CN215935712U

CN215935712U - Greenhouse film heat dissipation device

Info

Publication number: CN215935712U
Application number: CN202121784310.9U
Authority: CN
Inventors: 周建辉; 张曼; 刘文君; 陈宝玲; 万正林; 周艳霞; 黄孙答; 潘小玉
Original assignee: Guangxi Zhuang Nationality Autonomous Region Academy of Agricultural Sciences
Current assignee: Guangxi Zhuang Nationality Autonomous Region Academy of Agricultural Sciences
Priority date: 2021-08-02
Filing date: 2021-08-02
Publication date: 2022-03-04
Anticipated expiration: 2031-08-02

Abstract

The utility model belongs to the technical field of agricultural equipment, and particularly relates to a greenhouse film heat dissipation device which aims at the problems that the existing vegetable greenhouse is poor in heat dissipation performance, particularly in summer, the indoor temperature is high, and the greenhouse heat dissipation is slow. The water spray head is arranged at the top of the greenhouse to spray the greenhouse for cooling, and the greenhouse top can be controlled to be turned over to accelerate ventilation, so that the effect of heat dissipation on the greenhouse is achieved.

Description

Greenhouse film heat dissipation device

Technical Field

The utility model relates to the technical field of agricultural equipment, in particular to a greenhouse film heat dissipation device.

Background

As is well known, a vegetable greenhouse is a frame film-covered structure with heat preservation performance, which enables people to eat out-of-season vegetables; the common vegetable greenhouse uses a bamboo structure or a steel structure framework, and one or more layers of heat-insulating plastic films are covered on the framework, so that a greenhouse space is formed; the outer film can well prevent the loss of carbon dioxide generated by the growth of the vegetables inside, so that the greenhouse has a good heat preservation effect.

The existing vegetable greenhouse has poor heat dissipation performance, particularly in summer, the indoor temperature is high, and the greenhouse dissipates heat slowly, so that a greenhouse film heat dissipation device is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that the existing vegetable greenhouse has poor heat dissipation performance, particularly in summer, the indoor temperature is high, and the greenhouse dissipates heat slowly, and provides a greenhouse film heat dissipation device.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a greenhouse film heat dissipation device comprises a greenhouse main body, wherein a U-shaped water guide pipe is fixedly installed at the top of the greenhouse main body, the bottom of the U-shaped water guide pipe is communicated with a plurality of spray heads which are uniformly distributed at equal intervals, a through hole is formed in the top of the greenhouse main body, the top of the greenhouse main body is rotatably connected with two greenhouse top plates through hinges, the bottoms of the two greenhouse top plates are rotatably connected with connecting plates through hinges, the bottoms of the two connecting plates are rotatably connected with sliding plates through hinges, a mounting plate is fixedly installed on the inner wall of one side of the greenhouse main body, a motor is fixedly installed at the top of the mounting plate, a lead screw is fixedly connected onto an output shaft of the motor, two external threads with opposite rotation directions are arranged on the outer side of the lead screw, the two sliding plates are in threaded sleeve connection with the outer side of the lead screw, a fixing plate is fixedly installed on the inner wall of the other side of the greenhouse main body, and a vertical hole is formed in the top of the fixing plate, a pull rod is slidably mounted in the vertical hole, a pull ring is fixedly mounted at the bottom end of the pull rod, a transverse plate is fixedly mounted at the top end of the pull rod, and a plurality of positioning grooves are formed in the top of the transverse plate.

Preferably, the inner walls of the two sides of the greenhouse main body are fixedly connected with the same fixing rod, and the two sliding plates are sleeved on the outer sides of the fixing rods in a sliding mode.

Preferably, the bottom of one of the two sliding plates is fixedly provided with a positioning plate, and the positioning plate is movably clamped in the positioning groove.

Preferably, the bottom fixedly connected with two supporting spring of diaphragm, the equal fixed connection in top at the fixed plate in bottom of two supporting spring.

Preferably, a circular groove is formed in the inner wall of the other side of the greenhouse main body, and one end of the screw rod is rotatably connected into the circular groove.

Preferably, the bottom fixedly connected with montant of diaphragm, the fixed plate slides and cup joints the outside at the montant.

According to the greenhouse film heat dissipation device, water is supplied to the U-shaped water guide pipes, so that water is sprayed out of the nozzles, the water is sprayed to the top of the greenhouse main body, and heat dissipation of the greenhouse main body is accelerated through evaporation of water;

in the greenhouse film heat dissipation device, the pull ring is pulled to move downwards to drive the pull rod and the transverse plate to move downwards, so that the positioning plate is separated from the positioning groove, the fixing of the sliding plate is released, then, by starting the motor, the output shaft of the motor drives the screw rod to rotate, the screw rod drives the two sliding plates to move towards one side far away from each other through the thread transmission of the two sliding plates and the guiding action of the fixed rod, the two sliding plates respectively drive the corresponding connecting plates to rotate, thereby driving the two shed top plates to rotate and open, after the shed top plates are opened to a certain angle, the transverse plates move upwards under the action of the supporting springs by loosening the pull rings, the positioning plates are clamped into the corresponding positioning grooves, so that the sliding plates are fixed, the ceiling plate is fixed, and the inside of the greenhouse main body is subjected to heat dissipation treatment through the through hole pairs at the top of the greenhouse main body;

the greenhouse is reasonable in structural design, the water spray head is arranged at the top of the greenhouse to spray and cool the greenhouse, the greenhouse top can be controlled to be turned over to accelerate ventilation, the heat dissipation effect on the greenhouse is achieved, and the reliability is high.

Drawings

Fig. 1 is a schematic perspective view of a greenhouse film heat dissipation device according to the present invention;

fig. 2 is a schematic cross-sectional view of a thin film heat dissipation device for a greenhouse according to the present invention;

fig. 3 is a schematic structural diagram of a portion a of a greenhouse film heat dissipation device according to the present invention.

In the figure: 1. a greenhouse main body; 2. a ceiling panel; 3. a U-shaped water guide pipe; 4. a spray head; 5. a pull rod; 6. a pull ring; 7. a motor; 8. a screw rod; 9. fixing the rod; 10. a slide plate; 11. a connecting plate; 12. a transverse plate; 13. positioning a groove; 14. positioning a plate; 15. a fixing plate; 16. supporting the spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, a greenhouse film heat dissipation device comprises a greenhouse main body 1, a U-shaped water conduit 3 is fixedly installed at the top of the greenhouse main body 1, the bottom of the U-shaped water conduit 3 is communicated with a plurality of spray heads 4, the plurality of spray heads 4 are uniformly arranged at equal intervals, a through hole is formed in the top of the greenhouse main body 1, the top of the greenhouse main body 1 is rotatably connected with two greenhouse top plates 2 through hinges, the bottoms of the two greenhouse top plates 2 are rotatably connected with connecting plates 11 through hinges, the bottoms of the two connecting plates 11 are rotatably connected with sliding plates 10 through hinges, an installation plate is fixedly installed on the inner wall of one side of the greenhouse main body 1, a motor 7 is fixedly installed at the top of the installation plate, a lead screw 8 is fixedly connected on an output shaft of the motor 7, two external threads with opposite rotation directions are arranged on the outer side of the lead screw 8, the two sliding plates 10 are both in threaded sleeve joint with the outer side of the lead screw 8, and a fixing plate 15 is fixedly installed on the inner wall of the other side of the greenhouse main body 1, vertical hole has been seted up at the top of fixed plate 15, and vertical downthehole slidable mounting has pull rod 5, and the bottom fixed mounting of pull rod 5 has pull ring 6, and the top fixed mounting of pull rod 5 has diaphragm 12, and a plurality of constant head tanks 13 have been seted up at the top of diaphragm 12.

In the utility model, the same fixing rod 9 is fixedly connected to the inner walls of the two sides of the greenhouse main body 1, and the two sliding plates 10 are both slidably sleeved on the outer sides of the fixing rod 9 to guide the sliding plates 10.

In the utility model, the bottom of one sliding plate 10 of the two sliding plates 10 is fixedly provided with the positioning plate 14, and the positioning plate 14 is movably clamped in the positioning groove 13 to position the positioning plate 14.

In the utility model, two supporting springs 16 are fixedly connected to the bottom of the transverse plate 12, and the bottom ends of the two supporting springs 16 are both fixedly connected to the top of the fixing plate 15 to support and reset the transverse plate 12.

In the utility model, a circular groove is formed on the inner wall of the other side of the greenhouse main body 1, and one end of the screw rod 8 is rotatably connected in the circular groove to rotatably position the screw rod 8.

In the utility model, the bottom of the transverse plate 12 is fixedly connected with a vertical rod, and the fixing plate 15 is sleeved outside the vertical rod in a sliding manner to guide the transverse plate 12.

In the utility model, when in use, water is supplied through the U-shaped water guide pipe 3, so that the water is sprayed out from each spray head 4, the water is sprayed on the top of the greenhouse main body 1, the heat dissipation of the greenhouse main body 1 is accelerated through the evaporation of water, the pull ring 6 can be pulled to move downwards to drive the pull rod 5 and the transverse plate 12 to move downwards, so that the positioning plate 14 is separated from the positioning groove 13, thereby the fixing of the sliding plates 10 is released, then the output shaft of the motor 7 drives the screw rod 8 to rotate through starting the motor 7, the screw rod 8 drives the two sliding plates 10 to move towards one side far away from each other through the screw transmission of the two sliding plates 10 under the guiding action of the fixing rod 9, the two sliding plates 10 respectively drive the corresponding connecting plates 11 to rotate to drive the two greenhouse top plates 2 to rotate and open, after the greenhouse top plates 2 are opened to a certain angle, the pull ring 6 is loosened, make diaphragm 12 upward movement under supporting spring 16's effect to make locating plate 14 block go into corresponding constant head tank 13 in, thereby fix slide 10, thereby fix canopy roof 2, thereby through the through-hole at greenhouse main body 1 top right, the inside of greenhouse main body 1 carries out the heat dissipation and handles.

Claims

1. A greenhouse film heat dissipation device comprises a greenhouse main body (1) and is characterized in that a U-shaped water guide pipe (3) is fixedly installed at the top of the greenhouse main body (1), the bottom of the U-shaped water guide pipe (3) is communicated with a plurality of spray heads (4), the spray heads (4) are uniformly distributed at equal intervals, through holes are formed in the top of the greenhouse main body (1), the top of the greenhouse main body (1) is rotatably connected with two greenhouse top plates (2) through hinges, the bottoms of the two greenhouse top plates (2) are both rotatably connected with connecting plates (11) through hinges, the bottoms of the two connecting plates (11) are both rotatably connected with sliding plates (10) through hinges, an installation plate is fixedly installed on the inner wall of one side of the greenhouse main body (1), a motor (7) is fixedly installed at the top of the installation plate, a screw rod (8) is fixedly connected onto an output shaft of the motor (7), and two external threads with opposite rotation directions are arranged on the outer side of the screw rod (8), and the equal screw thread of two slides (10) cup joints in the outside of lead screw (8), fixed mounting has fixed plate (15) on the opposite side inner wall of big-arch shelter main part (1), and vertical hole has been seted up at the top of fixed plate (15), and vertical downthehole slidable mounting has pull rod (5), and the bottom fixed mounting of pull rod (5) has pull ring (6), and the top fixed mounting of pull rod (5) has diaphragm (12), and a plurality of constant head tanks (13) have been seted up at the top of diaphragm (12).

2. The greenhouse film heat dissipation device as claimed in claim 1, wherein the same fixing rod (9) is fixedly connected to the inner walls of the two sides of the greenhouse body (1), and the two sliding plates (10) are slidably sleeved on the outer sides of the fixing rod (9).

3. The greenhouse film heat dissipation device as recited in claim 1, wherein a positioning plate (14) is fixedly mounted at the bottom of one (10) of the two sliding plates (10), and the positioning plate (14) is movably clamped in the positioning groove (13).

4. The greenhouse film heat dissipation device as claimed in claim 1, wherein two supporting springs (16) are fixedly connected to the bottom of the cross plate (12), and the bottom ends of the two supporting springs (16) are fixedly connected to the top of the fixing plate (15).

5. The greenhouse film heat dissipation device as claimed in claim 1, wherein a circular groove is formed on the inner wall of the other side of the greenhouse main body (1), and one end of the screw rod (8) is rotatably connected in the circular groove.

6. The greenhouse film heat dissipation device as claimed in claim 1, wherein the bottom of the transverse plate (12) is fixedly connected with a vertical rod, and the fixing plate (15) is slidably sleeved on the outer side of the vertical rod.