CN219046866U - A kind of greenhouse ventilation circulation equipment - Google Patents

Abstract

The utility model provides a greenhouse ventilation circulation device which comprises a greenhouse base, wherein arc-shaped frames are arranged on the front side and the rear side of the top of the greenhouse base, greenhouse steel frames are distributed between the two arc-shaped frames, plastic films are covered on the surfaces of the greenhouse steel frames, and main air pipes are arranged on the two sides of the greenhouse base.

Description

A kind of greenhouse ventilation circulation equipment

technical field

The utility model belongs to the technical field of greenhouse ventilation, and more specifically relates to a greenhouse ventilation circulation device.

Background technique

The greenhouse is also called the greenhouse. A facility that can transmit light, keep warm (or warm), and be used to grow plants. In seasons that are not suitable for plant growth, it can provide a greenhouse growth period and increase production. It is mostly used for the cultivation of temperature-loving vegetables, flowers and fruits in low-temperature seasons. There are many types of greenhouses, which can be divided into many types according to different roof truss materials, lighting materials, shapes and heating conditions. With the improvement of people's living standards, in order to be able to eat fresh vegetables in different seasons, plastic greenhouses are more and more widely used in vegetable cultivation. At present, in northern China, the promotion area of vegetable greenhouses is increasing.

Based on the above, the inventor finds that there are the following problems: after searching, China Patent Network discloses a ventilation device for agricultural greenhouses (publication number CN208370472U), which includes beams, greenhouses, push rods, rectangular slots, displays, zipper doors, sealing plates, Motor, ventilation window, filter screen, fan, screw rod, slide rod, through hole, nut, fixing plate, air vent and chute, the top horizontal position of the greenhouse is provided with a beam, the beam is provided with a display, and the two sides of the greenhouse Ventilation openings are respectively opened on the side walls of the shed, a rectangular groove is opened inside the side wall of the greenhouse on the side of the ventilation opening, a sealing plate is provided inside the rectangular groove, a push rod is provided on one side of the sealing plate, and one end of the push rod passes through The side walls of the greenhouse protrude to the outside, and the side walls on both sides of the greenhouse are provided with chute respectively, and the push rod is arranged inside the chute. There is a motor, the inside of the ventilation window is provided with a slide bar vertically, the two ends of the slide bar are welded on the inner wall of the ventilation window, one side of the slide bar is provided with a screw, the top of the slide bar passes through the top surface of the ventilation window and It is connected with the output end of the motor, the fixed plate is set on the screw rod, the fixed plate is provided with a through hole and a nut, the slide rod passes through the inside of the through hole, the screw rod and the nut are meshed and connected, and one side of the fixed plate is fixedly connected with a The fan has a filter screen on one side of the ventilation window. The structure of the device is complex, and the internal ventilation airflow cannot fully cover the entire greenhouse, resulting in poor air circulation and ventilation efficiency in the greenhouse, resulting in a poor growing environment for vegetables in the greenhouse. Poor, affect the yield of vegetables.

Therefore, in view of this, researches and improvements are made on the existing structure and defects, and a greenhouse ventilation and circulation equipment is provided, in order to achieve the purpose of having more practical value.

Utility model content

In order to solve the above-mentioned technical problems, the utility model provides a greenhouse ventilation and circulation equipment to solve the current greenhouse ventilation and circulation equipment. The efficiency of circulation ventilation is not good, resulting in a poor environment for the growth of vegetables inside the greenhouse, which affects the production of vegetables.

In order to achieve the goal of good ventilation and circulation in the greenhouse, it is achieved by the following specific technical means:

A greenhouse ventilation and circulation equipment, comprising a greenhouse base, arc-shaped frames are installed on the top front side and rear side of the greenhouse base, and a greenhouse steel frame is distributed between the two arc-shaped frames, and the greenhouse steel frame The surface of the greenhouse base is covered with a plastic film, and main air ducts are installed on both sides of the greenhouse base, and a plurality of branch air ducts are equidistantly distributed along the length direction of the greenhouse base on the two main air ducts. The top of the frame is equidistantly distributed with a plurality of ventilators along the length direction of the greenhouse base, and a ventilation fan is installed inside each of the ventilators.

Further, fans are installed on both sides of the base of the greenhouse, and the output ends of the two fans are respectively connected to the corresponding main air ducts through pipes.

Further, the input ends of the two fans are connected with an air inlet pipe, and an activated carbon filter plate is installed inside each of the air inlet pipes, and a first anti-corrosion filter is installed inside each of the branch air pipes. Dust screen.

Further, electric push rods are installed on the tops of the two arc-shaped frames, and the piston rod ends of the two electric push rods are connected to a connecting plate, and a plurality of hollow holes are opened on the connecting plate.

Further, each of the hollow holes is connected with a rainproof roof, the bottom of each of the rainproof roofs is connected with a rubber annular plate, and the bottom of each of the rubber annular plates is provided with an annular groove.

Further, a second dust-proof screen is installed on the inner top of each ventilator, and each second dust-proof screen is located above the air outlet of the ventilation fan.

Compared with the prior art, the utility model has the following beneficial effects:

1. By setting the main air duct, multiple branch air ducts and multiple ventilators in the utility model, the multiple ventilators can form a ventilation structure with multiple outlets along the outer periphery of the greenhouse, covering the entire interior of the greenhouse to form a ventilation system. In the process of circulation, the ventilation effect is greatly improved. During this process, the fan introduces the outside air into the interior of the greenhouse. The efficiency of air circulation and ventilation is poor, resulting in poor vegetable growth environment inside the greenhouse and affecting the yield of vegetables;

2. Filter the air entering the greenhouse by setting an activated carbon filter screen, and also intercept large-volume debris, and then filter the dust through the first dust-proof screen to ensure the quality of the input air. The extension or retraction of the push rod achieves the effect of closing and opening the ventilator, which is easy to operate and improves the ventilation efficiency.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of the present utility model.

Fig. 2 is a schematic diagram of a partial three-dimensional structure of the utility model.

Fig. 3 is a three-dimensional structural schematic diagram of the main air duct of the present invention.

Fig. 4 is a three-dimensional structural schematic diagram 1 of the ventilator of the present invention.

Fig. 5 is a second perspective view of the ventilator of the present invention.

In the figure, the corresponding relationship between component names and drawing numbers is:

1. Greenhouse base; 2. Arc frame; 3. Greenhouse steel frame; 4. Plastic film; 5. Fan; 6. Support; 7. Air inlet pipe; 8. Activated carbon filter plate; 10. Branch air duct; 11. First dust-proof screen; 12. Ventilator; 13. Rainproof roof; 14. Rubber ring plate; 15. Ring groove; 16. Connecting plate; 17. Electric push rod; 18. Hollow hole; 19, ventilating fan; 20, the second dustproof net plate.

Detailed ways

The implementation of the present utility model will be further described in detail below in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the utility model, but cannot be used to limit the scope of the utility model.

In the description of the present utility model, unless otherwise specified, the meaning of "plurality" is two or more; the terms "upper", "lower", "left", "right", "inner", "outer ", "front end", "rear end", "head", "tail", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing the utility model and simplifying the description. It does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be construed as limiting the present invention. In addition, the terms "first", "second", "third", etc. are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that unless otherwise specified and limited, the terms "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection, or Integratively connected; it can be mechanically or electrically connected; it can be directly connected or indirectly connected through an intermediary. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.

Example:

As shown in accompanying drawing 1 to accompanying drawing 5:

The utility model provides a greenhouse ventilation and circulation equipment, comprising a greenhouse base 1, arc-shaped frames 2 are installed on the top front side and rear side of the greenhouse base 1, and a greenhouse steel frame 3 is distributed between the two arc-shaped frames 2. The surface of the steel frame 3 of the greenhouse is covered with a plastic film 4, and main air ducts 9 are installed on both sides of the greenhouse base 1, and a plurality of branch air ducts are equidistantly distributed along the length direction of the greenhouse base 1 on the two main air ducts 9 10. On the top of the steel frame 3 of the greenhouse, a plurality of ventilators 12 are equidistantly distributed along the length direction of the greenhouse base 1, and each ventilator 12 is equipped with a ventilation fan 19 inside.

In other embodiments, fans 5 are installed on both sides of the greenhouse base 1, and the output ends of the two fans 5 communicate with the corresponding main air duct 9 respectively through pipes. 7 Blow the air from the outside of the greenhouse into the inside of the greenhouse.

In other embodiments, the input ends of the two fans 5 are connected with air inlet pipes 7, and activated carbon filter screens 8 are installed inside each air inlet pipe 7, and the first A dust-proof net plate 11, fan 5 intercepts large-volume sundries and harmful substances through activated carbon filter net plate 8 during the input process, so that the quality of the input air is guaranteed.

In other embodiments, the tops of the two arc frames 2 are equipped with electric push rods 17, and the piston rod ends of the two electric push rods 17 are connected to a connecting plate 16, and a plurality of hollow holes 18 are provided on the connecting plate 16. , Start the electric push rod 17, the piston rod end of the electric push rod 17 is extended or drives the connecting plate 16 to move up or down to achieve the effect of closing and opening the ventilator 12, the operation is simple, and the ventilation efficiency is improved.

In other embodiments, each hollow hole 18 is connected with a rainproof roof 13, and the bottom of each rainproof roof 13 is connected with a rubber ring plate 14, and the bottom of each rubber ring plate 14 corresponds to the position of the ventilator 12 An annular groove 15 is provided, and the sealing effect is increased when the ventilator 12 is closed by arranging the rubber annular plate 14 and the annular groove 15 .

In other embodiments, the top of each ventilator 12 is equipped with a second dust-proof screen 20, and each second dust-proof screen 20 is located above the air outlet of the ventilation fan 19. By setting the second dust-proof screen The plate 20 can filter the air led by the ventilation fan 19 .

The specific usage and function of this embodiment:

In the utility model, the fan 5 is started, and the fan 5 blows the air outside the greenhouse into the interior of the greenhouse through the air inlet pipe 7, and the fan 5 intercepts large-volume sundries and harmful substances through the activated carbon filter screen 8 during the input process , so as to ensure the quality of the input air. At the same time, in the above process, the air is introduced into the inside of the main air duct 9 in the greenhouse and blown out by a plurality of branch air ducts 10, which can be formed along the inner periphery of the greenhouse. Multiple air intake structures cover the entire interior of the greenhouse. At the same time, the electric push rod 17 is activated, and the piston rod end of the electric push rod 17 is extended to drive the connecting plate 16 to move upward, so that the rainproof roof 13, the rubber ring plate 14 and the ventilator The top of 12 is separated, the opening of ventilator 12 is opened, and ventilation fan 19 is started, and multiple ventilation fans 19 will draw out the air in the greenhouse. Multiple ventilators 12 can form a ventilation structure with multiple outlets along the periphery of the greenhouse to form a ventilation cycle. During the process, the ventilation effect is greatly improved, the circulation of gas is improved, and the efficiency of air circulation and ventilation in the greenhouse is poor, which leads to the poor growth environment of vegetables inside the greenhouse and affects the yield of vegetables.

It should be noted that the blower fan 5, the electric push rod 17 and the ventilation fan 19 are devices or equipment existing in the prior art, or devices or equipment that can be realized in the prior art, and its power supply, specific composition and principle are familiar to those skilled in the art. is clear, so it will not be described in detail.

The embodiments of the invention have been presented for purposes of illustration and description, but are not intended to be exhaustive or to limit the invention to the forms disclosed. Many modifications and changes will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to better explain the principle and practical application of the invention, and to enable those of ordinary skill in the art to understand the invention and design various embodiments with various modifications suitable for particular purposes.

Claims (6)

1. A greenhouse ventilation and circulation equipment, characterized in that: it includes a greenhouse base (1), the top front side and rear side of the greenhouse base (1) are equipped with arc-shaped frames (2), and the two arc-shaped frames Greenhouse steel frames (3) are distributed between the shaped frames (2), the surface of the greenhouse steel frames (3) is covered with plastic film (4), and main air ducts are installed on both sides of the greenhouse base (1) (9), the two main air ducts (9) are equidistantly distributed with a plurality of branch air ducts (10) along the length direction of the greenhouse base (1), and the top of the greenhouse steel frame (3) is along A plurality of ventilators (12) are equidistantly distributed along the length direction of the greenhouse base (1), and a ventilator (19) is installed inside each ventilator (12). 2. The greenhouse ventilation and circulation equipment according to claim 1, characterized in that fans (5) are installed on both sides of the greenhouse base (1), and the output ends of the two fans (5) pass through The pipeline communicates with the corresponding main air duct (9). 3. The greenhouse ventilation and circulation equipment according to claim 2, characterized in that: the input ends of the two fans (5) are connected with air inlet pipes (7), and each of the air inlet pipes (7) Activated carbon filter screens (8) are installed inside, and first dust-proof screens (11) are installed inside each branch air duct (10). 4. The greenhouse ventilation and circulation equipment according to claim 1, characterized in that: electric push rods (17) are installed on the tops of the two arc-shaped frames (2), and the two electric push rods (17) The ends of the piston rods are connected to a connecting plate (16), and a plurality of hollow holes (18) are opened on the connecting plate (16). 5. The greenhouse ventilation and circulation equipment according to claim 4, characterized in that: each of the hollow holes (18) is connected with a rainproof roof (13), and the bottom of each of the rainproof roofs (13) All are connected with rubber ring plates (14), and the bottom of each rubber ring plate (14) is provided with an annular groove (15) at a position corresponding to the ventilator (12). 6. The greenhouse ventilation and circulation equipment according to claim 1, characterized in that: each of the ventilators (12) is equipped with a second dust-proof screen (20) on the inner top, and each of the second dust-proof The screen plates (20) are all located above the air outlet of the ventilation fan (19).

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