CN210900594U - A skirt membrane structure for greenhouse shed roof - Google Patents
A skirt membrane structure for greenhouse shed roof Download PDFInfo
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- CN210900594U CN210900594U CN201921296157.8U CN201921296157U CN210900594U CN 210900594 U CN210900594 U CN 210900594U CN 201921296157 U CN201921296157 U CN 201921296157U CN 210900594 U CN210900594 U CN 210900594U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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Abstract
The utility model discloses a skirt film structure for greenhouse roof, belonging to the technical field of greenhouse, comprising a plurality of supporting roof frames and skirt films; the supporting top frame is characterized in that the arch top protrudes outwards, skirt membranes with a certain height are arranged at the bottom edges of the two sides of the supporting top frame, and a window is arranged in the area from the arch top to the top edge of the skirt membranes. The utility model discloses a skirt membrane structure for greenhouse shed roof solves the biggest air volume of big-arch shelter and the fastest temperature regulation's problem.
Description
Technical Field
The utility model belongs to the technical field of the big-arch shelter greenhouse, specifically speaking relates to a skirt membrane structure for greenhouse shed roof.
Background
The greenhouse technology is widely applied to planting/cultivation of modern agriculture such as flowers, fruits and vegetables, and gradually becomes important agricultural production equipment. In the specific application process of the greenhouse technology, factors including temperature, humidity, carbon dioxide, oxygen, illumination, rain sheltering, frost prevention, snow prevention, plant diseases and insect pests and the like are important adjusting conditions of the greenhouse, like the brain of the greenhouse, so that the adjusted small environment of the greenhouse is most suitable for plant growth, and the aim of high-efficiency modern agriculture is achieved.
The common method of the existing greenhouse roof is that the window opening area is only 20-30% of the total surface area of the dome roof of the greenhouse, the problem is improved, but the area of the dome roof window is small, the top area is closed, the temperature cannot be completely discharged at the highest position of the whole roof, and the heat energy can be released only from the window opening of the side wall, so that the maximum ventilation volume of the greenhouse is seriously influenced, and the adjusting effect of the whole greenhouse is not obvious. The windows are arranged on the two sides of the top area, when external wind enters the greenhouse through the window arranged on one side, upward lifting is easily formed in the closed area of the greenhouse top, when the wind quantity is large, the whole greenhouse top is easily lifted from the closed area to turn over the greenhouse, and therefore the wind resistance performance of the greenhouse is extremely low. Especially in winter for keeping warm, in the confined big-arch shelter, humidity is along with the top gathering of temperature to the greenhouse, because the existence of inside and outside difference in temperature, be formed with the comdenstion water at the shed roof, the comdenstion water gathers can drop downwards after the certain degree, perhaps can be along with the flow to both sides of shed roof, when the comdenstion water flows down to the draw-in groove department of shed roof, the growth of serious influence plant in the canopy can be dripped to the water, a large amount of germ of cold water in the greenhouse, drip and can cause the plant disease to propagate on the plant, the plant rots, make the comdenstion water can't discharge at the shed roof.
Therefore, the existing greenhouse has more problems to be solved, and needs to be structurally adjusted. The utility model discloses what the main improvement was a skirt membrane structure for greenhouse shed roof.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a skirt membrane structure for the greenhouse roof aiming at the defects, and aims to solve the problems of the maximum ventilation quantity and the fastest temperature adjustment of the greenhouse; the problems that condensed water in the greenhouse cannot be discharged and drips on the greenhouse to cause disease transmission and plant rot are solved; the problem of big-arch shelter wind-resistant performance not good is solved. In order to achieve the above object, the utility model provides a following technical scheme:
a skirt membrane structure for greenhouse shed roof comprises a plurality of supporting roof frames and skirt membranes 4; the supporting top frame is characterized in that the arch top protrudes outwards, skirt membranes 4 with certain heights are arranged at the bottom edges of the two sides of the supporting top frame, and windows are arranged in the areas from the arch top to the top edges of the skirt membranes 4. According to the structure, the area from the vault to the top edge of the skirt film 4 is set as the window, and the window can be closed by covering the top film for heat preservation or opened by taking off the top film for ventilation; the area from the vault to the top edge of the skirt film 4 is set as a window, the top film (top film) of the greenhouse can be completely opened, the window is arranged at the highest end of the greenhouse, the whole window is opened, the windows on the two sides of the supporting top frame are completely opened, convection current can be effectively formed, and therefore the purposes of maximum ventilation and fastest temperature adjustment are achieved. The window is arranged at the highest end of the greenhouse, so that pressure on the top is avoided when strong wind enters the greenhouse. The vault of the supporting top frame is outwards convex, so that the top film can be rolled to the vault, and the whole top film can be effectively prevented from being lifted by wind; the greenhouse with the large-area movable film can be normally used (within 8-grade wind power).
Further, the skirt film 4 is a thin film covering the bottom edge of the side surface of the supporting top frame and occupying the area of the side surface 1/3 ± 1/10 of the supporting top frame. According to the structure, the area of the skirt membrane 4 covering the side 1/3 +/-1/10 of the supporting top frame is generally about 1/3, and the maximum ventilation quantity is ensured; while leaving room for the top film to be glued or secured to the skirt film 4. Can laminate the apical membrane in the base region and glue tightly, the laminating of whole apical membrane and skirt membrane is very difficult to be separated, has just also guaranteed the steady of whole big-arch shelter extremely firmly, increases its wind resistance. Further, the windows from the dome to the top edge of the skirt film 4 occupy the area of the supporting roof side 2/3 ± 1/10. As can be seen from the above structure, this structure can ensure that the whole area with 2/3 on the side of the supporting top frame belongs to the window area, especially the skirt film is arranged on the bottom edge area of the whole side of the supporting top frame, and the arch top area close to the supporting top frame is set as the window, therefore, when the temperature adjustment is needed, the top film of the window area of almost the whole arch top of the greenhouse can be opened, therefore, the top film of 2/3 of the greenhouse can be opened completely; and the window is arranged at the highest end of the greenhouse, so that the purposes of the maximum ventilation quantity and the fastest temperature adjustment are achieved, and because the humidity is accompanied with the temperature at the highest point of the greenhouse (the transpiration effect of hot air moving upwards), the humidity in the greenhouse is adjusted fastest, and the pest and disease damage can be reduced by reducing the humidity, so that the greenhouse is also the greenhouse with the best pest and disease damage adjusting effect in the multi-span greenhouse.
Furthermore, the supporting top frame comprises two top frames with arc structures, and the two top frames are intersected at the arch top to enable the arch top to be convex/pointed, so that the whole supporting top frame is in a peach-shaped structure. According to the structure, the supporting top frame is in a peach shape, so that the phenomenon that the slope of the existing greenhouse at the arch top is very gentle, a film rolling device can be used when the top film is controlled to be rolled, the film rolling device is frequently actuated to be out of order when the top film is rolled and placed at the arch top and the position with the gentle slope nearby, the top film cannot be timely, completely and reliably opened, particularly, a large-area arch top window is closed, and even the film rolling device and/or the film are easily damaged is effectively avoided; the supporting top frame is of a peach-shaped structure, plants can be fully provided with natural light, photosynthesis of the plants can be best, quality of the plants is improved, the arch is high, stress is stable, and the supporting top frame is one of good advantages in a greenhouse. These effective functions lay a good foundation for plant growth.
Further, the top frame is arranged in an arc-shaped convex mode, the acute angles of the tangent lines of the points from bottom to top and the horizontal clamp are gradually reduced, and the acute angles of the tangent lines and the horizontal clamp are all larger than or equal to nineteen degrees. According to the structure, the vault is prevented from having very gentle slope, and the phenomenon that the film rolling device is incapable of being opened timely, completely and reliably due to frequent action failure when rolling and releasing the film at the vault and the nearby gentle slope is avoided.
Furthermore, the change rate of the acute angle between the tangent line of the front point and the rear point of the arc-shaped outer convex high point of the top frame and the horizontal clip is the maximum. According to the structure, due to the design of the top frame, when the top film covers the skirt film, when the top film covers the arc-shaped high point of the top frame, the bottom edge of the top film tends to lean inwards, so that the top film and the skirt film can be more assuredly close to each other.
Further, the skirt membrane 4 is arranged on the surface of the supporting top frame, and the top edge of the skirt membrane 4 is inwards sunken at the position of the supporting top frame to form a flow guide opening. According to the structure, in winter, a large amount of cold suspected water can be contained in the greenhouse and can be accumulated on the top film, the cold suspected water can flow to the overlapped edge part of the top film and the skirt film along the inner wall of the top film to two sides, and the flow guide port is arranged, so that the cold suspected water can enter the overlapped area of the top film and the skirt film and can be discharged out of the greenhouse.
Further, a plurality of support roof racks set up side by side, are equipped with escape canal 3 between two arbitrary adjacent support roof racks, escape canal 3 is located skirt membrane 4 below. Known by above-mentioned structure, the escape canal is convenient for arrange the comdenstion water in the greenhouse to this escape canal in to concentrate outside the discharge, do benefit to the water management to whole big-arch shelter, in addition, the escape canal also gives the room that the full coverage of top film provided.
The utility model has the advantages that:
1. the utility model discloses a skirt film structure for greenhouse shed roof, which comprises a plurality of supporting roof frames and skirt films; the supporting top frame is characterized in that the arch top protrudes outwards, skirt membranes with a certain height are arranged at the bottom edges of the two sides of the supporting top frame, and a window is arranged in the area from the arch top to the top edge of the skirt membranes. The utility model discloses a skirt membrane structure for warmhouse booth roof solves the biggest air volume of big-arch shelter and the fastest temperature regulation's problem, the not good problem of big-arch shelter anti-wind performance. The topside of skirt membrane is inwards sunken in supporting roof-rack position, forms the water conservancy diversion mouth, solves the unable discharge of interior condensate water of big-arch shelter, drips and can cause disease propagation, the rotten problem of plant in the big-arch shelter.
Drawings
FIG. 1 is a schematic view of a greenhouse roof using the present invention;
FIG. 2 is a schematic cross-sectional view of a greenhouse roof using the present invention;
FIG. 3 is a schematic view of the greenhouse roof using the present invention;
fig. 4 is a schematic view of the flow guide port of the present invention;
in the drawings: 1-diversion port, 2-supporting top frame, 3-drainage ditch, 4-skirt membrane and 6-top membrane.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments, but the present invention is not limited to the following embodiments.
The first embodiment is as follows:
see figures 1-4. A skirt membrane structure for greenhouse shed roof comprises a plurality of supporting roof frames and skirt membranes 4; the supporting top frame is characterized in that the arch top protrudes outwards, skirt membranes 4 with certain heights are arranged at the bottom edges of the two sides of the supporting top frame, and windows are arranged in the areas from the arch top to the top edges of the skirt membranes 4. According to the structure, the area from the vault to the top edge of the skirt film 4 is set as the window, and the window can be closed by covering the top film for heat preservation or opened by taking off the top film for ventilation; the area from the vault to the top edge of the skirt film 4 is set as a window, the top film (top film) of the greenhouse can be completely opened, the window is arranged at the highest end of the greenhouse, the whole window is opened, the windows on the two sides of the supporting top frame are completely opened, convection current can be effectively formed, and therefore the purposes of maximum ventilation and fastest temperature adjustment are achieved. The window is arranged at the highest end of the greenhouse, so that pressure on the top is avoided when strong wind enters the greenhouse. The vault of the supporting top frame is outwards convex, so that the top film can be rolled to the vault, and the whole top film can be effectively prevented from being lifted by wind; the greenhouse with the large-area movable film can be normally used (within 8-grade wind power).
Example two:
see figures 1-4. A skirt membrane structure for greenhouse shed roof comprises a plurality of supporting roof frames and skirt membranes 4; the supporting top frame is characterized in that the arch top protrudes outwards, skirt membranes 4 with certain heights are arranged at the bottom edges of the two sides of the supporting top frame, and windows are arranged in the areas from the arch top to the top edges of the skirt membranes 4. According to the structure, the area from the vault to the top edge of the skirt film 4 is set as the window, and the window can be closed by covering the top film for heat preservation or opened by taking off the top film for ventilation; the area from the vault to the top edge of the skirt film 4 is set as a window, the top film (top film) of the greenhouse can be completely opened, the window is arranged at the highest end of the greenhouse, the whole window is opened, the windows on the two sides of the supporting top frame are completely opened, convection current can be effectively formed, and therefore the purposes of maximum ventilation and fastest temperature adjustment are achieved. The window is arranged at the highest end of the greenhouse, so that pressure on the top is avoided when strong wind enters the greenhouse. The vault of the supporting top frame is outwards convex, so that the top film can be rolled to the vault, and the whole top film can be effectively prevented from being lifted by wind; the greenhouse with the large-area movable film can be normally used (within 8-grade wind power).
The skirt film 4 is a thin film, covers the bottom edge of the side face of the supporting top frame and occupies the area of 1/3 +/-1/10 of the side face of the supporting top frame. According to the structure, the area of the skirt membrane 4 covering the side 1/3 +/-1/10 of the supporting top frame is generally about 1/3, and the maximum ventilation quantity is ensured; while leaving room for the top film to be glued or secured to the skirt film 4. Can laminate the apical membrane in the base region and glue tightly, the laminating of whole apical membrane and skirt membrane is very difficult to be separated, has just also guaranteed the steady of whole big-arch shelter extremely firmly, increases its wind resistance.
Example three:
see figures 1-4. A skirt membrane structure for greenhouse shed roof comprises a plurality of supporting roof frames and skirt membranes 4; the supporting top frame is characterized in that the arch top protrudes outwards, skirt membranes 4 with certain heights are arranged at the bottom edges of the two sides of the supporting top frame, and windows are arranged in the areas from the arch top to the top edges of the skirt membranes 4. According to the structure, the area from the vault to the top edge of the skirt film 4 is set as the window, and the window can be closed by covering the top film for heat preservation or opened by taking off the top film for ventilation; the area from the vault to the top edge of the skirt film 4 is set as a window, the top film (top film) of the greenhouse can be completely opened, the window is arranged at the highest end of the greenhouse, the whole window is opened, the windows on the two sides of the supporting top frame are completely opened, convection current can be effectively formed, and therefore the purposes of maximum ventilation and fastest temperature adjustment are achieved. The window is arranged at the highest end of the greenhouse, so that pressure on the top is avoided when strong wind enters the greenhouse. The vault of the supporting top frame is outwards convex, so that the top film can be rolled to the vault, and the whole top film can be effectively prevented from being lifted by wind; the greenhouse with the large-area movable film can be normally used (within 8-grade wind power).
The skirt film 4 is a thin film, covers the bottom edge of the side face of the supporting top frame and occupies the area of 1/3 +/-1/10 of the side face of the supporting top frame. According to the structure, the area of the skirt membrane 4 covering the side 1/3 +/-1/10 of the supporting top frame is generally about 1/3, and the maximum ventilation quantity is ensured; while leaving room for the top film to be glued or secured to the skirt film 4. Can laminate the apical membrane in the base region and glue tightly, the laminating of whole apical membrane and skirt membrane is very difficult to be separated, has just also guaranteed the steady of whole big-arch shelter extremely firmly, increases its wind resistance.
The windows from the dome to the top edge of the skirt film 4 occupy the area of the supporting roof side 2/3 + -1/10. As can be seen from the above structure, this structure can ensure that the whole area with 2/3 on the side of the supporting top frame belongs to the window area, especially the skirt film is arranged on the bottom edge area of the whole side of the supporting top frame, and the arch top area close to the supporting top frame is set as the window, therefore, when the temperature adjustment is needed, the top film of the window area of almost the whole arch top of the greenhouse can be opened, therefore, the top film of 2/3 of the greenhouse can be opened completely; and the window is arranged at the highest end of the greenhouse, so that the purposes of the maximum ventilation quantity and the fastest temperature adjustment are achieved, and because the humidity is accompanied with the temperature at the highest point of the greenhouse (the transpiration effect of hot air moving upwards), the humidity in the greenhouse is adjusted fastest, and the pest and disease damage can be reduced by reducing the humidity, so that the greenhouse is also the greenhouse with the best pest and disease damage adjusting effect in the multi-span greenhouse.
The supporting top frame comprises two top frames with arc structures, the two top frames are intersected at the arch top to enable the arch top to be convex/pointed, and the whole supporting top frame is in a peach-shaped structure. According to the structure, the supporting top frame is in a peach shape, so that the phenomenon that the slope of the existing greenhouse at the arch top is very gentle, a film rolling device can be used when the top film is controlled to be rolled, the film rolling device is frequently actuated to be out of order when the top film is rolled and placed at the arch top and the position with the gentle slope nearby, the top film cannot be timely, completely and reliably opened, particularly, a large-area arch top window is closed, and even the film rolling device and/or the film are easily damaged is effectively avoided; the supporting top frame is of a peach-shaped structure, plants can be fully provided with natural light, photosynthesis of the plants can be best, quality of the plants is improved, the arch is high, stress is stable, and the supporting top frame is one of good advantages in a greenhouse. These effective functions lay a good foundation for plant growth.
The top frame is the mode of arc evagination and arranges, and the top frame reduces gradually from the acute angle that up each point tangent line and level pressed from both sides down, and the acute angle that tangent line and level pressed from both sides is more than or equal to nineteen degrees all the time. According to the structure, the vault is prevented from having very gentle slope, and the phenomenon that the film rolling device is incapable of being opened timely, completely and reliably due to frequent action failure when rolling and releasing the film at the vault and the nearby gentle slope is avoided.
The change rate of the acute angle between the tangent line of the front point and the rear point of the arc-shaped outer convex high point of the top frame and the horizontal clamp is the largest. According to the structure, due to the design of the top frame, when the top film covers the skirt film, when the top film covers the arc-shaped high point of the top frame, the bottom edge of the top film tends to lean inwards, so that the top film and the skirt film can be more assuredly close to each other.
The skirt membrane 4 is arranged on the surface of the supporting top frame, and the top edge of the skirt membrane 4 is inwards sunken at the position of the supporting top frame to form a flow guide opening. According to the structure, in winter, a large amount of cold suspected water can be contained in the greenhouse and can be accumulated on the top film, the cold suspected water can flow to the overlapped edge part of the top film and the skirt film along the inner wall of the top film to two sides, and the flow guide port is arranged, so that the cold suspected water can enter the overlapped area of the top film and the skirt film and can be discharged out of the greenhouse.
A plurality of support roof racks set up side by side, are equipped with escape canal 3 between two arbitrary adjacent support roof racks, escape canal 3 is located skirt membrane 4 below. Known by above-mentioned structure, the escape canal is convenient for arrange the comdenstion water in the greenhouse to this escape canal in to concentrate outside the discharge, do benefit to the water management to whole big-arch shelter, in addition, the escape canal also gives the room that the full coverage of top film provided.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.
Claims (6)
1. The utility model provides a skirt membrane structure for greenhouse shed roof which characterized in that: comprises a plurality of supporting top frames and skirt membranes (4); the arch top of the supporting top frame protrudes outwards, skirt films (4) with certain heights are arranged at the bottom edges of the two sides of the supporting top frame, and a window is arranged in the area from the arch top to the top edge of each skirt film (4); the skirt film (4) is arranged on the surface of the supporting top frame, and the top edge of the skirt film (4) is inwards sunken at the position of the supporting top frame to form a flow guide port; a plurality of support roof racks set up side by side, are equipped with escape canal (3) between two arbitrary adjacent support roof racks, escape canal (3) are located skirt membrane (4) below.
2. A skirt film structure for a greenhouse shed as claimed in claim 1, wherein: the skirt film (4) is a thin film, covers the bottom edge of the side face of the supporting top frame and occupies the area of 1/3 +/-1/10 of the side face of the supporting top frame.
3. A skirt film structure for a greenhouse shed as claimed in claim 1, wherein: the windows from the dome to the top edge of the skirt film (4) occupy the area of the supporting roof side 2/3 + -1/10.
4. A skirt film structure for a greenhouse shed as claimed in claim 1, wherein: the supporting top frame comprises two top frames with arc structures, the two top frames are intersected at the arch top to enable the arch top to be convex/pointed, and the whole supporting top frame is in a peach-shaped structure.
5. The skirt film structure for greenhouse shed roof as claimed in claim 4, wherein: the top frame is the mode of arc evagination and arranges, and the top frame reduces gradually from the acute angle that up each point tangent line and level pressed from both sides down, and the acute angle that tangent line and level pressed from both sides is more than or equal to nineteen degrees all the time.
6. The skirt film structure for greenhouse shed roof as claimed in claim 5, wherein: the change rate of the acute angle between the tangent line of the front point and the rear point of the arc-shaped outer convex high point of the top frame and the horizontal clamp is the largest.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2019208499707 | 2019-06-06 | ||
| CN201920849970 | 2019-06-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210900594U true CN210900594U (en) | 2020-07-03 |
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ID=71341746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921296157.8U Active CN210900594U (en) | 2019-06-06 | 2019-08-12 | A skirt membrane structure for greenhouse shed roof |
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|---|---|
| CN (1) | CN210900594U (en) |
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2019
- 2019-08-12 CN CN201921296157.8U patent/CN210900594U/en active Active
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