are as follows: according to the utility model, through the arrangement of the spray pipe on the top wall of the greenhouse, cold water is conveyed into the spray pipe to spray the top of the greenhouse, so that the top of the greenhouse is cooled. The spray pipes are arranged along the positive ridge direction of the top of the greenhouse, cold water sprayed out by the spray pipes falls on the slope of the top of the greenhouse and flows from top to bottom along the slope, so that the cooling effect on the top of the whole greenhouse can be achieved.

Drawings

FIG. 1 is a three-dimensional installation of the utility model on top of a glass greenhouse;

FIG. 2 is a front view of the utility model installed on top of a glass greenhouse;

FIG. 3 is a right side view of the utility model installed on top of a glass greenhouse;

FIG. 4 is an enlarged view of a portion of FIG. 1 at A;

FIG. 5 is a schematic cross-sectional view of a shower pipe;

FIG. 6 is a partial enlarged view at B in FIG. 2;

FIG. 7 is a partial enlarged view at C in FIG. 3;

FIG. 8 is a right side view of the drain assembly provided on the basis of FIG. 1;

FIG. 9 is a front view of the drain assembly of FIG. 1;

FIG. 10 is a top view of the drain assembly of FIG. 1;

FIG. 11 is a perspective assembly view of the header and drain pipe;

FIG. 12 is a partial enlarged view at D in FIG. 10;

FIG. 13 is an enlarged view of a portion at E in FIG. 11;

fig. 14 is a partial enlarged view of F in fig. 11;

in the figure: the greenhouse comprises a greenhouse body 1, a greenhouse top 11, a ridge 12, a slope 13, a downward included angle 14, a spraying pipe 2, a spraying hole 21, a pipe clamp 3, a column 31, a connecting pipe 4, a water storage bucket 41, a water collection bucket 5, a water inlet pipe 51, an air hole 52, a communication hole 53, a water discharge pipe 6 and a water storage tank 7.

Detailed Description

As shown in fig. 1 to 14, the present utility model includes a shower pipe 2, a pipe clamp 3, a connection pipe 4, a water storage tub 41, and a drain assembly, and is described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 7, the greenhouse top cooling device comprises a spray pipe 2, a connecting pipe 4 and a water storage barrel 41, wherein the spray pipe 2 is arranged above the greenhouse top 11 of the greenhouse body 1 and along the length direction of the positive ridges 12 of the greenhouse top 11, two slopes 13 are arranged between two adjacent positive ridges 12, and the two slopes 13 form a V-shaped structure. As shown in fig. 4, the shower pipe 2 is fixed to the ridge 12 of the greenhouse roof 11 by means of a pipe clamp 3. As shown in fig. 4, 6 and 7, the pipe clamp 3 is in a circular ring structure, the pipe clamp 3 is sleeved on the spray pipe 2 to fix the spray pipe 2, the bottom of the pipe clamp 3 is provided with a stand column 31, and the bottom of the stand column 31 is fixedly connected with the positive ridge 12. The pipe clamp 3 serves to fix the shower pipe 2 on the positive ridge 12 of the top 11 of the greenhouse.

As shown in fig. 5, the lower part of the spray pipe 2 is provided with spray holes 21 uniformly arranged along the axial direction of the spray pipe 2, the spray holes 21 are two groups which are arranged left and right on the spray pipe 2, and a plurality of spray holes 21 in the same group are sequentially arranged from top to bottom. The spray holes 21 are arranged up and down, so that the initial heights of water flows sprayed out through the spray holes 21 are different, the drop points of the water flows on the slope 13 are also different, and the sectional cooling of the slope 13 is realized. In order to increase the area of water flow sprayed out from the spray holes 21 on the slope 13, an atomization nozzle can be further arranged in the spray holes 21, the water has a larger volume after being sprayed out from the atomization nozzle, and the area of water falling onto the slope 13 is larger, so that the existence of cooling dead angles is avoided.

As shown in fig. 1 and 3, one end of the connection pipe 4 is connected to the shower pipe 2, and the other end of the connection pipe 4 extends downward into the water storage tub 41 located on the ground and is connected to the water pump located in the water storage tub 41. The water pump in the water storage bucket 41 pumps cold water to the connecting pipe 4, the cold water in the connecting pipe 4 flows into the spraying pipe 2, and the cold water is sprayed out through the spraying holes 21 under the action of water pressure to cool the top 11 of the greenhouse.

As shown in fig. 8, 9 and 10, after spraying the top 11 of the greenhouse, the utility model is also provided with a drainage assembly for recycling water. The drainage assembly is used for classifying, collecting and recycling water flowing down from a slope, namely: the front section water sprayed on the slope 13 of the top 11 of the greenhouse is collected separately for irrigation; the water at the rear section sprayed on the slope 13 of the top 11 of the greenhouse is collected independently, and the water at the rear section is filtered and cooled and then is used for cooling the top of the greenhouse again. In the whole process of cooling the greenhouse top 11 by spraying cool water, dust exists on the slope, and the water sprayed on the slope 13 at the beginning stage flows down from the slope and is doped with soil impurities, so that the water is recycled and used for irrigation. The water sprayed on the slope 13 in the subsequent stage flows down from the slope relatively cleanly, so that the water is recovered and cooled down for the cooling treatment of the top of the greenhouse again.

As shown in fig. 11, the drainage assembly comprises a water collecting pipe 5 and a drainage pipe 6, as shown in fig. 8 to 9, the water collecting pipe 5 is transversely fixed on the side wall of the greenhouse body 1 and is arranged in a coplanar manner with the lower intersection point of the slopes 13 of the top 11 of the greenhouse, as shown in fig. 12, the side wall of the water collecting pipe 5 is provided with a water inlet pipe 51, and the water inlet pipe 51 extends into the lower included angle 14 of the two adjacent slopes 13. The drain pipe 6 is vertically arranged, the top of the drain pipe 6 is communicated with the bottom of the water collecting pipe 5 through a communication hole 53, the communication hole 53 is arranged at the bottom of the water collecting pipe 5, and the water collecting pipe 5 and the drain pipe 6 form a T-shaped structure. The number of drainage assemblies is two, as shown in fig. 9, one of which is located on the right side of the greenhouse body 1 and the other on the left side of the greenhouse body 1. The lower end of the drain pipe 6 of one of the drain assemblies extends into the water storage tank 7, so that the water at the rear section sprayed on the top 11 of the greenhouse is recycled. In order to control the flow direction of water between the two slopes 13, an electrically operated valve is provided on the inlet pipe 51. When the electric valve on the water inlet pipe 51 of one of the water discharge assemblies is opened and the electric valve on the water inlet pipe 51 of the other water discharge assembly is closed, water between the two slopes 13 flows into the water inlet pipe 51 of one of the water discharge assemblies. When the electric valve on the water inlet pipe 51 of one drainage assembly is closed and the electric valve on the water inlet pipe 51 of the other drainage assembly is opened, water between the two slopes 13 flows into the water inlet pipe 51 of the other drainage assembly. In order to filter the water flowing into the water storage tank 7, a filter is arranged at the bottom of the drain pipe 6 of one of the drain assemblies, so that the impurities in the water are filtered. In order to avoid the blocking of the communication hole 53 between the water collecting pipe 5 and the water discharging pipe 6, the water collecting pipe 5 is provided with air holes 52 at both ends so that the water in the water collecting pipe 5 overflows through the air holes 52 after being filled with water. The air holes 52 can also maintain the pressure in the water collecting pipe 5 so as to ensure that the water in the included angle 14 under the slope 13 can flow into the water collecting pipe 5 through the water inlet pipe 51 under the action of gravity. For keeping the temperature constant in water storage bucket 41, connecting pipe 4, shower 2 and storage water tank 7, water storage bucket 41, storage water tank 7, connecting pipe 4 and shower 2 outside all are wrapped up there is the heat preservation cotton, and the outside heat preservation cotton of water storage bucket 41 can avoid sunshine to penetrate the temperature that causes directly to rise, and shower 2, the outside heat preservation cotton of connecting pipe 4 can carry the cold water in the water storage bucket 41 to on slope 13, and then ensure the cooling effect of cold water to greenhouse top 11.

According to the utility model, through the arrangement of the spray pipe on the top wall of the greenhouse, cold water is conveyed into the spray pipe to spray the top of the greenhouse, so that the top of the greenhouse is cooled. The spray pipes are arranged along the positive ridge direction of the top of the greenhouse, cold water sprayed out by the spray pipes falls on the slope of the top of the greenhouse and flows from top to bottom along the slope, so that the cooling effect on the top of the whole greenhouse can be achieved. The setting of drainage subassembly can realize the categorised collection to the water after the cooling treatment to carry out different recovery and recycle.

Claims

1. The greenhouse top cooling device is characterized by comprising a spray pipe, a connecting pipe and a water storage barrel, wherein the spray pipe is arranged above the top of the greenhouse and is arranged along the length direction of a positive ridge of the top of the greenhouse, the lower part of the spray pipe is provided with spray holes uniformly arranged along the axial direction of the spray pipe, one end of the connecting pipe is connected with the spray pipe, and the other end of the connecting pipe downwards extends into the water storage barrel positioned on the ground and is connected with a water pump positioned in the water storage barrel.

2. The greenhouse top cooling device according to claim 1, wherein the shower pipe is fixed to the ridge of the greenhouse top by means of a pipe clamp.

3. The greenhouse top cooling device according to claim 2, wherein the pipe clamp is of a circular ring structure, the pipe clamp is sleeved on the spray pipe, the bottom of the pipe clamp is provided with a stand column, and the bottom of the stand column is fixedly connected with the ridge.

4. The greenhouse top cooling device according to claim 1, wherein the spraying holes are two groups of spraying holes which are arranged on the left and right sides of the spraying pipe, and a plurality of spraying holes in the same group are sequentially arranged from top to bottom.

5. The greenhouse top cooling device of claim 4 wherein the spray holes have atomizer heads therein.

6. The greenhouse top cooling device according to claim 1, further comprising a drainage assembly, wherein the drainage assembly comprises a water collecting pipe and a drainage pipe, the water collecting pipe is transversely fixed on the side wall of the greenhouse body and is arranged coplanar with the lower intersection point of the slope of the greenhouse top, the side wall of the water collecting pipe is provided with a water inlet pipe, and the water inlet pipe extends into the lower included angle of two adjacent slopes; the drain pipe is vertically arranged, and the top of the drain pipe is communicated with the bottom of the water collecting pipe.

7. The greenhouse top temperature reducing apparatus of claim 6, wherein the number of drain assemblies is two, one of the drain assemblies being located on the right side of the greenhouse body and the other drain assembly being located on the left side of the greenhouse body; the lower end of a drain pipe of one of the drain assemblies extends into the water storage tank; the water inlet pipe is provided with an electric valve.

8. The greenhouse top temperature reducing apparatus as recited in claim 7, wherein the drain bottom has a filter.

9. The greenhouse top temperature reducing apparatus as recited in claim 7, wherein the water collecting pipe has air holes at both ends.

10. The greenhouse top cooling device according to claim 7, wherein the outside of the water storage barrel, the water storage tank, the connecting pipe and the spray pipe are all wrapped with heat preservation cotton.