CN210168577U - Heat preservation system in side wall of multi-span greenhouse - Google Patents
Heat preservation system in side wall of multi-span greenhouse Download PDFInfo
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- CN210168577U CN210168577U CN201920640494.8U CN201920640494U CN210168577U CN 210168577 U CN210168577 U CN 210168577U CN 201920640494 U CN201920640494 U CN 201920640494U CN 210168577 U CN210168577 U CN 210168577U
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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
- 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
Abstract
The embodiment of the utility model discloses heat preservation system in multi-span greenhouse side wall, comprising a frame body, heat preservation portion and drive division, the support body includes two at least limit stands and sets up the stand between opening between the limit stand, the limit stand with open and be provided with between the stand and hang the steel wire, the drive division is including setting up the drive shaft on limit stand and/or the stand between opening, be used for driving drive shaft pivoted gear motor, set up the directive wheel on the limit stand, around establishing the drive steel cable on drive shaft and directive wheel, heat preservation portion is including hanging at least one heat preservation curtain of hanging the steel wire, the one end of heat preservation curtain is provided with the actuating lever, the actuating lever is connected with the drive steel cable. The system can effectively improve the heat preservation capability of the multi-span greenhouse, reduce the heat loss and reduce the heating consumption of the multi-span greenhouse. The heat-insulating curtain is pulled for lighting in the daytime, and the lighting capacity of the greenhouse in the daytime is less influenced, so that the environment regulation and control capacity of the multi-span greenhouse is improved, and the method is very favorable for improving the yield of greenhouse crops.
Description
Technical Field
The utility model belongs to the technical field of the agricultural, concretely relates to heat preservation system in a greenhouse side wall links.
Background
The development level of facility agriculture is an important mark of the modern development level of national agriculture, the multi-span greenhouse is large in operation space, high in land utilization rate and easy to realize large-area environment regulation, the yield per unit area is several times or more than ten times higher than that of the traditional sunlight greenhouse, intensive and modern production modes of the multi-span greenhouse are favored by producers, the multi-span greenhouse is developed quickly in China in recent years, and the area of newly built multi-span greenhouses in various places is increased quickly. However, the multi-span greenhouse also has the problems of limited heat preservation capability and rapid heat dissipation, and particularly in winter production in the north, a large amount of energy needs to be consumed to maintain the growth temperature required by the crops at night, so that the production cost is increased, the heating cost in winter is high, and the heavy economic burden is caused for the multi-span greenhouse producers. Therefore, the method improves the heat preservation capability of the multi-span greenhouse and reduces the heating expenditure, and is a very important means for improving the economic benefit of the multi-span greenhouse.
The heat preservation mode of the multi-span greenhouse mainly adopts the closed heat preservation of a top inner sunshade heat preservation curtain at night, in recent years, a layer of heat preservation quilt is additionally arranged under the inner sunshade heat preservation curtain of the multi-span greenhouse in China, and the side wall adopts double-layer hollow glass or a greenhouse film, so that the heat preservation capability of the multi-span greenhouse is improved. However, in the cold area in the north of China, the heat preservation capability of the mode is limited, under the condition of heat preservation in the top of the greenhouse, the heat dissipation of double-layer hollow glass or a greenhouse film on the four side walls of the multi-span greenhouse is fast, the quantity of heating air and the temperature of the heating water must be increased to ensure the normal growth of crops in the greenhouse, and the heating cost is high. Because the temperature reduction system of the wet curtain fan of the side wall of the multi-span greenhouse and the tendril hanging material fixed on the upright post block, the heat preservation in the side wall of the multi-span greenhouse is difficult to realize the mechanical integral pulling and placing, and the manual pulling and placing is labor-consuming and time-consuming, so that the heat preservation of the side wall of the multi-span greenhouse is always a technical difficulty.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the prior art, the utility model provides a multi-span greenhouse indoor side wall internal heat preservation system, which comprises a frame body, a heat preservation part and a driving part, wherein the heat preservation part and the driving part are arranged on the frame body,
the frame body comprises at least two side upright columns and an interval upright column arranged between the side upright columns, hanging steel wires are arranged between the side upright columns and the interval upright column or between the two side upright columns,
the driving part comprises a driving shaft arranged on the side upright post and/or the bay upright post, a speed reducing motor used for driving the driving shaft to rotate, a reversing wheel arranged on the side upright post, and a first driving steel cable wound on the driving shaft and the reversing wheel,
the heat preservation portion is established including hanging at least one heat preservation curtain of hanging the steel wire, the one end of heat preservation curtain is provided with the actuating lever, the actuating lever with the drive steel cable is connected.
Optionally, the control part further comprises a control part, the control part comprises a limit switch arranged on the bay stand column, the limit switch corresponds to the drive rod, the drive rod can touch the corresponding limit switch, the limit switch is in communication connection with the speed reduction motor through the host, and the control part further comprises a microcomputer longitude and latitude time controller and a temperature illumination induction system which are in communication connection with the host.
Optionally, the side columns are respectively arranged at four corners of the multi-span greenhouse, and the driving shaft is rotatably arranged on one of the side columns.
Optionally, the change wheel includes last change wheel and lower change wheel, it sets up to go up the change wheel the upper portion lateral wall of limit stand, the change wheel sets up down the lower part lateral wall of limit stand, first drive steel cable is in proper order around establishing respectively go up on the change wheel, the drive division still includes second drive steel cable, second drive steel cable is in proper order around establishing respectively on the change wheel down, first drive steel cable with second drive steel cable parallel arrangement, the bottom detachable of heat preservation curtain is connected on the second drive steel cable, be provided with bobbin and lower bobbin in the drive shaft, first drive is established around the steel cable go up the bobbin, second drive steel cable is around establishing bobbin down.
Optionally, the top and the bottom of heat preservation curtain all are provided with the button hole, pass the button hole is provided with the snak link, the top of heat preservation curtain passes through snak link detachable hangs and establishes hang on the steel wire, the bottom of heat preservation curtain passes through snak link detachable connects on the second drive steel cable.
Optionally, the top and the bottom of actuating lever are provided with the drive card respectively, the both ends of actuating lever are passed through respectively the drive card is connected first drive steel cable with on the second drive steel cable, be provided with the clamp on the lateral wall of actuating lever, the actuating lever passes through the clamp with the connection can be dismantled to the heat preservation curtain.
Optionally, the upper side wall of each side column is correspondingly provided with an upper extending member, the lower side wall of each side column is correspondingly provided with a lower extending member, the upper reversing wheel is arranged on the side column through the upper extending member, the lower reversing wheel is arranged on the side column through the lower extending member, and the upper extending member and the lower extending member are arranged perpendicular to the side wall of the multi-span greenhouse and extend indoors.
Optionally, an upper avoidance piece is arranged on the upper side wall of the compartment upright post, a lower avoidance piece is arranged on the lower side wall of the compartment upright post, an upper hanging wheel is rotatably connected to the bottom of the upper avoidance piece, a lower hanging wheel is rotatably connected to the bottom of the lower avoidance piece, the first driving steel cable is located on the upper hanging wheel, the second driving steel cable is located on the lower hanging wheel, and the upper avoidance piece and the lower avoidance piece are perpendicular to the side wall of the multi-span greenhouse and extend indoors.
Optionally, one end of the thermal insulation curtain is detachably connected to the side column and/or the bay column, and the other end of the thermal insulation curtain is detachably connected to the driving rod.
Optionally, the thermal insulation curtain is made of a plastic film, a sun-shading thermal insulation curtain or a waterproof thermal insulation fabric.
Has the advantages that:
the embodiment of the utility model provides an in heat preservation system in a lian greenhouse side wall has solved lian greenhouse side wall covering material (glass or canopy membrane) poor problem of heat preservation ability, has also solved because the damming shelves of side wall wet curtain fan and tendril-leaved tree steel wire, the problem that heat preservation machinery was rolled up in being difficult to realizing on the side wall is put. The utility model discloses a whole drive, the mode that the curtain formula was drawn to the heat preservation curtain piecemeal draw is put, solves a greenhouse side wall heat preservation problem even. The thermal insulation curtain is closed at night, so that the thermal insulation capability of the multi-span greenhouse can be effectively improved, the heat loss is reduced, and the heating consumption of the multi-span greenhouse is reduced. The heat-insulating curtain is pulled for lighting in the daytime, and the lighting capacity of the greenhouse in the daytime is less influenced, so that the environment regulation and control capacity of the multi-span greenhouse is improved, and the method is very favorable for improving the yield of greenhouse crops.
Drawings
FIG. 1 is a schematic structural view of a first side wall in a multi-span greenhouse according to an embodiment of the present invention;
FIG. 2 is a schematic view of a second side wall opposite the first side wall of FIG. 1;
fig. 3 is a schematic structural view of a drive shaft and a drive motor according to an embodiment of the present invention;
FIG. 4 is an enlarged, upper portion of FIG. 1;
FIG. 5 is an enlarged view of a lower portion of FIG. 1;
FIG. 6 is a schematic view of the structure of the split post, upper extension and lower extension.
Wherein:
1. a thermal insulation curtain; 2. hanging steel wires; 3. a first drive cable; 4. a second drive cable; 5. a reduction motor; 6. a drive shaft; 7. a side column; 8. a drive rod; 9. lifting the wire wheel; 10. a lower wire hanging wheel; 11. an interval upright post; 12. an upper reversing wheel; 13. a lower reversing wheel; 14. a spring buckle; 15. a limit switch; 16. a card slot; 17. wet curtain; 18. a fan; 19. a bearing seat; 20. an upper bobbin; 21. a lower bobbin; 22. clamping a hoop; 23. a driver card; 24. a buttonhole hole; 25. a wire grip; 26. an upper extension; 27. a lower extension; 28. a hanging wheel; 29. an upper avoidance member; 30. and a lower avoidance part.
Detailed Description
The technical scheme of the utility model is described in detail with the accompanying drawings.
Example 1
As shown in fig. 1 to 6, the inner thermal insulation system for the side wall of the multi-span greenhouse comprises a frame body, a thermal insulation part and a driving part, wherein the thermal insulation part and the driving part are arranged on the frame body, the frame body comprises at least two side columns 7 and a division column 11 arranged between the side columns 7, a hanging steel wire 2 is arranged between the side columns 7 and the division column 11 or between the two side columns 7, and the driving part comprises a driving shaft 6 arranged on the side columns 7 and/or the division column 11, a speed reduction motor 5 for driving the driving shaft 6 to rotate, a reversing wheel arranged on the side columns 7, and a first driving steel cable 3 wound on the driving shaft 6 and the reversing wheel. The heat preservation portion is established including hanging at least one heat preservation curtain 1 of hanging steel wire 2, the one end of heat preservation curtain 1 is provided with actuating lever 8, actuating lever 8 with the drive steel cable is connected. The driving shaft 6 rotates to drive the first driving steel cable 3 to move on the reversing wheel, so as to drive the heat-insulating curtain 1 to be unfolded or closed, and the temperature of the multi-span greenhouse is regulated and controlled.
Further, the frame body can be a framework structure of the multi-span greenhouse or a frame body independently arranged in the multi-span greenhouse.
The side columns 7 are respectively arranged at four corners of the multi-span greenhouse, and the driving shaft 6 is rotatably arranged on one of the side columns 7.
Furthermore, the multi-span greenhouse comprises 4 side columns 7, wherein the 4 side columns 7 are respectively vertically arranged at four corners of the multi-span greenhouse, and the 4 side columns 7 are sequentially connected to form a rectangle. As shown in fig. 1, the drive shaft 6 is provided on the side post 7 on the left side in fig. 1.
Further, in this embodiment, as shown in fig. 1 and fig. 2, the insulation curtain 1 moves leftwards when the multi-span greenhouse needs insulation at night, and the insulation curtain 1 moves rightwards when the multi-span greenhouse needs lighting in daytime. The moving direction of the thermal insulation curtain 1 is not limited in this embodiment during thermal insulation and daylighting, and the moving direction of each thermal insulation curtain 1 is synchronous.
Specifically, the driving shaft 6 is rotatably connected to the side column 7 through a bearing seat 19.
Further, the hanging steel wire 2 is connected to the side upright post 7 through a hanging wheel 28.
Specifically, a tightener 25 is arranged between the hanging wheel 28 and the side upright post 7 and used for adjusting the tightness degree of the hanging steel wire 2.
The control device is characterized by further comprising a control part, wherein the control part comprises a limit switch 15 arranged on the inter-opening upright post 11, the limit switch 15 is arranged corresponding to the driving rod 8, the driving rod 8 can touch the limit switch 15 correspondingly, the limit switch 15 is in communication connection with the speed reduction motor 5 through a host, and the control part further comprises a microcomputer longitude and latitude time controller and a temperature illumination induction system which are in communication connection with the host. The control part controls the heat preservation system, so that the heat preservation system has an automatic function.
Further, as shown in fig. 1 and 2, the limit switch 15 is disposed on the right side wall and the left side wall of the top of the bay upright post 11, the thermal insulation curtain 1 can touch the limit switch 15 when moving leftwards or rightwards to the limit position, and the limit switch 15 controls the reduction motor 5 to stop running through the host.
Furthermore, the timing operation of the reducing motor 5 can be realized through the latitude and longitude time controller of the microcomputer, the intelligent microcomputer timing control controlled according to the latitude is a mathematical model established according to the sunrise and sunset rules under different latitudes and the actual distribution condition of solar radiation, the sunrise time of each day at different latitudes is automatically corrected by software, and then the operation time of the reducing motor 5 is controlled, so that the timing heat preservation and the timing lighting of the multi-span greenhouse by the heat preservation system are realized.
Further, the temperature and illumination sensing system comprises a temperature-sensitive and photosensitive control unit, the temperature-sensitive control unit senses indoor temperature, the photosensitive control unit senses the intensity of light of the environment and sets a corresponding threshold value, the host machine controls the speed reduction motor 5 to operate when the threshold value is lower than the threshold value, the closed heat preservation system realizes automatic heat preservation for the multi-span greenhouse, the host machine controls the speed reduction motor 5 to operate when the threshold value is higher than the threshold value, and the heat preservation system is opened to realize automatic lighting for the multi-span greenhouse.
The change wheel includes last change wheel 12 and lower change wheel 13, it sets up to go up change wheel 12 the upper portion lateral wall of limit stand 7, change wheel 13 sets up down the lower part lateral wall of limit stand 7, first drive steel cable 3 is in proper order around establishing respectively go up on the change wheel 12, the drive division still includes second drive steel cable 4, second drive steel cable is in proper order around establishing respectively on the change wheel 13 down, first drive steel cable 3 with second drive steel cable 4 parallel arrangement, the bottom detachable of heat preservation curtain 1 is connected on second drive steel cable 4, be provided with bobbin 20 and lower bobbin 21 on the drive shaft 6, first drive steel cable 3 is around establishing go up bobbin 20, second drive steel cable 4 is around establishing bobbin 21 down.
Furthermore, each upper reversing wheel 12 is located at the same height, each lower reversing wheel 13 is located at the same height, each upper reversing wheel 12 is walked around in proper order by the first drive steel cable 3, a closed rectangular structure is formed, each lower reversing wheel 13 is walked around in proper order by the second drive steel cable 4, a closed rectangular structure is formed, the drive shaft 6 is connected with the first drive steel cable 3 through an upper bobbin 20, and is connected with the second drive steel cable 4 through a lower bobbin 21, when the drive shaft 6 rotates, the upper bobbin 20 drives the first drive steel cable 3 to be connected with the upper reversing wheel 12 to move, and the lower bobbin 21 drives the second drive steel cable 4 to be connected with the lower reversing wheel 13 to move.
Specifically, in this embodiment the hanging steel wire 2 is arranged between two of the side columns 7.
Specifically, in the present embodiment, the driving shaft 6 is disposed on the side stand 7.
The top and the bottom of heat preservation curtain 1 all are provided with button hole 24, pass button hole 24 is provided with snak link 14, the top of heat preservation curtain 1 is passed through snak link 14 detachable hangs and establishes hang on the steel wire 2, the bottom of heat preservation curtain 1 is passed through snak link 14 detachable connects on second drive steel cable 4.
The top and the bottom of actuating lever 8 are provided with drive card 23 respectively, the both ends of actuating lever 8 are passed through respectively drive card 23 is connected first drive steel cable 3 with on the second drive steel cable 4, actuating lever 8 passes through clamp 22 with the connection can be dismantled to the heat preservation curtain 1.
One end of the heat-insulating curtain 1 is fixedly connected to the side upright post 7 and/or the compartment upright post 11, and the other end of the heat-insulating curtain is detachably connected to the driving rod 8.
Further, the thermal insulation curtain 1 includes a moving edge and a fixed edge, as shown in fig. 1 and 2, the moving edge is connected to the driving rod 8, the fixed edge is fixed to the spacing upright 11 or the right side upright 7, and the spacing upright 11 and the right side upright 7 are provided with a clamping groove 16. The upper side wall of each side upright post 7 is correspondingly provided with an upper extending piece 26, the lower side wall of each side upright post 7 is correspondingly provided with a lower extending piece 27, the upper reversing wheel 12 is arranged on the side upright post 7 through the upper extending piece 26, the lower reversing wheel 13 is arranged on the side upright post 7 through the lower extending piece 27, and the upper extending piece 26 and the lower extending piece 27 are arranged perpendicular to the side walls of the multi-span greenhouse and extend indoors.
Further, when the wet curtain 17 fan 18 system is installed in the multi-span greenhouse, in order to prevent the wet curtain 17 and the fan 18 of the multi-span greenhouse from obstructing the driving of the internal insulation system, the upper extension 26 and the lower extension 27 are provided, and the upper extension 26 and the lower extension 27 may not be provided in the multi-span greenhouse where the wet curtain 17 fan 18 is not installed.
Further, the upper extension 26 is located at the same height, and the lower extension 27 is located at the same height.
Further, as shown in fig. 1 to 4, the upper extending members 26 on the two side columns 7 close to the first side wall are oppositely disposed and extend in opposite directions, and the lower extending members 27 are oppositely disposed and extend in opposite directions. The upper extending pieces 26 on the two side columns 7 close to the second side wall are oppositely arranged and oppositely extend, and the lower extending pieces 27 are oppositely arranged and oppositely extend.
Furthermore, the reversing wheel and the bearing seat 19 are fixed on the side upright post 7 of the multi-span greenhouse through the upper extension piece 26 and the lower extension piece 27, and form a certain distance with the side upright post 7, so as to avoid the blocking of the fan 18 of the wet curtain 17 to the opening and closing of the heat preservation curtain 1.
The upper side wall of the compartment upright post 11 is provided with an upper avoidance member 29, the lower side wall of the compartment upright post is provided with a lower avoidance member 30, the bottom of the upper avoidance member 29 is rotatably connected with an upper hoisting wheel, the bottom of the lower avoidance member 30 is rotatably connected with a lower hoisting wheel, the first driving steel cable 3 is positioned on the upper hoisting wheel, the second driving steel cable 4 is positioned on the lower hoisting wheel, and the upper avoidance member 29 and the lower avoidance member 30 are perpendicular to the side wall of the multi-span greenhouse and extend indoors.
Further, the extension line of the upper avoidance member 29 and the lower avoidance member 30 is perpendicular to the first side wall and the second side wall, and extends indoors.
Furthermore, the thermal insulation curtain 1 keeps a certain distance from the first wall body and the second wall body through the upper avoidance member 29 and the lower avoidance member 30, so that obstacles can be avoided.
Further, the upper and lower sheaves are used for traction of the first and second drive cables 3 and 4 to prevent downward bending.
The heat preservation curtain 1 is made of a plastic film, a sun-shading heat preservation curtain or a waterproof heat preservation quilt.
During the use, start the power when need keep warm at night, gear motor 5 drives drive shaft 6 and rotates, and last bobbin 20 on the drive shaft 6 rotates with lower bobbin 21 and starts the first drive steel cable 3 of drive and second drive steel cable 4, and then the motion of pulling actuating lever 8, when meetting limit switch 15, gear motor 5 stop motion, the closed heat preservation of heat preservation curtain 1. The gear motor 5 is started to the opposite direction in daytime, the upper bobbin 20 and the lower bobbin 21 on the driving shaft 6 rotate to start the first driving steel cable 3 and the second driving steel cable 4, the driving rod 8 is pulled to move, the stopper stops moving when being met, the heat-insulating curtain 1 is pulled open to open the lighting, the heat-insulating curtain 1 is recovered to the inner side of the compartment upright post 11, the shading is reduced as much as possible, and the heat insulation at night and the lighting at daytime in the multi-span greenhouse are realized.
Example 2
The difference from the embodiment 1 is that when the wet curtain 17 fan 18 system is not installed in the multi-span greenhouse, the upper extending member 26, the lower extending member 27, the upper avoiding member 29 and the lower avoiding member 30 are not provided, the upper reversing wheel 12 and the lower reversing wheel 13 are directly and rotatably connected to the side column 7, and the upper hanging wheel and the lower hanging wheel are rotatably connected to the compartment column 11.
The embodiment of the utility model provides an in heat preservation system in a multi-span greenhouse side wall has solved the poor problem of multi-span greenhouse side wall covering material (glass or canopy membrane) heat preservation ability, has also solved because the stop of the wet curtain 17 fan of side wall 18 and tendril-pulling steel wire, the problem that heat preservation machinery was rolled up in being difficult to realizing on the side wall is put. The utility model discloses a whole drive, 1 piecemeal pull curtain formula of heat preservation curtain draws the mode of putting, solves a greenhouse side wall heat preservation problem even. The thermal insulation curtain 1 is closed at night, so that the thermal insulation capability of the multi-span greenhouse can be effectively improved, the heat loss is reduced, and the heating consumption of the multi-span greenhouse is reduced. The heat preservation curtain 1 is pulled open for lighting in the daytime, and the influence on the lighting capacity of the greenhouse in the daytime is small, so that the environment regulation and control capacity of the multi-span greenhouse is improved, and the method is very favorable for improving the yield of greenhouse crops.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A heat preservation system in a side wall of a multi-span greenhouse is characterized by comprising a frame body, a heat preservation part and a driving part, wherein the heat preservation part and the driving part are arranged on the frame body,
the frame body comprises at least two side upright columns (7) and a bay upright column (11) arranged between the side upright columns (7), a hanging steel wire (2) is arranged between the side upright columns (7) and the bay upright column (11) or between the two side upright columns (7),
the driving part comprises a driving shaft (6) arranged on the side upright post (7) and/or the bay upright post (11), a speed reducing motor (5) for driving the driving shaft (6) to rotate, a reversing wheel arranged on the side upright post (7), and a first driving steel cable (3) wound on the driving shaft (6) and the reversing wheel,
the heat preservation portion is established including hanging at least one heat preservation curtain (1) of hanging steel wire (2), the one end of heat preservation curtain (1) is provided with actuating lever (8), actuating lever (8) with the drive steel cable is connected.
2. The multi-span greenhouse side wall internal thermal insulation system according to claim 1, further comprising a control part, wherein the control part comprises a limit switch (15) arranged on the bay column (11), the limit switch (15) is arranged corresponding to the driving rod (8), the driving rod (8) can touch the corresponding limit switch (15), the limit switch (15) is in communication connection with the speed reduction motor (5) through a host, and the control part further comprises a longitude and latitude time controller and a temperature illumination induction system which are in communication connection with the host.
3. The multi-span greenhouse side wall internal insulation system according to claim 1, wherein the side uprights (7) are provided at four corners of the multi-span greenhouse, respectively, and the driving shaft (6) is rotatably provided on one of the side uprights (7).
4. The multi-span greenhouse side wall internal insulation system of claim 1 or 3, wherein the reversing wheels comprise upper reversing wheels (12) and lower reversing wheels (13), the upper reversing wheels (12) are arranged on the upper side walls of the side columns (7), the lower reversing wheels (13) are arranged on the lower side walls of the side columns (7), the first driving steel cables (3) are sequentially wound on the upper reversing wheels (12), the driving part further comprises second driving steel cables (4), the second driving steel cables are sequentially wound on the lower reversing wheels (13), the first driving steel cables (3) and the second driving steel cables (4) are arranged in parallel, the bottoms of the insulation curtains (1) are detachably connected on the second driving steel cables (4), the driving shaft (6) is provided with upper winding drums (20) and lower winding drums (21), the first driving steel cable (3) is wound on the upper winding drum (20), and the second driving steel cable (4) is wound on the lower winding drum (21).
5. The multi-span greenhouse side wall internal insulation system of claim 4, wherein the top and the bottom of the insulation curtain (1) are provided with eye-button holes (24), the spring buttons (14) are arranged through the eye-button holes (24), the top of the insulation curtain (1) is detachably hung on the hanging steel wire (2) through the spring buttons (14), and the bottom of the insulation curtain (1) is detachably connected on the second driving steel wire (4) through the spring buttons (14).
6. The multi-span greenhouse side wall internal insulation system of claim 4, wherein the top and the bottom of the driving rod (8) are respectively provided with a driving clamp (23), two ends of the driving rod (8) are respectively connected to the first driving steel cable (3) and the second driving steel cable (4) through the driving clamps (23), and the driving rod (8) is detachably connected with the insulation curtain (1) through a clamp (22).
7. The multi-span greenhouse side wall internal insulation system of claim 4, wherein each of the side columns (7) is provided with an upper extension member (26) at an upper side wall thereof, and a lower extension member (27) at a lower side wall thereof, the upper deflecting roller (12) is arranged on the side column (7) through the upper extension member (26), the lower deflecting roller (13) is arranged on the side column (7) through the lower extension member (27), and the upper extension member (26) and the lower extension member (27) are arranged perpendicular to the side wall of the multi-span greenhouse and extend indoors.
8. The internal thermal insulation system of the side wall of the multi-span greenhouse of claim 4, wherein the upper side wall of the compartment column (11) is provided with an upper avoidance member (29), the lower side wall of the compartment column is provided with a lower avoidance member (30), the bottom of the upper avoidance member (29) is rotatably connected with an upper hanging wheel, the bottom of the lower avoidance member (30) is rotatably connected with a lower hanging wheel, the first driving steel cable (3) is positioned on the upper hanging wheel, the second driving steel cable (4) is positioned on the lower hanging wheel, and the upper avoidance member (29) and the lower avoidance member (30) are arranged perpendicular to the side wall of the multi-span greenhouse and extend indoors.
9. The multi-span greenhouse side wall internal insulation system according to claim 1, wherein one end of the insulation curtain (1) is detachably connected to the side column (7) and/or the bay column (11), and the other end is detachably connected to the driving rod (8).
10. The multi-span greenhouse side wall internal insulation system according to claim 1, wherein the insulation curtain (1) is made of a plastic film, a sun-shading insulation curtain or waterproof insulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920640494.8U CN210168577U (en) | 2019-05-07 | 2019-05-07 | Heat preservation system in side wall of multi-span greenhouse |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920640494.8U CN210168577U (en) | 2019-05-07 | 2019-05-07 | Heat preservation system in side wall of multi-span greenhouse |
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| CN210168577U true CN210168577U (en) | 2020-03-24 |
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| CN201920640494.8U Active CN210168577U (en) | 2019-05-07 | 2019-05-07 | Heat preservation system in side wall of multi-span greenhouse |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110036796A (en) * | 2019-05-07 | 2019-07-23 | 甘肃省农业科学院蔬菜研究所 | Attached-greenhouse side wall heat preservation system inside |
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2019
- 2019-05-07 CN CN201920640494.8U patent/CN210168577U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110036796A (en) * | 2019-05-07 | 2019-07-23 | 甘肃省农业科学院蔬菜研究所 | Attached-greenhouse side wall heat preservation system inside |
| CN110036796B (en) * | 2019-05-07 | 2024-02-02 | 甘肃省农业科学院蔬菜研究所 | Thermal insulation system in multi-span greenhouse side wall |
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