CN1299566C - Structure of skylight in greenhouse - Google Patents

Abstract

The purpose of this invention is to make it easy to tighten the plastic film covering the roof of the greenhouse. The window frame (4) has a holding part (4c) that engages with a part of the film fixing member (11) disposed on the frame (10) forming the roof of the greenhouse and can slidably hold the film fixing member (11). Furthermore, the frame (10) is provided with a connecting member (12) that can fix the film fixing member (11) at any position within its sliding range to the frame (10).

Description

Greenhouse skylight structure and greenhouse with the skylight structure

technical field

The present invention relates to a skylight structure provided on the roof of a greenhouse and a greenhouse provided with the skylight structure.

Background technique

In the prior art, for indoor air exchange in a greenhouse, in order to improve the air exchange efficiency, generally, skylights are provided near the roof ridge at the top of the greenhouse roof. Concretely, the well-known structure is, for example, on the roof that is positioned at its both sides across the roof ridge, openings are respectively provided along the roof ridge, and at the same time, one peripheral portion of the window member which is arranged to be able to open and close each opening is connected to the roof. On the ridge provided along the roof ridge, by rotating the other peripheral portion of each window member in the vertical direction around the ridge, the window members are opened and closed (for example, refer to Japanese Patent Application Laid-Open No. 2001-148948 , JP-A-2000-106763 Bulletin).

However, in a greenhouse equipped with skylights, especially when the external air flow is almost calm, the ventilation efficiency in the greenhouse is low, so it is required to secure a certain amount of opening area for the openings constituting the skylights.

However, as mentioned above, in the structure in which the window member is opened and closed with the ridge as the center of rotation, if it is desired to obtain a large opening area of the opening, it is necessary to take measures to maintain the strength of each part. Sufficient reinforcement measures, such as the use of large-diameter materials for the skeleton of ridges or rafters forming the roof, etc., are unavoidable at high cost.

On the other hand, in order to prevent the plastic film, which is the covering material of the greenhouse, from shaking due to wind, etc., it is desirable to apply tension as much as possible and set it taut. However, when the plastic film is tensioned and installed on the roof of the greenhouse, it is not necessarily easy to apply an appropriate tension to the plastic film because the work is carried out at a high place.

Contents of the invention

The present invention is proposed in view of the above-mentioned circumstances, and its purpose is to provide a kind of new method for the plastic film that is used for stretching the roof that covers greenhouse, provides a kind of skylight structure that can carry out stretching setting operation easily and has The skylight structure of the greenhouse. In addition, the purpose of the present invention is to provide a skylight structure that can maintain a certain strength, and compared with the skylight structure in the prior art, can obtain a larger opening area of the opening, which is convenient to improve the ventilation efficiency in the greenhouse. And a greenhouse with the skylight structure.

In order to solve the above problems, the skylight structure provided by the first aspect of the present invention includes: an opening for ventilation provided on the roof of the greenhouse; a window frame provided on the periphery of the opening; supported on the window frame, A window member capable of opening and closing the opening. The above-mentioned window frame is equipped with a holding portion that engages with a part of the film fixing member disposed on the framework of the roof forming the greenhouse and slidably holds the film fixing member on the edge portion that is arranged approximately parallel to the roof ridge, and , the frame is provided with a connecting piece capable of fixing the above-mentioned film fixing member to any position within its slidable range on the frame.

In the skylight structure provided by the second aspect of the present invention, in a greenhouse having a roof on both sides across the roof ridge, the opening is formed to extend across the roof ridge in a direction intersecting the roof ridge, and the window frames are approximately The above-mentioned holding parts are provided on both end edge parts arranged in parallel, and the above-mentioned window member is provided so that one peripheral part is supported on the end edge part of the above-mentioned window frame of at least one of the roofs located on both sides of the roof sandwiching the roof ridge. , the other peripheral portion rotates in the up-down direction around the support portion.

In the skylight structure provided by the third aspect of the present invention, a plurality of the above-mentioned skylights are provided along the roof ridge direction, and one peripheral portion of the window member constituting a part of each skylight is supported by the edge of the above-mentioned window frame on the roof on one side respectively. On the part, one peripheral part of the remaining window parts is supported on the edge parts of the above-mentioned window frames respectively located on the roof of the other side.

In the sunroof structure provided by the fourth aspect of the present invention, each of the sunroofs is arranged such that the opening directions of the window members face opposite directions alternately.

The skylight structure provided by the fifth aspect of the present invention is provided below the roof of the greenhouse: a sliding member provided to be slidable in a direction intersecting the roof ridge; one end is connected to the sliding member, and the other end is connected to the other peripheral edge of the window member. attached arm.

In the sunroof structure provided by the sixth aspect of the present invention, the plurality of window members are connected to one of the sliding members through the plurality of arms.

The seventh aspect of the present invention provides a greenhouse comprising the skylight structure described in any one of the first to sixth aspects of the present invention.

According to the present invention, since the edge portion of the window frame is arranged substantially parallel to the roof ridge, it is provided with a retainer that engages with a part of the film fixing member disposed on the framework of the roof forming the greenhouse and slidably holds the film fixing member. part, and the above-mentioned framework is provided with a connecting piece that can fix the above-mentioned film fixing member to any position within the range that it can slide, so by fixing the end of the bottom side of the groove. The end portion of the film on the ceiling side is fixed to the film fixing member, and the film fixing member is slid in a direction close to the ridge together with the connecting member to apply tension to the plastic film. And, then, by fixing the film fixing member on the skeleton with the connecting member, the plastic film can be provided with proper tension, and the plastic film can be easily tensioned and set.

According to the present invention, in a greenhouse having a roof on both sides across the ridge, the window member of the opening formed across the ridge and extending in a direction intersecting the ridge can be opened and closed so as to be supported on the side between the ridge and the ridge. At least one of the roofs on both sides has the position on the edge of the above-mentioned window frame as the center, so that a certain strength can be maintained even if no special reinforcement measures are taken. Compared with the structure in which the window member is opened and closed with the ridge as the center of rotation, the opening area of the opening when the window member is fully opened can be enlarged. In addition, according to such a structure, even if the air volume of the outside air is small, by sucking the air in the greenhouse to the outside by the negative pressure, it is also possible to easily generate airflow in the vicinity of the floor surface in the greenhouse, which is opposite to the direction of the outside airflow. The airflow causes a circulating airflow, which can fully ventilate. In addition, the above-mentioned window frame is equipped with the holding part of the above-mentioned film fixing member at the two end edges of the opposite roof ridge, which are arranged approximately parallel to each other, and is provided on the frame. The above-mentioned film fixing member is fixed to the connecting member on the frame, so the work of tensioning the plastic film on the roof on both sides sandwiching the ridge can be easily carried out.

According to the present invention, since a plurality of above-mentioned skylights are provided along the roof ridge direction, and one peripheral portion of the window member constituting a part of each skylight is supported on the edge portion of the above-mentioned window frame on the roof on one side respectively, the other One peripheral portion of the window member is supported on the end edge portion of the above-mentioned window frame respectively located on the roof of the other side, so the opening directions of a part of the window member and the rest of the window member can be directed in opposite directions.

According to the present invention, since the above-mentioned skylights are arranged so that the opening directions of the above-mentioned window members are alternately directed in opposite directions, the outside air can be evenly taken into the entire greenhouse, and the ventilation efficiency can be further improved.

According to the present invention, since the sliding member provided so as to be slidable along the direction intersecting the roof ridge and the arm connected to the sliding member at one end and connected to the other peripheral portion of the window member at the other end are provided under the roof of the greenhouse, The window member can be opened and closed by utilizing the phenomenon that the arm moves in the direction of standing up or falling down by sliding the sliding member in the direction crossing the roof ridge.

According to the present invention, since a plurality of the above-mentioned window members are connected to one of the above-mentioned sliding members through a plurality of the above-mentioned arms, by sliding one of the sliding members in a direction intersecting the roof ridge, the plurality of arms can be simultaneously raised. The phenomenon of moving in the direction of falling or tilting can make multiple window parts perform switching actions together.

Description of drawings

Fig. 1 is a sectional view showing the structure of a sunroof according to an embodiment of the present invention.

Fig. 2 is an enlarged perspective view of part A in Fig. 1 .

Fig. 3 is a schematic cross-sectional view showing the structure of the sunroof related to the above-mentioned embodiment.

Fig. 4 is a plan view showing an example in which the skylight structure related to the above-mentioned embodiment is applied to a multi-span greenhouse.

Fig. 5 is a sectional view taken along line B-B of Fig. 4 .

Fig. 6 is a sectional view taken along line C-C of Fig. 4 .

Fig. 7 is a plan view showing another example in which the skylight structure related to the above-mentioned embodiment is applied to a multi-span greenhouse.

Fig. 8 is a perspective view showing the structure of a greenhouse including the skylight structure related to the above-mentioned embodiment.

In these figures, reference numeral 1 is a skylight, 2 is an opening, 3 is a window member, 4 is a window frame, 5 is a sliding member, 6 is an arm, 7 is a ridge, 8a, 8b are a roof, 9 is a plastic film, 10 Is a skeleton, 11 is a film fixture, 12 is a connector, and 13 is an oblique groove.

Detailed ways

Hereinafter, the present invention will be described in more detail based on the embodiments shown in the drawings.

Fig. 1 is a sectional view showing the structure of a sunroof according to an embodiment of the present invention. As shown in this figure, the skylight 1 related to the present embodiment is used in a greenhouse having a roof 8a, 8b on both sides of the roof ridge 7 located at the top of the greenhouse roof, and its structure has an opening 2, a window member 3. Window frame4.

As shown in FIGS. 1 and 3 , the opening 2 is formed in a shape having a predetermined width D, straddling the roof ridge 7 , and extending in a direction intersecting the roof ridge 7 . Although the opening 2 of the present embodiment is made substantially square in plan view, the shape of the opening 2 is not limited in any way.

The window member 3 is provided such that one peripheral portion 3a is supported by a window frame 4 described later, and the other peripheral portion 3b is pivoted about the support portion in the vertical direction. The window member 3 preferably has a shape or structure capable of closing the opening 2 . In the present embodiment, the shape of the roof 8a, 8b is matched, and the side is roughly in the shape of "ヘ", and the form of plastic film or plate-shaped glass is laid on a substantially square frame in plan view.

As shown in FIG. 3 , the mechanism for opening and closing the window member 3 is preferably in the form of a sliding member 5 and an arm 6 .

The sliding member 5 is provided so as to be slidable in a direction intersecting the roof ridge 7 under the roofs 8a, 8b. As the sliding member 5, for example, a shaft or the like can be used. In addition, as a driving source for sliding the slide member 5, a remote operation mechanism using an electric motor or the like may be employed in addition to manual operation.

The arm 6 is formed into a rod shape, and is arranged such that one end 6 a is connected to the slide member 5 and the other end 6 b is connected to the other peripheral portion 3 b of the window member 3 . The arm 6 is interposed between the window member 3 and the sliding member 5, and is used to push up or pull down the other peripheral portion 3b of the window member 3. As shown in FIG.

That is, the arm 6 is designed as described above. In FIG. 3, if the slide member 5 slides to the left (arrow X direction), the end 6a connected to the slide member 5 moves to the left, and the other end 6b moves the arm 6 accordingly. Move in the direction of standing up. As a result, the other peripheral edge portion 3b of the window member 3 to which the other end 6b of the arm 6 is connected rotates upward, and the opening portion 2 is opened. On the other hand, in FIG. 3 , when the slide member 5 slides to the right (arrow Y direction), one end 6a connected to the slide member 5 moves to the right, and the other end 6b moves in a direction in which the arm 6 falls accordingly. As a result, the other peripheral portion 3 b of the window member 3 to which the other end 6 b of the arm 6 is connected rotates downward to close the opening 2 .

Moreover, as a mechanism for making the window member 3 open and close, it is also possible to adopt, for example, the opening and closing mechanism of the skylight disclosed in Japanese Patent Laid-Open No. 9-252663, or in FIGS. Also disclosed in 7, the driving form using a rack and pinion, etc. In addition, instead of the sliding member 5, a guide member (not shown) is provided below the roofs 8a, 8b of the greenhouse in a direction intersecting the roof 7, and the end 6a of the arm 6 can slide along the guide member.

The window frame 4 is provided on the periphery of the opening portion 2 . As shown in Fig. 1 and Fig. 2, as the window frame 4, it is preferable to use on the two end edges 4a, 4b arranged approximately parallel to the roof ridge 7, respectively, and to be equipped with a frame that is arranged on the roof 8a, 8b forming the greenhouse. A part 11a of the film fixing member 11 on 10 is engaged with and slidably holds the holding portion 4c of the film fixing member 11. In addition, it is preferable that the frame 10 is provided with a connecting member 12 capable of fixing the film fixing member 11 to any position within a slidable range on the frame 10 .

The skylight 1 comprised as mentioned above is suitable as a ventilation skylight of the multi-span greenhouse as shown, for example in FIGS. 4-8. That is, as shown in FIG. 4, a plurality of skylights 1 related to the present embodiment are arranged along the roof ridges 7 indicated by dashed-dotted lines in the figure. In this case, it is preferable that one side peripheral portion 3a of the window member 3 (3c) constituting a part of each skylight 1 is supported on the edge portion 4a of the window frame 4 on the roof 8a on one side respectively, and the remaining One peripheral edge portion 3a of the window member 3 (3d) is supported on the end edge portion 4b of the window frame 4 on the roof 8b on the other side respectively, and furthermore, each window member 3 (3c, 3d) is arranged to It would be better to open the direction alternately towards the opposite direction.

That is, when the skylight 1 related to the present embodiment is in the state of opening the opening 2, in FIG. To ventilate outside. Therefore, as described above, if the sunroof 1 is arranged so that the opening direction of the window member 3 faces in the opposite direction alternately, even if the flow direction of the outside air changes in the opposite direction, it can correspond to it. If any one of the window member 3 (3c) or the remaining window member 3 (3d) is opened, ventilation can be performed efficiently.

In addition, by making the opening directions of the window members 3 (3c, 3d) alternately face opposite directions, outside air can be uniformly taken in throughout the greenhouse, and the ventilation efficiency can be further improved.

And, as shown in FIG. 7 , it is of course also possible to support one side peripheral portion 3a of each window member 3 on the end edge portion 4a of the window frame 4 provided by the roof 8a on one side, so that each window member 3 A structure whose opening directions are all in the same direction.

And even in any of the above-mentioned occasions, because the skylight 1 related to the present embodiment is made to straddle the roof 7 and the wider opening 2 in the direction intersecting with the roof 7 is provided as a window member 3 capable of opening and closing, The switching operation is performed with the part supported on the edge portion (4a, 4b) of the window frame 4 of at least one of the roofs 8 (8a, 8b) located on both sides of the roof 7 across the roof 7 as the center of rotation. The opening area of the opening 2 can be enlarged compared with the structure in which the window member is opened and closed with the ridge as the center of rotation in the prior art. As a result, even if the air volume of the outside air is small, the air in the greenhouse can be sucked to the outside by the negative pressure. Therefore, the airflow in the opposite direction to the outside airflow generated near the floor surface in the greenhouse can be easily Causes circulating airflow and can fully ventilate. In addition, since a large opening area can be ensured in this way, on the other hand, the strength is hardly lowered, and no special reinforcement mechanism is required, so low cost can be realized.

As shown in FIG. 5 or FIG. 6, as a mechanism for opening and closing the window member 3, it is preferable to adopt a structure in which a plurality of window members 3 (3c, 3d) are connected to one slide member 5 through a plurality of arms 6. According to such a structure, by sliding one slide member 5 in a direction intersecting with the roof ridge 7, a plurality of arms 6 can be simultaneously moved in a direction of standing up or in a direction of falling down. The window parts 3 (3c, 3d) perform the opening and closing action together, so the operation of opening and closing the window parts 3 (3c, 3d) can be easily performed. In addition, compared with the form in which the opening and closing mechanism is provided on each window part, it can be easily saved. Energy source for switching window element 3 .

In addition, according to this embodiment, since the holding portion 4c of the film fixing member 11 is provided on the window frame 4, and the connecting member 12 for fixing the film fixing member 11 is provided on the frame 10, the greenhouse can be easily installed. The covering material---the plastic film 9 is unfolded.

That is, although in order to prevent the plastic film 9 from vibrating due to wind or the like, it is necessary to increase the tension as much as possible and set it tightly, but at this time, at first, the end of the plastic film 9 on the groove bottom side is engaged. It is fixed on the film engaging portion etc. formed on the wall of the inclined groove 13 (refer to FIG. 8 ), and the end of the ceiling side of the plastic film 9 is fixed on the above-mentioned film fixing member 11. At this time, since the film fixing member 11 is held by the holding portion 4c of the window frame 4 without falling off, the work of attaching the plastic film 9 to the film fixing member 11 is easy. Moreover, if the plastic film 9 is installed on the film fixing part 11, the film fixing part 11 can be slid towards the direction approaching the roof ridge 7 together with the connecting part 12. Thereby, tension can be applied to the plastic film 9 . And afterwards, by fixing the film fixing part 11 on the skeleton 10 with the connecting part 12, the plastic film 9 can be provided with proper tension, and can be tensioned and set.

Industrial Applicability

As described above, according to the skylight structure and the greenhouse provided with the skylight structure of the present invention, the plastic film covering the roof of the greenhouse can be easily tensioned and installed with an appropriate tension. In addition, according to the present invention, a certain strength can be maintained, and compared with the conventional skylight structure, the opening area of the opening can be made larger, which is convenient for improving the ventilation efficiency in the greenhouse.

Claims (7)

1. skylight structure possesses: the peristome that is arranged on the ventilation usefulness on the roof in greenhouse; Be arranged on the window frame of the periphery of this peristome; The window component that is bearing on this window frame, can the described peristome of switch, it is characterized in that: described window frame, on the end edge portion of ridge almost parallel configuration relatively, possess with the skeleton that is provided in the roof that forms the greenhouse on the part of film fixture engage, can keep slidably the maintaining part of this film fixture, and, be provided with the connector that the optional position of described film fixture in its slidable scope can be fixed on the described skeleton on the described skeleton.

2. skylight structure according to claim 1, it is characterized in that: have in the greenhouse on roof in its both sides clipping ridge, described peristome strides across ridge, launch ground on the direction of intersecting with ridge forms, described window frame relative ridge respectively two end edge portions of almost parallel configuration possess described maintaining part, and, described window component is arranged to, a side circumference is bearing in and clips that ridge is arranged on the end edge portion of the described window frame that at least one side had on roof of its both sides, the opposing party's circumference with its support be the center up and down direction rotate.

3. skylight structure according to claim 2, it is characterized in that: a plurality of described skylights are set along the ridge direction, and, a side the circumference of window component that constitutes the part in each skylight is bearing on the end edge portion of the described window frame on the roof that lays respectively at a side, and a side's of remaining window component circumference is bearing on the end edge portion that lays respectively at the described window frame on the opposite side roof.

4. skylight structure according to claim 3 is characterized in that: described each skylight is adapted to, described window component open direction alternately in the opposite direction.

5. according to any 1 the described skylight structure in the claim 1 to 4, it is characterized in that: possess below the roof in greenhouse: being arranged to can be along the slide unit of the direction slip that intersects with ridge; The arm that be connected with described slide unit with an end, the other end is connected with the opposing party's of described window component circumference.

6. skylight structure according to claim 5 is characterized in that: a plurality of described window components are connected with 1 described slide unit by a plurality of described arms.

7. a greenhouse is characterized in that: possess any 1 skylight structure of being put down in writing in the claim 1 to 6.

Images