CN112021042A

CN112021042A - Warmhouse booth that winter anti-wind ability is good

Info

Publication number: CN112021042A
Application number: CN202010892831.XA
Authority: CN
Inventors: 刘佳
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2020-12-04

Abstract

The invention discloses a greenhouse with good wind resistance in winter, which comprises a greenhouse frame and a cavity covering the upper side of the greenhouse frame, wherein the cavity is transparent, heat-insulating films are arranged at two ends of the cavity, the heat-insulating films penetrate through the cavity from the center of the cavity and cover the surface of the greenhouse frame, an air deflector is fixedly arranged on the lower wall of the cavity, one side of the air deflector, which is close to the greenhouse frame, is wavy, a telescopic rod is fixedly arranged between the lower wall of the cavity and the ground, a motor box is fixedly arranged on the upper side wall of the cavity, a partition plate is transversely fixedly arranged in the motor box, and a motor is fixedly arranged on the partition plate. The invention has the advantages of ingenious design and scientific and reasonable structure, effectively prevents the greenhouse from being blown up in windy weather by utilizing the relationship between the gas flow speed difference and the pressure difference, and can better preserve heat of crops in the greenhouse in winter.

Description

Warmhouse booth that winter anti-wind ability is good

Technical Field

The invention relates to the technical field of agriculture, in particular to a greenhouse with good wind resistance in winter.

Background

A greenhouse, also called a greenhouse, can transmit light and keep warm (or heat), and is used as a facility for cultivating plants. In seasons unsuitable for plant growth, the method can provide the growth period of the greenhouse and increase the yield, and is mainly used for cultivating or raising seedlings of plants like warm vegetables, flowers and trees in low-temperature seasons. The types of greenhouses are various, and the greenhouses can be divided into a large number of types according to different roof truss materials, lighting materials, appearances, heating conditions and the like, and in the agricultural field, in winter, the greenhouses need to be erected to preserve heat of crops, so that the crops are prevented from being frozen.

The existing agricultural greenhouse is usually covered with a layer of heat-insulating film in winter to ensure that the temperature in the greenhouse is suitable for the growth of crops, the process is very complicated, multiple persons are needed to cooperate to cover the greenhouse, meanwhile, the fixing mode of the heat-insulating film on the greenhouse is that one end of the heat-insulating film, which is close to the ground, is pressed by soil and the like, in strong wind weather, the situation that the heat-insulating film is lifted or broken frequently occurs, the crops are frozen or even die is caused, great economic loss can be caused, and the greenhouse with good wind resistance in winter is provided.

Disclosure of Invention

The invention aims to solve the defects in the prior art, such as: the existing greenhouse in winter is insufficient in heat preservation effect, and in windy weather, the greenhouse is likely to be blown and lifted, so that the greenhouse provided in winter is good in wind resistance.

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

a greenhouse with good winter wind resistance comprises a greenhouse frame and a cavity covering the upper side of the greenhouse frame, the cavity is transparent, heat-insulating films are arranged at two ends of the cavity, the heat-insulating films penetrate through the cavity from the center of the cavity, a heat-insulating film cover is arranged on the surface of the greenhouse frame, a wind deflector is fixedly arranged on the lower wall of the cavity, one side of the wind deflector, which is close to the greenhouse frame, is wavy, a telescopic rod is fixedly arranged between the lower wall of the cavity and the ground, a motor box is fixedly arranged on the upper side wall of the cavity, a partition plate is transversely fixedly arranged in the motor box, a motor is fixedly arranged on the partition plate, the motor is arranged towards the greenhouse frame, a rotating shaft is fixedly arranged at the lower end of the motor, and penetrates through the partition plate and extends into the cavity, a first gear is fixedly arranged at the tail end of the rotating shaft, the first gear is a helical gear, two rotating discs are rotatably arranged at the central part in the cavity, a plurality of gear teeth are fixedly arranged on the side wall of the turntable, the tail ends of the gear teeth are all arranged in an arc shape, the gear teeth and the heat preservation film are closely attached with each other with larger friction force, the two turntables are concentrically and fixedly provided with second gears, the two second gears are meshed with the first gears, the two second gears are respectively arranged in front of and behind the first gear, the side wall of the rotating shaft is also fixedly provided with a third gear, the vertical rotation in both sides of third gear is equipped with engaged with fourth gear, two the one end that the third gear was kept away from to the fourth gear all is fixed and is equipped with the connecting rod, two be equipped with guiding mechanism between the other end of connecting rod and the heat preservation membrane.

Preferably, the guide mechanism comprises a cam fixedly arranged at the tail end of the connecting rod, a sliding groove is formed in the side wall of the cavity, a sliding rod is arranged in the sliding groove in a sliding mode, a spring is fixedly arranged between the sliding rod and the bottom wall of the cavity, and the cam and the sliding rod are abutted.

Preferably, a heat insulation layer is fixedly arranged on the side wall of the motor box, and the motor box and the cavity are fixedly arranged in a sealing mode.

Preferably, the cavity is made of acrylic materials.

Preferably, the connecting rod and the cam are integrally formed, and protective paint is coated on the surfaces of the connecting rod and the cam.

Preferably, the slide bar is arranged in a shape of a round bar, and one end of the cam, which is far away from the connecting rod, is arranged in an arc shape.

Compared with the prior art, the invention has the beneficial effects that:

1. through the mutual matching of the cavity, the heat-insulation film, the motor and the turntable, the heat-insulation film can be slowly rotated out of the cavity and covered on the greenhouse frame when the motor works until the side edge of the heat-insulation film reaches the ground, so that the covering process of the heat-insulation film is very simple and convenient, and the heat-insulation film can be unfolded and covered by multiple tools without the cooperation of multiple persons;

2. meanwhile, due to the arrangement of the guide mechanism, the heat-insulating film is prevented from being wound when being folded and unfolded, the space utilization rate of the cavity is increased, and the heat-insulating film is prevented from being broken and the like possibly in the folding and unfolding process;

3. meanwhile, through the mutual matching of the cavity and the air guide plate, in windy weather, because the heat insulation film of the traditional greenhouse is arranged in an arc shape, when the wind is in a large wind, the wind speed on the surface of the heat insulation film is high, so that the air pressure is reduced, and the heat insulation film is easy to lift and even tear.

Drawings

Fig. 1 is a schematic structural view of a greenhouse with good wind resistance in winter according to the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic view of the structure at B in FIG. 1;

fig. 4 is a schematic side view of the cam of fig. 3.

In the figure: the greenhouse comprises a greenhouse frame 1, a heat preservation film 2, a cavity 3, an air deflector 4, an expansion rod 5, a motor box 6, a motor 7, a clapboard 8, a rotating shaft 9, a first gear 10, a rotating disc 11, a second gear 12, a third gear 13, a fourth gear 14, a connecting rod 15, a cam 16, a sliding rod 17, a spring 18 and a sliding groove 19.

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. 1-4, a greenhouse with good wind resistance in winter comprises a greenhouse frame 1 and a cavity 3 covering the upper side of the greenhouse frame 1, wherein the cavity 3 is transparent, the cavity 3 is made of acrylic material, the acrylic material is colorless transparent organic glass plate with excellent transparency, the light transmittance is more than 92%, the excellent weather resistance is strong in adaptability to natural environment, the performance of the greenhouse is not changed even if the greenhouse is irradiated by sunlight and blown by wind and rain for a long time, the anti-aging performance is good, the greenhouse can be used outdoors, both ends of the cavity 3 are respectively provided with a heat-insulating film 2, the heat-insulating film 2 penetrates through the cavity 3 from the center of the cavity 3, the heat-insulating film 2 is covered on the surface of the greenhouse frame 1, a wind deflector 4 is fixedly arranged on the lower wall of the cavity 3, one side of the wind deflector 4 close to the greenhouse frame 1 is arranged in a wave shape, a telescopic rod 5 is fixedly arranged between the lower wall of the cavity 3 and, the upper side wall of the cavity 3 is fixedly provided with a motor box 6, the side wall of the motor box 6 is fixedly provided with a heat insulation layer, the motor box 6 and the cavity 3 are fixedly arranged in a sealing manner, the motor box 6 is prevented from being directly exposed to sunlight, the motor 7 is damaged due to temperature rise, meanwhile, the sealing and fixing manner prevents outside water and the like from entering the motor box 6 to cause damage to the motor 7, a partition plate 8 is transversely and fixedly arranged in the motor box 6, the motor 7 is fixedly arranged on the partition plate 8, the motor 7 is arranged towards the greenhouse frame, the lower end of the motor 7 is fixedly provided with a rotating shaft 9, the rotating shaft 9 penetrates through the partition plate 8 and extends into the cavity 3, the tail end of the rotating shaft 9 is fixedly provided with a first gear 10, the first gear 10 is arranged in a helical gear manner, the inner central part of the cavity 3 is rotatably provided with two turntables 11, the side wall of the turn, and the gear teeth and the heat preservation film 2 are closely attached with a larger friction force, the two rotary tables 11 are concentrically and fixedly provided with second gears 12, the two second gears 12 are engaged with the first gear 10, the two second gears 12 are respectively arranged in front of and behind the first gear 10, the side wall of the rotating shaft 9 is also fixedly provided with a third gear 13, two sides of the third gear 13 are vertically and rotatably provided with engaged fourth gears 14, one ends of the two fourth gears 14 far away from the third gear 13 are respectively and fixedly provided with a connecting rod 15, a guide mechanism is arranged between the other ends of the two connecting rods 15 and the heat preservation film 2 and comprises cams 16 fixedly arranged at the tail ends of the connecting rods 15, the connecting rods 15 and the cams 16 are integrally formed, and protective paint is coated on the surfaces of the connecting rods 15 and the cams 16, so that the stability of the structure is improved, and the situation that the structure is easily oxidized and rusted after being exposed in the air for a long time is prevented, the side wall of the cavity 3 is provided with a sliding groove 19, a sliding rod 17 is arranged in the sliding groove 19 in a sliding manner, the sliding rod 17 is arranged in a round rod shape, and one end of the cam 16, which is far away from the connecting rod 15, is arranged in an arc shape, so that when the sliding rod 17 and the cam 16 are mutually pushed, the cam 16 is likely to shift, the rotating part of the cam is effectively limited, a spring 18 is fixedly arranged between the sliding rod 17 and the bottom wall of the cavity 3, the cam 16 and the sliding rod 17 are arranged in an abutting manner, through the arrangement of the guide mechanism, the motor 7 enables the cam 16 to rotate when working, so as to push the sliding rod 17 to slide up and down in the sliding groove 19, the folding and unfolding processes of the heat-insulation film 2 are guided, the heat-insulation film 2 is prevented from winding when the heat-insulation film 2 is folded and unfolded, the space utilization rate of, through the mutual matching of the cavity 3, the heat preservation film 2, the motor 7 and the turntable 11, the heat preservation film 2 can be slowly rotated out of the cavity 3 when the motor 7 works, and is covered on the greenhouse frame 1 until the side edge of the heat preservation film 2 reaches the ground, so that the covering process of the heat preservation film 2 is very simple and convenient, the heat preservation film 2 is not required to be matched by multiple persons, and the heat preservation film 2 is unfolded and covered by multiple tools, meanwhile, through the arrangement of the guide mechanism, the situation that the heat preservation film 2 is wound when the heat preservation film 2 is folded and unfolded is prevented, the space utilization rate of the cavity 3 is increased, the situation that the heat preservation film 2 is broken possibly in the folding and unfolding processes is prevented, and the like is prevented, and simultaneously, through the mutual matching of the cavity 3 and the air deflector 4, in the windy weather, because the heat preservation film 2 of the traditional greenhouse is arranged in an arc shape, when the wind is large, the wind, the air pressure is reduced, so that the heat insulation film 2 is easy to lift and even tear, in the invention, the air flow rate on the surface of the air deflector 4 is far greater than the air flow rate on the upper side of the cavity 3, so that the cavity 3 is pressed on the greenhouse frame 1 by the air pressure, the heat insulation film 2 is prevented from being lifted, and the heat insulation film 2 is protected from being torn by wind.

When the device is used, the greenhouse frame 1 is fixedly arranged in a field, then the telescopic rods 5 around the greenhouse frame 1 are fixedly arranged on the ground, the cavity 3 is arranged at the upper end of the greenhouse frame 1, the motor 7 is started, the motor 7 drives the first gear 10 to rotate, so that the rotary disc 11 rotates, the heat insulation film 2 in the cavity 3 is slowly dispersed, the heat insulation film 2 is laid on the surface of the greenhouse frame 1, then the heat insulation film 2 is fixed on the greenhouse frame 1, meanwhile, when the motor 7 operates, the cam 16 can be driven to rotate, so that the slide bars 17 in the cavity 3 move up and down in the sliding grooves 18, the slide bars 17 are arranged and limited before the heat insulation film 2 is discharged, the phenomenon that the heat insulation film is easily coiled when entering and exiting the cavity 3 is prevented, and when the air deflector 4 fixedly arranged at the lower end of the cavity 3 blows over the air deflector 4, because the surface of the air deflector 4 is uneven, the air speed on the surface of the air deflector is higher than the air speed at the upper end of the cavity 3, and the pressure intensity of the place with fast fluid flow speed is small, the cavity 3 and the air deflector 4 are pressed on the surface of the heat-insulating film 2 under the action of air pressure, and the condition that the heat-insulating film 2 is easily lifted or damaged by wind in a windy day is effectively prevented.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The greenhouse with good winter wind resistance comprises a greenhouse frame (1) and a cavity (3) which is covered on the upper side of the greenhouse frame (1), wherein the cavity (3) is arranged in a transparent manner, and is characterized in that heat-insulating films (2) are arranged at two ends of the cavity (3), the heat-insulating films (2) penetrate through the cavity (3) from the central part of the cavity (3), the heat-insulating films (2) are covered on the surface of the greenhouse frame (1), an air deflector (4) is fixedly arranged on the lower wall of the cavity (3), one side, close to the greenhouse frame (1), of the air deflector (4) is arranged in a wave shape, a telescopic rod (5) is fixedly arranged between the lower wall of the cavity (3) and the ground, a motor box (6) is fixedly arranged on the upper side wall of the cavity (3), and a partition plate (8) is transversely fixedly arranged in the motor box (6), the greenhouse frame is characterized in that a motor (7) is fixedly arranged on the partition plate (8), the motor (7) is arranged towards the greenhouse frame, a rotating shaft (9) is fixedly arranged at the lower end of the motor (7), the rotating shaft (9) penetrates through the partition plate (8) and extends into the cavity (3), a first gear (10) is fixedly arranged at the tail end of the rotating shaft (9), the first gear (10) is arranged in a helical gear mode, two turntables (11) are rotatably arranged at the inner center of the cavity (3), a plurality of gear teeth are fixedly arranged on the side wall of each turntable (11), the tail ends of the gear teeth are arranged in an arc mode, the gear teeth and the heat-insulating film (2) are tightly attached to each other with large friction force, second gears (12) are fixedly arranged on the two turntables (11) in a concentric mode, and the second gears (12) are meshed with the first gears (10), and two second gear (12) set up around first gear (10) respectively, still fixed third gear (13) that is equipped with on the lateral wall of axis of rotation (9), the vertical rotation in both sides of third gear (13) is equipped with engaged with fourth gear (14), two the one end that third gear (13) were kept away from in fourth gear (14) all is fixed and is equipped with connecting rod (15), two be equipped with guiding mechanism between the other end of connecting rod (15) and heat preservation membrane (2).

2. The greenhouse as claimed in claim 1, wherein the guide mechanism comprises a cam (16) fixedly arranged at the end of the connecting rod (15), a sliding groove (19) is formed in the side wall of the cavity (3), a sliding rod (17) is slidably arranged in the sliding groove (19), a spring (18) is fixedly arranged between the sliding rod (17) and the bottom wall of the cavity (3), and the cam (16) and the sliding rod (17) are arranged in an abutting manner.

3. The greenhouse of claim 1, wherein the side wall of the motor box (6) is fixedly provided with a heat insulation layer, and the motor box (6) and the cavity (3) are fixedly sealed.

4. The greenhouse as claimed in claim 1, wherein the cavity (3) is made of acrylic.

5. The greenhouse with good winter wind resistance as claimed in claim 1, wherein the connecting rod (15) and the cam (16) are integrally formed, and protective paint is coated on the surfaces of the connecting rod (15) and the cam (16).

6. A greenhouse as claimed in claim 1, characterised in that the sliding rods (17) are arranged in a round bar shape and the end of the cam (16) remote from the connecting rod (15) is arranged in an arc shape.