CN220493757U

CN220493757U - Vegetable planting greenhouse ventilation device

Info

Publication number: CN220493757U
Application number: CN202322006793.5U
Authority: CN
Inventors: 姜国强; 黄善平
Original assignee: Chongqing Xixidi Agricultural Technology Co ltd
Current assignee: Chongqing Xixidi Agricultural Technology Co ltd
Priority date: 2023-07-27
Filing date: 2023-07-27
Publication date: 2024-02-20
Anticipated expiration: 2033-07-27

Abstract

The utility model belongs to the technical field of greenhouse planting, in particular to a vegetable planting greenhouse ventilation device, which comprises a greenhouse body; the utility model discloses a greenhouse, including greenhouse body, including the top side, the top side of greenhouse body is fixed with the rotary drum, slidable mounting has the regulating plate in the rotary drum, first water conservancy diversion passageway has been seted up at the top of regulating plate, the both sides of rotary drum are connected with first intake pipe and first connecting pipe, blast pipe and second connecting pipe respectively, when admitting air to the greenhouse body, the crossing interval of second water conservancy diversion passageway and first connecting pipe is the same with the crossing interval of third water conservancy diversion passageway and second connecting pipe, can guarantee to admit air the same with the displacement, admit air through first connecting pipe, exhaust through the second connecting pipe, the exchange of the internal air of realization greenhouse that can be better, simultaneously effective assurance air input and displacement's equilibrium, the stability of the internal atmospheric pressure of better maintenance greenhouse can have better accuse to the gas exchange simultaneously, be suitable for different external temperature environment.

Description

Vegetable planting greenhouse ventilation device

Technical Field

The utility model belongs to the technical field of greenhouse planting, and particularly relates to a ventilation device for a vegetable planting greenhouse.

Background

The vegetable greenhouse is a frame film-covered structure with excellent heat preservation performance, people can eat out-of-season vegetables, a general vegetable greenhouse uses a skeleton with a bamboo structure or a steel structure, one or more layers of heat preservation plastic films are covered on the skeleton, and therefore a greenhouse space is formed, and ventilation is needed to be carried out on the greenhouse regularly when the greenhouse is cultivated.

In the prior art, the greenhouse ventilation device for agricultural product planting with the bulletin number of CN 114190207A comprises a case, a mounting plate, a fixing column and a solar panel, wherein the left side of the case is fixedly connected with a second motor, the tail end of a main shaft of the second motor is fixedly connected with a ventilation fan, the upper end and the lower end of the inner side of the case are provided with sliding rails, the middle position of the case is provided with the mounting plate, the upper side and the lower side of the mounting plate are slidably connected with the case, and the upper end and the lower end of the inner side of the mounting plate are fixedly connected with springs; according to the utility model, through the mounting plate and the filter screen, the filter screen can be replaced quickly and simply, the maintenance is reduced, and the operation is convenient.

In the prior art, when ventilation is performed, air flow is generally accelerated through cooperation of fans, but because the whole greenhouse is of a closed structure, air pressure in the greenhouse can be changed by the rapid air inlet or air exhaust of the fans, the air inlet flow and the air exhaust flow are not matched, the stable state in the greenhouse cannot be maintained, and the growth of vegetables is influenced; therefore, a ventilation device for a vegetable planting greenhouse is provided for solving the problems.

Disclosure of Invention

In order to make up the deficiency of the prior art, solve the air pressure in the canopy that the fan is admitted air fast or is discharged air fast in the prior art all can change, intake flow and discharge flow mismatch, can not maintain the steady state in the canopy, influence the problem that vegetable growth, a vegetable planting big-arch shelter ventilation unit is proposed.

The technical scheme adopted for solving the technical problems is as follows: the utility model relates to a ventilation device for a vegetable planting greenhouse, which comprises a greenhouse body; the greenhouse is characterized in that a middle rotary drum is vertically fixed on the top side of the greenhouse body, an adjusting plate is slidably installed in the middle rotary drum, a second diversion channel and a third diversion channel are respectively formed in two sides of the adjusting plate, a first diversion channel is formed in the top of the adjusting plate, a first air inlet pipe, a first connecting pipe, an air outlet pipe and a second connecting pipe are respectively connected to two sides of the middle rotary drum, connecting ports of the first air inlet pipe and the first connecting pipe are arranged in parallel and close to each other, connecting ports of the air outlet pipe and the second connecting pipe are arranged in parallel and close to each other, an air inlet cover is fixed on a port of the first air inlet pipe, and an air inlet fan is installed on the air inlet cover;

the exhaust pipe is connected with a second flow guide pipe, the top port of the second flow guide pipe is communicated with the top side face of the middle rotary drum, the exhaust pipe is connected with a first flow guide pipe, and the top port of the first flow guide pipe is communicated with the other top side face of the middle rotary drum.

Preferably, the second flow guiding channel and the third flow guiding channel are of semi-arc structures, the diameter of the second flow guiding channel is the same as the sum of the diameters of the ports of the first air inlet pipe and the first connecting pipe, and the diameter of the third flow guiding channel is the same as the sum of the diameters of the ports of the air outlet pipe and the second connecting pipe.

Preferably, the top port of the first flow guiding pipe and the top port of the second flow guiding pipe are on the same straight line, and the two ends of the first flow guiding channel are parallel to the top ports of the first flow guiding pipe and the second flow guiding pipe, so that the flow distribution of redundant gas can be realized, and better ventilation effect can be achieved through cooperation.

Preferably, the bottom of second connecting pipe and the bottom of first connecting pipe respectively with big-arch shelter body UNICOM, can cooperate the flow of gas, reach better ventilation effect.

Preferably, the slide hole has been seted up to the side of well rotary drum, a side wall of regulating plate is fixed with the screw column, the screw column runs through the slide hole setting, rotatory being equipped with the locking cap on the screw column can be to regulating plate position locking, guarantees the air current of taking a breath.

Preferably, the adjusting hole is formed in the other side face of the middle rotary drum, the sliding rod is fixed to the other side wall of the adjusting plate, the resistance coil is installed on the outer side wall of the adjusting plate, the electrode ring is sleeved on the resistance coil and fixed to the sliding rod, and the air inlet fan, the resistance coil, the electrode ring and the power supply are connected in series.

The utility model has the beneficial effects that:

the utility model provides a vegetable planting greenhouse ventilation device, which is characterized in that an adjusting plate is pushed to slide in a transfer cylinder, the bottom of a second diversion channel is communicated with a port of a first connecting pipe step by step, meanwhile, the bottom of a third diversion channel is communicated with a port of a second connecting pipe step by step, under the cooperation of an air inlet fan, when the greenhouse body is subjected to air inlet, the intersection interval of the second diversion channel and the first connecting pipe is identical with the intersection interval of the third diversion channel and the second connecting pipe, the air inlet and the air outlet are identical, the air inlet and the air outlet are ensured, the air inlet is realized through the first connecting pipe, the air inlet and the air outlet are well balanced, the air pressure in the greenhouse body is well maintained, and meanwhile, the air inlet is well controlled, so that the vegetable planting greenhouse ventilation device is applicable to different external temperature environments.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

fig. 1 is a first perspective view of the first embodiment;

fig. 2 is a second perspective view of the first embodiment;

FIG. 3 is a perspective view of the interior of the transfer drum;

FIG. 4 is a diagram of the configuration of the outside power distribution of the transfer drum;

legend description:

1. a greenhouse body; 2. a middle drum; 3. an adjusting plate; 4. a first draft tube; 5. a first air inlet pipe; 6. an air inlet cover; 7. an air inlet fan; 8. a first connection pipe; 9. a slide hole; 10. a locking cap; 11. a screw column; 12. a second flow guide pipe; 13. an exhaust pipe; 14. a second connection pipe; 15. a protective cover; 16. a first flow directing channel; 17. a second flow directing channel; 18. a third flow directing channel; 19. a slide bar; 20. an electrode ring; 21. a resistive coil.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Specific examples are given below.

Referring to fig. 1-4, the utility model provides a ventilation device for vegetable planting greenhouse, comprising a greenhouse body 1; the greenhouse is characterized in that a transfer cylinder 2 is vertically fixed on the top side of the greenhouse body 1, an adjusting plate 3 is slidably installed in the transfer cylinder 2, a second diversion channel 17 and a third diversion channel 18 are respectively formed in two sides of the adjusting plate 3, a first diversion channel 16 is formed in the top of the adjusting plate 3, a first air inlet pipe 5, a first connecting pipe 8, an air outlet pipe 13 and a second connecting pipe 14 are respectively connected to two sides of the transfer cylinder 2, connection ports of the first air inlet pipe 5 and the first connecting pipe 8 are arranged in parallel and close to each other, connection ports of the air outlet pipe 13 and the second connecting pipe 14 are arranged in parallel and close to each other, an air inlet cover 6 is fixed to a port of the first air inlet pipe 5, and an air inlet fan 7 is installed on the air inlet cover 6;

the exhaust pipe 13 is connected with the second guide pipe 12, the top port of the second guide pipe 12 is communicated with the top side surface of the transfer drum 2, the exhaust pipe 13 is connected with the first guide pipe 4, the top port of the first guide pipe 4 is communicated with the top other side surface of the transfer drum 2, the second guide passage 17 and the third guide passage 18 are of semi-arc structures, the diameter of the second guide passage 17 is the same as the sum of the diameters of the ports of the first air inlet pipe 5 and the first connecting pipe 8, the diameter of the third guide passage 18 is the same as the sum of the diameters of the ports of the exhaust pipe 13 and the second connecting pipe 14, the top port of the first guide pipe 4 is in the same straight line with the top port of the second guide pipe 12, the two ends of the first guide passage 16 are parallel to the top ports of the first guide pipe 4 and the second guide pipe 12, the bottom end of the second connecting pipe 14 is communicated with the transfer drum 2 respectively, and when the vegetable greenhouse is in operation, the vegetable greenhouse is of a frame film structure with excellent heat preservation performance, and the vegetable greenhouse can be eaten by people. The skeleton of bamboo structure or steel construction is used to general vegetable greenhouse, the one deck or multilayer heat preservation plastic film just forms a greenhouse space above, when the greenhouse is cultivated, need regularly ventilate the greenhouse, generally through fan operation cooperation quickens the air flow when ventilating, but because the greenhouse is whole to be the enclosed construction, the fan is quick to admit air or the exhaust can both change the air pressure in the canopy, can not maintain the steady state in the canopy, in order to promote the steady state of taking a breath in the canopy, when taking a breath, slide in transfer cylinder 2 through promoting regulating plate 3, the bottom of second water conservancy diversion passageway 17 and the port of first connecting pipe 8 progressively UNICOM, simultaneously the bottom of third water conservancy diversion passageway 18 and the port of second connecting pipe 14 progressively UNICOM, can be under the cooperation of air inlet fan 7, when admitting air to greenhouse body 1, the crossing interval of second water conservancy diversion passageway 17 and first connecting pipe 8 is the same with the crossing interval of third water conservancy diversion passageway 18 and second connecting pipe 14, can guarantee the same with the air pressure in the canopy, the air flow that admits air through first honeycomb duct 4, first water conservancy diversion passageway 16 and second water conservancy diversion passageway 12, the air intake volume is better, the air intake volume is discharged through the port 1 can be kept the more effectively to the air intake volume is better, the air intake volume is exchanged to the air through the second connecting pipe 1, the realization is better the air intake volume is better, the air intake volume is better is exchanged to the air through the air intake volume is better to the connection pipe 1, can be kept the air intake 1 to the air intake volume is better to the air through the air intake 1.

The side of the transfer cylinder 2 is provided with a slide hole 9, one side wall of the adjusting plate 3 is fixed with a spiral column 11, the spiral column 11 penetrates through the slide hole 9, the spiral column 11 is rotatably provided with a locking cap 10, the other side of the transfer cylinder 2 is provided with an adjusting hole, the other side wall of the adjusting plate 3 is fixed with a slide rod 19, the outer side wall of the adjusting plate 3 is provided with a resistance coil 21, the resistance coil 21 is sleeved with an electrode ring 20, the electrode ring 20 is fixed on the slide rod 19, the air inlet fan 7, the resistance coil 21, the electrode ring 20 and a power supply are connected in series, the side surface of the transfer cylinder 2 is buckled with a protective cover 15, during operation, in order to better cooperate to the adjustment of air input, the regulating plate 3 slides down the in-process, drive slide bar 19 and slide down, drive electrode ring 20 and resistance coil 21 and slide, when regulating plate 3 slides down, when the flow of admitting air enlarges, the connection resistance at intake fan 7 diminishes, the operating power of intake fan 7 promotes, can accelerate the flow of gas, when the air input reduces, the position of electrode ring 20 slides upwards, the resistance grow, the operating power of intake fan 7 reduces, reduce the gas flow, the cooperation that can be better realizes the operation of trading gas, maintain the atmospheric pressure in the big-arch shelter body 1, the stability of air current.

Working principle: in order to promote the steady state of ventilation in the greenhouse, when ventilation is carried out, the bottom of the second diversion channel 17 is gradually communicated with the port of the first connecting pipe 8 by pushing the adjusting plate 3 to slide in the transfer cylinder 2, meanwhile, the bottom of the third diversion channel 18 is gradually communicated with the port of the second connecting pipe 14, under the cooperation of the air inlet fan 7, when the greenhouse body 1 is inflated, the intersection interval of the second diversion channel 17 and the first connecting pipe 8 is the same as the intersection interval of the third diversion channel 18 and the second connecting pipe 14, the same air inflow and the air exhaust amount can be ensured, redundant air flows are guided and exhausted through the first diversion pipe 4, the first diversion channel 16 and the second diversion pipe 12, the air inflow through the first connecting pipe 8 is exhausted through the second connecting pipe 14, the air exchange in the greenhouse body 1 can be better realized, the balance of the air inflow and the air exhaust amount can be effectively ensured, the stability of the air pressure in the greenhouse body 1 can be better maintained, meanwhile, the ventilation amount can be better controlled, and the greenhouse body is suitable for different external temperature environments;

for better cooperation to the adjustment of air input, regulating plate 3 slides down the in-process, drive slide bar 19 and slide down, drive electrode ring 20 and resistance coil 21 and slide, when regulating plate 3 slides down, when the flow of admitting air enlarges, the connecting resistance at intake fan 7 diminishes, the operating power of intake fan 7 promotes, can accelerate the flow of gas, when the air input reduces, electrode ring 20's position slides upwards, the resistance grow, intake fan 7's operating power reduces, reduce the gas flow, the cooperation that can be better realizes the operation of changing air, maintain the atmospheric pressure in the big-arch shelter body 1, the stability of air current.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims

1. A vegetable planting big-arch shelter ventilation unit, its characterized in that: comprises a greenhouse body (1); the greenhouse is characterized in that a transfer cylinder (2) is vertically fixed on the top side of the greenhouse body (1), an adjusting plate (3) is mounted in the transfer cylinder (2) in a sliding manner, a second diversion channel (17) and a third diversion channel (18) are respectively formed in two sides of the adjusting plate (3), a first diversion channel (16) is formed in the top of the adjusting plate (3), a first air inlet pipe (5) and a first connecting pipe (8), an air outlet pipe (13) and a second connecting pipe (14) are respectively connected to two sides of the transfer cylinder (2), connecting ports of the first air inlet pipe (5) and the first connecting pipe (8) are arranged in parallel and close to each other, connecting ports of the air outlet pipe (13) and the second connecting pipe (14) are arranged in parallel and close to each other, an air inlet cover (6) is fixed on a port of the first air inlet pipe (5), and an air inlet fan (7) is arranged on the air inlet cover (6);

the novel energy-saving air conditioner is characterized in that a second flow guide pipe (12) is connected to the air exhaust pipe (13), the top port of the second flow guide pipe (12) is communicated with the top side face of the transfer cylinder (2), a first flow guide pipe (4) is connected to the air exhaust pipe (13), and the top port of the first flow guide pipe (4) is communicated with the other top side face of the transfer cylinder (2).

2. The vegetable planting greenhouse ventilation device according to claim 1, wherein: the second diversion channel (17) and the third diversion channel (18) are of semi-arc structures, the diameter of the second diversion channel (17) is the same as the sum of the diameters of the ports of the first air inlet pipe (5) and the first connecting pipe (8), and the diameter of the third diversion channel (18) is the same as the sum of the diameters of the ports of the air outlet pipe (13) and the second connecting pipe (14).

3. A vegetable planting greenhouse ventilation device as claimed in claim 2, wherein: the top ports of the first flow guide pipe (4) and the second flow guide pipe (12) are on the same straight line, and the two ends of the first flow guide channel (16) are parallel to the top ports of the first flow guide pipe (4) and the second flow guide pipe (12).

4. A vegetable planting greenhouse ventilation device as claimed in claim 3, wherein: the bottom end of the second connecting pipe (14) and the bottom end of the first connecting pipe (8) are respectively communicated with the greenhouse body (1).

5. The vegetable planting greenhouse ventilation device according to claim 4, wherein: slide hole (9) have been seted up to the side of transfer section of thick bamboo (2), a side wall of regulating plate (3) is fixed with screw column (11), screw column (11) run through slide hole (9) and set up, rotatory assembly has locking cap (10) on screw column (11), protection casing (15) are detained to the side of transfer section of thick bamboo (2).

6. The vegetable planting greenhouse ventilation device according to claim 5, wherein: an adjusting hole is formed in the other side face of the transfer cylinder (2), a sliding rod (19) is fixed on the other side wall of the adjusting plate (3), a resistance coil (21) is arranged on the outer side wall of the adjusting plate (3), the resistance coil (21) is sleeved with an electrode ring (20), the electrode ring (20) is fixed on the sliding rod (19), and the air inlet fan (7), the resistance coil (21), the electrode ring (20) and the power supply are connected in series.