CN116369099B - Agricultural greenhouse ventilation heat recovery energy-saving device - Google Patents

Agricultural greenhouse ventilation heat recovery energy-saving device Download PDF

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Publication number
CN116369099B
CN116369099B CN202310665675.7A CN202310665675A CN116369099B CN 116369099 B CN116369099 B CN 116369099B CN 202310665675 A CN202310665675 A CN 202310665675A CN 116369099 B CN116369099 B CN 116369099B
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China
Prior art keywords
greenhouse
guide
water
rod
heat
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Application number
CN202310665675.7A
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Chinese (zh)
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CN116369099A (en
Inventor
解荣亮
解荣祥
赵雪平
贾兴伟
董希宁
赵世敏
黄秋菊
王雪清
刘永
解荣吉
李国辉
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Qingzhou Jinxin Greenhouse Material Co ltd
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Qingzhou Jinxin Greenhouse Material Co ltd
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Priority to CN202310665675.7A priority Critical patent/CN116369099B/en
Publication of CN116369099A publication Critical patent/CN116369099A/en
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Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G9/00Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
    • A01G9/24Devices or systems for heating, ventilating, regulating temperature, illuminating, or watering, in greenhouses, forcing-frames, or the like
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G9/00Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
    • A01G9/22Shades or blinds for greenhouses, or the like
    • A01G9/227Shades or blinds for greenhouses, or the like rolled up during non-use
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G9/00Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
    • A01G9/24Devices or systems for heating, ventilating, regulating temperature, illuminating, or watering, in greenhouses, forcing-frames, or the like
    • A01G9/243Collecting solar energy
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G9/00Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
    • A01G9/24Devices or systems for heating, ventilating, regulating temperature, illuminating, or watering, in greenhouses, forcing-frames, or the like
    • A01G9/245Conduits for heating by means of liquids, e.g. used as frame members or for soil heating
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/25Greenhouse technology, e.g. cooling systems therefor

Abstract

The invention relates to the technical field of greenhouse energy conservation, in particular to an agricultural greenhouse ventilation heat recovery energy-saving device. Including warmhouse booth, installation mechanism, heat collection mechanism, first rolling mechanism and second rolling mechanism, all be provided with the mounting bracket on the vertical face in warmhouse booth's both sides, be equipped with a plurality of link and a plurality of traction assembly in the installation mechanism, first rolling mechanism is equipped with on the lateral wall on warmhouse booth inclined plane and is used for carrying out spacing guide rail to the link, heat collection mechanism is including a plurality of solar hot-water heating pipe that can let in rivers, warmhouse booth's both sides still are equipped with two heat preservation films that can the rolling. According to the solar greenhouse, when sunlight is sufficient, redundant solar energy can heat water in the water tank through the solar hot water pipe, the heat of the solar hot water pipe can not be outwards emitted by the heat preservation film, the use efficiency of the heat is improved, and the heat preservation effect on the greenhouse is improved.

Description

Agricultural greenhouse ventilation heat recovery energy-saving device
Technical Field
The invention relates to the technical field of greenhouse energy conservation, in particular to an agricultural greenhouse ventilation heat recovery energy-saving device.
Background
The greenhouse is also called as a greenhouse. Light-transmitting, heat-insulating (or heating) facility for cultivating plants. In the seasons unsuitable for plant growth, the method can provide a greenhouse growth period and increase the yield, and is mostly used for cultivating or raising seedlings of vegetables, flowers, trees and other plants in low-temperature seasons. The variety of greenhouses is varied, and can be divided into various types according to different roof truss materials, lighting materials, appearance, heating conditions and the like. At present, a greenhouse is adopted to produce various fruits, vegetables and flowers in many areas of China, and particularly in northern cold areas, a sunlight greenhouse is widely used. In general, no auxiliary heating equipment is arranged in the sunlight greenhouse, if the indoor temperature of many sunlight greenhouses meets the requirements of maintaining normal growth of plants in a overcast day or a rainy and snowy day, the growth of the plants is slow, the yield and quality of the products are affected, the production benefit is difficult to improve, and the serious freezing injury occurs, so that gardening producers suffer from huge economic loss.
At present, some novel heating systems utilizing renewable energy sources such as solar heat energy are high in investment cost and running cost or complex in installation, and basically have no practical application and stop at a research stage. The existing solar heat energy utilization device cannot select different heat preservation modes according to different illumination intensities of different time periods of the sun, sunlight is shielded easily when illumination is insufficient to cause insufficient temperature in a greenhouse, and heat is easy to overflow to the outside when heating at night, so that the heat preservation effect is poor, and the heat utilization efficiency is affected.
Disclosure of Invention
Based on this, it is necessary to provide an agricultural greenhouse ventilation heat recovery energy-saving device in view of the prior art.
In order to solve the problems in the prior art, the invention adopts the following technical scheme:
the invention provides an agricultural greenhouse ventilation heat recovery energy-saving device, which comprises a greenhouse, a mounting mechanism, a heat collecting mechanism, a first rolling mechanism and a second rolling mechanism, wherein the lower half parts of two sides of the greenhouse are vertical surfaces, the upper half parts of two sides of the greenhouse are inclined surfaces, mounting frames are arranged on the vertical surfaces of two sides of the greenhouse, the mounting mechanism and the heat collecting mechanism are respectively provided with two groups of second rolling mechanisms which are respectively positioned in the two mounting frames, the first rolling mechanism is fixedly arranged at the top end of the greenhouse, a plurality of groups of connecting frames and a plurality of traction components are arranged in the mounting mechanism, the connecting frames are sequentially distributed along the width direction of the greenhouse, the two adjacent connecting frames are connected through the traction components, the first rolling mechanism comprises a rolling steel rope and a first rolling drum, the first rolling drum can be rotatably arranged at the top end of the greenhouse, one end and the first rolling section of thick bamboo of rolling steel cable are connected, the other end and the link top that warmhouse booth one side was kept away from to the mounting bracket are connected, be equipped with on the lateral wall on warmhouse booth inclined plane and be used for carrying out spacing guide rail to the link, spacing guide rail slope sets up and spacing guide rail's incline direction is unanimous with warmhouse booth's inclined plane's incline direction, heat collection mechanism installs in the link, heat collection mechanism is including a plurality of solar hot-water line that can let in rivers, solar hot-water line sets up along the width direction of link, and a plurality of adjacent solar hot-water line end to end each other, warmhouse booth's both sides still are equipped with two heat preservation membranes that can the rolling, the heat preservation membrane is connected with second rolling mechanism transmission, the heat preservation membrane is located the outside of link.
Preferably, the link comprises a plurality of rectangular mounting plates, and a plurality of mounting plates set gradually along warmhouse booth's length direction, and adjacent mounting plates fixed connection each other, the traction assembly is installed on the mounting plate of both sides.
Preferably, the traction assembly comprises a guide limit rod, a traction rod and a fixing rod, wherein the guide limit rod is in sliding connection with the limit guide rail, the traction rod is positioned between the two guide limit rods, the fixing rod is horizontally and fixedly installed on one side, close to the mounting plate, of the guide limit rod, the mounting plate is fixedly connected with the guide limit rod through the fixing rod, the traction rod is slidably arranged on the guide limit rod, and the plane where the axis of the traction rod is positioned is perpendicular to the vertical surface of the greenhouse.
Preferably, the guide limiting rod is provided with a first chute and a second chute, the first chute is positioned on one side wall of the guide limiting rod, the first chute is arranged from top to bottom along the length direction of the guide limiting rod, the top end of the first chute extends to the top end of the guide limiting rod, the second chute is positioned on one side of the guide limiting rod away from the first chute, the second chute is positioned on the lower half part of the guide limiting rod, the bottom end of the second chute extends to the bottom end of the guide limiting rod, one end of the traction rod is in sliding connection with the guide limiting rod through the first chute, and the other end of the traction rod is in sliding connection with the guide limiting rod through the second chute.
Preferably, the first winding mechanism further comprises a first motor, a first rotating shaft and a driving gear, the first rotating shaft can be rotatably arranged on the greenhouse, the axial direction of the first rotating shaft is consistent with the length direction of the greenhouse, the first motor is arranged at the top end of the greenhouse, the output end of the first motor is fixedly connected with one end of one of the first rotating shafts, the driving gear is provided with two driving gears which are respectively and fixedly arranged on the two first rotating shafts, the two driving gears are meshed, the first winding drum is fixedly arranged on the first rotating shaft, and one end of the winding steel rope is wound on the first winding drum.
Preferably, the heat collecting mechanism further comprises a water inlet pipe, a water outlet pipe and a water tank, the water tank is arranged at the bottom of the mounting frame, one end of the water inlet pipe is communicated with the water inlet ends of the plurality of solar hot water pipes, the other end of the water inlet pipe is communicated with the water tank, one end of the water outlet pipe is communicated with the water outlet ends of the plurality of solar hot water pipes, the other end of the water outlet pipe is communicated with the water tank, a water pump is arranged inside the water tank, and electromagnetic valves are arranged on the water inlet pipe and the water outlet pipe.
Preferably, the second winding mechanism comprises an inclined hollow guide rod, a magnetic sliding block, a magnetic ring and a connecting rope, wherein the inclined hollow guide rod is obliquely and fixedly arranged on the side edge of the inclined surface of the greenhouse, the magnetic sliding block can be arranged in the inclined hollow guide rod in a sliding mode, an exhaust port is formed in the top end of the inclined hollow guide rod, the magnetic ring is sleeved on the inclined hollow guide rod in a sliding mode, one end of the connecting rope is fixedly connected with the magnetic ring, the other end of the connecting rope is connected with one side of the heat preservation film, and the bottom end of the inclined hollow guide rod is communicated with one end of the water inlet pipe.
Preferably, the water inlet pipe is provided with a three-way joint, the water inlet end of the three-way joint is communicated with the inside of the water tank, one water outlet end of the three-way joint is communicated with the solar hot water pipe, the other water outlet end of the three-way joint is communicated with the bottom end of the inclined hollow guide rod, and one end of the three-way joint, which is communicated with the solar hot water pipe, is provided with a water pressure regulating valve.
Preferably, the second winding mechanism further comprises a second rotating shaft, a second winding drum and a second motor, the second motor is fixedly arranged on one side of the mounting frame, the second rotating shaft can be rotatably arranged on the top end of the mounting frame, the axial direction of the second rotating shaft is consistent with the length direction of the mounting frame, the second winding drum is fixedly arranged on the second rotating shaft, the heat insulation film is wound on the second winding drum, and the output end of the second motor is fixedly connected with one end of the second rotating shaft.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, redundant solar energy can be heated through the solar hot water pipe to the water in the water tank when sunlight is sufficient, heat is transferred to the interior of the greenhouse through heat dissipation of hot water at night or when illumination is insufficient, and the heat preservation film is paved above the solar hot water pipe when the interior of the greenhouse is preserved, so that the heat of the solar hot water pipe cannot be outwards dissipated, the use efficiency of the heat is improved, the heat preservation effect of the interior of the greenhouse is improved, and the heat recovery energy-saving efficiency is improved.
2. The driving force of supplying water to the inside of the solar hot water pipe through the water tank is used for providing driving force for the upward covering of the heat preservation film, a part of water flow of the water inlet pipe is led into the inclined hollow guide rod, the magnetic sliding block is driven to move upwards along the inclined direction of the inclined hollow guide rod under the pushing action of water pressure, the magnetic sliding block moves to drive the magnetic ring sleeved on the outer side of the inclined hollow guide rod to move synchronously along with the magnetic sliding block through the magnetic force, the magnetic ring drives the connecting rope fixedly connected with the magnetic ring to move synchronously, the connecting rope pulls the heat preservation film to cover upwards when moving upwards, air above the inclined hollow guide rod is discharged outwards through the air outlet, so that the displacement of the magnetic sliding block is not influenced, the water pressure introduced into the water inlet pipe can be regulated through the water pressure regulating valve when the driving force of supplying water to the inside of the solar hot water pipe is used for providing driving force for the upward covering of the heat preservation film, namely, the water pressure entering the inside of the inclined hollow guide rod through the three-way joint is ensured to be in the strength capable of pushing the upward displacement of the magnetic sliding block, and the water pressure regulating valve is used for controlling the numerical value of water pressure.
Drawings
FIG. 1 is a schematic perspective view of an agricultural greenhouse ventilation heat recovery economizer;
FIG. 2 is a top view of an agricultural greenhouse ventilation heat recovery economizer;
FIG. 3 is a schematic perspective view of the mounting bracket and mounting mechanism of the agricultural greenhouse ventilation heat recovery economizer;
FIG. 4 is a schematic perspective view of the installation mechanism in the agricultural greenhouse ventilation heat recovery economizer;
FIG. 5 is a front view of the mounting plate and traction assembly of the agricultural greenhouse ventilation heat recovery economizer;
FIG. 6 is a schematic perspective view of a traction assembly in an agricultural greenhouse ventilation heat recovery economizer;
FIG. 7 is a schematic diagram II of a perspective view of a traction assembly in an agricultural greenhouse ventilation heat recovery economizer;
FIG. 8 is a schematic view of a part of the three-dimensional structure of the ventilating heat recovery economizer for the agricultural greenhouse;
FIG. 9 is a schematic view of a partial perspective view of a second winding mechanism in the agricultural greenhouse ventilation heat recovery economizer;
FIG. 10 is a cross-sectional view of a portion of a second winding mechanism in an agricultural greenhouse ventilation heat recovery economizer;
FIG. 11 is a partial elevation view of a first winding mechanism and a second winding mechanism in an agricultural greenhouse ventilation heat recovery economizer;
FIG. 12 is a front view of a three-way joint and a hydraulic pressure regulating valve in an agricultural greenhouse ventilation heat recovery economizer.
The reference numerals in the figures are:
1. greenhouse shed; 2. a mounting mechanism; 3. a heat collection mechanism; 4. a first winding mechanism; 5. a second winding mechanism; 6. a vertical surface; 7. an inclined surface; 8. a mounting frame; 9. a traction assembly; 10. winding the steel rope; 11. a first take-up reel; 12. a spacing guide rail; 13. a solar hot water pipe; 14. a thermal insulation film; 15. a mounting plate; 16. a guide limit rod; 17. a traction rod; 18. a fixed rod; 19. a first chute; 20. a second chute; 21. a first motor; 22. a first rotating shaft; 23. a drive gear; 24. a water inlet pipe; 25. a water outlet pipe; 26. a water tank; 27. tilting the hollow guide rod; 28. a magnetic slider; 29. a magnetic ring; 30. a connecting rope; 31. an exhaust port; 32. a three-way joint; 33. a water pressure regulating valve; 34. a second rotating shaft; 35. a second take-up reel; 36. a second motor; 37. and a connecting frame.
Detailed Description
The invention will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the invention and the specific objects and functions achieved.
The agricultural greenhouse ventilation heat recovery energy-saving device shown in figures 1-12 comprises a greenhouse 1, a mounting mechanism 2, a heat collecting mechanism 3, a first winding mechanism 4 and a second winding mechanism 5, wherein the lower half parts of two sides of the greenhouse 1 are vertical surfaces 6, the upper half parts of two sides of the greenhouse 1 are inclined surfaces 7, mounting frames 8 are arranged on the vertical surfaces 6 of two sides of the greenhouse 1, the mounting mechanism 2 and the heat collecting mechanism 3 are respectively provided with two groups of second winding mechanisms 5 and are respectively positioned in the two mounting frames 8, the first winding mechanism 4 is fixedly arranged at the top end of the greenhouse 1, a plurality of groups of connecting frames 37 and a plurality of traction assemblies 9 are arranged in the mounting mechanism 2, the connecting frames 37 are sequentially distributed along the width direction of the greenhouse 1, the two adjacent connecting frames 37 are connected through the traction assemblies 9, the first winding mechanism 4 comprises a winding steel rope 10 and a first winding drum 11, the first winding drum 11 can be rotationally arranged at the top end of the greenhouse 1, one end of the winding steel rope 10 is connected with the first winding drum 11, the other end of the winding steel rope 10 is connected with the top end of a connecting frame 37 on one side of the installation frame 8 far away from the greenhouse 1, a limit guide rail 12 used for limiting the connecting frame 37 is arranged on the side wall of the inclined surface 7 of the greenhouse 1, the limit guide rail 12 is obliquely arranged, the inclination direction of the limit guide rail 12 is consistent with that of the inclined surface 7 of the greenhouse 1, the heat collecting mechanism 3 is arranged in the connecting frame 37, the heat collecting mechanism 3 comprises a plurality of solar hot water pipes 13 capable of introducing water flow, the solar hot water pipes 13 are arranged along the width direction of the connecting frame 37, a plurality of adjacent solar hot water pipes 13 are connected end to end, two heat preservation films 14 capable of being wound are further arranged on two sides of the greenhouse 1, the heat preservation film 14 is in transmission connection with the second winding mechanism 5, and the heat preservation film 14 is positioned on the outer side of the connecting frame 37.
The sunlight irradiation intensity is higher in daytime like noon, afternoon and the like, the heat collecting mechanism 3 installed in the side mounting frame 8 of the greenhouse 1 is driven to be unfolded through the output of the first winding mechanism 4, a plurality of connecting frames 37 are sequentially paved on the inclined plane 7 of the greenhouse 1 through the limiting guide rail 12, the solar hot water pipes 13 installed in the connecting frames 37 are used for heating water inside the greenhouse and storing hot water, solar energy is fully utilized, redundant sunlight irradiation energy is beneficial to recycling sunlight better, when sunlight is insufficient, the connecting frames 37 are sequentially retracted into the mounting frame 8 through the output of the first winding mechanism 4, solar energy is conveniently absorbed in the greenhouse 1 to improve heat, when night, in order to improve the temperature inside the greenhouse 1, the connecting frames 37 are sequentially paved on the inclined plane 7 through the first winding mechanism 4, the hot water heated in noon is guided into the solar hot water pipes 13, at the moment, the film 14 is paved above the solar hot water pipes 13, the heat is not transferred to the inside the greenhouse 1, the heat energy is not recovered, the heat energy is effectively recycled, and the heat insulation effect of the greenhouse 1 is improved.
The connecting frame 37 is composed of a plurality of rectangular mounting plates 15, the plurality of mounting plates 15 are sequentially arranged along the length direction of the greenhouse 1, the adjacent mounting plates 15 are fixedly connected with each other, and the traction assembly 9 is mounted on the mounting plates 15 on two sides.
The solar hot water pipes 13 are sequentially arranged in the mounting plates 15 through the connecting frames 37 formed by the plurality of mounting plates 15, and the mounting plates 15 positioned on two sides are pulled by the traction mechanism, so that the integrally formed connecting frames 37 synchronously displace.
The traction assembly 9 comprises a guide limiting rod 16, a traction rod 17 and a fixing rod 18, wherein the guide limiting rod 16 is in sliding connection with the limiting guide rail 12, the traction rod 17 is positioned between the two guide limiting rods 16, the fixing rod 18 is horizontally and fixedly installed on one side, close to the mounting plate 15, of the guide limiting rod 16, the mounting plate 15 is fixedly connected with the guide limiting rod 16 through the fixing rod 18, the traction rod 17 can be slidably arranged on the guide limiting rod 16, and a plane where an axis of the traction rod 17 is located is perpendicular to the vertical surface 6 of the greenhouse 1.
When the traction assembly 9 works, the guide limiting rod 16 drives the connecting frame 37 fixedly connected with the traction assembly through the fixing rod 18 to synchronously displace, when the first winding mechanism 4 drives the connecting frame 37 positioned at the outermost side to displace through the winding steel rope 10, the traction rod 17 installed through the guide limiting rod 16 drives the adjacent guide limiting rod 16 to move, the connecting frame 37 moves in a mode of upwards displacing to enable the connecting frame 37 to be separated from the installation frame 8, after the end part of the guide limiting rod 16 is attached to the limiting guide rail 12, the guide limiting rod 16 moves to an inclined state, in the process, the traction rod 17 drives the other guide limiting rod 16 to upwards displace, after the last guide limiting rod 16 moves to the inside of the limiting guide rail 12, the next guide limiting rod 16 adjacent to the last guide limiting rod is led into the inside of the limiting guide rail 12, and therefore the effect of sequentially upwards dragging of the connecting frame 37 is achieved, and the connecting frame 37 can be tiled on the inclined surface 7.
The guide limiting rod 16 is provided with a first chute 19 and a second chute 20, the first chute 19 is positioned on one side wall of the guide limiting rod 16, the first chute 19 is arranged from top to bottom along the length direction of the guide limiting rod 16, the top end of the first chute 19 extends to the top end of the guide limiting rod 16, the second chute 20 is positioned on one side, far away from the first chute 19, of the guide limiting rod 16, the second chute 20 is positioned on the lower half part of the guide limiting rod 16, the bottom end of the second chute 20 extends to the bottom end of the guide limiting rod 16, one end of the traction rod 17 is in sliding connection with the guide limiting rod 16 through the first chute 19, and the other end of the traction rod 17 is in sliding connection with the guide limiting rod 16 through the second chute 20.
When the previous guiding and limiting rod 16 moves upwards, one end of the traction rod 17 moves upwards along the first sliding groove 19, the next guiding and limiting rod 16 is not moved, after the traction rod 17 moves to the bottom end, one end of the traction rod 17 is located at the bottom end of the previous guiding and limiting rod 16, the other end of the traction rod 17 is located at the top end of the adjacent guiding and limiting rod 16, at the moment, the traction rod 17 cannot move continuously, namely, the two guiding and limiting rods 16 can realize a transmission function, and a function of traction in sequence is realized.
The first winding mechanism 4 further comprises a first motor 21, a first rotating shaft 22 and a driving gear 23, the first rotating shaft 22 can be rotatably arranged on the greenhouse 1, the axial direction of the first rotating shaft 22 is consistent with the length direction of the greenhouse 1, the first motor 21 is arranged at the top end of the greenhouse 1, the output end of the first motor 21 is fixedly connected with one end of one of the first rotating shafts 22, the driving gear 23 is provided with two driving gears which are respectively fixedly arranged on the two first rotating shafts 22, the two driving gears 23 are meshed, the first winding drum 11 is fixedly arranged on the first rotating shaft 22, and one end of the winding steel rope 10 is wound on the first winding drum 11.
When the first winding mechanism 4 works, one first rotating shaft 22 connected with the first motor 21 is driven to rotate through the output of the first motor 21, the other first rotating shaft 22 is driven to reversely rotate through two meshed driving gears 23, when the first rotating shaft 22 rotates, the first winding drum 11 arranged on the first rotating shaft 22 synchronously rotates along with the first rotating shaft 22, and when the first winding drum 11 rotates, the winding steel rope 10 wound on the first winding drum is driven to realize the function of traction or loosening.
The heat collection mechanism 3 further comprises a water inlet pipe 24, a water outlet pipe 25 and a water tank 26, wherein the water tank 26 is arranged at the bottom of the mounting frame 8, one end of the water inlet pipe 24 is communicated with the water inlet ends of the plurality of solar hot water pipes 13, the other end of the water inlet pipe 24 is communicated with the water tank 26, one end of the water outlet pipe 25 is communicated with the water outlet ends of the plurality of solar hot water pipes 13, the other end of the water outlet pipe 25 is communicated with the water tank 26, a water pump is arranged inside the water tank 26, and electromagnetic valves are arranged on the water inlet pipe 24 and the water outlet pipe 25.
When the heat collection mechanism 3 works, water is supplied to the inside of the solar hot water pipe 13 through the water tank 26, a water pump arranged in the water tank 26 pumps water into the water inlet pipe 24, the water is led into the plurality of solar hot water pipes 13 through the water inlet pipe 24, and the water in the solar hot water pipes 13 is led into the water tank 26 again through the water outlet pipe 25 for collection after being heated, and the water flow is controlled to be switched on or off through the electromagnetic valve.
The second winding mechanism 5 comprises an inclined hollow guide rod 27, a magnetic sliding block 28, a magnetic ring 29 and a connecting rope 30, wherein the inclined hollow guide rod 27 is obliquely and fixedly installed on the side edge of the inclined surface 7 of the greenhouse 1, the magnetic sliding block 28 can be arranged in the inclined hollow guide rod 27 in a sliding mode, an exhaust port 31 is formed in the top end of the inclined hollow guide rod 27, the magnetic ring 29 is sleeved on the inclined hollow guide rod 27 in a sliding mode, one end of the connecting rope 30 is fixedly connected with the magnetic ring 29, the other end of the connecting rope 30 is connected with one side of the heat preservation film 14, and the bottom end of the inclined hollow guide rod 27 is communicated with one end of the water inlet pipe 24.
At night, the first winding mechanism 4 drives the connecting frame 37 to be paved on the inclined surface 7, hot water is supplied to the inside of the solar hot water pipe 13 through the water tank 26 at this time, heat is conducted to the inside of the greenhouse 1 again, in the process, heat in the solar hot water pipe 13 is not only led into the greenhouse 1, but also dissipated outside, at this time, the heat preservation film 14 is covered on the outer side of the connecting frame 37 through the work of the second winding mechanism 5, in the process, the driving force for supplying water to the inside of the solar hot water pipe 13 through the water tank 26 provides driving force for the heat preservation film 14 to be covered upwards, part of water flow of the water inlet pipe 24 is led into the inclined hollow guide rod 27, under the pushing action of water pressure, the magnetic force sliding block 28 is driven to move upwards along the inclined direction of the inclined hollow guide rod 27, the magnetic force sliding block 28 moves to drive the magnetic ring 29 sleeved on the outer side of the inclined hollow guide rod 27 through magnetic force to synchronously displace along the magnetic force sliding block 28, the magnetic ring 29 drives the connecting rope 30 fixedly connected with the magnetic ring 29 to synchronously displace when moving, the connecting rope 30 drags the heat preservation film 14 to be covered upwards when moving upwards, the air is discharged through the air outlet 31 to the air above the inclined hollow guide rod 27, and the magnetic force sliding block 28 does not influence the displacement.
The water inlet pipe 24 is provided with a three-way joint 32, the water inlet end of the three-way joint 32 is communicated with the water tank 26, one water outlet end of the three-way joint 32 is communicated with the solar hot water pipe 13, the other water outlet end of the three-way joint 32 is communicated with the bottom end of the inclined hollow guide rod 27, and one end of the three-way joint 32 communicated with the solar hot water pipe 13 is provided with a water pressure regulating valve 33.
When the driving force of the water tank 26 for supplying water to the inside of the solar hot water pipe 13 is used for providing the driving force for the heat preservation film 14 to cover upwards, the water pressure of the water inlet pipe 24 can be adjusted through the water pressure adjusting valve 33, namely, the water pressure entering the inside of the inclined hollow guide rod 27 through the three-way joint 32 is ensured to be in the strength capable of pushing the magnetic sliding block 28 to displace upwards, and the water pressure adjusting valve 33 is used for controlling the water pressure.
The second winding mechanism 5 further comprises a second rotating shaft 34, a second winding drum 35 and a second motor 36, the second motor 36 is fixedly arranged on one side of the mounting frame 8, the second rotating shaft 34 can be rotatably arranged at the top end of the mounting frame 8, the axial direction of the second rotating shaft 34 is consistent with the length direction of the mounting frame 8, the second winding drum 35 is fixedly arranged on the second rotating shaft 34, the heat insulation film 14 is wound on the second winding drum 35, and the output end of the second motor 36 is fixedly connected with one end of the second rotating shaft 34.
When the heat-insulating film 14 needs to be rolled, the second motor 36 works to drive the second rotating shaft 34 to rotate, so that the second rolling drum 35 fixedly connected with the second rotating shaft 34 is driven to synchronously rotate, and the second rolling drum 35 drives the heat-insulating film 14 wound on the second rolling drum to roll when rotating, so that the rolling function of the heat-insulating film 14 is realized.
The foregoing examples merely illustrate one or more embodiments of the invention, which are described in greater detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.

Claims (6)

1. The utility model provides an agricultural greenhouse heat recovery economizer that takes a breath, a serial communication port, including warmhouse booth (1), installation mechanism (2), heat collection mechanism (3), first rolling mechanism (4) and second rolling mechanism (5), the both sides lower half of warmhouse booth (1) is vertical face (6), the both sides upper half of warmhouse booth (1) is inclined plane (7), all be provided with mounting bracket (8) on vertical face (6) in both sides of warmhouse booth (1), installation mechanism (2), heat collection mechanism (3), second rolling mechanism (5) all are equipped with two sets of and are located two mounting brackets (8) respectively, first rolling mechanism (4) fixed mounting is on the top of warmhouse booth (1), be equipped with a plurality of link (37) and a plurality of traction assembly (9) in installation mechanism (2), link (37) are distributed in proper order along warmhouse booth (1) width direction, connect through traction assembly (9) between two adjacent link (37), first rolling mechanism (4) are including rolling wire rope (10) and first rolling mechanism (11), first rolling mechanism (11) can be connected in the top of rolling wire rope (11) with first rolling drum (11) and rolling drum (11), the other end of the winding steel rope (10) is connected with the top end of a connecting frame (37) on one side, far away from the greenhouse (1), of the mounting frame (8), a limiting guide rail (12) used for limiting the connecting frame (37) is arranged on the side wall of an inclined surface (7) of the greenhouse (1), the limiting guide rail (12) is obliquely arranged, the inclined direction of the limiting guide rail (12) is consistent with that of the inclined surface (7) of the greenhouse (1), the heat collecting mechanism (3) is arranged in the connecting frame (37), the heat collecting mechanism (3) comprises a plurality of solar hot water pipes (13) capable of being filled with water, the solar hot water pipes (13) are arranged along the width direction of the connecting frame (37), a plurality of adjacent solar hot water pipes (13) are connected end to end, two heat preservation films (14) capable of being wound are further arranged on two sides of the greenhouse (1), the heat preservation films (14) are in transmission connection with the second winding mechanism (5), and the heat preservation films (14) are positioned on the outer sides of the connecting frame (37).
The connecting frame (37) consists of a plurality of rectangular mounting plates (15), the plurality of mounting plates (15) are sequentially arranged along the length direction of the greenhouse (1), the adjacent mounting plates (15) are fixedly connected with each other, and the traction assembly (9) is arranged on the mounting plates (15) on two sides;
the traction assembly (9) comprises guide limit rods (16), traction rods (17) and fixing rods (18), the guide limit rods (16) are in sliding connection with the limit guide rails (12), the traction rods (17) are located between the two guide limit rods (16), the fixing rods (18) are horizontally and fixedly installed on one side, close to the installation plates (15), of the guide limit rods (16), the installation plates (15) are fixedly connected with the guide limit rods (16) through the fixing rods (18), the traction rods (17) can be arranged on the guide limit rods (16) in a sliding mode, and the plane where the axes of the traction rods (17) are located is perpendicular to the vertical surface (6) of the greenhouse (1);
the guide limiting rod (16) is provided with a first sliding groove (19) and a second sliding groove (20), the first sliding groove (19) is arranged on one side wall of the guide limiting rod (16), the first sliding groove (19) is arranged from top to bottom along the length direction of the guide limiting rod (16), the top end of the first sliding groove (19) extends to the top end of the guide limiting rod (16), the second sliding groove (20) is arranged on one side, far away from the first sliding groove (19), of the guide limiting rod (16), the second sliding groove (20) is arranged on the lower half portion of the guide limiting rod (16), the bottom end of the second sliding groove (20) extends to the bottom end of the guide limiting rod (16), one end of the traction rod (17) is connected with the guide limiting rod (16) in a sliding mode through the first sliding groove (19), and the other end of the traction rod (17) is connected with the guide limiting rod (16) in a sliding mode through the second sliding groove (20).
2. The agricultural greenhouse ventilation heat recovery energy-saving device according to claim 1, wherein the first winding mechanism (4) further comprises a first motor (21), a first rotating shaft (22) and a driving gear (23), the first rotating shaft (22) is rotatably arranged on the greenhouse (1), the axial direction of the first rotating shaft (22) is consistent with the length direction of the greenhouse (1), the first motor (21) is arranged at the top end of the greenhouse (1), the output end of the first motor (21) is fixedly connected with one end of one of the first rotating shafts (22), the driving gear (23) is provided with two driving gears which are respectively and fixedly arranged on the two first rotating shafts (22), the two driving gears (23) are meshed, the first winding drum (11) is fixedly arranged on the first rotating shaft (22), and one end of the winding steel rope (10) is wound on the first winding drum (11).
3. The agricultural greenhouse ventilation heat recovery energy-saving device according to claim 2, wherein the heat collection mechanism (3) further comprises a water inlet pipe (24), a water outlet pipe (25) and a water tank (26), the water tank (26) is arranged at the bottom of the mounting frame (8), one end of the water inlet pipe (24) is communicated with the water inlet ends of the plurality of solar hot water pipes (13), the other end of the water inlet pipe (24) is communicated with the water tank (26), one end of the water outlet pipe (25) is communicated with the water outlet ends of the plurality of solar hot water pipes (13), the other end of the water outlet pipe (25) is communicated with the water tank (26), a water pump is arranged inside the water tank (26), and electromagnetic valves are arranged on the water inlet pipe (24) and the water outlet pipe (25).
4. The agricultural greenhouse ventilation heat recovery energy-saving device according to claim 3, wherein the second winding mechanism (5) comprises an inclined hollow guide rod (27), a magnetic sliding block (28), a magnetic ring (29) and a connecting rope (30), the inclined hollow guide rod (27) is obliquely and fixedly installed on the side edge of the inclined surface (7) of the greenhouse (1), the magnetic sliding block (28) can be slidably arranged in the inclined hollow guide rod (27), an exhaust port (31) is arranged at the top end of the inclined hollow guide rod (27), the magnetic ring (29) is sleeved and can be slidably arranged on the inclined hollow guide rod (27), one end of the connecting rope (30) is fixedly connected with the magnetic ring (29), the other end of the connecting rope (30) is connected with one side of the heat preservation film (14), and the bottom end of the inclined hollow guide rod (27) is communicated with one end of the water inlet pipe (24).
5. The agricultural greenhouse ventilation heat recovery energy-saving device according to claim 4, wherein a three-way joint (32) is arranged on the water inlet pipe (24), the water inlet end of the three-way joint (32) is communicated with the water tank (26), one water outlet end of the three-way joint (32) is communicated with the solar hot water pipe (13), the other water outlet end of the three-way joint (32) is communicated with the bottom end of the inclined hollow guide rod (27), and a water pressure regulating valve (33) is arranged at one end of the three-way joint (32) communicated with the solar hot water pipe (13).
6. The agricultural greenhouse ventilation heat recovery energy-saving device according to claim 5, wherein the second winding mechanism (5) further comprises a second rotating shaft (34), a second winding drum (35) and a second motor (36), the second motor (36) is fixedly arranged on one side of the mounting frame (8), the second rotating shaft (34) can be rotatably arranged at the top end of the mounting frame (8), the axial direction of the second rotating shaft (34) is consistent with the length direction of the mounting frame (8), the second winding drum (35) is fixedly arranged on the second rotating shaft (34), the heat preservation film (14) is wound on the second winding drum (35), and the output end of the second motor (36) is fixedly connected with one end of the second rotating shaft (34).
CN202310665675.7A 2023-06-07 2023-06-07 Agricultural greenhouse ventilation heat recovery energy-saving device Active CN116369099B (en)

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