JP2007282546A - Ventilating device for vinyl greenhouse - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a ventilating device for a vinyl greenhouse, excellent in operability, economics and maintenance when opening/closing a shielding sheet such as an insect-proof net and a transparent film to be arranged on an opening part of a vinyl greenhouse body. <P>SOLUTION: This ventilating device has a greenhouse constructing frame which is set outside the opening part of a vinyl greenhouse body, a shielding sheet whose end is fixed to a long sheet-fixing part horizontally arranged on the upper part of the greenhouse constructing frame and whose the other end is wound around a horizontally suspended roller member, and a roller driving part which vertically moves the rotatably suspended roller member and is attached to the upper part of the greenhouse-constructing frame. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a ventilator for a greenhouse equipped with a shielding sheet such as an insect repellent net or a transparent film installed at an entrance of an agricultural house or a garden house.

  A conventional agricultural house is composed of an arc-shaped frame member, a vinyl sheet that covers the entire frame member from the outside and forms a roof portion, and the like. Then, when the season changes, the house is ventilated, etc., the seat is partially removed as necessary, and the attachment work is performed to cover the seat again. In such a greenhouse, the door of the entrance is opened in the summer so that the outside air flows into the greenhouse or the house, and a screen door with an insect net is installed instead of the open entrance, or the insect net is installed. To prevent insects from entering the greenhouse or house.

  For example, the following technology is disclosed in relation to a ventilation device for a greenhouse equipped with the insect net.

  In Patent Document 1, an insect net that closes the entrance is suspended in a double row in a double row in a position inside the entrance of the greenhouse or house, and each of the strip insect nets that are divided and suspended is arranged. An insect repelling net device having a weight at the lower edge is described.

Patent Document 2 describes a shutter with an insect net that includes a shutter plate that is opened and closed by wind pressure or a driving device, and that locks the insect net on the shutter frame so as to be able to suck in the air required in the house. ing.
JP 2000-228919 A JP 2006-20576 A

However, the conventional greenhouse ventilation device described in the above-mentioned patent document has the following problems.
(1) In a plastic house where insect repellent nets described in Patent Document 1 are suspended in a double row in a double curtain shape, when the insect repellent net is opened, the insect repellent is placed on the side end side of an opening such as an entrance / exit. The net had to be pulled in, and it had the disadvantages of being unfavorable in terms of appearance because it obstructed the workers when entering and leaving, and the space for storing the insect net increased. Also, since the insect net is provided inside the house, when multiple houses are arranged, it is difficult to open and close the shielding sheet such as the insect net provided at the entrance and exit. There was a problem of lacking.
(2) The shutter with an insect repellent net described in Patent Document 2 includes a shutter plate that is opened and closed by wind pressure or a driving device. Therefore, in order to maintain a good operating state over a long period of time, the structure is complicated. There is a problem that it requires a lot of maintenance work.

  The present invention has been made to solve the above-described conventional problems, and is excellent in operability when opening and closing a shielding sheet such as an insect repellent net or a transparent film disposed in an opening of a greenhouse main body, and a shielding sheet. The purpose of the present invention is to provide a ventilator for a greenhouse that has a simple driving structure and is excellent in economic efficiency and maintainability.

(1) The ventilator for a greenhouse according to the present invention, which has been made to solve the above problems, controls the ventilation state by winding up or unwinding a rectangular shielding sheet suspended outside the opening of the greenhouse main body. A ventilator for a greenhouse, which is horizontally disposed on a frame for building a house at the upper part of the opening and has a long sheet locking portion to which one end of the shielding sheet is locked, and the other end of the shielding sheet is wound And a roller member that is horizontally suspended and a roller driving unit that is attached to the house construction frame and moves the roller member up and down.
(2) In the greenhouse ventilator according to the present invention, in (1), the roller driving unit is provided at a lower part of a roller member having a main body portion provided on the house building frame and attached with the shielding sheet. It is also characterized in that it comprises a wound driving belt, a belt roller that winds up the driving belt, and a loop string that allows an operator to rotate the belt roller on its hand side. Yes.
(3) The ventilator for a greenhouse according to the present invention is the insect net in which the shielding sheet has a stitch in (1) or (2), and the opening of the greenhouse main body that is slid open and closed through the sliding door It is also characterized by being suspended on the outside of the entrance / exit as a part.
(4) In the greenhouse ventilator according to the present invention, in the above (1) or (2), the shielding sheet is a transparent film made of synthetic resin, and the opening portion of the greenhouse main body in which an insect-proof net is stretched It is also characterized by being suspended outside.
(5) The ventilator for a greenhouse according to the present invention is characterized in that, in the above (4), the opening is a ventilation opening provided on an upper surface and / or a side surface of the plastic body. is doing.
(6) In the greenhouse ventilator according to the present invention, in the above (1) to (5), a plurality of the greenhouse main bodies are arranged close to each other, and the roller driving unit that drives the shielding sheet has each opening. It is also characterized by being handed over.

  According to the present invention, since the rectangular shielding sheet suspended opposite to the outside of the opening of the greenhouse main body is wound up or rewound to control the ventilation state, the insect repellent net disposed in the opening of the greenhouse In addition to being excellent in operability when opening and closing the shielding sheet such as a transparent film, a structure for driving the shielding sheet can be simplified, and the maintenance is excellent.

  The ventilator for a greenhouse according to the present embodiment controls a ventilation state by winding up or rewinding a rectangular shielding sheet that is suspended facing the outside of the opening of the greenhouse main body, and controls the house above the opening. A long sheet locking portion horizontally disposed on the construction frame and engaged with one end of the shielding sheet; a roller member wound around the other end of the shielding sheet and horizontally suspended; and the house construction frame And a roller driving section that moves the roller member up and down.

  By providing a shielding sheet control structure such as a roller driving unit for driving such a shielding sheet, the shielding sheet disposed on the upper portion of the opening of the greenhouse main body can be easily opened and closed. Further, since the shielding sheet is disposed outside the greenhouse main body, maintenance is easy without being restricted by the opening width of the entrance / exit. Furthermore, since the shielding sheet can be provided on the outside of the greenhouse main body, the shielding sheets provided on these can be collectively operated in cooperation with other greenhouses arranged close to each other.

  The greenhouse body is an agricultural house or horticultural house that is formed entirely in a kamaboko shape, etc., and it is a rectangular opening such as a vent opening provided at the entrance, upper part, side, etc. have. A door or a screen door that is opened and closed by sliding along the house body wall is attached to the opening.

  The shielding sheet that is opened and closed through the shielding sheet control structure is an insect repellent net sheet having a mesh interval of 0.1 to 2 mm, a transparent film made of synthetic resin, and the like. In addition, it is provided in an opening such as a ventilation opening provided with an insect repellent net so as to be freely opened and closed.

  The frame for building a house is a support frame such as a pipe or a steel frame that is entirely formed in a gate shape, facing the opening, and is fixed to a long sheet. The parts are arranged horizontally. Note that the house building frame to which the seat locking portion is attached can be disposed outside the greenhouse main body as a separate frame frame supported via the frame of the greenhouse main body.

  A sheet | seat latching | locking part is a member for latching one end parts, such as a substantially rectangular net sheet and a transparent film, to the frame for house construction. For example, the seat locking portion is formed by raising a long strip-like bottom wall portion whose back side is fixed to the house construction frame and the left and right edges of the longitudinal side of the bottom wall portion obliquely upward on the inside. The left and right side wall portions, the locking portions formed by folding back the front ends of the left and right side wall portions, the left and right side wall portions having the locking portions, and the bottom wall portion are surrounded and attached to the inside to be enlarged. A film having a film fixing groove in which a shielding sheet is clamped by an elastic locking member is applicable.

  The roller member is a roller that is rotatably wrapped around a shielding sheet, and is attached to the upper part of the frame for building a house and is moved up and down while being rotated via a roller driving unit. When the roller member having the predetermined weight is driven to rotate, the shielding sheet is wound or unfolded, so that the opening is covered with the shielding sheet so as to be opened and closed. That is, the shielding sheet is configured such that one end of the rectangular shape is locked to the sheet locking portion, and the other end is wound around a roller member that is horizontally suspended to shield the opening portion in the vertical direction. .

  The roller drive unit is a roller member drive unit whose main body is provided on the upper part of the house building frame.For example, a roller drive unit equipped with a roller winding structure or an electric motor for the operator to rotate on the hand side. Applicable.

  In the greenhouse ventilation device of the present embodiment, the roller driving unit is provided in a main body portion of the house construction frame, and the driving belt wound around the lower part of the roller member to which the shielding sheet is attached, A belt roller that winds up the driving belt and a loop string that allows an operator to rotate the belt roller on its hand side may be provided.

  By this, the opening can be opened and closed by unfolding downward or rewinding the shielding sheet wound around the upper part of the opening of the greenhouse main body via the roller member by a simple operation of winding the loop string. it can.

  The ventilator for a greenhouse according to the present embodiment is an insect net having a stitch on the shielding sheet, and is suspended on the outside of an entrance / exit that becomes an opening of a greenhouse main body that is slid open / closed through a sliding door. Also has features. As a result, the insect net is laid on the doorway of the house as needed and is usually rolled up. However, when ventilating, the entrance door is opened and the insect net is lowered to prevent insects (pest entry and pollination bees). It is possible to ventilate while not). In addition, after ventilation is completed, it can be rolled up and stored compactly in the upper part of the entrance / exit.

  In the ventilator for a greenhouse according to the present embodiment, the shielding sheet is a transparent film made of a synthetic resin, and can be suspended on the outside of the opening of the greenhouse main body provided with an insect net. This makes it possible to perform temperature management and humidity management while preventing insect damage and the like.

  At this time, the opening may be a vent provided in the upper part and / or the side part of the end face of the greenhouse main body. This makes it possible to adjust the temperature and humidity inside the greenhouse, and to allow insects to enter and escape from the greenhouse when necessary, making efficient management of the greenhouse ventilation system be able to. In addition, it is desirable to install an insect-proof net in the ventilation port.

  In this way, an opening is provided in the house face and / or side face (such as the face opposite to the entrance or the house side face) of the house body, and an insect repellent net is stretched over the opening and is usually shielded. It can be covered with the same transparent film as the film for forming the house to be a sheet, and it can be rolled up and ventilated through the opening during ventilation. At this time, since an insect repellent net is stretched at the opening, it is possible to prevent insects from entering or pollination bees from escaping. In addition, although it is good also as arbitrary positions as an opening part, the wife face and / or side part of the above-mentioned house main body are preferable.

  In the greenhouse ventilator according to the present embodiment, a plurality of greenhouse bodies may be arranged close to each other, and a roller driving unit that drives the shielding sheet may be provided across each opening. Thereby, it is possible to collectively operate the shielding sheets provided on these in cooperation with other greenhouses arranged in proximity, and to improve the efficiency of maintenance work and maintenance work in the greenhouse.

Example 1
FIG. 1 is a perspective view of a greenhouse according to the first embodiment, and FIG. 2 is an explanatory diagram of a shielding sheet control structure in a greenhouse ventilation device. The greenhouse ventilation device of the present embodiment will be described below with reference to the drawings.

  1 and 2, 10 is a greenhouse to which the greenhouse ventilator of the first embodiment is applied, 11 is a greenhouse main body formed in a substantially kamaboko shape, and 12 is provided on the front side of the greenhouse main body 11. An entrance / exit that becomes an open opening, 13 is a support frame that is a part of a house construction frame such as an iron pipe provided in a gate shape outside the entrance / exit 12, and 14 is a seat member that is horizontally disposed above the support frame 13 A stop part, 15 is an insect net as a shielding sheet whose one end is locked to the sheet engaging part 14, 16 is a roller member wound around the other end of the insect net 15 and suspended, and 17 is an upper and lower part of the roller member 16. It is a roller drive part for making it move.

  As shown in FIG. 2, the shielding sheet control structure 10 a includes a support frame 13 provided on the outside of the entrance 12, a sheet locking portion 14 horizontally disposed on the support frame 13, and one end of the sheet locking portion 14. Are provided with a roller member 16 around which an insect repellent net 15 to be locked is wound, and a roller driving portion 17 for moving the roller member 16 up and down.

  An upper end of the insect net 15 is attached to an upper portion of the support frame 13 via a sheet locking portion 14. The sheet locking portion 14 has a bottom wall portion on the back side thereof fixed to the support frame 13 and has film fixing grooves formed by raising the left and right end edges of the bottom wall portion obliquely upward inward.

  The base end portion of the driving belt 17a wound around the lower part of the roller member 16 to which the insect fixing net 15 and the shielding sheet are attached in the film fixing groove of the sheet engaging portion 14 formed in this way is substantially wave-shaped. It is clamped via a spring 14a formed in the above.

  The roller driving unit 17 is a winding roller for winding a driving belt 17a wound around the lower portion of the roller member 16 and a driving belt 17a attached to the upper portion of the support frame 13 via a locking member 17b. 17c and a loop string 17d (see FIG. 1) for rotating the winding roller 17c in the forward and reverse directions.

  The doorway 12 of the greenhouse 10 is provided with a sliding door 12a covered with a synthetic resin sheet that is opened to the left or right, or one-sided, so that the insect repellent net 15 moves up and down on the front outside of the doorway 12 to open and close. Has been placed. That is, when the operator pulls the loop string 17d hanging from the upper side of the entrance / exit 12 side, the winding roller 17c rotates and moves so that the lower end of the driving belt 17a extends downward. As a result, the roller member 16 held by the driving belt 17a rotates, and the insect net 15 wound around the roller member 16 is unfolded as shown in FIG. The

  Thus, since the greenhouse 10 has the insect net 15 suspended so as to be able to be wound, the entrance 12 of the house that is opened in summer or the like is blocked by the insect net 15 as shown in FIG. The insects can be prevented from invading by maintaining the condition. Further, when entering or leaving the house, the insect net 15 can be brought up by operating the loop string 17d of the roller drive unit 17 as shown in FIG. Further, by using a heavy object such as a metal as the core material of the roller member 16, even if the suspended insect net 15 is slightly winded, it is not easily rolled up so that insects can enter. Can be prevented.

(Example 2)
Fig.3 (a) is a rear side front view of the greenhouse of Example 2, and FIG.3 (b) is an entrance-side front view. In FIG. 3, 20 is the greenhouse of the second embodiment, 21 is a rear side ventilation opening (opening) provided on the back side of the greenhouse main body 11, and 22 is an upper portion of the entrance 12 at the front of the greenhouse main body 11. It is an entrance / exit side ventilation opening (opening) provided, and an insect screen is stretched. Reference numeral 23 denotes a transparent film (shielding sheet) such as a synthetic resin sheet that is opened and closed to the back side ventilation port 21 and the entrance / exit side ventilation port 22 via the roller drive unit 17 so as to be movable up and down.

  In addition, about the thing which has the same function as the said Example 1, the same code | symbol is attached | subjected and the description shall be abbreviate | omitted.

  The rear side ventilation port 21 and the entrance / exit side ventilation port 22 in the greenhouse 20 may be provided with a screen door capable of ventilating instead of the insect net. In this manner, the transparent film 23 wound by the roller member 16 so as to be covered with the insect-proof net or screen door is suspended or wound up, thereby controlling the air in and out from the ventilation ports 21 and 22. Thus, the temperature and humidity in the greenhouse 20 can be freely adjusted.

(Example 3)
FIG. 4 is an overall perspective view of the greenhouse of Example 3, FIG. 5 is an enlarged view of part A, and FIG. 6 is an enlarged view of part B.

  4 to 6, 30 is the greenhouse of the third embodiment, 31 to 33 are three greenhouse main bodies arranged close to each other, and 34 is across the front surface of the entrance / exit 12 of each of the greenhouse main bodies 31 to 33. A support frame erected in a belt shape 35 is a side-side support frame disposed along a ventilation port 36 (FIG. 6) with an insect screen formed on the side surface of the greenhouse main body 33 disposed at the rightmost end. .

  The transparent film 23 of the second embodiment described above is suspended on the support frame 34 and the side support frame 35 so as to be able to be wound around the entrance / exit 12 of the greenhouse main bodies 31 to 33 via the roller member 16. The roller driving unit 17 provided allows the transparent film 23 to be unrolled or rolled up from the roller member 16. Thereby, the plurality of greenhouse main bodies 31 to 33 arranged in close proximity can be linked to each other by the common roller driving unit 17 and the plurality of transparent films 23 can be collectively operated. Moreover, since the support frame 34 and the side surface side support frame 35 are provided in the exterior side of the greenhouse main bodies 31-33, the efficiency of the maintenance work etc. can be achieved.

Example 4
FIG. 7 is an overall perspective view of the greenhouse of Example 4, and FIG.

  5 and 8, 40 is the greenhouse of the fourth embodiment, 41 to 43 are three greenhouse main bodies arranged close to each other, and 44 is a ventilation port at the upper rear side of each of the greenhouse main bodies 41 to 43. It is a support frame erected in a belt shape over the front surface.

  The transparent film 23 of the second and third embodiments described above is suspended on the support frame 44 so as to be able to be wound around the rear-side ventilation ports 21 of the greenhouse main bodies 41 to 43 via the roller member 16, and the loop string 17d is used. The insect net 15 can be deployed. As a result, the plurality of greenhouse main bodies 41 to 43 arranged in close proximity can be operated together by a single roller driving unit 17 so that the plurality of transparent films 23 can be collectively operated. Humidity management can be performed quickly.

  As described above, the greenhouse ventilator according to the present invention opens and closes the shielding sheet by disposing the shielding sheet that is rolled or unrolled around the horizontally suspended roller member at the opening of the greenhouse. The gist of the present invention is to improve the operability and maintainability at the time, and what falls under this is the scope of the right of the present invention. For example, in this embodiment, the shielding sheet is operated manually by a loop string. However, the temperature and humidity in the greenhouse are detected through a sensor, and the shielding sheet is opened and closed by a roller driving unit having an electric motor. Can be automatically controlled.

1 is a perspective view of a greenhouse according to Example 1. FIG. It is explanatory drawing of the opening / closing drive mechanism of the shielding sheet in the same greenhouse. It is a front view of the greenhouse of Example 2. It is a whole perspective view of the greenhouse of Example 3. It is the A section enlarged view of the greenhouse. It is the B section enlarged view of the greenhouse. It is a whole perspective view of the greenhouse of Example 4. It is the C section enlarged view of the greenhouse.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Greenhouse of Example 1 10a Shielding sheet control structure 11 Greenhouse body 12 Entrance / exit (opening)
12a Sliding door 13 Support frame (house building frame)
14 Seat locking part 14a Spring 15 Insect net (shielding sheet)
DESCRIPTION OF SYMBOLS 16 Roller member 17 Roller drive part 17a Drive belt 17b Locking tool 17c Roll-up roller 17d Loop string 20 The greenhouse of Example 2 21 Back side ventilation port 22 Entrance / exit side ventilation port 23 Transparent film (shielding sheet)
30 The greenhouse of Example 3 31-33 The greenhouse main body 34 Support frame 35 Side surface side support frame 40 The greenhouse 41 of Example 3 41-43 The greenhouse main body 44 Support frame

Claims (6)

A greenhouse ventilator for controlling the ventilation state by winding up or rewinding a rectangular shielding sheet suspended outside the opening of the greenhouse body,
A long sheet locking portion that is horizontally disposed on the house building frame at the top of the opening and that is locked to one end of the shielding sheet;
A roller member wound around and horizontally suspended at the other end of the shielding sheet;
A roller driving unit attached to the house construction frame to move the roller member up and down;
A greenhouse ventilator characterized by comprising: The roller drive unit is
A driving belt wound around a lower part of a roller member provided with a main body portion of the house construction frame and attached with the shielding sheet;
A belt roller that winds up the driving belt;
A loop string that allows an operator to rotate the belt roller on its hand side; and
The ventilation apparatus for greenhouses according to claim 1, comprising:   The vinyl according to claim 1 or 2, wherein the shielding sheet is an insect repellent net having a stitch, and is suspended outside an entrance / exit part serving as an opening of a greenhouse main body that is slidably opened and closed through a sliding door. House ventilation.   3. The greenhouse ventilation device according to claim 1, wherein the shielding sheet is a transparent film made of a synthetic resin, and is suspended outside an opening of the greenhouse main body provided with an insect net. .   The ventilator for a greenhouse according to claim 4, wherein the opening is a ventilation opening provided at an upper part and / or a side part of the end face of the greenhouse main body.   The said greenhouse main body is arranged in multiple numbers, The said roller drive part which drives the said shielding sheet is extended over each opening part, The any one of Claims 1-5 characterized by the above-mentioned. Ventilation equipment for greenhouses.

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