KR100818667B1 - System for stirring and ventilating air for greenhouse - Google Patents

Abstract

A system for stirring and changing the air in a green house is provided to facilitate the installation and maintenance by installing a forward/reversely rotatable air blower on the ceiling of the green house. A system for stirring and changing the air in a green house(10) comprises: at least one air blower(20) which is installed to hang the ceiling of the green house; and a control part(30) which drives the forward and reverse rotation of an air blowing fan. The air blower comprises: a pipe-shaped housing of which both sides are open; a straight part extended to the inlet of one side of the housing; an enlarged pipe part formed at the inlet of the other side of the housing; and an air blowing fan mounted between the straight part and the enlarged pipe part. The air blowing fan sucks air from one of the inlet of the straight part and the inlet of the enlarged pipe part and then exhausts the air to the other inlet. The inlet of the straight part faces one side wall having a door.

Description

Agitating and Ventilation System in Green Houses {SYSTEM FOR STIRRING AND VENTILATING AIR FOR GREENHOUSE}

Figure 1 is a side view showing a state in which the ventilation is made by the stirring and ventilation system of the plastic house according to an embodiment of the present invention

Figure 2 is a side view showing a state in which the agitation of the air by the stirring and ventilation system of the plastic house according to an embodiment of the present invention

Figure 3 is a cross-sectional view showing the structure of the blower used in the stirring and ventilation system of the plastic house according to an embodiment of the present invention

4 is a cross-sectional view showing a ventilation of a typical plastic house.

<Short description of the major reference symbols>

10 vinyl house

     10a, 10b, 10c house film

     11a, 11b, 11c statement

20 blower

     21 housing

          21a straight

          21b expansion

          21c shaft part

     22 Suspension Bracket

     23 blower fan

30 control unit

40 shutter fan

The present invention relates to a stirring and ventilation system of a vinyl house, and more particularly, by installing a blower capable of forward and reverse rotation on the ceiling of the vinyl house, as well as the installation and maintenance of the blower fan. The present invention relates to a vinyl house agitation and ventilation system that can easily and effectively agitate and ventilate the air inside a vinyl house by controlling forward and reverse rotation.

Ventilation of the plastic house is very important for the development of the plant, as it affects not only air exchange but also control of temperature and humidity. In particular, the air in the upper part of the plastic house is difficult to ventilate unless a blower is installed. Therefore, in general, the ventilation apparatus of the vinyl house is generally provided with a ventilator to form a hole in the center of the roof in the plastic house and to vent the air inside through the hole. 4 shows a conventional example in which a conventional ventilation device 3 is installed through the roof of the vinyl house 1.

As described above, it is very difficult to penetrate the roof of the vinyl house 1 and install the ventilation device 3 in the hole, and the house membranes 1a, 1b, and 1c of the vinyl house 1 that need to be replaced periodically are The replacement work should be done by disassembling and installing the ventilation system (3).

In particular, when the vinyl house 1 is a multi-vintage house 1 having several house films 1a, 1b and 1c, as shown in FIG. 4, several house films 1a, 1b and 1c are formed. The installation work of the ventilator 3 becomes very difficult because the duct 2 must be installed through.

In addition, below the point where the ventilation device 3 is installed, the heat insulation of the ventilation device 3 is inferior and cold air penetrates through the ventilation device 3, and crops located below the ventilation device 3 suffer from cold damage. Is generated.

In addition, in the case of multiple vinyl houses (1) is often used as a vinyl film of the water film type, in this case, the water through the through-hole provided with the duct (2) or the ventilator (3) of the plastic house (1) Crops that fall inside and beneath the ventilator 3 are often wet.

On the other hand, as shown in FIG. 4, when the ventilation device 3 is installed through the roof of the vinyl house 1, a stirring device for agitating the air in the vinyl house 1 is separately provided in the vinyl house 1. It must be installed.

The present invention was conceived by recognizing the problems of the conventional agitation and ventilation of the plastic house as described above is an object of the present invention is installed and maintenance by installing a blower capable of forward and reverse rotation in the inner ceiling of the plastic house In addition to the ease and control of the forward and reverse rotation of the blower fan of the blower to provide a vinyl house agitation and ventilation system that can easily and effectively agitate and ventilate the air inside the vinyl house.

In order to achieve the above object, the agitation and ventilation system of a vinyl house according to the present invention includes a straight portion extending to an inlet of one end of a pipe-shaped housing opened at both sides, and the other inlet of the housing. Is formed as an expansion pipe to be opened to the outside, the blowing fan is mounted at a position between the straight portion and the expansion pipe to suck air from any one of the straight inlet portion and the expansion pipe inlet of the housing and discharge to the other inlet, At least one blower and the control unit for driving the blower fan of the blower and the reverse fan is aligned with the inlet of the straight portion facing one side wall in the longitudinal direction provided with the door of the plastic house, and the blower fan of the blower Characterized in that configured to include.

In addition, the agitation and ventilation system of the plastic house according to the present invention, the blower is characterized in that the shaft tube portion is formed on the inner side near the inlet of the straight portion.

In addition, the agitation and ventilation system of the vinyl house according to the present invention, the vinyl house is characterized in that the multiple vinyl house.

In addition, the agitation and ventilation system of the vinyl house according to the present invention, the vinyl house is a triple, the outermost house film is configured to further include an exhaust shutter fan installed on one side wall in the longitudinal direction toward the straight portion of the blower. The control unit may control an operation of the shutter and the fan of the shutter fan.

Hereinafter, with reference to the embodiment shown in the drawings will be described in more detail the stirring and ventilation system of another plastic house in the present invention.

1 is a side view showing a state in which the ventilation is made by the stirring and ventilation system of the vinyl house according to an embodiment of the present invention, Figure 2 is by the stirring and ventilation system of the vinyl house according to an embodiment of the present invention 3 is a side view illustrating a state in which air is agitated, and FIG. 3 is a cross-sectional view illustrating a structure of a blower used in a stirring and ventilation system of a vinyl house according to an embodiment of the present invention.

Referring to the drawings, the agitation and ventilation system of the vinyl house according to an embodiment of the present invention is a blower (2) in the interior of the vinyl house 10 is provided with doors (11a, 11b, 11c) on one side wall in the longitudinal direction ) Is arranged so as to be suspended from the ceiling of the plastic house (10). In the figure, a multiple (triple) vinyl house 10 in which the vinyl house 10 has three house films 10a, 10b, and 10c is shown, and the door 11a of the outermost house film 10a is shown. ) Shows an example in which the shutter fan 40 is installed in an upper position on one side wall. The operation of the fan 20 and the shutter fan 40 is controlled by the controller 30.

The blower 20 is operated to perform forward and reverse rotation by the control unit 30 to stir or blow air in the inside of the vinyl house 10 to the door 11a of the vinyl house 10. It is to be discharged to the outside through, 11b, 11c. Figure 3 is a cross-sectional view showing the structure of the blower used in the stirring and ventilation system of the plastic house according to an embodiment of the present invention, referring to Figure 3 the blower 20 is a housing 21 and a blowing fan ( 23). The housing 21 has a pipe shape open to both sides. One end of the housing 21 is formed with a straight portion (21a) extending to the inlet of the end, the other inlet of the housing 21 is formed with an expansion pipe (21b) to be opened to the outside. The blowing fan 23 sucks air from one of the inlet of the straight portion 21a and the expansion pipe 21b of the housing 21 and discharges the air to the other inlet so as to discharge the air to the other inlet. ) Is mounted in the position between. In the several blowers 20 configured as described above, the inlet of the straight portion 21a is aligned toward one side wall in the longitudinal direction in which the doors 11a, 11b, and 11c of the vinyl house 10 are provided. It is installed to hang on the ceiling of the vinyl house 10 by a suspension bracket 22 connected to). The blower 20 installed as described above may blow air to the doors 11a, 11b, and 11c of the vinyl house 10 while stirring the air while the blowing fan 23 is rotated forward and reverse by the control unit 30. As a result, the air inside the vinyl house 10 is ventilated. 1 is a side view showing a state in which ventilation is performed by the stirring and ventilation system of the plastic house according to an embodiment of the present invention, referring to FIG. 1, the forward rotation of the blower fan 23 of the blower 20 Or reverse rotation), the air is sucked into the inlet of the expansion pipe 21b, and the air flowing through the straight portion 21a and discharged to the inlet has a straight shape with the straight portion 21a long and straight. . Therefore, the air flow having the straightness as described above is discharged to the outside of the vinyl house 10 through the door (11a, 11b, 11c) of the vinyl house 10. In particular, the flow of air discharged through the straight portion 21a increases in straightness as the flow rate of air discharged from the inlet of the straight portion 21a increases. Accordingly, the shaft pipe portion 21c is formed on the inner side near the inlet of the straight portion 21a to increase the air flow rate. Meanwhile, FIG. 2 is a view illustrating a state in which air is agitated by the agitation and ventilation system of a vinyl house according to an embodiment of the present invention. Referring to FIG. 2, a blower fan 23 of the blower 20 is illustrated. When air is sucked into the inlet of the straight portion 21a by the reverse rotation (or forward rotation) of the air and is discharged through the expansion pipe 21b, the flow of air is formed so that the expansion pipe 21b is opened and diffused. Has Therefore, the flow of air having a diffusivity as described above is to mix the air inside the vinyl house (10).

The controller 30 drives the blower fan 23 of the blower 20 to forward and reverse rotation and controls the operation of the shutter fan 40.

On the other hand, in case of rain, the doors 11a, 11b and 11c of the plastic house 10 should be closed, in which case the air blown by the blower 20 is not discharged through the doors 11a, 11b and 11c. do. The present invention closes only the door 11a of the outermost house film 10a and the doors 11b and 11c of the inner house films 10b and 10c when the vinyl house 10 is a multi-vinyl house even in rainy weather. Is configured to allow ventilation in the open state. For this purpose, the shutter fan 40 is installed in the outermost house film 10a. Referring to the drawings, the outermost house film 10a is provided with an exhaust shutter fan 40 on one side wall in the longitudinal direction toward the straight portion of the blower 20. The control unit 30 opens the shutter (not shown in the drawing) and operates the fan (not shown in the drawing) of the shutter fan 40 when the blower 20 is operated for ventilation. 40 controls the operation of the shutter and fan. Accordingly, the air passing through the doors 11b and 11c of the inner house films 10b and 10c of the vinyl house 10 by the blower 20 is the outermost house film by the operation of the shutter fan 40. By being discharged to the outside of 10a, only the door 11a of the outermost house film 10a is closed, and the doors 11b and 11c of the inner house films 10b and 10c are vented in an open state.

The agitation and ventilation system of the plastic house according to the present invention by the configuration as described above is easy to install and maintain the blower fan of the blower by installing a blower capable of forward and reverse rotation on the inner ceiling of the vinyl house By controlling the forward and reverse rotation, the agitation and ventilation of the air inside the plastic house can be easily and effectively performed.

The agitation and ventilation system described above and illustrated in the drawings is only one embodiment for carrying out the present invention, and should not be construed as limiting the technical idea of the present invention. The scope of protection of the present invention is defined only by the matters set forth in the claims below, and the embodiments improved and changed without departing from the gist of the present invention will be apparent to those skilled in the art. It will be said to belong to the protection scope of the present invention.

Claims (4)

One end of the pipe-shaped housing which is open to both sides is formed with a straight portion extending to the inlet of the end, the other inlet of the housing is formed as an expansion pipe to be opened outward, the inlet and the expansion inlet of the straight portion of the housing A blowing fan is mounted at a position between the straight portion and the expansion pipe so as to suck air from one of them and discharge it to the other inlet, and the inlet of the straight portion is aligned toward one side wall in the longitudinal direction in which the door of the vinyl house is provided. At least one blower mounted on the ceiling of the vinyl house, Stirring and ventilation system of the plastic house, characterized in that it comprises a control unit for driving the fan and the forward and reverse rotation of the blower fan. The method of claim 1, The blower is agitation and ventilation system of the vinyl house, characterized in that the shaft tube portion is formed on the inner side near the inlet of the straight portion. The method according to claim 1 or 2, The vinyl house is a multi-vintage house, characterized in that the greenhouse and agitation and ventilation system. The method of claim 3, The vinyl house is triple, The outermost house film is configured to further include an exhaust shutter fan installed on one side wall in the longitudinal direction toward the straight portion of the blower, The control unit is a stirring and ventilation system of the plastic house, characterized in that for controlling the operation of the shutter and the fan of the shutter fan.

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