CN211671810U - Air supply pipeline and air supply pipeline group - Google Patents
Air supply pipeline and air supply pipeline group Download PDFInfo
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- CN211671810U CN211671810U CN202020007544.1U CN202020007544U CN211671810U CN 211671810 U CN211671810 U CN 211671810U CN 202020007544 U CN202020007544 U CN 202020007544U CN 211671810 U CN211671810 U CN 211671810U
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
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Abstract
The utility model discloses an air supply duct and air supply duct group, this air supply duct includes: one end of the blast pipe is an air inlet end, the other end of the blast pipe is an air outlet end, and a continuous air supply gap is formed in the side wall of the blast pipe along the axial direction; the air supply port comprises an air supply gap and air deflectors, the air deflectors comprise a first air deflector and a second air deflector, the first air deflector and the second air deflector are oppositely arranged on two sides of the air supply gap, and a plurality of adjusting through holes which are spaced from each other are symmetrically formed in the first air deflector and the second air deflector; and the fastening connecting pieces penetrate through the corresponding adjusting through holes, and the fastening connecting pieces with different fastening degrees can enable the air output of the air supply outlet at the position near the corresponding adjusting through hole to be different. The utility model discloses an air supply duct has realized that the air supply volume and the air supply speed of supply-air outlet keep unanimous along even, the incessant air-out of axial direction blast pipe.
Description
Technical Field
The utility model relates to a farming equipment technical field, more specifically relates to an air supply duct and air supply duct group.
Background
The three-dimensional cultivation has the advantages of saving land, improving plant growth and development, saving time and labor and the like, and can reduce the application amount of pesticides, fertilizers and the like, not only save the cost, but also improve the safety of products, so that the three-dimensional cultivation is widely applied in the field of agriculture and forestry production recently.
To ensure proper growth of the cultivated plants, the stereoscopic cultivation systems require production in a greenhouse environment and typically require the use of an air stirring fan to provide a uniform horizontal air flow (e.g., air flow rate of 40cm/s to 70cm/s) to effect gas exchange for photosynthesis of the cultivated plants. Therefore, proper air supply in the three-dimensional cultivation system is an important means for ensuring good growth of the cultivated plants. However, the ventilation holes of the air supply duct used for three-dimensional cultivation at present are mostly perforated at intervals, the air supply volume of the inter-hole area of each ventilation hole is often insufficient and the air supply volumes of the ventilation holes along the axial direction of the air supply duct are often not uniform, so that the plant growth standardization degree of plants cultivated in the three-dimensional cultivation system is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the above-mentioned problem to existence among the prior art provides an air supply duct and air supply duct group, has solved the supply air volume in the interhole region in each ventilation hole of air supply duct's mutual spaced not enough and along the nonuniform problem of supply air volume in each ventilation hole of air supply duct's axial direction.
According to the utility model discloses an aspect provides an air supply duct for three-dimensional cultivation, include:
the air supply device comprises an air supply pipe, a fan blade, a fan;
the air supply port comprises an air supply gap and air deflectors, the air deflectors comprise a first air deflector and a second air deflector, the first air deflector and the second air deflector are oppositely arranged on two sides of the air supply gap, and a plurality of adjusting through holes which are spaced from each other are symmetrically formed in the first air deflector and the second air deflector;
the fastening connecting pieces are in one-to-one correspondence with the adjusting through holes and penetrate through the corresponding adjusting through holes, and the fastening connecting pieces with different fastening degrees can enable the air supply quantity of the air supply outlet at the position near the corresponding adjusting through hole to be different.
Preferably, the fastening connector includes an adjusting screw and an adjusting nut, the adjusting screw penetrates through the corresponding adjusting through hole and the adjusting nut is screwed into the adjusting screw, and when the adjusting nut is screwed into the adjusting screw for different lengths, the air supply amount of the air supply outlet at the position near the corresponding adjusting through hole is different.
Preferably, the length of screwing the adjusting nut into the adjusting screw is sequentially reduced along the axial direction of the air supply pipe.
Preferably, the air supply duct drives the air supply gap, the first air deflector and the second air deflector to rotate when rotating in the axial direction, and the first air deflector and the second air deflector are oriented in different directions, and the air supply direction of the air supply opening is different when the first air deflector and the second air deflector are not oriented in the same direction.
Preferably, the air supply slit has a slit length smaller than that of the air supply duct, and is located at a middle position of a side wall of the air supply duct in the axial direction.
Preferably, the air supply width of the air supply pipe is determined according to the cross-sectional area of the air supply pipe in the radial direction and the gap length of the air supply gap, and the gap width of the air supply gap is not less than the air supply width.
Preferably, the adjacent through holes are spaced apart by the same distance.
Preferably, when the air outlet end of the air supply pipe is used as a sealing end, the air outlet end is provided with a sealing cover, the sealing cover has the same shape as the cross section of the air supply pipe in the radial direction, and the shape of the cross section of the air supply pipe in the radial direction includes: circular and drop-shaped.
According to the utility model discloses in another aspect, a supply air duct group for three-dimensional cultivation is provided, supply air duct group includes: a plurality of the above-mentioned blast ducts connected in series.
Preferably, one end of the air supply duct group in the axial direction is an air inlet end, and the other end of the air supply duct group is a sealing end.
According to the utility model provides an air supply duct and air supply duct group are provided with continuous air supply gap along the lateral wall of axial direction blast pipe, have avoided the not enough problem of the air supply volume in the interhole region in each ventilation hole of air supply duct's mutual spaced, have realized evenly, the incessant air-out along the axial direction blast pipe. The fastening degree of the fastening connecting pieces corresponding to the adjusting through holes is properly arranged along the axial direction of the air supply pipe, so that the air supply gaps at the positions near the adjusting through holes, and the air supply quantity and the air supply speed of the air supply opening formed by the first air deflector and the second air deflector are kept consistent, the problem that the air supply quantity of all the air holes along the axial direction of the air supply pipeline is not uniform is avoided, and the plant growth standardization degree of plants cultivated in the three-dimensional cultivation system is improved.
In addition, the air supply pipe drives the air supply gap, the first air guide plate and the second air guide plate to rotate when rotating along the axial direction, the direction of the first air guide plate is different from that of the second air guide plate, the appointed air supply directions of the air supply opening formed by the air supply gap, the first air guide plate and the second air guide plate are different, and directional air supply of the air supply pipeline is achieved.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings.
Fig. 1 shows a schematic perspective view of an air supply duct according to an embodiment of the present invention.
Fig. 2 shows a cross-section of the supply duct shown in fig. 1 in the direction of line EE.
Fig. 3 shows a schematic perspective view of an air supply duct according to an embodiment of the present invention.
Fig. 4 shows a cross-sectional view of the supply duct shown in fig. 3, taken along line FF.
Fig. 5 shows a schematic perspective view of an air supply duct according to an embodiment of the present invention.
Fig. 6 shows a cross-section of the supply duct shown in fig. 5 along line GG.
Detailed Description
The invention will be described in more detail below with reference to the accompanying drawings. Like elements in the various figures are denoted by like reference numerals. For purposes of clarity, the various features in the drawings are not necessarily to scale. In addition, certain well known components may not be shown.
Numerous specific details of the invention are set forth in the following description in order to provide a more thorough understanding of the invention. However, as will be understood by those skilled in the art, the present invention may be practiced without these specific details.
The plant factory is a high-efficiency agricultural system which automatically controls the environmental conditions of temperature, humidity, illumination, carbon dioxide concentration, nutrient solution and the like for plant cultivation, so that the growth environment of plants in the plant factory is not or rarely restricted by natural conditions. The three-dimensional cultivation is a column cultivation mode with the periphery erected or a layered cultivation mode with a frame building and hanging mode according to vertical gradient by utilizing greenhouse space and solar energy under the condition of not influencing plane cultivation.
Plant factory and the three-dimensional cultivation system that adopts three-dimensional cultivation mode all cultivate the plant under the indoor environment, but indoor air circulation and flow exist uncertain, inhomogeneous condition, consequently need initiatively supply air for cultivating the plant and provide even gaseous environment to local environment, need cooperate air conditioning system to provide suitable temperature environment for cultivating the plant, need cooperate carbon dioxide air supply system to carry suitable carbon dioxide gas for cultivating the plant simultaneously. The utility model discloses supply-air duct is applied to plant factory and three-dimensional cultivation system as above.
Fig. 1 shows a schematic perspective view of an air supply duct according to an embodiment of the present invention. Fig. 2 shows a cross-section of the supply duct shown in fig. 1 in the direction of line EE. The air supply duct according to the embodiment of the present invention will be described with reference to fig. 1 and 2.
As shown in fig. 1 and 2, the air supply duct according to the embodiment of the present invention includes: a blower tube 110, a blower outlet 120, a plurality of fastening connectors 130, and a sealing cover 140.
And an air supply pipe 110, one end of the air supply pipe 110 being an air inlet end 111, the other end of the air supply pipe 110 being an air outlet end (not shown), and a continuous air supply gap 121 being provided along a sidewall of the air supply pipe 110 in an axial direction. The air inlet 111 is provided with an interface to facilitate connection with a duct of an air supply system such as a fan or an air conditioner. As shown in fig. 1, the air supply pipe 110 is a linear air supply pipe, and the continuous air supply gap 121 is also a corresponding linear type, it can be understood that the air supply pipe 110 and the air supply gap 121 according to the embodiment of the present invention can be designed into a curved shape according to actual engineering requirements. As shown in fig. 1 and fig. 2, the shape of the cross-sectional view of the air supply pipe 110 along the EE line direction (radial direction) is circular, and it can be understood that the shape of the cross-sectional view of the air supply pipe 110 along the EE line direction (radial direction) according to the embodiment of the present invention can be designed into other shapes according to the actual engineering requirements.
The air supply opening 120 comprises an air supply gap 121 and air deflectors, and the air deflectors comprise a first air deflector 122 and a second air deflector 123. The first air guiding plate 122 and the second air guiding plate 123 are oppositely arranged at two sides of the air supply gap 121, and a plurality of adjusting through holes are symmetrically formed in the first air guiding plate 122 and the second air guiding plate 123 at intervals. In some embodiments, adjacent tuning vias are spaced apart by the same distance.
The fastening connectors 130 are in one-to-one correspondence with the adjustment through holes, the fastening connectors 130 penetrate through the corresponding adjustment through holes, and the fastening connectors 130 with different fastening degrees can make the air output and the air supply speed of the air supply outlet 120 at the position near the corresponding adjustment through hole different. As shown in fig. 1, in the axial direction of the air supply pipe 110, the first air guiding plate 122 and the second air guiding plate 123 are symmetrically provided with an adjusting through hole a, an adjusting through hole B, an adjusting through hole C and an adjusting through hole D which are spaced from each other, and the fastening connection member 130 penetrates through the corresponding adjusting through hole a, the adjusting through hole B, the adjusting through hole C and the adjusting through hole D. In some embodiments, the fastening connectors 130 corresponding to the adjustment through holes a, B, C and D have different fastening degrees. For example, according to the order of the adjustment through hole a, the adjustment through hole B, the adjustment through hole C, and the adjustment through hole D, the fastening degree of the fastening connector 130 corresponding to the adjustment through hole becomes smaller, and the opening size of the air blowing opening 120 formed by the air blowing gap 121, the first air deflector 122, and the second air deflector 123 at the positions near the adjustment through hole a, the adjustment through hole B, the adjustment through hole C, and the adjustment through hole D becomes larger. Because the wind speed and wind pressure in the duct of the air supply pipe 110 are affected by the on-way resistance, the wind speed close to the air inlet end 111 is higher, and the wind speed far away from the air inlet end 111 is lower, so that the fastening degree of the fastening connecting piece 130 corresponding to the adjusting through hole can keep the air supply quantity and the air supply speed of the air supply opening 120 formed by the air supply gap 121 at the positions close to the adjusting through hole A, the adjusting through hole B, the adjusting through hole C and the adjusting through hole D, the first air deflector 122 and the second air deflector 123 consistent.
When the air outlet end (not shown) of the blast pipe 110 is a sealing end, the air outlet end (not shown) is provided with a sealing cap 140, and the sealing cap 140 has the same shape as the cross-section of the blast pipe 110 in the radial direction.
In some embodiments, the fastening connection 130 includes: an adjustment screw 131 and an adjustment nut 132. The adjusting screw 131 penetrates the corresponding adjusting through hole and the adjusting nut 132 is screwed into the corresponding adjusting screw 131. When the adjustment screw 131 is screwed into the adjustment nut 132 by a different length, the air blowing amount of the air blowing port 120 at a position near the corresponding adjustment through hole is different.
The wind speed and wind pressure in the duct of the blast pipe 110 are affected by the on-way resistance, the wind speed near the air inlet end 111 is larger, the wind speed far away from the air inlet end 111 is smaller, and in order to ensure that the air output and the air supply speed of the air supply opening 120 of the blast pipe 110 along the axial direction are uniform, the lengths of the adjusting nuts 132 corresponding to the plurality of adjusting through holes along the axial direction of the blast pipe 110 screwed into the adjusting screws 131 are sequentially reduced. For example, according to the order of the adjustment through hole a, the adjustment through hole B, the adjustment through hole C, and the adjustment through hole D, the length of the adjustment nut 132 corresponding to the adjustment through hole screwed into the adjustment screw 131 is reduced in sequence, and the opening size of the air blowing opening 120 formed by the air blowing gap 121 at the position near the adjustment through hole a, the adjustment through hole B, the adjustment through hole C, and the adjustment through hole D, and the first air deflector 122, and the second air deflector 123 is increased.
When the air supply pipe 110 rotates in the axial direction, the air supply gap 121, the first air deflector 122 and the second air deflector 123 are driven to rotate, and when the first air deflector 121 and the second air deflector 122 are in different directions, the air supply gap 121, the first air deflector 122 and the second air deflector 123 form the air supply opening 120 in different designated air supply directions.
In some embodiments, the air supply slit 121 has a slit length smaller than that of the air supply duct 110, and the air supply slit 121 is located at a middle position of a sidewall of the air supply duct 110 in the axial direction. The blowing width of the blowing duct 110 is determined by the cross-sectional area of the blowing duct 110 in the EE line direction (radial direction) and the gap length of the blowing gap 121, and the gap width of the blowing gap 121 is not smaller than the blowing width. As shown in fig. 1, in the air supply duct according to the embodiment of the present invention, since all the air supply amount received by the air inlet end 111 of the air supply duct 110 is discharged through the air supply gap 121, the air supply width of the air supply duct 110 is approximately equal to the cross-sectional area of the air supply duct 110 in the EE line direction (radial direction) divided by the gap length of the air supply gap 121.
Fig. 3 shows a schematic perspective view of an air supply duct according to an embodiment of the present invention. Fig. 4 shows a cross-sectional view of the supply duct shown in fig. 3, taken along line FF. As shown in fig. 3 and 4, the air supply duct according to the embodiment of the present invention includes: a blower tube 210, a blower outlet 220, a plurality of fastening connectors 230, and a sealing cover 240. One end of the blast pipe 210 is an air inlet end 211, the other end of the blast pipe 210 is an air outlet end (not shown), and a continuous air supply gap 221 is provided along the sidewall of the blast pipe 210 in the axial direction. The air outlet 220 includes an air inlet gap 221 and an air guide plate, and the air guide plate includes a first air guide plate 222 and a second air guide plate 223. The fastening connection 230 includes an adjustment screw 231 and an adjustment nut 232. When the air outlet end (not shown) of the air supply duct 210 is used as a sealing end, the air outlet end (not shown) is provided with a sealing cover 240. As shown in fig. 3 and 4, the cross-sectional view of the air supply duct 210 according to the embodiment of the present invention along the direction of the FF line (radial direction) is in the shape of a drop.
Fig. 5 shows a schematic perspective view of an air supply duct according to an embodiment of the present invention. Fig. 6 shows a front view of the supply air duct shown in fig. 5. As shown in fig. 5 and 6, the air supply duct according to the embodiment of the present invention includes: a blower tube 310, a blower outlet 320, a plurality of fastening connectors 330, and a sealing cover 340. One end of the blast pipe 310 is an air inlet 311, the other end of the blast pipe 310 is an air outlet (not shown), and a continuous air supply slit 321 is provided along the sidewall of the blast pipe 310 in the axial direction. The air supply outlet 320 includes an air supply gap 321 and air deflectors including a first air deflector 322 and a second air deflector 323. The fastening connector 330 includes an adjustment screw 331 and an adjustment nut 332. When the air outlet end (not shown) of the air supply duct 310 is used as a sealing end, the air outlet end (not shown) is provided with a sealing cover 340. As shown in fig. 5 and 6, the cross-sectional view of the air supply duct 310 according to the embodiment of the present invention along the GG line (radial direction) is shaped like a drop. The positions of the air supply slits and the air deflectors may be set at the positions of the cross-sectional views of the air supply duct in the radial direction as shown in fig. 4 or 6 according to the engineering requirements.
In some embodiments, the material of the air supply duct includes PVC (polyvinyl chloride resin) and metals such as stainless steel and titanium alloy.
The embodiment of the utility model provides a supply air duct group for three-dimensional cultivation still provides, supply air duct group includes a plurality of connected gradually as above supply air duct. One end of the air supply pipeline group is an air inlet end along the axial direction, and the other end of the air supply pipeline group is a sealing end. It can be understood that, in the air supply pipeline group provided by the embodiment of the invention, the air supply quantity received by the air inlet end of the air supply pipeline group is completely discharged through the air supply gap. In general, the gap length of the blowing gap 121 of the blowing duct 110 of each blowing duct is slightly smaller than the length of the blowing duct 110, and the difference between the gap length of the blowing gap 121 of the blowing duct 110 and the length of the blowing duct 110 is negligible, so that the blowing width of each blowing duct 110 in the blowing duct group is approximately equal to the cross-sectional area of the blowing duct 110 in the radial direction divided by the gap length of the blowing gap 121, and the gap width of the blowing gap 121 is not smaller than the blowing width.
According to the utility model provides an air supply duct and air supply duct group are provided with continuous air supply gap along the lateral wall of axial direction blast pipe, have avoided the not enough problem of the air supply volume in the interhole region in each ventilation hole of air supply duct's mutual spaced, have realized evenly, the incessant air-out along the axial direction blast pipe. The fastening degree of the fastening connecting pieces corresponding to the adjusting through holes is properly arranged along the axial direction of the air supply pipe, so that the air supply gaps at the positions near the adjusting through holes, and the air supply quantity and the air supply speed of the air supply opening formed by the first air deflector and the second air deflector are kept consistent, the problem that the air supply quantity of all the air holes along the axial direction of the air supply pipeline is not uniform is avoided, and the plant growth standardization degree of plants cultivated in the three-dimensional cultivation system is improved.
In addition, the air supply pipe drives the air supply gap, the first air guide plate and the second air guide plate to rotate when rotating along the axial direction, the direction of the first air guide plate is different from that of the second air guide plate, the appointed air supply directions of the air supply opening formed by the air supply gap, the first air guide plate and the second air guide plate are different, and directional air supply of the air supply pipeline is achieved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
In accordance with the embodiments of the present invention as set forth above, these embodiments are not exhaustive and do not limit the invention to the precise embodiments described. The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any person skilled in the art can make various changes, modifications, etc. without departing from the scope of the present invention. The embodiments were chosen and described in order to best explain the principles of the invention and its practical application, to thereby enable others skilled in the art to best utilize the invention and its various embodiments with various modifications as are suited to the particular use contemplated.
Claims (10)
1. An air supply duct for three-dimensional cultivation, characterized by comprising:
the air supply device comprises an air supply pipe, a fan blade, a fan;
the air supply port comprises an air supply gap and air deflectors, the air deflectors comprise a first air deflector and a second air deflector, the first air deflector and the second air deflector are oppositely arranged on two sides of the air supply gap, and a plurality of adjusting through holes which are spaced from each other are symmetrically formed in the first air deflector and the second air deflector;
the fastening connecting pieces are in one-to-one correspondence with the adjusting through holes and penetrate through the corresponding adjusting through holes, and the fastening connecting pieces with different fastening degrees can enable the air supply quantity of the air supply outlet at the position near the corresponding adjusting through hole to be different.
2. The air supply duct according to claim 1, wherein the fastening connector includes an adjustment screw that passes through the corresponding adjustment through-hole and into which the adjustment nut is screwed, and an adjustment nut that is screwed into the adjustment screw at different lengths, and an air supply amount of the air supply opening at a position near the corresponding adjustment through-hole is different.
3. The supply duct of claim 2, wherein the length of screwing of the adjustment nut into the adjustment screw is successively reduced in the axial direction of the supply duct.
4. The supply air duct of claim 1, wherein the supply air duct rotates in the axial direction to drive the supply air gap, the first air deflector, and the second air deflector to rotate, and the first air deflector and the second air deflector are oriented in different directions in which the supply air outlet is designed to supply air in different directions when the directions of the first air deflector and the second air deflector are different.
5. The supply duct of claim 1, wherein the supply slit has a slit length smaller than a length of the supply duct, and the supply slit is located at a middle position of a side wall of the supply duct in an axial direction.
6. The supply duct of claim 1, wherein a supply width of the supply duct is determined in accordance with a cross-sectional area of the supply duct in a radial direction and a gap length of the supply gap, and the gap width of the supply gap is not smaller than the supply width.
7. The supply air duct of claim 1, wherein adjacent ones of the adjustment through holes are equally spaced.
8. The supply duct of claim 1, wherein the outlet end of the supply duct is provided with a sealing cap having the same shape as a cross-section of the supply duct in the radial direction when the outlet end is a sealing end, and the shape of the cross-section of the supply duct in the radial direction includes: circular and drop-shaped.
9. An air supply duct group for three-dimensional cultivation, characterized in that the air supply duct group comprises: a plurality of sequentially connected supply ducts as claimed in any one of claims 1 to 8.
10. The set of supply ducts of claim 9, wherein one end of the set of supply ducts in the axial direction is an inlet end and the other end of the set of supply ducts is a sealed end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020007544.1U CN211671810U (en) | 2020-01-02 | 2020-01-02 | Air supply pipeline and air supply pipeline group |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020007544.1U CN211671810U (en) | 2020-01-02 | 2020-01-02 | Air supply pipeline and air supply pipeline group |
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| CN211671810U true CN211671810U (en) | 2020-10-16 |
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| CN202020007544.1U Active CN211671810U (en) | 2020-01-02 | 2020-01-02 | Air supply pipeline and air supply pipeline group |
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